Changes for U-Boot 1.1.4:
======================================================================
+* Cleanup
+
+* Add support for NetSilicon NS7520 processor.
+ Patch by Art Shipkowski, 12 May 2005
+
* Add support for AP1000 board.
Patch by James MacAulay, 07 Oct 2005
issue - the table is aligned on a PAGE_SIZE (4096) boundary).
* Fixed compilation for ARM when using a (standard) hard-FP toolchain
- Patch by Anders Larsen, 07 Oct 2005
+ Patch by Anders Larsen, 07 Oct 2005
* Cleanup warnings for cpu/arm720t & cpu/arm1136 files.
sed the linker scripts, rather than pre-process them.
E: r.schwebel@pengutronix.de
D: Support for csb226, logodl and innokom boards (PXA2xx)
+N: Art Shipkowski
+E: art@videon-central.com
+D: Support for NetSilicon NS7520
+
N: Yasushi Shoji
E: yashi@atmark-techno.com
D: Support for Xilinx MicroBlaze, for Atmark Techno SUZAKU FPGA board
CONFIG_FADS850SAR CONFIG_NX823 CONFIG_WALNUT
CONFIG_FADS860T CONFIG_OCRTC CONFIG_ZPC1900
CONFIG_FLAGADM CONFIG_ORSG CONFIG_ZUMA
- CONFIG_FPS850L CONFIG_OXC
+ CONFIG_FPS850L CONFIG_OXC
CONFIG_FPS860L CONFIG_PCI405
-
+
ARM based boards:
-----------------
int board_pre_init (void)
{
- return 0;
+ return 0;
}
/** serial number and platform display at startup */
int checkboard (void)
{
- unsigned char *s = getenv ("serial#");
- unsigned char *e;
-
- /* After a loadace command, the SystemAce control register is left in a wonky state. */
- /* this code did not work in board_pre_init */
- unsigned char* p = (unsigned char*)AP1000_SYSACE_REGBASE;
- p[SYSACE_CTRLREG0] = 0x0;
-
- /* add platform and device to banner */
- switch(get_device()){
- case AP1xx_AP107_TARGET:{
- puts(AP1xx_AP107_TARGET_STR);
- break;
- }
- case AP1xx_AP120_TARGET:{
- puts(AP1xx_AP120_TARGET_STR);
- break;
- }
- case AP1xx_AP130_TARGET:{
- puts(AP1xx_AP130_TARGET_STR);
- break;
- }
- case AP1xx_AP1070_TARGET:{
- puts(AP1xx_AP1070_TARGET_STR);
- break;
- }
- case AP1xx_AP1100_TARGET:{
- puts(AP1xx_AP1100_TARGET_STR);
- break;
- }
- default:{
- puts(AP1xx_UNKNOWN_STR);
- break;
- }
- }
- puts(AP1xx_TARGET_STR);
- puts(" with ");
-
- switch(get_platform()){
- case AP100_BASELINE_PLATFORM:
- case AP1000_BASELINE_PLATFORM:{
- puts(AP1xx_BASELINE_PLATFORM_STR);
- break;
- }
- case AP1xx_QUADGE_PLATFORM:{
- puts(AP1xx_QUADGE_PLATFORM_STR);
- break;
- }
- case AP1xx_MGT_REF_PLATFORM:{
- puts(AP1xx_MGT_REF_PLATFORM_STR);
- break;
- }
- case AP1xx_STANDARD_PLATFORM:{
- puts(AP1xx_STANDARD_PLATFORM_STR);
- break;
- }
- case AP1xx_DUAL_PLATFORM:{
- puts(AP1xx_DUAL_PLATFORM_STR);
- break;
- }
- case AP1xx_BASE_SRAM_PLATFORM:{
- puts(AP1xx_BASE_SRAM_PLATFORM_STR);
- break;
- }
- case AP1xx_PCI_PCB_TESTPLATFORM:
- case AP1000_PCI_PCB_TESTPLATFORM:{
- puts(AP1xx_PCI_PCB_TESTPLATFORM_STR);
- break;
- }
- case AP1xx_DUAL_GE_MEZZ_TESTPLATFORM:{
- puts(AP1xx_DUAL_GE_MEZZ_TESTPLATFORM_STR);
- break;
- }
- case AP1xx_SFP_MEZZ_TESTPLATFORM:{
- puts(AP1xx_SFP_MEZZ_TESTPLATFORM_STR);
- break;
- }
- default:{
- puts(AP1xx_UNKNOWN_STR);
- break;
- }
- }
-
- if((get_platform() & AP1xx_TESTPLATFORM_MASK) != 0){
- puts(AP1xx_TESTPLATFORM_STR);
- }
- else{
- puts(AP1xx_PLATFORM_STR);
- }
-
- putc('\n');
-
- puts ("Serial#: ");
-
- if (!s) {
- printf ("### No HW ID - assuming AMIRIX");
- } else {
- for (e = s; *e; ++e) {
- if (*e == ' ')
- break;
- }
-
- for (; s < e; ++s) {
- putc (*s);
- }
- }
-
- putc ('\n');
-
- return (0);
+ unsigned char *s = getenv ("serial#");
+ unsigned char *e;
+
+ /* After a loadace command, the SystemAce control register is left in a wonky state. */
+ /* this code did not work in board_pre_init */
+ unsigned char *p = (unsigned char *) AP1000_SYSACE_REGBASE;
+
+ p[SYSACE_CTRLREG0] = 0x0;
+
+ /* add platform and device to banner */
+ switch (get_device ()) {
+ case AP1xx_AP107_TARGET:
+ puts (AP1xx_AP107_TARGET_STR);
+ break;
+ case AP1xx_AP120_TARGET:
+ puts (AP1xx_AP120_TARGET_STR);
+ break;
+ case AP1xx_AP130_TARGET:
+ puts (AP1xx_AP130_TARGET_STR);
+ break;
+ case AP1xx_AP1070_TARGET:
+ puts (AP1xx_AP1070_TARGET_STR);
+ break;
+ case AP1xx_AP1100_TARGET:
+ puts (AP1xx_AP1100_TARGET_STR);
+ break;
+ default:
+ puts (AP1xx_UNKNOWN_STR);
+ break;
+ }
+ puts (AP1xx_TARGET_STR);
+ puts (" with ");
+
+ switch (get_platform ()) {
+ case AP100_BASELINE_PLATFORM:
+ case AP1000_BASELINE_PLATFORM:
+ puts (AP1xx_BASELINE_PLATFORM_STR);
+ break;
+ case AP1xx_QUADGE_PLATFORM:
+ puts (AP1xx_QUADGE_PLATFORM_STR);
+ break;
+ case AP1xx_MGT_REF_PLATFORM:
+ puts (AP1xx_MGT_REF_PLATFORM_STR);
+ break;
+ case AP1xx_STANDARD_PLATFORM:
+ puts (AP1xx_STANDARD_PLATFORM_STR);
+ break;
+ case AP1xx_DUAL_PLATFORM:
+ puts (AP1xx_DUAL_PLATFORM_STR);
+ break;
+ case AP1xx_BASE_SRAM_PLATFORM:
+ puts (AP1xx_BASE_SRAM_PLATFORM_STR);
+ break;
+ case AP1xx_PCI_PCB_TESTPLATFORM:
+ case AP1000_PCI_PCB_TESTPLATFORM:
+ puts (AP1xx_PCI_PCB_TESTPLATFORM_STR);
+ break;
+ case AP1xx_DUAL_GE_MEZZ_TESTPLATFORM:
+ puts (AP1xx_DUAL_GE_MEZZ_TESTPLATFORM_STR);
+ break;
+ case AP1xx_SFP_MEZZ_TESTPLATFORM:
+ puts (AP1xx_SFP_MEZZ_TESTPLATFORM_STR);
+ break;
+ default:
+ puts (AP1xx_UNKNOWN_STR);
+ break;
+ }
+
+ if ((get_platform () & AP1xx_TESTPLATFORM_MASK) != 0) {
+ puts (AP1xx_TESTPLATFORM_STR);
+ } else {
+ puts (AP1xx_PLATFORM_STR);
+ }
+
+ putc ('\n');
+
+ puts ("Serial#: ");
+
+ if (!s) {
+ printf ("### No HW ID - assuming AMIRIX");
+ } else {
+ for (e = s; *e; ++e) {
+ if (*e == ' ')
+ break;
+ }
+
+ for (; s < e; ++s) {
+ putc (*s);
+ }
+ }
+
+ putc ('\n');
+
+ return (0);
}
long int initdram (int board_type)
{
- unsigned char *s = getenv ("dramsize");
-
- if(s != NULL){
- if((s[0] == '0') && ((s[1] == 'x') || (s[1] == 'X'))){
- s += 2;
- }
- return simple_strtoul(s, NULL, 16);
- }
- else{
- /* give all 64 MB */
+ unsigned char *s = getenv ("dramsize");
+
+ if (s != NULL) {
+ if ((s[0] == '0') && ((s[1] == 'x') || (s[1] == 'X'))) {
+ s += 2;
+ }
+ return simple_strtoul (s, NULL, 16);
+ } else {
+ /* give all 64 MB */
return 64 * 1024 * 1024;
- }
+ }
}
-unsigned int get_platform(void){
- unsigned int *revision_reg_ptr = (unsigned int *)AP1xx_FPGA_REV_ADDR;
- return (*revision_reg_ptr & AP1xx_PLATFORM_MASK);
+unsigned int get_platform (void)
+{
+ unsigned int *revision_reg_ptr = (unsigned int *) AP1xx_FPGA_REV_ADDR;
+
+ return (*revision_reg_ptr & AP1xx_PLATFORM_MASK);
}
-unsigned int get_device(void){
- unsigned int *revision_reg_ptr = (unsigned int *)AP1xx_FPGA_REV_ADDR;
+unsigned int get_device (void)
+{
+ unsigned int *revision_reg_ptr = (unsigned int *) AP1xx_FPGA_REV_ADDR;
- return (*revision_reg_ptr & AP1xx_TARGET_MASK);
+ return (*revision_reg_ptr & AP1xx_TARGET_MASK);
}
-#if 0 // loadace is not working; it appears to be a hardware issue with the system ace.
+#if 0 /* loadace is not working; it appears to be a hardware issue with the system ace. */
/*
This function loads FPGA configurations from the SystemACE CompactFlash
*/
-int do_loadace (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+int do_loadace (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
{
- unsigned char *p = (unsigned char *)AP1000_SYSACE_REGBASE;
- int cfg;
-
- if((p[SYSACE_STATREG0] & 0x10) == 0) {
- p[SYSACE_CTRLREG0] = 0x80;
- printf ("\nNo CompactFlash Detected\n\n");
- p[SYSACE_CTRLREG0] = 0x00;
- return 1;
- }
-
- // reset configuration controller: | 0x80
- // select cpflash & ~0x40
- // cfg start | 0x20
- // wait for cfgstart & ~0x10
- // force cfgmode: | 0x08
- // do no force cfgaddr: & ~0x04
- // clear mpulock: & ~0x02
- // do not force lock request & ~0x01
-
- p[SYSACE_CTRLREG0] = 0x80 | 0x20 | 0x08;
- p[SYSACE_CTRLREG1] = 0x00;
-
- // force config address if arg2 exists
- if (argc == 2) {
- cfg = simple_strtoul(argv[1], NULL, 10);
-
- if(cfg > 7) {
- printf ("\nInvalid Configuration\n\n");
- p[SYSACE_CTRLREG0] = 0x00;
- return 1;
- }
- // Set config address
- p[SYSACE_CTRLREG1] = (cfg << 5);
- // force cfgaddr
- p[SYSACE_CTRLREG0] |= 0x04;
-
- } else {
- cfg = (p[SYSACE_STATREG1] & 0xE0) >> 5;
- }
-
- /* release configuration controller */
- printf("\nLoading V2PRO with config %d...\n", cfg);
- p[SYSACE_CTRLREG0] &= ~0x80;
-
-
- while((p[SYSACE_STATREG1] & 0x01) == 0) {
-
- if(p[SYSACE_ERRREG0] & 0x80) {
- // attempting to load an invalid configuration makes the cpflash
- // appear to be removed. Reset here to avoid that problem
- p[SYSACE_CTRLREG0] = 0x80;
- printf("\nConfiguration %d Read Error\n\n", cfg);
- p[SYSACE_CTRLREG0] = 0x00;
- return 1;
- }
- }
-
- p[SYSACE_CTRLREG0] |= 0x20;
-
- return 0;
+ unsigned char *p = (unsigned char *) AP1000_SYSACE_REGBASE;
+ int cfg;
+
+ if ((p[SYSACE_STATREG0] & 0x10) == 0) {
+ p[SYSACE_CTRLREG0] = 0x80;
+ printf ("\nNo CompactFlash Detected\n\n");
+ p[SYSACE_CTRLREG0] = 0x00;
+ return 1;
+ }
+
+ /* reset configuration controller: | 0x80 */
+ /* select cpflash & ~0x40 */
+ /* cfg start | 0x20 */
+ /* wait for cfgstart & ~0x10 */
+ /* force cfgmode: | 0x08 */
+ /* do no force cfgaddr: & ~0x04 */
+ /* clear mpulock: & ~0x02 */
+ /* do not force lock request & ~0x01 */
+
+ p[SYSACE_CTRLREG0] = 0x80 | 0x20 | 0x08;
+ p[SYSACE_CTRLREG1] = 0x00;
+
+ /* force config address if arg2 exists */
+ if (argc == 2) {
+ cfg = simple_strtoul (argv[1], NULL, 10);
+
+ if (cfg > 7) {
+ printf ("\nInvalid Configuration\n\n");
+ p[SYSACE_CTRLREG0] = 0x00;
+ return 1;
+ }
+ /* Set config address */
+ p[SYSACE_CTRLREG1] = (cfg << 5);
+ /* force cfgaddr */
+ p[SYSACE_CTRLREG0] |= 0x04;
+
+ } else {
+ cfg = (p[SYSACE_STATREG1] & 0xE0) >> 5;
+ }
+
+ /* release configuration controller */
+ printf ("\nLoading V2PRO with config %d...\n", cfg);
+ p[SYSACE_CTRLREG0] &= ~0x80;
+
+
+ while ((p[SYSACE_STATREG1] & 0x01) == 0) {
+
+ if (p[SYSACE_ERRREG0] & 0x80) {
+ /* attempting to load an invalid configuration makes the cpflash */
+ /* appear to be removed. Reset here to avoid that problem */
+ p[SYSACE_CTRLREG0] = 0x80;
+ printf ("\nConfiguration %d Read Error\n\n", cfg);
+ p[SYSACE_CTRLREG0] = 0x00;
+ return 1;
+ }
+ }
+
+ p[SYSACE_CTRLREG0] |= 0x20;
+
+ return 0;
}
#endif
* -1 if failed
* </pre>
*/
-int do_swconfigbyte(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]){
- unsigned char *sector_buffer = NULL;
- unsigned char input_char;
- int write_result;
- unsigned int input_uint;
-
- /* display value if no argument */
- if(argc < 2){
- printf("Software configuration byte is currently: 0x%02x\n",
- *((unsigned char *) (SW_BYTE_SECTOR_ADDR + SW_BYTE_SECTOR_OFFSET)));
- return 0;
- }
- else if(argc > 3){
- printf("Too many arguments\n");
- return -1;
- }
-
- /* if 3 arguments, 3rd argument is the address to use */
- if(argc == 3){
- input_uint = simple_strtoul(argv[1], NULL, 16);
- sector_buffer = (unsigned char *)input_uint;
- }
- else{
- sector_buffer = (unsigned char *)DEFAULT_TEMP_ADDR;
- }
-
- input_char = simple_strtoul(argv[1], NULL, 0);
- if((input_char & ~SW_BYTE_MASK) != 0){
- printf("Input of 0x%02x will be masked to 0x%02x\n",
- input_char, (input_char & SW_BYTE_MASK));
- input_char = input_char & SW_BYTE_MASK;
- }
-
- memcpy(sector_buffer, (void *)SW_BYTE_SECTOR_ADDR, SW_BYTE_SECTOR_SIZE);
- sector_buffer[SW_BYTE_SECTOR_OFFSET] = input_char;
-
-
- printf("Erasing Flash...");
- if (flash_sect_erase (SW_BYTE_SECTOR_ADDR, (SW_BYTE_SECTOR_ADDR + SW_BYTE_SECTOR_OFFSET))){
- return -1;
- }
-
- printf("Writing to Flash... ");
- write_result = flash_write(sector_buffer, SW_BYTE_SECTOR_ADDR, SW_BYTE_SECTOR_SIZE);
- if (write_result != 0) {
- flash_perror (write_result);
- return -1;
- }
- else{
- printf("done\n");
- printf("Software configuration byte is now: 0x%02x\n",
- *((unsigned char *) (SW_BYTE_SECTOR_ADDR + SW_BYTE_SECTOR_OFFSET)));
- }
-
- return 0;
+int do_swconfigbyte (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
+{
+ unsigned char *sector_buffer = NULL;
+ unsigned char input_char;
+ int write_result;
+ unsigned int input_uint;
+
+ /* display value if no argument */
+ if (argc < 2) {
+ printf ("Software configuration byte is currently: 0x%02x\n",
+ *((unsigned char *) (SW_BYTE_SECTOR_ADDR +
+ SW_BYTE_SECTOR_OFFSET)));
+ return 0;
+ } else if (argc > 3) {
+ printf ("Too many arguments\n");
+ return -1;
+ }
+
+ /* if 3 arguments, 3rd argument is the address to use */
+ if (argc == 3) {
+ input_uint = simple_strtoul (argv[1], NULL, 16);
+ sector_buffer = (unsigned char *) input_uint;
+ } else {
+ sector_buffer = (unsigned char *) DEFAULT_TEMP_ADDR;
+ }
+
+ input_char = simple_strtoul (argv[1], NULL, 0);
+ if ((input_char & ~SW_BYTE_MASK) != 0) {
+ printf ("Input of 0x%02x will be masked to 0x%02x\n",
+ input_char, (input_char & SW_BYTE_MASK));
+ input_char = input_char & SW_BYTE_MASK;
+ }
+
+ memcpy (sector_buffer, (void *) SW_BYTE_SECTOR_ADDR,
+ SW_BYTE_SECTOR_SIZE);
+ sector_buffer[SW_BYTE_SECTOR_OFFSET] = input_char;
+
+
+ printf ("Erasing Flash...");
+ if (flash_sect_erase
+ (SW_BYTE_SECTOR_ADDR,
+ (SW_BYTE_SECTOR_ADDR + SW_BYTE_SECTOR_OFFSET))) {
+ return -1;
+ }
+
+ printf ("Writing to Flash... ");
+ write_result =
+ flash_write (sector_buffer, SW_BYTE_SECTOR_ADDR,
+ SW_BYTE_SECTOR_SIZE);
+ if (write_result != 0) {
+ flash_perror (write_result);
+ return -1;
+ } else {
+ printf ("done\n");
+ printf ("Software configuration byte is now: 0x%02x\n",
+ *((unsigned char *) (SW_BYTE_SECTOR_ADDR +
+ SW_BYTE_SECTOR_OFFSET)));
+ }
+
+ return 0;
}
#define ONE_SECOND 1000000
-int do_pause(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]){
- int pause_time;
- unsigned int delay_time;
- int break_loop = 0;
-
- /* display value if no argument */
- if(argc < 2){
- pause_time = 1;
- }
-
- else if(argc > 2){
- printf("Too many arguments\n");
- return -1;
- }
- else{
- pause_time = simple_strtoul(argv[1], NULL, 0);
- }
-
- printf("Pausing with a poll time of %d, press any key to reactivate\n", pause_time);
- delay_time = pause_time * ONE_SECOND;
- while(break_loop == 0){
- udelay(delay_time);
- if(serial_tstc() != 0){
- break_loop = 1;
- /* eat user key presses */
- while(serial_tstc() != 0){
- serial_getc();
- }
- }
- }
-
- return 0;
+int do_pause (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
+{
+ int pause_time;
+ unsigned int delay_time;
+ int break_loop = 0;
+
+ /* display value if no argument */
+ if (argc < 2) {
+ pause_time = 1;
+ }
+
+ else if (argc > 2) {
+ printf ("Too many arguments\n");
+ return -1;
+ } else {
+ pause_time = simple_strtoul (argv[1], NULL, 0);
+ }
+
+ printf ("Pausing with a poll time of %d, press any key to reactivate\n", pause_time);
+ delay_time = pause_time * ONE_SECOND;
+ while (break_loop == 0) {
+ udelay (delay_time);
+ if (serial_tstc () != 0) {
+ break_loop = 1;
+ /* eat user key presses */
+ while (serial_tstc () != 0) {
+ serial_getc ();
+ }
+ }
+ }
+
+ return 0;
}
-int do_swreconfig(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]){
- printf("Triggering software reconfigure (software config byte is 0x%02x)...\n",
- *((unsigned char *) (SW_BYTE_SECTOR_ADDR + SW_BYTE_SECTOR_OFFSET)));
- udelay (1000);
- *((unsigned char*)AP1000_CPLD_BASE) = 1;
+int do_swreconfig (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
+{
+ printf ("Triggering software reconfigure (software config byte is 0x%02x)...\n",
+ *((unsigned char *) (SW_BYTE_SECTOR_ADDR + SW_BYTE_SECTOR_OFFSET)));
+ udelay (1000);
+ *((unsigned char *) AP1000_CPLD_BASE) = 1;
- return 0;
+ return 0;
}
#define GET_DECIMAL(low_byte) ((low_byte >> 5) * 125)
#define TEMP_ETHERM_BIT 0x02
#define TEMP_LTHERM_BIT 0x01
-int do_temp_sensor(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]){
- char cmd;
- int ret_val = 0;
- unsigned char temp_byte;
- int temp;
- int temp_low;
- int low;
- int low_low;
- int high;
- int high_low;
- int therm;
- unsigned char user_data[4] = { 0 };
- int user_data_count = 0;
- int ii;
-
- if(argc > 1){
- cmd = argv[1][0];
- }
- else{
- cmd = 's'; /* default to status */
- }
-
- user_data_count = argc - 2;
- for(ii = 0;ii < user_data_count;ii++){
- user_data[ii] = simple_strtoul(argv[2 + ii], NULL, 0);
- }
- switch (cmd){
- case 's':{
-
- if(I2CAccess(0x2, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &temp_byte, I2C_READ) != 0){
- goto fail;
- }
- printf("Status : 0x%02x ", temp_byte);
- if(temp_byte & TEMP_BUSY_BIT){
- printf("BUSY ");
- }
-
- if(temp_byte & TEMP_LHIGH_BIT){
- printf("LHIGH ");
- }
-
- if(temp_byte & TEMP_LLOW_BIT){
- printf("LLOW ");
- }
-
- if(temp_byte & TEMP_EHIGH_BIT){
- printf("EHIGH ");
- }
-
- if(temp_byte & TEMP_ELOW_BIT){
- printf("ELOW ");
- }
-
- if(temp_byte & TEMP_OPEN_BIT){
- printf("OPEN ");
- }
-
- if(temp_byte & TEMP_ETHERM_BIT){
- printf("ETHERM ");
- }
-
- if(temp_byte & TEMP_LTHERM_BIT){
- printf("LTHERM");
- }
- printf("\n");
-
- if(I2CAccess(0x3, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &temp_byte, I2C_READ) != 0){
- goto fail;
- }
- printf("Config : 0x%02x ", temp_byte);
-
- if(I2CAccess(0x4, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &temp_byte, I2C_READ) != 0){
- printf("\n");
- goto fail;
- }
- printf("Conversion: 0x%02x\n", temp_byte);
- if(I2CAccess(0x22, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &temp_byte, I2C_READ) != 0){
- goto fail;
- }
- printf("Cons Alert: 0x%02x ", temp_byte);
-
- if(I2CAccess(0x21, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &temp_byte, I2C_READ) != 0){
- printf("\n");
- goto fail;
- }
- printf("Therm Hyst: %d\n", temp_byte);
-
- if(I2CAccess(0x0, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &temp_byte, I2C_READ) != 0){
- goto fail;
- }
- temp = temp_byte;
- if(I2CAccess(0x6, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &temp_byte, I2C_READ) != 0){
- goto fail;
- }
- low = temp_byte;
- if(I2CAccess(0x5, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &temp_byte, I2C_READ) != 0){
- goto fail;
- }
- high = temp_byte;
- if(I2CAccess(0x20, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &temp_byte, I2C_READ) != 0){
- goto fail;
- }
- therm = temp_byte;
- printf("Local Temp: %2d Low: %2d High: %2d THERM: %2d\n", temp, low, high, therm);
-
- if(I2CAccess(0x1, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &temp_byte, I2C_READ) != 0){
- goto fail;
- }
- temp = temp_byte;
- if(I2CAccess(0x10, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &temp_byte, I2C_READ) != 0){
- goto fail;
- }
- temp_low = temp_byte;
- if(I2CAccess(0x8, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &temp_byte, I2C_READ) != 0){
- goto fail;
- }
- low = temp_byte;
- if(I2CAccess(0x14, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &temp_byte, I2C_READ) != 0){
- goto fail;
- }
- low_low = temp_byte;
- if(I2CAccess(0x7, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &temp_byte, I2C_READ) != 0){
- goto fail;
- }
- high = temp_byte;
- if(I2CAccess(0x13, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &temp_byte, I2C_READ) != 0){
- goto fail;
- }
- high_low = temp_byte;
- if(I2CAccess(0x19, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &temp_byte, I2C_READ) != 0){
- goto fail;
- }
- therm = temp_byte;
- if(I2CAccess(0x11, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &temp_byte, I2C_READ) != 0){
- goto fail;
- }
- printf("Ext Temp : %2d.%03d Low: %2d.%03d High: %2d.%03d THERM: %2d Offset: %2d\n", temp, GET_DECIMAL(temp_low), low, GET_DECIMAL(low_low), high, GET_DECIMAL(high_low), therm, temp_byte);
- break;
- }
- case 'l':{ /* alter local limits : low, high, therm */
- if(argc < 3){
- goto usage;
- }
-
- /* low */
- if(I2CAccess(0xC, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &user_data[0], I2C_WRITE) != 0){
- goto fail;
- }
-
- if(user_data_count > 1){
- /* high */
- if(I2CAccess(0xB, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &user_data[1], I2C_WRITE) != 0){
- goto fail;
- }
- }
-
- if(user_data_count > 2){
- /* therm */
- if(I2CAccess(0x20, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &user_data[2], I2C_WRITE) != 0){
- goto fail;
- }
- }
- break;
- }
- case 'e':{ /* alter external limits: low, high, therm, offset */
- if(argc < 3){
- goto usage;
- }
-
- /* low */
- if(I2CAccess(0xE, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &user_data[0], I2C_WRITE) != 0){
- goto fail;
- }
-
- if(user_data_count > 1){
- /* high */
- if(I2CAccess(0xD, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &user_data[1], I2C_WRITE) != 0){
- goto fail;
- }
- }
-
- if(user_data_count > 2){
- /* therm */
- if(I2CAccess(0x19, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &user_data[2], I2C_WRITE) != 0){
- goto fail;
- }
- }
-
- if(user_data_count > 3){
- /* offset */
- if(I2CAccess(0x11, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &user_data[3], I2C_WRITE) != 0){
- goto fail;
- }
- }
- break;
- }
- case 'c':{ /* alter config settings: config, conv, cons alert, therm hyst */
- if(argc < 3){
- goto usage;
- }
-
- /* config */
- if(I2CAccess(0x9, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &user_data[0], I2C_WRITE) != 0){
- goto fail;
- }
-
- if(user_data_count > 1){
- /* conversion */
- if(I2CAccess(0xA, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &user_data[1], I2C_WRITE) != 0){
- goto fail;
- }
- }
-
- if(user_data_count > 2){
- /* cons alert */
- if(I2CAccess(0x22, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &user_data[2], I2C_WRITE) != 0){
- goto fail;
- }
- }
-
- if(user_data_count > 3){
- /* therm hyst */
- if(I2CAccess(0x21, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &user_data[3], I2C_WRITE) != 0){
- goto fail;
- }
- }
- break;
- }
- default:{
- goto usage;
- }
- }
-
- goto done;
- fail:
- printf("Access to sensor failed\n");
- ret_val = -1;
- goto done;
- usage:
- printf ("Usage:\n%s\n", cmdtp->help);
-
- done:
- return ret_val;
+int do_temp_sensor (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
+{
+ char cmd;
+ int ret_val = 0;
+ unsigned char temp_byte;
+ int temp;
+ int temp_low;
+ int low;
+ int low_low;
+ int high;
+ int high_low;
+ int therm;
+ unsigned char user_data[4] = { 0 };
+ int user_data_count = 0;
+ int ii;
+
+ if (argc > 1) {
+ cmd = argv[1][0];
+ } else {
+ cmd = 's'; /* default to status */
+ }
+
+ user_data_count = argc - 2;
+ for (ii = 0; ii < user_data_count; ii++) {
+ user_data[ii] = simple_strtoul (argv[2 + ii], NULL, 0);
+ }
+ switch (cmd) {
+ case 's':
+ if (I2CAccess
+ (0x2, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL,
+ &temp_byte, I2C_READ) != 0) {
+ goto fail;
+ }
+ printf ("Status : 0x%02x ", temp_byte);
+ if (temp_byte & TEMP_BUSY_BIT)
+ printf ("BUSY ");
+
+ if (temp_byte & TEMP_LHIGH_BIT)
+ printf ("LHIGH ");
+
+ if (temp_byte & TEMP_LLOW_BIT)
+ printf ("LLOW ");
+
+ if (temp_byte & TEMP_EHIGH_BIT)
+ printf ("EHIGH ");
+
+ if (temp_byte & TEMP_ELOW_BIT)
+ printf ("ELOW ");
+
+ if (temp_byte & TEMP_OPEN_BIT)
+ printf ("OPEN ");
+
+ if (temp_byte & TEMP_ETHERM_BIT)
+ printf ("ETHERM ");
+
+ if (temp_byte & TEMP_LTHERM_BIT)
+ printf ("LTHERM");
+
+ printf ("\n");
+
+ if (I2CAccess
+ (0x3, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL,
+ &temp_byte, I2C_READ) != 0) {
+ goto fail;
+ }
+ printf ("Config : 0x%02x ", temp_byte);
+
+ if (I2CAccess
+ (0x4, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL,
+ &temp_byte, I2C_READ) != 0) {
+ printf ("\n");
+ goto fail;
+ }
+ printf ("Conversion: 0x%02x\n", temp_byte);
+ if (I2CAccess
+ (0x22, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL,
+ &temp_byte, I2C_READ) != 0) {
+ goto fail;
+ }
+ printf ("Cons Alert: 0x%02x ", temp_byte);
+
+ if (I2CAccess
+ (0x21, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL,
+ &temp_byte, I2C_READ) != 0) {
+ printf ("\n");
+ goto fail;
+ }
