diff options
Diffstat (limited to 'board/mousse/flash.c')
-rw-r--r-- | board/mousse/flash.c | 1199 |
1 files changed, 597 insertions, 602 deletions
diff --git a/board/mousse/flash.c b/board/mousse/flash.c index 3c4a802..2c32b8f 100644 --- a/board/mousse/flash.c +++ b/board/mousse/flash.c @@ -120,140 +120,141 @@ int flashDevCount = (sizeof (flashDev) / sizeof (flashDev[0])); #define FLASH0_READ(dev, addr) \ (*FLASH0_ADDR(dev, addr)) -PRIVATE int flashCheck(flash_dev_t *dev) +PRIVATE int flashCheck (flash_dev_t * dev) { - if (! flashLibInited) { - printf("flashCheck: flashLib not initialized\n"); - return ERROR; - } - - if (dev < &flashDev[0] || dev >= &flashDev[flashDevCount]) { - printf("flashCheck: Bad dev parameter\n"); - return ERROR; - } - - if (! dev->found) { - printf("flashCheck: Device %d not available\n", DEV_NO(dev)); - return ERROR; - } - - return OK; + if (!flashLibInited) { + printf ("flashCheck: flashLib not initialized\n"); + return ERROR; + } + + if (dev < &flashDev[0] || dev >= &flashDev[flashDevCount]) { + printf ("flashCheck: Bad dev parameter\n"); + return ERROR; + } + + if (!dev->found) { + printf ("flashCheck: Device %d not available\n", DEV_NO (dev)); + return ERROR; + } + + return OK; } -PRIVATE void flashReset(flash_dev_t *dev) +PRIVATE void flashReset (flash_dev_t * dev) { - PRINTF("flashReset: dev=%d\n", DEV_NO(dev)); + PRINTF ("flashReset: dev=%d\n", DEV_NO (dev)); - if (dev->bank == FLASH0_BANK) { - FLASH0_WRITE(dev, 0x555, 0xaa); - FLASH0_WRITE(dev, 0xaaa, 0x55); - FLASH0_WRITE(dev, 0x555, 0xf0); - } + if (dev->bank == FLASH0_BANK) { + FLASH0_WRITE (dev, 0x555, 0xaa); + FLASH0_WRITE (dev, 0xaaa, 0x55); + FLASH0_WRITE (dev, 0x555, 0xf0); + } - udelay(SLEEP_DELAY); + udelay (SLEEP_DELAY); - PRINTF("flashReset: done\n"); + PRINTF ("flashReset: done\n"); } -PRIVATE int flashProbe(flash_dev_t *dev) +PRIVATE int flashProbe (flash_dev_t * dev) { - int rv, deviceID, vendorID; + int rv, deviceID, vendorID; - PRINTF("flashProbe: dev=%d\n", DEV_NO(dev)); + PRINTF ("flashProbe: dev=%d\n", DEV_NO (dev)); - if (dev->bank != FLASH0_BANK) { - rv = ERROR; - goto DONE; - } + if (dev->bank != FLASH0_BANK) { + rv = ERROR; + goto DONE; + } - FLASH0_WRITE(dev, 0xaaa, 0xaa); - FLASH0_WRITE(dev, 0x555, 0x55); - FLASH0_WRITE(dev, 0xaaa, 0x90); + FLASH0_WRITE (dev, 0xaaa, 0xaa); + FLASH0_WRITE (dev, 0x555, 0x55); + FLASH0_WRITE (dev, 0xaaa, 0x90); - udelay(SLEEP_DELAY); + udelay (SLEEP_DELAY); - vendorID = FLASH0_READ(dev, 0); - deviceID = FLASH0_READ(dev, 2); + vendorID = FLASH0_READ (dev, 0); + deviceID = FLASH0_READ (dev, 2); - FLASH0_WRITE(dev, 0, 0xf0); + FLASH0_WRITE (dev, 0, 0xf0); - PRINTF("flashProbe: vendor=0x%x device=0x%x\n", vendorID, deviceID); + PRINTF ("flashProbe: vendor=0x%x device=0x%x\n", vendorID, deviceID); - if (vendorID == dev->vendorID && deviceID == dev->deviceID) - rv = OK; - else - rv = ERROR; + if (vendorID == dev->vendorID && deviceID == dev->deviceID) + rv = OK; + else + rv = ERROR; -DONE: - PRINTF("flashProbe: rv=%d\n", rv); + DONE: + PRINTF ("flashProbe: rv=%d\n", rv); - return rv; + return rv; } -PRIVATE int flashWait(flash_dev_t *dev, int addr, int expect, int erase) +PRIVATE int flashWait (flash_dev_t * dev, int addr, int expect, int erase) { - int rv = ERROR; - int i, data; - int polls; + int rv = ERROR; + int i, data; + int polls; + #if 0 - PRINTF("flashWait: dev=%d addr=0x%x expect=0x%x erase=%d\n", - DEV_NO(dev), addr, expect, erase); + PRINTF ("flashWait: dev=%d addr=0x%x expect=0x%x erase=%d\n", + DEV_NO (dev), addr, expect, erase); #endif - if (dev->bank != FLASH0_BANK) { - rv = ERROR; - goto done; - } - - if (erase) - polls = FLASH_ERASE_SECTOR_TIMEOUT; /* Ticks */ - else - polls = FLASH_PROGRAM_POLLS; /* Loops */ + if (dev->bank != FLASH0_BANK) { + rv = ERROR; + goto done; + } - for (i = 0; i < polls; i++) { if (erase) - udelay(SLEEP_DELAY); + polls = FLASH_ERASE_SECTOR_TIMEOUT; /* Ticks */ + else + polls = FLASH_PROGRAM_POLLS; /* Loops */ - data = FLASH0_READ(dev, addr); + for (i = 0; i < polls; i++) { + if (erase) + udelay (SLEEP_DELAY); - if (((data ^ expect) & 0x80) == 0) { - rv = OK; - goto done; - } + data = FLASH0_READ (dev, addr); - if (data & 0x20) { - /* - * If the 0x20 bit has come on, it could actually be because - * the operation succeeded, so check the done bit again. - */ + if (((data ^ expect) & 0x80) == 0) { + rv = OK; + goto done; + } - data = FLASH0_READ(dev, addr); + if (data & 0x20) { + /* + * If the 0x20 bit has come on, it could actually be because + * the operation succeeded, so check the done bit again. + */ - if (((data ^ expect) & 0x80) == 0) { - rv = OK; - goto done; - } + data = FLASH0_READ (dev, addr); + + if (((data ^ expect) & 0x80) == 0) { + rv = OK; + goto done; + } - printf("flashWait: Program error (dev: %d, addr: 0x%x)\n", - DEV_NO(dev), addr); + printf ("flashWait: Program error (dev: %d, addr: 0x%x)\n", + DEV_NO (dev), addr); - flashReset(dev); - rv = ERROR; - goto done; + flashReset (dev); + rv = ERROR; + goto done; + } } - } - printf("flashWait: Timeout %s (dev: %d, addr: 0x%x)\n", - erase ? "erasing sector" : "programming byte", - DEV_NO(dev), addr); + printf ("flashWait: Timeout %s (dev: %d, addr: 0x%x)\n", + erase ? "erasing sector" : "programming byte", + DEV_NO (dev), addr); -done: + done: #if 0 - PRINTF("flashWait: rv=%d\n", rv); + PRINTF ("flashWait: rv=%d\n", rv); #endif - return rv; + return rv; } /*********************************************************************** @@ -262,77 +263,78 @@ done: * ***********************************************************************/ -STATUS flashLibInit(void) +STATUS flashLibInit (void) { - int i; + int i; - PRINTF("flashLibInit: devices=%d\n", flashDevCount); + PRINTF ("flashLibInit: devices=%d\n", flashDevCount); - for (i = 0; i < flashDevCount; i++) { - flash_dev_t *dev = &flashDev[i]; - /* - * For bank 1, probe both without and with byte swappage, - * so that this module works on both old and new Mousse boards. - */ + for (i = 0; i < flashDevCount; i++) { + flash_dev_t *dev = &flashDev[i]; - flashReset(dev); + /* + * For bank 1, probe both without and with byte swappage, + * so that this module works on both old and new Mousse boards. + */ - if (flashProbe(dev) != ERROR) - dev->found = 1; + flashReset (dev); - flashReset(dev); + if (flashProbe (dev) != ERROR) + dev->found = 1; - if (flashProbe(dev) != ERROR) - dev->found = 1; + flashReset (dev); - dev->swap = 0; + if (flashProbe (dev) != ERROR) + dev->found = 1; - if(dev->found){ - PRINTF("\n FLASH %s[%d]: iobase=0x%x - %d sectors %d KB", - flashDev[i].name,i,flashDev[i].base, flashDev[i].sectors, - (flashDev[i].sectors * FLASH_SECTOR_SIZE)/1024); + dev->swap = 0; - } - } + if (dev->found) { + PRINTF ("\n FLASH %s[%d]: iobase=0x%x - %d sectors %d KB", + flashDev[i].name, i, flashDev[i].base, + flashDev[i].sectors, + (flashDev[i].sectors * FLASH_SECTOR_SIZE) / 1024); + + } + } - flashLibInited = 1; + flashLibInited = 1; - PRINTF("flashLibInit: done\n"); + PRINTF ("flashLibInit: done\n"); - return OK; + return OK; } -STATUS flashEraseSector(flash_dev_t *dev, int sector) +STATUS flashEraseSector (flash_dev_t * dev, int sector) { - int pos, addr; + int pos, addr; - PRINTF("flashErasesector: dev=%d sector=%d\n", DEV_NO(dev), sector); + PRINTF ("flashErasesector: dev=%d sector=%d\n", DEV_NO (dev), sector); - if (flashCheck(dev) == ERROR) - return