diff options
Diffstat (limited to 'common/cmd_usb.c')
| -rw-r--r-- | common/cmd_usb.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/common/cmd_usb.c b/common/cmd_usb.c index 1e297d5..9de515c 100644 --- a/common/cmd_usb.c +++ b/common/cmd_usb.c @@ -642,6 +642,28 @@ int do_usb(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) return 1; } } + if (strcmp(argv[1], "write") == 0) { + if (usb_stor_curr_dev < 0) { + printf("no current device selected\n"); + return 1; + } + if (argc == 5) { + unsigned long addr = simple_strtoul(argv[2], NULL, 16); + unsigned long blk = simple_strtoul(argv[3], NULL, 16); + unsigned long cnt = simple_strtoul(argv[4], NULL, 16); + unsigned long n; + printf("\nUSB write: device %d block # %ld, count %ld" + " ... ", usb_stor_curr_dev, blk, cnt); + stor_dev = usb_stor_get_dev(usb_stor_curr_dev); + n = stor_dev->block_write(usb_stor_curr_dev, blk, cnt, + (ulong *)addr); + printf("%ld blocks write: %s\n", n, + (n == cnt) ? "OK" : "ERROR"); + if (n == cnt) + return 0; + return 1; + } + } if (strncmp(argv[1], "dev", 3) == 0) { if (argc == 3) { int dev = (int)simple_strtoul(argv[2], NULL, 10); @@ -687,6 +709,8 @@ U_BOOT_CMD( " devices\n" "usb read addr blk# cnt - read `cnt' blocks starting at block `blk#'\n" " to memory address `addr'" + "usb write addr blk# cnt - write `cnt' blocks starting at block `blk#'\n" + " from memory address `addr'" ); |