+ printf ("Therm Hyst: %d\n", temp_byte);
+
+ if (I2CAccess
+ (0x0, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL,
+ &temp_byte, I2C_READ) != 0) {
+ goto fail;
+ }
+ temp = temp_byte;
+ if (I2CAccess
+ (0x6, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL,
+ &temp_byte, I2C_READ) != 0) {
+ goto fail;
+ }
+ low = temp_byte;
+ if (I2CAccess
+ (0x5, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL,
+ &temp_byte, I2C_READ) != 0) {
+ goto fail;
+ }
+ high = temp_byte;
+ if (I2CAccess
+ (0x20, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL,
+ &temp_byte, I2C_READ) != 0) {
+ goto fail;
+ }
+ therm = temp_byte;
+ printf ("Local Temp: %2d Low: %2d High: %2d THERM: %2d\n", temp, low, high, therm);
+
+ if (I2CAccess
+ (0x1, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL,
+ &temp_byte, I2C_READ) != 0) {
+ goto fail;
+ }
+ temp = temp_byte;
+ if (I2CAccess
+ (0x10, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL,
+ &temp_byte, I2C_READ) != 0) {
+ goto fail;
+ }
+ temp_low = temp_byte;
+ if (I2CAccess
+ (0x8, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL,
+ &temp_byte, I2C_READ) != 0) {
+ goto fail;
+ }
+ low = temp_byte;
+ if (I2CAccess
+ (0x14, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL,
+ &temp_byte, I2C_READ) != 0) {
+ goto fail;
+ }
+ low_low = temp_byte;
+ if (I2CAccess
+ (0x7, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL,
+ &temp_byte, I2C_READ) != 0) {
+ goto fail;
+ }
+ high = temp_byte;
+ if (I2CAccess
+ (0x13, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL,
+ &temp_byte, I2C_READ) != 0) {
+ goto fail;
+ }
+ high_low = temp_byte;
+ if (I2CAccess
+ (0x19, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL,
+ &temp_byte, I2C_READ) != 0) {
+ goto fail;
+ }
+ therm = temp_byte;
+ if (I2CAccess
+ (0x11, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL,
+ &temp_byte, I2C_READ) != 0) {
+ goto fail;
+ }
+ printf ("Ext Temp : %2d.%03d Low: %2d.%03d High: %2d.%03d THERM: %2d Offset: %2d\n", temp, GET_DECIMAL (temp_low), low, GET_DECIMAL (low_low), high, GET_DECIMAL (high_low), therm, temp_byte);
+ break;
+ case 'l': /* alter local limits : low, high, therm */
+ if (argc < 3) {
+ goto usage;
+ }
+
+ /* low */
+ if (I2CAccess
+ (0xC, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL,
+ &user_data[0], I2C_WRITE) != 0) {
+ goto fail;
+ }
+
+ if (user_data_count > 1) {
+ /* high */
+ if (I2CAccess
+ (0xB, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL,
+ &user_data[1], I2C_WRITE) != 0) {
+ goto fail;
+ }
+ }
+
+ if (user_data_count > 2) {
+ /* therm */
+ if (I2CAccess
+ (0x20, I2C_SENSOR_DEV,
+ I2C_SENSOR_CHIP_SEL, &user_data[2],
+ I2C_WRITE) != 0) {
+ goto fail;
+ }
+ }
+ break;
+ case 'e': /* alter external limits: low, high, therm, offset */
+ if (argc < 3) {
+ goto usage;
+ }
+
+ /* low */
+ if (I2CAccess
+ (0xE, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL,
+ &user_data[0], I2C_WRITE) != 0) {
+ goto fail;
+ }
+
+ if (user_data_count > 1) {
+ /* high */
+ if (I2CAccess
+ (0xD, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL,
+ &user_data[1], I2C_WRITE) != 0) {
+ goto fail;
+ }
+ }
+
+ if (user_data_count > 2) {
+ /* therm */
+ if (I2CAccess
+ (0x19, I2C_SENSOR_DEV,
+ I2C_SENSOR_CHIP_SEL, &user_data[2],
+ I2C_WRITE) != 0) {
+ goto fail;
+ }
+ }
+
+ if (user_data_count > 3) {
+ /* offset */
+ if (I2CAccess
+ (0x11, I2C_SENSOR_DEV,
+ I2C_SENSOR_CHIP_SEL, &user_data[3],
+ I2C_WRITE) != 0) {
+ goto fail;
+ }
+ }
+ break;
+ case 'c': /* alter config settings: config, conv, cons alert, therm hyst */
+ if (argc < 3) {
+ goto usage;
+ }
+
+ /* config */
+ if (I2CAccess
+ (0x9, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL,
+ &user_data[0], I2C_WRITE) != 0) {
+ goto fail;
+ }
+
+ if (user_data_count > 1) {
+ /* conversion */
+ if (I2CAccess
+ (0xA, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL,
+ &user_data[1], I2C_WRITE) != 0) {
+ goto fail;
+ }
+ }
+
+ if (user_data_count > 2) {
+ /* cons alert */
+ if (I2CAccess
+ (0x22, I2C_SENSOR_DEV,
+ I2C_SENSOR_CHIP_SEL, &user_data[2],
+ I2C_WRITE) != 0) {
+ goto fail;
+ }
+ }
+
+ if (user_data_count > 3) {
+ /* therm hyst */
+ if (I2CAccess
+ (0x21, I2C_SENSOR_DEV,
+ I2C_SENSOR_CHIP_SEL, &user_data[3],
+ I2C_WRITE) != 0) {
+ goto fail;
+ }
+ }
+ break;
+ default:
+ goto usage;
+ }
+
+ goto done;
+fail:
+ printf ("Access to sensor failed\n");
+ ret_val = -1;
+ goto done;
+usage:
+ printf ("Usage:\n%s\n", cmdtp->help);
+
+done:
+ return ret_val;
}
-U_BOOT_CMD(
- temp, 6, 0, do_temp_sensor,
- "temp - interact with the temperature sensor\n",
- "temp [s]\n"
- " - Show status.\n"
- "temp l LOW [HIGH] [THERM]\n"
- " - Set local limits.\n"
- "temp e LOW [HIGH] [THERM] [OFFSET]\n"
- " - Set external limits.\n"
- "temp c CONFIG [CONVERSION] [CONS. ALERT] [THERM HYST]\n"
- " - Set config options.\n"
- "\n"
- "All values can be decimal or hex (hex preceded with 0x).\n"
- "Only whole numbers are supported for external limits.\n"
-);
+U_BOOT_CMD (temp, 6, 0, do_temp_sensor,
+ "temp - interact with the temperature sensor\n",
+ "temp [s]\n"
+ " - Show status.\n"
+ "temp l LOW [HIGH] [THERM]\n"
+ " - Set local limits.\n"
+ "temp e LOW [HIGH] [THERM] [OFFSET]\n"
+ " - Set external limits.\n"
+ "temp c CONFIG [CONVERSION] [CONS. ALERT] [THERM HYST]\n"
+ " - Set config options.\n"
+ "\n"
+ "All values can be decimal or hex (hex preceded with 0x).\n"
+ "Only whole numbers are supported for external limits.\n");
#if 0
-U_BOOT_CMD(
- loadace, 2, 0, do_loadace,
- "loadace - load fpga configuration from System ACE compact flash\n",
- "N\n"
- " - Load configuration N (0-7) from System ACE compact flash\n"
- "loadace\n"
- " - loads default configuration\n"
-);
+U_BOOT_CMD (loadace, 2, 0, do_loadace,
+ "loadace - load fpga configuration from System ACE compact flash\n",
+ "N\n"
+ " - Load configuration N (0-7) from System ACE compact flash\n"
+ "loadace\n" " - loads default configuration\n");
#endif
-U_BOOT_CMD(
- swconfig, 2, 0, do_swconfigbyte,
- "swconfig- display or modify the software configuration byte\n",
- "N [ADDRESS]\n"
- " - set software configuration byte to N, optionally use ADDRESS as\n"
- " location of buffer for flash copy\n"
- "swconfig\n"
- " - display software configuration byte\n"
-);
-
-U_BOOT_CMD(
- pause, 2, 0, do_pause,
- "pause - sleep processor until any key is pressed with poll time of N seconds\n",
- "N\n"
- " - sleep processor until any key is pressed with poll time of N seconds\n"
- "pause\n"
- " - sleep processor until any key is pressed with poll time of 1 second\n"
-);
-
-U_BOOT_CMD(
- swrecon, 1, 0, do_swreconfig,
- "swrecon - trigger a board reconfigure to the software selected configuration\n",
- "\n"
- " - trigger a board reconfigure to the software selected configuration\n"
-);
-
+U_BOOT_CMD (swconfig, 2, 0, do_swconfigbyte,
+ "swconfig- display or modify the software configuration byte\n",
+ "N [ADDRESS]\n"
+ " - set software configuration byte to N, optionally use ADDRESS as\n"
+ " location of buffer for flash copy\n"
+ "swconfig\n" " - display software configuration byte\n");
+
+U_BOOT_CMD (pause, 2, 0, do_pause,
+ "pause - sleep processor until any key is pressed with poll time of N seconds\n",
+ "N\n"
+ " - sleep processor until any key is pressed with poll time of N seconds\n"
+ "pause\n"
+ " - sleep processor until any key is pressed with poll time of 1 second\n");
+
+U_BOOT_CMD (swrecon, 1, 0, do_swreconfig,
+ "swrecon - trigger a board reconfigure to the software selected configuration\n",
+ "\n"
+ " - trigger a board reconfigure to the software selected configuration\n");
*/
#define AP1xx_FPGA_REV_ADDR 0x29000000
-#define AP1xx_PLATFORM_MASK 0xFF000000
-#define AP100_BASELINE_PLATFORM 0x01000000
-#define AP1xx_QUADGE_PLATFORM 0x02000000
-#define AP1xx_MGT_REF_PLATFORM 0x03000000
-#define AP1xx_STANDARD_PLATFORM 0x04000000
-#define AP1xx_DUAL_PLATFORM 0x05000000
+#define AP1xx_PLATFORM_MASK 0xFF000000
+#define AP100_BASELINE_PLATFORM 0x01000000
+#define AP1xx_QUADGE_PLATFORM 0x02000000
+#define AP1xx_MGT_REF_PLATFORM 0x03000000
+#define AP1xx_STANDARD_PLATFORM 0x04000000
+#define AP1xx_DUAL_PLATFORM 0x05000000
#define AP1xx_BASE_SRAM_PLATFORM 0x06000000
#define AP1000_BASELINE_PLATFORM 0x21000000
-#define AP1xx_TESTPLATFORM_MASK 0xC0000000
-#define AP1xx_PCI_PCB_TESTPLATFORM 0xC0000000
+#define AP1xx_TESTPLATFORM_MASK 0xC0000000
+#define AP1xx_PCI_PCB_TESTPLATFORM 0xC0000000
#define AP1xx_DUAL_GE_MEZZ_TESTPLATFORM 0xC1000000
-#define AP1xx_SFP_MEZZ_TESTPLATFORM 0xC2000000
+#define AP1xx_SFP_MEZZ_TESTPLATFORM 0xC2000000
-#define AP1000_PCI_PCB_TESTPLATFORM 0xC3000000
+#define AP1000_PCI_PCB_TESTPLATFORM 0xC3000000
#define AP1xx_TARGET_MASK 0x00FF0000
#define AP1xx_AP107_TARGET 0x00010000
#define AP1xx_UNKNOWN_STR "Unknown"
-#define AP1xx_PLATFORM_STR " Platform"
+#define AP1xx_PLATFORM_STR " Platform"
#define AP1xx_BASELINE_PLATFORM_STR "Baseline"
#define AP1xx_QUADGE_PLATFORM_STR "Quad GE"
#define AP1xx_MGT_REF_PLATFORM_STR "MGT Reference"
#define AP1xx_STANDARD_PLATFORM_STR "Standard"
-#define AP1xx_DUAL_PLATFORM_STR "Dual"
+#define AP1xx_DUAL_PLATFORM_STR "Dual"
#define AP1xx_BASE_SRAM_PLATFORM_STR "Baseline with SRAM"
-#define AP1xx_TESTPLATFORM_STR " Test Platform"
-#define AP1xx_PCI_PCB_TESTPLATFORM_STR "Base"
+#define AP1xx_TESTPLATFORM_STR " Test Platform"
+#define AP1xx_PCI_PCB_TESTPLATFORM_STR "Base"
#define AP1xx_DUAL_GE_MEZZ_TESTPLATFORM_STR "Dual GE Mezzanine"
-#define AP1xx_SFP_MEZZ_TESTPLATFORM_STR "SFP Mezzanine"
+#define AP1xx_SFP_MEZZ_TESTPLATFORM_STR "SFP Mezzanine"
#define AP1xx_TARGET_STR " Board"
#define AP1xx_AP107_TARGET_STR "AP107"
*/
#define AP1000_SYSACE_REGBASE 0x28000000
-#define SYSACE_STATREG0 0x04 // 7:0
-#define SYSACE_STATREG1 0x05 // 15:8
-#define SYSACE_STATREG2 0x06 // 23:16
-#define SYSACE_STATREG3 0x07 // 31:24
+#define SYSACE_STATREG0 0x04 /* 7:0 */
+#define SYSACE_STATREG1 0x05 /* 15:8 */
+#define SYSACE_STATREG2 0x06 /* 23:16 */
+#define SYSACE_STATREG3 0x07 /* 31:24 */
-#define SYSACE_ERRREG0 0x08 // 7:0
-#define SYSACE_ERRREG1 0x09 // 15:8
-#define SYSACE_ERRREG2 0x0a // 23:16
-#define SYSACE_ERRREG3 0x0b // 31:24
+#define SYSACE_ERRREG0 0x08 /* 7:0 */
+#define SYSACE_ERRREG1 0x09 /* 15:8 */
+#define SYSACE_ERRREG2 0x0a /* 23:16 */
+#define SYSACE_ERRREG3 0x0b /* 31:24 */
-#define SYSACE_CTRLREG0 0x18 // 7:0
-#define SYSACE_CTRLREG1 0x19 // 15:8
-#define SYSACE_CTRLREG2 0x1A // 23:16
-#define SYSACE_CTRLREG3 0x1B // 31:24
+#define SYSACE_CTRLREG0 0x18 /* 7:0 */
+#define SYSACE_CTRLREG1 0x19 /* 15:8 */
+#define SYSACE_CTRLREG2 0x1A /* 23:16 */
+#define SYSACE_CTRLREG3 0x1B /* 31:24 */
/*
* Software reconfig thing
*/
-#define SW_BYTE_SECTOR_ADDR 0x24FE0000
-#define SW_BYTE_SECTOR_OFFSET 0x0001FFFF
-#define SW_BYTE_SECTOR_SIZE 0x00020000
-#define SW_BYTE_MASK 0x00000003
+#define SW_BYTE_SECTOR_ADDR 0x24FE0000
+#define SW_BYTE_SECTOR_OFFSET 0x0001FFFF
+#define SW_BYTE_SECTOR_SIZE 0x00020000
+#define SW_BYTE_MASK 0x00000003
-#define DEFAULT_TEMP_ADDR 0x00100000
+#define DEFAULT_TEMP_ADDR 0x00100000
-#define AP1000_CPLD_BASE 0x26000000
+#define AP1000_CPLD_BASE 0x26000000
/* PowerSpan II Stuff */
#define PSII_SYNC() asm("eieio")
#define PSPAN_BASEADDR 0x30000000
-#define EEPROM_DEFAULT { 0x01, /* Byte 0 - Long Load = 0x02, short = 01, use 0xff for try no load */ \
- 0x0,0x0,0x0, /* Bytes 1 - 3 Power span reserved */ \
- 0x0, /* Byte 4 - Powerspan reserved - start of short load */ \
- 0x0F, /* Byte 5 - Enable PCI 1 & 2 as Bus masters and Memory targets. */ \
- 0x0E, /* Byte 6 - PCI 1 Target image prefetch - on for image 0,1,2, off for i20 & 3. */ \
- 0x00, 0x00, /* Byte 7,8 - PCI-1 Subsystem ID - */ \
- 0x00, 0x00, /* Byte 9,10 - PCI-1 Subsystem Vendor Id - */ \
- 0x00, /* Byte 11 - No PCI interrupt generation on PCI-1 PCI-2 int A */ \
- 0x1F, /* Byte 12 - PCI-1 enable bridge registers, all target images */ \
- 0xBA, /* Byte 13 - Target 0 image 128 Meg(Ram), Target 1 image 64 Meg. (config Flash/CPLD )*/ \
- 0xA0, /* Byte 14 - Target 2 image 64 Meg(program Flash), target 3 64k. */ \
- 0x00, /* Byte 15 - Vital Product Data Disabled. */ \
- 0x88, /* Byte 16 - PCI arbiter config complete, all requests routed through PCI-1, Unlock PCI-1 */ \
- 0x40, /* Byte 17 - Interrupt direction control - PCI-1 Int A out, everything else in. */ \
- 0x00, /* Byte 18 - I2O disabled */ \
- 0x00, /* Byte 19 - PCI-2 Target image prefetch - off for all images. */ \
- 0x00,0x00, /* Bytes 20,21 - PCI 2 Subsystem Id */ \
- 0x00,0x00, /* Bytes 22,23 - PCI 2 Subsystem Vendor id */ \
- 0x0C, /* Byte 24 - PCI-2 BAR enables, target image 0, & 1 */ \
- 0xBB, /* Byte 25 - PCI-2 target 0 - 128 Meg(Ram), target 1 - 128 Meg (program/config flash) */ \
- 0x00, /* Byte 26 - PCI-2 target 2 & 3 unused. */ \
- 0x00,0x00,0x00,0x00,0x00, /* Bytes 27,28,29,30, 31 - Reserved */ \
- /* Long Load Information */ \
- 0x82,0x60, /* Bytes 32,33 - PCI-1 Device ID - Powerspan II */ \
- 0x10,0xE3, /* Bytes 24,35 - PCI-1 Vendor ID - Tundra */ \
- 0x06, /* Byte 36 - PCI-1 Class Base - Bridge device. */ \
- 0x80, /* Byte 37 - PCI-1 Class sub class - Other bridge. */ \
- 0x00, /* Byte 38 - PCI-1 Class programing interface - Other bridge */ \
- 0x01, /* Byte 39 - Power span revision 1. */ \
- 0x6E, /* Byte 40 - PB SI0 enabled, translation enabled, decode enabled, 64 Meg */ \
- 0x40, /* Byte 41 - PB SI0 memory command mode, PCI-1 dest */ \
- 0x22, /* Byte 42 - Prefetch discard after read, PCI-little endian conversion, 32 byte prefetch */ \
- 0x00,0x00, /* Bytes 43, 44 - Translation address for SI0, set to zero for now. */ \
- 0x0E, /* Byte 45 - Translation address (0) and PB bus master enables - all. */ \
- 0x2c,00,00, /* Bytes 46,47,48 - PB SI0 processor base address - 0x2C000000 */ \
- 0x30,00,00, /* Bytes 49,50,51 - PB Address for Powerspan registers - 0x30000000, big Endian */ \
- 0x82,0x60, /* Bytes 52, 53 - PCI-2 Device ID - Powerspan II */ \
- 0x10,0xE3, /* Bytes 54,55 - PCI 2 Vendor Id - Tundra */ \
- 0x06, /* Byte 56 - PCI-2 Class Base - Bridge device */ \
- 0x80, /* Byte 57 - PCI-2 Class sub class - Other Bridge. */ \
- 0x00, /* Byte 58 - PCI-2 class programming interface - Other bridge */ \
- 0x01, /* Byte 59 - PCI-2 class revision 1 */ \
- 0x00,0x00,0x00,0x00 }; /* Bytes 60,61, 62, 63 - Powerspan reserved */
-
-
-#define EEPROM_LENGTH 64 /* Long Load */
-
-#define I2C_SENSOR_DEV 0x9
+#define EEPROM_DEFAULT { 0x01, /* Byte 0 - Long Load = 0x02, short = 01, use 0xff for try no load */ \
+ 0x0,0x0,0x0, /* Bytes 1 - 3 Power span reserved */ \
+ 0x0, /* Byte 4 - Powerspan reserved - start of short load */ \
+ 0x0F, /* Byte 5 - Enable PCI 1 & 2 as Bus masters and Memory targets. */ \
+ 0x0E, /* Byte 6 - PCI 1 Target image prefetch - on for image 0,1,2, off for i20 & 3. */ \
+ 0x00, 0x00, /* Byte 7,8 - PCI-1 Subsystem ID - */ \
+ 0x00, 0x00, /* Byte 9,10 - PCI-1 Subsystem Vendor Id - */ \
+ 0x00, /* Byte 11 - No PCI interrupt generation on PCI-1 PCI-2 int A */ \
+ 0x1F, /* Byte 12 - PCI-1 enable bridge registers, all target images */ \
+ 0xBA, /* Byte 13 - Target 0 image 128 Meg(Ram), Target 1 image 64 Meg. (config Flash/CPLD )*/ \
+ 0xA0, /* Byte 14 - Target 2 image 64 Meg(program Flash), target 3 64k. */ \
+ 0x00, /* Byte 15 - Vital Product Data Disabled. */ \
+ 0x88, /* Byte 16 - PCI arbiter config complete, all requests routed through PCI-1, Unlock PCI-1 */ \
+ 0x40, /* Byte 17 - Interrupt direction control - PCI-1 Int A out, everything else in. */ \
+ 0x00, /* Byte 18 - I2O disabled */ \
+ 0x00, /* Byte 19 - PCI-2 Target image prefetch - off for all images. */ \
+ 0x00,0x00, /* Bytes 20,21 - PCI 2 Subsystem Id */ \
+ 0x00,0x00, /* Bytes 22,23 - PCI 2 Subsystem Vendor id */ \
+ 0x0C, /* Byte 24 - PCI-2 BAR enables, target image 0, & 1 */ \
+ 0xBB, /* Byte 25 - PCI-2 target 0 - 128 Meg(Ram), target 1 - 128 Meg (program/config flash) */ \
+ 0x00, /* Byte 26 - PCI-2 target 2 & 3 unused. */ \
+ 0x00,0x00,0x00,0x00,0x00, /* Bytes 27,28,29,30, 31 - Reserved */ \
+ /* Long Load Information */ \
+ 0x82,0x60, /* Bytes 32,33 - PCI-1 Device ID - Powerspan II */ \
+ 0x10,0xE3, /* Bytes 24,35 - PCI-1 Vendor ID - Tundra */ \
+ 0x06, /* Byte 36 - PCI-1 Class Base - Bridge device. */ \
+ 0x80, /* Byte 37 - PCI-1 Class sub class - Other bridge. */ \
+ 0x00, /* Byte 38 - PCI-1 Class programing interface - Other bridge */ \
+ 0x01, /* Byte 39 - Power span revision 1. */ \
+ 0x6E, /* Byte 40 - PB SI0 enabled, translation enabled, decode enabled, 64 Meg */ \
+ 0x40, /* Byte 41 - PB SI0 memory command mode, PCI-1 dest */ \
+ 0x22, /* Byte 42 - Prefetch discard after read, PCI-little endian conversion, 32 byte prefetch */ \
+ 0x00,0x00, /* Bytes 43, 44 - Translation address for SI0, set to zero for now. */ \
+ 0x0E, /* Byte 45 - Translation address (0) and PB bus master enables - all. */ \
+ 0x2c,00,00, /* Bytes 46,47,48 - PB SI0 processor base address - 0x2C000000 */ \
+ 0x30,00,00, /* Bytes 49,50,51 - PB Address for Powerspan registers - 0x30000000, big Endian */ \
+ 0x82,0x60, /* Bytes 52, 53 - PCI-2 Device ID - Powerspan II */ \
+ 0x10,0xE3, /* Bytes 54,55 - PCI 2 Vendor Id - Tundra */ \
+ 0x06, /* Byte 56 - PCI-2 Class Base - Bridge device */ \
+ 0x80, /* Byte 57 - PCI-2 Class sub class - Other Bridge. */ \
+ 0x00, /* Byte 58 - PCI-2 class programming interface - Other bridge */ \
+ 0x01, /* Byte 59 - PCI-2 class revision 1 */ \
+ 0x00,0x00,0x00,0x00 }; /* Bytes 60,61, 62, 63 - Powerspan reserved */
+
+
+#define EEPROM_LENGTH 64 /* Long Load */
+
+#define I2C_SENSOR_DEV 0x9
#define I2C_SENSOR_CHIP_SEL 0x4
/*
#define FLASH_OFFSET_USER_PROTECTION 0x85
#define FLASH_OFFSET_INTEL_PROTECTION 0x81
-
#define FLASH_MAN_CFI 0x01000000
-
-
-
typedef union {
- unsigned char c;
- unsigned short w;
- unsigned long l;
+ unsigned char c;
+ unsigned short w;
+ unsigned long l;
} cfiword_t;
typedef union {
- unsigned char * cp;
- unsigned short *wp;
- unsigned long *lp;
+ unsigned char *cp;
+ unsigned short *wp;
+ unsigned long *lp;
} cfiptr_t;
#define NUM_ERASE_REGIONS 4
-flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */
-
+flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */
/*-----------------------------------------------------------------------
* Functions
*/
-
-
-static void flash_add_byte(flash_info_t *info, cfiword_t * cword, uchar c);
-static void flash_make_cmd(flash_info_t * info, uchar cmd, void * cmdbuf);
-static void flash_write_cmd(flash_info_t * info, int sect, uchar offset, uchar cmd);
-static int flash_isequal(flash_info_t * info, int sect, uchar offset, uchar cmd);
-static int flash_isset(flash_info_t * info, int sect, uchar offset, uchar cmd);
-static int flash_detect_cfi(flash_info_t * info);
+static void flash_add_byte (flash_info_t * info, cfiword_t * cword, uchar c);
+static void flash_make_cmd (flash_info_t * info, uchar cmd, void *cmdbuf);
+static void flash_write_cmd (flash_info_t * info, int sect, uchar offset,
+ uchar cmd);
+static int flash_isequal (flash_info_t * info, int sect, uchar offset,
+ uchar cmd);
+static int flash_isset (flash_info_t * info, int sect, uchar offset,
+ uchar cmd);
+static int flash_detect_cfi (flash_info_t * info);
static ulong flash_get_size (ulong base, int banknum);
-static int flash_write_cfiword (flash_info_t *info, ulong dest, cfiword_t cword);
-static int flash_full_status_check(flash_info_t * info, ulong sector, ulong tout, char * prompt);
+static int flash_write_cfiword (flash_info_t * info, ulong dest,
+ cfiword_t cword);
+static int flash_full_status_check (flash_info_t * info, ulong sector,
+ ulong tout, char *prompt);
#ifdef CFG_FLASH_USE_BUFFER_WRITE
-static int flash_write_cfibuffer(flash_info_t * info, ulong dest, uchar * cp, int len);
+static int flash_write_cfibuffer (flash_info_t * info, ulong dest, uchar * cp,
+ int len);
#endif
/*-----------------------------------------------------------------------
* create an address based on the offset and the port width
*/
-uchar * flash_make_addr(flash_info_t * info, int sect, int offset)
+uchar *flash_make_addr (flash_info_t * info, int sect, int offset)
{
- return ((uchar *)(info->start[sect] + (offset * info->chipwidth)));
+ return ((uchar *) (info->start[sect] + (offset * info->chipwidth)));
}
+
/*-----------------------------------------------------------------------
* read a character at a port width address
*/
-uchar flash_read_uchar(flash_info_t * info, uchar offset)
+uchar flash_read_uchar (flash_info_t * info, uchar offset)
{
- if (info->portwidth == FLASH_CFI_8BIT) {
- volatile uchar *cp;
- uchar c;
- cp = flash_make_addr(info, 0, offset);
- c = *cp;
+ if (info->portwidth == FLASH_CFI_8BIT) {
+ volatile uchar *cp;
+ uchar c;
+
+ cp = flash_make_addr (info, 0, offset);
+ c = *cp;
#ifdef DEBUG_FLASH
- printf("flash_read_uchar offset=%04x ptr=%08x c=%02x\n",
- offset, (unsigned int)cp, c);
+ printf ("flash_read_uchar offset=%04x ptr=%08x c=%02x\n",
+ offset, (unsigned int) cp, c);
#endif
- return (c);
-
- } else if (info->portwidth == FLASH_CFI_16BIT) {
- volatile ushort *sp;
- ushort s;
- uchar c;
- sp = (ushort*)flash_make_addr(info, 0, offset);
- s = *sp;
- c = (uchar)s;
+ return (c);
+
+ } else if (info->portwidth == FLASH_CFI_16BIT) {
+ volatile ushort *sp;
+ ushort s;
+ uchar c;
+
+ sp = (ushort *) flash_make_addr (info, 0, offset);
+ s = *sp;
+ c = (uchar) s;
#ifdef DEBUG_FLASH
- printf("flash_read_uchar offset=%04x ptr=%08x s=%04x c=%02x\n",
- offset, (unsigned int)sp, s, c);
+ printf ("flash_read_uchar offset=%04x ptr=%08x s=%04x c=%02x\n", offset, (unsigned int) sp, s, c);
#endif
- return (c);
+ return (c);
- }
+ }
- return 0;
+ return 0;
}
/*-----------------------------------------------------------------------
* read a short word by swapping for ppc format.
*/
-ushort flash_read_ushort(flash_info_t * info, int sect, uchar offset)
+ushort flash_read_ushort (flash_info_t * info, int sect, uchar offset)
{
- if (info->portwidth == FLASH_CFI_8BIT) {
- volatile uchar *cp;
- uchar c0, c1;
- ushort s;
- cp = flash_make_addr(info, 0, offset);
- c1 = cp[2];
- c0 = cp[0];
- s = c1<<8 | c0;
+ if (info->portwidth == FLASH_CFI_8BIT) {
+ volatile uchar *cp;
+ uchar c0, c1;
+ ushort s;
+
+ cp = flash_make_addr (info, 0, offset);
+ c1 = cp[2];
+ c0 = cp[0];
+ s = c1 << 8 | c0;
#ifdef DEBUG_FLASH
- printf("flash_read_ushort offset=%04x ptr=%08x c1=%02x c0=%02x s=%04x\n",
- offset, (unsigned int)cp, c1, c0, s);
+ printf ("flash_read_ushort offset=%04x ptr=%08x c1=%02x c0=%02x s=%04x\n", offset, (unsigned int) cp, c1, c0, s);
#endif
- return (s);
-
- } else if (info->portwidth == FLASH_CFI_16BIT) {
- volatile ushort *sp;
- ushort s;
- uchar c0, c1;
- sp = (ushort*)flash_make_addr(info, 0, offset);
- s = *sp;
- c1 = (uchar)sp[1];
- c0 = (uchar)sp[0];
- s = c1<<8 | c0;
+ return (s);
+
+ } else if (info->portwidth == FLASH_CFI_16BIT) {
+ volatile ushort *sp;
+ ushort s;
+ uchar c0, c1;
+
+ sp = (ushort *) flash_make_addr (info, 0, offset);
+ s = *sp;
+ c1 = (uchar) sp[1];
+ c0 = (uchar) sp[0];
+ s = c1 << 8 | c0;
#ifdef DEBUG_FLASH
- printf("flash_read_ushort offset=%04x ptr=%08x c1=%02x c0=%02x s=%04x\n",
- offset, (unsigned int)sp, c1, c0, s);
+ printf ("flash_read_ushort offset=%04x ptr=%08x c1=%02x c0=%02x s=%04x\n", offset, (unsigned int) sp, c1, c0, s);
#endif
- return (s);
+ return (s);
- }
+ }
- return 0;
+ return 0;
}
/*-----------------------------------------------------------------------
* read a long word by picking the least significant byte of each maiximum
* port size word. Swap for ppc format.