ERROR; + if (flashCheck (dev) == ERROR) + return ERROR; - if (sector < 0 || sector >= dev->sectors) { - printf("flashEraseSector: Sector out of range (dev: %d, sector: %d)\n", - DEV_NO(dev), sector); - return ERROR; - } + if (sector < 0 || sector >= dev->sectors) { + printf ("flashEraseSector: Sector out of range (dev: %d, sector: %d)\n", DEV_NO (dev), sector); + return ERROR; + } - pos = FLASH_SECTOR_POS(dev, sector); + pos = FLASH_SECTOR_POS (dev, sector); - if (dev->bank != FLASH0_BANK) { - return ERROR; - } + if (dev->bank != FLASH0_BANK) { + return ERROR; + } - addr = pos; + addr = pos; - FLASH0_WRITE(dev, 0xaaa, 0xaa); - FLASH0_WRITE(dev, 0x555, 0x55); - FLASH0_WRITE(dev, 0xaaa, 0x80); - FLASH0_WRITE(dev, 0xaaa, 0xaa); - FLASH0_WRITE(dev, 0x555, 0x55); - FLASH0_WRITE(dev, addr, 0x30); + FLASH0_WRITE (dev, 0xaaa, 0xaa); + FLASH0_WRITE (dev, 0x555, 0x55); + FLASH0_WRITE (dev, 0xaaa, 0x80); + FLASH0_WRITE (dev, 0xaaa, 0xaa); + FLASH0_WRITE (dev, 0x555, 0x55); + FLASH0_WRITE (dev, addr, 0x30); - return flashWait(dev, addr, 0xff, 1); + return flashWait (dev, addr, 0xff, 1); } /* @@ -342,156 +344,156 @@ STATUS flashEraseSector(flash_dev_t *dev, int sector) * they were complete devices, we don't use Chip Erase. */ -STATUS flashErase(flash_dev_t *dev) +STATUS flashErase (flash_dev_t * dev) { - int sector; + int sector; - PRINTF("flashErase: dev=%d sectors=%d\n", DEV_NO(dev), dev->sectors); + PRINTF ("flashErase: dev=%d sectors=%d\n", DEV_NO (dev), dev->sectors); - if (flashCheck(dev) == ERROR) - return ERROR; + if (flashCheck (dev) == ERROR) + return ERROR; - for (sector = 0; sector < dev->sectors; sector++) { - if (flashEraseSector(dev, sector) == ERROR) - return ERROR; - } - return OK; + for (sector = 0; sector < dev->sectors; sector++) { + if (flashEraseSector (dev, sector) == ERROR) + return ERROR; + } + return OK; } /* * Read and write bytes */ -STATUS flashRead(flash_dev_t *dev, int pos, char *buf, int len) +STATUS flashRead (flash_dev_t * dev, int pos, char *buf, int len) { - int addr, words; + int addr, words; - PRINTF("flashRead: dev=%d pos=0x%x buf=0x%x len=0x%x\n", - DEV_NO(dev), pos, (int) buf, len); + PRINTF ("flashRead: dev=%d pos=0x%x buf=0x%x len=0x%x\n", + DEV_NO (dev), pos, (int) buf, len); - if (flashCheck(dev) == ERROR) - return ERROR; + if (flashCheck (dev) == ERROR) + return ERROR; - if (pos < 0 || len < 0 || pos + len > FLASH_MAX_POS(dev)) { - printf("flashRead: Position out of range " - "(dev: %d, pos: 0x%x, len: 0x%x)\n", - DEV_NO(dev), pos, len); - return ERROR; - } + if (pos < 0 || len < 0 || pos + len > FLASH_MAX_POS (dev)) { + printf ("flashRead: Position out of range " + "(dev: %d, pos: 0x%x, len: 0x%x)\n", + DEV_NO (dev), pos, len); + return ERROR; + } - if (len == 0) - return OK; + if (len == 0) + return OK; - if (dev->bank == FLASH0_BANK) { - addr = pos; - words = len; + if (dev->bank == FLASH0_BANK) { + addr = pos; + words = len; - PRINTF("flashRead: memcpy(0x%x, 0x%x, 0x%x)\n", - (int) buf, (int) FLASH0_ADDR(dev, pos), len); + PRINTF ("flashRead: memcpy(0x%x, 0x%x, 0x%x)\n", + (int) buf, (int) FLASH0_ADDR (dev, pos), len); - memcpy(buf, FLASH0_ADDR(dev, addr), words); + memcpy (buf, FLASH0_ADDR (dev, addr), words); - } - PRINTF("flashRead: rv=OK\n"); + } + PRINTF ("flashRead: rv=OK\n"); - return OK; + return OK; } -STATUS flashWrite(flash_dev_t *dev, int pos, char *buf, int len) +STATUS flashWrite (flash_dev_t * dev, int pos, char *buf, int len) { - int addr, words; + int addr, words; - PRINTF("flashWrite: dev=%d pos=0x%x buf=0x%x len=0x%x\n", - DEV_NO(dev), pos, (int) buf, len); + PRINTF ("flashWrite: dev=%d pos=0x%x buf=0x%x len=0x%x\n", + DEV_NO (dev), pos, (int) buf, len); - if (flashCheck(dev) == ERROR) - return ERROR; - - if (pos < 0 || len < 0 || pos + len > FLASH_MAX_POS(dev)) { - printf("flashWrite: Position out of range " - "(dev: %d, pos: 0x%x, len: 0x%x)\n", - DEV_NO(dev), pos, len); - return ERROR; - } - - if (len == 0) - return OK; - - if (dev->bank == FLASH0_BANK) { - unsigned char tmp; - - addr = pos; - words = len; - - while (words--) { - tmp = *buf; - if (~FLASH0_READ(dev, addr) & tmp) { - printf("flashWrite: Attempt to program 0 to 1 " - "(dev: %d, addr: 0x%x, data: 0x%x)\n", - DEV_NO(dev), addr, tmp); + if (flashCheck (dev) == ERROR) return ERROR; - } - FLASH0_WRITE(dev, 0xaaa, 0xaa); - FLASH0_WRITE(dev, 0x555, 0x55); - FLASH0_WRITE(dev, 0xaaa, 0xa0); - FLASH0_WRITE(dev, addr, tmp); - if (flashWait(dev, addr, tmp, 0) < 0) + + if (pos < 0 || len < 0 || pos + len > FLASH_MAX_POS (dev)) { + printf ("flashWrite: Position out of range " + "(dev: %d, pos: 0x%x, len: 0x%x)\n", + DEV_NO (dev), pos, len); return ERROR; - buf++; - addr++; } - } - PRINTF("flashWrite: rv=OK\n"); + if (len == 0) + return OK; + + if (dev->bank == FLASH0_BANK) { + unsigned char tmp; + + addr = pos; + words = len; + + while (words--) { + tmp = *buf; + if (~FLASH0_READ (dev, addr) & tmp) { + printf ("flashWrite: Attempt to program 0 to 1 " + "(dev: %d, addr: 0x%x, data: 0x%x)\n", + DEV_NO (dev), addr, tmp); + return ERROR; + } + FLASH0_WRITE (dev, 0xaaa, 0xaa); + FLASH0_WRITE (dev, 0x555, 0x55); + FLASH0_WRITE (dev, 0xaaa, 0xa0); + FLASH0_WRITE (dev, addr, tmp); + if (flashWait (dev, addr, tmp, 0) < 0) + return ERROR; + buf++; + addr++; + } + } - return OK; + PRINTF ("flashWrite: rv=OK\n"); + + return OK; } /* * flashWritable returns TRUE if a range contains all F's. */ -STATUS flashWritable(flash_dev_t *dev, int pos, int len) +STATUS flashWritable (flash_dev_t * dev, int pos, int len) { - int addr, words; - int rv = ERROR; - - PRINTF("flashWritable: dev=%d pos=0x%x len=0x%x\n", - DEV_NO(dev), pos, len); - - if (flashCheck(dev) == ERROR) - goto done; + int addr, words; + int rv = ERROR; - if (pos < 0 || len < 0 || pos + len > FLASH_MAX_POS(dev)) { - printf("flashWritable: Position out of range " - "(dev: %d, pos: 0x%x, len: 0x%x)\n", - DEV_NO(dev), pos, len); - goto done; - } + PRINTF ("flashWritable: dev=%d pos=0x%x len=0x%x\n", + DEV_NO (dev), pos, len); - if (len == 0) { - rv = 1; - goto done; - } + if (flashCheck (dev) == ERROR) + goto done; - if (dev->bank == FLASH0_BANK) { - addr = pos; - words = len; + if (pos < 0 || len < 0 || pos + len > FLASH_MAX_POS (dev)) { + printf ("flashWritable: Position out of range " + "(dev: %d, pos: 0x%x, len: 0x%x)\n", + DEV_NO (dev), pos, len); + goto done; + } - while (words--) { - if (FLASH0_READ(dev, addr) != 0xff) { - rv = 0; + if (len == 0) { + rv = 1; goto done; - } - addr++; } - } - rv = 1; + if (dev->bank == FLASH0_BANK) { + addr = pos; + words = len; + + while (words--) { + if (FLASH0_READ (dev, addr) != 0xff) { + rv = 0; + goto done; + } + addr++; + } + } + + rv = 1; - done: - PRINTF("flashWrite: rv=%d\n", rv); - return rv; + done: + PRINTF ("flashWrite: rv=%d\n", rv); + return rv; } @@ -504,128 +506,126 @@ STATUS flashWritable(flash_dev_t *dev, int pos, int len) * ***********************************************************************/ -STATUS flashDiag(flash_dev_t *dev) +STATUS flashDiag (flash_dev_t * dev) { - unsigned int *buf = 0; - int i, len, sector; - int rv = ERROR; - - if (flashCheck(dev) == ERROR) - return ERROR; - - printf("flashDiag: Testing device %d, " - "base: 0x%x, %d sectors @ %d kB = %d kB\n", - DEV_NO(dev), dev->base, - dev->sectors, - 1 << (dev->lgSectorSize - 10), - dev->sectors << (dev->lgSectorSize - 10)); - - len = 1 << dev->lgSectorSize; - - printf("flashDiag: Erasing\n"); - - if (flashErase(dev) == ERROR) { - printf("flashDiag: Erase failed\n"); - goto done; - } - printf("%d bytes requested ...