ocotea PPC440GX
p3p440 PPC440GP
pcs440ep PPC440EP
+ rainier PPC440GRx
sequoia PPC440EPx
sycamore PPC405GPr
taishan PPC440GX
PLU405 \
PMC405 \
PPChameleonEVB \
+ rainier \
sbc405 \
sc3 \
sequoia \
#include <command.h>
#include <i2c.h>
-static u8 boot_533_nor[] = {
- 0x87, 0x78, 0x82, 0x52, 0x09, 0x57, 0xa0, 0x30,
- 0x40, 0x08, 0x23, 0x50, 0x0d, 0x05, 0x00, 0x00
-};
+/*
+ * There are 2 versions of production Sequoia & Rainier platforms.
+ * The primary difference is the reference clock. Those with
+ * 33333333 reference clocks will also have 667MHz rated
+ * processors. Not enough differences to have unique clock
+ * settings.
+ *
+ * NOR and NAND boot options change bytes 6, 7, 8, 9, 11. The
+ * values are independent of the rest of the clock settings.
+ *
+ * All Sequoias & Rainiers select from two possible EEPROMs in Boot
+ * Config F. One for 33MHz PCI, one for 66MHz PCI. The following
+ * values are for the 33MHz PCI configuration. Byte 5 (0 base) is
+ * the only value affected for a 66MHz PCI and simply needs a +0x10.
+ */
+
+#define NAND_COMPATIBLE 0x01
+#define NOR_COMPATIBLE 0x02
+
+/* check with Stefan on CFG_I2C_EEPROM_ADDR */
+#define I2C_EEPROM_ADDR 0x52
-static u8 boot_533_nand[] = {
- 0x87, 0x78, 0x82, 0x52, 0x09, 0x57, 0xd0, 0x10,
- 0xa0, 0x68, 0x23, 0x58, 0x0d, 0x05, 0x00, 0x00
+static char *config_labels[] = {
+ "CPU: 333 PLB: 133 OPB: 66 EBC: 66",
+ "CPU: 333 PLB: 166 OPB: 83 EBC: 55",
+ "CPU: 400 PLB: 133 OPB: 66 EBC: 66",
+ "CPU: 400 PLB: 160 OPB: 80 EBC: 53",
+ "CPU: 416 PLB: 166 OPB: 83 EBC: 55",
+ "CPU: 500 PLB: 166 OPB: 83 EBC: 55",
+ "CPU: 533 PLB: 133 OPB: 66 EBC: 66",
+ "CPU: 667 PLB: 166 OPB: 83 EBC: 55",
+ NULL
};
-static u8 boot_667_nor[] = {
- 0x87, 0x78, 0xa2, 0x52, 0x09, 0xd7, 0xa0, 0x30,
- 0x40, 0x08, 0x23, 0x50, 0x0d, 0x05, 0x00, 0x00
+static u8 boot_configs[][17] = {
+ {
+ (NOR_COMPATIBLE),
+ 0x84, 0x70, 0xa2, 0xa6, 0x05, 0x57, 0xa0, 0x10, 0x40,
+ 0x08, 0x23, 0x50, 0x0d, 0x05, 0x00, 0x00
+ },
+ {
+ (NAND_COMPATIBLE | NOR_COMPATIBLE),
+ 0xc7, 0x78, 0xf3, 0x4e, 0x05, 0xd7, 0xa0, 0x30, 0x40,
+ 0x08, 0x23, 0x50, 0x0d, 0x05, 0x00, 0x00
+ },
+ {
+ (NOR_COMPATIBLE),
+ 0x86, 0x78, 0xc2, 0xc6, 0x05, 0x57, 0xa0, 0x30, 0x40,
+ 0x08, 0x23, 0x50, 0x0d, 0x05, 0x00, 0x00
+ },
+ {
+ (NOR_COMPATIBLE),
+ 0x86, 0x78, 0xc2, 0xa6, 0x05, 0xd7, 0xa0, 0x10, 0x40,
+ 0x08, 0x23, 0x50, 0x0d, 0x05, 0x00, 0x00
+ },
+ {
+ (NAND_COMPATIBLE | NOR_COMPATIBLE),
+ 0xc6, 0x78, 0x52, 0xa6, 0x05, 0xd7, 0xa0, 0x10, 0x40,
+ 0x08, 0x23, 0x50, 0x0d, 0x05, 0x00, 0x00
+ },
+ {
+ (NAND_COMPATIBLE | NOR_COMPATIBLE),
+ 0xc7, 0x78, 0x52, 0xc6, 0x05, 0xd7, 0xa0, 0x30, 0x40,
+ 0x08, 0x23, 0x50, 0x0d, 0x05, 0x00, 0x00
+ },
+ {
+ (NOR_COMPATIBLE),
+ 0x87, 0x78, 0x82, 0x52, 0x09, 0x57, 0xa0, 0x30, 0x40,
+ 0x08, 0x23, 0x50, 0x0d, 0x05, 0x00, 0x00
+ },
+ {
+ (NAND_COMPATIBLE | NOR_COMPATIBLE),
+ 0x87, 0x78, 0xa2, 0x52, 0x09, 0xd7, 0xa0, 0x30, 0x40,
+ 0x08, 0x23, 0x50, 0x0d, 0x05, 0x00, 0x00
+ },
+ {
+ 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
+ }
};
-static u8 boot_667_nand[] = {
- 0x87, 0x78, 0xa2, 0x52, 0x09, 0xd7, 0xd0, 0x10,
- 0xa0, 0x68, 0x23, 0x58, 0x0d, 0x05, 0x00, 0x00
+/*
+ * Bytes 6,8,9,11 change for NAND boot
+ */
+static u8 nand_boot[] = {
+ 0xd0, 0xa0, 0x68, 0x58
};
static int do_bootstrap(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
- u8 chip;
- u8 *buf;
- int cpu_freq;
+ u8 *buf, bNAND;
+ int x, y, nbytes, selcfg;
+ extern char console_buffer[];
- if (argc < 3) {
+ if (argc < 2) {
printf("Usage:\n%s\n", cmdtp->usage);
return 1;
}
- cpu_freq = simple_strtol(argv[1], NULL, 10);
- if (!((cpu_freq == 533) || (cpu_freq == 667))) {
- printf("Unsupported cpu-frequency - only 533 and 667 supported\n");
+ if ((strcmp(argv[1], "nor") != 0) &&
+ (strcmp(argv[1], "nand") != 0)) {
+ printf("Unsupported boot-device - only nor|nand support\n");
return 1;
}
- /* use 0x52 as I2C EEPROM address for now */
- chip = 0x52;
+ /* set the nand flag based on provided input */
+ if ((strcmp(argv[1], "nand") == 0))
+ bNAND = 1;
+ else
+ bNAND = 0;
- if ((strcmp(argv[2], "nor") != 0) &&
- (strcmp(argv[2], "nand") != 0)) {
- printf("Unsupported boot-device - only nor|nand support\n");
- return 1;
- }
+ printf("Available configurations: \n\n");
- if (strcmp(argv[2], "nand") == 0) {
- switch (cpu_freq) {
