diff options
author | Ulf Samuelsson <ulf.samuelsson@atmel.com> | 2009-01-06 16:21:36 +0000 |
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committer | Ulf Samuelsson <ulf.samuelsson@atmel.com> | 2009-01-06 16:21:36 +0000 |
commit | 756b2f1f98f39b7015322489028df3d14d0531ff (patch) | |
tree | ca007db0479b2c7b34ee8333da2b691d89634f43 /target/u-boot/2009.01-rc1/u-boot-2009.01-rc1-016-cmd_mem.patch | |
parent | ce5971ecca440d32185c1ec1d5b9c0e670b7e7a8 (diff) |
Remove patches that should not have been inlcuded in the spimux commit
Diffstat (limited to 'target/u-boot/2009.01-rc1/u-boot-2009.01-rc1-016-cmd_mem.patch')
-rw-r--r-- | target/u-boot/2009.01-rc1/u-boot-2009.01-rc1-016-cmd_mem.patch | 412 |
1 files changed, 0 insertions, 412 deletions
diff --git a/target/u-boot/2009.01-rc1/u-boot-2009.01-rc1-016-cmd_mem.patch b/target/u-boot/2009.01-rc1/u-boot-2009.01-rc1-016-cmd_mem.patch deleted file mode 100644 index bac2f935f..000000000 --- a/target/u-boot/2009.01-rc1/u-boot-2009.01-rc1-016-cmd_mem.patch +++ /dev/null @@ -1,412 +0,0 @@ -diff -urN u-boot-2009.01-0rig//common/cmd_mem.c u-boot-2009.01/common/cmd_mem.c ---- u-boot-2009.01-0rig//common/cmd_mem.c 2008-12-16 23:48:27.000000000 +0100 -+++ u-boot-2009.01/common/cmd_mem.c 2009-01-04 13:27:03.000000000 +0100 -@@ -37,11 +37,120 @@ - #endif - #include <watchdog.h> - -+#include <flash.h> -+#ifdef CONFIG_SYS_NO_FLASH -+#define in_flash(x) 0 -+#else -+#define in_flash(x) (addr2info(x)!=NULL) -+#endif -+ -+#ifdef CONFIG_HAS_DATAFLASH -+#define in_dataflash(x) addr_dataflash(x) -+#else -+#define in_dataflash(x) 0 -+#endif -+ -+#ifdef CONFIG_CMD_MMC -+#define in_SD_card(x) (mmc2info(x) != 0) -+#else -+#define in_SD_card(x) 0 -+#endif -+ -+ - #ifdef CMD_MEM_DEBUG - #define PRINTF(fmt,args...) printf (fmt ,##args) - #else - #define PRINTF(fmt,args...) - #endif -+#if defined(CONFIG_HAS_DATAFLASH) -+#define DF_PAGE_VALID 0x01 -+#define CONFIG_SYS_DATAFLASH_PAGE_SIZE 1056 -+typedef char dfpagebuf[CONFIG_SYS_DATAFLASH_PAGE_SIZE]; -+dfpagebuf dfcache[3]; // Cache buffers for dataflash -+unsigned char dfvalid[3]; // if DF_PAGE_VALID is set, then the, cache buffer contents are valid -+unsigned char dflru[3]; // Least recently used algorithm to determine which buffer to reuse -+unsigned int dfpage[3]; // TLB for cache, tells which page is loaded into dfcache -+ -+ -+void flush_mem_cache(void) -+{ -+ dfvalid[0] = dfvalid[1] = dfvalid[2] = 0; -+ dflru[0] = 0; -+ dflru[1] = 1; -+ dflru[2] = 2; -+} -+ -+typedef union { -+ uchar byte[4]; -+ ulong word; -+} reg; -+ -+unsigned int replace(char *p, unsigned int data) -+{ -+ ulong i; -+ reg in; -+ reg out; -+ -+ in.word = data; -+ for(i = 0; i <= 3; i++) { -+ out.byte[0] = *p; -+ *p++ = in.byte[0]; -+ } -+ return out.word; -+} -+ -+ulong translate(unsigned int addr) -+{ -+ unsigned int page = (addr) / CONFIG_SYS_DATAFLASH_PAGE_SIZE; -+ unsigned int index = (addr) - (page * CONFIG_SYS_DATAFLASH_PAGE_SIZE); -+ unsigned int i,rc; -+ for(i = 0; i < 2; i++) { -+ if((page == dfpage[i]) && (dfvalid[i] & DF_PAGE_VALID)) { -+ if(dflru[0] == i) { -+ // nothing -+ } else if(dflru[1] == i) { -+ // swap with 0 -+ dflru[1] = dflru[0]; -+ dflru[0] = i; -+ } else { -+ // shift down -+ dflru[2] = dflru[1]; -+ dflru[1] = dflru[0]; -+ dflru[0] = i; -+ } -+ return (unsigned int) &dfcache[i][index]; -+ } -+ } -+ // not found -+ // use buffer found in dflru[2] -+ i = dflru[2]; -+ if ((rc = read_dataflash(addr, CONFIG_SYS_DATAFLASH_PAGE_SIZE, dfcache[i])) == DATAFLASH_OK){ -+ dflru[2] = dflru[1]; -+ dflru[1] = dflru[0]; -+ dflru[0] = i; -+ dfvalid[i] |= DF_PAGE_VALID; -+ return (unsigned int) &dfcache[i][index]; -+ } -+ return 0; -+} -+ -+ -+ -+void df_writed(unsigned char *ldest, ulong laddr) -+{ -+ -+} -+void df_writew(unsigned char *ldest,ushort laddr) {} -+void df_writeb(unsigned char *ldest, u_char laddr) {} -+#endif -+ -+#if defined(CONFIG_HAS_DATAFLASH) -+void flush_mem_cache(void); -+ulong translate(unsigned int addr); -+#else -+#define flush_mem_cache(x) -+#define translate(x) x -+#endif - - static int mod_mem(cmd_tbl_t *, int, int, int, char *[]); - -@@ -67,7 +176,8 @@ - ulong nbytes, linebytes; - #endif - int size; -- int rc = 0; -+ int rc = 0; -+ int done = 0; - - /* We use the last specified parameters, unless new ones are - * entered. -@@ -106,26 +216,29 @@ - * We buffer all read data, so we can make sure data is read only - * once, and all accesses are with the specified bus width. - */ -- nbytes = length * size; -- do { -- char linebuf[DISP_LINE_LEN]; -- void* p; -- linebytes = (nbytes>DISP_LINE_LEN)?DISP_LINE_LEN:nbytes; -- -- rc = read_dataflash(addr, (linebytes/size)*size, linebuf); -- p = (rc == DATAFLASH_OK) ? linebuf : (void*)addr; -- print_buffer(addr, p, size, linebytes/size, DISP_LINE_LEN/size); -- -- nbytes -= linebytes; -- addr += linebytes; -- if (ctrlc()) { -- rc = 1; -- break; -- } -- } while (nbytes > 0); --#else -+ if(in_dataflash(addr)) { -+ nbytes = length * size; -+ do { -+ char linebuf[DISP_LINE_LEN]; -+ void* p; -+ linebytes = (nbytes>DISP_LINE_LEN)?DISP_LINE_LEN:nbytes; -+ -+ rc = read_dataflash(addr, (linebytes/size)*size, linebuf); -+ p = (rc == DATAFLASH_OK) ? linebuf : (void*)addr; -+ print_buffer(addr, p, size, linebytes/size, DISP_LINE_LEN/size); -+ -+ nbytes -= linebytes; -+ addr += linebytes; -+ if (ctrlc()) { -+ rc = 1; -+ break; -+ } -+ } while (nbytes > 0); -+ done = 1; -+ } -+#endif - --# if defined(CONFIG_BLACKFIN) -+#if defined(CONFIG_BLACKFIN) - /* See if we're trying to display L1 inst */ - if (addr_bfin_on_chip_mem(addr)) { - char linebuf[DISP_LINE_LEN]; -@@ -142,15 +255,15 @@ - break; - } - } while (nbytes > 0); -- } else --# endif -+ done = 1; -+ } -+#endif - -- { -+ if (!done) { - /* Print the lines. */ - print_buffer(addr, (void*)addr, size, length, DISP_LINE_LEN/size); - addr += size*length; - } --#endif - - dp_last_addr = addr; - dp_last_length = length; -@@ -273,6 +386,8 @@ - int do_mem_cmp (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) - { - ulong addr1, addr2, count, ngood; -+ ulong laddr1, laddr2; -+ - int size; - int rcode = 0; - -@@ -294,12 +409,6 @@ - - count = simple_strtoul(argv[3], NULL, 16); - --#ifdef CONFIG_HAS_DATAFLASH -- if (addr_dataflash(addr1) | addr_dataflash(addr2)){ -- puts ("Comparison with DataFlash space not supported.\n\r"); -- return 0; -- } --#endif - - #ifdef CONFIG_BLACKFIN - if (addr_bfin_on_chip_mem(addr1) || addr_bfin_on_chip_mem(addr2)) { -@@ -308,9 +417,12 @@ - } - #endif - -+ flush_mem_cache(); - ngood = 0; - - while (count-- > 0) { -+ laddr1 = translate((ulong) addr1); -+ laddr2 = translate((ulong) addr2); - if (size == 4) { - ulong word1 = *(ulong *)addr1; - ulong word2 = *(ulong *)addr2; -@@ -359,6 +471,14 @@ - { - ulong addr, dest, count; - int size; -+#ifdef CONFIG_HAS_DATAFLASH -+ int rc; -+ unsigned int crc,oldcrc,use_crc; -+ unsigned int olddata; -+ char *p; -+ char *env_crc_check; -+ -+#endif - - if (argc != 4) { - printf ("Usage:\n%s\n", cmdtp->usage); -@@ -385,13 +505,14 @@ - - #ifndef CONFIG_SYS_NO_FLASH - /* check if we are copying to Flash */ -- if ( (addr2info(dest) != NULL) --#ifdef CONFIG_HAS_DATAFLASH -- && (!addr_dataflash(dest)) --#endif -- ) { -+ if (in_flash(dest)) { - int rc; -- -+#if defined(CONFIG_HAS_DATAFLASH) || defined(CONFIG_CMD_MMC) -+ if(in_dataflash(addr) || in_SD_card(addr)) { -+ puts ("Cannot copy to flash from storage...\n"); -+ return 1; -+ } -+#endif - puts ("Copy to Flash... "); - - rc = flash_write ((char *)addr, dest, count*size); -@@ -405,9 +526,15 @@ - #endif - - #if defined(CONFIG_CMD_MMC) -- if (mmc2info(dest)) { -+ if (in_SD_card(dest)) { - int rc; - -+#if defined(CONFIG_HAS_DATAFLASH) -+ if(in_dataflash(addr) || in_SD_card(addr)) { -+ puts ("Cannot copy to flash-card from another storage location...\n"); -+ return 1; -+ } -+#endif - puts ("Copy to MMC... "); - switch (rc = mmc_write ((uchar *)addr, dest, count*size)) { - case 0: -@@ -424,9 +551,12 @@ - return 0; - } - -- if (mmc2info(addr)) { -+ if (in_SD_card(addr)) { - int rc; -- -+ if(in_flash(dest) || in_dataflash(dest) || in_SD_card(dest)) { -+ puts ("Cannot copy from flash-card from another storage location...