#undef SDRAM_DEBUG
-#define FALSE 0
-#define TRUE 1
-
/* stdlib.h causes some compatibility problems; should fixe these! -- wd */
#ifndef __ldiv_t_defined
typedef struct {
int board_early_init_f (void)
{
- unsigned char dataout[1];
unsigned char datain[128];
unsigned long sdram_size = 0;
SDRAM_SETUP *t = (SDRAM_SETUP *) sdram_setup_table;
unsigned short i;
unsigned char rows, cols, banks, sdram_banks, density;
unsigned char supported_cal, trp_clocks, trcd_clocks, tras_clocks,
- trc_clocks, tctp_clocks;
+ trc_clocks;
unsigned char cal_index, cal_val, spd_version, spd_chksum;
unsigned char buf[8];
+#ifdef SDRAM_DEBUG
+ unsigned char tctp_clocks;
+#endif
+
/* set up the config port */
mtdcr (EBC0_CFGADDR, PB7AP);
mtdcr (EBC0_CFGDATA, CONFIG_PORT_AP);
/* Read Serial Presence Detect Information */
i2c_init (CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE);
- dataout[0] = 0;
for (i = 0; i < 128; i++)
datain[i] = 127;
i2c_read(SPD_EEPROM_ADDRESS,0,1,datain,128);
/* trc_clocks is sum of trp_clocks + tras_clocks */
trc_clocks = trp_clocks + tras_clocks;
+
+#ifdef SDRAM_DEBUG
/* ctp = ((trp + tras) - trp - trcd) => tras - trcd */
tctp_clocks =
((NSto10PS (datain[30]) - NSto10PS (datain[29])) +
(tmemclk - 1)) / tmemclk;
-#ifdef SDRAM_DEBUG
serial_puts ("c_RP: ");
write_hex (trp_clocks);
serial_puts ("\nc_RCD: ");
SDRAM_err ("unsupported SDRAM");
/* get SDRAM timing register */
- mtdcr (SDRAM0_CFGADDR, mem_sdtr1);
+ mtdcr (SDRAM0_CFGADDR, SDRAM0_TR);
tmp = mfdcr (SDRAM0_CFGDATA) & ~0x018FC01F;
/* insert CASL value */
/* tmp |= ((unsigned long)cal_val) << 23; */
#endif
/* write SDRAM timing register */
- mtdcr (SDRAM0_CFGADDR, mem_sdtr1);
+ mtdcr (SDRAM0_CFGADDR, SDRAM0_TR);
mtdcr (SDRAM0_CFGDATA, tmp);
baseaddr = CONFIG_SYS_SDRAM_BASE;
bank_size = (((unsigned long) density) << 22) / 2;
SDRAM_err ("unsupported SDRAM");
} /* endswitch */
/* get SDRAM bank 0 register */
- mtdcr (SDRAM0_CFGADDR, mem_mb0cf);
+ mtdcr (SDRAM0_CFGADDR, SDRAM0_B0CR);
bank = mfdcr (SDRAM0_CFGDATA) & ~0xFFCEE001;
bank |= (baseaddr | tmp | 0x01);
#ifdef SDRAM_DEBUG
sdram_size += bank_size;
/* write SDRAM bank 0 register */
- mtdcr (SDRAM0_CFGADDR, mem_mb0cf);
+ mtdcr (SDRAM0_CFGADDR, SDRAM0_B0CR);
mtdcr (SDRAM0_CFGDATA, bank);
/* get SDRAM bank 1 register */
- mtdcr (SDRAM0_CFGADDR, mem_mb1cf);
+ mtdcr (SDRAM0_CFGADDR, SDRAM0_B1CR);
bank = mfdcr (SDRAM0_CFGDATA) & ~0xFFCEE001;
sdram_size = 0;
serial_puts ("\n");
#endif
/* write SDRAM bank 1 register */
- mtdcr (SDRAM0_CFGADDR, mem_mb1cf);
+ mtdcr (SDRAM0_CFGADDR, SDRAM0_B1CR);
mtdcr (SDRAM0_CFGDATA, bank);
/* get SDRAM bank 2 register */
- mtdcr (SDRAM0_CFGADDR, mem_mb2cf);
+ mtdcr (SDRAM0_CFGADDR, SDRAM0_B2CR);
bank = mfdcr (SDRAM0_CFGDATA) & ~0xFFCEE001;
bank |= (baseaddr | tmp | 0x01);
sdram_size += bank_size;
/* write SDRAM bank 2 register */
- mtdcr (SDRAM0_CFGADDR, mem_mb2cf);
+ mtdcr (SDRAM0_CFGADDR, SDRAM0_B2CR);
mtdcr (SDRAM0_CFGDATA, bank);
/* get SDRAM bank 3 register */
- mtdcr (SDRAM0_CFGADDR, mem_mb3cf);
+ mtdcr (SDRAM0_CFGADDR, SDRAM0_B3CR);
bank = mfdcr (SDRAM0_CFGDATA) & ~0xFFCEE001;
#ifdef SDRAM_DEBUG
#endif
/* write SDRAM bank 3 register */
- mtdcr (SDRAM0_CFGADDR, mem_mb3cf);
+ mtdcr (SDRAM0_CFGADDR, SDRAM0_B3CR);
mtdcr (SDRAM0_CFGDATA, bank);
/* get SDRAM refresh interval register */
- mtdcr (SDRAM0_CFGADDR, mem_rtr);
+ mtdcr (SDRAM0_CFGADDR, SDRAM0_RTR);
tmp = mfdcr (SDRAM0_CFGDATA) & ~0x3FF80000;
if (tmemclk < NSto10PS (16))
tmp |= 0x03F80000;
/* write SDRAM refresh interval register */
- mtdcr (SDRAM0_CFGADDR, mem_rtr);
+ mtdcr (SDRAM0_CFGADDR, SDRAM0_RTR);
mtdcr (SDRAM0_CFGDATA, tmp);
/* enable SDRAM controller with no ECC, 32-bit SDRAM width, 16 byte burst */
- mtdcr (SDRAM0_CFGADDR, mem_mcopt1);
+ mtdcr (SDRAM0_CFGADDR, SDRAM0_CFG);
tmp = (mfdcr (SDRAM0_CFGDATA) & ~0xFFE00000) | 0x80E00000;
- mtdcr (SDRAM0_CFGADDR, mem_mcopt1);
+ mtdcr (SDRAM0_CFGADDR, SDRAM0_CFG);
mtdcr (SDRAM0_CFGDATA, tmp);
| caused the interrupt.