- default:
- case 533:
- buf = boot_533_nand;
- break;
- case 667:
- buf = boot_667_nand;
- break;
+ if (bNAND) {
+ for(x = 0, y = 0; boot_configs[x][0] != 0; x++) {
+ /* filter on nand compatible */
+ if (boot_configs[x][0] & NAND_COMPATIBLE) {
+ printf(" %d - %s\n", (y+1), config_labels[x]);
+ y++;
+ }
}
} else {
- switch (cpu_freq) {
- default:
- case 533:
- buf = boot_533_nor;
- break;
- case 667:
- buf = boot_667_nor;
- break;
+ for(x = 0, y = 0; boot_configs[x][0] != 0; x++) {
+ /* filter on nor compatible */
+ if (boot_configs[x][0] & NOR_COMPATIBLE) {
+ printf(" %d - %s\n", (y+1), config_labels[x]);
+ y++;
+ }
}
}
- if (i2c_write(chip, 0, 1, buf, 16) != 0)
- printf("Error writing to EEPROM at address 0x%x\n", chip);
+ do {
+ nbytes = readline(" Selection [1-x / quit]: ");
+
+ if (nbytes) {
+ if (strcmp(console_buffer, "quit") == 0)
+ return 0;
+ selcfg = simple_strtol(console_buffer, NULL, 10);
+ if ((selcfg < 1) || (selcfg > y))
+ nbytes = 0;
+ }
+ } while (nbytes == 0);
+
+
+ y = (selcfg - 1);
+
+ for (x = 0; boot_configs[x][0] != 0; x++) {
+ if (bNAND) {
+ if (boot_configs[x][0] & NAND_COMPATIBLE) {
+ if (y > 0)
+ y--;
+ else if (y < 1)
+ break;
+ }
+ } else {
+ if (boot_configs[x][0] & NOR_COMPATIBLE) {
+ if (y > 0)
+ y--;
+ else if (y < 1)
+ break;
+ }
+ }
+ }
+
+ buf = &boot_configs[x][1];
+
+ if (bNAND) {
+ buf[6] = nand_boot[0];
+ buf[8] = nand_boot[1];
+ buf[9] = nand_boot[2];
+ buf[11] = nand_boot[3];
+ }
+
+ /* check CPLD register +5 for PCI 66MHz flag */
+ if (in8(CFG_BCSR_BASE + 5) & 0x01)
+ buf[5] += 0x10;
+
+ if (i2c_write(I2C_EEPROM_ADDR, 0, 1, buf, 16) != 0)
+ printf("Error writing to EEPROM at address 0x%x\n", I2C_EEPROM_ADDR);
udelay(CFG_EEPROM_PAGE_WRITE_DELAY_MS * 1000);
printf("Done\n");
}
U_BOOT_CMD(
- bootstrap, 3, 0, do_bootstrap,
+ bootstrap, 2, 0, do_bootstrap,
"bootstrap - program the I2C bootstrap EEPROM\n",
- "<cpu-freq> <nor|nand> - program the I2C bootstrap EEPROM\n"
+ "<nand|nor> - strap to boot from NAND or NOR flash\n"
);
#include <common.h>
-#if defined(CONFIG_CMD_NAND) && !defined(CFG_NAND_LEGACY)
-#warning CFG_NAND_LEGACY not defined in a file using the legacy NAND support!
-#endif
-
#include <command.h>
#include <image.h>
#include <asm/byteorder.h>
+++ /dev/null
-/*
- * (C) Copyright 2000-2004
- * 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
- */
-
-/*
- * Modified 4/5/2001
- * Wait for completion of each sector erase command issued
- * 4/5/2001
- * Chris Hallinan - DS4.COM, Inc. - clh@net1plus.com
- *
- * Modified 6/6/2007
- * Added isync
- * Niklaus Giger, Netstal Maschinen, niklaus.giger@netstal.com
- *
- */
-
-#include <common.h>
-#include <ppc4xx.h>
-#include <asm/processor.h>
-
-#if CFG_MAX_FLASH_BANKS != 1
-#error "CFG_MAX_FLASH_BANKS must be 1"
-#endif
-flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */
-
-/*-----------------------------------------------------------------------
- * Functions
- */
-static ulong flash_get_size (vu_long * addr, flash_info_t * info);
-static int write_word (flash_info_t * info, ulong dest, ulong data);
-static void flash_get_offsets (ulong base, flash_info_t * info);
-
-#define ADDR0 0x5555
-#define ADDR1 0x2aaa
-#define FLASH_WORD_SIZE unsigned char
-
-/*-----------------------------------------------------------------------*/
-
-unsigned long flash_init (void)
-{
- unsigned long size_b0;
-
- /* Init: no FLASHes known */
- flash_info[0].flash_id = FLASH_UNKNOWN;
-
- /* Static FLASH Bank configuration here - FIXME XXX */
-
- size_b0 = flash_get_size ((vu_long *) FLASH_BASE0_PRELIM,
- &flash_info[0]);
-
- if (flash_info[0].flash_id == FLASH_UNKNOWN) {
- printf ("## Unknown FLASH on Bank 0- Size=0x%08lx=%ld MB\n",
- size_b0, size_b0 << 20);
- }
-
- /* Only one bank */
- /* Setup offsets */
- flash_get_offsets (FLASH_BASE0_PRELIM, &flash_info[0]);
-
- /* Monitor protection ON by default */
- (void) flash_protect (FLAG_PROTECT_SET,
- FLASH_BASE0_PRELIM,
- FLASH_BASE0_PRELIM + monitor_flash_len - 1,
- &flash_info[0]);
- flash_info[0].size = size_b0;
-
- return size_b0;
-}
-
-
-/*-----------------------------------------------------------------------*/
-/*
- * This implementation assumes that the flash chips are uniform sector
- * devices. This is true for all likely flash devices on a HCUx.
