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authorStephen Warren <swarren@nvidia.com>2014-05-05 10:40:18 -0600
committerLukasz Majewski <l.majewski@samsung.com>2014-05-08 10:38:29 +0200
commit8c6004568f7f0cb98c35fb86a193b502278f650f (patch)
tree108219e929d9001d861243288be67c06d6da700c /common
parent1725f12882eca6424d70dcdc962ca4e5c2de798a (diff)
ums: allow the user to specify the device type
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.majewski@samsung.com> Signed-off-by: Stephen Warren <swarren@nvidia.com> Acked-by: Przemyslaw Marczak <p.marczak@samsung.com>
Diffstat (limited to 'common')
-rw-r--r--common/cmd_usb_mass_storage.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/common/cmd_usb_mass_storage.c b/common/cmd_usb_mass_storage.c
index 5e0211683c..2c879ea083 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"
);