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authorNikita Kiryanov <nikita@compulab.co.il>2015-10-29 11:54:42 +0200
committerStefano Babic <sbabic@denx.de>2015-11-16 12:01:35 +0100
commit9bb4e9474281806986bc1c07f5f4b0ecc33d1bae (patch)
tree3dc5f17d93244acda43237519f81f5c23f334116 /common/splash_source.c
parent870dd3095facaada8b671d55affc2d060355725f (diff)
downloadu-boot-9bb4e9474281806986bc1c07f5f4b0ecc33d1bae.tar.gz
splash_source: add support for filesystem formatted usb
Add support for loading splash image from USB drive formatted with a filesystem. Cc: Igor Grinberg <grinberg@compulab.co.il> Cc: Tom Rini <trini@konsulko.com> Signed-off-by: Nikita Kiryanov <nikita@compulab.co.il>
Diffstat (limited to 'common/splash_source.c')
-rw-r--r--common/splash_source.c31
1 files changed, 30 insertions, 1 deletions
diff --git a/common/splash_source.c b/common/splash_source.c
index 7de8695375..cf475699f0 100644
--- a/common/splash_source.c
+++ b/common/splash_source.c
@@ -12,6 +12,7 @@
#include <splash.h>
#include <spi_flash.h>
#include <spi.h>
+#include <usb.h>
#include <bmp_layout.h>
#include <fs.h>
@@ -112,6 +113,9 @@ static int splash_select_fs_dev(struct splash_location *location)
case SPLASH_STORAGE_MMC:
res = fs_set_blk_dev("mmc", location->devpart, FS_TYPE_ANY);
break;
+ case SPLASH_STORAGE_USB:
+ res = fs_set_blk_dev("usb", location->devpart, FS_TYPE_ANY);
+ break;
default:
printf("Error: unsupported location storage.\n");
return -ENODEV;
@@ -123,11 +127,30 @@ static int splash_select_fs_dev(struct splash_location *location)
return res;
}
+#ifdef CONFIG_USB_STORAGE
+static int splash_init_usb(void)
+{
+ int err;
+
+ err = usb_init();
+ if (err)
+ return err;
+
+ return usb_stor_scan(1) < 0 ? -ENODEV : 0;
+}
+#else
+static inline int splash_init_usb(void)
+{
+ printf("Cannot load splash image: no USB support\n");
+ return -ENOSYS;
+}
+#endif
+
#define SPLASH_SOURCE_DEFAULT_FILE_NAME "splash.bmp"
static int splash_load_fs(struct splash_location *location, u32 bmp_load_addr)
{
- int res;
+ int res = 0;
loff_t bmp_size;
char *splash_file;
@@ -135,6 +158,12 @@ static int splash_load_fs(struct splash_location *location, u32 bmp_load_addr)
if (!splash_file)
splash_file = SPLASH_SOURCE_DEFAULT_FILE_NAME;
+ if (location->storage == SPLASH_STORAGE_USB)
+ res = splash_init_usb();
+
+ if (res)
+ return res;
+
res = splash_select_fs_dev(location);
if (res)
return res;