X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=common%2Fenv_flash.c;h=925c5a02dfb32b1fd6c8b8a1c9b12761ac99b172;hb=a80603598cef13ab8031b514a603ef1a6169d249;hp=1674b30e118d57c60d1a44684138555417fe34b6;hpb=197b049b8b8a488384f351b988dd15f78830ba4e;p=u-boot diff --git a/common/env_flash.c b/common/env_flash.c index 1674b30e11..925c5a02df 100644 --- a/common/env_flash.c +++ b/common/env_flash.c @@ -27,9 +27,6 @@ /* #define DEBUG */ #include - -#if defined(CFG_ENV_IS_IN_FLASH) /* Environment is in Flash */ - #include #include #include @@ -37,20 +34,14 @@ DECLARE_GLOBAL_DATA_PTR; -#if ((CONFIG_COMMANDS&(CFG_CMD_ENV|CFG_CMD_FLASH)) == (CFG_CMD_ENV|CFG_CMD_FLASH)) +#if defined(CONFIG_CMD_SAVEENV) && defined(CONFIG_CMD_FLASH) #define CMD_SAVEENV -#elif defined(CFG_ENV_ADDR_REDUND) -#error Cannot use CFG_ENV_ADDR_REDUND without CFG_CMD_ENV & CFG_CMD_FLASH +#elif defined(CONFIG_ENV_ADDR_REDUND) +#error Cannot use CONFIG_ENV_ADDR_REDUND without CONFIG_CMD_SAVEENV & CONFIG_CMD_FLASH #endif -#if defined(CFG_ENV_SIZE_REDUND) && (CFG_ENV_SIZE_REDUND < CFG_ENV_SIZE) -#error CFG_ENV_SIZE_REDUND should not be less then CFG_ENV_SIZE -#endif - -#ifdef CONFIG_INFERNO -# ifdef CFG_ENV_ADDR_REDUND -#error CFG_ENV_ADDR_REDUND is not implemented for CONFIG_INFERNO -# endif +#if defined(CONFIG_ENV_SIZE_REDUND) && (CONFIG_ENV_SIZE_REDUND < CONFIG_ENV_SIZE) +#error CONFIG_ENV_SIZE_REDUND should not be less then CONFIG_ENV_SIZE #endif char * env_name_spec = "Flash"; @@ -62,31 +53,27 @@ env_t *env_ptr = (env_t *)(&environment[0]); #ifdef CMD_SAVEENV /* static env_t *flash_addr = (env_t *)(&environment[0]);-broken on ARM-wd-*/ -static env_t *flash_addr = (env_t *)CFG_ENV_ADDR; +static env_t *flash_addr = (env_t *)CONFIG_ENV_ADDR; #endif #else /* ! ENV_IS_EMBEDDED */ -env_t *env_ptr = (env_t *)CFG_ENV_ADDR; +env_t *env_ptr = (env_t *)CONFIG_ENV_ADDR; #ifdef CMD_SAVEENV -static env_t *flash_addr = (env_t *)CFG_ENV_ADDR; +static env_t *flash_addr = (env_t *)CONFIG_ENV_ADDR; #endif #endif /* ENV_IS_EMBEDDED */ -#ifdef CFG_ENV_ADDR_REDUND -static env_t *flash_addr_new = (env_t *)CFG_ENV_ADDR_REDUND; - -/* CFG_ENV_ADDR is supposed to be on sector boundary */ -static ulong end_addr = CFG_ENV_ADDR + CFG_ENV_SECT_SIZE - 1; -static ulong end_addr_new = CFG_ENV_ADDR_REDUND + CFG_ENV_SECT_SIZE - 1; +#ifdef CONFIG_ENV_ADDR_REDUND +static env_t *flash_addr_new = (env_t *)CONFIG_ENV_ADDR_REDUND; -#define ACTIVE_FLAG 1 -#define OBSOLETE_FLAG 0 -#endif /* CFG_ENV_ADDR_REDUND */ +/* CONFIG_ENV_ADDR is supposed to be on sector boundary */ +static ulong end_addr = CONFIG_ENV_ADDR + CONFIG_ENV_SECT_SIZE - 1; +static ulong end_addr_new = CONFIG_ENV_ADDR_REDUND + CONFIG_ENV_SECT_SIZE - 1; +#endif /* CONFIG_ENV_ADDR_REDUND */ extern uchar default_environment[]; -extern int default_environment_size; uchar