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@ -47,6 +47,12 @@ static inline int fs_read_unsupported(const char *filename, void *buf, |
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return -1; |
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} |
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static inline int fs_write_unsupported(const char *filename, void *buf, |
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int offset, int len) |
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{ |
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return -1; |
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} |
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static inline void fs_close_unsupported(void) |
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{ |
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} |
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@ -57,6 +63,7 @@ struct fstype_info { |
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disk_partition_t *fs_partition); |
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int (*ls)(const char *dirname); |
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int (*read)(const char *filename, void *buf, int offset, int len); |
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int (*write)(const char *filename, void *buf, int offset, int len); |
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void (*close)(void); |
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}; |
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@ -94,6 +101,7 @@ static struct fstype_info fstypes[] = { |
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.close = fs_close_unsupported, |
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.ls = fs_ls_unsupported, |
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.read = fs_read_unsupported, |
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.write = fs_write_unsupported, |
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}, |
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}; |
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@ -125,6 +133,7 @@ int fs_set_blk_dev(const char *ifname, const char *dev_part_str, int fstype) |
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info->close += gd->reloc_off; |
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info->ls += gd->reloc_off; |
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info->read += gd->reloc_off; |
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info->write += gd->reloc_off; |
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} |
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relocated = 1; |
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} |
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@ -196,6 +205,30 @@ int fs_read(const char *filename, ulong addr, int offset, int len) |
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return ret; |
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} |
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int fs_write(const char *filename, ulong addr, int offset, int len) |
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{ |
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struct fstype_info *info = fs_get_info(fs_type); |
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void *buf; |
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int ret; |
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/*
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* We don't actually know how many bytes are being read, since len==0 |
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* means read the whole file. |
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*/ |
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buf = map_sysmem(addr, len); |
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ret = info->write(filename, buf, offset, len); |
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unmap_sysmem(buf); |
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/* If we requested a specific number of bytes, check we got it */ |
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if (ret >= 0 && len && ret != len) { |
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printf("** Unable to write file %s **\n", filename); |
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ret = -1; |
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} |
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fs_close(); |
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return ret; |
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} |
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int do_load(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[], |
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int fstype, int cmdline_base) |
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{ |
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@ -277,3 +310,44 @@ int do_ls(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[], |
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return 0; |
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} |
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int do_save(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[], |
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int fstype, int cmdline_base) |
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{ |
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unsigned long addr; |
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const char *filename; |
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unsigned long bytes; |
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unsigned long pos; |
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int len; |
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unsigned long time; |
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if (argc < 6 || argc > 7) |
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return CMD_RET_USAGE; |
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if (fs_set_blk_dev(argv[1], argv[2], fstype)) |
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return 1; |
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filename = argv[3]; |
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addr = simple_strtoul(argv[4], NULL, cmdline_base); |
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bytes = simple_strtoul(argv[5], NULL, cmdline_base); |
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if (argc >= 7) |
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pos = simple_strtoul(argv[6], NULL, cmdline_base); |
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else |
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pos = 0; |
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time = get_timer(0); |
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len = fs_write(filename, addr, pos, bytes); |
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time = get_timer(time); |
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if (len <= 0) |
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return 1; |
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printf("%d bytes written in %lu ms", len, time); |
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if (time > 0) { |
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puts(" ("); |
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print_size(len / time * 1000, "/s"); |
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puts(")"); |
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} |
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puts("\n"); |
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return 0; |
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} |
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