- */
-static void flash_get_offsets (ulong base, flash_info_t * info)
-{
- unsigned idx;
- unsigned long sector_size = info->size / info->sector_count;
-
- for (idx = 0; idx < info->sector_count; idx += 1) {
- info->start[idx] = base + (idx * sector_size);
- }
-}
-
-/*-----------------------------------------------------------------------*/
-void flash_print_info (flash_info_t * info)
-{
- int i;
- int k;
- int size;
- int erased;
- volatile unsigned long *flash;
-
- if (info->flash_id == FLASH_UNKNOWN) {
- printf ("missing or unknown FLASH type\n");
- return;
- }
-
- switch (info->flash_id & FLASH_VENDMASK) {
- case FLASH_MAN_AMD:
- printf ("AMD ");
- break;
- case FLASH_MAN_FUJ:
- printf ("FUJITSU ");
- break;
- case FLASH_MAN_SST:
- printf ("SST ");
- break;
- case FLASH_MAN_STM:
- printf ("ST Micro ");
- break;
- default:
- printf ("Unknown Vendor ");
- break;
- }
-
- /* (Reduced table of only parts expected in HCUx boards.) */
- switch (info->flash_id) {
- case FLASH_MAN_AMD | FLASH_AM040:
- printf ("AM29F040 (512 Kbit, uniform sector size)\n");
- break;
- case FLASH_MAN_STM | FLASH_AM040:
- printf ("MM29W040W (512 Kbit, uniform sector size)\n");
- break;
- default:
- printf ("Unknown Chip Type\n");
- break;
- }
-
- printf (" Size: %ld KB in %d Sectors\n",
- info->size >> 10, info->sector_count);
-
- printf (" Sector Start Addresses:");
- for (i = 0; i < info->sector_count; ++i) {
- /*
- * Check if whole sector is erased
- */
- if (i != (info->sector_count - 1))
- size = info->start[i + 1] - info->start[i];
- else
- size = info->start[0] + info->size - info->start[i];
- erased = 1;
- flash = (volatile unsigned long *) info->start[i];
- size = size >> 2; /* divide by 4 for longword access */
- for (k = 0; k < size; k++) {
- if (*flash++ != 0xffffffff) {
- erased = 0;
- break;
- }
- }
-
- if ((i % 5) == 0)
- printf ("\n ");
- printf (" %08lX%s%s",
- info->start[i],
- erased ? " E" : " ", info->protect[i] ? "RO " : " "
- );
- }
- printf ("\n");
- return;
-}
-
-/*-----------------------------------------------------------------------*/
-
-/*
- * The following code cannot be run from FLASH!
- */
-static ulong flash_get_size (vu_long * addr, flash_info_t * info)
-{
- short i;
- FLASH_WORD_SIZE value;
- ulong base = (ulong) addr;
- volatile FLASH_WORD_SIZE *addr2 = (FLASH_WORD_SIZE *) addr;
-
- /* Write auto select command: read Manufacturer ID */
- asm("isync");
- addr2[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA;
- asm("isync");
- addr2[ADDR1] = (FLASH_WORD_SIZE) 0x00550055;
- asm("isync");
- addr2[ADDR0] = (FLASH_WORD_SIZE) 0x00900090;
- asm("isync");
-
- value = addr2[0];
- asm("isync");
-
- switch (value) {
- case (FLASH_WORD_SIZE) AMD_MANUFACT:
- info->flash_id = FLASH_MAN_AMD;
- break;
- case (FLASH_WORD_SIZE) FUJ_MANUFACT:
- info->flash_id = FLASH_MAN_FUJ;
- break;
- case (FLASH_WORD_SIZE) SST_MANUFACT:
- info->flash_id = FLASH_MAN_SST;
- break;
- case (FLASH_WORD_SIZE)STM_MANUFACT:
- info->flash_id = FLASH_MAN_STM;
- break;
- default:
- info->flash_id = FLASH_UNKNOWN;
- info->sector_count = 0;
- info->size = 0;
- printf("Unknown flash manufacturer code: 0x%x at %p\n",
- value, addr);
- addr2[ADDR0] = (FLASH_WORD_SIZE) 0;
- return (0); /* no or unknown flash */
- }
-
- value = addr2[1]; /* device ID */
-
- switch (value) {
- case (FLASH_WORD_SIZE) AMD_ID_F040B:
- info->flash_id += FLASH_AM040;
- info->sector_count = 8;
- info->size = 0x0080000; /* => 512 ko */
- break;
- case (FLASH_WORD_SIZE) AMD_ID_LV040B:
- info->flash_id += FLASH_AM040;
- info->sector_count = 8;
- info->size = 0x0080000; /* => 512 ko */
- break;
- case (FLASH_WORD_SIZE)STM_ID_M29W040B: /* most likele HCU5 chip */
- info->flash_id += FLASH_AM040;
- info->sector_count = 8;
- info->size = 0x0080000; /* => 512 ko */
- break;
- default:
- info->flash_id = FLASH_UNKNOWN;
- return (0); /* => no or unknown flash */
-
- }
-
- /* Calculate the sector offsets (Use HCUx Optimized code). */
- flash_get_offsets(base, info);
-
- /* check for protected sectors */
- for (i = 0; i < info->sector_count; i++) {
- /* read sector protection at sector address,
- *(A7 .. A0) = 0x02
- * D0 = 1 if protected
- */
- addr2 = (volatile FLASH_WORD_SIZE *) (info->start[i]);
- if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST)
- info->protect[i] = 0;
- else
- info->protect[i] = addr2[2] & 1;
- }
-
- /*
- * Prevent writes to uninitialized FLASH.