\n"); -+ return 1; -+ } - puts ("Copy from MMC... "); - switch (rc = mmc_read (addr, (uchar *)dest, count*size)) { - case 0: -@@ -445,39 +575,64 @@ - #endif - - #ifdef CONFIG_HAS_DATAFLASH -- /* Check if we are copying from RAM or Flash to DataFlash */ -- if (addr_dataflash(dest) && !addr_dataflash(addr)){ -- int rc; -- -- puts ("Copy to DataFlash... "); -- -- rc = write_dataflash (dest, addr, count*size); -- -+ /* Check if we are copying from Dataflash to RAM */ -+ /* Note: Cannot copy from Dataflash to Flash directly */ -+ env_crc_check = getenv("crc-check"); -+ use_crc = (strcmp(env_crc_check, "on") == 0); -+ if (in_dataflash(addr)) { -+ if(in_dataflash(dest) || in_flash(dest) || in_SD_card(dest)) { -+ puts ("Cannot copy to dataflash from another storage location...\n"); -+ return 1; -+ } -+ puts ("Copy from DataFlash..."); -+ rc = read_dataflash(addr, count * size, (char *) dest); - if (rc != 1) { - dataflash_perror (rc); - return (1); - } -- puts ("done\n"); -- return 0; -- } - -- /* Check if we are copying from DataFlash to RAM */ -- if (addr_dataflash(addr) && !addr_dataflash(dest) --#ifndef CONFIG_SYS_NO_FLASH -- && (addr2info(dest) == NULL) --#endif -- ){ -- int rc; -- rc = read_dataflash(addr, count * size, (char *) dest); -+ if (use_crc) { -+ puts ("(Calculating CRC) ... "); -+ p = (char *) dest + (count * size) + 3; -+ olddata = replace(p,0); -+ rc = read_dataflash(addr, (count * size)+4, (char *) dest); -+ oldcrc = replace(p,olddata); -+ crc = crc32 (0, (const uchar *) dest, count*size); -+ if(crc != oldcrc) { -+ printf("\n\rBad CRC, %x expected, found %x... \n\r",oldcrc,crc); -+ return 1; -+ } else { -+ printf("[0x%x]",crc); -+ } -+ } -+ puts ("done\n\r"); -+ return 0; -+ } else if (!in_dataflash(addr) && in_dataflash(dest)) { -+ if(in_dataflash(addr) || in_SD_card(addr)) { -+ puts ("Cannot copy to dataflash from another storage location...\n"); -+ return 1; -+ } -+ puts ("Copy to DataFlash... "); -+ if (use_crc) { -+ puts ("(Calulating CRC) ... "); -+ crc = crc32 (0, (const uchar *) addr, count*size); -+ // Save CRC in small endian format -+ printf("= 0x%08x written to [%08x] ... ",crc,(unsigned int) (dest + count * size)); -+ p = (char *) addr+(count*size); -+ olddata = replace(p,crc); -+ rc = write_dataflash (dest, addr, count*size+4); -+ crc = replace((char *) addr+(count*size),olddata); -+ } else { -+ rc = write_dataflash (dest, addr, count*size); -+ } - if (rc != 1) { - dataflash_perror (rc); - return (1); - } -+ puts ("done\n"); - return 0; -- } -- -- if (addr_dataflash(addr) && addr_dataflash(dest)){ -- puts ("Unsupported combination of source/destination.\n\r"); -+ } else if (in_dataflash(addr) && in_dataflash(dest)){ -+ puts ("Cannot copy between two dataflash areas\n\r"); - return 1; - } - #endif -@@ -490,6 +645,7 @@ - } - #endif - -+ /* Copy between RAM locations, or parallell flash to RAM */ - while (count-- > 0) { - if (size == 4) - *((ulong *)dest) = *((ulong *)addr); -@@ -1011,7 +1167,7 @@ - } - - #ifdef CONFIG_HAS_DATAFLASH -- if (addr_dataflash(addr)){ -+ if (in_dataflash(addr)){ - puts ("Can't modify DataFlash in place. Use cp instead.\n\r"); - return 0; - } - |