*/
-ulong flash_read_long(flash_info_t * info, int sect, uchar offset)
+ulong flash_read_long (flash_info_t * info, int sect, uchar offset)
{
- if (info->portwidth == FLASH_CFI_8BIT) {
- volatile uchar *cp;
- uchar c0, c1, c2, c3;
- ulong l;
- cp = flash_make_addr(info, 0, offset);
- c3 = cp[6];
- c2 = cp[4];
- c1 = cp[2];
- c0 = cp[0];
- l = c3<<24 | c2<<16 | c1<<8 | c0;
+ if (info->portwidth == FLASH_CFI_8BIT) {
+ volatile uchar *cp;
+ uchar c0, c1, c2, c3;
+ ulong l;
+
+ cp = flash_make_addr (info, 0, offset);
+ c3 = cp[6];
+ c2 = cp[4];
+ c1 = cp[2];
+ c0 = cp[0];
+ l = c3 << 24 | c2 << 16 | c1 << 8 | c0;
#ifdef DEBUG_FLASH
- printf("flash_read_long offset=%04x ptr=%08x c3=%02x c2=%02x c1=%02x c0=%02x l=%08x\n",
- offset, (unsigned int)cp, c3, c2, c1, c0, l);
+ printf ("flash_read_long offset=%04x ptr=%08x c3=%02x c2=%02x c1=%02x c0=%02x l=%08x\n", offset, (unsigned int) cp, c3, c2, c1, c0, l);
#endif
- return (l);
-
- } else if (info->portwidth == FLASH_CFI_16BIT) {
- volatile ushort *sp;
- uchar c0, c1, c2, c3;
- ulong l;
- sp = (ushort*)flash_make_addr(info, 0, offset);
- c3 = (uchar)sp[3];
- c2 = (uchar)sp[2];
- c1 = (uchar)sp[1];
- c0 = (uchar)sp[0];
- l = c3<<24 | c2<<16 | c1<<8 | c0;
+ return (l);
+
+ } else if (info->portwidth == FLASH_CFI_16BIT) {
+ volatile ushort *sp;
+ uchar c0, c1, c2, c3;
+ ulong l;
+
+ sp = (ushort *) flash_make_addr (info, 0, offset);
+ c3 = (uchar) sp[3];
+ c2 = (uchar) sp[2];
+ c1 = (uchar) sp[1];
+ c0 = (uchar) sp[0];
+ l = c3 << 24 | c2 << 16 | c1 << 8 | c0;
#ifdef DEBUG_FLASH
- printf("flash_read_long offset=%04x ptr=%08x c3=%02x c2=%02x c1=%02x c0=%02x l=%08x\n",
- offset, (unsigned int)sp, c3, c2, c1, c0, l);
+ printf ("flash_read_long offset=%04x ptr=%08x c3=%02x c2=%02x c1=%02x c0=%02x l=%08x\n", offset, (unsigned int) sp, c3, c2, c1, c0, l);
#endif
- return (l);
+ return (l);
- }
+ }
- return 0;
+ return 0;
}
/*-----------------------------------------------------------------------
*/
unsigned long flash_init (void)
{
- unsigned long size;
-
- size = 0;
-
- flash_info[0].flash_id = FLASH_UNKNOWN;
- flash_info[0].portwidth = FLASH_CFI_16BIT;
- flash_info[0].chipwidth = FLASH_CFI_16BIT;
- size += flash_info[0].size = flash_get_size(CFG_PROGFLASH_BASE, 0);
- if (flash_info[0].flash_id == FLASH_UNKNOWN) {
- printf ("## Unknown FLASH on Bank %d - Size = 0x%08lx = %ld MB\n", 1,
- flash_info[0].size, flash_info[0].size<<20);
- };
-
- flash_info[1].flash_id = FLASH_UNKNOWN;
- flash_info[1].portwidth = FLASH_CFI_8BIT;
- flash_info[1].chipwidth = FLASH_CFI_16BIT;
- size += flash_info[1].size = flash_get_size(CFG_CONFFLASH_BASE, 1);
- if (flash_info[1].flash_id == FLASH_UNKNOWN) {
- printf ("## Unknown FLASH on Bank %d - Size = 0x%08lx = %ld MB\n", 2,
- flash_info[1].size, flash_info[1].size<<20);
- };
-
- return (size);
+ unsigned long size;
+
+ size = 0;
+
+ flash_info[0].flash_id = FLASH_UNKNOWN;
+ flash_info[0].portwidth = FLASH_CFI_16BIT;
+ flash_info[0].chipwidth = FLASH_CFI_16BIT;
+ size += flash_info[0].size = flash_get_size (CFG_PROGFLASH_BASE, 0);
+ if (flash_info[0].flash_id == FLASH_UNKNOWN) {
+ printf ("## Unknown FLASH on Bank %d - Size = 0x%08lx = %ld MB\n", 1, flash_info[0].size, flash_info[0].size << 20);
+ };
+
+ flash_info[1].flash_id = FLASH_UNKNOWN;
+ flash_info[1].portwidth = FLASH_CFI_8BIT;
+ flash_info[1].chipwidth = FLASH_CFI_16BIT;
+ size += flash_info[1].size = flash_get_size (CFG_CONFFLASH_BASE, 1);
+ if (flash_info[1].flash_id == FLASH_UNKNOWN) {
+ printf ("## Unknown FLASH on Bank %d - Size = 0x%08lx = %ld MB\n", 2, flash_info[1].size, flash_info[1].size << 20);
+ };
+
+ return (size);
}
/*-----------------------------------------------------------------------
*/
-int flash_erase (flash_info_t *info, int s_first, int s_last)
+int flash_erase (flash_info_t * info, int s_first, int s_last)
{
- int rcode = 0;
- int prot;
- int sect;
-
- if( info->flash_id != FLASH_MAN_CFI) {
- printf ("Can't erase unknown flash type - aborted\n");
- return 1;
- }
- if ((s_first < 0) || (s_first > s_last)) {
- printf ("- no sectors to erase\n");
- return 1;
- }
-
- prot = 0;
- for (sect=s_first; sect<=s_last; ++sect) {
- if (info->protect[sect]) {
- prot++;
- }
- }
- if (prot) {
- printf ("- Warning: %d protected sectors will not be erased!\n",
- prot);
- } else {
- printf ("\n");
- }
-
-
- for (sect = s_first; sect<=s_last; sect++) {
- if (info->protect[sect] == 0) { /* not protected */
- flash_write_cmd(info, sect, 0, FLASH_CMD_CLEAR_STATUS);
- flash_write_cmd(info, sect, 0, FLASH_CMD_BLOCK_ERASE);
- flash_write_cmd(info, sect, 0, FLASH_CMD_ERASE_CONFIRM);
-
- if(flash_full_status_check(info, sect, info->erase_blk_tout, "erase")) {
- rcode = 1;
- } else
- printf(".");
- }
- }
- printf (" done\n");
- return rcode;
+ int rcode = 0;
+ int prot;
+ int sect;
+
+ if (info->flash_id != FLASH_MAN_CFI) {
+ printf ("Can't erase unknown flash type - aborted\n");
+ return 1;
+ }
+ if ((s_first < 0) || (s_first > s_last)) {
+ printf ("- no sectors to erase\n");
+ return 1;
+ }
+
+ prot = 0;
+ for (sect = s_first; sect <= s_last; ++sect) {
+ if (info->protect[sect]) {
+ prot++;
+ }
+ }
+ if (prot) {
+ printf ("- Warning: %d protected sectors will not be erased!\n", prot);
+ } else {
+ printf ("\n");
+ }
+
+ for (sect = s_first; sect <= s_last; sect++) {
+ if (info->protect[sect] == 0) { /* not protected */
+ flash_write_cmd (info, sect, 0,
+ FLASH_CMD_CLEAR_STATUS);
+ flash_write_cmd (info, sect, 0,
+ FLASH_CMD_BLOCK_ERASE);
+ flash_write_cmd (info, sect, 0,
+ FLASH_CMD_ERASE_CONFIRM);
+
+ if (flash_full_status_check
+ (info, sect, info->erase_blk_tout, "erase")) {
+ rcode = 1;
+ } else
+ printf (".");
+ }
+ }
+ printf (" done\n");
+ return rcode;
}
/*-----------------------------------------------------------------------
*/
-void flash_print_info (flash_info_t *info)
+void flash_print_info (flash_info_t * info)
{
- int i;
-
- if (info->flash_id != FLASH_MAN_CFI) {
- printf ("missing or unknown FLASH type\n");
- return;
- }
-
- printf("CFI conformant FLASH (x%d device in x%d mode)",
- (info->chipwidth << 3 ), (info->portwidth << 3 ));
- printf (" Size: %ld MB in %d Sectors\n",
- info->size >> 20, info->sector_count);
- printf(" Erase timeout %ld ms, write timeout %ld ms, buffer write timeout %ld ms, buffer size %d\n",
- info->erase_blk_tout, info->write_tout, info->buffer_write_tout, info->buffer_size);
-
- printf (" Sector Start Addresses:");
- for (i=0; i<info->sector_count; ++i) {
- if ((i % 5) == 0)
- printf ("\n");
- printf (" %08lX%5s",
- info->start[i],
- info->protect[i] ? " (RO)" : " "
- );
- }
- printf ("\n");
- return;
+ int i;
+
+ if (info->flash_id != FLASH_MAN_CFI) {
+ printf ("missing or unknown FLASH type\n");
+ return;
+ }
+
+ printf ("CFI conformant FLASH (x%d device in x%d mode)",
+ (info->chipwidth << 3), (info->portwidth << 3));
+ printf (" Size: %ld MB in %d Sectors\n",
+ info->size >> 20, info->sector_count);
+ printf (" Erase timeout %ld ms, write timeout %ld ms, buffer write timeout %ld ms, buffer size %d\n", info->erase_blk_tout, info->write_tout, info->buffer_write_tout, info->buffer_size);
+
+ printf (" Sector Start Addresses:");
+ for (i = 0; i < info->sector_count; ++i) {
+ if ((i % 5) == 0)
+ printf ("\n");
+ printf (" %08lX%5s",
+ info->start[i], info->protect[i] ? " (RO)" : " ");
+ }
+ printf ("\n");
+ return;
}
/*-----------------------------------------------------------------------
* 1 - write timeout
* 2 - Flash not erased
*/
-int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt)
+int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt)
{
- ulong wp;
- ulong cp;
- int aln;
- cfiword_t cword;
- int i, rc;
-
- /* get lower aligned address */
- wp = (addr & ~(info->portwidth - 1));
-
- /* handle unaligned start */
- if((aln = addr - wp) != 0) {
- cword.l = 0;
- cp = wp;
- for(i=0;i<aln; ++i, ++cp)
- flash_add_byte(info, &cword, (*(uchar *)cp));
-
- for(; (i< info->portwidth) && (cnt > 0) ; i++) {
- flash_add_byte(info, &cword, *src++);
- cnt--;
- cp++;
- }
- for(; (cnt == 0) && (i < info->portwidth); ++i, ++cp)
- flash_add_byte(info, &cword, (*(uchar *)cp));
- if((rc = flash_write_cfiword(info, wp, cword)) != 0)
- return rc;
- wp = cp;
- }
-
+ ulong wp;
+ ulong cp;
+ int aln;
+ cfiword_t cword;
+ int i, rc;
+
+ /* get lower aligned address */
+ wp = (addr & ~(info->portwidth - 1));
+
+ /* handle unaligned start */
+ if ((aln = addr - wp) != 0) {
+ cword.l = 0;
+ cp = wp;
+ for (i = 0; i < aln; ++i, ++cp)
+ flash_add_byte (info, &cword, (*(uchar *) cp));
+
+ for (; (i < info->portwidth) && (cnt > 0); i++) {
+ flash_add_byte (info, &cword, *src++);
+ cnt--;
+ cp++;
+ }
+ for (; (cnt == 0) && (i < info->portwidth); ++i, ++cp)
+ flash_add_byte (info, &cword, (*(uchar *) cp));
+ if ((rc = flash_write_cfiword (info, wp, cword)) != 0)
+ return rc;
+ wp = cp;
+ }
#ifdef CFG_FLASH_USE_BUFFER_WRITE
- while(cnt >= info->portwidth) {
- i = info->buffer_size > cnt? cnt: info->buffer_size;
- if((rc = flash_write_cfibuffer(info, wp, src,i)) != ERR_OK)
- return rc;
- wp += i;
- src += i;
- cnt -=i;
- }
+ while (cnt >= info->portwidth) {
+ i = info->buffer_size > cnt ? cnt : info->buffer_size;
+ if ((rc = flash_write_cfibuffer (info, wp, src, i)) != ERR_OK)
+ return rc;
+ wp += i;
+ src += i;
+ cnt -= i;
+ }
#else
- /* handle the aligned part */
- while(cnt >= info->portwidth) {
- cword.l = 0;
- for(i = 0; i < info->portwidth; i++) {
- flash_add_byte(info, &cword, *src++);
- }
- if((rc = flash_write_cfiword(info, wp, cword)) != 0)
- return rc;
- wp += info->portwidth;
- cnt -= info->portwidth;
- }
+ /* handle the aligned part */
+ while (cnt >= info->portwidth) {
+ cword.l = 0;
+ for (i = 0; i < info->portwidth; i++) {
+ flash_add_byte (info, &cword, *src++);
+ }
+ if ((rc = flash_write_cfiword (info, wp, cword)) != 0)
+ return rc;
+ wp += info->portwidth;
+ cnt -= info->portwidth;
+ }
#endif /* CFG_FLASH_USE_BUFFER_WRITE */
- if (cnt == 0) {
- return (0);
- }
-
- /*
- * handle unaligned tail bytes
- */
- cword.l = 0;
- for (i=0, cp=wp; (i<info->portwidth) && (cnt>0); ++i, ++cp) {
- flash_add_byte(info, &cword, *src++);
- --cnt;
- }
- for (; i<info->portwidth; ++i, ++cp) {
- flash_add_byte(info, & cword, (*(uchar *)cp));
- }
-
- return flash_write_cfiword(info, wp, cword);
+ if (cnt == 0) {
+ return (0);
+ }
+
+ /*
+ * handle unaligned tail bytes
+ */
+ cword.l = 0;
+ for (i = 0, cp = wp; (i < info->portwidth) && (cnt > 0); ++i, ++cp) {
+ flash_add_byte (info, &cword, *src++);
+ --cnt;
+ }
+ for (; i < info->portwidth; ++i, ++cp) {
+ flash_add_byte (info, &cword, (*(uchar *) cp));
+ }
+
+ return flash_write_cfiword (info, wp, cword);
}
/*-----------------------------------------------------------------------
*/
-int flash_real_protect(flash_info_t *info, long sector, int prot)
+int flash_real_protect (flash_info_t * info, long sector, int prot)
{
- int retcode = 0;
-
- flash_write_cmd(info, sector, 0, FLASH_CMD_CLEAR_STATUS);
- flash_write_cmd(info, sector, 0, FLASH_CMD_PROTECT);
- if(prot)
- flash_write_cmd(info, sector, 0, FLASH_CMD_PROTECT_SET);
- else
- flash_write_cmd(info, sector, 0, FLASH_CMD_PROTECT_CLEAR);
-
- if((retcode = flash_full_status_check(info, sector, info->erase_blk_tout,
- prot?"protect":"unprotect")) == 0) {
-
- info->protect[sector] = prot;
- /* Intel's unprotect unprotects all locking */
- if(prot == 0) {
- int i;
- for(i = 0 ; i<info->sector_count; i++) {
- if(info->protect[i])
- flash_real_protect(info, i, 1);
- }
- }
- }
-
- return retcode;
+ int retcode = 0;
+
+ flash_write_cmd (info, sector, 0, FLASH_CMD_CLEAR_STATUS);
+ flash_write_cmd (info, sector, 0, FLASH_CMD_PROTECT);
+ if (prot)
+ flash_write_cmd (info, sector, 0, FLASH_CMD_PROTECT_SET);
+ else
+ flash_write_cmd (info, sector, 0, FLASH_CMD_PROTECT_CLEAR);
+
+ if ((retcode =
+ flash_full_status_check (info, sector, info->erase_blk_tout,
+ prot ? "protect" : "unprotect")) == 0) {
+
+ info->protect[sector] = prot;
+ /* Intel's unprotect unprotects all locking */
+ if (prot == 0) {
+ int i;
+
+ for (i = 0; i < info->sector_count; i++) {
+ if (info->protect[i])
+ flash_real_protect (info, i, 1);
+ }
+ }
+ }
+
+ return retcode;
}
+
/*-----------------------------------------------------------------------
* wait for XSR.7 to be set. Time out with an error if it does not.
* This routine does not set the flash to read-array mode.
*/
-static int flash_status_check(flash_info_t * info, ulong sector, ulong tout, char * prompt)
+static int flash_status_check (flash_info_t * info, ulong sector, ulong tout,
+ char *prompt)
{
- ulong start;
-
- /* Wait for command completion */
- start = get_timer (0);
- while(!flash_isset(info, sector, 0, FLASH_STATUS_DONE)) {
- if (get_timer(start) > info->erase_blk_tout) {
- printf("Flash %s timeout at address %lx\n", prompt, info->start[sector]);
- flash_write_cmd(info, sector, 0, FLASH_CMD_RESET);
- return ERR_TIMOUT;
- }
- }
- return ERR_OK;
+ ulong start;
+
+ /* Wait for command completion */
+ start = get_timer (0);
+ while (!flash_isset (info, sector, 0, FLASH_STATUS_DONE)) {
+ if (get_timer (start) > info->erase_blk_tout) {
+ printf ("Flash %s timeout at address %lx\n", prompt,
+ info->start[sector]);
+ flash_write_cmd (info, sector, 0, FLASH_CMD_RESET);
+ return ERR_TIMOUT;
+ }
+ }
+ return ERR_OK;
}
+
/*-----------------------------------------------------------------------
* Wait for XSR.7 to be set, if it times out print an error, otherwise do a full status check.
* This routine sets the flash to read-array mode.
*/
-static int flash_full_status_check(flash_info_t * info, ulong sector, ulong tout, char * prompt)
+static int flash_full_status_check (flash_info_t * info, ulong sector,
+ ulong tout, char *prompt)
{
- int retcode;
- retcode = flash_status_check(info, sector, tout, prompt);
- if((retcode == ERR_OK) && !flash_isequal(info,sector, 0, FLASH_STATUS_DONE)) {
- retcode = ERR_INVAL;
- printf("Flash %s error at address %lx\n", prompt,info->start[sector]);
- if(flash_isset(info, sector, 0, FLASH_STATUS_ECLBS | FLASH_STATUS_PSLBS)){
- printf("Command Sequence Error.\n");
- } else if(flash_isset(info, sector, 0, FLASH_STATUS_ECLBS)){
- printf("Block Erase Error.\n");
- retcode = ERR_NOT_ERASED;
- } else if (flash_isset(info, sector, 0, FLASH_STATUS_PSLBS)) {
- printf("Locking Error\n");
- }
- if(flash_isset(info, sector, 0, FLASH_STATUS_DPS)){
- printf("Block locked.\n");
- retcode = ERR_PROTECTED;
- }
- if(flash_isset(info, sector, 0, FLASH_STATUS_VPENS))
- printf("Vpp Low Error.\n");
- }
- flash_write_cmd(info, sector, 0, FLASH_CMD_RESET);
- return retcode;
+ int retcode;
+
+ retcode = flash_status_check (info, sector, tout, prompt);
+ if ((retcode == ERR_OK)
+ && !flash_isequal (info, sector, 0, FLASH_STATUS_DONE)) {
+ retcode = ERR_INVAL;
+ printf ("Flash %s error at address %lx\n", prompt,
+ info->start[sector]);
+ if (flash_isset
+ (info, sector, 0,
+ FLASH_STATUS_ECLBS | FLASH_STATUS_PSLBS)) {
+ printf ("Command Sequence Error.\n");
+ } else if (flash_isset (info, sector, 0, FLASH_STATUS_ECLBS)) {
+ printf ("Block Erase Error.\n");
+ retcode = ERR_NOT_ERASED;
+ } else if (flash_isset (info, sector, 0, FLASH_STATUS_PSLBS)) {
+ printf ("Locking Error\n");
+ }
+ if (flash_isset (info, sector, 0, FLASH_STATUS_DPS)) {
+ printf ("Block locked.\n");
+ retcode = ERR_PROTECTED;
+ }
+ if (flash_isset (info, sector, 0, FLASH_STATUS_VPENS))
+ printf ("Vpp Low Error.\n");
+ }
+ flash_write_cmd (info, sector, 0, FLASH_CMD_RESET);
+ return retcode;
}
+
/*-----------------------------------------------------------------------
*/
-static void flash_add_byte(flash_info_t *info, cfiword_t * cword, uchar c)
+static void flash_add_byte (flash_info_t * info, cfiword_t * cword, uchar c)
{
- switch(info->portwidth) {
- case FLASH_CFI_8BIT:
- cword->c = c;
- break;
- case FLASH_CFI_16BIT:
- cword->w = (cword->w << 8) | c;
- break;
- case FLASH_CFI_32BIT:
- cword->l = (cword->l << 8) | c;
- }
+ switch (info->portwidth) {
+ case FLASH_CFI_8BIT:
+ cword->c = c;
+ break;
+ case FLASH_CFI_16BIT:
+ cword->w = (cword->w << 8) | c;
+ break;
+ case FLASH_CFI_32BIT:
+ cword->l = (cword->l << 8) | c;
+ }
}
-
/*-----------------------------------------------------------------------
* make a proper sized command based on the port and chip widths
*/
-static void flash_make_cmd(flash_info_t * info, uchar cmd, void * cmdbuf)
+static void flash_make_cmd (flash_info_t * info, uchar cmd, void *cmdbuf)
{
- //int i;
- uchar *cp = (uchar *)cmdbuf;
- // for(i=0; i< info->portwidth; i++)
- // *cp++ = ((i+1) % info->chipwidth) ? '\0':cmd;
- if (info->portwidth == FLASH_CFI_8BIT && info->chipwidth == FLASH_CFI_16BIT) {
- cp[0] = cmd;
- } else if (info->portwidth == FLASH_CFI_16BIT && info->chipwidth == FLASH_CFI_16BIT) {
- cp[0] = '\0';
- cp[1] = cmd;
- };
+ /*int i; */
+ uchar *cp = (uchar *) cmdbuf;
+
+ /* for(i=0; i< info->portwidth; i++) */
+ /* *cp++ = ((i+1) % info->chipwidth) ? '\0':cmd; */
+ if (info->portwidth == FLASH_CFI_8BIT
+ && info->chipwidth == FLASH_CFI_16BIT) {
+ cp[0] = cmd;
+ } else if (info->portwidth == FLASH_CFI_16BIT
+ && info->chipwidth == FLASH_CFI_16BIT) {
+ cp[0] = '\0';
+ cp[1] = cmd;
+ };
}
/*
* Write a proper sized command to the correct address
*/
-static void flash_write_cmd(flash_info_t * info, int sect, uchar offset, uchar cmd)
+static void flash_write_cmd (flash_info_t * info, int sect, uchar offset,
+ uchar cmd)
{
- volatile cfiptr_t addr;
- cfiword_t cword;
- addr.cp = flash_make_addr(info, sect, offset);
- flash_make_cmd(info, cmd, &cword);
- switch(info->portwidth) {
- case FLASH_CFI_8BIT:
- *addr.cp = cword.c;
- break;
- case FLASH_CFI_16BIT:
- *addr.wp = cword.w;
- break;
- case FLASH_CFI_32BIT:
- *addr.lp = cword.l;
- break;
- }
+ volatile cfiptr_t addr;
+ cfiword_t cword;
+
+ addr.cp = flash_make_addr (info, sect, offset);
+ flash_make_cmd (info, cmd, &cword);
+ switch (info->portwidth) {
+ case FLASH_CFI_8BIT:
+ *addr.cp = cword.c;
+ break;
+ case FLASH_CFI_16BIT:
+ *addr.wp = cword.w;
+ break;
+ case FLASH_CFI_32BIT:
+ *addr.lp = cword.l;
+ break;
+ }
}
/*-----------------------------------------------------------------------
*/
-static int flash_isequal(flash_info_t * info, int sect, uchar offset, uchar cmd)
+static int flash_isequal (flash_info_t * info, int sect, uchar offset,
+ uchar cmd)
{
- cfiptr_t cptr;
- cfiword_t cword;
- int retval;
- cptr.cp = flash_make_addr(info, sect, offset);
- flash_make_cmd(info, cmd, &cword);
- switch(info->portwidth) {
- case FLASH_CFI_8BIT:
- retval = (cptr.cp[0] == cword.c);
- break;
- case FLASH_CFI_16BIT:
- retval = (cptr.wp[0] == cword.w);
- break;
- case FLASH_CFI_32BIT:
- retval = (cptr.lp[0] == cword.l);
- break;
- default:
- retval = 0;
- break;
- }
- return retval;
+ cfiptr_t cptr;
+ cfiword_t cword;
+ int retval;
+
+ cptr.cp = flash_make_addr (info, sect, offset);
+ flash_make_cmd (info, cmd, &cword);
+ switch (info->portwidth) {
+ case FLASH_CFI_8BIT:
+ retval = (cptr.cp[0] == cword.c);
+ break;
+ case FLASH_CFI_16BIT:
+ retval = (cptr.wp[0] == cword.w);
+ break;
+ case FLASH_CFI_32BIT:
+ retval = (cptr.lp[0] == cword.l);
+ break;
+ default:
+ retval = 0;
+ break;
+ }
+ return retval;
}
+
/*-----------------------------------------------------------------------
*/
-static int flash_isset(flash_info_t * info, int sect, uchar offset, uchar cmd)
+static int flash_isset (flash_info_t * info, int sect, uchar offset,
+ uchar cmd)
{
- cfiptr_t cptr;
- cfiword_t cword;
- int retval;
- cptr.cp = flash_make_addr(info, sect, offset);
- flash_make_cmd(info, cmd, &cword);
- switch(info->portwidth) {
- case FLASH_CFI_8BIT:
- retval = ((cptr.cp[0] & cword.c) == cword.c);
- break;
- case FLASH_CFI_16BIT:
- retval = ((cptr.wp[0] & cword.w) == cword.w);
- break;
- case FLASH_CFI_32BIT:
- retval = ((cptr.lp[0] & cword.l) == cword.l);
- break;
- default:
- retval = 0;
- break;
- }
- return retval;
+ cfiptr_t cptr;
+ cfiword_t cword;
+ int retval;
+
+ cptr.cp = flash_make_addr (info, sect, offset);
+ flash_make_cmd (info, cmd, &cword);
+ switch (info->portwidth) {
+ case FLASH_CFI_8BIT:
+ retval = ((cptr.cp[0] & cword.c) == cword.c);
+ break;
+ case FLASH_CFI_16BIT:
+ retval = ((cptr.wp[0] & cword.w) == cword.w);
+ break;
+ case FLASH_CFI_32BIT:
+ retval = ((cptr.lp[0] & cword.l) == cword.l);
+ break;
+ default:
+ retval = 0;
+ break;
+ }
+ return retval;
}
/*-----------------------------------------------------------------------
* http://www.jedec.org/download/search/jesd68.pdf
*
*/
-static int flash_detect_cfi(flash_info_t * info)
+static int flash_detect_cfi (flash_info_t * info)
{
#if 0
- for(info->portwidth=FLASH_CFI_8BIT; info->portwidth <= FLASH_CFI_32BIT;
- info->portwidth <<= 1) {
- for(info->chipwidth =FLASH_CFI_BY8;
- info->chipwidth <= info->portwidth;
- info->chipwidth <<= 1) {
- flash_write_cmd(info, 0, 0, FLASH_CMD_RESET);
- flash_write_cmd(info, 0, FLASH_OFFSET_CFI, FLASH_CMD_CFI);
- if(flash_isequal(info, 0, FLASH_OFFSET_CFI_RESP,'Q') &&
- flash_isequal(info, 0, FLASH_OFFSET_CFI_RESP + 1, 'R') &&
- flash_isequal(info, 0, FLASH_OFFSET_CFI_RESP + 2, 'Y'))
- return 1;
- }
- }
+ for (info->portwidth = FLASH_CFI_8BIT;
+ info->portwidth <= FLASH_CFI_32BIT; info->portwidth <<= 1) {
+ for (info->chipwidth = FLASH_CFI_BY8;
+ info->chipwidth <= info->portwidth;
+ info->chipwidth <<= 1) {
+ flash_write_cmd (info, 0, 0, FLASH_CMD_RESET);
+ flash_write_cmd (info, 0, FLASH_OFFSET_CFI,
+ FLASH_CMD_CFI);
+ if (flash_isequal
+ (info, 0, FLASH_OFFSET_CFI_RESP, 'Q')
+ && flash_isequal (info, 0,
+ FLASH_OFFSET_CFI_RESP + 1, 'R')
+ && flash_isequal (info, 0,
+ FLASH_OFFSET_CFI_RESP + 2, 'Y'))
+ return 1;
+ }
+ }
#endif
- flash_write_cmd(info, 0, 0, FLASH_CMD_RESET);
- flash_write_cmd(info, 0, FLASH_OFFSET_CFI, FLASH_CMD_CFI);
- if(flash_isequal(info, 0, FLASH_OFFSET_CFI_RESP,'Q') &&
- flash_isequal(info, 0, FLASH_OFFSET_CFI_RESP + 1, 'R') &&
- flash_isequal(info, 0, FLASH_OFFSET_CFI_RESP + 2, 'Y')) {
- return 1;
- } else {
- return 0;
- };
+ flash_write_cmd (info, 0, 0, FLASH_CMD_RESET);
+ flash_write_cmd (info, 0, FLASH_OFFSET_CFI, FLASH_CMD_CFI);
+ if (flash_isequal (info, 0, FLASH_OFFSET_CFI_RESP, 'Q') &&
+ flash_isequal (info, 0, FLASH_OFFSET_CFI_RESP + 1, 'R') &&
+ flash_isequal (info, 0, FLASH_OFFSET_CFI_RESP + 2, 'Y')) {
+ return 1;
+ } else {
+ return 0;
+ };
}
+
/*
* The following code cannot be run from FLASH!
