From: Stephen Warren swarren@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: Przemyslaw Marczak p.marczak@samsung.com Cc: Lukasz Majewski l.majewski@samsung.com Signed-off-by: Stephen Warren swarren@nvidia.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 31dd37c7c66f..2ef5c0912e9c 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) @@ -146,7 +151,8 @@ 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" );