|
+-------------------------------------------------------------------------*/
- mtdcr (uicsr, 0xFFFFFFFF); /* clear all ints */
- mtdcr (uicer, 0x00000000); /* disable all ints */
- mtdcr (uiccr, 0x00000000); /* set all to be non-critical (for now) */
- mtdcr (uicpr, 0xFFFFFF80); /* set int polarities */
- mtdcr (uictr, 0x10000000); /* set int trigger levels */
- mtdcr (uicvcr, 0x00000001); /* set vect base=0,INT0 highest priority */
- mtdcr (uicsr, 0xFFFFFFFF); /* clear all ints */
+ mtdcr (UIC0SR, 0xFFFFFFFF); /* clear all ints */
+ mtdcr (UIC0ER, 0x00000000); /* disable all ints */
+ mtdcr (UIC0CR, 0x00000000); /* set all to be non-critical (for now) */
+ mtdcr (UIC0PR, 0xFFFFFF80); /* set int polarities */
+ mtdcr (UIC0TR, 0x10000000); /* set int trigger levels */
+ mtdcr (UIC0VCR, 0x00000001); /* set vect base=0,INT0 highest priority */
+ mtdcr (UIC0SR, 0xFFFFFFFF); /* clear all ints */
return 0;
}
+int board_early_init_r(void)
+{
+ int mode;
+ /*
+ * since we are relocated, we can finally enable i-cache
+ * and set up the flash CS correctly
+ */
+ icache_enable();
+ setup_cs_reloc();
+ /* get and display boot mode */
+ mode = get_boot_mode();
+ if (mode & BOOT_PCI)
+ printf("PCI Boot %s Map\n", (mode & BOOT_MPS) ?
+ "MPS" : "Flash");
+ else
+ printf("%s Boot\n", (mode & BOOT_MPS) ?
+ "MPS" : "Flash");
+
+ return 0;
+}
/* ------------------------------------------------------------------------- */
/*
puts ("Board: ");
- i = getenv_r ("serial#", (char *)s, 32);
+ i = getenv_f("serial#", (char *)s, 32);
if ((i == 0) || strncmp ((char *)s, "PIP405", 6)) {
get_backup_values (b);
if (strncmp (b->signature, "MPL\0", 4) != 0) {
/* since the DRAM controller is allready set up,
* calculate the size with the bank registers
*/
- mtdcr (SDRAM0_CFGADDR, mem_mb0cf);
+ mtdcr (SDRAM0_CFGADDR, SDRAM0_B0CR);
bank_reg[0] = mfdcr (SDRAM0_CFGDATA);
- mtdcr (SDRAM0_CFGADDR, mem_mb1cf);
+ mtdcr (SDRAM0_CFGADDR, SDRAM0_B1CR);
bank_reg[1] = mfdcr (SDRAM0_CFGDATA);
- mtdcr (SDRAM0_CFGADDR, mem_mb2cf);
+ mtdcr (SDRAM0_CFGADDR, SDRAM0_B2CR);
bank_reg[2] = mfdcr (SDRAM0_CFGDATA);
- mtdcr (SDRAM0_CFGADDR, mem_mb3cf);
+ mtdcr (SDRAM0_CFGADDR, SDRAM0_B3CR);
bank_reg[3] = mfdcr (SDRAM0_CFGDATA);
TotalSize = 0;
for (i = 0; i < 4; i++) {
return (1);
}
-
-extern flash_info_t flash_info[]; /* info for FLASH chips */
-
int misc_init_r (void)
{
/* adjust flash start and size as well as the offset */
int overwrite_console (void)
{
- return (in8 (CONFIG_PORT_ADDR) & 0x1); /* return TRUE if console should be overwritten */
+ /* return true if console should be overwritten */
+ return in8(CONFIG_PORT_ADDR) & 0x1;
}
void user_led0 (unsigned char on)
{
- if (on == TRUE)
+ if (on == true)
out8 (PLD_LED_USER_REG, (in8 (PLD_LED_USER_REG) | 0x1));
else
out8 (PLD_LED_USER_REG, (in8 (PLD_LED_USER_REG) & 0xfe));
void user_led1 (unsigned char on)
{
- if (on == TRUE)
+ if (on == true)
out8 (PLD_LED_USER_REG, (in8 (PLD_LED_USER_REG) | 0x2));
else
out8 (PLD_LED_USER_REG, (in8 (PLD_LED_USER_REG) & 0xfd));
projects / karo-tx-uboot.git / blobdiff