diff options
Diffstat (limited to 'cmd/load.c')
| -rw-r--r-- | cmd/load.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/cmd/load.c b/cmd/load.c index 7e4a552d90..1224a7f85b 100644 --- a/cmd/load.c +++ b/cmd/load.c @@ -1063,6 +1063,44 @@ static ulong load_serial_ymodem(ulong offset, int mode) #endif +#if defined(CONFIG_CMD_LOADM) +static int do_load_memory_bin(struct cmd_tbl *cmdtp, int flag, int argc, + char *const argv[]) +{ + ulong addr, dest, size; + void *src, *dst; + + if (argc != 4) + return CMD_RET_USAGE; + + addr = simple_strtoul(argv[1], NULL, 16); + + dest = simple_strtoul(argv[2], NULL, 16); + + size = simple_strtoul(argv[3], NULL, 16); + + if (!size) { + printf("loadm: can not load zero bytes\n"); + return 1; + } + + src = map_sysmem(addr, size); + dst = map_sysmem(dest, size); + + memcpy(dst, src, size); + + unmap_sysmem(src); + unmap_sysmem(dst); + + if (IS_ENABLED(CONFIG_CMD_BOOTEFI)) + efi_set_bootdev("Mem", "", "", map_sysmem(dest, 0), size); + + printf("loaded bin to memory: size: %lu\n", size); + + return 0; +} +#endif + /* -------------------------------------------------------------------- */ #if defined(CONFIG_CMD_LOADS) @@ -1137,3 +1175,13 @@ U_BOOT_CMD( ); #endif /* CONFIG_CMD_LOADB */ + +#if defined(CONFIG_CMD_LOADM) +U_BOOT_CMD( + loadm, 4, 0, do_load_memory_bin, + "load binary blob from source address to destination address", + "[src_addr] [dst_addr] [size]\n" + " - load a binary blob from one memory location to other" + " from src_addr to dst_addr by size bytes" +); +#endif /* CONFIG_CMD_LOADM */ |