env_get_char_spec (int index) @@ -94,7 +81,7 @@ uchar env_get_char_spec (int index) return ( *((uchar *)(gd->env_addr + index)) ); } -#ifdef CFG_ENV_ADDR_REDUND +#ifdef CONFIG_ENV_ADDR_REDUND int env_init(void) { @@ -107,13 +94,6 @@ int env_init(void) ulong addr1 = (ulong)&(flash_addr->data); ulong addr2 = (ulong)&(flash_addr_new->data); -#ifdef CONFIG_OMAP2420H4 - int flash_probe(void); - - if(flash_probe() == 0) - goto bad_flash; -#endif - crc1_ok = (crc32(0, flash_addr->data, ENV_SIZE) == flash_addr->crc); crc2_ok = (crc32(0, flash_addr_new->data, ENV_SIZE) == flash_addr_new->crc); @@ -143,9 +123,6 @@ int env_init(void) gd->env_valid = 2; } -#ifdef CONFIG_OMAP2420H4 -bad_flash: -#endif return (0); } @@ -155,7 +132,7 @@ int saveenv(void) char *saved_data = NULL; int rc = 1; char flag = OBSOLETE_FLAG, new_flag = ACTIVE_FLAG; -#if CFG_ENV_SECT_SIZE > CFG_ENV_SIZE +#if CONFIG_ENV_SECT_SIZE > CONFIG_ENV_SIZE ulong up_data = 0; #endif @@ -173,8 +150,8 @@ int saveenv(void) goto Done; } -#if CFG_ENV_SECT_SIZE > CFG_ENV_SIZE - up_data = (end_addr_new + 1 - ((long)flash_addr_new + CFG_ENV_SIZE)); +#if CONFIG_ENV_SECT_SIZE > CONFIG_ENV_SIZE + up_data = (end_addr_new + 1 - ((long)flash_addr_new + CONFIG_ENV_SIZE)); debug ("Data to save 0x%x\n", up_data); if (up_data) { if ((saved_data = malloc(up_data)) == NULL) { @@ -183,9 +160,9 @@ int saveenv(void) goto Done; } memcpy(saved_data, - (void *)((long)flash_addr_new + CFG_ENV_SIZE), up_data); + (void *)((long)flash_addr_new + CONFIG_ENV_SIZE), up_data); debug ("Data (start 0x%x, len 0x%x) saved at 0x%x\n", - (long)flash_addr_new + CFG_ENV_SIZE, + (long)flash_addr_new + CONFIG_ENV_SIZE, up_data, saved_data); } #endif @@ -219,12 +196,12 @@ int saveenv(void) } puts ("done\n"); -#if CFG_ENV_SECT_SIZE > CFG_ENV_SIZE +#if CONFIG_ENV_SECT_SIZE > CONFIG_ENV_SIZE if (up_data) { /* restore the rest of sector */ debug ("Restoring the rest of data to 0x%x len 0x%x\n", - (long)flash_addr_new + CFG_ENV_SIZE, up_data); + (long)flash_addr_new + CONFIG_ENV_SIZE, up_data); if (flash_write(saved_data, - (long)flash_addr_new + CFG_ENV_SIZE, + (long)flash_addr_new + CONFIG_ENV_SIZE, up_data)) { flash_perror(rc); goto Done; @@ -255,24 +232,16 @@ Done: } #endif /* CMD_SAVEENV */ -#else /* ! CFG_ENV_ADDR_REDUND */ +#else /* ! CONFIG_ENV_ADDR_REDUND */ int env_init(void) { -#ifdef CONFIG_OMAP2420H4 - int flash_probe(void); - - if(flash_probe() == 0) - goto bad_flash; -#endif if (crc32(0, env_ptr->data, ENV_SIZE) == env_ptr->crc) { gd->env_addr = (ulong)&(env_ptr->data); gd->env_valid = 1; return(0); } -#ifdef CONFIG_OMAP2420H4 -bad_flash: -#endif + gd->env_addr = (ulong)&default_environment[0]; gd->env_valid = 0; return (0); @@ -285,44 +254,38 @@ int saveenv(void) int len, rc; ulong end_addr; ulong flash_sect_addr; -#if