+++ /dev/null
-/*
- * (C) Copyright 2005
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * flash_real_protect() routine based on boards/alaska/flash.c
- * (C) Copyright 2001
- * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-
-/* Intel-compatible flash commands */
-#define INTEL_ERASE 0x20
-#define INTEL_PROGRAM 0x40
-#define INTEL_CLEAR 0x50
-#define INTEL_LOCKBIT 0x60
-#define INTEL_PROTECT 0x01
-#define INTEL_STATUS 0x70
-#define INTEL_READID 0x90
-#define INTEL_READID 0x90
-#define INTEL_SUSPEND 0xB0
-#define INTEL_CONFIRM 0xD0
-#define INTEL_RESET 0xFF
-
-/* Intel-compatible flash status bits */
-#define INTEL_FINISHED 0x80
-#define INTEL_OK 0x80
-
-typedef unsigned char FLASH_PORT_WIDTH;
-typedef volatile unsigned char FLASH_PORT_WIDTHV;
-#define FPW FLASH_PORT_WIDTH
-#define FPWV FLASH_PORT_WIDTHV
-#define FLASH_ID_MASK 0xFF
-
-#define ORMASK(size) ((-size) & OR_AM_MSK)
-
-#define FLASH_CYCLE1 0x0555
-#define FLASH_CYCLE2 0x02aa
-
-flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; /* info for FLASH chips */
-
-/*-----------------------------------------------------------------------
- * Functions
- */
-static ulong flash_get_size(FPWV *addr, flash_info_t *info);
-static void flash_reset(flash_info_t *info);
-static flash_info_t *flash_get_info(ulong base);
-static int write_data (flash_info_t *info, FPWV *dest, FPW data); /* O2D */
-static void flash_sync_real_protect (flash_info_t * info);
-static unsigned char intel_sector_protected (flash_info_t *info, ushort sector);
-
-/*-----------------------------------------------------------------------
- * flash_init()
- *
- * sets up flash_info and returns size of FLASH (bytes)
- */
-unsigned long flash_init (void)
-{
- unsigned long size = 0;
- int i;
- extern void flash_preinit(void);
- extern void flash_afterinit(ulong);
-
- flash_preinit();
-
- /* Init: no FLASHes known */
- for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; ++i) {
- memset(&flash_info[i], 0, sizeof(flash_info_t));
- flash_info[i].flash_id = FLASH_UNKNOWN;
- }
-
- /* Query flash chip */
- flash_info[0].size =
- flash_get_size((FPW *)CONFIG_SYS_FLASH_BASE, &flash_info[0]);
- size += flash_info[0].size;
-
- /* get the h/w and s/w protection status in sync */
- flash_sync_real_protect(&flash_info[0]);
-
-#if CONFIG_SYS_MONITOR_BASE >= CONFIG_SYS_FLASH_BASE
- /* monitor protection ON by default */
- flash_protect(FLAG_PROTECT_SET,
- CONFIG_SYS_MONITOR_BASE,
- CONFIG_SYS_MONITOR_BASE+monitor_flash_len-1,
- flash_get_info(CONFIG_SYS_MONITOR_BASE));
-#endif
-
-#ifdef CONFIG_ENV_IS_IN_FLASH
- /* ENV protection ON by default */
- flash_protect(FLAG_PROTECT_SET,
- CONFIG_ENV_ADDR,
- CONFIG_ENV_ADDR+CONFIG_ENV_SIZE-1,
- flash_get_info(CONFIG_ENV_ADDR));
-#endif
-
-
- flash_afterinit(size);
- return (size ? size : 1);
-}
-
-/*-----------------------------------------------------------------------
- */
-static void flash_reset(flash_info_t *info)
-{
- FPWV *base = (FPWV *)(info->start[0]);
-
- /* Put FLASH back in read mode */
- if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_INTEL)
- *base = (FPW) INTEL_RESET; /* Intel Read Mode */
-}
-
-/*-----------------------------------------------------------------------
- */
-
-static flash_info_t *flash_get_info(ulong base)
-{
- int i;
- flash_info_t * info;
-
- for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; i ++) {
- info = & flash_info[i];
- if (info->size &&
- info->start[0] <= base &&
- base <= info->start[0] + info->size - 1)
- break;
- }
-
- return (i == CONFIG_SYS_MAX_FLASH_BANKS ? 0 : info);
-}
-
