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author | Markus Klotzbuecher <mk@denx.de> | 2008-10-21 09:18:01 +0200 |
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committer | Markus Klotzbuecher <mk@denx.de> | 2008-10-21 09:18:01 +0200 |
commit | 50bd0057ba8fceeb48533f8b1a652ccd0e170838 (patch) | |
tree | ea1a183343573c2a48248923b96d316c0956727c /drivers/mtd/cfi_flash.c | |
parent | 9dbc366744960013965fce8851035b6141f3b3ae (diff) | |
parent | f82642e33899766892499b163e60560fbbf87773 (diff) | |
download | u-boot-imx-50bd0057ba8fceeb48533f8b1a652ccd0e170838.zip u-boot-imx-50bd0057ba8fceeb48533f8b1a652ccd0e170838.tar.gz u-boot-imx-50bd0057ba8fceeb48533f8b1a652ccd0e170838.tar.bz2 |
Merge git://git.denx.de/u-boot into x1
Conflicts:
drivers/usb/usb_ohci.c
Diffstat (limited to 'drivers/mtd/cfi_flash.c')
-rw-r--r-- | drivers/mtd/cfi_flash.c | 113 |
1 files changed, 58 insertions, 55 deletions
diff --git a/drivers/mtd/cfi_flash.c b/drivers/mtd/cfi_flash.c index 0d1ee8a..c40bf66 100644 --- a/drivers/mtd/cfi_flash.c +++ b/drivers/mtd/cfi_flash.c @@ -57,12 +57,12 @@ * AMD/Spansion Application Note: Migration from Single-byte to Three-byte * Device IDs, Publication Number 25538 Revision A, November 8, 2001 * - * Define CFG_WRITE_SWAPPED_DATA, if you have to swap the Bytes between + * Define CONFIG_SYS_WRITE_SWAPPED_DATA, if you have to swap the Bytes between * reading and writing ... (yes there is such a Hardware). */ -#ifndef CFG_FLASH_BANKS_LIST -#define CFG_FLASH_BANKS_LIST { CFG_FLASH_BASE } +#ifndef CONFIG_SYS_FLASH_BANKS_LIST +#define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE } #endif #define FLASH_CMD_CFI 0x98 @@ -143,7 +143,7 @@ #define CFI_CMDSET_SST 258 #define CFI_CMDSET_INTEL_PROG_REGIONS 512 -#ifdef CFG_FLASH_CFI_AMD_RESET /* needed for STM_ID_29W320DB on UC100 */ +#ifdef CONFIG_SYS_FLASH_CFI_AMD_RESET /* needed for STM_ID_29W320DB on UC100 */ # undef FLASH_CMD_RESET # define FLASH_CMD_RESET AMD_CMD_RESET /* use AMD-Reset instead */ #endif @@ -159,11 +159,11 @@ typedef union { static uint flash_offset_cfi[2] = { FLASH_OFFSET_CFI, FLASH_OFFSET_CFI_ALT }; -/* use CFG_MAX_FLASH_BANKS_DETECT if defined */ -#ifdef CFG_MAX_FLASH_BANKS_DETECT -# define CFI_MAX_FLASH_BANKS CFG_MAX_FLASH_BANKS_DETECT +/* use CONFIG_SYS_MAX_FLASH_BANKS_DETECT if defined */ +#ifdef CONFIG_SYS_MAX_FLASH_BANKS_DETECT +# define CFI_MAX_FLASH_BANKS CONFIG_SYS_MAX_FLASH_BANKS_DETECT #else -# define CFI_MAX_FLASH_BANKS CFG_MAX_FLASH_BANKS +# define CFI_MAX_FLASH_BANKS CONFIG_SYS_MAX_FLASH_BANKS #endif flash_info_t flash_info[CFI_MAX_FLASH_BANKS]; /* FLASH chips info */ @@ -171,8 +171,8 @@ flash_info_t flash_info[CFI_MAX_FLASH_BANKS]; /* FLASH chips info */ /* * Check if chip width is defined. If not, start detecting with 8bit. */ -#ifndef CFG_FLASH_CFI_WIDTH -#define CFG_FLASH_CFI_WIDTH FLASH_CFI_8BIT +#ifndef CONFIG_SYS_FLASH_CFI_WIDTH +#define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_8BIT #endif typedef unsigned long flash_sect_t; @@ -255,20 +255,20 @@ u64 flash_read64(void *addr)__attribute__((weak, alias("__flash_read64"))); /*----------------------------------------------------------------------- */ -#if defined(CONFIG_ENV_IS_IN_FLASH) || defined(CONFIG_ENV_ADDR_REDUND) || (CFG_MONITOR_BASE >= CFG_FLASH_BASE) +#if defined(CONFIG_ENV_IS_IN_FLASH) || defined(CONFIG_ENV_ADDR_REDUND) || (CONFIG_SYS_MONITOR_BASE >= CONFIG_SYS_FLASH_BASE) static flash_info_t *flash_get_info(ulong base) { int i; flash_info_t * info = 0; - for (i = 0; i < CFG_MAX_FLASH_BANKS; i++) { + 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 == CFG_MAX_FLASH_BANKS ? 0 : info; + return i == CONFIG_SYS_MAX_FLASH_BANKS ? 0 : info; } #endif @@ -309,7 +309,7 @@ static void flash_make_cmd(flash_info_t *info, u32 cmd, void *cmdbuf) int i; int cword_offset; int cp_offset; -#if defined(__LITTLE_ENDIAN) || defined(CFG_WRITE_SWAPPED_DATA) +#if defined(__LITTLE_ENDIAN) || defined(CONFIG_SYS_WRITE_SWAPPED_DATA) u32 cmd_le = cpu_to_le32(cmd); #endif uchar val; @@ -317,7 +317,7 @@ static void flash_make_cmd(flash_info_t *info, u32 cmd, void *cmdbuf) for (i = info->portwidth; i > 0; i--){ cword_offset = (info->portwidth-i)%info->chipwidth; -#if defined(__LITTLE_ENDIAN) || defined(CFG_WRITE_SWAPPED_DATA) +#if defined(__LITTLE_ENDIAN) || defined(CONFIG_SYS_WRITE_SWAPPED_DATA) cp_offset = info->portwidth - i; val = *((uchar*)&cmd_le + cword_offset); #else @@ -374,7 +374,7 @@ static inline uchar flash_read_uchar (flash_info_t * info, uint offset) uchar retval; cp = flash_map (info, 0, offset); -#if defined(__LITTLE_ENDIAN) || defined(CFG_WRITE_SWAPPED_DATA) +#if defined(__LITTLE_ENDIAN) || defined(CONFIG_SYS_WRITE_SWAPPED_DATA) retval = flash_read8(cp); #else retval = flash_read8(cp + info->portwidth - 1); @@ -419,7 +419,7 @@ static ulong flash_read_long (flash_info_t * info, flash_sect_t sect, debug ("addr[%x] = 0x%x\n", x, flash_read8(addr + x)); } #endif -#if defined(__LITTLE_ENDIAN) || defined(CFG_WRITE_SWAPPED_DATA) +#if defined(__LITTLE_ENDIAN) || defined(CONFIG_SYS_WRITE_SWAPPED_DATA) retval = ((flash_read8(addr) << 16) | (flash_read8(addr + info->portwidth) << 24) | (flash_read8(addr + 2 * info->portwidth)) | @@ -646,8 +646,8 @@ static int flash_status_check (flash_info_t * info, flash_sect_t sector, { ulong start; -#if CFG_HZ != 1000 - tout *= CFG_HZ/1000; +#if CONFIG_SYS_HZ != 1000 + tout *= CONFIG_SYS_HZ/1000; #endif /* Wait for command completion */ @@ -681,7 +681,7 @@ static int flash_full_status_check (flash_info_t * info, flash_sect_t sector, case CFI_CMDSET_INTEL_PROG_REGIONS: case CFI_CMDSET_INTEL_EXTENDED: case CFI_CMDSET_INTEL_STANDARD: - if ((retcode == ERR_OK) + if ((retcode != ERR_OK) && !flash_isequal (info, sector, 0, FLASH_STATUS_DONE)) { retcode = ERR_INVAL; printf ("Flash %s error at address %lx\n", prompt, @@ -716,7 +716,7 @@ static int flash_full_status_check (flash_info_t * info, flash_sect_t sector, */ static void flash_add_byte (flash_info_t * info, cfiword_t * cword, uchar c) { -#if defined(__LITTLE_ENDIAN) && !defined(CFG_WRITE_SWAPPED_DATA) +#if defined(__LITTLE_ENDIAN) && !defined(CONFIG_SYS_WRITE_SWAPPED_DATA) unsigned short w; unsigned int l; unsigned long long ll; @@ -727,7 +727,7 @@ static void flash_add_byte (flash_info_t * info, cfiword_t * cword, uchar c) cword->c = c; break; case FLASH_CFI_16BIT: -#if defined(__LITTLE_ENDIAN) && !defined(CFG_WRITE_SWAPPED_DATA) +#if defined(__LITTLE_ENDIAN) && !defined(CONFIG_SYS_WRITE_SWAPPED_DATA) w = c; w <<= 8; cword->w = (cword->w >> 8) | w; @@ -736,7 +736,7 @@ static void flash_add_byte (flash_info_t * info, cfiword_t * cword, uchar c) #endif break; case FLASH_CFI_32BIT: -#if defined(__LITTLE_ENDIAN) && !defined(CFG_WRITE_SWAPPED_DATA) +#if defined(__LITTLE_ENDIAN) && !defined(CONFIG_SYS_WRITE_SWAPPED_DATA) l = c; l <<= 24; cword->l = (cword->l >> 8) | l; @@ -745,7 +745,7 @@ static void flash_add_byte (flash_info_t * info, cfiword_t * cword, uchar c) #endif break; case FLASH_CFI_64BIT: -#if defined(__LITTLE_ENDIAN) && !defined(CFG_WRITE_SWAPPED_DATA) +#if defined(__LITTLE_ENDIAN) && !defined(CONFIG_SYS_WRITE_SWAPPED_DATA) ll = c; ll <<= 56; cword->ll = (cword->ll >> 8) | ll; @@ -777,6 +777,7 @@ static int flash_write_cfiword (flash_info_t * info, ulong dest, { void *dstaddr; int flag; + flash_sect_t sect; dstaddr = map_physmem(dest, info->portwidth, MAP_NOCACHE); @@ -818,8 +819,9 @@ static int flash_write_cfiword (flash_info_t * info, ulong dest, #ifdef CONFIG_FLASH_CFI_LEGACY case CFI_CMDSET_AMD_LEGACY: #endif - flash_unlock_seq (info, 0); - flash_write_cmd (info, 0, info->addr_unlock1, AMD_CMD_WRITE); + sect = find_sector(info, dest); + flash_unlock_seq (info, sect); + flash_write_cmd (info, sect, info->addr_unlock1, AMD_CMD_WRITE); break; } @@ -848,7 +850,7 @@ static int flash_write_cfiword (flash_info_t * info, ulong dest, info->write_tout, "write"); } -#ifdef CFG_FLASH_USE_BUFFER_WRITE +#ifdef CONFIG_SYS_FLASH_USE_BUFFER_WRITE static int flash_write_cfibuffer (flash_info_t * info, ulong dest, uchar * cp, int len) @@ -1022,7 +1024,7 @@ out_unmap: unmap_physmem(dst, len); return retcode; } -#endif /* CFG_FLASH_USE_BUFFER_WRITE */ +#endif /* CONFIG_SYS_FLASH_USE_BUFFER_WRITE */ /*----------------------------------------------------------------------- @@ -1171,7 +1173,7 @@ void flash_print_info (flash_info_t * info) for (i = 0; i < info->sector_count; ++i) { if ((i % 5) == 0) printf ("\n"); -#ifdef CFG_FLASH_EMPTY_INFO +#ifdef CONFIG_SYS_FLASH_EMPTY_INFO int k; int size; int erased; @@ -1196,7 +1198,7 @@ void flash_print_info (flash_info_t * info) info->start[i], erased ? 