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| author | Aras Vaichas <arasv@magtech.com.au> | 2008-03-25 12:09:07 +1100 |
|---|---|---|
| committer | Markus Klotzbuecher <mk@denx.de> | 2008-03-26 09:23:23 +0100 |
| commit | f6b44e0e4d18fe507833a0f76d24a9aa72c123f1 (patch) | |
| tree | 552473178f816413f99dc24f4b188f447c18464d | |
| parent | 18e69a35efbb078403db0c0063986470dad7d082 (diff) | |
| download | u-boot-imx-f6b44e0e4d18fe507833a0f76d24a9aa72c123f1.zip u-boot-imx-f6b44e0e4d18fe507833a0f76d24a9aa72c123f1.tar.gz u-boot-imx-f6b44e0e4d18fe507833a0f76d24a9aa72c123f1.tar.bz2 | |
USB Storage, add meaningful return value
This patch changes the "usb storage" command to return success if it
finds a USB storage device, otherwise it returns error.
Signed-off-by: Markus Klotzbuecher <mk@denx.de>
| -rw-r--r-- | common/cmd_usb.c | 3 | ||||
| -rw-r--r-- | common/usb_storage.c | 9 |
2 files changed, 7 insertions, 5 deletions
diff --git a/common/cmd_usb.c b/common/cmd_usb.c index c6b17c2..ad32407 100644 --- a/common/cmd_usb.c +++ b/common/cmd_usb.c @@ -529,8 +529,7 @@ int do_usb (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) } if (strncmp(argv[1], "stor", 4) == 0) { - usb_stor_info(); - return 0; + return usb_stor_info(); } if (strncmp(argv[1],"part",4) == 0) { diff --git a/common/usb_storage.c b/common/usb_storage.c index 443d785..81d2f92 100644 --- a/common/usb_storage.c +++ b/common/usb_storage.c @@ -188,17 +188,20 @@ void usb_show_progress(void) * show info on storage devices; 'usb start/init' must be invoked earlier * as we only retrieve structures populated during devices initialization */ -void usb_stor_info(void) +int usb_stor_info(void) { int i; - if (usb_max_devs > 0) + if (usb_max_devs > 0) { for (i = 0; i < usb_max_devs; i++) { printf (" Device %d: ", i); dev_print(&usb_dev_desc[i]); + return 0; } - else + } else { printf("No storage devices, perhaps not 'usb start'ed..?\n"); + return 1; + } } /********************************************************************************* |