\n", len); - buf = malloc(len); - printf("allocated %d bytes ...\n", len); - if (buf == 0) { - printf("flashDiag: Out of memory\n"); - goto done; - } - - /* - * Write unique counting pattern to each sector - */ - - for (sector = 0; sector < dev->sectors; sector++) { - printf("flashDiag: Write sector %d\n", sector); - - for (i = 0; i < len / 4; i++) - buf[i] = sector << 24 | i; - - if (flashWrite(dev, - sector << dev->lgSectorSize, - (char *) buf, - len) == ERROR) { - printf("flashDiag: Write failed (dev: %d, sector: %d)\n", - DEV_NO(dev), sector); - goto done; - } - } - - /* - * Verify - */ - - for (sector = 0; sector < dev->sectors; sector++) { - printf("flashDiag: Verify sector %d\n", sector); - - if (flashRead(dev, - sector << dev->lgSectorSize, - (char *) buf, - len) == ERROR) { - printf("flashDiag: Read failed (dev: %d, sector: %d)\n", - DEV_NO(dev), sector); - goto done; - } - - for (i = 0; i < len / 4; i++) { - if (buf[i] != (sector << 24 | i)) { - printf("flashDiag: Verify error " - "(dev: %d, sector: %d, offset: 0x%x)\n", - DEV_NO(dev), sector, i); - printf("flashDiag: Expected 0x%08x, got 0x%08x\n", - sector << 24 | i, buf[i]); + unsigned int *buf = 0; + int i, len, sector; + int rv = ERROR; + + if (flashCheck (dev) == ERROR) + return ERROR; + + printf ("flashDiag: Testing device %d, " + "base: 0x%x, %d sectors @ %d kB = %d kB\n", + DEV_NO (dev), dev->base, + dev->sectors, + 1 << (dev->lgSectorSize - 10), + dev->sectors << (dev->lgSectorSize - 10)); + + len = 1 << dev->lgSectorSize; + printf ("flashDiag: Erasing\n"); + + if (flashErase (dev) == ERROR) { + printf ("flashDiag: Erase failed\n"); + goto done; + } + printf ("%d bytes requested ...\n", len); + buf = malloc (len); + printf ("allocated %d bytes ...\n", len); + if (buf == 0) { + printf ("flashDiag: Out of memory\n"); goto done; - } } - } - printf("flashDiag: Erasing\n"); + /* + * Write unique counting pattern to each sector + */ - if (flashErase(dev) == ERROR) { - printf("flashDiag: Final erase failed\n"); - goto done; - } + for (sector = 0; sector < dev->sectors; sector++) { + printf ("flashDiag: Write sector %d\n", sector); - rv = OK; + for (i = 0; i < len / 4; i++) + buf[i] = sector << 24 | i; - done: - if (buf) - free(buf); + if (flashWrite (dev, + sector << dev->lgSectorSize, + (char *) buf, len) == ERROR) { + printf ("flashDiag: Write failed (dev: %d, sector: %d)\n", + DEV_NO (dev), sector); + goto done; + } + } + + /* + * Verify + */ + + for (sector = 0; sector < dev->sectors; sector++) { + printf ("flashDiag: Verify sector %d\n", sector); + + if (flashRead (dev, + sector << dev->lgSectorSize, + (char *) buf, len) == ERROR) { + printf ("flashDiag: Read failed (dev: %d, sector: %d)\n", + DEV_NO (dev), sector); + goto done; + } + + for (i = 0; i < len / 4; i++) { + if (buf[i] != (sector << 24 | i)) { + printf ("flashDiag: Verify error " + "(dev: %d, sector: %d, offset: 0x%x)\n", + DEV_NO (dev), sector, i); + printf ("flashDiag: Expected 0x%08x, got 0x%08x\n", + sector << 24 | i, buf[i]); + + goto done; + } + } + } + + printf ("flashDiag: Erasing\n"); + + if (flashErase (dev) == ERROR) { + printf ("flashDiag: Final erase failed\n"); + goto done; + } + + rv = OK; - if (rv == OK) - printf("flashDiag: Device %d passed\n", DEV_NO(dev)); - else - printf("flashDiag: Device %d failed\n", DEV_NO(dev)); + done: + if (buf) + free (buf); - return rv; + if (rv == OK) + printf ("flashDiag: Device %d passed\n", DEV_NO (dev)); + else + printf ("flashDiag: Device %d failed\n", DEV_NO (dev)); + + return