X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=common%2Fcmd_flash.c;h=cb1c5bb432be9fb231078ad2175b27e9de8ae646;hb=c95c4280d751ca078c2ff58228d2f2b44ccf0600;hp=39720826dc9d748a837b62b42e6062aefdc35a18;hpb=2c61f14c60ccc5a1c90205991bf555872887a831;p=u-boot diff --git a/common/cmd_flash.c b/common/cmd_flash.c index 39720826dc..cb1c5bb432 100644 --- a/common/cmd_flash.c +++ b/common/cmd_flash.c @@ -27,13 +27,22 @@ #include #include - #ifdef CONFIG_HAS_DATAFLASH #include #endif #if (CONFIG_COMMANDS & CFG_CMD_FLASH) +#if (CONFIG_COMMANDS & CFG_CMD_JFFS2) && defined(CONFIG_JFFS2_CMDLINE) +#include + +/* parition handling routines */ +int mtdparts_init(void); +int id_parse(const char *id, const char **ret_id, u8 *dev_type, u8 *dev_num); +int find_dev_and_part(const char *id, struct mtd_device **dev, + u8 *part_num, struct part_info **part); +#endif + extern flash_info_t flash_info[]; /* info for FLASH chips */ /* @@ -116,13 +125,16 @@ abbrev_spec (char *str, flash_info_t ** pinfo, int *psf, int *psl) static int addr_spec(char *arg1, char *arg2, ulong *addr_first, ulong *addr_last) { - char len_used = 0; /* indicates if the "start +length" form used */ char *ep; + char len_used; /* indicates if the "start +length" form used */ + char found; + ulong bank; *addr_first = simple_strtoul(arg1, &ep, 16); if (ep == arg1 || *ep != '\0') return -1; + len_used = 0; if (arg2 && *arg2 == '+'){ len_used = 1; ++arg2; @@ -133,9 +145,6 @@ addr_spec(char *arg1, char *arg2, ulong *addr_first, ulong *addr_last) return -1; if (len_used){ - char found = 0; - ulong bank; - /* * *addr_last has the length, compute correct *addr_last * XXX watch out for the integer overflow! Right now it is @@ -150,6 +159,7 @@ addr_spec(char *arg1, char *arg2, ulong *addr_first, ulong *addr_last) */ /* find the end addr of the sector where the *addr_last is */ + found = 0; for (bank = 0; bank < CFG_MAX_FLASH_BANKS && !found; ++bank){ int i; flash_info_t *info = &flash_info[bank]; @@ -295,11 +305,17 @@ int do_flinfo ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) flash_print_info (&flash_info[bank-1]); return 0; } + int do_flerase (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) { flash_info_t *info; ulong bank, addr_first, addr_last; int n, sect_first, sect_last; +#if (CONFIG_COMMANDS & CFG_CMD_JFFS2) && defined(CONFIG_JFFS2_CMDLINE) + struct mtd_device *dev; + struct part_info *part; + u8 dev_type, dev_num, pnum; +#endif int rcode = 0; if (argc < 2) { @@ -327,6 +343,32 @@ int do_flerase (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) return rcode; } +#if (CONFIG_COMMANDS & CFG_CMD_JFFS2) && defined(CONFIG_JFFS2_CMDLINE) + /* erase - erase partition */ + if ((argc == 2) && (id_parse(argv[1], NULL, &dev_type, &dev_num) == 0)) { + mtdparts_init(); + if (find_dev_and_part(argv[1], &dev, &pnum, &part) == 0) { + if (dev->id->type == MTD_DEV_TYPE_NOR) { + bank = dev->id->num; + info = &flash_info[bank]; + addr_first = part->offset + info->start[0]; + addr_last = addr_first + part->size - 1; + + printf ("Erase Flash Parition %s, " + "bank %d, 0x%08lx - 0x%08lx ", + argv[1], bank, addr_first, + addr_last); + + rcode = flash_sect_erase(addr_first, addr_last); + return rcode; + } + + printf("cannot erase, not a NOR device\n"); + return 1; + } + } +#endif + if (argc != 3) { printf ("Usage:\n%s\n", cmdtp->usage); return 1; @@ -363,7 +405,11 @@ int flash_sect_erase (ulong addr_first, ulong addr_last) { flash_info_t *info; ulong bank; +#ifdef CFG_MAX_FLASH_BANKS_DETECT + int s_first[CFG_MAX_FLASH_BANKS_DETECT], s_last[CFG_MAX_FLASH_BANKS_DETECT]; +#else int s_first[CFG_MAX_FLASH_BANKS], s_last[CFG_MAX_FLASH_BANKS]; +#endif int erased = 0; int planned; int rcode = 0; @@ -401,10 +447,16 @@ int do_protect (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) flash_info_t *info; ulong bank, addr_first, addr_last; int i, p, n, sect_first, sect_last; +#if (CONFIG_COMMANDS & CFG_CMD_JFFS2) && defined(CONFIG_JFFS2_CMDLINE) + struct mtd_device *dev; + struct part_info *part; + u8 dev_type, dev_num, pnum; +#endif int rcode = 0; #ifdef CONFIG_HAS_DATAFLASH int status; #endif + if (argc < 3) { printf ("Usage:\n%s\n", cmdtp->usage); return 1; @@ -455,12 +507,10 @@ int do_protect (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) info->protect[i] = p; #endif /* CFG_FLASH_PROTECTION */ } - } - #if defined(CFG_FLASH_PROTECTION) - if (!rcode) puts (" done\n"); + if (!rcode) puts (" done\n"); #endif /* CFG_FLASH_PROTECTION */ - + } return rcode; } @@ -489,6 +539,33 @@ int do_protect (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) return rcode; } +#if (CONFIG_COMMANDS & CFG_CMD_JFFS2) && defined(CONFIG_JFFS2_CMDLINE) + /* protect on/off */ + if ((argc == 3) && (id_parse(argv[2], NULL, &dev_type, &dev_num) == 0)) { + mtdparts_init(); + if (find_dev_and_part(argv[2], &dev, &pnum, &part) == 0) { + if (dev->id->type == MTD_DEV_TYPE_NOR) { + bank = dev->id->num; + info = &flash_info[bank]; + addr_first = part->offset + info->start[0]; + addr_last = addr_first + part->size - 1; + + printf ("%sProtect Flash Parition %s, " + "bank %d, 0x%08lx - 0x%08lx\n", + p ? "" : "Un", argv[1], + bank, addr_first, addr_last); + + rcode = flash_sect_protect (p, addr_first, addr_last); + return rcode; + } + + printf("cannot %sprotect, not a NOR device\n", + p ? "" : "un"); + return 1; + } + } +#endif + if (argc != 4) { printf ("Usage:\n%s\n", cmdtp->usage); return 1; @@ -544,7 +621,11 @@ int flash_sect_protect (int p, ulong addr_first, ulong addr_last) { flash_info_t *info; ulong bank; +#ifdef CFG_MAX_FLASH_BANKS_DETECT + int s_first[CFG_MAX_FLASH_BANKS_DETECT], s_last[CFG_MAX_FLASH_BANKS_DETECT]; +#else int s_first[CFG_MAX_FLASH_BANKS], s_last[CFG_MAX_FLASH_BANKS]; +#endif int protected, i; int planned; int rcode; @@ -574,10 +655,10 @@ int flash_sect_protect (int p, ulong addr_first, ulong addr_last) #endif /* CFG_FLASH_PROTECTION */ } } + } #if defined(CFG_FLASH_PROTECTION) - if (!rcode) putc ('\n'); + puts (" done\n"); #endif /* CFG_FLASH_PROTECTION */ - } printf ("%sProtected %d sectors\n", p ? "" : "Un-", protected); @@ -591,6 +672,15 @@ int flash_sect_protect (int p, ulong addr_first, ulong addr_last) /**************************************************/ +#if (CONFIG_COMMANDS & CFG_CMD_JFFS2) && defined(CONFIG_JFFS2_CMDLINE) +# define TMP_ERASE "erase \n - erase partition\n" +# define TMP_PROT_ON "protect on \n - protect partition\n" +# define TMP_PROT_OFF "protect off \n - make partition writable\n" +#else +# define TMP_ERASE /* empty */ +# define TMP_PROT_ON /* empty */ +# define TMP_PROT_OFF /* empty */ +#endif U_BOOT_CMD( flinfo, 2, 1, do_flinfo, @@ -609,6 +699,7 @@ U_BOOT_CMD( "w/addr 'start'+'len'-1\n" "erase N:SF[-SL]\n - erase sectors SF-SL in FLASH bank # N\n" "erase bank N\n - erase FLASH bank # N\n" + TMP_ERASE "erase all\n - erase all FLASH banks\n" ); @@ -623,6 +714,7 @@ U_BOOT_CMD( "protect on N:SF[-SL]\n" " - protect sectors SF-SL in FLASH bank # N\n" "protect on bank N\n - protect FLASH bank # N\n" + TMP_PROT_ON "protect on all\n - protect all FLASH banks\n" "protect off start end\n" " - make FLASH from addr 'start' to addr 'end' writable\n" @@ -632,7 +724,12 @@ U_BOOT_CMD( "protect off N:SF[-SL]\n" " - make sectors SF-SL writable in FLASH bank # N\n" "protect off bank N\n - make FLASH bank # N writable\n" + TMP_PROT_OFF "protect off all\n - make all FLASH banks writable\n" ); +#undef TMP_ERASE +#undef TMP_PROT_ON +#undef TMP_PROT_OFF + #endif /* CFG_CMD_FLASH */