-/*-----------------------------------------------------------------------
- */
-
-void flash_print_info (flash_info_t *info)
-{
- int i;
- uchar *boottype;
- uchar *bootletter;
- char *fmt;
- uchar botbootletter[] = "B";
- uchar topbootletter[] = "T";
- uchar botboottype[] = "bottom boot sector";
- uchar topboottype[] = "top boot sector";
-
- if (info->flash_id == FLASH_UNKNOWN) {
- printf ("missing or unknown FLASH type\n");
- return;
- }
-
- switch (info->flash_id & FLASH_VENDMASK) {
- case FLASH_MAN_INTEL:
- printf ("INTEL ");
- break;
- default:
- printf ("Unknown Vendor ");
- break;
- }
-
- /* check for top or bottom boot, if it applies */
- if (info->flash_id & FLASH_BTYPE) {
- boottype = botboottype;
- bootletter = botbootletter;
- } else {
- boottype = topboottype;
- bootletter = topbootletter;
- }
-
- switch (info->flash_id & FLASH_TYPEMASK) {
- case FLASH_28F128J3A:
- fmt = "28F128J3 (128 Mbit, uniform sectors)\n";
- break;
- default:
- fmt = "Unknown Chip Type\n";
- break;
- }
-
- printf (fmt, bootletter, boottype);
- printf (" Size: %ld MB in %d Sectors\n",
- info->size >> 20,
- info->sector_count);
-
- printf (" Sector Start Addresses:");
- for (i=0; i<info->sector_count; ++i) {
- if ((i % 5) == 0)
- printf ("\n ");
-
- printf (" %08lX%s", info->start[i],
- info->protect[i] ? " (RO)" : " ");
- }
- printf ("\n");
-}
-
-/*-----------------------------------------------------------------------
- */
-
-/*
- * The following code cannot be run from FLASH!
- */
-ulong flash_get_size (FPWV *addr, flash_info_t *info)
-{
- int i;
-
- /* Write auto select command: read Manufacturer ID */
- /* Write auto select command sequence and test FLASH answer */
- addr[FLASH_CYCLE1] = (FPW) INTEL_READID; /* selects Intel or AMD */
-
- /* The manufacturer codes are only 1 byte, so just use 1 byte.
- * This works for any bus width and any FLASH device width.
- */
- udelay(100);
- switch (addr[0] & 0xff) {
- case (uchar)INTEL_MANUFACT:
- info->flash_id = FLASH_MAN_INTEL;
- break;
- default:
- info->flash_id = FLASH_UNKNOWN;
- info->sector_count = 0;
- info->size = 0;
- break;
- }
-
- /* Strataflash is configurable to 8/16bit Bus,
- * but the Query-Structure is Word-orientated */
- if (info->flash_id != FLASH_UNKNOWN) {
- switch ((FPW)addr[2]) {
- case (FPW)INTEL_ID_28F128J3:
- info->flash_id += FLASH_28F128J3A;
- info->sector_count = 128;
- info->size = 0x01000000;
- for( i = 0; i < info->sector_count; i++ )
- info->start[i] = (ulong)addr + (i * 0x20000);
- break; /* => Intel Strataflash 16MB */
- default:
- printf("Flash_id != %xd\n", (FPW)addr[2]);
- info->flash_id = FLASH_UNKNOWN;
- info->sector_count = 0;
- info->size = 0;
- return (0); /* => no or unknown flash */
- }
- }
-
- /* Put FLASH back in read mode */
- flash_reset(info);
-
- return (info->size);
-}
-
-/*-----------------------------------------------------------------------
- */
-
-int flash_erase (flash_info_t *info, int s_first, int s_last)
-{
- FPWV *addr;
- int flag, prot, sect;
- ulong start, now, last;
- int rcode = 0;
-
- if ((s_first < 0) || (s_first > s_last)) {
- if (info->flash_id == FLASH_UNKNOWN) {
- printf ("- missing\n");
- } else {
- printf ("- no sectors to erase\n");
- }
- return 1;
- }
-
- switch (info->flash_id & FLASH_TYPEMASK) {
- case FLASH_28F128J3A:
- break;
- case FLASH_UNKNOWN:
- default:
- printf ("Can't erase unknown flash type %08lx - aborted\n",
- info->flash_id);
- 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!",
- prot);
-
- printf ("\n");
- last = get_timer(0);
-
- /* Start erase on unprotected sectors */