rv; } -STATUS flashDiagAll(void) +STATUS flashDiagAll (void) { - int i; - int rv = OK; + int i; + int rv = OK; - PRINTF("flashDiagAll: devices=%d\n", flashDevCount); + PRINTF ("flashDiagAll: devices=%d\n", flashDevCount); - for (i = 0; i < flashDevCount; i++) { - flash_dev_t *dev = &flashDev[i]; + for (i = 0; i < flashDevCount; i++) { + flash_dev_t *dev = &flashDev[i]; - if (dev->found && flashDiag(dev) == ERROR) - rv = ERROR; - } + if (dev->found && flashDiag (dev) == ERROR) + rv = ERROR; + } - if (rv == OK) - printf("flashDiagAll: Passed\n"); - else - printf("flashDiagAll: Failed because of earlier errors\n"); + if (rv == OK) + printf ("flashDiagAll: Passed\n"); + else + printf ("flashDiagAll: Failed because of earlier errors\n"); - return OK; + return OK; } @@ -633,198 +633,197 @@ STATUS flashDiagAll(void) */ unsigned long flash_init (void) { - unsigned long size = 0; - flash_dev_t *dev = NULL; - flashLibInit(); - - /* - * Provide info for FLASH (up to 960K) of Kernel Image data. - */ - dev = FLASH_DEV_BANK0_LOW; - flash_info[FLASH_BANK_KERNEL].flash_id = - (dev->vendorID << 16) | dev->deviceID; - flash_info[FLASH_BANK_KERNEL].sector_count = dev->sectors; - flash_info[FLASH_BANK_KERNEL].size = - flash_info[FLASH_BANK_KERNEL].sector_count * FLASH_SECTOR_SIZE; - flash_info[FLASH_BANK_KERNEL].start[FIRST_SECTOR] = dev->base; - size += flash_info[FLASH_BANK_KERNEL].size; - - /* - * Provide info for 512K PLCC FLASH ROM (U-Boot) - */ - dev = FLASH_DEV_BANK0_BOOT; - flash_info[FLASH_BANK_BOOT].flash_id = - (dev->vendorID << 16) | dev->deviceID; - flash_info[FLASH_BANK_BOOT].sector_count = dev->sectors; - flash_info[FLASH_BANK_BOOT].size = - flash_info[FLASH_BANK_BOOT].sector_count * FLASH_SECTOR_SIZE; - flash_info[FLASH_BANK_BOOT].start[FIRST_SECTOR] = dev->base; - size += flash_info[FLASH_BANK_BOOT].size; - - - /* - * Provide info for 512K FLASH0 segment (U-Boot) - */ - dev = FLASH_DEV_BANK0_HIGH; - flash_info[FLASH_BANK_AUX].flash_id = - (dev->vendorID << 16) | dev->deviceID; - flash_info[FLASH_BANK_AUX].sector_count = dev->sectors; - flash_info[FLASH_BANK_AUX].size = - flash_info[FLASH_BANK_AUX].sector_count * FLASH_SECTOR_SIZE; - flash_info[FLASH_BANK_AUX].start[FIRST_SECTOR] = dev->base; - size += flash_info[FLASH_BANK_AUX].size; - - - return size; + unsigned long size = 0; + flash_dev_t *dev = NULL; + + flashLibInit (); + + /* + * Provide info for FLASH (up to 960K) of Kernel Image data. + */ + dev = FLASH_DEV_BANK0_LOW; + flash_info[FLASH_BANK_KERNEL].flash_id = + (dev->vendorID << 16) | dev->deviceID; + flash_info[FLASH_BANK_KERNEL].sector_count = dev->sectors; + flash_info[FLASH_BANK_KERNEL].size = + flash_info[FLASH_BANK_KERNEL].sector_count * FLASH_SECTOR_SIZE; + flash_info[FLASH_BANK_KERNEL].start[FIRST_SECTOR] = dev->base; + size += flash_info[FLASH_BANK_KERNEL].size; + + /* + * Provide info for 512K PLCC FLASH ROM (U-Boot) + */ + dev = FLASH_DEV_BANK0_BOOT; + flash_info[FLASH_BANK_BOOT].flash_id = + (dev->vendorID << 16) | dev->deviceID; + flash_info[FLASH_BANK_BOOT].sector_count = dev->sectors; + flash_info[FLASH_BANK_BOOT].size = + flash_info[FLASH_BANK_BOOT].sector_count * FLASH_SECTOR_SIZE; + flash_info[FLASH_BANK_BOOT].start[FIRST_SECTOR] = dev->base; + size += flash_info[FLASH_BANK_BOOT].size; + + + /* + * Provide info for 512K FLASH0 segment (U-Boot) + */ + dev = FLASH_DEV_BANK0_HIGH; + flash_info[FLASH_BANK_AUX].flash_id = + (dev->vendorID << 16) | dev->deviceID; + flash_info[FLASH_BANK_AUX].sector_count = dev->sectors; + flash_info[FLASH_BANK_AUX].size = + flash_info[FLASH_BANK_AUX].sector_count * FLASH_SECTOR_SIZE; + flash_info[FLASH_BANK_AUX].start[FIRST_SECTOR] = dev->base; + size += flash_info[FLASH_BANK_AUX].size; + + + return size; } /* * Get flash device from U-Boot flash info. */ -flash_dev_t* -getFlashDevFromInfo(flash_info_t* info) +flash_dev_t *getFlashDevFromInfo (flash_info_t * info) { - int i; - - if(!info) - return NULL; - - for (i = 0; i < flashDevCount; i++) { - flash_dev_t *dev = &flashDev[i]; - if(dev->found && (dev->base == info->start[0])) - return dev; - } - printf("ERROR: notice, no FLASH mapped at address 0x%x\n", - (unsigned int)info->start[0]); - return NULL; + int i; + + if (!info) + return NULL; + + for (i = 0; i < flashDevCount; i++) { + flash_dev_t *dev = &flashDev[i]; + + if (dev->found && (dev->base == info->start[0])) + return dev; + } + printf ("ERROR: notice, no FLASH mapped at address 0x%x\n", + (unsigned int) info->start[0]); + return NULL; } -ulong -flash_get_size (vu_long *addr, flash_info_t *info) +ulong flash_get_size (vu_long * addr, flash_info_t * info) { - int i; - for(i = 0; i < flashDevCount; i++) { - flash_dev_t *dev = &flashDev[i]; - if(dev->found){ - if(dev->base == (unsigned int)addr){ - info->flash_id = (dev->vendorID << 16) | dev->deviceID; - info->sector_count = dev->sectors; - info->size = info->sector_count * FLASH_SECTOR_SIZE; - return dev->sectors * FLASH_SECTOR_SIZE; - } - } - } - return 0; + int i; + + for (i = 0; i < flashDevCount; i++) { + flash_dev_t *dev = &flashDev[i]; + + if (dev->found) { + if (dev->base == (unsigned int) addr) { + info->flash_id = (dev->vendorID << 16) | dev->deviceID; + info->sector_count = dev->sectors; + info->size = info->sector_count * FLASH_SECTOR_SIZE; + return dev->sectors * FLASH_SECTOR_SIZE; + } + } + } + return 0; } -void -flash_print_info (flash_info_t *info) +void flash_print_info (flash_info_t * info) { - int i; - unsigned int chip; - - if (info->flash_id == FLASH_UNKNOWN) { - printf ("missing or unknown FLASH type\n"); - return; - } - - switch ((info->flash_id >> 16) & 0xff) { - case 0x1: - printf ("AMD "); - break; - default: - printf ("Unknown Vendor "); - break; - } - chip = (unsigned int) info->flash_id & 0x000000ff; - - switch (chip) { - - case AMD_ID_F040B: - printf ("AM29F040B (4 Mbit)\n"); - break; - - case AMD_ID_LV160B: - case FLASH_AM160LV: - case 0x49: - printf ("AM29LV160B (16 Mbit / 2M x 8bit)\n"); - break; - - default: - printf ("Unknown Chip Type:0x%x\n", chip); - break; - } - - printf (" Size: %ld bytes in %d Sectors\n", - info->size, 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[FIRST_SECTOR] + i*FLASH_SECTOR_SIZE, - info->protect[i] ? " (RO)" : " " - ); - } - printf ("\n"); + int i; + unsigned int chip; + + if (info->flash_id == FLASH_UNKNOWN) { + printf ("missing or unknown FLASH type\n"); + return; + } + + switch ((info->flash_id >> 16) & 0xff) { + case 0x1: + printf ("AMD "); + break; + default: + printf ("Unknown Vendor "); + break; + } + chip = (unsigned int) info->flash_id & 0x000000ff; + + switch (chip) { + + case AMD_ID_F040B: + printf ("AM29F040B (4 Mbit)\n"); + break; + + case AMD_ID_LV160B: + case FLASH_AM160LV: + case 0x49: + printf ("AM29LV160B (16 Mbit / 2M x 8bit)\n"); + break; + + default: + printf ("Unknown Chip Type:0x%x\n", chip); + break; + } + + printf (" Size: %ld bytes in %d Sectors\n", + info->size, 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[FIRST_SECTOR] + i * FLASH_SECTOR_SIZE, + info->protect[i] ? " (RO)" : " "); + } + printf ("\n"); } /* * Erase a range of flash sectors. */ -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) { - vu_long *addr = (vu_long*)(info->start[0]); - int prot, sect, l_sect; - flash_dev_t* dev = NULL; + vu_long *addr = (vu_long *) (info->start[0]); + int prot, sect, l_sect; + flash_dev_t *dev = NULL; + + 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 ((s_first < 0) || (s_first > s_last)) { - if (info->flash_id == FLASH_UNKNOWN) { - printf ("- missing\n"); - } else { - printf ("- no sectors to erase\n"); + prot = 0; + for (sect = s_first; sect <= s_last; sect++) { + if (info->protect[sect]) { + prot++; + } } - 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"); } - } - if (prot) { - printf ("- Warning: %d protected sectors will not be erased!