From: Stephen Warren <swar...@nvidia.com>
Allow an optional devtype parameter to the ums command, which specifies
the type of the device to be exported. This could allow exporting a SATA
or even another USB device.
Cc: Lukasz Majewski <l.majew...@samsung.com>
Signed-off-by: Stephen Warren <swar...@nvidia.com>
Acked-by: Przemyslaw Marczak <p.marc...@samsung.com>
---
common/cmd_usb_mass_storage.c | 14 ++++++++++----
1 file changed, 10 insertions(+), 4 deletions(-)
diff --git a/common/cmd_usb_mass_storage.c b/common/cmd_usb_mass_storage.c
index 5e0211683c8f..2c879ea0837c 100644
--- a/common/cmd_usb_mass_storage.c
+++ b/common/cmd_usb_mass_storage.c
@@ -77,8 +77,13 @@ int do_usb_mass_storage(cmd_tbl_t *cmdtp, int flag,
return CMD_RET_USAGE;
usb_controller = argv[1];
- devtype = "mmc";
- devnum = argv[2];
+ if (argc >= 4) {
+ devtype = argv[2];
+ devnum = argv[3];
+ } else {
+ devtype = "mmc";
+ devnum = argv[2];
+ }
ums = ums_init(devtype, devnum);
if (!ums)
@@ -152,7 +157,8 @@ exit:
return CMD_RET_SUCCESS;
}
-U_BOOT_CMD(ums, CONFIG_SYS_MAXARGS, 1, do_usb_mass_storage,
+U_BOOT_CMD(ums, 4, 1, do_usb_mass_storage,
"Use the UMS [User Mass Storage]",
- "ums <USB_controller> <mmc_dev> e.g. ums 0 0"
+ "ums <USB_controller> [<devtype>] <devnum> e.g. ums 0 mmc 0\n"
+ " devtype defaults to mmc"
);
--
1.8.1.5
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