*
*/
static ulong flash_get_size (ulong base, int banknum)
{
- flash_info_t * info = &flash_info[banknum];
- int i, j;
- int sect_cnt;
- unsigned long sector;
- unsigned long tmp;
- int size_ratio;
- uchar num_erase_regions;
- int erase_region_size;
- int erase_region_count;
-
- info->start[0] = base;
-
- if(flash_detect_cfi(info)){
+ flash_info_t *info = &flash_info[banknum];
+ int i, j;
+ int sect_cnt;
+ unsigned long sector;
+ unsigned long tmp;
+ int size_ratio;
+ uchar num_erase_regions;
+ int erase_region_size;
+ int erase_region_count;
+
+ info->start[0] = base;
+
+ if (flash_detect_cfi (info)) {
#ifdef DEBUG_FLASH
- printf("portwidth=%d chipwidth=%d\n", info->portwidth, info->chipwidth); /* test-only */
+ printf ("portwidth=%d chipwidth=%d\n", info->portwidth, info->chipwidth); /* test-only */
#endif
- size_ratio = 1; // info->portwidth / info->chipwidth;
- num_erase_regions = flash_read_uchar(info, FLASH_OFFSET_NUM_ERASE_REGIONS);
+ size_ratio = 1; /* info->portwidth / info->chipwidth; */
+ num_erase_regions =
+ flash_read_uchar (info,
+ FLASH_OFFSET_NUM_ERASE_REGIONS);
#ifdef DEBUG_FLASH
- printf("found %d erase regions\n", num_erase_regions);
+ printf ("found %d erase regions\n", num_erase_regions);
#endif
- sect_cnt = 0;
- sector = base;
- for(i = 0 ; i < num_erase_regions; i++) {
- if(i > NUM_ERASE_REGIONS) {
- printf("%d erase regions found, only %d used\n",
- num_erase_regions, NUM_ERASE_REGIONS);
- break;
- }
- tmp = flash_read_long(info, 0, FLASH_OFFSET_ERASE_REGIONS);
- erase_region_count = (tmp & 0xffff) +1;
- tmp >>= 16;
- erase_region_size = (tmp & 0xffff)? ((tmp & 0xffff) * 256): 128;
- for(j = 0; j< erase_region_count; j++) {
- info->start[sect_cnt] = sector;
- sector += (erase_region_size * size_ratio);
- info->protect[sect_cnt] = flash_isset(info, sect_cnt, FLASH_OFFSET_PROTECT, FLASH_STATUS_PROTECT);
- sect_cnt++;
- }
- }
-
- info->sector_count = sect_cnt;
- /* multiply the size by the number of chips */
- info->size = (1 << flash_read_uchar(info, FLASH_OFFSET_SIZE)) * size_ratio;
- info->buffer_size = (1 << flash_read_ushort(info, 0, FLASH_OFFSET_BUFFER_SIZE));
- tmp = 1 << flash_read_uchar(info, FLASH_OFFSET_ETOUT);
- info->erase_blk_tout = (tmp * (1 << flash_read_uchar(info, FLASH_OFFSET_EMAX_TOUT)));
- tmp = 1 << flash_read_uchar(info, FLASH_OFFSET_WBTOUT);
- info->buffer_write_tout = (tmp * (1 << flash_read_uchar(info, FLASH_OFFSET_WBMAX_TOUT)));
- tmp = 1 << flash_read_uchar(info, FLASH_OFFSET_WTOUT);
- info->write_tout = (tmp * (1 << flash_read_uchar(info, FLASH_OFFSET_WMAX_TOUT)))/ 1000;
- info->flash_id = FLASH_MAN_CFI;
- }
-
- flash_write_cmd(info, 0, 0, FLASH_CMD_RESET);
- return(info->size);
+ sect_cnt = 0;
+ sector = base;
+ for (i = 0; i < num_erase_regions; i++) {
+ if (i > NUM_ERASE_REGIONS) {
+ printf ("%d erase regions found, only %d used\n", num_erase_regions, NUM_ERASE_REGIONS);
+ break;
+ }
+ tmp = flash_read_long (info, 0,
+ FLASH_OFFSET_ERASE_REGIONS);
+ erase_region_count = (tmp & 0xffff) + 1;
+ tmp >>= 16;
+ erase_region_size =
+ (tmp & 0xffff) ? ((tmp & 0xffff) * 256) : 128;
+ for (j = 0; j < erase_region_count; j++) {
+ info->start[sect_cnt] = sector;
+ sector += (erase_region_size * size_ratio);
+ info->protect[sect_cnt] =
+ flash_isset (info, sect_cnt,
+ FLASH_OFFSET_PROTECT,
+ FLASH_STATUS_PROTECT);
+ sect_cnt++;
+ }
+ }
+
+ info->sector_count = sect_cnt;
+ /* multiply the size by the number of chips */
+ info->size =
+ (1 << flash_read_uchar (info, FLASH_OFFSET_SIZE)) *
+ size_ratio;
+ info->buffer_size =
+ (1 <<
+ flash_read_ushort (info, 0,
+ FLASH_OFFSET_BUFFER_SIZE));
+ tmp = 1 << flash_read_uchar (info, FLASH_OFFSET_ETOUT);
+ info->erase_blk_tout =
+ (tmp *
+ (1 <<
+ flash_read_uchar (info, FLASH_OFFSET_EMAX_TOUT)));
+ tmp = 1 << flash_read_uchar (info, FLASH_OFFSET_WBTOUT);
+ info->buffer_write_tout =
+ (tmp *
+ (1 <<
+ flash_read_uchar (info, FLASH_OFFSET_WBMAX_TOUT)));
+ tmp = 1 << flash_read_uchar (info, FLASH_OFFSET_WTOUT);
+ info->write_tout =
+ (tmp *
+ (1 <<
+ flash_read_uchar (info,
+ FLASH_OFFSET_WMAX_TOUT))) / 1000;
+ info->flash_id = FLASH_MAN_CFI;
+ }
+
+ flash_write_cmd (info, 0, 0, FLASH_CMD_RESET);
+ return (info->size);
}
-
/*-----------------------------------------------------------------------
*/
-static int flash_write_cfiword (flash_info_t *info, ulong dest, cfiword_t cword)
+static int flash_write_cfiword (flash_info_t * info, ulong dest,
+ cfiword_t cword)
{
- cfiptr_t ctladdr;
- cfiptr_t cptr;
- int flag;
-
- ctladdr.cp = flash_make_addr(info, 0, 0);
- cptr.cp = (uchar *)dest;
-
-
- /* Check if Flash is (sufficiently) erased */
- switch(info->portwidth) {
- case FLASH_CFI_8BIT:
- flag = ((cptr.cp[0] & cword.c) == cword.c);
- break;
- case FLASH_CFI_16BIT:
- flag = ((cptr.wp[0] & cword.w) == cword.w);
- break;
- case FLASH_CFI_32BIT:
- flag = ((cptr.lp[0] & cword.l) == cword.l);
- break;
- default:
- return 2;
- }
- if(!flag)
- return 2;
-
- /* Disable interrupts which might cause a timeout here */
- flag = disable_interrupts();
-
- flash_write_cmd(info, 0, 0, FLASH_CMD_CLEAR_STATUS);
- flash_write_cmd(info, 0, 0, FLASH_CMD_WRITE);
-
- switch(info->portwidth) {
- case FLASH_CFI_8BIT:
- cptr.cp[0] = cword.c;
- break;
- case FLASH_CFI_16BIT:
- cptr.wp[0] = cword.w;
- break;
- case FLASH_CFI_32BIT:
- cptr.lp[0] = cword.l;
- break;
- }
-
- /* re-enable interrupts if necessary */
- if(flag)
- enable_interrupts();
-
- return flash_full_status_check(info, 0, info->write_tout, "write");
+ cfiptr_t ctladdr;
+ cfiptr_t cptr;
+ int flag;
+
+ ctladdr.cp = flash_make_addr (info, 0, 0);
+ cptr.cp = (uchar *) dest;
+
+ /* Check if Flash is (sufficiently) erased */
+ switch (info->portwidth) {
+ case FLASH_CFI_8BIT:
+ flag = ((cptr.cp[0] & cword.c) == cword.c);
+ break;
+ case FLASH_CFI_16BIT:
+ flag = ((cptr.wp[0] & cword.w) == cword.w);
+ break;
+ case FLASH_CFI_32BIT:
+ flag = ((cptr.lp[0] & cword.l) == cword.l);
+ break;
+ default:
+ return 2;
+ }
+ if (!flag)
+ return 2;
+
+ /* Disable interrupts which might cause a timeout here */
+ flag = disable_interrupts ();
+
+ flash_write_cmd (info, 0, 0, FLASH_CMD_CLEAR_STATUS);
+ flash_write_cmd (info, 0, 0, FLASH_CMD_WRITE);
+
+ switch (info->portwidth) {
+ case FLASH_CFI_8BIT:
+ cptr.cp[0] = cword.c;
+ break;
+ case FLASH_CFI_16BIT:
+ cptr.wp[0] = cword.w;
+ break;
+ case FLASH_CFI_32BIT:
+ cptr.lp[0] = cword.l;
+ break;
+ }
+
+ /* re-enable interrupts if necessary */
+ if (flag)
+ enable_interrupts ();
+
+ return flash_full_status_check (info, 0, info->write_tout, "write");
}
#ifdef CFG_FLASH_USE_BUFFER_WRITE
* when the passed address is greater or equal to the sector address
* we have a match
*/
-static int find_sector(flash_info_t *info, ulong addr)
+static int find_sector (flash_info_t * info, ulong addr)
{
- int sector;
- for(sector = info->sector_count - 1; sector >= 0; sector--) {
- if(addr >= info->start[sector])
- break;
- }
- return sector;
+ int sector;
+
+ for (sector = info->sector_count - 1; sector >= 0; sector--) {
+ if (addr >= info->start[sector])
+ break;
+ }
+ return sector;
}
-static int flash_write_cfibuffer(flash_info_t * info, ulong dest, uchar * cp, int len)
+static int flash_write_cfibuffer (flash_info_t * info, ulong dest, uchar * cp,
+ int len)
{
- int sector;
- int cnt;
- int retcode;
- volatile cfiptr_t src;
- volatile cfiptr_t dst;
-
- src.cp = cp;
- dst.cp = (uchar *)dest;
- sector = find_sector(info, dest);
- flash_write_cmd(info, sector, 0, FLASH_CMD_CLEAR_STATUS);
- flash_write_cmd(info, sector, 0, FLASH_CMD_WRITE_TO_BUFFER);
- if((retcode = flash_status_check(info, sector, info->buffer_write_tout,
- "write to buffer")) == ERR_OK) {
- switch(info->portwidth) {
- case FLASH_CFI_8BIT:
- cnt = len;
- break;
- case FLASH_CFI_16BIT:
- cnt = len >> 1;
- break;
- case FLASH_CFI_32BIT:
- cnt = len >> 2;
- break;
- default:
- return ERR_INVAL;
- break;
- }
- flash_write_cmd(info, sector, 0, (uchar)cnt-1);
- while(cnt-- > 0) {
- switch(info->portwidth) {
- case FLASH_CFI_8BIT:
- *dst.cp++ = *src.cp++;
- break;
- case FLASH_CFI_16BIT:
- *dst.wp++ = *src.wp++;
- break;
- case FLASH_CFI_32BIT:
- *dst.lp++ = *src.lp++;
- break;
- default:
- return ERR_INVAL;
- break;
- }
- }
- flash_write_cmd(info, sector, 0, FLASH_CMD_WRITE_BUFFER_CONFIRM);
- retcode = flash_full_status_check(info, sector, info->buffer_write_tout,
- "buffer write");
- }
- flash_write_cmd(info, sector, 0, FLASH_CMD_CLEAR_STATUS);
- return retcode;
+ int sector;
+ int cnt;
+ int retcode;
+ volatile cfiptr_t src;
+ volatile cfiptr_t dst;
+
+ src.cp = cp;
+ dst.cp = (uchar *) dest;
+ sector = find_sector (info, dest);
+ flash_write_cmd (info, sector, 0, FLASH_CMD_CLEAR_STATUS);
+ flash_write_cmd (info, sector, 0, FLASH_CMD_WRITE_TO_BUFFER);
+ if ((retcode =
+ flash_status_check (info, sector, info->buffer_write_tout,
+ "write to buffer")) == ERR_OK) {
+ switch (info->portwidth) {
+ case FLASH_CFI_8BIT:
+ cnt = len;
+ break;
+ case FLASH_CFI_16BIT:
+ cnt = len >> 1;
+ break;
+ case FLASH_CFI_32BIT:
+ cnt = len >> 2;
+ break;
+ default:
+ return ERR_INVAL;
+ break;
+ }
+ flash_write_cmd (info, sector, 0, (uchar) cnt - 1);
+ while (cnt-- > 0) {
+ switch (info->portwidth) {
+ case FLASH_CFI_8BIT:
+ *dst.cp++ = *src.cp++;
+ break;
+ case FLASH_CFI_16BIT:
+ *dst.wp++ = *src.wp++;
+ break;
+ case FLASH_CFI_32BIT:
+ *dst.lp++ = *src.lp++;
+ break;
+ default:
+ return ERR_INVAL;
+ break;
+ }
+ }
+ flash_write_cmd (info, sector, 0,
+ FLASH_CMD_WRITE_BUFFER_CONFIRM);
+ retcode =
+ flash_full_status_check (info, sector,
+ info->buffer_write_tout,
+ "buffer write");
+ }
+ flash_write_cmd (info, sector, 0, FLASH_CMD_CLEAR_STATUS);
+ return retcode;
}
#endif /* CFG_USE_FLASH_BUFFER_WRITE */
#include <asm/mmu.h>
- .globl ext_bus_cntlr_init
+ .globl ext_bus_cntlr_init
ext_bus_cntlr_init:
- blr
+ blr
- .globl sdram_init
+ .globl sdram_init
sdram_init:
- blr
+ blr
#define PCI_IO_82559ER_CSR_BASE 0x40000200
/** AP1100 specific values */
-#define PSII_BASE 0x30000000 /**< PowerSpan II dual bridge local bus register address */
-#define PSII_CONFIG_ADDR 0x30000290 /**< PowerSpan II Configuration Cycle Address configuration register */
-#define PSII_CONFIG_DATA 0x30000294 /**< PowerSpan II Configuration Cycle Data register. */
-#define PSII_CONFIG_DEST_PCI2 0x01000000 /**< PowerSpan II configuration cycle destination selection, set for PCI2 bus */
-#define PSII_PCI_MEM_BASE 0x30200000 /**< Local Bus address for start of PCI memory space on PCI2 bus. */
-#define PSII_PCI_MEM_SIZE 0x1BE00000 /**< PCI Memory space about 510 Meg. */
-#define AP1000_SYS_MEM_START 0x00000000 /**< System memory starts at 0. */
-#define AP1000_SYS_MEM_SIZE 0x08000000 /**< System memory is 128 Meg. */
+#define PSII_BASE 0x30000000 /**< PowerSpan II dual bridge local bus register address */
+#define PSII_CONFIG_ADDR 0x30000290 /**< PowerSpan II Configuration Cycle Address configuration register */
+#define PSII_CONFIG_DATA 0x30000294 /**< PowerSpan II Configuration Cycle Data register. */
+#define PSII_CONFIG_DEST_PCI2 0x01000000 /**< PowerSpan II configuration cycle destination selection, set for PCI2 bus */
+#define PSII_PCI_MEM_BASE 0x30200000 /**< Local Bus address for start of PCI memory space on PCI2 bus. */
+#define PSII_PCI_MEM_SIZE 0x1BE00000 /**< PCI Memory space about 510 Meg. */
+#define AP1000_SYS_MEM_START 0x00000000 /**< System memory starts at 0. */
+#define AP1000_SYS_MEM_SIZE 0x08000000 /**< System memory is 128 Meg. */
/* static int G_verbosity_level = 1; */
#define G_verbosity_level 1
-void write1(unsigned long addr, unsigned char val) {
- volatile unsigned char* p = (volatile unsigned char*)addr;
+void write1 (unsigned long addr, unsigned char val)
+{
+ volatile unsigned char *p = (volatile unsigned char *) addr;
- if(G_verbosity_level > 1)
- printf("write1: addr=%08x val=%02x\n", (unsigned int)addr, val);
- *p = val;
- asm("eieio");
+ if (G_verbosity_level > 1)
+ printf ("write1: addr=%08x val=%02x\n", (unsigned int) addr,
+ val);
+ *p = val;
+ asm ("eieio");
}
-unsigned char read1(unsigned long addr) {
- unsigned char val;
- volatile unsigned char* p = (volatile unsigned char*)addr;
-
- if(G_verbosity_level > 1)
- printf("read1: addr=%08x ", (unsigned int)addr);
- val = *p;
- asm("eieio");
- if(G_verbosity_level > 1)
- printf("val=%08x\n", val);
- return val;
+unsigned char read1 (unsigned long addr)
+{
+ unsigned char val;
+ volatile unsigned char *p = (volatile unsigned char *) addr;
+
+ if (G_verbosity_level > 1)
+ printf ("read1: addr=%08x ", (unsigned int) addr);
+ val = *p;
+ asm ("eieio");
+ if (G_verbosity_level > 1)
+ printf ("val=%08x\n", val);
+ return val;
}
-void write2(unsigned long addr, unsigned short val) {
- volatile unsigned short* p = (volatile unsigned short*)addr;
+void write2 (unsigned long addr, unsigned short val)
+{
+ volatile unsigned short *p = (volatile unsigned short *) addr;
- if(G_verbosity_level > 1)
- printf("write2: addr=%08x val=%04x -> *p=%04x\n", (unsigned int)addr, val,
- ((val & 0xFF00) >> 8) | ((val & 0x00FF) << 8));
+ if (G_verbosity_level > 1)
+ printf ("write2: addr=%08x val=%04x -> *p=%04x\n",
+ (unsigned int) addr, val,
+ ((val & 0xFF00) >> 8) | ((val & 0x00FF) << 8));
- *p = ((val & 0xFF00) >> 8) | ((val & 0x00FF) << 8);
- asm("eieio");
+ *p = ((val & 0xFF00) >> 8) | ((val & 0x00FF) << 8);
+ asm ("eieio");
}
-unsigned short read2(unsigned long addr) {
- unsigned short val;
- volatile unsigned short* p = (volatile unsigned short*)addr;
-
- if(G_verbosity_level > 1)
- printf("read2: addr=%08x ", (unsigned int)addr);
- val = *p;
- val = ((val & 0xFF00) >> 8) | ((val & 0x00FF) << 8);
- asm("eieio");
- if(G_verbosity_level > 1)
- printf("*p=%04x -> val=%04x\n",
- ((val & 0xFF00) >> 8) | ((val & 0x00FF) << 8), val);
- return val;
+unsigned short read2 (unsigned long addr)
+{
+ unsigned short val;
+ volatile unsigned short *p = (volatile unsigned short *) addr;
+
+ if (G_verbosity_level > 1)
+ printf ("read2: addr=%08x ", (unsigned int) addr);
+ val = *p;
+ val = ((val & 0xFF00) >> 8) | ((val & 0x00FF) << 8);
+ asm ("eieio");
+ if (G_verbosity_level > 1)
+ printf ("*p=%04x -> val=%04x\n",
+ ((val & 0xFF00) >> 8) | ((val & 0x00FF) << 8), val);
+ return val;
}
-void write4(unsigned long addr, unsigned long val) {
- volatile unsigned long* p = (volatile unsigned long*)addr;
-
- if(G_verbosity_level > 1)
- printf("write4: addr=%08x val=%08x -> *p=%08x\n", (unsigned int)addr, (unsigned int)val,
- (unsigned int)(((val & 0xFF000000) >> 24) | ((val & 0x000000FF) << 24) |
- ((val & 0x00FF0000) >> 8) | ((val & 0x0000FF00) << 8)));
-
- *p = ((val & 0xFF000000) >> 24) | ((val & 0x000000FF) << 24) |
- ((val & 0x00FF0000) >> 8) | ((val & 0x0000FF00) << 8);
- asm("eieio");
+void write4 (unsigned long addr, unsigned long val)
+{
+ volatile unsigned long *p = (volatile unsigned long *) addr;
+
+ if (G_verbosity_level > 1)
+ printf ("write4: addr=%08x val=%08x -> *p=%08x\n",
+ (unsigned int) addr, (unsigned int) val,
+ (unsigned int) (((val & 0xFF000000) >> 24) |
+ ((val & 0x000000FF) << 24) |
+ ((val & 0x00FF0000) >> 8) |
+ ((val & 0x0000FF00) << 8)));
+
+ *p = ((val & 0xFF000000) >> 24) | ((val & 0x000000FF) << 24) |
+ ((val & 0x00FF0000) >> 8) | ((val & 0x0000FF00) << 8);
+ asm ("eieio");
}
-unsigned long read4(unsigned long addr) {
- unsigned long val;
- volatile unsigned long* p = (volatile unsigned long*)addr;
-
- if(G_verbosity_level > 1)
- printf("read4: addr=%08x", (unsigned int)addr);
-
- val = *p;
- val = ((val & 0xFF000000) >> 24) | ((val & 0x000000FF) << 24) |
- ((val & 0x00FF0000) >> 8) | ((val & 0x0000FF00) << 8);
- asm("eieio");
-
- if(G_verbosity_level > 1)
- printf("*p=%04x -> val=%04x\n",
- (unsigned int)(((val & 0xFF000000) >> 24) | ((val & 0x000000FF) << 24) |
- ((val & 0x00FF0000) >> 8) | ((val & 0x0000FF00) << 8)), (unsigned int)val);
- return val;
+unsigned long read4 (unsigned long addr)
+{
+ unsigned long val;
+ volatile unsigned long *p = (volatile unsigned long *) addr;
+
+ if (G_verbosity_level > 1)
+ printf ("read4: addr=%08x", (unsigned int) addr);
+
+ val = *p;
+ val = ((val & 0xFF000000) >> 24) | ((val & 0x000000FF) << 24) |
+ ((val & 0x00FF0000) >> 8) | ((val & 0x0000FF00) << 8);
+ asm ("eieio");
+
+ if (G_verbosity_level > 1)
+ printf ("*p=%04x -> val=%04x\n",
+ (unsigned int) (((val & 0xFF000000) >> 24) |
+ ((val & 0x000000FF) << 24) |
+ ((val & 0x00FF0000) >> 8) |
+ ((val & 0x0000FF00) << 8)),
+ (unsigned int) val);
+ return val;
}
-void write4be(unsigned long addr, unsigned long val) {
- volatile unsigned long* p = (volatile unsigned long*)addr;
+void write4be (unsigned long addr, unsigned long val)
+{
+ volatile unsigned long *p = (volatile unsigned long *) addr;
- if(G_verbosity_level > 1)
- printf("write4: addr=%08x val=%08x\n", (unsigned int)addr, (unsigned int)val);
- *p = val;
- asm("eieio");
+ if (G_verbosity_level > 1)
+ printf ("write4: addr=%08x val=%08x\n", (unsigned int) addr,
+ (unsigned int) val);
+ *p = val;
+ asm ("eieio");
}
/** One byte configuration write on PSII.
* @param val Address of location for received byte.
* @return Always Zero.
*/
-static int psII_read_config_byte(
- struct pci_controller *hose,
- pci_dev_t dev,
- int reg,
- u8 *val)
+static int psII_read_config_byte (struct pci_controller *hose,
+ pci_dev_t dev, int reg, u8 * val)
{
- write4be(PSII_CONFIG_ADDR,
- PSII_CONFIG_DEST_PCI2 | /* Operate on PCI2 bus interface . */
- (PCI_BUS(dev) << 16) |
- (PCI_DEV(dev) << 11) |
- (PCI_FUNC(dev) << 8) |
- ((reg & 0xFF) & ~3)); /* Configuation cycle type 0 */
-
- *val = read1(PSII_CONFIG_DATA+(reg&0x03));
- return(0);
+ write4be (PSII_CONFIG_ADDR, PSII_CONFIG_DEST_PCI2 | /* Operate on PCI2 bus interface . */
+ (PCI_BUS (dev) << 16) | (PCI_DEV (dev) << 11) | (PCI_FUNC (dev) << 8) | ((reg & 0xFF) & ~3)); /* Configuation cycle type 0 */
+
+ *val = read1 (PSII_CONFIG_DATA + (reg & 0x03));
+ return (0);
}
/** One byte configuration write on PSII.
* @param val Output byte.
* @return Always Zero.
*/
-static int psII_write_config_byte(
- struct pci_controller *hose,
- pci_dev_t dev,
- int reg,
- u8 val)
+static int psII_write_config_byte (struct pci_controller *hose,
+ pci_dev_t dev, int reg, u8 val)
{
- write4be(PSII_CONFIG_ADDR,
- PSII_CONFIG_DEST_PCI2 | /* Operate on PCI2 bus interface . */
- (PCI_BUS(dev) << 16) |
- (PCI_DEV(dev) << 11) |
- (PCI_FUNC(dev) << 8) |
- ((reg & 0xFF) & ~3)); /* Configuation cycle type 0 */
+ write4be (PSII_CONFIG_ADDR, PSII_CONFIG_DEST_PCI2 | /* Operate on PCI2 bus interface . */
+ (PCI_BUS (dev) << 16) | (PCI_DEV (dev) << 11) | (PCI_FUNC (dev) << 8) | ((reg & 0xFF) & ~3)); /* Configuation cycle type 0 */
- write1(PSII_CONFIG_DATA+(reg&0x03),(unsigned char )val);
+ write1 (PSII_CONFIG_DATA + (reg & 0x03), (unsigned char) val);
- return(0);
+ return (0);
}
/** One word (16 bit) configuration read on PSII.
* @param val Address of location for received word.
* @return Always Zero.
*/
-static int psII_read_config_word(
- struct pci_controller *hose,
- pci_dev_t dev,
- int reg,
- u16 *val)
+static int psII_read_config_word (struct pci_controller *hose,
+ pci_dev_t dev, int reg, u16 * val)
{
- write4be(PSII_CONFIG_ADDR,
- PSII_CONFIG_DEST_PCI2 | /* Operate on PCI2 bus interface . */
- (PCI_BUS(dev) << 16) |
- (PCI_DEV(dev) << 11) |
- (PCI_FUNC(dev) << 8) |
- ((reg & 0xFF) & ~3)); /* Configuation cycle type 0 */
-
- *val = read2(PSII_CONFIG_DATA+(reg&0x03));
- return(0);
+ write4be (PSII_CONFIG_ADDR, PSII_CONFIG_DEST_PCI2 | /* Operate on PCI2 bus interface . */
+ (PCI_BUS (dev) << 16) | (PCI_DEV (dev) << 11) | (PCI_FUNC (dev) << 8) | ((reg & 0xFF) & ~3)); /* Configuation cycle type 0 */
+
+ *val = read2 (PSII_CONFIG_DATA + (reg & 0x03));
+ return (0);
}
/** One word (16 bit) configuration write on PSII.
* @param val Output word.
* @return Always Zero.
*/
-static int psII_write_config_word(
- struct pci_controller *hose,
- pci_dev_t dev,
- int reg,
- u16 val)
+static int psII_write_config_word (struct pci_controller *hose,
+ pci_dev_t dev, int reg, u16 val)
{
- write4be(PSII_CONFIG_ADDR,
- PSII_CONFIG_DEST_PCI2 | /* Operate on PCI2 bus interface . */
- (PCI_BUS(dev) << 16) |
- (PCI_DEV(dev) << 11) |
- (PCI_FUNC(dev) << 8) |
- ((reg & 0xFF) & ~3)); /* Configuation cycle type 0 */
+ write4be (PSII_CONFIG_ADDR, PSII_CONFIG_DEST_PCI2 | /* Operate on PCI2 bus interface . */
+ (PCI_BUS (dev) << 16) | (PCI_DEV (dev) << 11) | (PCI_FUNC (dev) << 8) | ((reg & 0xFF) & ~3)); /* Configuation cycle type 0 */
- write2(PSII_CONFIG_DATA+(reg&0x03),(unsigned short )val);
+ write2 (PSII_CONFIG_DATA + (reg & 0x03), (unsigned short) val);
- return(0);
+ return (0);
}
/** One DWord (32 bit) configuration read on PSII.
* @param val Address of location for received byte.
* @return Always Zero.
*/
-static int psII_read_config_dword(
- struct pci_controller *hose,
- pci_dev_t dev,
- int reg,
- u32 *val)
+static int psII_read_config_dword (struct pci_controller *hose,
+ pci_dev_t dev, int reg, u32 * val)
{
- write4be(PSII_CONFIG_ADDR,
- PSII_CONFIG_DEST_PCI2 | /* Operate on PCI2 bus interface . */
- (PCI_BUS(dev) << 16) |
- (PCI_DEV(dev) << 11) |
- (PCI_FUNC(dev) << 8) |
- ((reg & 0xFF) & ~3)); /* Configuation cycle type 0 */
-
- *val = read4(PSII_CONFIG_DATA);
- return(0);
+ write4be (PSII_CONFIG_ADDR, PSII_CONFIG_DEST_PCI2 | /* Operate on PCI2 bus interface . */
+ (PCI_BUS (dev) << 16) | (PCI_DEV (dev) << 11) | (PCI_FUNC (dev) << 8) | ((reg & 0xFF) & ~3)); /* Configuation cycle type 0 */
+
+ *val = read4 (PSII_CONFIG_DATA);
+ return (0);
}
/** One DWord (32 bit) configuration write on PSII.
* @param val Output Dword.
* @return Always Zero.
*/
-static int psII_write_config_dword(
- struct pci_controller *hose,
- pci_dev_t dev,
- int reg,
- u32 val)
+static int psII_write_config_dword (struct pci_controller *hose,
+ pci_dev_t dev, int reg, u32 val)
{
- write4be(PSII_CONFIG_ADDR,
- PSII_CONFIG_DEST_PCI2 | /* Operate on PCI2 bus interface . */
- (PCI_BUS(dev) << 16) |
- (PCI_DEV(dev) << 11) |
- (PCI_FUNC(dev) << 8) |
- ((reg & 0xFF) & ~3)); /* Configuation cycle type 0 */
+ write4be (PSII_CONFIG_ADDR, PSII_CONFIG_DEST_PCI2 | /* Operate on PCI2 bus interface . */
+ (PCI_BUS (dev) << 16) | (PCI_DEV (dev) << 11) | (PCI_FUNC (dev) << 8) | ((reg & 0xFF) & ~3)); /* Configuation cycle type 0 */
- write4(PSII_CONFIG_DATA,(unsigned long)val);
+ write4 (PSII_CONFIG_DATA, (unsigned long) val);
- return(0);
+ return (0);
}
-
-
-static struct pci_config_table ap1000_config_table[] = {
+static struct pci_config_table ap1000_config_table[] = {
#ifdef CONFIG_AP1000
- {PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
- PCI_BUS(CFG_ETH_DEV_FN), PCI_DEV(CFG_ETH_DEV_FN), PCI_FUNC(CFG_ETH_DEV_FN),
- pci_cfgfunc_config_device,
- {CFG_ETH_IOBASE, CFG_ETH_MEMBASE, PCI_COMMAND_IO | PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER }},
+ {PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
+ PCI_BUS (CFG_ETH_DEV_FN), PCI_DEV (CFG_ETH_DEV_FN),
+ PCI_FUNC (CFG_ETH_DEV_FN),
+ pci_cfgfunc_config_device,
+ {CFG_ETH_IOBASE, CFG_ETH_MEMBASE,
+ PCI_COMMAND_IO | PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER}},
#endif
- { }
+ {}
};
-
static struct pci_controller psII_hose = {
- config_table: ap1000_config_table,
+ config_table:ap1000_config_table,
};
-void pci_init_board(void)
+void pci_init_board (void)
{
- struct pci_controller *hose = &psII_hose;
-
- /*
- * Register the hose
- */
- hose->first_busno = 0;
- hose->last_busno = 0xff;
+ struct pci_controller *hose = &psII_hose;
+ /*
+ * Register the hose
+ */
+ hose->first_busno = 0;
+ hose->last_busno = 0xff;
- /* System memory space */
- pci_set_region(hose->regions + 0,
- AP1000_SYS_MEM_START, AP1000_SYS_MEM_START, AP1000_SYS_MEM_SIZE,
- PCI_REGION_MEM | PCI_REGION_MEMORY);
+ /* System memory space */
+ pci_set_region (hose->regions + 0,
+ AP1000_SYS_MEM_START, AP1000_SYS_MEM_START,
+ AP1000_SYS_MEM_SIZE,
+ PCI_REGION_MEM | PCI_REGION_MEMORY);
- /* PCI Memory space */
- pci_set_region(hose->regions + 1,
- PSII_PCI_MEM_BASE, PSII_PCI_MEM_BASE, PSII_PCI_MEM_SIZE,
- PCI_REGION_MEM);
+ /* PCI Memory space */
+ pci_set_region (hose->regions + 1,
+ PSII_PCI_MEM_BASE, PSII_PCI_MEM_BASE,
+ PSII_PCI_MEM_SIZE, PCI_REGION_MEM);
- /* No IO Memory space - for now */
+ /* No IO Memory space - for now */
- pci_set_ops(hose,
- psII_read_config_byte,
- psII_read_config_word,
- psII_read_config_dword,
- psII_write_config_byte,
- psII_write_config_word,
- psII_write_config_dword);
+ pci_set_ops (hose,
+ psII_read_config_byte,
+ psII_read_config_word,
+ psII_read_config_dword,
+ psII_write_config_byte,
+ psII_write_config_word, psII_write_config_dword);
- hose->region_count = 2;
+ hose->region_count = 2;
- pci_register_hose(hose);
+ pci_register_hose (hose);
- hose->last_busno = pci_hose_scan(hose);
+ hose->last_busno = pci_hose_scan (hose);
}
* @param addr [IN] the address to write to
* @param val [IN] the value to write
*/
-void write1(unsigned long addr, unsigned char val) {
- volatile unsigned char* p = (volatile unsigned char*)addr;
+void write1 (unsigned long addr, unsigned char val)
+{
+ volatile unsigned char *p = (volatile unsigned char *) addr;
+
#ifdef VERBOSITY
- if(gVerbosityLevel > 1){
- printf("write1: addr=%08x val=%02x\n", addr, val);
- }
+ if (gVerbosityLevel > 1) {
+ printf ("write1: addr=%08x val=%02x\n", addr, val);
+ }
#endif
- *p = val;
- PSII_SYNC();
+ *p = val;
+ PSII_SYNC ();
}
/** Read one byte with byte swapping.