\n", - prot); - } else { - printf ("\n"); - } - - l_sect = -1; - - /* Start erase on unprotected sectors */ - dev = getFlashDevFromInfo(info); - if(dev){ - printf("Erase FLASH[%s] -%d sectors:", dev->name, dev->sectors); - for (sect = s_first; sect<=s_last; sect++) { - if (info->protect[sect] == 0) { /* not protected */ - addr = (vu_long*)(dev->base); - /* printf("erase_sector: sector=%d, addr=0x%x\n", - sect, addr); */ - printf("."); - if(ERROR == flashEraseSector(dev, sect)){ - printf("ERROR: could not erase sector %d on FLASH[%s]\n", - sect, dev->name); - return 1; - } - } - } - } - printf (" done\n"); - return 0; + l_sect = -1; + + /* Start erase on unprotected sectors */ + dev = getFlashDevFromInfo (info); + if (dev) { + printf ("Erase FLASH[%s] -%d sectors:", dev->name, dev->sectors); + for (sect = s_first; sect <= s_last; sect++) { + if (info->protect[sect] == 0) { /* not protected */ + addr = (vu_long *) (dev->base); + /* printf("erase_sector: sector=%d, addr=0x%x\n", + sect, addr); */ + printf ("."); + if (ERROR == flashEraseSector (dev, sect)) { + printf ("ERROR: could not erase sector %d on FLASH[%s]\n", sect, dev->name); + return 1; + } + } + } + } + printf (" done\n"); + return 0; } /*----------------------------------------------------------------------- @@ -833,35 +832,31 @@ int flash_erase (flash_info_t *info, int s_first, int s_last) * 1 - write timeout * 2 - Flash not erased */ -static int -write_word (flash_info_t *info, ulong dest, ulong data) +static int write_word (flash_info_t * info, ulong dest, ulong data) { - flash_dev_t* dev = getFlashDevFromInfo(info); - int addr = dest - info->start[0]; - - if (! dev) - return 1; + flash_dev_t *dev = getFlashDevFromInfo (info); + int addr = dest - info->start[0]; - if(OK != flashWrite(dev, addr, (char*)&data, sizeof(ulong))){ - printf("ERROR: could not write to addr=0x%x, data=0x%x\n", - (unsigned int)addr, (unsigned)data); - return 1; - } - - if((addr % FLASH_SECTOR_SIZE) == 0) - printf("."); + if (!dev) + return 1; + if (OK != flashWrite (dev, addr, (char *) &data, sizeof (ulong))) { + printf ("ERROR: could not write to addr=0x%x, data=0x%x\n", + (unsigned int) addr, (unsigned) data); + return 1; + } - PRINTF("write_word:0x%x, base=0x%x, addr=0x%x, data=0x%x\n", - (unsigned)info->start[0], - (unsigned)dest, - (unsigned)(dest - info->start[0]), - (unsigned)data); + if ((addr % FLASH_SECTOR_SIZE) == 0) + printf ("."); + PRINTF ("write_word:0x%x, base=0x%x, addr=0x%x, data=0x%x\n", + (unsigned) info->start[0], + (unsigned) dest, + (unsigned) (dest - info->start[0]), (unsigned) data); - return (0); + return (0); } @@ -872,72 +867,72 @@ write_word (flash_info_t *info, ulong dest, ulong data) * 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 cp, wp, data; - int i, l, rc; - flash_dev_t* dev = getFlashDevFromInfo(info); - - if( dev ) { - printf("FLASH[%s]:", dev->name); - 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)); - } - return 1; + ulong cp, wp, data; + int i, l, rc; + flash_dev_t *dev = getFlashDevFromInfo (info); + + if (dev) { + printf ("FLASH[%s]:", dev->name); + 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)); + } + return 1; } /*----------------------------------------------------------------------- |