- */
- if (info->flash_id != FLASH_UNKNOWN) {
- addr2 = (FLASH_WORD_SIZE *) info->start[0];
- *addr2 = (FLASH_WORD_SIZE) 0x00F000F0; /* reset bank */
- }
-
- return (info->size);
-}
-
-int wait_for_DQ7 (flash_info_t * info, int sect)
-{
- ulong start, now, last;
- volatile FLASH_WORD_SIZE *addr =
- (FLASH_WORD_SIZE *) (info->start[sect]);
-
- start = get_timer (0);
- last = start;
- while ((addr[0] & (FLASH_WORD_SIZE) 0x00800080) !=
- (FLASH_WORD_SIZE) 0x00800080) {
- if ((now = get_timer (start)) > CFG_FLASH_ERASE_TOUT) {
- printf ("Timeout\n");
- return -1;
- }
- /* show that we're waiting */
- if ((now - last) > 1000) { /* every second */
- putc ('.');
- last = now;
- }
- }
- return 0;
-}
-
-/*-----------------------------------------------------------------------*/
-
-int flash_erase (flash_info_t * info, int s_first, int s_last)
-{
- volatile FLASH_WORD_SIZE *addr = (FLASH_WORD_SIZE *) (info->start[0]);
- volatile FLASH_WORD_SIZE *addr2;
- int flag, prot, sect, l_sect;
- int i;
-
- 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;
- }
-
- if (info->flash_id == FLASH_UNKNOWN) {
- printf ("Can't erase unknown flash type - aborted\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 not erased!\n",
- prot);
- } else {
- printf ("\n");
- }
-
- l_sect = -1;
-
- /* Disable interrupts which might cause a timeout here */
- flag = disable_interrupts ();
-
- /* Start erase on unprotected sectors */
- for (sect = s_first; sect <= s_last; sect++) {
- if (info->protect[sect] == 0) { /* not protected */
- addr2 = (FLASH_WORD_SIZE *) (info->start[sect]);
- printf ("Erasing sector %p\n", addr2); /* CLH */
-
- if ((info->flash_id & FLASH_VENDMASK) ==
- FLASH_MAN_SST) {
- addr[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA;
- addr[ADDR1] = (FLASH_WORD_SIZE) 0x00550055;
- addr[ADDR0] = (FLASH_WORD_SIZE) 0x00800080;
- addr[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA;
- addr[ADDR1] = (FLASH_WORD_SIZE) 0x00550055;
- /* block erase */
- addr2[0] = (FLASH_WORD_SIZE) 0x00500050;
- for (i = 0; i < 50; i++) udelay (1000);
- } else {
- addr[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA;
- addr[ADDR1] = (FLASH_WORD_SIZE) 0x00550055;
- addr[ADDR0] = (FLASH_WORD_SIZE) 0x00800080;
- addr[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA;
- addr[ADDR1] = (FLASH_WORD_SIZE) 0x00550055;
- /* sector erase */
- addr2[0] = (FLASH_WORD_SIZE) 0x00300030;
- }
- l_sect = sect;
- /*
- * Wait for each sector to complete, it's more
- * reliable. According to AMD Spec, you must
- * issue all erase commands within a specified
- * timeout. This has been seen to fail, especially
- * if printf()s are included (for debug)!!
- */
- wait_for_DQ7 (info, sect);
- }
- }
-
- /* re-enable interrupts if necessary */
- if (flag)
- enable_interrupts ();
-
- /* wait at least 80us - let's wait 1 ms */
- udelay (1000);
-
-#if 0
- /*
- * We wait for the last triggered sector
- */
- if (l_sect < 0)
- goto DONE;
- wait_for_DQ7 (info, l_sect);
-
-DONE:
-#endif
- /* reset to read mode */
- addr = (FLASH_WORD_SIZE *) info->start[0];
- addr[0] = (FLASH_WORD_SIZE) 0x00F000F0; /* reset bank */
-
- printf (" done\n");
- return 0;
-}
-
-/*-----------------------------------------------------------------------
- * 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)
-{
- ulong cp, wp, data;
- int i, l, rc;
-
- wp = (addr & ~3); /* get lower word aligned address */
-
- /*
- * handle unaligned start bytes
- */
- if ((l = addr - wp) != 0) {
- data = 0;
- for (i = 0, cp = wp; i < l; ++i, ++cp) {
- data = (data << 8) | (*(uchar *) cp);
- }
- for (; i < 4 && cnt > 0; ++i) {
- data = (data << 8) | *src++;
- --cnt;
- ++cp;
- }
- for (; cnt == 0 && i < 4; ++i, ++cp) {
- data = (data << 8) | (*(uchar *) cp);
- }
-
- if ((rc = write_word (info, wp, data)) != 0) {
- return (rc);
- }
- wp += 4;
- }
-
- /*
- * handle word aligned part
- */
- while (cnt >= 4) {
- data = 0;
- for (i = 0; i < 4; ++i) {
- data = (data << 8) | *src++;
- }
- if ((rc = write_word (info, wp, data)) != 0) {
- return (rc);
- }
- wp += 4;
- cnt -= 4;
- }
-
- if (cnt == 0) {
- return (0);
- }
-
- /*
- * handle unaligned tail bytes
- */
- data = 0;
- for (i = 0, cp = wp; i < 4 && cnt > 0; ++i, ++cp) {
- data = (data << 8) | *src++;
- --cnt;
- }
- for (; i < 4; ++i, ++cp) {
- data = (data << 8) | (*(uchar *) cp);
- }
-
- return (write_word (info, wp, data));
-}
-
-/*-----------------------------------------------------------------------
- * Write a word to Flash, returns:
- * 0 - OK
- * 1 - write timeout
- * 2 - Flash not erased
- */
-static int write_word (flash_info_t * info, ulong dest, ulong data)
-{
- volatile FLASH_WORD_SIZE *addr2 =
- (FLASH_WORD_SIZE *) (info->start[0]);
- volatile FLASH_WORD_SIZE *dest2 = (FLASH_WORD_SIZE *) dest;
- volatile FLASH_WORD_SIZE *data2 = (FLASH_WORD_SIZE *) & data;
- ulong start;
- int i;
-
- /* Check if Flash is (sufficiently) erased */
- if ((*((volatile FLASH_WORD_SIZE *) dest) &
- (FLASH_WORD_SIZE) data) != (FLASH_WORD_SIZE) data) {
- return (2);
- }
-
- for (i = 0; i < 4 / sizeof (FLASH_WORD_SIZE); i++) {
- int flag;
-
- /* Disable interrupts which might cause a timeout here */
- flag = disable_interrupts ();
-
- addr2[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA;
- addr2[ADDR1] = (FLASH_WORD_SIZE) 0x00550055;
- addr2[ADDR0] = (FLASH_WORD_SIZE) 0x00A000A0;
-
- dest2[i] = data2[i];
-
- /* re-enable interrupts if necessary */
- if (flag)
- enable_interrupts ();
-
- /* data polling for D7 */
- start = get_timer (0);
- while ((dest2[i] & (FLASH_WORD_SIZE) 0x00800080) !=
- (data2[i] & (FLASH_WORD_SIZE) 0x00800080)) {
-
- if (get_timer (start) > CFG_FLASH_WRITE_TOUT) {
- return (1);
- }
- }
- }
-
- return (0);
-}
--- /dev/null
+/*
+ * (C) Copyright 2000-2004
+ * 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
+ */
+
+/*
+ * Modified 4/5/2001
+ * Wait for completion of each sector erase command issued
+ * 4/5/2001
+ * Chris Hallinan - DS4.COM, Inc. - clh@net1plus.com
+ *
+ * Modified 6/6/2007
+ * Added isync
+ * Niklaus Giger, Netstal Maschinen, niklaus.giger@netstal.com
+ *
+ */
+
+#include <common.h>
+#include <ppc4xx.h>
+#include <asm/processor.h>
+
+#if CFG_MAX_FLASH_BANKS != 1
+#error "CFG_MAX_FLASH_BANKS must be 1"
+#endif
+flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */
+
+/*-----------------------------------------------------------------------
+ * Functions
+ */
+static ulong flash_get_size (vu_long * addr, flash_info_t * info);
+static int write_word (flash_info_t * info, ulong dest, ulong data);
+static void flash_get_offsets (ulong base, flash_info_t * info);
+
+#define ADDR0 0x5555
+#define ADDR1 0x2aaa
+#define FLASH_WORD_SIZE unsigned char
+
+/*-----------------------------------------------------------------------*/
+
+unsigned long flash_init (void)
+{
+ unsigned long size_b0;
+
+ /* Init: no FLASHes known */
+ flash_info[0].flash_id = FLASH_UNKNOWN;
+
+ /* Static FLASH Bank configuration here - FIXME XXX */
+
+ size_b0 = flash_get_size ((vu_long *) FLASH_BASE0_PRELIM,
+ &flash_info[0]);
+
+ if (flash_info[0].flash_id == FLASH_UNKNOWN) {
+ printf ("## Unknown FLASH on Bank 0- Size=0x%08lx=%ld MB\n",
+ size_b0, size_b0 << 20);
+ }
+
+ /* Only one bank */
+ /* Setup offsets */
+ flash_get_offsets (FLASH_BASE0_PRELIM, &flash_info[0]);
+
+ /* Monitor protection ON by default */
+ (void) flash_protect (FLAG_PROTECT_SET,
+ FLASH_BASE0_PRELIM,
+ FLASH_BASE0_PRELIM + monitor_flash_len - 1,
+ &flash_info[0]);
+ flash_info[0].size = size_b0;
+
+ return size_b0;
+}
+
+
+/*-----------------------------------------------------------------------*/
+/*
+ * This implementation assumes that the flash chips are uniform sector
+ * devices. This is true for all likely flash devices on a HCUx.