- for (sect = s_first; sect <= s_last && rcode == 0; sect++) {
-
- if (info->protect[sect] != 0) /* protected, skip it */
- continue;
-
- /* Disable interrupts which might cause a timeout here */
- flag = disable_interrupts();
-
- addr = (FPWV *)(info->start[sect]);
- *addr = (FPW) INTEL_CLEAR; /* clear status register */
- *addr = (FPW) INTEL_ERASE; /* erase setup */
- *addr = (FPW) INTEL_CONFIRM; /* erase confirm */
-
- /* re-enable interrupts if necessary */
- if (flag)
- enable_interrupts();
-
- start = get_timer(0);
-
- /* wait at least 80us for Intel - let's wait 1 ms */
- udelay (1000);
-
- while ((*addr & (FPW) INTEL_FINISHED) != (FPW) INTEL_FINISHED) {
- if ((now = get_timer(start)) > CONFIG_SYS_FLASH_ERASE_TOUT) {
- printf ("Timeout\n");
- *addr = (FPW) INTEL_SUSPEND;/* suspend erase */
- flash_reset(info); /* reset to read mode */
- rcode = 1; /* failed */
- break;
- }
-
- /* show that we're waiting */
- if ((get_timer(last)) > CONFIG_SYS_HZ) { /* every second */
- putc ('.');
- last = get_timer(0);
- }
- }
-
- flash_reset(info); /* reset to read mode */
- }
-
- printf (" done\n");
- return rcode;
-}
-
-/*-----------------------------------------------------------------------
- * Copy memory to flash, returns:
- * 0 - OK
- * 1 - write timeout
- * 2 - Flash not erased
- */
-int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt)
-{
- FPW data = 0; /* 16 or 32 bit word, matches flash bus width on MPC8XX */
- int bytes; /* number of bytes to program in current word */
- int left; /* number of bytes left to program */
- int i, res;
-
- for (left = cnt, res = 0;
- left > 0 && res == 0;
- addr += sizeof(data), left -= sizeof(data) - bytes) {
-
- bytes = addr & (sizeof(data) - 1);
- addr &= ~(sizeof(data) - 1);
-
- /* combine source and destination data so can program
- * an entire word of 16 or 32 bits */
- for (i = 0; i < sizeof(data); i++) {
- data <<= 8;
- if (i < bytes || i - bytes >= left )
- data += *((uchar *)addr + i);
- else
- data += *src++;
- }
-
- /* write one word to the flash */
- switch (info->flash_id & FLASH_VENDMASK) {
- case FLASH_MAN_INTEL:
- res = write_data(info, (FPWV *)addr, data);
- break;
- default:
- /* unknown flash type, error! */
- printf ("missing or unknown FLASH type\n");
- res = 1; /* not really a timeout, but gives error */
- break;
- }
- }
-
- return (res);
-}
-
-/*-----------------------------------------------------------------------
- * Write a word or halfword to Flash, returns:
- * 0 - OK
- * 1 - write timeout
- * 2 - Flash not erased
- */
-static int write_data (flash_info_t *info, FPWV *dest, FPW data)
-{
- FPWV *addr = dest;
- ulong status;
- ulong start;
- int flag;
-
- /* Check if Flash is (sufficiently) erased */
- if ((*addr & data) != data) {
- printf ("not erased at %08lx (%x)\n", (ulong) addr, *addr);
- return (2);
- }
- /* Disable interrupts which might cause a timeout here */
- flag = disable_interrupts ();
-
- *addr = (FPW) INTEL_PROGRAM; /* write setup */
- *addr = data;
-
- /* arm simple, non interrupt dependent timer */
- start = get_timer(0);
-
- /* wait while polling the status register */
- while (((status = *addr) & (FPW) INTEL_FINISHED) != (FPW) INTEL_FINISHED) {
- if (get_timer(start) > CONFIG_SYS_FLASH_WRITE_TOUT) {
- *addr = (FPW) INTEL_RESET; /* restore read mode */
- return (1);
- }
- }
-
- *addr = (FPW) INTEL_RESET; /* restore read mode */
- if (flag)
- enable_interrupts();
-
- return (0);
-}
-
-
-/*-----------------------------------------------------------------------
- * Set/Clear sector's lock bit, returns:
- * 0 - OK
- * 1 - Error (timeout, voltage problems, etc.)