defined(CFG_ENV_SECT_SIZE) && (CFG_ENV_SECT_SIZE > CFG_ENV_SIZE) +#if defined(CONFIG_ENV_SECT_SIZE) && (CONFIG_ENV_SECT_SIZE > CONFIG_ENV_SIZE) ulong flash_offset; - uchar env_buffer[CFG_ENV_SECT_SIZE]; + uchar env_buffer[CONFIG_ENV_SECT_SIZE]; #else uchar *env_buffer = (uchar *)env_ptr; -#endif /* CFG_ENV_SECT_SIZE */ +#endif /* CONFIG_ENV_SECT_SIZE */ int rcode = 0; -#if defined(CFG_ENV_SECT_SIZE) && (CFG_ENV_SECT_SIZE > CFG_ENV_SIZE) +#if defined(CONFIG_ENV_SECT_SIZE) && (CONFIG_ENV_SECT_SIZE > CONFIG_ENV_SIZE) - flash_offset = ((ulong)flash_addr) & (CFG_ENV_SECT_SIZE-1); - flash_sect_addr = ((ulong)flash_addr) & ~(CFG_ENV_SECT_SIZE-1); + flash_offset = ((ulong)flash_addr) & (CONFIG_ENV_SECT_SIZE-1); + flash_sect_addr = ((ulong)flash_addr) & ~(CONFIG_ENV_SECT_SIZE-1); debug ( "copy old content: " "sect_addr: %08lX env_addr: %08lX offset: %08lX\n", flash_sect_addr, (ulong)flash_addr, flash_offset); /* copy old contents to temporary buffer */ - memcpy (env_buffer, (void *)flash_sect_addr, CFG_ENV_SECT_SIZE); + memcpy (env_buffer, (void *)flash_sect_addr, CONFIG_ENV_SECT_SIZE); /* copy current environment to temporary buffer */ memcpy ((uchar *)((unsigned long)env_buffer + flash_offset), env_ptr, - CFG_ENV_SIZE); + CONFIG_ENV_SIZE); - len = CFG_ENV_SECT_SIZE; + len = CONFIG_ENV_SECT_SIZE; #else flash_sect_addr = (ulong)flash_addr; - len = CFG_ENV_SIZE; -#endif /* CFG_ENV_SECT_SIZE */ + len = CONFIG_ENV_SIZE; +#endif /* CONFIG_ENV_SECT_SIZE */ -#ifndef CONFIG_INFERNO end_addr = flash_sect_addr + len - 1; -#else - /* this is the last sector, and the size is hardcoded here */ - /* otherwise we will get stack problems on loading 128 KB environment */ - end_addr = flash_sect_addr + 0x20000 - 1; -#endif debug ("Protect off %08lX ... %08lX\n", (ulong)flash_sect_addr, end_addr); @@ -350,12 +313,12 @@ int saveenv(void) #endif /* CMD_SAVEENV */ -#endif /* CFG_ENV_ADDR_REDUND */ +#endif /* CONFIG_ENV_ADDR_REDUND */ void env_relocate_spec (void) { -#if !defined(ENV_IS_EMBEDDED) || defined(CFG_ENV_ADDR_REDUND) -#ifdef CFG_ENV_ADDR_REDUND +#if !defined(ENV_IS_EMBEDDED) || defined(CONFIG_ENV_ADDR_REDUND) +#ifdef CONFIG_ENV_ADDR_REDUND if (gd->env_addr != (ulong)&(flash_addr->data)) { env_t * etmp = flash_addr; ulong ltmp = end_addr; @@ -395,9 +358,9 @@ void env_relocate_spec (void) if (gd->env_valid == 2) puts ("*** Warning - some problems detected " "reading environment; recovered successfully\n\n"); -#endif /* CFG_ENV_ADDR_REDUND */ - memcpy (env_ptr, (void*)flash_addr, CFG_ENV_SIZE); -#endif /* ! ENV_IS_EMBEDDED || CFG_ENV_ADDR_REDUND */ +#endif /* CONFIG_ENV_ADDR_REDUND */ +#ifdef CMD_SAVEENV + memcpy (env_ptr, (void*)flash_addr, CONFIG_ENV_SIZE); +#endif +#endif /* ! ENV_IS_EMBEDDED || CONFIG_ENV_ADDR_REDUND */ } - -#endif /* CFG_ENV_IS_IN_FLASH */