* @param addr [IN] the address to read from
* @return the value at addr
*/
-unsigned char read1(unsigned long addr) {
- unsigned char val;
- volatile unsigned char* p = (volatile unsigned char*)addr;
+unsigned char read1 (unsigned long addr)
+{
+ unsigned char val;
+ volatile unsigned char *p = (volatile unsigned char *) addr;
- val = *p;
- PSII_SYNC();
+ val = *p;
+ PSII_SYNC ();
#ifdef VERBOSITY
- if(gVerbosityLevel > 1){
- printf("read1: addr=%08x val=%02x\n", addr, val);
- }
+ if (gVerbosityLevel > 1) {
+ printf ("read1: addr=%08x val=%02x\n", addr, val);
+ }
#endif
- return val;
+ return val;
}
/** Write one 2-byte word with byte swapping.
* @param addr [IN] the address to write to
* @param val [IN] the value to write
*/
-void write2(unsigned long addr, unsigned short val) {
- volatile unsigned short* p = (volatile unsigned short*)addr;
+void write2 (unsigned long addr, unsigned short val)
+{
+ volatile unsigned short *p = (volatile unsigned short *) addr;
#ifdef VERBOSITY
- if(gVerbosityLevel > 1){
- printf("write2: addr=%08x val=%04x -> *p=%04x\n", addr, val,
- ((val & 0xFF00) >> 8) | ((val & 0x00FF) << 8));
- }
+ if (gVerbosityLevel > 1) {
+ printf ("write2: addr=%08x val=%04x -> *p=%04x\n", addr, val,
+ ((val & 0xFF00) >> 8) | ((val & 0x00FF) << 8));
+ }
#endif
- *p = ((val & 0xFF00) >> 8) | ((val & 0x00FF) << 8);
- PSII_SYNC();
+ *p = ((val & 0xFF00) >> 8) | ((val & 0x00FF) << 8);
+ PSII_SYNC ();
}
/** Read one 2-byte word with byte swapping.
* @param addr [IN] the address to read from
* @return the value at addr
*/
-unsigned short read2(unsigned long addr) {
- unsigned short val;
- volatile unsigned short* p = (volatile unsigned short*)addr;
-
- val = *p;
- val = ((val & 0xFF00) >> 8) | ((val & 0x00FF) << 8);
- PSII_SYNC();
+unsigned short read2 (unsigned long addr)
+{
+ unsigned short val;
+ volatile unsigned short *p = (volatile unsigned short *) addr;
+
+ val = *p;
+ val = ((val & 0xFF00) >> 8) | ((val & 0x00FF) << 8);
+ PSII_SYNC ();
#ifdef VERBOSITY
- if(gVerbosityLevel > 1){
- printf("read2: addr=%08x *p=%04x -> val=%04x\n", addr, *p, val);
- }
+ if (gVerbosityLevel > 1) {
+ printf ("read2: addr=%08x *p=%04x -> val=%04x\n", addr, *p,
+ val);
+ }
#endif
- return val;
+ return val;
}
/** Write one 4-byte word with byte swapping.
* @param addr [IN] the address to write to
* @param val [IN] the value to write
*/
-void write4(unsigned long addr, unsigned long val) {
- volatile unsigned long* p = (volatile unsigned long*)addr;
+void write4 (unsigned long addr, unsigned long val)
+{
+ volatile unsigned long *p = (volatile unsigned long *) addr;
+
#ifdef VERBOSITY
- if(gVerbosityLevel > 1){
- printf("write4: addr=%08x val=%08x -> *p=%08x\n", addr, val,
- ((val & 0xFF000000) >> 24) | ((val & 0x000000FF) << 24) |
- ((val & 0x00FF0000) >> 8) | ((val & 0x0000FF00) << 8));
- }
+ if (gVerbosityLevel > 1) {
+ printf ("write4: addr=%08x val=%08x -> *p=%08x\n", addr, val,
+ ((val & 0xFF000000) >> 24) |
+ ((val & 0x000000FF) << 24) |
+ ((val & 0x00FF0000) >> 8) |
+ ((val & 0x0000FF00) << 8));
+ }
#endif
- *p = ((val & 0xFF000000) >> 24) | ((val & 0x000000FF) << 24) |
- ((val & 0x00FF0000) >> 8) | ((val & 0x0000FF00) << 8);
- PSII_SYNC();
+ *p = ((val & 0xFF000000) >> 24) | ((val & 0x000000FF) << 24) |
+ ((val & 0x00FF0000) >> 8) | ((val & 0x0000FF00) << 8);
+ PSII_SYNC ();
}
/** Read one 4-byte word with byte swapping.
* @param addr [IN] the address to read from
* @return the value at addr
*/
-unsigned long read4(unsigned long addr) {
- unsigned long val;
- volatile unsigned long* p = (volatile unsigned long*)addr;
-
- val = *p;
- val = ((val & 0xFF000000) >> 24) | ((val & 0x000000FF) << 24) |
- ((val & 0x00FF0000) >> 8) | ((val & 0x0000FF00) << 8);
- PSII_SYNC();
+unsigned long read4 (unsigned long addr)
+{
+ unsigned long val;
+ volatile unsigned long *p = (volatile unsigned long *) addr;
+
+ val = *p;
+ val = ((val & 0xFF000000) >> 24) | ((val & 0x000000FF) << 24) |
+ ((val & 0x00FF0000) >> 8) | ((val & 0x0000FF00) << 8);
+ PSII_SYNC ();
#ifdef VERBOSITY
- if(gVerbosityLevel > 1){
- printf("read4: addr=%08x *p=%08x -> val=%08x\n", addr, *p, val);
- }
+ if (gVerbosityLevel > 1) {
+ printf ("read4: addr=%08x *p=%08x -> val=%08x\n", addr, *p,
+ val);
+ }
#endif
- return val;
+ return val;
}
-int PCIReadConfig(int bus, int dev, int fn, int reg, int width, unsigned long* val){
- unsigned int conAdrVal;
- unsigned int conDataReg = REG_CONFIG_DATA;
- unsigned int status;
- int ret_val = 0;
-
-
- /* DEST bit hardcoded to 1: local pci is PCI-2 */
- /* TYPE bit is hardcoded to 1: all config cycles are local */
- conAdrVal = (1 << 24)
- | ((bus & 0xFF) << 16)
- | ((dev & 0xFF) << 11)
- | ((fn & 0x07) << 8)
- | (reg & 0xFC);
-
- /* clear any pending master aborts */
- write4(REG_P1_CSR, CLEAR_MASTER_ABORT);
-
- /* Load the conAdrVal value first, then read from pb_conf_data */
- write4(REG_CONFIG_ADDRESS, conAdrVal);
- PSII_SYNC();
-
-
- /* Note: documentation does not match the pspan library code */
- /* Note: *pData comes back as -1 if device is not present */
- switch (width){
- case 4:{
- *(unsigned int*)val = read4(conDataReg);
- break;
- }
- case 2:{
- *(unsigned short*)val = read2(conDataReg);
- break;
- }
- case 1:{
- *(unsigned char*)val = read1(conDataReg);
- break;
- }
- default:{
- ret_val = ILLEGAL_REG_OFFSET;
- break;
- }
- }
- PSII_SYNC();
-
- /* clear any pending master aborts */
- status = read4(REG_P1_CSR);
- if(status & CLEAR_MASTER_ABORT){
- ret_val = NO_DEVICE_FOUND;
- write4(REG_P1_CSR, CLEAR_MASTER_ABORT);
- }
-
- return ret_val;
+int PCIReadConfig (int bus, int dev, int fn, int reg, int width,
+ unsigned long *val)
+{
+ unsigned int conAdrVal;
+ unsigned int conDataReg = REG_CONFIG_DATA;
+ unsigned int status;
+ int ret_val = 0;
+
+
+ /* DEST bit hardcoded to 1: local pci is PCI-2 */
+ /* TYPE bit is hardcoded to 1: all config cycles are local */
+ conAdrVal = (1 << 24)
+ | ((bus & 0xFF) << 16)
+ | ((dev & 0xFF) << 11)
+ | ((fn & 0x07) << 8)
+ | (reg & 0xFC);
+
+ /* clear any pending master aborts */
+ write4 (REG_P1_CSR, CLEAR_MASTER_ABORT);
+
+ /* Load the conAdrVal value first, then read from pb_conf_data */
+ write4 (REG_CONFIG_ADDRESS, conAdrVal);
+ PSII_SYNC ();
+
+
+ /* Note: documentation does not match the pspan library code */
+ /* Note: *pData comes back as -1 if device is not present */
+ switch (width) {
+ case 4:
+ *(unsigned int *) val = read4 (conDataReg);
+ break;
+ case 2:
+ *(unsigned short *) val = read2 (conDataReg);
+ break;
+ case 1:
+ *(unsigned char *) val = read1 (conDataReg);
+ break;
+ default:
+ ret_val = ILLEGAL_REG_OFFSET;
+ break;
+ }
+ PSII_SYNC ();
+
+ /* clear any pending master aborts */
+ status = read4 (REG_P1_CSR);
+ if (status & CLEAR_MASTER_ABORT) {
+ ret_val = NO_DEVICE_FOUND;
+ write4 (REG_P1_CSR, CLEAR_MASTER_ABORT);
+ }
+
+ return ret_val;
}
-int PCIWriteConfig(int bus, int dev, int fn, int reg, int width, unsigned long val){
- unsigned int conAdrVal;
- unsigned int conDataReg = REG_CONFIG_DATA;
- unsigned int status;
- int ret_val = 0;
-
-
- /* DEST bit hardcoded to 1: local pci is PCI-2 */
- /* TYPE bit is hardcoded to 1: all config cycles are local */
- conAdrVal = (1 << 24)
- | ((bus & 0xFF) << 16)
- | ((dev & 0xFF) << 11)
- | ((fn & 0x07) << 8)
- | (reg & 0xFC);
-
- /* clear any pending master aborts */
- write4(REG_P1_CSR, CLEAR_MASTER_ABORT);
-
- /* Load the conAdrVal value first, then read from pb_conf_data */
- write4(REG_CONFIG_ADDRESS, conAdrVal);
- PSII_SYNC();
-
-
- /* Note: documentation does not match the pspan library code */
- /* Note: *pData comes back as -1 if device is not present */
- switch (width){
- case 4:{
- write4(conDataReg, val);
- break;
- }
- case 2:{
- write2(conDataReg, val);
- break;
- }
- case 1:{
- write1(conDataReg, val);
- break;
- }
- default:{
- ret_val = ILLEGAL_REG_OFFSET;
- break;
- }
- }
- PSII_SYNC();
-
- /* clear any pending master aborts */
- status = read4(REG_P1_CSR);
- if(status & CLEAR_MASTER_ABORT){
- ret_val = NO_DEVICE_FOUND;
- write4(REG_P1_CSR, CLEAR_MASTER_ABORT);
- }
-
- return ret_val;
+int PCIWriteConfig (int bus, int dev, int fn, int reg, int width,
+ unsigned long val)
+{
+ unsigned int conAdrVal;
+ unsigned int conDataReg = REG_CONFIG_DATA;
+ unsigned int status;
+ int ret_val = 0;
+
+
+ /* DEST bit hardcoded to 1: local pci is PCI-2 */
+ /* TYPE bit is hardcoded to 1: all config cycles are local */
+ conAdrVal = (1 << 24)
+ | ((bus & 0xFF) << 16)
+ | ((dev & 0xFF) << 11)
+ | ((fn & 0x07) << 8)
+ | (reg & 0xFC);
+
+ /* clear any pending master aborts */
+ write4 (REG_P1_CSR, CLEAR_MASTER_ABORT);
+
+ /* Load the conAdrVal value first, then read from pb_conf_data */
+ write4 (REG_CONFIG_ADDRESS, conAdrVal);
+ PSII_SYNC ();
+
+
+ /* Note: documentation does not match the pspan library code */
+ /* Note: *pData comes back as -1 if device is not present */
+ switch (width) {
+ case 4:
+ write4 (conDataReg, val);
+ break;
+ case 2:
+ write2 (conDataReg, val);
+ break;
+ case 1:
+ write1 (conDataReg, val);
+ break;
+ default:
+ ret_val = ILLEGAL_REG_OFFSET;
+ break;
+ }
+ PSII_SYNC ();
+
+ /* clear any pending master aborts */
+ status = read4 (REG_P1_CSR);
+ if (status & CLEAR_MASTER_ABORT) {
+ ret_val = NO_DEVICE_FOUND;
+ write4 (REG_P1_CSR, CLEAR_MASTER_ABORT);
+ }
+
+ return ret_val;
}
-int pci_read_config_byte(int bus, int dev, int fn, int reg, unsigned char* val){
- unsigned long read_val;
- int ret_val;
+int pci_read_config_byte (int bus, int dev, int fn, int reg,
+ unsigned char *val)
+{
+ unsigned long read_val;
+ int ret_val;
- ret_val = PCIReadConfig(bus, dev, fn, reg, 1, &read_val);
- *val = read_val & 0xFF;
+ ret_val = PCIReadConfig (bus, dev, fn, reg, 1, &read_val);
+ *val = read_val & 0xFF;
- return ret_val;
+ return ret_val;
}
-int pci_write_config_byte(int bus, int dev, int fn, int reg, unsigned char val){
- return PCIWriteConfig(bus, dev, fn, reg, 1, val);
+int pci_write_config_byte (int bus, int dev, int fn, int reg,
+ unsigned char val)
+{
+ return PCIWriteConfig (bus, dev, fn, reg, 1, val);
}
-int pci_read_config_word(int bus, int dev, int fn, int reg, unsigned short* val){
- unsigned long read_val;
- int ret_val;
+int pci_read_config_word (int bus, int dev, int fn, int reg,
+ unsigned short *val)
+{
+ unsigned long read_val;
+ int ret_val;
- ret_val = PCIReadConfig(bus, dev, fn, reg, 2, &read_val);
- *val = read_val & 0xFFFF;
+ ret_val = PCIReadConfig (bus, dev, fn, reg, 2, &read_val);
+ *val = read_val & 0xFFFF;
- return ret_val;
+ return ret_val;
}
-int pci_write_config_word(int bus, int dev, int fn, int reg, unsigned short val){
- return PCIWriteConfig(bus, dev, fn, reg, 2, val);
+int pci_write_config_word (int bus, int dev, int fn, int reg,
+ unsigned short val)
+{
+ return PCIWriteConfig (bus, dev, fn, reg, 2, val);
}
-int pci_read_config_dword(int bus, int dev, int fn, int reg, unsigned long* val){
- return PCIReadConfig(bus, dev, fn, reg, 4, val);
+int pci_read_config_dword (int bus, int dev, int fn, int reg,
+ unsigned long *val)
+{
+ return PCIReadConfig (bus, dev, fn, reg, 4, val);
}
-int pci_write_config_dword(int bus, int dev, int fn, int reg, unsigned long val){
- return PCIWriteConfig(bus, dev, fn, reg, 4, val);
+int pci_write_config_dword (int bus, int dev, int fn, int reg,
+ unsigned long val)
+{
+ return PCIWriteConfig (bus, dev, fn, reg, 4, val);
}
#endif /* INCLUDE_PCI */
-int I2CAccess(unsigned char theI2CAddress, unsigned char theDevCode, unsigned char theChipSel, unsigned char* theValue, int RWFlag){
- int ret_val = 0;
- unsigned int reg_value;
-
- reg_value = PowerSpanRead(REG_I2C_CSR);
-
- if(reg_value & I2C_CSR_ACT){
- printf("Error: I2C busy\n");
- ret_val = I2C_BUSY;
- }
- else{
- reg_value = ((theI2CAddress & 0xFF) << 24)
- | ((theDevCode & 0x0F) << 12)
- | ((theChipSel & 0x07) << 9)
- | I2C_CSR_ERR;
- if(RWFlag == I2C_WRITE){
- reg_value |= I2C_CSR_RW | ((*theValue & 0xFF) << 16);
- }
-
- PowerSpanWrite(REG_I2C_CSR, reg_value);
- udelay(1);
-
- do{
- reg_value = PowerSpanRead(REG_I2C_CSR);
-
- if((reg_value & I2C_CSR_ACT) == 0){
- if(reg_value & I2C_CSR_ERR){
- ret_val = I2C_ERR;
- }
- else{
- *theValue = (reg_value & I2C_CSR_DATA) >> 16;
- }
- }
- } while(reg_value & I2C_CSR_ACT);
- }
-
- return ret_val;
+int I2CAccess (unsigned char theI2CAddress, unsigned char theDevCode,
+ unsigned char theChipSel, unsigned char *theValue, int RWFlag)
+{
+ int ret_val = 0;
+ unsigned int reg_value;
+
+ reg_value = PowerSpanRead (REG_I2C_CSR);
+
+ if (reg_value & I2C_CSR_ACT) {
+ printf ("Error: I2C busy\n");
+ ret_val = I2C_BUSY;
+ } else {
+ reg_value = ((theI2CAddress & 0xFF) << 24)
+ | ((theDevCode & 0x0F) << 12)
+ | ((theChipSel & 0x07) << 9)
+ | I2C_CSR_ERR;
+ if (RWFlag == I2C_WRITE) {
+ reg_value |= I2C_CSR_RW | ((*theValue & 0xFF) << 16);
+ }
+
+ PowerSpanWrite (REG_I2C_CSR, reg_value);
+ udelay (1);
+
+ do {
+ reg_value = PowerSpanRead (REG_I2C_CSR);
+
+ if ((reg_value & I2C_CSR_ACT) == 0) {
+ if (reg_value & I2C_CSR_ERR) {
+ ret_val = I2C_ERR;
+ } else {
+ *theValue =
+ (reg_value & I2C_CSR_DATA) >>
+ 16;
+ }
+ }
+ } while (reg_value & I2C_CSR_ACT);
+ }
+
+ return ret_val;
}
-int EEPROMRead(unsigned char theI2CAddress, unsigned char* theValue){
- return I2CAccess(theI2CAddress, I2C_EEPROM_DEV, I2C_EEPROM_CHIP_SEL, theValue, I2C_READ);
+int EEPROMRead (unsigned char theI2CAddress, unsigned char *theValue)
+{
+ return I2CAccess (theI2CAddress, I2C_EEPROM_DEV, I2C_EEPROM_CHIP_SEL,
+ theValue, I2C_READ);
}
-int EEPROMWrite(unsigned char theI2CAddress, unsigned char theValue){
- return I2CAccess(theI2CAddress, I2C_EEPROM_DEV, I2C_EEPROM_CHIP_SEL, &theValue, I2C_WRITE);
+int EEPROMWrite (unsigned char theI2CAddress, unsigned char theValue)
+{
+ return I2CAccess (theI2CAddress, I2C_EEPROM_DEV, I2C_EEPROM_CHIP_SEL,
+ &theValue, I2C_WRITE);
}
-int do_eeprom(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]){
- char cmd;
- int ret_val = 0;
- unsigned int address = 0;
- unsigned char value = 1;
- unsigned char read_value;
- int ii;
- int error = 0;
- unsigned char* mem_ptr;
- unsigned char default_eeprom[] = EEPROM_DEFAULT;
-
- if(argc < 2){
- goto usage;
- }
-
- cmd = argv[1][0];
- if(argc > 2){
- address = simple_strtoul(argv[2], NULL, 16);
- if(argc > 3){
- value = simple_strtoul(argv[3], NULL, 16) & 0xFF;
- }
- }
-
- switch (cmd){
- case 'r':{
- if(address > 256){
- printf("Illegal Address\n");
- goto usage;
- }
- printf("@0x%x: ", address);
- for(ii = 0;ii < value;ii++){
- if(EEPROMRead(address + ii, &read_value) != 0){
- printf("Read Error\n");
- }
- else{
- printf("0x%02x ", read_value);
- }
-
- if(((ii + 1) % 16) == 0){
- printf("\n");
- }
- }
- printf("\n");
- break;
- }
- case 'w':{
- if(address > 256){
- printf("Illegal Address\n");
- goto usage;
- }
- if(argc < 4){
- goto usage;
- }
- if(EEPROMWrite(address, value) != 0){
- printf("Write Error\n");
- }
- break;
- }
- case 'g':{
- if(argc != 3){
- goto usage;
- }
- mem_ptr = (unsigned char*)address;
- for(ii = 0;((ii < EEPROM_LENGTH) && (error == 0));ii++){
- if(EEPROMRead(ii, &read_value) != 0){
- printf("Read Error\n");
- error = 1;
- }
- else{
- *mem_ptr = read_value;
- mem_ptr++;
- }
- }
- break;
- }
- case 'p':{
- if(argc != 3){
- goto usage;
- }
- mem_ptr = (unsigned char*)address;
- for(ii = 0;((ii < EEPROM_LENGTH) && (error == 0));ii++){
- if(EEPROMWrite(ii, *mem_ptr) != 0){
- printf("Write Error\n");
- error = 1;
- }
-
- mem_ptr++;
- }
- break;
- }
- case 'd':{
- if(argc != 2){
- goto usage;
- }
- for(ii = 0;((ii < EEPROM_LENGTH) && (error == 0));ii++){
- if(EEPROMWrite(ii, default_eeprom[ii]) != 0){
- printf("Write Error\n");
- error = 1;
- }
- }
- break;
- }
- default:{
- goto usage;
- }
- }
-
- goto done;
- usage:
- printf ("Usage:\n%s\n", cmdtp->help);
-
- done:
- return ret_val;
+int do_eeprom (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
+{
+ char cmd;
+ int ret_val = 0;
+ unsigned int address = 0;
+ unsigned char value = 1;
+ unsigned char read_value;
+ int ii;
+ int error = 0;
+ unsigned char *mem_ptr;
+ unsigned char default_eeprom[] = EEPROM_DEFAULT;
+
+ if (argc < 2) {
+ goto usage;
+ }
+
+ cmd = argv[1][0];
+ if (argc > 2) {
+ address = simple_strtoul (argv[2], NULL, 16);
+ if (argc > 3) {
+ value = simple_strtoul (argv[3], NULL, 16) & 0xFF;
+ }
+ }
+
+ switch (cmd) {
+ case 'r':
+ if (address > 256) {
+ printf ("Illegal Address\n");
+ goto usage;
+ }
+ printf ("@0x%x: ", address);
+ for (ii = 0; ii < value; ii++) {
+ if (EEPROMRead (address + ii, &read_value) !=
+ 0) {
+ printf ("Read Error\n");
+ } else {
+ printf ("0x%02x ", read_value);
+ }
+
+ if (((ii + 1) % 16) == 0) {
+ printf ("\n");
+ }
+ }
+ printf ("\n");
+ break;
+ case 'w':
+ if (address > 256) {
+ printf ("Illegal Address\n");
+ goto usage;
+ }
+ if (argc < 4) {
+ goto usage;
+ }
+ if (EEPROMWrite (address, value) != 0) {
+ printf ("Write Error\n");
+ }
+ break;
+ case 'g':
+ if (argc != 3) {
+ goto usage;
+ }
+ mem_ptr = (unsigned char *) address;
+ for (ii = 0; ((ii < EEPROM_LENGTH) && (error == 0));
+ ii++) {
+ if (EEPROMRead (ii, &read_value) != 0) {
+ printf ("Read Error\n");
+ error = 1;
+ } else {
+ *mem_ptr = read_value;
+ mem_ptr++;
+ }
+ }
+ break;
+ case 'p':
+ if (argc != 3) {
+ goto usage;
+ }
+ mem_ptr = (unsigned char *) address;
+ for (ii = 0; ((ii < EEPROM_LENGTH) && (error == 0));
+ ii++) {
+ if (EEPROMWrite (ii, *mem_ptr) != 0) {
+ printf ("Write Error\n");
+ error = 1;
+ }
+
+ mem_ptr++;
+ }
+ break;
+ case 'd':
+ if (argc != 2) {
+ goto usage;
+ }
+ for (ii = 0; ((ii < EEPROM_LENGTH) && (error == 0));
+ ii++) {
+ if (EEPROMWrite (ii, default_eeprom[ii]) != 0) {
+ printf ("Write Error\n");
+ error = 1;
+ }
+ }
+ break;
+ default:
+ goto usage;
+ }
+
+ goto done;
+ usage:
+ printf ("Usage:\n%s\n", cmdtp->help);
+
+ done:
+ return ret_val;
}
-U_BOOT_CMD(
- eeprom, 4, 0, do_eeprom,
- "eeprom - read/write/copy to/from the PowerSpan II eeprom\n",
- "eeprom r OFF [NUM]\n"
- " - read NUM words starting at OFF\n"
- "eeprom w OFF VAL\n"
- " - write word VAL at offset OFF\n"
- "eeprom g ADD\n"
- " - store contents of eeprom at address ADD\n"
- "eeprom p ADD\n"
- " - put data stored at address ADD into the eeprom\n"
- "eeprom d\n"
- " - return eeprom to default contents\n"
-);
-
-unsigned int PowerSpanRead(unsigned int theOffset){
- volatile unsigned int* ptr = (volatile unsigned int*)(PSPAN_BASEADDR + theOffset);
- unsigned int ret_val;
+U_BOOT_CMD (eeprom, 4, 0, do_eeprom,
+ "eeprom - read/write/copy to/from the PowerSpan II eeprom\n",
+ "eeprom r OFF [NUM]\n"
+ " - read NUM words starting at OFF\n"
+ "eeprom w OFF VAL\n"
+ " - write word VAL at offset OFF\n"
+ "eeprom g ADD\n"
+ " - store contents of eeprom at address ADD\n"
+ "eeprom p ADD\n"
+ " - put data stored at address ADD into the eeprom\n"
+ "eeprom d\n" " - return eeprom to default contents\n");
+
+unsigned int PowerSpanRead (unsigned int theOffset)
+{
+ volatile unsigned int *ptr =
+ (volatile unsigned int *) (PSPAN_BASEADDR + theOffset);
+ unsigned int ret_val;
#ifdef VERBOSITY
- if(gVerbosityLevel > 1){
- printf("PowerSpanRead: offset=%08x ", theOffset);
- }
+ if (gVerbosityLevel > 1) {
+ printf ("PowerSpanRead: offset=%08x ", theOffset);
+ }
#endif
- ret_val = *ptr;
- PSII_SYNC();
+ ret_val = *ptr;
+ PSII_SYNC ();
#ifdef VERBOSITY
- if(gVerbosityLevel > 1){
- printf("value=%08x\n", ret_val);
- }
+ if (gVerbosityLevel > 1) {
+ printf ("value=%08x\n", ret_val);
+ }
#endif
- return ret_val;
+ return ret_val;
}
-void PowerSpanWrite(unsigned int theOffset, unsigned int theValue){
- volatile unsigned int* ptr = (volatile unsigned int*)(PSPAN_BASEADDR + theOffset);
+void PowerSpanWrite (unsigned int theOffset, unsigned int theValue)
+{
+ volatile unsigned int *ptr =
+ (volatile unsigned int *) (PSPAN_BASEADDR + theOffset);
#ifdef VERBOSITY
- if(gVerbosityLevel > 1){
- printf("PowerSpanWrite: offset=%08x val=%02x\n", theOffset, theValue);
- }
+ if (gVerbosityLevel > 1) {
+ printf ("PowerSpanWrite: offset=%08x val=%02x\n", theOffset,
+ theValue);
+ }
#endif
- *ptr = theValue;
- PSII_SYNC();
+ *ptr = theValue;
+ PSII_SYNC ();
}
/**
* @param theOffset [IN] the register to access.
* @param theMask [IN] bits set in theMask will be set in the register.
*/
-void PowerSpanSetBits(unsigned int theOffset, unsigned int theMask){
- volatile unsigned int* ptr = (volatile unsigned int*)(PSPAN_BASEADDR + theOffset);
- unsigned int register_value;
+void PowerSpanSetBits (unsigned int theOffset, unsigned int theMask)
+{
+ volatile unsigned int *ptr =
+ (volatile unsigned int *) (PSPAN_BASEADDR + theOffset);
+ unsigned int register_value;
#ifdef VERBOSITY
- if(gVerbosityLevel > 1){
- printf("PowerSpanSetBits: offset=%08x mask=%02x\n", theOffset, theMask);
- }
+ if (gVerbosityLevel > 1) {
+ printf ("PowerSpanSetBits: offset=%08x mask=%02x\n",
+ theOffset, theMask);
+ }
#endif
- register_value = *ptr;
- PSII_SYNC();
+ register_value = *ptr;
+ PSII_SYNC ();
- register_value |= theMask;
- *ptr = register_value;
- PSII_SYNC();
+ register_value |= theMask;
+ *ptr = register_value;
+ PSII_SYNC ();
}
/**
* @param theOffset [IN] the register to access.
* @param theMask [IN] bits set in theMask will be cleared in the register.
*/
-void PowerSpanClearBits(unsigned int theOffset, unsigned int theMask){
- volatile unsigned int* ptr = (volatile unsigned int*)(PSPAN_BASEADDR + theOffset);
- unsigned int register_value;
+void PowerSpanClearBits (unsigned int theOffset, unsigned int theMask)
+{
+ volatile unsigned int *ptr =
+ (volatile unsigned int *) (PSPAN_BASEADDR + theOffset);
+ unsigned int register_value;
#ifdef VERBOSITY
- if(gVerbosityLevel > 1){
- printf("PowerSpanClearBits: offset=%08x mask=%02x\n", theOffset, theMask);
- }
+ if (gVerbosityLevel > 1) {
+ printf ("PowerSpanClearBits: offset=%08x mask=%02x\n",
+ theOffset, theMask);
+ }
#endif
- register_value = *ptr;
- PSII_SYNC();
+ register_value = *ptr;
+ PSII_SYNC ();
- register_value &= ~theMask;
- *ptr = register_value;
- PSII_SYNC();
+ register_value &= ~theMask;
+ *ptr = register_value;
+ PSII_SYNC ();
}
/**
* @param theLocalBaseAddr [IN] the Local address for the image (assumed to be valid with provided block size).