- */
-int flash_real_protect (flash_info_t * info, long sector, int prot)
-{
- ulong start;
- int i;
- int rc = 0;
- FPWV *addr = (FPWV *) (info->start[sector]);
- int flag = disable_interrupts ();
-
- *addr = INTEL_CLEAR; /* Clear status register */
- if (prot) { /* Set sector lock bit */
- *addr = INTEL_LOCKBIT; /* Sector lock bit */
- *addr = INTEL_PROTECT; /* set */
- } else { /* Clear sector lock bit */
- *addr = INTEL_LOCKBIT; /* All sectors lock bits */
- *addr = INTEL_CONFIRM; /* clear */
- }
-
- start = get_timer (0);
-
- while ((*addr & INTEL_FINISHED) != INTEL_FINISHED) {
- if (get_timer (start) > CONFIG_SYS_FLASH_UNLOCK_TOUT) {
- printf ("Flash lock bit operation timed out\n");
- rc = 1;
- break;
- }
- }
-
- if (*addr != INTEL_OK) {
- printf ("Flash lock bit operation failed at %08X, CSR=%08X\n",
- (uint) addr, (uint) * addr);
- rc = 1;
- }
-
- if (!rc)
- info->protect[sector] = prot;
-
- /*
- * Clear lock bit command clears all sectors lock bits, so
- * we have to restore lock bits of protected sectors.
- */
- if (!prot) {
- for (i = 0; i < info->sector_count; i++) {
- if (info->protect[i]) {
- start = get_timer (0);
- addr = (FPWV *) (info->start[i]);
- *addr = INTEL_LOCKBIT; /* Sector lock bit */
- *addr = INTEL_PROTECT; /* set */
- while ((*addr & INTEL_FINISHED) !=
- INTEL_FINISHED) {
- if (get_timer (start) >
- CONFIG_SYS_FLASH_UNLOCK_TOUT) {
- printf ("Flash lock bit operation timed out\n");
- rc = 1;
- break;
- }
- }
- }
- }
- }
-
- if (flag)
- enable_interrupts ();
-
- *addr = INTEL_RESET; /* Reset to read array mode */
-
- return rc;
-}
-
-
-/*
- * This function gets the u-boot flash sector protection status
- * (flash_info_t.protect[]) in sync with the sector protection
- * status stored in hardware.
- */
-static void flash_sync_real_protect (flash_info_t * info)
-{
- int i;
- switch (info->flash_id & FLASH_TYPEMASK) {
- case FLASH_28F128J3A:
- for (i = 0; i < info->sector_count; ++i) {
- info->protect[i] = intel_sector_protected(info, i);
- }
- break;
- default:
- /* no h/w protect support */
- break;
- }
-}
-
-
-/*
- * checks if "sector" in bank "info" is protected. Should work on intel
- * strata flash chips 28FxxxJ3x in 8-bit mode.
- * Returns 1 if sector is protected (or timed-out while trying to read
- * protection status), 0 if it is not.
- */
-static unsigned char intel_sector_protected (flash_info_t *info, ushort sector)
-{
- FPWV *addr;
- FPWV *lock_conf_addr;
- ulong start;
- unsigned char ret;
-
- /*
- * first, wait for the WSM to be finished. The rationale for
- * waiting for the WSM to become idle for at most
- * CONFIG_SYS_FLASH_ERASE_TOUT is as follows. The WSM can be busy
- * because of: (1) erase, (2) program or (3) lock bit
- * configuration. So we just wait for the longest timeout of
- * the (1)-(3), i.e. the erase timeout.
