diff options
author | Yang Zhang <yang.z.zhang@intel.com> | 2015-08-28 09:58:54 +0800 |
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committer | Yang Zhang <yang.z.zhang@intel.com> | 2015-09-01 12:44:00 +0800 |
commit | e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch) | |
tree | 66b09f592c55df2878107a468a91d21506104d3f /qemu/roms/u-boot/common/spl/spl_usb.c | |
parent | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff) |
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5
Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/roms/u-boot/common/spl/spl_usb.c')
-rw-r--r-- | qemu/roms/u-boot/common/spl/spl_usb.c | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/qemu/roms/u-boot/common/spl/spl_usb.c b/qemu/roms/u-boot/common/spl/spl_usb.c new file mode 100644 index 000000000..53a904379 --- /dev/null +++ b/qemu/roms/u-boot/common/spl/spl_usb.c @@ -0,0 +1,58 @@ +/* + * (C) Copyright 2014 + * Texas Instruments, <www.ti.com> + * + * Dan Murphy <dmurphy@ti.com> + * + * SPDX-License-Identifier: GPL-2.0+ + * + * Derived work from spl_mmc.c + */ + +#include <common.h> +#include <spl.h> +#include <asm/u-boot.h> +#include <usb.h> +#include <fat.h> + +DECLARE_GLOBAL_DATA_PTR; + +#ifdef CONFIG_USB_STORAGE +static int usb_stor_curr_dev = -1; /* current device */ +#endif + +void spl_usb_load_image(void) +{ + int err; + block_dev_desc_t *stor_dev; + + usb_stop(); + err = usb_init(); + if (err) { +#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT + printf("%s: usb init failed: err - %d\n", __func__, err); +#endif + hang(); + } + +#ifdef CONFIG_USB_STORAGE + /* try to recognize storage devices immediately */ + usb_stor_curr_dev = usb_stor_scan(1); + stor_dev = usb_stor_get_dev(usb_stor_curr_dev); +#endif + + debug("boot mode - FAT\n"); + +#ifdef CONFIG_SPL_OS_BOOT + if (spl_start_uboot() || spl_load_image_fat_os(stor_dev, + CONFIG_SYS_USB_FAT_BOOT_PARTITION)) +#endif + err = spl_load_image_fat(stor_dev, + CONFIG_SYS_USB_FAT_BOOT_PARTITION, + CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME); + + if (err) { + puts("Error loading USB device\n"); + hang(); + } +} |