* @param thePCIBaseAddr [IN] the PCI address for the image (assumed to be valid with provided block size).
*/
-int SetSlaveImage(int theImageIndex, unsigned int theBlockSize, int theMemIOFlag, int theEndianness, unsigned int theLocalBaseAddr, unsigned int thePCIBaseAddr){
- unsigned int reg_offset = theImageIndex * PB_SLAVE_IMAGE_OFF;
- unsigned int reg_value = 0;
-
- /* Make sure that the Slave Image is disabled */
- PowerSpanClearBits((REGS_PB_SLAVE_CSR + reg_offset), PB_SLAVE_CSR_IMG_EN);
-
- /* Setup the mask required for requested PB Slave Image configuration */
- reg_value = PB_SLAVE_CSR_TA_EN | theEndianness | (theBlockSize << 24);
- if(theMemIOFlag == PB_SLAVE_USE_MEM_IO){
- reg_value |= PB_SLAVE_CSR_MEM_IO;
- }
-
- /* hardcoding the following:
- TA_EN = 1
- MD_EN = 0
- MODE = 0
- PRKEEP = 0
- RD_AMT = 0
- */
- PowerSpanWrite((REGS_PB_SLAVE_CSR + reg_offset), reg_value);
-
- /* these values are not checked by software */
- PowerSpanWrite((REGS_PB_SLAVE_BADDR + reg_offset), theLocalBaseAddr);
- PowerSpanWrite((REGS_PB_SLAVE_TADDR + reg_offset), thePCIBaseAddr);
-
- /* Enable the Slave Image */
- PowerSpanSetBits((REGS_PB_SLAVE_CSR + reg_offset), PB_SLAVE_CSR_IMG_EN);
-
- return 0;
+int SetSlaveImage (int theImageIndex, unsigned int theBlockSize,
+ int theMemIOFlag, int theEndianness,
+ unsigned int theLocalBaseAddr, unsigned int thePCIBaseAddr)
+{
+ unsigned int reg_offset = theImageIndex * PB_SLAVE_IMAGE_OFF;
+ unsigned int reg_value = 0;
+
+ /* Make sure that the Slave Image is disabled */
+ PowerSpanClearBits ((REGS_PB_SLAVE_CSR + reg_offset),
+ PB_SLAVE_CSR_IMG_EN);
+
+ /* Setup the mask required for requested PB Slave Image configuration */
+ reg_value = PB_SLAVE_CSR_TA_EN | theEndianness | (theBlockSize << 24);
+ if (theMemIOFlag == PB_SLAVE_USE_MEM_IO) {
+ reg_value |= PB_SLAVE_CSR_MEM_IO;
+ }
+
+ /* hardcoding the following:
+ TA_EN = 1
+ MD_EN = 0
+ MODE = 0
+ PRKEEP = 0
+ RD_AMT = 0
+ */
+ PowerSpanWrite ((REGS_PB_SLAVE_CSR + reg_offset), reg_value);
+
+ /* these values are not checked by software */
+ PowerSpanWrite ((REGS_PB_SLAVE_BADDR + reg_offset), theLocalBaseAddr);
+ PowerSpanWrite ((REGS_PB_SLAVE_TADDR + reg_offset), thePCIBaseAddr);
+
+ /* Enable the Slave Image */
+ PowerSpanSetBits ((REGS_PB_SLAVE_CSR + reg_offset),
+ PB_SLAVE_CSR_IMG_EN);
+
+ return 0;
}
/**
* @param theLocalBaseAddr [IN] the Local address for the image (assumed to be valid with provided block size).
* @param thePCIBaseAddr [IN] the PCI address for the image (assumed to be valid with provided block size).
*/
-int SetTargetImage(int theImageIndex, unsigned int theBlockSize, int theMemIOFlag, int theEndianness, unsigned int theLocalBaseAddr, unsigned int thePCIBaseAddr){
- unsigned int csr_reg_offset = theImageIndex * P1_TGT_IMAGE_OFF;
- unsigned int pci_reg_offset = theImageIndex * P1_BST_OFF;
- unsigned int reg_value = 0;
-
- /* Make sure that the Slave Image is disabled */
- PowerSpanClearBits((REGS_P1_TGT_CSR + csr_reg_offset), PB_SLAVE_CSR_IMG_EN);
-
- /* Setup the mask required for requested PB Slave Image configuration */
- reg_value = PX_TGT_CSR_TA_EN | PX_TGT_CSR_BAR_EN | (theBlockSize << 24) | PX_TGT_CSR_RTT_READ | PX_TGT_CSR_WTT_WFLUSH | theEndianness;
- if(theMemIOFlag == PX_TGT_USE_MEM_IO){
- reg_value |= PX_TGT_MEM_IO;
- }
-
- /* hardcoding the following:
- TA_EN = 1
- BAR_EN = 1
- MD_EN = 0
- MODE = 0
- DEST = 0
- RTT = 01010
- GBL = 0
- CI = 0
- WTT = 00010
- PRKEEP = 0
- MRA = 0
- RD_AMT = 0
- */
- PowerSpanWrite((REGS_P1_TGT_CSR + csr_reg_offset), reg_value);
-
- PowerSpanWrite((REGS_P1_TGT_TADDR + csr_reg_offset), theLocalBaseAddr);
-
- if(thePCIBaseAddr != (unsigned int)NULL){
- PowerSpanWrite((REGS_P1_BST + pci_reg_offset), thePCIBaseAddr);
- }
-
- /* Enable the Slave Image */
- PowerSpanSetBits((REGS_P1_TGT_CSR + csr_reg_offset), PB_SLAVE_CSR_IMG_EN);
-
- return 0;
+int SetTargetImage (int theImageIndex, unsigned int theBlockSize,
+ int theMemIOFlag, int theEndianness,
+ unsigned int theLocalBaseAddr,
+ unsigned int thePCIBaseAddr)
+{
+ unsigned int csr_reg_offset = theImageIndex * P1_TGT_IMAGE_OFF;
+ unsigned int pci_reg_offset = theImageIndex * P1_BST_OFF;
+ unsigned int reg_value = 0;
+
+ /* Make sure that the Slave Image is disabled */
+ PowerSpanClearBits ((REGS_P1_TGT_CSR + csr_reg_offset),
+ PB_SLAVE_CSR_IMG_EN);
+
+ /* Setup the mask required for requested PB Slave Image configuration */
+ reg_value =
+ PX_TGT_CSR_TA_EN | PX_TGT_CSR_BAR_EN | (theBlockSize << 24) |
+ PX_TGT_CSR_RTT_READ | PX_TGT_CSR_WTT_WFLUSH | theEndianness;
+ if (theMemIOFlag == PX_TGT_USE_MEM_IO) {
+ reg_value |= PX_TGT_MEM_IO;
+ }
+
+ /* hardcoding the following:
+ TA_EN = 1
+ BAR_EN = 1
+ MD_EN = 0
+ MODE = 0
+ DEST = 0
+ RTT = 01010
+ GBL = 0
+ CI = 0
+ WTT = 00010
+ PRKEEP = 0
+ MRA = 0
+ RD_AMT = 0
+ */
+ PowerSpanWrite ((REGS_P1_TGT_CSR + csr_reg_offset), reg_value);
+
+ PowerSpanWrite ((REGS_P1_TGT_TADDR + csr_reg_offset),
+ theLocalBaseAddr);
+
+ if (thePCIBaseAddr != (unsigned int) NULL) {
+ PowerSpanWrite ((REGS_P1_BST + pci_reg_offset),
+ thePCIBaseAddr);
+ }
+
+ /* Enable the Slave Image */
+ PowerSpanSetBits ((REGS_P1_TGT_CSR + csr_reg_offset),
+ PB_SLAVE_CSR_IMG_EN);
+
+ return 0;
}
-int do_bridge(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]){
- char cmd;
- int ret_val = 1;
- unsigned int image_index;
- unsigned int block_size;
- unsigned int mem_io;
- unsigned int local_addr;
- unsigned int pci_addr;
- int endianness;
-
- if(argc != 8){
- goto usage;
- }
-
- cmd = argv[1][0];
- image_index = simple_strtoul(argv[2], NULL, 16);
- block_size = simple_strtoul(argv[3], NULL, 16);
- mem_io = simple_strtoul(argv[4], NULL, 16);
- endianness = argv[5][0];
- local_addr = simple_strtoul(argv[6], NULL, 16);
- pci_addr = simple_strtoul(argv[7], NULL, 16);
-
-
- switch (cmd){
- case 'i':{
- if(tolower(endianness) == 'b'){
- endianness = PX_TGT_CSR_BIG_END;
- }
- else if(tolower(endianness) == 'l'){
- endianness = PX_TGT_CSR_TRUE_LEND;
- }
- else{
- goto usage;
- }
- SetTargetImage(image_index, block_size, mem_io, endianness, local_addr, pci_addr);
- break;
- }
- case 'o':{
- if(tolower(endianness) == 'b'){
- endianness = PB_SLAVE_CSR_BIG_END;
- }
- else if(tolower(endianness) == 'l'){
- endianness = PB_SLAVE_CSR_TRUE_LEND;
- }
- else{
- goto usage;
- }
- SetSlaveImage(image_index, block_size, mem_io, endianness, local_addr, pci_addr);
- break;
- }
- default:{
- goto usage;
- }
- }
-
- goto done;
- usage:
- printf ("Usage:\n%s\n", cmdtp->help);
-
- done:
- return ret_val;
-
+int do_bridge (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
+{
+ char cmd;
+ int ret_val = 1;
+ unsigned int image_index;
+ unsigned int block_size;
+ unsigned int mem_io;
+ unsigned int local_addr;
+ unsigned int pci_addr;
+ int endianness;
+
+ if (argc != 8) {
+ goto usage;
+ }
+
+ cmd = argv[1][0];
+ image_index = simple_strtoul (argv[2], NULL, 16);
+ block_size = simple_strtoul (argv[3], NULL, 16);
+ mem_io = simple_strtoul (argv[4], NULL, 16);
+ endianness = argv[5][0];
+ local_addr = simple_strtoul (argv[6], NULL, 16);
+ pci_addr = simple_strtoul (argv[7], NULL, 16);
+
+
+ switch (cmd) {
+ case 'i':
+ if (tolower (endianness) == 'b') {
+ endianness = PX_TGT_CSR_BIG_END;
+ } else if (tolower (endianness) == 'l') {
+ endianness = PX_TGT_CSR_TRUE_LEND;
+ } else {
+ goto usage;
+ }
+ SetTargetImage (image_index, block_size, mem_io,
+ endianness, local_addr, pci_addr);
+ break;
+ case 'o':
+ if (tolower (endianness) == 'b') {
+ endianness = PB_SLAVE_CSR_BIG_END;
+ } else if (tolower (endianness) == 'l') {
+ endianness = PB_SLAVE_CSR_TRUE_LEND;
+ } else {
+ goto usage;
+ }
+ SetSlaveImage (image_index, block_size, mem_io,
+ endianness, local_addr, pci_addr);
+ break;
+ default:
+ goto usage;
+ }
+
+ goto done;
+usage:
+ printf ("Usage:\n%s\n", cmdtp->help);
+
+done:
+ return ret_val;
}
-
-
-
#include "serial.h"
#endif
-const NS16550_t COM_PORTS[] = { (NS16550_t) CFG_NS16550_COM1, (NS16550_t) CFG_NS16550_COM2 };
+const NS16550_t COM_PORTS[] =
+ { (NS16550_t) CFG_NS16550_COM1, (NS16550_t) CFG_NS16550_COM2 };
#undef CFG_DUART_CHAN
#define CFG_DUART_CHAN gComPort
static int gComPort = 0;
-int
-serial_init (void)
+int serial_init (void)
{
- DECLARE_GLOBAL_DATA_PTR;
-
- int clock_divisor = CFG_NS16550_CLK / 16 / gd->baudrate;
+ DECLARE_GLOBAL_DATA_PTR;
- (void)NS16550_init(COM_PORTS[0], clock_divisor);
- gComPort = 0;
+ int clock_divisor = CFG_NS16550_CLK / 16 / gd->baudrate;
- return 0;
+ (void) NS16550_init (COM_PORTS[0], clock_divisor);
+ gComPort = 0;
+ return 0;
}
-void
-serial_putc(const char c)
+void serial_putc (const char c)
{
- if (c == '\n'){
- NS16550_putc(COM_PORTS[CFG_DUART_CHAN], '\r');
- }
+ if (c == '\n') {
+ NS16550_putc (COM_PORTS[CFG_DUART_CHAN], '\r');
+ }
- NS16550_putc(COM_PORTS[CFG_DUART_CHAN], c);
+ NS16550_putc (COM_PORTS[CFG_DUART_CHAN], c);
}
-int
-serial_getc(void)
+int serial_getc (void)
{
- return NS16550_getc(COM_PORTS[CFG_DUART_CHAN]);
+ return NS16550_getc (COM_PORTS[CFG_DUART_CHAN]);
}
-int
-serial_tstc(void)
+int serial_tstc (void)
{
- return NS16550_tstc(COM_PORTS[CFG_DUART_CHAN]);
+ return NS16550_tstc (COM_PORTS[CFG_DUART_CHAN]);
}
-void
-serial_setbrg (void)
+void serial_setbrg (void)
{
DECLARE_GLOBAL_DATA_PTR;
- int clock_divisor = CFG_NS16550_CLK / 16 / gd->baudrate;
+ int clock_divisor = CFG_NS16550_CLK / 16 / gd->baudrate;
#ifdef CFG_INIT_CHAN1
- NS16550_reinit(COM_PORTS[0], clock_divisor);
+ NS16550_reinit (COM_PORTS[0], clock_divisor);
#endif
#ifdef CFG_INIT_CHAN2
- NS16550_reinit(COM_PORTS[1], clock_divisor);
+ NS16550_reinit (COM_PORTS[1], clock_divisor);
#endif
}
-void
-serial_puts (const char *s)
+void serial_puts (const char *s)
{
while (*s) {
serial_putc (*s++);
}
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
-void
-kgdb_serial_init(void)
+void kgdb_serial_init (void)
{
}
-void
-putDebugChar (int c)
+void putDebugChar (int c)
{
serial_putc (c);
}
-void
-putDebugStr (const char *str)
+void putDebugStr (const char *str)
{
serial_puts (str);
}
-int
-getDebugChar (void)
+int getDebugChar (void)
{
- return serial_getc();
+ return serial_getc ();
}
-void
-kgdb_interruptible (int yes)
+void kgdb_interruptible (int yes)
{
return;
}
-#endif /* CFG_CMD_KGDB */
+#endif /* CFG_CMD_KGDB */
#include <asm/hardware.h>
#define PORTA (*(volatile unsigned int *)(NETARM_GEN_MODULE_BASE + NETARM_GEN_PORTA))
+#if !defined(CONFIG_NETARM_NS7520)
#define PORTB (*(volatile unsigned int *)(NETARM_GEN_MODULE_BASE + NETARM_GEN_PORTB))
+#else
+#define PORTC (*(volatile unsigned int *)(NETARM_GEN_MODULE_BASE + NETARM_GEN_PORTC))
+#endif
/* wait until transmitter is ready for another character */
#define TXWAITRDY(registers) \
}
+#ifndef CONFIG_UART1_CONSOLE
volatile netarm_serial_channel_t *serial_reg_ch1 = get_serial_channel(0);
volatile netarm_serial_channel_t *serial_reg_ch2 = get_serial_channel(1);
+#else
+volatile netarm_serial_channel_t *serial_reg_ch1 = get_serial_channel(1);
+volatile netarm_serial_channel_t *serial_reg_ch2 = get_serial_channel(0);
+#endif
extern void _netarm_led_FAIL1(void);
DECLARE_GLOBAL_DATA_PTR;
/* set 0 ... make sure pins are configured for serial */
+#if !defined(CONFIG_NETARM_NS7520)
PORTA = PORTB =
NETARM_GEN_PORT_MODE (0xef) | NETARM_GEN_PORT_DIR (0xe0);
+#else
+ PORTA = NETARM_GEN_PORT_MODE (0xef) | NETARM_GEN_PORT_DIR (0xe0);
+ PORTC = NETARM_GEN_PORT_CSF (0xef) | NETARM_GEN_PORT_MODE (0xef) | NETARM_GEN_PORT_DIR (0xe0);
+#endif
/* first turn em off */
serial_reg_ch1->ctrl_a = serial_reg_ch2->ctrl_a = 0;
str r1, [r0, #+NETARM_GEN_SYSTEM_CONTROL]
+#ifndef CONFIG_NETARM_PLL_BYPASS
ldr r1, =( NETARM_GEN_PLL_CTL_PLLCNT(NETARM_PLL_COUNT_VAL) | \
NETARM_GEN_PLL_CTL_POLTST_DEF | \
NETARM_GEN_PLL_CTL_INDIV(1) | \
NETARM_GEN_PLL_CTL_ICP_DEF | \
NETARM_GEN_PLL_CTL_OUTDIV(2) )
str r1, [r0, #+NETARM_GEN_PLL_CONTROL]
+#endif
+
/*
* mask all IRQs by clearing all bits in the INTMRs
*/
i8042.o i82365.o inca-ip_sw.o keyboard.o \
lan91c96.o \
natsemi.o ne2000.o netarm_eth.o netconsole.o \
- ns16550.o ns8382x.o ns87308.o omap1510_i2c.o \
+ ns16550.o ns8382x.o ns87308.o ns7520_eth.o omap1510_i2c.o \
omap24xx_i2c.o pci.o pci_auto.o pci_indirect.o \
pcnet.o plb2800_eth.o \
ps2ser.o ps2mult.o pc_keyb.o \
--- /dev/null
+/***********************************************************************
+ *
+ * Copyright (C) 2005 by Videon Central, Inc.
+ *
+ * $Id$
+ * @Author: Arthur Shipkowski
+ * @Descr: Ethernet driver for the NS7520. Uses polled Ethernet, like
+ * the older netarmeth driver. Note that attempting to filter
+ * broadcast and multicast out in the SAFR register will cause
+ * bad things due to released errata.
+ * @References: [1] NS7520 Hardware Reference, December 2003
+ * [2] Intel LXT971 Datasheet #249414 Rev. 02
+ *
+ ***********************************************************************/
+
+#include <common.h>
+
+#if defined(CONFIG_DRIVER_NS7520_ETHERNET)
+
+#include <net.h> /* NetSendPacket */
+#include <asm/arch/netarm_registers.h>
+#include <asm/arch/netarm_dma_module.h>
+
+#include "ns7520_eth.h" /* for Ethernet and PHY */
+
+/**
+ * Send an error message to the terminal.
+ */
+#define ERROR(x) \
+do { \
+ char *__foo = strrchr(__FILE__, '/'); \
+ \
+ printf("%s: %d: %s(): ", (__foo == NULL ? __FILE__ : (__foo + 1)), \
+ __LINE__, __FUNCTION__); \
+ printf x; printf("\n"); \
+} while (0);
+
+/* some definition to make transistion to linux easier */
+
+#define NS7520_DRIVER_NAME "eth"
+#define KERN_WARNING "Warning:"
+#define KERN_ERR "Error:"
+#define KERN_INFO "Info:"
+
+#if 1
+# define DEBUG
+#endif
+
+#ifdef DEBUG
+# define printk printf
+
+# define DEBUG_INIT 0x0001
+# define DEBUG_MINOR 0x0002
+# define DEBUG_RX 0x0004
+# define DEBUG_TX 0x0008
+# define DEBUG_INT 0x0010
+# define DEBUG_POLL 0x0020
+# define DEBUG_LINK 0x0040
+# define DEBUG_MII 0x0100
+# define DEBUG_MII_LOW 0x0200
+# define DEBUG_MEM 0x0400
+# define DEBUG_ERROR 0x4000
+# define DEBUG_ERROR_CRIT 0x8000
+
+static int nDebugLvl = DEBUG_ERROR_CRIT;
+
+# define DEBUG_ARGS0( FLG, a0 ) if( ( nDebugLvl & (FLG) ) == (FLG) ) \
+ printf("%s: " a0, __FUNCTION__, 0, 0, 0, 0, 0, 0 )
+# define DEBUG_ARGS1( FLG, a0, a1 ) if( ( nDebugLvl & (FLG) ) == (FLG)) \
+ printf("%s: " a0, __FUNCTION__, (int)(a1), 0, 0, 0, 0, 0 )
+# define DEBUG_ARGS2( FLG, a0, a1, a2 ) if( (nDebugLvl & (FLG)) ==(FLG))\
+ printf("%s: " a0, __FUNCTION__, (int)(a1), (int)(a2), 0, 0,0,0 )
+# define DEBUG_ARGS3( FLG, a0, a1, a2, a3 ) if((nDebugLvl &(FLG))==(FLG))\
+ printf("%s: "a0,__FUNCTION__,(int)(a1),(int)(a2),(int)(a3),0,0,0)
+# define DEBUG_FN( FLG ) if( (nDebugLvl & (FLG)) == (FLG) ) \
+ printf("\r%s:line %d\n", (int)__FUNCTION__, __LINE__, 0,0,0,0);
+# define ASSERT( expr, func ) if( !( expr ) ) { \
+ printf( "Assertion failed! %s:line %d %s\n", \
+ (int)__FUNCTION__,__LINE__,(int)(#expr),0,0,0); \
+ func }
+#else /* DEBUG */
+# define printk(...)
+# define DEBUG_ARGS0( FLG, a0 )
+# define DEBUG_ARGS1( FLG, a0, a1 )
+# define DEBUG_ARGS2( FLG, a0, a1, a2 )
+# define DEBUG_ARGS3( FLG, a0, a1, a2, a3 )
+# define DEBUG_FN( n )
+# define ASSERT(expr, func)
+#endif /* DEBUG */
+
+#define NS7520_MII_NEG_DELAY (5*CFG_HZ) /* in s */
+#define TX_TIMEOUT (5*CFG_HZ) /* in s */
+#define RX_STALL_WORKAROUND_CNT 100
+
+static int ns7520_eth_reset(void);
+
+static void ns7520_link_auto_negotiate(void);
+static void ns7520_link_update_egcr(void);
+static void ns7520_link_print_changed(void);
+
+/* the PHY stuff */
+
+static char ns7520_mii_identify_phy(void);
+static unsigned short ns7520_mii_read(unsigned short uiRegister);
+static void ns7520_mii_write(unsigned short uiRegister,
+ unsigned short uiData);
+static unsigned int ns7520_mii_get_clock_divisor(unsigned int
+ unMaxMDIOClk);
+static unsigned int ns7520_mii_poll_busy(void);
+
+static unsigned int nPhyMaxMdioClock = PHY_MDIO_MAX_CLK;
+static unsigned int uiLastLinkStatus;
+static PhyType phyDetected = PHY_NONE;
+
+/***********************************************************************
+ * @Function: eth_init
+ * @Return: -1 on failure otherwise 0
+ * @Descr: Initializes the ethernet engine and uses either FS Forth's default
+ * MAC addr or the one in environment
+ ***********************************************************************/
+
+int eth_init(bd_t * pbis)
+{
+ unsigned char aucMACAddr[6];
+ char *pcTmp = getenv("ethaddr");
+ char *pcEnd;
+ int i;
+
+ DEBUG_FN(DEBUG_INIT);
+
+ /* no need to check for hardware */
+
+ if (!ns7520_eth_reset())
+ return -1;
+
+ if (NULL == pcTmp)
+ return -1;
+
+ for (i = 0; i < 6; i++) {
+ aucMACAddr[i] =
+ pcTmp ? simple_strtoul(pcTmp, &pcEnd, 16) : 0;
+ pcTmp = (*pcTmp) ? pcEnd + 1 : pcEnd;
+ }
+
+ /* configure ethernet address */
+
+ *get_eth_reg_addr(NS7520_ETH_SA1) =
+ aucMACAddr[5] << 8 | aucMACAddr[4];
+ *get_eth_reg_addr(NS7520_ETH_SA2) =
+ aucMACAddr[3] << 8 | aucMACAddr[2];
+ *get_eth_reg_addr(NS7520_ETH_SA3) =
+ aucMACAddr[1] << 8 | aucMACAddr[0];
+
+ /* enable hardware */
+
+ *get_eth_reg_addr(NS7520_ETH_MAC1) = NS7520_ETH_MAC1_RXEN;
+ *get_eth_reg_addr(NS7520_ETH_SUPP) = NS7520_ETH_SUPP_JABBER;
+ *get_eth_reg_addr(NS7520_ETH_MAC1) = NS7520_ETH_MAC1_RXEN;
+
+ /* the linux kernel may give packets < 60 bytes, for example arp */
+ *get_eth_reg_addr(NS7520_ETH_MAC2) = NS7520_ETH_MAC2_CRCEN |
+ NS7520_ETH_MAC2_PADEN | NS7520_ETH_MAC2_HUGE;
+
+ /* Broadcast/multicast allowed; if you don't set this even unicast chokes */
+ /* Based on NS7520 errata documentation */
+ *get_eth_reg_addr(NS7520_ETH_SAFR) =
+ NS7520_ETH_SAFR_BROAD | NS7520_ETH_SAFR_PRM;
+
+ /* enable receive and transmit FIFO, use 10/100 Mbps MII */
+ *get_eth_reg_addr(NS7520_ETH_EGCR) |=
+ NS7520_ETH_EGCR_ETXWM_75 |
+ NS7520_ETH_EGCR_ERX |
+ NS7520_ETH_EGCR_ERXREG |
+ NS7520_ETH_EGCR_ERXBR | NS7520_ETH_EGCR_ETX;
+
+ return 0;
+}
+
+/***********************************************************************
+ * @Function: eth_send
+ * @Return: -1 on timeout otherwise 1
+ * @Descr: sends one frame by DMA
+ ***********************************************************************/
+
+int eth_send(volatile void *pPacket, int nLen)
+{
+ int i, length32, retval = 1;
+ char *pa;
+ unsigned int *pa32, lastp = 0, rest;
+ unsigned int status;
+
+ pa = (char *) pPacket;
+ pa32 = (unsigned int *) pPacket;
+ length32 = nLen / 4;
+ rest = nLen % 4;
+
+ /* make sure there's no garbage in the last word */
+ switch (rest) {
+ case 0:
+ lastp = pa32[length32 - 1];
+ length32--;
+ break;
+ case 1:
+ lastp = pa32[length32] & 0x000000ff;
+ break;
+ case 2:
+ lastp = pa32[length32] & 0x0000ffff;
+ break;
+ case 3:
+ lastp = pa32[length32] & 0x00ffffff;
+ break;
+ }
+
+ while (((*get_eth_reg_addr(NS7520_ETH_EGSR)) &
+ NS7520_ETH_EGSR_TXREGE)
+ == 0) {
+ }
+
+ /* write to the fifo */
+ for (i = 0; i < length32; i++)
+ *get_eth_reg_addr(NS7520_ETH_FIFO) = pa32[i];
+
+ /* the last word is written to an extra register, this
+ starts the transmission */
+ *get_eth_reg_addr(NS7520_ETH_FIFOL) = lastp;
+
+ /* Wait for it to be done */
+ while ((*get_eth_reg_addr(NS7520_ETH_EGSR) & NS7520_ETH_EGSR_TXBC)
+ == 0) {
+ }
+ status = (*get_eth_reg_addr(NS7520_ETH_ETSR));
+ *get_eth_reg_addr(NS7520_ETH_EGSR) = NS7520_ETH_EGSR_TXBC; /* Clear it now */
+
+ if (status & NS7520_ETH_ETSR_TXOK) {
+ retval = 0; /* We're OK! */
+ } else if (status & NS7520_ETH_ETSR_TXDEF) {
+ printf("Deferred, we'll see.\n");
+ retval = 0;
+ } else if (status & NS7520_ETH_ETSR_TXAL) {
+ printf("Late collision error, %d collisions.\n",
+ (*get_eth_reg_addr(NS7520_ETH_ETSR)) &
+ NS7520_ETH_ETSR_TXCOLC);
+ } else if (status & NS7520_ETH_ETSR_TXAEC) {
+ printf("Excessive collisions: %d\n",
+ (*get_eth_reg_addr(NS7520_ETH_ETSR)) &
+ NS7520_ETH_ETSR_TXCOLC);
+ } else if (status & NS7520_ETH_ETSR_TXAED) {
+ printf("Excessive deferral on xmit.\n");
+ } else if (status & NS7520_ETH_ETSR_TXAUR) {
+ printf("Packet underrun.\n");
+ } else if (status & NS7520_ETH_ETSR_TXAJ) {
+ printf("Jumbo packet error.\n");
+ } else {
+ printf("Error: Should never get here.\n");
+ }
+
+ return (retval);
+}
+
+/***********************************************************************
+ * @Function: eth_rx
+ * @Return: size of last frame in bytes or 0 if no frame available
+ * @Descr: gives one frame to U-Boot which has been copied by DMA engine already
+ * to NetRxPackets[ 0 ].