- */
-
- /* wait at least 35ns (W12) before issuing Read Status Register */
- udelay(1);
- addr = (FPWV *) info->start[sector];
- *addr = (FPW) INTEL_STATUS;
-
- start = get_timer (0);
- while ((*addr & (FPW) INTEL_FINISHED) != (FPW) INTEL_FINISHED) {
- if (get_timer (start) > CONFIG_SYS_FLASH_ERASE_TOUT) {
- *addr = (FPW) INTEL_RESET; /* restore read mode */
- printf("WSM busy too long, can't get prot status\n");
- return 1;
- }
- }
-
- /* issue the Read Identifier Codes command */
- *addr = (FPW) INTEL_READID;
-
- /* wait at least 35ns (W12) before reading */
- udelay(1);
-
- /* Intel example code uses offset of 4 for 8-bit flash */
- lock_conf_addr = (FPWV *) info->start[sector] + 4;
- ret = (*lock_conf_addr & (FPW) INTEL_PROTECT) ? 1 : 0;
-
- /* put flash back in read mode */
- *addr = (FPW) INTEL_RESET;
-
- return ret;
-}
+++ /dev/null
-/*
- * (C) Copyright 2005
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * (C) Copyright 2004
- * Mark Jonas, Freescale Semiconductor, mark.jonas@motorola.com.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-#include <mpc5xxx.h>
-#include <pci.h>
-#include <netdev.h>
-
-#define SDRAM_MODE 0x00CD0000
-#define SDRAM_CONTROL 0x504F0000
-#define SDRAM_CONFIG1 0xD2322800
-#define SDRAM_CONFIG2 0x8AD70000
-
-static void sdram_start (int hi_addr)
-{
- long hi_addr_bit = hi_addr ? 0x01000000 : 0;
-
- /* unlock mode register */
- *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000000 | hi_addr_bit;
- __asm__ volatile ("sync");
-
- /* precharge all banks */
- *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000002 | hi_addr_bit;
- __asm__ volatile ("sync");
-
- /* precharge all banks */
- *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000002 | hi_addr_bit;
- __asm__ volatile ("sync");
-
- /* auto refresh */
- *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000004 | hi_addr_bit;
- __asm__ volatile ("sync");
-
- /* set mode register */
- *(vu_long *)MPC5XXX_SDRAM_MODE = SDRAM_MODE;
- __asm__ volatile ("sync");
-
- /* normal operation */
- *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | hi_addr_bit;
- __asm__ volatile ("sync");
-}
-
-/*
- * ATTENTION: Although partially referenced initdram does NOT make real use
- * use of CONFIG_SYS_SDRAM_BASE. The code does not work if CONFIG_SYS_SDRAM_BASE
- * is something else than 0x00000000.
- */
-phys_size_t initdram (int board_type)
-{
- ulong dramsize = 0;
- ulong dramsize2 = 0;
- ulong test1, test2;
-
- /* setup SDRAM chip selects */
- *(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0x0000001e;/* 2G at 0x0 */
- *(vu_long *)MPC5XXX_SDRAM_CS1CFG = 0x80000000;/* disabled */
- __asm__ volatile ("sync");
-
- /* setup config registers */
- *(vu_long *)MPC5XXX_SDRAM_CONFIG1 = SDRAM_CONFIG1;
- *(vu_long *)MPC5XXX_SDRAM_CONFIG2 = SDRAM_CONFIG2;
- __asm__ volatile ("sync");
-
- /* find RAM size using SDRAM CS0 only */
- sdram_start(0);
- test1 = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE, 0x80000000);
- sdram_start(1);
- test2 = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE, 0x80000000);
- if (test1 > test2) {
- sdram_start(0);
- dramsize = test1;
- } else {
- dramsize = test2;
- }
-
- /* memory smaller than 1MB is impossible */
- if (dramsize < (1 << 20)) {
- dramsize = 0;
- }
-
- /* set SDRAM CS0 size according to the amount of RAM found */
- if (dramsize > 0)
- *(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0x13 + __builtin_ffs(dramsize >> 20) - 1;
- else
- *(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0; /* disabled */
-
- /* let SDRAM CS1 start right after CS0 */
- *(vu_long *)MPC5XXX_SDRAM_CS1CFG = dramsize + 0x0000001e;/* 2G */
-
- /* find RAM size using SDRAM CS1 only */
- if (!dramsize)
- sdram_start(0);
-
- test2 = test1 = get_ram_size((long *)(CONFIG_SYS_SDRAM_BASE + dramsize), 0x80000000);
-
- if (!dramsize) {
- sdram_start(1);
- test2 = get_ram_size((long *)(CONFIG_SYS_SDRAM_BASE + dramsize), 0x80000000);
- }
-
- if (test1 > test2) {
- sdram_start(0);
- dramsize2 = test1;
- } else {
- dramsize2 = test2;
- }
-
- /* memory smaller than 1MB is impossible */
- if (dramsize2 < (1 << 20))
- dramsize2 = 0;
-
- /* set SDRAM CS1 size according to the amount of RAM found */
- if (dramsize2 > 0) {
- *(vu_long *)MPC5XXX_SDRAM_CS1CFG = dramsize
- | (0x13 + __builtin_ffs(dramsize2 >> 20) - 1);
- } else {
- *(vu_long *)MPC5XXX_SDRAM_CS1CFG = dramsize; /* disabled */
- }
-
- return dramsize + dramsize2;
-}
-
-int checkboard (void)
-{
- puts ("Board: O2DNT\n");
- return 0;
-}
-
-void flash_preinit(void)
-{
- /*
- * Now, when we are in RAM, enable flash write
- * access for detection process.