+ */
+static void flash_get_offsets (ulong base, flash_info_t * info)
+{
+ unsigned idx;
+ unsigned long sector_size = info->size / info->sector_count;
+
+ for (idx = 0; idx < info->sector_count; idx += 1) {
+ info->start[idx] = base + (idx * sector_size);
+ }
+}
+
+/*-----------------------------------------------------------------------*/
+void flash_print_info (flash_info_t * info)
+{
+ int i;
+ int k;
+ int size;
+ int erased;
+ volatile unsigned long *flash;
+
+ if (info->flash_id == FLASH_UNKNOWN) {
+ printf ("missing or unknown FLASH type\n");
+ return;
+ }
+
+ switch (info->flash_id & FLASH_VENDMASK) {
+ case FLASH_MAN_AMD:
+ printf ("AMD ");
+ break;
+ case FLASH_MAN_FUJ:
+ printf ("FUJITSU ");
+ break;
+ case FLASH_MAN_SST:
+ printf ("SST ");
+ break;
+ case FLASH_MAN_STM:
+ printf ("ST Micro ");
+ break;
+ default:
+ printf ("Unknown Vendor ");
+ break;
+ }
+
+ /* (Reduced table of only parts expected in HCUx boards.) */
+ switch (info->flash_id) {
+ case FLASH_MAN_AMD | FLASH_AM040:
+ printf ("AM29F040 (512 Kbit, uniform sector size)\n");
+ break;
+ case FLASH_MAN_STM | FLASH_AM040:
+ printf ("MM29W040W (512 Kbit, uniform sector size)\n");
+ break;
+ default:
+ printf ("Unknown Chip Type\n");
+ break;
+ }
+
+ printf (" Size: %ld KB in %d Sectors\n",
+ info->size >> 10, info->sector_count);
+
+ printf (" Sector Start Addresses:");
+ for (i = 0; i < info->sector_count; ++i) {
+ /*
+ * Check if whole sector is erased
+ */
+ if (i != (info->sector_count - 1))
+ size = info->start[i + 1] - info->start[i];
+ else
+ size = info->start[0] + info->size - info->start[i];
+ erased = 1;
+ flash = (volatile unsigned long *) info->start[i];
+ size = size >> 2; /* divide by 4 for longword access */
+ for (k = 0; k < size; k++) {
+ if (*flash++ != 0xffffffff) {
+ erased = 0;
+ break;
+ }
+ }
+
+ if ((i % 5) == 0)
+ printf ("\n ");
+ printf (" %08lX%s%s",
+ info->start[i],
+ erased ? " E" : " ", info->protect[i] ? "RO " : " "
+ );
+ }
+ printf ("\n");
+ return;
+}
+
+/*-----------------------------------------------------------------------*/
+
+/*
+ * The following code cannot be run from FLASH!
+ */
+static ulong flash_get_size (vu_long * addr, flash_info_t * info)
+{
+ short i;
+ FLASH_WORD_SIZE value;
+ ulong base = (ulong) addr;
+ volatile FLASH_WORD_SIZE *addr2 = (FLASH_WORD_SIZE *) addr;
+
+ /* Write auto select command: read Manufacturer ID */
+ asm("isync");
+ addr2[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA;
+ asm("isync");
+ addr2[ADDR1] = (FLASH_WORD_SIZE) 0x00550055;
+ asm("isync");
+ addr2[ADDR0] = (FLASH_WORD_SIZE) 0x00900090;
+ asm("isync");
+
+ value = addr2[0];
+ asm("isync");
+
+ switch (value) {
+ case (FLASH_WORD_SIZE) AMD_MANUFACT:
+ info->flash_id = FLASH_MAN_AMD;
+ break;
+ case (FLASH_WORD_SIZE) FUJ_MANUFACT:
+ info->flash_id = FLASH_MAN_FUJ;
+ break;
+ case (FLASH_WORD_SIZE) SST_MANUFACT:
+ info->flash_id = FLASH_MAN_SST;
+ break;
+ case (FLASH_WORD_SIZE)STM_MANUFACT:
+ info->flash_id = FLASH_MAN_STM;
+ break;
+ default:
+ info->flash_id = FLASH_UNKNOWN;
+ info->sector_count = 0;
+ info->size = 0;
+ printf("Unknown flash manufacturer code: 0x%x at %p\n",
+ value, addr);
+ addr2[ADDR0] = (FLASH_WORD_SIZE) 0;
+ return (0); /* no or unknown flash */
+ }
+
+ value = addr2[1]; /* device ID */
+
+ switch (value) {
+ case (FLASH_WORD_SIZE) AMD_ID_F040B:
+ info->flash_id += FLASH_AM040;
+ info->sector_count = 8;
+ info->size = 0x0080000; /* => 512 ko */
+ break;
+ case (FLASH_WORD_SIZE) AMD_ID_LV040B:
+ info->flash_id += FLASH_AM040;
+ info->sector_count = 8;
+ info->size = 0x0080000; /* => 512 ko */
+ break;
+ case (FLASH_WORD_SIZE)STM_ID_M29W040B: /* most likele HCU5 chip */
+ info->flash_id += FLASH_AM040;
+ info->sector_count = 8;
+ info->size = 0x0080000; /* => 512 ko */
+ break;
+ default:
+ info->flash_id = FLASH_UNKNOWN;
+ return (0); /* => no or unknown flash */
+
+ }
+
+ /* Calculate the sector offsets (Use HCUx Optimized code). */
+ flash_get_offsets(base, info);
+
+ /* check for protected sectors */
+ for (i = 0; i < info->sector_count; i++) {
+ /* read sector protection at sector address,
+ *(A7 .. A0) = 0x02
+ * D0 = 1 if protected
+ */
+ addr2 = (volatile FLASH_WORD_SIZE *) (info->start[i]);
+ if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST)
+ info->protect[i] = 0;
+ else
+ info->protect[i] = addr2[2] & 1;
+ }
+
+ /*
+ * Prevent writes to uninitialized FLASH.