+ ***********************************************************************/
+
+int eth_rx(void)
+{
+ int i;
+ unsigned short rxlen;
+ unsigned short totrxlen = 0;
+ unsigned int *addr;
+ unsigned int rxstatus, lastrxlen;
+ char *pa;
+
+ /* If RXBR is 1, data block was received */
+ while (((*get_eth_reg_addr(NS7520_ETH_EGSR)) &
+ NS7520_ETH_EGSR_RXBR) == NS7520_ETH_EGSR_RXBR) {
+
+ /* get status register and the length of received block */
+ rxstatus = *get_eth_reg_addr(NS7520_ETH_ERSR);
+ rxlen = (rxstatus & NS7520_ETH_ERSR_RXSIZE) >> 16;
+
+ /* clear RXBR to make fifo available */
+ *get_eth_reg_addr(NS7520_ETH_EGSR) = NS7520_ETH_EGSR_RXBR;
+
+ if (rxstatus & NS7520_ETH_ERSR_ROVER) {
+ printf("Receive overrun, resetting FIFO.\n");
+ *get_eth_reg_addr(NS7520_ETH_EGCR) &=
+ ~NS7520_ETH_EGCR_ERX;
+ udelay(20);
+ *get_eth_reg_addr(NS7520_ETH_EGCR) |=
+ NS7520_ETH_EGCR_ERX;
+ }
+ if (rxlen == 0) {
+ printf("Nothing.\n");
+ return 0;
+ }
+
+ addr = (unsigned int *) NetRxPackets[0];
+ pa = (char *) NetRxPackets[0];
+
+ /* read the fifo */
+ for (i = 0; i < rxlen / 4; i++) {
+ *addr = *get_eth_reg_addr(NS7520_ETH_FIFO);
+ addr++;
+ }
+
+ if ((*get_eth_reg_addr(NS7520_ETH_EGSR)) &
+ NS7520_ETH_EGSR_RXREGR) {
+ /* RXFDB indicates wether the last word is 1,2,3 or 4 bytes long */
+ lastrxlen =
+ ((*get_eth_reg_addr(NS7520_ETH_EGSR)) &
+ NS7520_ETH_EGSR_RXFDB_MA) >> 28;
+ *addr = *get_eth_reg_addr(NS7520_ETH_FIFO);
+ switch (lastrxlen) {
+ case 1:
+ *addr &= 0xff000000;
+ break;
+ case 2:
+ *addr &= 0xffff0000;
+ break;
+ case 3:
+ *addr &= 0xffffff00;
+ break;
+ }
+ }
+
+ /* Pass the packet up to the protocol layers. */
+ NetReceive(NetRxPackets[0], rxlen - 4);
+ totrxlen += rxlen - 4;
+ }
+
+ return totrxlen;
+}
+
+/***********************************************************************
+ * @Function: eth_halt
+ * @Return: n/a
+ * @Descr: stops the ethernet engine
+ ***********************************************************************/
+
+void eth_halt(void)
+{
+ DEBUG_FN(DEBUG_INIT);
+
+ *get_eth_reg_addr(NS7520_ETH_MAC1) &= ~NS7520_ETH_MAC1_RXEN;
+ *get_eth_reg_addr(NS7520_ETH_EGCR) &= ~(NS7520_ETH_EGCR_ERX |
+ NS7520_ETH_EGCR_ERXDMA |
+ NS7520_ETH_EGCR_ERXREG |
+ NS7520_ETH_EGCR_ERXBR |
+ NS7520_ETH_EGCR_ETX |
+ NS7520_ETH_EGCR_ETXDMA);
+}
+
+/***********************************************************************
+ * @Function: ns7520_eth_reset
+ * @Return: 0 on failure otherwise 1
+ * @Descr: resets the ethernet interface and the PHY,
+ * performs auto negotiation or fixed modes
+ ***********************************************************************/
+
+static int ns7520_eth_reset(void)
+{
+ DEBUG_FN(DEBUG_MINOR);
+
+ /* Reset important registers */
+ *get_eth_reg_addr(NS7520_ETH_EGCR) = 0; /* Null it out! */
+ *get_eth_reg_addr(NS7520_ETH_MAC1) &= NS7520_ETH_MAC1_SRST;
+ *get_eth_reg_addr(NS7520_ETH_MAC2) = 0;
+ /* Reset MAC */
+ *get_eth_reg_addr(NS7520_ETH_EGCR) |= NS7520_ETH_EGCR_MAC_RES;
+ udelay(5);
+ *get_eth_reg_addr(NS7520_ETH_EGCR) &= ~NS7520_ETH_EGCR_MAC_RES;
+
+ /* reset and initialize PHY */
+
+ *get_eth_reg_addr(NS7520_ETH_MAC1) &= ~NS7520_ETH_MAC1_SRST;
+
+ /* we don't support hot plugging of PHY, therefore we don't reset
+ phyDetected and nPhyMaxMdioClock here. The risk is if the setting is
+ incorrect the first open
+ may detect the PHY correctly but succeding will fail
+ For reseting the PHY and identifying we have to use the standard
+ MDIO CLOCK value 2.5 MHz only after hardware reset
+ After having identified the PHY we will do faster */
+
+ *get_eth_reg_addr(NS7520_ETH_MCFG) =
+ ns7520_mii_get_clock_divisor(nPhyMaxMdioClock);
+
+ /* reset PHY */
+ ns7520_mii_write(PHY_COMMON_CTRL, PHY_COMMON_CTRL_RESET);
+ ns7520_mii_write(PHY_COMMON_CTRL, 0);
+
+ udelay(3000); /* [2] p.70 says at least 300us reset recovery time. */
+
+ /* MII clock has been setup to default, ns7520_mii_identify_phy should
+ work for all */
+
+ if (!ns7520_mii_identify_phy()) {
+ printk(KERN_ERR NS7520_DRIVER_NAME
+ ": Unsupported PHY, aborting\n");
+ return 0;
+ }
+
+ /* now take the highest MDIO clock possible after detection */
+ *get_eth_reg_addr(NS7520_ETH_MCFG) =
+ ns7520_mii_get_clock_divisor(nPhyMaxMdioClock);
+
+ /* PHY has been detected, so there can be no abort reason and we can
+ finish initializing ethernet */
+
+ uiLastLinkStatus = 0xff; /* undefined */
+
+ ns7520_link_auto_negotiate();
+
+ if (phyDetected == PHY_LXT971A)
+ /* set LED2 to link mode */
+ ns7520_mii_write(PHY_LXT971_LED_CFG,
+ (PHY_LXT971_LED_CFG_LINK_ACT <<
+ PHY_LXT971_LED_CFG_SHIFT_LED2) |
+ (PHY_LXT971_LED_CFG_TRANSMIT <<
+ PHY_LXT971_LED_CFG_SHIFT_LED1));
+
+ return 1;
+}
+
+/***********************************************************************
+ * @Function: ns7520_link_auto_negotiate
+ * @Return: void
+ * @Descr: performs auto-negotation of link.
+ ***********************************************************************/
+
+static void ns7520_link_auto_negotiate(void)
+{
+ unsigned long ulStartJiffies;
+ unsigned short uiStatus;
+
+ DEBUG_FN(DEBUG_LINK);
+
+ /* run auto-negotation */
+ /* define what we are capable of */
+ ns7520_mii_write(PHY_COMMON_AUTO_ADV,
+ PHY_COMMON_AUTO_ADV_100BTXFD |
+ PHY_COMMON_AUTO_ADV_100BTX |
+ PHY_COMMON_AUTO_ADV_10BTFD |
+ PHY_COMMON_AUTO_ADV_10BT |
+ PHY_COMMON_AUTO_ADV_802_3);
+ /* start auto-negotiation */
+ ns7520_mii_write(PHY_COMMON_CTRL,
+ PHY_COMMON_CTRL_AUTO_NEG |
+ PHY_COMMON_CTRL_RES_AUTO);
+
+ /* wait for completion */
+
+ ulStartJiffies = get_timer(0);
+ while (get_timer(0) < ulStartJiffies + NS7520_MII_NEG_DELAY) {
+ uiStatus = ns7520_mii_read(PHY_COMMON_STAT);
+ if ((uiStatus &
+ (PHY_COMMON_STAT_AN_COMP | PHY_COMMON_STAT_LNK_STAT))
+ ==
+ (PHY_COMMON_STAT_AN_COMP | PHY_COMMON_STAT_LNK_STAT)) {
+ /* lucky we are, auto-negotiation succeeded */
+ ns7520_link_print_changed();
+ ns7520_link_update_egcr();
+ return;
+ }
+ }
+
+ DEBUG_ARGS0(DEBUG_LINK, "auto-negotiation timed out\n");
+ /* ignore invalid link settings */
+}
+
+/***********************************************************************
+ * @Function: ns7520_link_update_egcr
+ * @Return: void
+ * @Descr: updates the EGCR and MAC2 link status after mode change or
+ * auto-negotation
+ ***********************************************************************/
+
+static void ns7520_link_update_egcr(void)
+{
+ unsigned int unEGCR;
+ unsigned int unMAC2;
+ unsigned int unIPGT;
+
+ DEBUG_FN(DEBUG_LINK);
+
+ unEGCR = *get_eth_reg_addr(NS7520_ETH_EGCR);
+ unMAC2 = *get_eth_reg_addr(NS7520_ETH_MAC2);
+ unIPGT =
+ *get_eth_reg_addr(NS7520_ETH_IPGT) & ~NS7520_ETH_IPGT_IPGT;
+
+ unEGCR &= ~NS7520_ETH_EGCR_EFULLD;
+ unMAC2 &= ~NS7520_ETH_MAC2_FULLD;
+ if ((uiLastLinkStatus & PHY_LXT971_STAT2_DUPLEX_MODE)
+ == PHY_LXT971_STAT2_DUPLEX_MODE) {
+ unEGCR |= NS7520_ETH_EGCR_EFULLD;
+ unMAC2 |= NS7520_ETH_MAC2_FULLD;
+ unIPGT |= 0x15; /* see [1] p. 167 */
+ } else
+ unIPGT |= 0x12; /* see [1] p. 167 */
+
+ *get_eth_reg_addr(NS7520_ETH_MAC2) = unMAC2;
+ *get_eth_reg_addr(NS7520_ETH_EGCR) = unEGCR;
+ *get_eth_reg_addr(NS7520_ETH_IPGT) = unIPGT;
+}
+
+/***********************************************************************
+ * @Function: ns7520_link_print_changed
+ * @Return: void
+ * @Descr: checks whether the link status has changed and if so prints
+ * the new mode
+ ***********************************************************************/
+
+static void ns7520_link_print_changed(void)
+{
+ unsigned short uiStatus;
+ unsigned short uiControl;
+
+ DEBUG_FN(DEBUG_LINK);
+
+ uiControl = ns7520_mii_read(PHY_COMMON_CTRL);
+
+ if ((uiControl & PHY_COMMON_CTRL_AUTO_NEG) ==
+ PHY_COMMON_CTRL_AUTO_NEG) {
+ /* PHY_COMMON_STAT_LNK_STAT is only set on autonegotiation */
+ uiStatus = ns7520_mii_read(PHY_COMMON_STAT);
+
+ if (!(uiStatus & PHY_COMMON_STAT_LNK_STAT)) {
+ printk(KERN_WARNING NS7520_DRIVER_NAME
+ ": link down\n");
+ /* @TODO Linux: carrier_off */
+ } else {
+ /* @TODO Linux: carrier_on */
+ if (phyDetected == PHY_LXT971A) {
+ uiStatus =
+ ns7520_mii_read(PHY_LXT971_STAT2);
+ uiStatus &=
+ (PHY_LXT971_STAT2_100BTX |
+ PHY_LXT971_STAT2_DUPLEX_MODE |
+ PHY_LXT971_STAT2_AUTO_NEG);
+
+ /* mask out all uninteresting parts */
+ }
+ /* other PHYs must store there link information in
+ uiStatus as PHY_LXT971 */
+ }
+ } else {
+ /* mode has been forced, so uiStatus should be the same as the
+ last link status, enforce printing */
+ uiStatus = uiLastLinkStatus;
+ uiLastLinkStatus = 0xff;
+ }
+
+ if (uiStatus != uiLastLinkStatus) {
+ /* save current link status */
+ uiLastLinkStatus = uiStatus;
+
+ /* print new link status */
+
+ printk(KERN_INFO NS7520_DRIVER_NAME
+ ": link mode %i Mbps %s duplex %s\n",
+ (uiStatus & PHY_LXT971_STAT2_100BTX) ? 100 : 10,
+ (uiStatus & PHY_LXT971_STAT2_DUPLEX_MODE) ? "full" :
+ "half",
+ (uiStatus & PHY_LXT971_STAT2_AUTO_NEG) ? "(auto)" :
+ "");
+ }
+}
+
+/***********************************************************************
+ * the MII low level stuff
+ ***********************************************************************/
+
+/***********************************************************************
+ * @Function: ns7520_mii_identify_phy
+ * @Return: 1 if supported PHY has been detected otherwise 0
+ * @Descr: checks for supported PHY and prints the IDs.
+ ***********************************************************************/
+
+static char ns7520_mii_identify_phy(void)
+{
+ unsigned short uiID1;
+ unsigned short uiID2;
+ unsigned char *szName;
+ char cRes = 0;
+
+ DEBUG_FN(DEBUG_MII);
+
+ phyDetected = (PhyType) uiID1 = ns7520_mii_read(PHY_COMMON_ID1);
+
+ switch (phyDetected) {
+ case PHY_LXT971A:
+ szName = "LXT971A";
+ uiID2 = ns7520_mii_read(PHY_COMMON_ID2);
+ nPhyMaxMdioClock = PHY_LXT971_MDIO_MAX_CLK;
+ cRes = 1;
+ break;
+ case PHY_NONE:
+ default:
+ /* in case uiID1 == 0 && uiID2 == 0 we may have the wrong
+ address or reset sets the wrong NS7520_ETH_MCFG_CLKS */
+
+ uiID2 = 0;
+ szName = "unknown";
+ nPhyMaxMdioClock = PHY_MDIO_MAX_CLK;
+ phyDetected = PHY_NONE;
+ }
+
+ printk(KERN_INFO NS7520_DRIVER_NAME
+ ": PHY (0x%x, 0x%x) = %s detected\n", uiID1, uiID2, szName);
+
+ return cRes;
+}
+
+/***********************************************************************
+ * @Function: ns7520_mii_read
+ * @Return: the data read from PHY register uiRegister
+ * @Descr: the data read may be invalid if timed out. If so, a message
+ * is printed but the invalid data is returned.
+ * The fixed device address is being used.
+ ***********************************************************************/
+
+static unsigned short ns7520_mii_read(unsigned short uiRegister)
+{
+ DEBUG_FN(DEBUG_MII_LOW);
+
+ /* write MII register to be read */
+ *get_eth_reg_addr(NS7520_ETH_MADR) =
+ CONFIG_PHY_ADDR << 8 | uiRegister;
+
+ *get_eth_reg_addr(NS7520_ETH_MCMD) = NS7520_ETH_MCMD_READ;
+
+ if (!ns7520_mii_poll_busy())
+ printk(KERN_WARNING NS7520_DRIVER_NAME
+ ": MII still busy in read\n");
+ /* continue to read */
+
+ *get_eth_reg_addr(NS7520_ETH_MCMD) = 0;
+
+ return (unsigned short) (*get_eth_reg_addr(NS7520_ETH_MRDD));
+}
+
+/***********************************************************************
+ * @Function: ns7520_mii_write
+ * @Return: nothing
+ * @Descr: writes the data to the PHY register. In case of a timeout,
+ * no special handling is performed but a message printed
+ * The fixed device address is being used.
+ ***********************************************************************/
+
+static void ns7520_mii_write(unsigned short uiRegister,
+ unsigned short uiData)
+{
+ DEBUG_FN(DEBUG_MII_LOW);
+
+ /* write MII register to be written */
+ *get_eth_reg_addr(NS7520_ETH_MADR) =
+ CONFIG_PHY_ADDR << 8 | uiRegister;
+
+ *get_eth_reg_addr(NS7520_ETH_MWTD) = uiData;
+
+ if (!ns7520_mii_poll_busy()) {
+ printf(KERN_WARNING NS7520_DRIVER_NAME
+ ": MII still busy in write\n");
+ }
+}
+
+/***********************************************************************
+ * @Function: ns7520_mii_get_clock_divisor
+ * @Return: the clock divisor that should be used in NS7520_ETH_MCFG_CLKS
+ * @Descr: if no clock divisor can be calculated for the
+ * current SYSCLK and the maximum MDIO Clock, a warning is printed
+ * and the greatest divisor is taken
+ ***********************************************************************/
+
+static unsigned int ns7520_mii_get_clock_divisor(unsigned int unMaxMDIOClk)
+{
+ struct {
+ unsigned int unSysClkDivisor;
+ unsigned int unClks; /* field for NS7520_ETH_MCFG_CLKS */
+ } PHYClockDivisors[] = {
+ {
+ 4, NS7520_ETH_MCFG_CLKS_4}, {
+ 6, NS7520_ETH_MCFG_CLKS_6}, {
+ 8, NS7520_ETH_MCFG_CLKS_8}, {
+ 10, NS7520_ETH_MCFG_CLKS_10}, {
+ 14, NS7520_ETH_MCFG_CLKS_14}, {
+ 20, NS7520_ETH_MCFG_CLKS_20}, {
+ 28, NS7520_ETH_MCFG_CLKS_28}
+ };
+
+ int nIndexSysClkDiv;
+ int nArraySize =
+ sizeof(PHYClockDivisors) / sizeof(PHYClockDivisors[0]);
+ unsigned int unClks = NS7520_ETH_MCFG_CLKS_28; /* defaults to
+ greatest div */
+
+ DEBUG_FN(DEBUG_INIT);
+
+ for (nIndexSysClkDiv = 0; nIndexSysClkDiv < nArraySize;
+ nIndexSysClkDiv++) {
+ /* find first sysclock divisor that isn't higher than 2.5 MHz
+ clock */
+ if (NETARM_XTAL_FREQ /
+ PHYClockDivisors[nIndexSysClkDiv].unSysClkDivisor <=
+ unMaxMDIOClk) {
+ unClks = PHYClockDivisors[nIndexSysClkDiv].unClks;
+ break;
+ }
+ }
+
+ DEBUG_ARGS2(DEBUG_INIT,
+ "Taking MDIO Clock bit mask 0x%0x for max clock %i\n",
+ unClks, unMaxMDIOClk);
+
+ /* return greatest divisor */
+ return unClks;
+}
+
+/***********************************************************************
+ * @Function: ns7520_mii_poll_busy
+ * @Return: 0 if timed out otherwise the remaing timeout
+ * @Descr: waits until the MII has completed a command or it times out
+ * code may be interrupted by hard interrupts.
+ * It is not checked what happens on multiple actions when
+ * the first is still being busy and we timeout.
+ ***********************************************************************/
+
+static unsigned int ns7520_mii_poll_busy(void)
+{
+ unsigned int unTimeout = 1000;
+
+ DEBUG_FN(DEBUG_MII_LOW);
+
+ while (((*get_eth_reg_addr(NS7520_ETH_MIND) & NS7520_ETH_MIND_BUSY)
+ == NS7520_ETH_MIND_BUSY) && unTimeout)
+ unTimeout--;
+
+ return unTimeout;
+}
+
+/* ----------------------------------------------------------------------------
+ * Net+ARM ethernet MII functionality.
+ */
+#if defined(CONFIG_MII)
+
+/**
+ * Maximum MII address we support
+ */
+#define MII_ADDRESS_MAX (31)
+
+/**
+ * Maximum MII register address we support
+ */
+#define MII_REGISTER_MAX (31)
+
+/**
+ * Ethernet MII interface return values for public functions.
+ */
+enum mii_status {
+ MII_STATUS_SUCCESS = 0,
+ MII_STATUS_FAILURE = 1,
+};
+
+/**
+ * Read a 16-bit value from an MII register.
+ */
+extern int miiphy_read(unsigned char const addr, unsigned char const reg,
+ unsigned short *const value)
+{
+ int ret = MII_STATUS_FAILURE;
+
+ /* Parameter checks */
+ if (addr > MII_ADDRESS_MAX) {
+ ERROR(("invalid addr, 0x%02X", addr));
+ goto miiphy_read_failed_0;
+ }
+
+ if (reg > MII_REGISTER_MAX) {
+ ERROR(("invalid reg, 0x%02X", reg));
+ goto miiphy_read_failed_0;
+ }
+
+ if (value == NULL) {
+ ERROR(("NULL value"));
+ goto miiphy_read_failed_0;
+ }
+
+ DEBUG_FN(DEBUG_MII_LOW);
+
+ /* write MII register to be read */
+ *get_eth_reg_addr(NS7520_ETH_MADR) = (addr << 8) | reg;
+
+ *get_eth_reg_addr(NS7520_ETH_MCMD) = NS7520_ETH_MCMD_READ;
+
+ if (!ns7520_mii_poll_busy())
+ printk(KERN_WARNING NS7520_DRIVER_NAME
+ ": MII still busy in read\n");
+ /* continue to read */
+
+ *get_eth_reg_addr(NS7520_ETH_MCMD) = 0;
+
+ *value = (*get_eth_reg_addr(NS7520_ETH_MRDD));
+ ret = MII_STATUS_SUCCESS;
+ /* Fall through */
+
+ miiphy_read_failed_0:
+ return (ret);
+}
+
+/**
+ * Write a 16-bit value to an MII register.
+ */
+extern int miiphy_write(unsigned char const addr, unsigned char const reg,
+ unsigned short const value)
+{
+ int ret = MII_STATUS_FAILURE;
+
+ /* Parameter checks */
+ if (addr > MII_ADDRESS_MAX) {
+ ERROR(("invalid addr, 0x%02X", addr));
+ goto miiphy_write_failed_0;
+ }
+
+ if (reg > MII_REGISTER_MAX) {
+ ERROR(("invalid reg, 0x%02X", reg));
+ goto miiphy_write_failed_0;
+ }
+
+ /* write MII register to be written */
+ *get_eth_reg_addr(NS7520_ETH_MADR) = (addr << 8) | reg;
+
+ *get_eth_reg_addr(NS7520_ETH_MWTD) = value;
+
+ if (!ns7520_mii_poll_busy()) {
+ printf(KERN_WARNING NS7520_DRIVER_NAME
+ ": MII still busy in write\n");
+ }
+
+ ret = MII_STATUS_SUCCESS;
+ /* Fall through */
+
+ miiphy_write_failed_0:
+ return (ret);
+}
+#endif /* defined(CONFIG_MII) */
+#endif /* CONFIG_DRIVER_NS7520_ETHERNET */
/*
* include/asm-armnommu/arch-netarm/netarm_gen_module.h
*
+ * Copyright (C) 2005
+ * Art Shipkowski, Videon Central, Inc., <art@videon-central.com>
+ *
* Copyright (C) 2000, 2001 NETsilicon, Inc.
* Copyright (C) 2000, 2001 Red Hat, Inc.
*
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* author(s) : Joe deBlaquiere
+ *
+ * Modified to support NS7520 by Art Shipkowski.
*/
#ifndef __NETARM_GEN_MODULE_REGISTERS_H
#define NETARM_GEN_TIMER2_STATUS (0x1c)
#define NETARM_GEN_PORTA (0x20)
+#ifndef CONFIG_NETARM_NS7520
#define NETARM_GEN_PORTB (0x24)
+#endif
#define NETARM_GEN_PORTC (0x28)
#define NETARM_GEN_INTR_ENABLE (0x30)
/* PORT C Register ( 0xFFB0_0028 ) */
+#ifndef CONFIG_NETARM_NS7520
#define NETARM_GEN_PORT_MODE(x) (((x)<<24) + (0xFF00))
#define NETARM_GEN_PORT_DIR(x) (((x)<<16) + (0xFF00))
+#else
+#define NETARM_GEN_PORT_MODE(x) ((x)<<24)
+#define NETARM_GEN_PORT_DIR(x) ((x)<<16)
+#define NETARM_GEN_PORT_CSF(x) ((x)<<8)
+#endif
/* Timer Registers ( 0xFFB0_0010 0xFFB0_0018 ) */
#define NETARM_GEN_TCTL_INIT_COUNT(x) ((x) & 0x1FF)
#define NETARM_GEN_TSTAT_INTPEN (0x40000000)
+#if ~defined(CONFIG_NETARM_NS7520)
#define NETARM_GEN_TSTAT_CTC_MASK (0x000001FF)
+#else
+#define NETARM_GEN_TSTAT_CTC_MASK (0x0FFFFFFF)
+#endif
/* prescale to msecs conversion */
+#if !defined(CONFIG_NETARM_PLL_BYPASS)
#define NETARM_GEN_TIMER_MSEC_P(x) ( ( ( 20480 ) * ( 0x1FF - ( (x) & \
NETARM_GEN_TSTAT_CTC_MASK ) + \
1 ) ) / (NETARM_XTAL_FREQ/1000) )
NETARM_GEN_TSTAT_CTC_MASK ) | \
NETARM_GEN_TCTL_USE_PRESCALE )
-#if 0
-/* ifdef CONFIG_NETARM_PLL_BYPASS else */
-#error test
+#else
#define NETARM_GEN_TIMER_MSEC_P(x) ( ( ( 4096 ) * ( 0x1FF - ( (x) & \
NETARM_GEN_TSTAT_CTC_MASK ) + \
1 ) ) / (NETARM_XTAL_FREQ/1000) )
/*
* include/asm-armnommu/arch-netarm/netarm_mem_module.h
*
+ * Copyright (C) 2005
+ * Art Shipkowski, Videon Central, Inc., <art@videon-central.com>
+ *
* Copyright (C) 2000, 2001 NETsilicon, Inc.
* Copyright (C) 2000, 2001 Red Hat, Inc.
*
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* author(s) : Joe deBlaquiere
+ *
+ * Modified to support NS7520 by Art Shipkowski.
*/
#ifndef __NETARM_MEM_MODULE_REGISTERS_H
#define NETARM_MEM_OPT_WRITE_ASYNC (0x00000000)
#define NETARM_MEM_OPT_WRITE_SYNC (0x00000001)
+#ifdef CONFIG_NETARM_NS7520
+/* The NS7520 has a second options register for each chip select */
+#define NETARM_MEM_CS0_OPTIONS_B (0x18)
+#define NETARM_MEM_CS1_OPTIONS_B (0x28)
+#define NETARM_MEM_CS2_OPTIONS_B (0x38)
+#define NETARM_MEM_CS3_OPTIONS_B (0x48)
+#define NETARM_MEM_CS4_OPTIONS_B (0x58)
+
+/* Option B Registers (0xFFC0_00x8) */
+#define NETARM_MEM_OPTB_SYNC_1_STAGE (0x00000001)
+#define NETARM_MEM_OPTB_SYNC_2_STAGE (0x00000002)
+#define NETARM_MEM_OPTB_BCYC_PLUS0 (0x00000000)
+#define NETARM_MEM_OPTB_BCYC_PLUS4 (0x00000004)
+#define NETARM_MEM_OPTB_BCYC_PLUS8 (0x00000008)
+#define NETARM_MEM_OPTB_BCYC_PLUS12 (0x0000000C)
+
+#define NETARM_MEM_OPTB_WAIT_PLUS0 (0x00000000)
+#define NETARM_MEM_OPTB_WAIT_PLUS16 (0x00000010)
+#define NETARM_MEM_OPTB_WAIT_PLUS32 (0x00000020)
+#define NETARM_MEM_OPTB_WAIT_PLUS48 (0x00000030)
+#endif
+
#endif
/*
* linux/include/asm-arm/arch-netarm/netarm_registers.h
*
+ * Copyright (C) 2005
+ * Art Shipkowski, Videon Central, Inc., <art@videon-central.com>
+ *
* Copyright (C) 2000, 2001 NETsilicon, Inc.
* Copyright (C) 2000, 2001 WireSpeed Communications Corporation
*
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* author(s) : Joe deBlaquiere
+ *
+ * Modified to support NS7520 by Art Shipkowski.
*/
#ifndef __NET_ARM_REGISTERS_H
/* the input crystal/clock frequency ( in Hz ) */
#define NETARM_XTAL_FREQ_25MHz (18432000)
#define NETARM_XTAL_FREQ_33MHz (23698000)
+#define NETARM_XTAL_FREQ_48MHz (48000000)
+#define NETARM_XTAL_FREQ_55MHz (55000000)
#define NETARM_XTAL_FREQ_EMLIN1 (20000000)
/* the frequency of SYS_CLK */
#define NETARM_PLL_COUNT_VAL 4
#define NETARM_XTAL_FREQ NETARM_XTAL_FREQ_25MHz
-#else /* CONFIG_NETARM_NET50 */
+#elif defined(CONFIG_NETARM_NET50)
/* NET+50 boards: 40 MHz (with NETARM_XTAL_FREQ_25MHz) */
#define NETARM_PLL_COUNT_VAL 8
#define NETARM_XTAL_FREQ NETARM_XTAL_FREQ_25MHz
+#else /* CONFIG_NETARM_NS7520 */
+
+#define NETARM_PLL_COUNT_VAL 0
+
+#if defined(CONFIG_BOARD_UNC20)
+#define NETARM_XTAL_FREQ NETARM_XTAL_FREQ_48MHz
+#else
+#define NETARM_XTAL_FREQ NETARM_XTAL_FREQ_55MHz
+#endif
+
#endif
/* #include "arm_registers.h" */
#undef DEBUG
-#define CONFIG_405 1 /* This is a PPC405 CPU */
-#define CONFIG_4xx 1 /* ...member of PPC4xx family */
+#define CONFIG_405 1 /* This is a PPC405 CPU */
+#define CONFIG_4xx 1 /* ...member of PPC4xx family */
#define CONFIG_AP1000 1 /* ...on an AP1000 board */
#define CONFIG_PCI 1
-#define CFG_HUSH_PARSER 1 /* use "hush" command parser */
+#define CFG_HUSH_PARSER 1 /* use "hush" command parser */
#define CFG_PROMPT "0> "
#define CFG_PROMPT_HUSH_PS2 "> "
#define CONFIG_COMMAND_HISTORY 1
#define CONFIG_COMPLETE_ADDRESSES 1
-#define CFG_ENV_IS_IN_FLASH 1
+#define CFG_ENV_IS_IN_FLASH 1
#define CFG_FLASH_USE_BUFFER_WRITE
#ifdef CFG_ENV_IS_IN_NVRAM
#endif
#endif
-#define CONFIG_BAUDRATE 57600
+#define CONFIG_BAUDRATE 57600
#define CONFIG_BOOTDELAY 3 /* autoboot after 3 seconds */
-#define CONFIG_BOOTCOMMAND "" /* autoboot command */
+#define CONFIG_BOOTCOMMAND "" /* autoboot command */
/* Size (bytes) of interrupt driven serial port buffer.
* Set to 0 to use polling instead of interrupts.
* Setting to 0 will also disable RTS/CTS handshaking.
*/
-#undef CONFIG_SERIAL_SOFTWARE_FIFO
+#undef CONFIG_SERIAL_SOFTWARE_FIFO
-#define CONFIG_BOOTARGS "console=ttyS0,57600"
+#define CONFIG_BOOTARGS "console=ttyS0,57600"
-#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
-#define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */
+#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
+#define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */
-
-
-#define CONFIG_COMMANDS ( (CONFIG_CMD_DFL & \
- (~CFG_CMD_RTC) & ~(CFG_CMD_I2C)) | \
- CFG_CMD_IRQ | \
- CFG_CMD_PCI | \
- CFG_CMD_DHCP | \
- CFG_CMD_ASKENV | \
- CFG_CMD_ELF | \
- CFG_CMD_PING | \
- CFG_CMD_MVENV \
- )
+#define CONFIG_COMMANDS ( (CONFIG_CMD_DFL & \
+ (~CFG_CMD_RTC) & ~(CFG_CMD_I2C)) | \
+ CFG_CMD_IRQ | \
+ CFG_CMD_PCI | \
+ CFG_CMD_DHCP | \
+ CFG_CMD_ASKENV | \
+ CFG_CMD_ELF | \
+ CFG_CMD_PING | \
+ CFG_CMD_MVENV \
+ )
/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
#include <cmd_confdefs.h>
-#undef CONFIG_WATCHDOG /* watchdog disabled */
+#undef CONFIG_WATCHDOG /* watchdog disabled */
#define CONFIG_SYS_CLK_FREQ 30000000
/*
* Miscellaneous configurable options
*/
-#define CFG_LONGHELP /* undef to save memory */
+#define CFG_LONGHELP /* undef to save memory */
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
-#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
+#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
#else
-#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
+#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
#endif
/* usually: (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) */
#define CFG_PBSIZE (CFG_CBSIZE+4+16) /* Print Buffer Size */
-#define CFG_MAXARGS 16 /* max number of command args */
-#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
+#define CFG_MAXARGS 16 /* max number of command args */
+#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
-#define CFG_ALT_MEMTEST 1
-#define CFG_MEMTEST_START 0x00400000 /* memtest works on */
-#define CFG_MEMTEST_END 0x01000000 /* 4 ... 16 MB in DRAM */
+#define CFG_ALT_MEMTEST 1
+#define CFG_MEMTEST_START 0x00400000 /* memtest works on */
+#define CFG_MEMTEST_END 0x01000000 /* 4 ... 16 MB in DRAM */
/*
* If CFG_EXT_SERIAL_CLOCK, then the UART divisor is 1.
* If CFG_405_UART_ERRATA_59 and 200MHz CPU clock,
* set Linux BASE_BAUD to 403200.