- * Note that CS_BOOT cannot be cleared when
- * executing in flash.
- */
- *(vu_long *)MPC5XXX_BOOTCS_CFG &= ~0x1; /* clear RO */
-}
-
-void flash_afterinit(ulong size)
-{
- if (size == 0x800000) { /* adjust mapping */
- *(vu_long *)MPC5XXX_BOOTCS_START = *(vu_long *)MPC5XXX_CS0_START =
- START_REG(CONFIG_SYS_BOOTCS_START | size);
-
- *(vu_long *)MPC5XXX_BOOTCS_STOP = *(vu_long *)MPC5XXX_CS0_STOP =
- STOP_REG(CONFIG_SYS_BOOTCS_START | size, size);
- }
-}
-
-#ifdef CONFIG_PCI
-static struct pci_controller hose;
-
-extern void pci_mpc5xxx_init(struct pci_controller *);
-
-void pci_init_board(void)
-{
- pci_mpc5xxx_init(&hose);
-}
-#endif
-
-int board_eth_init(bd_t *bis)
-{
- cpu_eth_init(bis); /* Built in FEC comes first */
- return pci_eth_init(bis);
-}
+++ /dev/null
-/*
- * (C) Copyright 2005
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#ifndef __CONFIG_H
-#define __CONFIG_H
-
-/*
- * High Level Configuration Options
- * (easy to change)
- */
-#define CONFIG_MPC5xxx 1 /* This is an MPC5xxx CPU */
-#define CONFIG_MPC5200
-#define CONFIG_O2DNT 1 /* ... on O2DNT board */
-
-#define CONFIG_SYS_TEXT_BASE 0xFF000000 /* boot low for 16 MiB boards */
-
-#define CONFIG_SYS_MPC5XXX_CLKIN 33000000 /* ... running at 33.000000MHz */
-
-#define CONFIG_HIGH_BATS 1 /* High BATs supported */
-
-/*
- * Serial console configuration
- */
-#define CONFIG_PSC_CONSOLE 5 /* console is on PSC5 */
-#define CONFIG_BAUDRATE 115200 /* ... at 115200 bps */
-#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200, 230400 }
-
-/*
- * PCI Mapping:
- * 0x40000000 - 0x4fffffff - PCI Memory
- * 0x50000000 - 0x50ffffff - PCI IO Space
- */
-#define CONFIG_PCI 1
-#define CONFIG_PCI_PNP 1
-/* #define CONFIG_PCI_SCAN_SHOW 1 */
-#define CONFIG_PCIAUTO_SKIP_HOST_BRIDGE 1
-
-#define CONFIG_PCI_MEM_BUS 0x40000000
-#define CONFIG_PCI_MEM_PHYS CONFIG_PCI_MEM_BUS
-#define CONFIG_PCI_MEM_SIZE 0x10000000
-
-#define CONFIG_PCI_IO_BUS 0x50000000
-#define CONFIG_PCI_IO_PHYS CONFIG_PCI_IO_BUS
-#define CONFIG_PCI_IO_SIZE 0x01000000
-
-#define CONFIG_SYS_XLB_PIPELINING 1
-
-#define CONFIG_EEPRO100
-#define CONFIG_SYS_RX_ETH_BUFFER 8 /* use 8 rx buffer on eepro100 */
-#define CONFIG_NS8382X 1
-
-/* Partitions */
-#define CONFIG_MAC_PARTITION
-#define CONFIG_DOS_PARTITION
-#define CONFIG_ISO_PARTITION
-
-#define CONFIG_TIMESTAMP /* Print image info with timestamp */
-
-
-/*
- * BOOTP options
- */
-#define CONFIG_BOOTP_BOOTFILESIZE
-#define CONFIG_BOOTP_BOOTPATH
-#define CONFIG_BOOTP_GATEWAY
-#define CONFIG_BOOTP_HOSTNAME
-
-
-/*
- * Command line configuration.