+ */
+ if (info->flash_id != FLASH_UNKNOWN) {
+ addr2 = (FLASH_WORD_SIZE *) info->start[0];
+ *addr2 = (FLASH_WORD_SIZE) 0x00F000F0; /* reset bank */
+ }
+
+ return (info->size);
+}
+
+int wait_for_DQ7 (flash_info_t * info, int sect)
+{
+ ulong start, now, last;
+ volatile FLASH_WORD_SIZE *addr =
+ (FLASH_WORD_SIZE *) (info->start[sect]);
+
+ start = get_timer (0);
+ last = start;
+ while ((addr[0] & (FLASH_WORD_SIZE) 0x00800080) !=
+ (FLASH_WORD_SIZE) 0x00800080) {
+ if ((now = get_timer (start)) > CFG_FLASH_ERASE_TOUT) {
+ printf ("Timeout\n");
+ return -1;
+ }
+ /* show that we're waiting */
+ if ((now - last) > 1000) { /* every second */
+ putc ('.');
+ last = now;
+ }
+ }
+ return 0;
+}
+
+/*-----------------------------------------------------------------------*/
+
+int flash_erase (flash_info_t * info, int s_first, int s_last)
+{
+ volatile FLASH_WORD_SIZE *addr = (FLASH_WORD_SIZE *) (info->start[0]);
+ volatile FLASH_WORD_SIZE *addr2;
+ int flag, prot, sect, l_sect;
+ int i;
+
+ 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;
+ }
+
+ if (info->flash_id == FLASH_UNKNOWN) {
+ printf ("Can't erase unknown flash type - aborted\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 not erased!\n",
+ prot);
+ } else {
+ printf ("\n");
+ }
+
+ l_sect = -1;
+
+ /* Disable interrupts which might cause a timeout here */
+ flag = disable_interrupts ();
+
+ /* Start erase on unprotected sectors */
+ for (sect = s_first; sect <= s_last; sect++) {
+ if (info->protect[sect] == 0) { /* not protected */
+ addr2 = (FLASH_WORD_SIZE *) (info->start[sect]);
+ printf ("Erasing sector %p\n", addr2); /* CLH */
+
+ if ((info->flash_id & FLASH_VENDMASK) ==
+ FLASH_MAN_SST) {
+ addr[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA;
+ addr[ADDR1] = (FLASH_WORD_SIZE) 0x00550055;
+ addr[ADDR0] = (FLASH_WORD_SIZE) 0x00800080;
+ addr[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA;
+ addr[ADDR1] = (FLASH_WORD_SIZE) 0x00550055;
+ /* block erase */
+ addr2[0] = (FLASH_WORD_SIZE) 0x00500050;
+ for (i = 0; i < 50; i++) udelay (1000);
+ } else {
+ addr[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA;
+ addr[ADDR1] = (FLASH_WORD_SIZE) 0x00550055;
+ addr[ADDR0] = (FLASH_WORD_SIZE) 0x00800080;
+ addr[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA;
+ addr[ADDR1] = (FLASH_WORD_SIZE) 0x00550055;
+ /* sector erase */
+ addr2[0] = (FLASH_WORD_SIZE) 0x00300030;
+ }
+ l_sect = sect;
+ /*
+ * Wait for each sector to complete, it's more
+ * reliable. According to AMD Spec, you must
+ * issue all erase commands within a specified
+ * timeout. This has been seen to fail, especially
+ * if printf()s are included (for debug)!!
+ */
+ wait_for_DQ7 (info, sect);
+ }
+ }
+
+ /* re-enable interrupts if necessary */
+ if (flag)
+ enable_interrupts ();
+
+ /* wait at least 80us - let's wait 1 ms */
+ udelay (1000);
+
+#if 0
+ /*
+ * We wait for the last triggered sector
+ */
+ if (l_sect < 0)
+ goto DONE;
+ wait_for_DQ7 (info, l_sect);
+
+DONE:
+#endif
+ /* reset to read mode */
+ addr = (FLASH_WORD_SIZE *) info->start[0];
+ addr[0] = (FLASH_WORD_SIZE) 0x00F000F0; /* reset bank */
+
+ printf (" done\n");
+ return 0;
+}
+
+/*-----------------------------------------------------------------------
+ * 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)
+{
+ ulong cp, wp, data;
+ int i, l, rc;
+
+ wp = (addr & ~3); /* get lower word aligned address */
+
+ /*
+ * handle unaligned start bytes
+ */
+ if ((l = addr - wp) != 0) {
+ data = 0;
+ for (i = 0, cp = wp; i < l; ++i, ++cp) {
+ data = (data << 8) | (*(uchar *) cp);
+ }
+ for (; i < 4 && cnt > 0; ++i) {
+ data = (data << 8) | *src++;
+ --cnt;
+ ++cp;
+ }
+ for (; cnt == 0 && i < 4; ++i, ++cp) {
+ data = (data << 8) | (*(uchar *) cp);
+ }
+
+ if ((rc = write_word (info, wp, data)) != 0) {
+ return (rc);
+ }
+ wp += 4;
+ }
+
+ /*
+ * handle word aligned part
+ */
+ while (cnt >= 4) {
+ data = 0;
+ for (i = 0; i < 4; ++i) {
+ data = (data << 8) | *src++;
+ }
+ if ((rc = write_word (info, wp, data)) != 0) {
+ return (rc);
+ }
+ wp += 4;
+ cnt -= 4;
+ }
+
+ if (cnt == 0) {
+ return (0);
+ }
+
+ /*
+ * handle unaligned tail bytes
+ */
+ data = 0;
+ for (i = 0, cp = wp; i < 4 && cnt > 0; ++i, ++cp) {
+ data = (data << 8) | *src++;
+ --cnt;
+ }
+ for (; i < 4; ++i, ++cp) {
+ data = (data << 8) | (*(uchar *) cp);
+ }
+
+ return (write_word (info, wp, data));
+}
+
+/*-----------------------------------------------------------------------
+ * Write a word to Flash, returns:
+ * 0 - OK
+ * 1 - write timeout
+ * 2 - Flash not erased
+ */
+static int write_word (flash_info_t * info, ulong dest, ulong data)
+{
+ volatile FLASH_WORD_SIZE *addr2 =
+ (FLASH_WORD_SIZE *) (info->start[0]);
+ volatile FLASH_WORD_SIZE *dest2 = (FLASH_WORD_SIZE *) dest;
+ volatile FLASH_WORD_SIZE *data2 = (FLASH_WORD_SIZE *) & data;
+ ulong start;
+ int i;
+
+ /* Check if Flash is (sufficiently) erased */
+ if ((*((volatile FLASH_WORD_SIZE *) dest) &
+ (FLASH_WORD_SIZE) data) != (FLASH_WORD_SIZE) data) {
+ return (2);
+ }
+
+ for (i = 0; i < 4 / sizeof (FLASH_WORD_SIZE); i++) {
+ int flag;
+
+ /* Disable interrupts which might cause a timeout here */
+ flag = disable_interrupts ();
+
+ addr2[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA;