'E' : ' ', info->protect[i] ? "RO" : " "); -#else /* ! CFG_FLASH_EMPTY_INFO */ +#else /* ! CONFIG_SYS_FLASH_EMPTY_INFO */ printf (" %08lX %s ", info->start[i], info->protect[i] ? "RO" : " "); @@ -1240,7 +1242,7 @@ int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt) int aln; cfiword_t cword; int i, rc; -#ifdef CFG_FLASH_USE_BUFFER_WRITE +#ifdef CONFIG_SYS_FLASH_USE_BUFFER_WRITE int buffered_size; #endif #ifdef CONFIG_FLASH_SHOW_PROGRESS @@ -1284,7 +1286,7 @@ int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt) } /* handle the aligned part */ -#ifdef CFG_FLASH_USE_BUFFER_WRITE +#ifdef CONFIG_SYS_FLASH_USE_BUFFER_WRITE buffered_size = (info->portwidth / info->chipwidth); buffered_size *= info->buffer_size; while (cnt >= info->portwidth) { @@ -1324,7 +1326,7 @@ int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt) cnt -= info->portwidth; FLASH_SHOW_PROGRESS(scale, dots, digit, info->portwidth); } -#endif /* CFG_FLASH_USE_BUFFER_WRITE */ +#endif /* CONFIG_SYS_FLASH_USE_BUFFER_WRITE */ if (cnt == 0) { return (0); @@ -1348,7 +1350,7 @@ int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt) /*----------------------------------------------------------------------- */ -#ifdef CFG_FLASH_PROTECTION +#ifdef CONFIG_SYS_FLASH_PROTECTION int flash_real_protect (flash_info_t * info, long sector, int prot) { @@ -1455,7 +1457,7 @@ void flash_read_factory_serial (flash_info_t * info, void *buffer, int offset, flash_unmap(info, 0, FLASH_OFFSET_INTEL_PROTECTION, src); } -#endif /* CFG_FLASH_PROTECTION */ +#endif /* CONFIG_SYS_FLASH_PROTECTION */ /*----------------------------------------------------------------------- * Reverse the order of the erase regions in the CFI QRY structure. @@ -1499,7 +1501,7 @@ static int cmdset_intel_init(flash_info_t *info, struct cfi_qry *qry) cmdset_intel_read_jedec_ids(info); flash_write_cmd(info, 0, info->cfi_offset, FLASH_CMD_CFI); -#ifdef CFG_FLASH_PROTECTION +#ifdef CONFIG_SYS_FLASH_PROTECTION /* read legacy lock/unlock bit from intel flash */ if (info->ext_addr) { info->legacy_unlock = flash_read_uchar (info, @@ -1715,7 +1717,7 @@ static int flash_detect_cfi (flash_info_t * info, struct cfi_qry *qry) { debug ("flash detect cfi\n"); - for (info->portwidth = CFG_FLASH_CFI_WIDTH; + for (info->portwidth = CONFIG_SYS_FLASH_CFI_WIDTH; info->portwidth <= FLASH_CFI_64BIT; info->portwidth <<= 1) { for (info->chipwidth = FLASH_CFI_BY8; info->chipwidth <= info->portwidth; @@ -1791,7 +1793,7 @@ ulong flash_get_size (ulong base, int banknum) info->ext_addr = 0; info->cfi_version = 0; -#ifdef CFG_FLASH_PROTECTION +#ifdef CONFIG_SYS_FLASH_PROTECTION info->legacy_unlock = 0; #endif @@ -1880,7 +1882,7 @@ ulong flash_get_size (ulong base, int banknum) debug ("erase_region_count = %d erase_region_size = %d\n", erase_region_count, erase_region_size); for (j = 0; j < erase_region_count; j++) { - if (sect_cnt >= CFG_MAX_FLASH_SECT) { + if (sect_cnt >= CONFIG_SYS_MAX_FLASH_SECT) { printf("ERROR: too many flash sectors\n"); break; } @@ -1932,9 +1934,10 @@ ulong flash_get_size (ulong base, int banknum) /* XXX - Need to test on x8/x16 in parallel. */ info->portwidth >>= 1; } + + flash_write_cmd (info, 0, 0, info->cmd_reset); } - flash_write_cmd (info, 0, 0, info->cmd_reset); return (info->size); } @@ -1944,41 +1947,41 @@ unsigned long flash_init (void) { unsigned long size = 0; int i; -#if defined(CFG_FLASH_AUTOPROTECT_LIST) +#if defined(CONFIG_SYS_FLASH_AUTOPROTECT_LIST) struct apl_s { ulong start; ulong size; - } apl[] = CFG_FLASH_AUTOPROTECT_LIST; + } apl[] = CONFIG_SYS_FLASH_AUTOPROTECT_LIST; #endif -#ifdef CFG_FLASH_PROTECTION +#ifdef CONFIG_SYS_FLASH_PROTECTION char *s = getenv("unlock"); #endif -#define BANK_BASE(i) (((unsigned long [CFI_MAX_FLASH_BANKS])CFG_FLASH_BANKS_LIST)[i]) +#define BANK_BASE(i) (((unsigned long [CFI_MAX_FLASH_BANKS])CONFIG_SYS_FLASH_BANKS_LIST)[i]) /* Init: no FLASHes known */ - for (i = 0; i < CFG_MAX_FLASH_BANKS; ++i) { + for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; ++i) { flash_info[i].flash_id = FLASH_UNKNOWN; if (!flash_detect_legacy (BANK_BASE(i), i)) flash_get_size (BANK_BASE(i), i); size += flash_info[i].size; if (flash_info[i].flash_id == FLASH_UNKNOWN) { -#ifndef CFG_FLASH_QUIET_TEST +#ifndef CONFIG_SYS_FLASH_QUIET_TEST printf ("## Unknown FLASH on Bank %d " "- Size = 0x%08lx = %ld MB\n", i+1, flash_info[i].size, flash_info[i].size << 20); -#endif /* CFG_FLASH_QUIET_TEST */ +#endif /* CONFIG_SYS_FLASH_QUIET_TEST */ } -#ifdef CFG_FLASH_PROTECTION +#ifdef CONFIG_SYS_FLASH_PROTECTION else if ((s != NULL) && (strcmp(s, "yes") == 0)) { /* * Only the U-Boot image and it's environment * is protected, all other sectors are * unprotected (unlocked) if flash hardware - * protection is used (CFG_FLASH_PROTECTION) + * protection is used (CONFIG_SYS_FLASH_PROTECTION) * and the environment variable "unlock" is * set to "yes". */ @@ -2019,15 +2022,15 @@ unsigned long flash_init (void) &flash_info[i]); } } -#endif /* CFG_FLASH_PROTECTION */ +#endif /* CONFIG_SYS_FLASH_PROTECTION */ } /* Monitor protection ON by default */ -#if (CFG_MONITOR_BASE >= CFG_FLASH_BASE) +#if (CONFIG_SYS_MONITOR_BASE >= CONFIG_SYS_FLASH_BASE) flash_protect (FLAG_PROTECT_SET, - CFG_MONITOR_BASE, - CFG_MONITOR_BASE + monitor_flash_len - 1, - flash_get_info(CFG_MONITOR_BASE)); + CONFIG_SYS_MONITOR_BASE, + CONFIG_SYS_MONITOR_BASE + monitor_flash_len - 1, + flash_get_info(CONFIG_SYS_MONITOR_BASE)); #endif /* Environment protection ON by default */ @@ -2046,7 +2049,7 @@ unsigned long flash_init (void) flash_get_info(CONFIG_ENV_ADDR_REDUND)); #endif -#if defined(CFG_FLASH_AUTOPROTECT_LIST) +#if defined(CONFIG_SYS_FLASH_AUTOPROTECT_LIST) for (i = 0; i < (sizeof(apl) / sizeof(struct apl_s)); i++) { debug("autoprotecting from %08x to %08x\n", apl[i].start, apl[i].start + apl[i].size - 1); |