- */
-#include <config_cmd_default.h>
-
-#define CONFIG_CMD_EEPROM
-#define CONFIG_CMD_FAT
-#define CONFIG_CMD_I2C
-#define CONFIG_CMD_NFS
-#define CONFIG_CMD_MII
-#define CONFIG_CMD_PING
-#define CONFIG_CMD_PCI
-
-
-#if (CONFIG_SYS_TEXT_BASE == 0xFF000000) /* Boot low with 16 MB Flash */
-# define CONFIG_SYS_LOWBOOT 1
-#else
-# error "CONFIG_SYS_TEXT_BASE must be 0xFF000000"
-#endif
-
-/*
- * Autobooting
- */
-#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
-
-#define CONFIG_PREBOOT "echo;" \
- "echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \
- "echo"
-
-#undef CONFIG_BOOTARGS
-
-#define CONFIG_EXTRA_ENV_SETTINGS \
- "netdev=eth0\0" \
- "nfsargs=setenv bootargs root=/dev/nfs rw " \
- "nfsroot=${serverip}:${rootpath}\0" \
- "ramargs=setenv bootargs root=/dev/ram rw\0" \
- "addip=setenv bootargs ${bootargs} " \
- "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
- ":${hostname}:${netdev}:off panic=1\0" \
- "flash_nfs=run nfsargs addip;" \
- "bootm ${kernel_addr}\0" \
- "flash_self=run ramargs addip;" \
- "bootm ${kernel_addr} ${ramdisk_addr}\0" \
- "net_nfs=tftp 200000 ${bootfile};run nfsargs addip;bootm\0" \
- "rootpath=/opt/eldk/ppc_82xx\0" \
- "bootfile=/tftpboot/MPC5200/uImage\0" \
- ""
-
-#define CONFIG_BOOTCOMMAND "run flash_self"
-
-/*
- * IPB Bus clocking configuration.
- */
-#define CONFIG_SYS_IPBCLK_EQUALS_XLBCLK /* define for 133MHz speed */
-
-#if defined(CONFIG_SYS_IPBCLK_EQUALS_XLBCLK)
-/*
- * PCI Bus clocking configuration
- *
- * Actually a PCI Clock of 66 MHz is only set (in cpu_init.c) if
- * CONFIG_SYS_IPBCLK_EQUALS_XLBCLK is defined. This is because a PCI Clock
- * of 66 MHz yet hasn't been tested with a IPB Bus Clock of 66 MHz.
- */
-#define CONFIG_SYS_PCICLK_EQUALS_IPBCLK_DIV2 /* define for 66MHz speed */
-#endif
-
-/*
- * I2C configuration
- */
-#define CONFIG_HARD_I2C 1 /* I2C with hardware support */
-#define CONFIG_SYS_I2C_MODULE 1 /* Select I2C module #1 or #2 */
-
-#define CONFIG_SYS_I2C_SPEED 100000 /* 100 kHz */
-#define CONFIG_SYS_I2C_SLAVE 0x7F
-
-/*
- * EEPROM configuration:
- *
- * O2DNT board is equiped with Ramtron FRAM device FM24CL16
- * 16 Kib Ferroelectric Nonvolatile serial RAM memory
- * organized as 2048 x 8 bits and addressable as eight I2C devices
- * 0x50 ... 0x57 each 256 bytes in size
- *
- */
-#define CONFIG_SYS_I2C_FRAM
-#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* 1010000x */
-#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
-#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3
-/*
- * There is no write delay with FRAM, write operations are performed at bus
- * speed. Thus, no status polling or write delay is needed.