*/
-#undef CFG_EXT_SERIAL_CLOCK /* external serial clock */
-#undef CFG_405_UART_ERRATA_59 /* 405GP/CR Rev. D silicon */
+#undef CFG_EXT_SERIAL_CLOCK /* external serial clock */
+#undef CFG_405_UART_ERRATA_59 /* 405GP/CR Rev. D silicon */
-#define CFG_NS16550_CLK 40000000
-#define CFG_DUART_CHAN 0
+#define CFG_NS16550_CLK 40000000
+#define CFG_DUART_CHAN 0
#define CFG_NS16550_COM1 (0x4C000000 + 0x1000)
#define CFG_NS16550_COM2 (0x4C800000 + 0x1000)
#define CFG_NS16550_REG_SIZE 4
#define CFG_NS16550 1
-#define CFG_INIT_CHAN1 1
-#define CFG_INIT_CHAN2 0
+#define CFG_INIT_CHAN1 1
+#define CFG_INIT_CHAN2 0
/* The following table includes the supported baudrates */
#define CFG_BAUDRATE_TABLE \
{300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400}
-#define CFG_LOAD_ADDR 0x00100000 /* default load address */
-#define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */
-
-#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
-
+#define CFG_LOAD_ADDR 0x00100000 /* default load address */
+#define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */
+#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
/*-----------------------------------------------------------------------
* Start addresses for the final memory configuration
* (Set up by the startup code)
* Please note that CFG_SDRAM_BASE _must_ start at 0
*/
-#define CFG_SDRAM_BASE 0x00000000
-#define CFG_FLASH_BASE 0x20000000
+#define CFG_SDRAM_BASE 0x00000000
+#define CFG_FLASH_BASE 0x20000000
#define CFG_MONITOR_BASE TEXT_BASE
-#define CFG_MONITOR_LEN (192 * 1024) /* Reserve 196 kB for Monitor */
-#define CFG_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc() */
+#define CFG_MONITOR_LEN (192 * 1024) /* Reserve 196 kB for Monitor */
+#define CFG_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc() */
/*
* For booting Linux, the board info and command line data
* have to be in the first 8 MB of memory, since this is
* the maximum mapped by the Linux kernel during initialization.
*/
-#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
+#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
/*-----------------------------------------------------------------------
* FLASH organization
*/
-#define CFG_FLASH_CFI 1
+#define CFG_FLASH_CFI 1
#define CFG_PROGFLASH_BASE CFG_FLASH_BASE
#define CFG_CONFFLASH_BASE 0x24000000
-#define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */
-#define CFG_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
+#define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */
+#define CFG_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
-#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
-#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
+#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
+#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
-#define CFG_FLASH_PROTECTION 1 /* use hardware protection */
+#define CFG_FLASH_PROTECTION 1 /* use hardware protection */
/* BEG ENVIRONNEMENT FLASH */
#ifdef CFG_ENV_IS_IN_FLASH
-#define CFG_ENV_OFFSET 0x00040000 /* Offset of Environment Sector */
-#define CFG_ENV_SIZE 0x1000 /* Total Size of Environment Sector */
+#define CFG_ENV_OFFSET 0x00040000 /* Offset of Environment Sector */
+#define CFG_ENV_SIZE 0x1000 /* Total Size of Environment Sector */
#define CFG_ENV_SECT_SIZE 0x20000 /* see README - env sector total size */
#endif
/* END ENVIRONNEMENT FLASH */
/*-----------------------------------------------------------------------
* NVRAM organization
*/
-#define CFG_NVRAM_BASE_ADDR 0xf0000000 /* NVRAM base address */
-#define CFG_NVRAM_SIZE 0x1ff8 /* NVRAM size */
+#define CFG_NVRAM_BASE_ADDR 0xf0000000 /* NVRAM base address */
+#define CFG_NVRAM_SIZE 0x1ff8 /* NVRAM size */
#ifdef CFG_ENV_IS_IN_NVRAM
-#define CFG_ENV_SIZE 0x1000 /* Size of Environment vars */
-#define CFG_ENV_ADDR \
- (CFG_NVRAM_BASE_ADDR+CFG_NVRAM_SIZE-CFG_ENV_SIZE) /* Env */
+#define CFG_ENV_SIZE 0x1000 /* Size of Environment vars */
+#define CFG_ENV_ADDR \
+ (CFG_NVRAM_BASE_ADDR+CFG_NVRAM_SIZE-CFG_ENV_SIZE) /* Env */
#endif
/*-----------------------------------------------------------------------
* Cache Configuration
*/
-#define CFG_DCACHE_SIZE 16384
+#define CFG_DCACHE_SIZE 16384
#define CFG_CACHELINE_SIZE 32
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
-#define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
+#define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
#endif
/*
* BR0/1 and OR0/1 (FLASH)
*/
-#define FLASH_BASE0_PRELIM CFG_FLASH_BASE /* FLASH bank #0 */
-#define FLASH_BASE1_PRELIM 0 /* FLASH bank #1 */
-
+#define FLASH_BASE0_PRELIM CFG_FLASH_BASE /* FLASH bank #0 */
+#define FLASH_BASE1_PRELIM 0 /* FLASH bank #1 */
/* Configuration Port location */
#define CONFIG_PORT_ADDR 0xF0000500
* Definitions for initial stack pointer and data area (in DPRAM)
*/
-#define CFG_INIT_RAM_ADDR 0x400000 /* inside of SDRAM */
-#define CFG_INIT_RAM_END 0x2000 /* End of used area in RAM */
+#define CFG_INIT_RAM_ADDR 0x400000 /* inside of SDRAM */
+#define CFG_INIT_RAM_END 0x2000 /* End of used area in RAM */
#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
-#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
+#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
/*-----------------------------------------------------------------------
* Definitions for Serial Presence Detect EEPROM address
* (to get SDRAM settings)
*/
-#define SPD_EEPROM_ADDRESS 0x50
+#define SPD_EEPROM_ADDRESS 0x50
/*
* Internal Definitions
*
* Boot Flags
*/
-#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
-#define BOOTFLAG_WARM 0x02 /* Software reboot */
+#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
+#define BOOTFLAG_WARM 0x02 /* Software reboot */
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
-#define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */
-#define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */
+#define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */
+#define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */
#endif
/* JFFS2 stuff */
#define CONFIG_NET_MULTI
#define CONFIG_E1000
-#define CFG_ETH_DEV_FN 0x0800
-#define CFG_ETH_IOBASE 0x31000000
-#define CFG_ETH_MEMBASE 0x32000000
+#define CFG_ETH_DEV_FN 0x0800
+#define CFG_ETH_IOBASE 0x31000000
+#define CFG_ETH_MEMBASE 0x32000000
-#endif /* __CONFIG_H */
+#endif /* __CONFIG_H */
--- /dev/null
+/***********************************************************************
+ *
+ * Copyright 2003 by FS Forth-Systeme GmbH.
+ * All rights reserved.
+ *
+ * $Id$
+ * @Author: Markus Pietrek
+ * @Descr: Defines the NS7520 ethernet registers.
+ * Stick with the old ETH prefix names instead going to the
+ * new EFE names in the manual.
+ * NS7520_ETH_* refer to NS7520 Hardware
+ * Reference/January 2003 [1]
+ * PHY_LXT971_* refer to Intel LXT971 Datasheet
+ * #249414 Rev. 02 [2]
+ * Partly derived from netarm_eth_module.h
+ *
+ * Modified by Arthur Shipkowski <art@videon-central.com> from the
+ * Linux version to be properly formatted for U-Boot (i.e. no C++ comments)
+ *
+ ***********************************************************************/
+
+#ifndef FS_NS7520_ETH_H
+#define FS_NS7520_ETH_H
+
+#ifdef CONFIG_DRIVER_NS7520_ETHERNET
+
+#include "lxt971a.h"
+
+/* The port addresses */
+
+#define NS7520_ETH_MODULE_BASE (0xFF800000)
+
+#define get_eth_reg_addr(c) \
+ ((volatile unsigned int*) ( NS7520_ETH_MODULE_BASE+(unsigned int) (c)))
+#define NS7520_ETH_EGCR (0x0000) /* Ethernet Gen Control */
+#define NS7520_ETH_EGSR (0x0004) /* Ethernet Gen Status */
+#define NS7520_ETH_FIFO (0x0008) /* FIFO Data */
+#define NS7520_ETH_FIFOL (0x000C) /* FIFO Data Last */
+#define NS7520_ETH_ETSR (0x0010) /* Ethernet Transmit Status */
+#define NS7520_ETH_ERSR (0x0014) /* Ethernet Receive Status */
+#define NS7520_ETH_MAC1 (0x0400) /* MAC Config 1 */
+#define NS7520_ETH_MAC2 (0x0404) /* MAC Config 2 */
+#define NS7520_ETH_IPGT (0x0408) /* Back2Back InterPacket Gap */
+#define NS7520_ETH_IPGR (0x040C) /* non back2back InterPacket Gap */
+#define NS7520_ETH_CLRT (0x0410) /* Collision Window/Retry */
+#define NS7520_ETH_MAXF (0x0414) /* Maximum Frame Register */
+#define NS7520_ETH_SUPP (0x0418) /* PHY Support */
+#define NS7520_ETH_TEST (0x041C) /* Test Register */
+#define NS7520_ETH_MCFG (0x0420) /* MII Management Configuration */
+#define NS7520_ETH_MCMD (0x0424) /* MII Management Command */
+#define NS7520_ETH_MADR (0x0428) /* MII Management Address */
+#define NS7520_ETH_MWTD (0x042C) /* MII Management Write Data */
+#define NS7520_ETH_MRDD (0x0430) /* MII Management Read Data */
+#define NS7520_ETH_MIND (0x0434) /* MII Management Indicators */
+#define NS7520_ETH_SMII (0x0438) /* SMII Status Register */
+#define NS7520_ETH_SA1 (0x0440) /* Station Address 1 */
+#define NS7520_ETH_SA2 (0x0444) /* Station Address 2 */
+#define NS7520_ETH_SA3 (0x0448) /* Station Address 3 */
+#define NS7520_ETH_SAFR (0x05C0) /* Station Address Filter */
+#define NS7520_ETH_HT1 (0x05D0) /* Hash Table 1 */
+#define NS7520_ETH_HT2 (0x05D4) /* Hash Table 2 */
+#define NS7520_ETH_HT3 (0x05D8) /* Hash Table 3 */
+#define NS7520_ETH_HT4 (0x05DC) /* Hash Table 4 */
+
+/* EGCR Ethernet General Control Register Bit Fields*/
+
+#define NS7520_ETH_EGCR_ERX (0x80000000) /* Enable Receive FIFO */
+#define NS7520_ETH_EGCR_ERXDMA (0x40000000) /* Enable Receive DMA */
+#define NS7520_ETH_EGCR_ERXLNG (0x20000000) /* Accept Long packets */
+#define NS7520_ETH_EGCR_ERXSHT (0x10000000) /* Accept Short packets */
+#define NS7520_ETH_EGCR_ERXREG (0x08000000) /* Enable Receive Data Interrupt */
+#define NS7520_ETH_EGCR_ERFIFOH (0x04000000) /* Enable Receive Half-Full Int */
+#define NS7520_ETH_EGCR_ERXBR (0x02000000) /* Enable Receive buffer ready */
+#define NS7520_ETH_EGCR_ERXBAD (0x01000000) /* Accept bad receive packets */
+#define NS7520_ETH_EGCR_ETX (0x00800000) /* Enable Transmit FIFO */
+#define NS7520_ETH_EGCR_ETXDMA (0x00400000) /* Enable Transmit DMA */
+#define NS7520_ETH_EGCR_ETXWM_R (0x00300000) /* Enable Transmit FIFO mark Reserv */
+#define NS7520_ETH_EGCR_ETXWM_75 (0x00200000) /* Enable Transmit FIFO mark 75% */
+#define NS7520_ETH_EGCR_ETXWM_50 (0x00100000) /* Enable Transmit FIFO mark 50% */
+#define NS7520_ETH_EGCR_ETXWM_25 (0x00000000) /* Enable Transmit FIFO mark 25% */
+#define NS7520_ETH_EGCR_ETXREG (0x00080000) /* Enable Transmit Data Read Int */
+#define NS7520_ETH_EGCR_ETFIFOH (0x00040000) /* Enable Transmit Fifo Half Int */
+#define NS7520_ETH_EGCR_ETXBC (0x00020000) /* Enable Transmit Buffer Compl Int */
+#define NS7520_ETH_EGCR_EFULLD (0x00010000) /* Enable Full Duplex Operation */
+#define NS7520_ETH_EGCR_MODE_MA (0x0000C000) /* Mask */
+#define NS7520_ETH_EGCR_MODE_SEE (0x0000C000) /* 10 Mbps SEEQ ENDEC PHY */
+#define NS7520_ETH_EGCR_MODE_LEV (0x00008000) /* 10 Mbps Level1 ENDEC PHY */
+#define NS7520_ETH_EGCR_RES1 (0x00002000) /* Reserved */
+#define NS7520_ETH_EGCR_RXCINV (0x00001000) /* Invert the receive clock input */
+#define NS7520_ETH_EGCR_TXCINV (0x00000800) /* Invert the transmit clock input */
+#define NS7520_ETH_EGCR_PNA (0x00000400) /* pSOS pNA buffer */
+#define NS7520_ETH_EGCR_MAC_RES (0x00000200) /* MAC Software reset */
+#define NS7520_ETH_EGCR_ITXA (0x00000100) /* Insert Transmit Source Address */
+#define NS7520_ETH_EGCR_ENDEC_MA (0x000000FC) /* ENDEC media control bits */
+#define NS7520_ETH_EGCR_EXINT_MA (0x00000003) /* Mask */
+#define NS7520_ETH_EGCR_EXINT_RE (0x00000003) /* Reserved */
+#define NS7520_ETH_EGCR_EXINT_TP (0x00000002) /* TP-PMD Mode */
+#define NS7520_ETH_EGCR_EXINT_10 (0x00000001) /* 10-MBit Mode */
+#define NS7520_ETH_EGCR_EXINT_NO (0x00000000) /* MII normal operation */
+
+/* EGSR Ethernet General Status Register Bit Fields*/
+
+#define NS7520_ETH_EGSR_RES1 (0xC0000000) /* Reserved */
+#define NS7520_ETH_EGSR_RXFDB_MA (0x30000000) /* Receive FIFO mask */
+#define NS7520_ETH_EGSR_RXFDB_3 (0x30000000) /* Receive FIFO 3 bytes available */
+#define NS7520_ETH_EGSR_RXFDB_2 (0x20000000) /* Receive FIFO 2 bytes available */
+#define NS7520_ETH_EGCR_RXFDB_1 (0x10000000) /* Receive FIFO 1 Bytes available */
+#define NS7520_ETH_EGCR_RXFDB_4 (0x00000000) /* Receive FIFO 4 Bytes available */
+#define NS7520_ETH_EGSR_RXREGR (0x08000000) /* Receive Register Ready */
+#define NS7520_ETH_EGSR_RXFIFOH (0x04000000) /* Receive FIFO Half Full */
+#define NS7520_ETH_EGSR_RXBR (0x02000000) /* Receive Buffer Ready */
+#define NS7520_ETH_EGSR_RXSKIP (0x01000000) /* Receive Buffer Skip */
+#define NS7520_ETH_EGSR_RES2 (0x00F00000) /* Reserved */
+#define NS7520_ETH_EGSR_TXREGE (0x00080000) /* Transmit Register Empty */
+#define NS7520_ETH_EGSR_TXFIFOH (0x00040000) /* Transmit FIFO half empty */
+#define NS7520_ETH_EGSR_TXBC (0x00020000) /* Transmit buffer complete */
+#define NS7520_ETH_EGSR_TXFIFOE (0x00010000) /* Transmit FIFO empty */
+#define NS7520_ETH_EGSR_RXPINS (0x0000FC00) /* ENDEC Phy Status */
+#define NS7520_ETH_EGSR_RES3 (0x000003FF) /* Reserved */
+
+/* ETSR Ethernet Transmit Status Register Bit Fields*/
+
+#define NS7520_ETH_ETSR_RES1 (0xFFFF0000) /* Reserved */
+#define NS7520_ETH_ETSR_TXOK (0x00008000) /* Packet transmitted OK */
+#define NS7520_ETH_ETSR_TXBR (0x00004000) /* Broadcast packet transmitted */
+#define NS7520_ETH_ETSR_TXMC (0x00002000) /* Multicast packet transmitted */
+#define NS7520_ETH_ETSR_TXAL (0x00001000) /* Transmit abort - late collision */
+#define NS7520_ETH_ETSR_TXAED (0x00000800) /* Transmit abort - deferral */
+#define NS7520_ETH_ETSR_TXAEC (0x00000400) /* Transmit abort - exc collisions */
+#define NS7520_ETH_ETSR_TXAUR (0x00000200) /* Transmit abort - underrun */
+#define NS7520_ETH_ETSR_TXAJ (0x00000100) /* Transmit abort - jumbo */
+#define NS7520_ETH_ETSR_RES2 (0x00000080) /* Reserved */
+#define NS7520_ETH_ETSR_TXDEF (0x00000040) /* Transmit Packet Deferred */
+#define NS7520_ETH_ETSR_TXCRC (0x00000020) /* Transmit CRC error */
+#define NS7520_ETH_ETSR_RES3 (0x00000010) /* Reserved */
+#define NS7520_ETH_ETSR_TXCOLC (0x0000000F) /* Transmit Collision Count */
+
+/* ERSR Ethernet Receive Status Register Bit Fields*/
+
+#define NS7520_ETH_ERSR_RXSIZE (0xFFFF0000) /* Receive Buffer Size */
+#define NS7520_ETH_ERSR_RXCE (0x00008000) /* Receive Carrier Event */
+#define NS7520_ETH_ERSR_RXDV (0x00004000) /* Receive Data Violation Event */
+#define NS7520_ETH_ERSR_RXOK (0x00002000) /* Receive Packet OK */
+#define NS7520_ETH_ERSR_RXBR (0x00001000) /* Receive Broadcast Packet */
+#define NS7520_ETH_ERSR_RXMC (0x00000800) /* Receive Multicast Packet */
+#define NS7520_ETH_ERSR_RXCRC (0x00000400) /* Receive Packet has CRC error */
+#define NS7520_ETH_ERSR_RXDR (0x00000200) /* Receive Packet has dribble error */
+#define NS7520_ETH_ERSR_RXCV (0x00000100) /* Receive Packet code violation */
+#define NS7520_ETH_ERSR_RXLNG (0x00000080) /* Receive Packet too long */
+#define NS7520_ETH_ERSR_RXSHT (0x00000040) /* Receive Packet too short */
+#define NS7520_ETH_ERSR_ROVER (0x00000020) /* Recive overflow */
+#define NS7520_ETH_ERSR_RES (0x0000001F) /* Reserved */
+
+/* MAC1 MAC Configuration Register 1 Bit Fields*/
+
+#define NS7520_ETH_MAC1_RES1 (0xFFFF0000) /* Reserved */
+#define NS7520_ETH_MAC1_SRST (0x00008000) /* Soft Reset */
+#define NS7520_ETH_MAC1_SIMMRST (0x00004000) /* Simulation Reset */
+#define NS7520_ETH_MAC1_RES2 (0x00003000) /* Reserved */
+#define NS7520_ETH_MAC1_RPEMCSR (0x00000800) /* Reset PEMCS/RX */
+#define NS7520_ETH_MAC1_RPERFUN (0x00000400) /* Reset PERFUN */
+#define NS7520_ETH_MAC1_RPEMCST (0x00000200) /* Reset PEMCS/TX */
+#define NS7520_ETH_MAC1_RPETFUN (0x00000100) /* Reset PETFUN */
+#define NS7520_ETH_MAC1_RES3 (0x000000E0) /* Reserved */
+#define NS7520_ETH_MAC1_LOOPBK (0x00000010) /* Internal Loopback */
+#define NS7520_ETH_MAC1_TXFLOW (0x00000008) /* TX flow control */
+#define NS7520_ETH_MAC1_RXFLOW (0x00000004) /* RX flow control */
+#define NS7520_ETH_MAC1_PALLRX (0x00000002) /* Pass ALL receive frames */
+#define NS7520_ETH_MAC1_RXEN (0x00000001) /* Receive enable */
+
+/* MAC Configuration Register 2 Bit Fields*/
+
+#define NS7520_ETH_MAC2_RES1 (0xFFFF8000) /* Reserved */
+#define NS7520_ETH_MAC2_EDEFER (0x00004000) /* Excess Deferral */
+#define NS7520_ETH_MAC2_BACKP (0x00002000) /* Backpressure/NO back off */
+#define NS7520_ETH_MAC2_NOBO (0x00001000) /* No back off */
+#define NS7520_ETH_MAC2_RES2 (0x00000C00) /* Reserved */
+#define NS7520_ETH_MAC2_LONGP (0x00000200) /* Long Preable enforcement */
+#define NS7520_ETH_MAC2_PUREP (0x00000100) /* Pure preamble enforcement */
+#define NS7520_ETH_MAC2_AUTOP (0x00000080) /* Auto detect PAD enable */
+#define NS7520_ETH_MAC2_VLANP (0x00000040) /* VLAN pad enable */
+#define NS7520_ETH_MAC2_PADEN (0x00000020) /* PAD/CRC enable */
+#define NS7520_ETH_MAC2_CRCEN (0x00000010) /* CRC enable */
+#define NS7520_ETH_MAC2_DELCRC (0x00000008) /* Delayed CRC */
+#define NS7520_ETH_MAC2_HUGE (0x00000004) /* Huge frame enable */
+#define NS7520_ETH_MAC2_FLENC (0x00000002) /* Frame length checking */
+#define NS7520_ETH_MAC2_FULLD (0x00000001) /* Full duplex */
+
+/* IPGT Back-to-Back Inter-Packet-Gap Register Bit Fields*/
+
+#define NS7520_ETH_IPGT_RES (0xFFFFFF80) /* Reserved */
+#define NS7520_ETH_IPGT_IPGT (0x0000007F) /* Back-to-Back Interpacket Gap */
+
+/* IPGR Non Back-to-Back Inter-Packet-Gap Register Bit Fields*/
+
+#define NS7520_ETH_IPGR_RES1 (0xFFFF8000) /* Reserved */
+#define NS7520_ETH_IPGR_IPGR1 (0x00007F00) /* Non Back-to-back Interpacket Gap */
+#define NS7520_ETH_IPGR_RES2 (0x00000080) /* Reserved */
+#define NS7520_ETH_IPGR_IPGR2 (0x0000007F) /* Non back-to-back Interpacket Gap */
+
+/* CLRT Collision Windows/Collision Retry Register Bit Fields*/
+
+#define NS7520_ETH_CLRT_RES1 (0xFFFFC000) /* Reserved */
+#define NS7520_ETH_CLRT_CWIN (0x00003F00) /* Collision Windows */
+#define NS7520_ETH_CLRT_RES2 (0x000000F0) /* Reserved */
+#define NS7520_ETH_CLRT_RETX (0x0000000F) /* Retransmission maximum */
+
+/* MAXF Maximum Frame Register Bit Fields*/
+
+#define NS7520_ETH_MAXF_RES1 (0xFFFF0000) /* Reserved */
+#define NS7520_ETH_MAXF_MAXF (0x0000FFFF) /* Maximum frame length */
+
+/* SUPP PHY Support Register Bit Fields*/
+
+#define NS7520_ETH_SUPP_RES1 (0xFFFFFF00) /* Reserved */
+#define NS7520_ETH_SUPP_RPE100X (0x00000080) /* Reset PE100X module */
+#define NS7520_ETH_SUPP_FORCEQ (0x00000040) /* Force Quit */
+#define NS7520_ETH_SUPP_NOCIPH (0x00000020) /* No Cipher */
+#define NS7520_ETH_SUPP_DLINKF (0x00000010) /* Disable link fail */
+#define NS7520_ETH_SUPP_RPE10T (0x00000008) /* Reset PE10T module */
+#define NS7520_ETH_SUPP_RES2 (0x00000004) /* Reserved */
+#define NS7520_ETH_SUPP_JABBER (0x00000002) /* Enable Jabber protection */
+#define NS7520_ETH_SUPP_BITMODE (0x00000001) /* Bit Mode */
+
+/* TEST Register Bit Fields*/
+
+#define NS7520_ETH_TEST_RES1 (0xFFFFFFF8) /* Reserved */
+#define NS7520_ETH_TEST_TBACK (0x00000004) /* Test backpressure */
+#define NS7520_ETH_TEST_TPAUSE (0x00000002) /* Test Pause */
+#define NS7520_ETH_TEST_SPQ (0x00000001) /* Shortcut pause quanta */
+
+/* MCFG MII Management Configuration Register Bit Fields*/
+
+#define NS7520_ETH_MCFG_RES1 (0xFFFF0000) /* Reserved */
+#define NS7520_ETH_MCFG_RMIIM (0x00008000) /* Reset MII management */
+#define NS7520_ETH_MCFG_RES2 (0x00007FE0) /* Reserved */
+#define NS7520_ETH_MCFG_CLKS_MA (0x0000001C) /* Clock Select */
+#define NS7520_ETH_MCFG_CLKS_4 (0x00000004) /* Sysclk / 4 */
+#define NS7520_ETH_MCFG_CLKS_6 (0x00000008) /* Sysclk / 6 */
+#define NS7520_ETH_MCFG_CLKS_8 (0x0000000C) /* Sysclk / 8 */
+#define NS7520_ETH_MCFG_CLKS_10 (0x00000010) /* Sysclk / 10 */
+#define NS7520_ETH_MCFG_CLKS_14 (0x00000014) /* Sysclk / 14 */
+#define NS7520_ETH_MCFG_CLKS_20 (0x00000018) /* Sysclk / 20 */
+#define NS7520_ETH_MCFG_CLKS_28 (0x0000001C) /* Sysclk / 28 */
+#define NS7520_ETH_MCFG_SPRE (0x00000002) /* Suppress preamble */
+#define NS7520_ETH_MCFG_SCANI (0x00000001) /* Scan increment */
+
+/* MCMD MII Management Command Register Bit Fields*/
+
+#define NS7520_ETH_MCMD_RES1 (0xFFFFFFFC) /* Reserved */
+#define NS7520_ETH_MCMD_SCAN (0x00000002) /* Automatically Scan for Read Data */
+#define NS7520_ETH_MCMD_READ (0x00000001) /* Single scan for Read Data */
+
+/* MCMD MII Management Address Register Bit Fields*/
+
+#define NS7520_ETH_MADR_RES1 (0xFFFFE000) /* Reserved */
+#define NS7520_ETH_MADR_DADR (0x00001F00) /* MII PHY device address */
+#define NS7520_ETH_MADR_RES2 (0x000000E0) /* Reserved */
+#define NS7520_ETH_MADR_RADR (0x0000001F) /* MII PHY register address */
+
+/* MWTD MII Management Write Data Register Bit Fields*/
+
+#define NS7520_ETH_MWTD_RES1 (0xFFFF0000) /* Reserved */
+#define NS7520_ETH_MWTD_MWTD (0x0000FFFF) /* MII Write Data */
+
+/* MRRD MII Management Read Data Register Bit Fields*/
+
+#define NS7520_ETH_MRRD_RES1 (0xFFFF0000) /* Reserved */
+#define NS7520_ETH_MRRD_MRDD (0x0000FFFF) /* MII Read Data */
+
+/* MIND MII Management Indicators Register Bit Fields*/
+
+#define NS7520_ETH_MIND_RES1 (0xFFFFFFF8) /* Reserved */
+#define NS7520_ETH_MIND_NVALID (0x00000004) /* Read Data not valid */
+#define NS7520_ETH_MIND_SCAN (0x00000002) /* Automatically scan for read data */
+#define NS7520_ETH_MIND_BUSY (0x00000001) /* MII interface busy */
+
+/* SMII Status Register Bit Fields*/
+
+#define NS7520_ETH_SMII_RES1 (0xFFFFFFE0) /* Reserved */
+#define NS7520_ETH_SMII_CLASH (0x00000010) /* MAC-to-MAC with PHY */
+#define NS7520_ETH_SMII_JABBER (0x00000008) /* Jabber condition present */
+#define NS7520_ETH_SMII_LINK (0x00000004) /* Link OK */
+#define NS7520_ETH_SMII_DUPLEX (0x00000002) /* Full-duplex operation */
+#define NS7520_ETH_SMII_SPEED (0x00000001) /* 100 Mbps */
+
+/* SA1 Station Address 1 Register Bit Fields*/
+
+#define NS7520_ETH_SA1_RES1 (0xFFFF0000) /* Reserved */
+#define NS7520_ETH_SA1_OCTET1 (0x0000FF00) /* Station Address octet 1 */
+#define NS7520_ETH_SA1_OCTET2 (0x000000FF) /* Station Address octet 2 */
+
+/* SA2 Station Address 2 Register Bit Fields*/
+
+#define NS7520_ETH_SA2_RES1 (0xFFFF0000) /* Reserved */
+#define NS7520_ETH_SA2_OCTET3 (0x0000FF00) /* Station Address octet 3 */
+#define NS7520_ETH_SA2_OCTET4 (0x000000FF) /* Station Address octet 4 */
+
+/* SA3 Station Address 3 Register Bit Fields*/
+
+#define NS7520_ETH_SA3_RES1 (0xFFFF0000) /* Reserved */
+#define NS7520_ETH_SA3_OCTET5 (0x0000FF00) /* Station Address octet 5 */
+#define NS7520_ETH_SA3_OCTET6 (0x000000FF) /* Station Address octet 6 */
+
+/* SAFR Station Address Filter Register Bit Fields*/
+
+#define NS7520_ETH_SAFR_RES1 (0xFFFFFFF0) /* Reserved */
+#define NS7520_ETH_SAFR_PRO (0x00000008) /* Enable Promiscuous mode */
+#define NS7520_ETH_SAFR_PRM (0x00000004) /* Accept ALL multicast packets */
+#define NS7520_ETH_SAFR_PRA (0x00000002) /* Accept multicast packets table */
+#define NS7520_ETH_SAFR_BROAD (0x00000001) /* Accept ALL Broadcast packets */
+
+/* HT1 Hash Table 1 Register Bit Fields*/
+
+#define NS7520_ETH_HT1_RES1 (0xFFFF0000) /* Reserved */
+#define NS7520_ETH_HT1_HT1 (0x0000FFFF) /* CRC value 15-0 */
+
+/* HT2 Hash Table 2 Register Bit Fields*/
+
+#define NS7520_ETH_HT2_RES1 (0xFFFF0000) /* Reserved */
+#define NS7520_ETH_HT2_HT2 (0x0000FFFF) /* CRC value 31-16 */
+
+/* HT3 Hash Table 3 Register Bit Fields*/
+
+#define NS7520_ETH_HT3_RES1 (0xFFFF0000) /* Reserved */
+#define NS7520_ETH_HT3_HT3 (0x0000FFFF) /* CRC value 47-32 */
+
+/* HT4 Hash Table 4 Register Bit Fields*/
+
+#define NS7520_ETH_HT4_RES1 (0xFFFF0000) /* Reserved */
+#define NS7520_ETH_HT4_HT4 (0x0000FFFF) /* CRC value 63-48 */
+
+#endif /* CONFIG_DRIVER_NS7520_ETHERNET */
+
+#endif /* FS_NS7520_ETH_H */
projects / karo-tx-uboot.git / commitdiff