+ addr2[ADDR1] = (FLASH_WORD_SIZE) 0x00550055;
+ addr2[ADDR0] = (FLASH_WORD_SIZE) 0x00A000A0;
+
+ dest2[i] = data2[i];
+
+ /* re-enable interrupts if necessary */
+ if (flag)
+ enable_interrupts ();
+
+ /* data polling for D7 */
+ start = get_timer (0);
+ while ((dest2[i] & (FLASH_WORD_SIZE) 0x00800080) !=
+ (data2[i] & (FLASH_WORD_SIZE) 0x00800080)) {
+
+ if (get_timer (start) > CFG_FLASH_WRITE_TOUT) {
+ return (1);
+ }
+ }
+ }
+
+ return (0);
+}
LIB = $(obj)lib$(BOARD).a
-vpath flash.c ../common
-COBJS = $(BOARD).o flash.o
+vpath hcu_flash.c ../common
+
+# NOBJS : Netstal common objects
+NOBJS = hcu_flash.o
+COBJS = $(BOARD).o
SOBJS =
-SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
+SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) ../common/$(NOBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
+NOBJS := $(addprefix $(obj),$(NOBJS))
SOBJS := $(addprefix $(obj),$(SOBJS))
-$(LIB): $(OBJS) $(SOBJS)
- $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
+$(LIB): $(OBJS) $(SOBJS) $(NOBJS)
+ $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS) $(NOBJS)
clean:
rm -f $(SOBJS) $(OBJS)
HW_GENERATION_MCU25 = 0x09,
};
-void sysLedSet(u32 value);
+void hcu_led_set(u32 value);
long int spd_sdram(int(read_spd)(uint addr));
#ifdef CONFIG_SPD_EEPROM
printf ("HCU3: index %d\n\n", index);
else if (generation == HW_GENERATION_HCU4)
printf ("HCU4: index %d\n\n", index);
- /* GPIO here noch nicht richtig initialisert !!! */
- sysLedSet(0);
+ hcu_led_set(0);
for (j = 0; j < 7; j++) {
- sysLedSet(1 << j);
+ hcu_led_set(1 << j);
udelay(50 * 1000);
}
return 0;
}
-u32 sysLedGet(void)
+u32 hcu_led_get(void)
{
return (~((*(u32 *)GPIO0_OR)) >> 23) & 0xff;
}
-void sysLedSet(u32 value /* value to place in LEDs */)
+/*---------------------------------------------------------------------------+
+ * hcu_led_set value to be placed into the LEDs (max 6 bit)
+ *---------------------------------------------------------------------------*/
+void hcu_led_set(u32 value)
{
u32 tmp = ~value;
u32 *ledReg;
}
/*---------------------------------------------------------------------------+
- * getSerialNr
+ * hcu_serial_number
*---------------------------------------------------------------------------*/
-static u32 getSerialNr(void)
+static u32 hcu_serial_number(void)
{
u32 *serial = (u32 *)CFG_FLASH_BASE;
char *s = getenv("ethaddr");
char *e;
int i;
- u32 serial = getSerialNr();
+ u32 serial = hcu_serial_number();
for (i = 0; i < 6; ++i) {
gd->bd->bi_enetaddr[i] = s ? simple_strtoul (s, &e, 16) : 0;
LIB = $(obj)lib$(BOARD).a
-vpath flash.c ../common
-COBJS = $(BOARD).o sdram.o flash.o
+vpath hcu_flash.c ../common
+
+# NOBJS : Netstal common objects
+NOBJS = hcu_flash.o
+COBJS = $(BOARD).o sdram.o
SOBJS = init.o
-SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
+SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) ../common/$(NOBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
+NOBJS := $(addprefix $(obj),$(NOBJS))
SOBJS := $(addprefix $(obj),$(SOBJS))
-$(LIB): $(OBJS) $(SOBJS)
- $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
+$(LIB): $(OBJS) $(SOBJS) $(NOBJS)
+ $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS) $(NOBJS)
clean:
rm -f $(SOBJS) $(OBJS)
#include <asm/processor.h>
#include <ppc440.h>
#include <asm/mmu.h>
+#include <net.h>
DECLARE_GLOBAL_DATA_PTR;
-void sysLedSet(u32 value);
+void hcu_led_set(u32 value);
extern flash_info_t flash_info[CFG_MAX_FLASH_BANKS];
#define SDR0_ECID2 0x0082
#define SDR0_ECID3 0x0083
-#define SYS_IO_ADDRESS 0xcce00000
+#define SYS_IO_ADDRESS (CFG_CS_2 + 0x00e00000)
+#define SYS_SLOT_ADDRESS (CFG_CPLD + 0x00400000)
#define DEFAULT_ETH_ADDR "ethaddr"
/* ethaddr for first or etha1ddr for second ethernet */
return 0;
}
+#ifdef CONFIG_BOARD_PRE_INIT
int board_pre_init(void)
{
return board_early_init_f();
}
+#endif
+
int checkboard(void)
{
unsigned int j;
printf("Chip ID 0x%x 0x%x 0x%x 0x%x\n", ecid0, ecid1, ecid2, ecid3);
for (j = 0;j < 6; j++) {
- sysLedSet(1 << j);
+ hcu_led_set(1 << j);
udelay(200 * 1000);
}
return 0;
}
-u32 sysLedGet(void)
+u32 hcu_led_get(void)
{
return in16(SYS_IO_ADDRESS) & 0x3f;
}
-void sysLedSet(u32 value /* value to place in LEDs */)
+/*---------------------------------------------------------------------------+
+ * hcu_led_set value to be placed into the LEDs (max 6 bit)
+ *---------------------------------------------------------------------------*/
+void hcu_led_set(u32 value)
{
out16(SYS_IO_ADDRESS, value);
}
/*---------------------------------------------------------------------------+
- * getSerialNr
+ * get_serial_number
*---------------------------------------------------------------------------*/
-static u32 getSerialNr(void)
+static u32 get_serial_number(void)
{
u32 *serial = (u32 *)CFG_FLASH_BASE;
if (*serial == 0xffffffff)
- return get_ticks();
+ return 0;
return *serial;
}
+/*---------------------------------------------------------------------------+
+ * hcu_get_slot
+ *---------------------------------------------------------------------------*/
+u32 hcu_get_slot(void)
+{
+ u16 *slot = (u16 *)SYS_SLOT_ADDRESS;
+ return (*slot) & 0x7f;
+}
+
+
/*---------------------------------------------------------------------------+
* misc_init_r.