- */
-/*#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 70*/
-
-
-/*
- * Flash configuration
- */
-#define CONFIG_SYS_FLASH_BASE 0xFF000000
-#define CONFIG_SYS_FLASH_SIZE 0x01000000
-#define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + 0x00040000)
-
-#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max num of memory banks */
-#define CONFIG_SYS_MAX_FLASH_SECT 128 /* max num of sects on one chip */
-
-#define CONFIG_SYS_FLASH_ERASE_TOUT 240000 /* Flash Erase Timeout (in ms) */
-#define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Flash Write Timeout (in ms) */
-#define CONFIG_SYS_FLASH_UNLOCK_TOUT 10000 /* Timeout for Flash Clear Lock Bits (in ms) */
-#define CONFIG_SYS_FLASH_PROTECTION /* "Real" (hardware) sectors protection */
-
-/*
- * Environment settings
- */
-#define CONFIG_ENV_IS_IN_FLASH 1
-#define CONFIG_ENV_SIZE 0x20000
-#define CONFIG_ENV_SECT_SIZE 0x20000
-#define CONFIG_ENV_OVERWRITE 1
-
-/*
- * Memory map
- */
-#define CONFIG_SYS_MBAR 0xF0000000
-#define CONFIG_SYS_SDRAM_BASE 0x00000000
-#define CONFIG_SYS_DEFAULT_MBAR 0x80000000
-
-/* Use SRAM until RAM will be available */
-#define CONFIG_SYS_INIT_RAM_ADDR MPC5XXX_SRAM
-#define CONFIG_SYS_INIT_RAM_SIZE MPC5XXX_SRAM_SIZE /* Size of used area in DPRAM */
-
-
-#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
-#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
-
-#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
-#define CONFIG_SYS_MONITOR_LEN (192 << 10) /* Reserve 192 kB for Monitor */
-#define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
-#define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
-
-/*
- * Ethernet configuration
- */
-#define CONFIG_MPC5xxx_FEC 1
-#define CONFIG_MPC5xxx_FEC_MII100
-/*
- * Define CONFIG_MPC5xxx_FEC_MII10 to force FEC at 10Mb
- */
-/* #define CONFIG_MPC5xxx_FEC_MII10 */
-#define CONFIG_PHY_ADDR 0x00
-
-/*
- * GPIO configuration
- */
-/*#define CONFIG_SYS_GPS_PORT_CONFIG 0x10002004 */
-#define CONFIG_SYS_GPS_PORT_CONFIG 0x00002006 /* no CAN */
-
-/*
- * Miscellaneous configurable options
- */
-#define CONFIG_SYS_LONGHELP /* undef to save memory */
-#define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
-
-#if defined(CONFIG_CMD_KGDB)
-#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
-#else
-#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
-#endif
-#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
-#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
-#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
-
-#define CONFIG_SYS_MEMTEST_START 0x00100000 /* memtest works on */
-#define CONFIG_SYS_MEMTEST_END 0x00f00000 /* 1 ... 15 MB in DRAM */
-
-#define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
-
-#define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
-
-#define CONFIG_SYS_CACHELINE_SIZE 32 /* For MPC5xxx CPUs */
-#if defined(CONFIG_CMD_KGDB)
-# define CONFIG_SYS_CACHELINE_SHIFT 5 /* log base 2 of the above value */
-#endif
-
-/*
- * Various low-level settings
- */
-#define CONFIG_SYS_HID0_INIT HID0_ICE | HID0_ICFI
-#define CONFIG_SYS_HID0_FINAL HID0_ICE
-
-#define CONFIG_SYS_BOOTCS_START CONFIG_SYS_FLASH_BASE
-#define CONFIG_SYS_BOOTCS_SIZE CONFIG_SYS_FLASH_SIZE
-
-#ifdef CONFIG_SYS_PCICLK_EQUALS_IPBCLK_DIV2
-/*
- * For 66 MHz PCI clock additional Wait State is needed for CS0 (flash).
- */
-#define CONFIG_SYS_BOOTCS_CFG 0x00057801 /* for pci_clk = 66 MHz */
-#else
-#define CONFIG_SYS_BOOTCS_CFG 0x00047801 /* for pci_clk = 33 MHz */
-#endif
-
-#define CONFIG_SYS_CS0_START CONFIG_SYS_FLASH_BASE
-#define CONFIG_SYS_CS0_SIZE CONFIG_SYS_FLASH_SIZE
-
-#define CONFIG_SYS_CS_BURST 0x00000000
-#define CONFIG_SYS_CS_DEADCYCLE 0x33333333
-
-#define CONFIG_SYS_RESET_ADDRESS 0xff000000
-
-#endif /* __CONFIG_H */
projects / karo-tx-uboot.git / commitdiff