*---------------------------------------------------------------------------*/
char *s = getenv(DEFAULT_ETH_ADDR);
char *e;
int i;
- u32 serial = getSerialNr();
+ u32 serial = get_serial_number();
unsigned long usb2d0cr = 0;
unsigned long usb2phy0cr, usb2h0cr = 0;
unsigned long sdr0_pfc1;
gd->bd->bi_enetaddr[2] = 0x13;
gd->bd->bi_enetaddr[3] = (serial >> 16) & 0xff;
gd->bd->bi_enetaddr[4] = (serial >> 8) & 0xff;
- /* byte[5].bit 0 must be zero */
- gd->bd->bi_enetaddr[5] = (serial >> 0) & 0xfe;
+ gd->bd->bi_enetaddr[5] = hcu_get_slot();
sprintf(ethaddr, "%02X:%02X:%02X:%02X:%02X:%02X\0",
gd->bd->bi_enetaddr[0], gd->bd->bi_enetaddr[1],
gd->bd->bi_enetaddr[2], gd->bd->bi_enetaddr[3],
setenv(DEFAULT_ETH_ADDR, ethaddr);
}
+ /* IP-Adress update */
+ {
+ IPaddr_t ipaddr;
+ char *ipstring;
+
+ ipstring = getenv("ipaddr");
+ if (ipstring == 0)
+ ipaddr = string_to_ip("172.25.1.99");
+ else
+ ipaddr = string_to_ip(ipstring);
+ if ((ipaddr & 0xff) != (32 + hcu_get_slot())) {
+ char tmp[22];
+
+ ipaddr = (ipaddr & 0xffffff00) + 32 + hcu_get_slot();
+ ip_to_string (ipaddr, tmp);
+ printf("%s: enforce %s\n", __FUNCTION__, tmp);
+ setenv("ipaddr", tmp);
+ }
+ }
#ifdef CFG_ENV_IS_IN_FLASH
/* Monitor protection ON by default */
(void)flash_protect(FLAG_PROTECT_SET,
return 0;
}
+#if defined(CONFIG_PCI)
/*************************************************************************
* pci_pre_init
*
* certain pre-initialization actions.
*
************************************************************************/
-#if defined(CONFIG_PCI)
int pci_pre_init(struct pci_controller *hose)
{
unsigned long addr;
return 1;
}
-#endif /* defined(CONFIG_PCI) */
/*************************************************************************
* pci_target_init
* may not be sufficient for a given board.
*
************************************************************************/
-#if defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT)
void pci_target_init(struct pci_controller *hose)
{
/*-------------------------------------------------------------+
pci_write_config_dword(0, PCI_BRDGOPT2, 0x00000101);
}
-#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT) */
/*************************************************************************
* pci_master_init
*
************************************************************************/
-#if defined(CONFIG_PCI) && defined(CFG_PCI_MASTER_INIT)
void pci_master_init(struct pci_controller *hose)
{
unsigned short temp_short;
temp_short | PCI_COMMAND_MASTER |
PCI_COMMAND_MEMORY);
}
-#endif
-/* defined(CONFIG_PCI) && defined(CFG_PCI_MASTER_INIT) */
/*************************************************************************
* is_pci_host
*
*
************************************************************************/
-#if defined(CONFIG_PCI)
int is_pci_host(struct pci_controller *hose)
{
return 1;
}
-#endif /* defined(CONFIG_PCI) */
+#endif /* defined(CONFIG_PCI) */
#include <asm/mmu.h>
#include <ppc440.h>
-void sysLedSet(u32 value);
+void hcu_led_set(u32 value);
void dcbz_area(u32 start_address, u32 num_bytes);
void dflush(void);
void sdram_panic(const char *reason)
{
printf("\n%s: reason %s", __FUNCTION__, reason);
- sysLedSet(0xff);
+ hcu_led_set(0xff);
while (1) {
}
/* Never return */
mfsdram(DDR0_00, val);
mtsdram(DDR0_00, val | DDR0_00_INT_ACK_ALL);
+ /*
+ * Clear possible errors
+ * If not done, then we could get an interrupt later on when
+ * exceptions are enabled.
+ */
+ mtspr(mcsr, mfspr(mcsr));
+
/* Set 'int_mask' parameter to functionnal value */
mfsdram(DDR0_01, val);
mtsdram(DDR0_01, ((val &~ DDR0_01_INT_MASK_MASK) |
sdram_panic(INVALID_HW_CONFIG);
break;
}
- dram_size -= 16 * 1024 * 1024;
mtsdram(DDR0_07, 0x00090100);
/*
* TCPD=200 cycles of clock input is required to lock the DLL.
/*
* Program tlb entries for this size (dynamic)
*/
+ remove_tlb(CFG_SDRAM_BASE, 256 << 20);
program_tlb(0, 0, dram_size, MY_TLB_WORD2_I_ENABLE);
/*
*/
program_tlb(0, CFG_DDR_CACHED_ADDR, dram_size, 0);
+ /* Diminish RAM to initialize */
+ dram_size = dram_size - 32 ;
#ifdef CONFIG_DDR_ECC
/*
* If ECC is enabled, initialize the parity bits.
#define CONFIG_CMD_USB
#endif
+#ifndef CONFIG_RAINIER
+#define CFG_POST_FPU_ON CFG_POST_FPU
+#else
+#define CFG_POST_FPU_ON 0
+#endif
/* POST support */
#define CONFIG_POST (CFG_POST_MEMORY | \
CFG_POST_UART | \
CFG_POST_I2C | \
CFG_POST_CACHE | \
- CFG_POST_FPU | \
+ CFG_POST_FPU_ON | \
CFG_POST_ETHER | \
CFG_POST_SPR)
projects / oweals / u-boot.git / commitdiff