+// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2013
* Texas Instruments, <www.ti.com>
*
* Dan Murphy <dmurphy@ti.com>
*
- * SPDX-License-Identifier: GPL-2.0+
- *
* Derived work from spl_usb.c
*/
#include <spl.h>
#include <asm/u-boot.h>
#include <sata.h>
+#include <scsi.h>
+#include <errno.h>
#include <fat.h>
-#include <version.h>
#include <image.h>
-DECLARE_GLOBAL_DATA_PTR;
+#ifndef CONFIG_SYS_SATA_FAT_BOOT_PARTITION
+#define CONFIG_SYS_SATA_FAT_BOOT_PARTITION 1
+#endif
-void spl_sata_load_image(void)
-{
- int err;
- block_dev_desc_t *stor_dev;
+#ifndef CONFIG_SPL_FS_LOAD_PAYLOAD_NAME
+#define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
+#endif
- err = init_sata(CONFIG_SPL_SATA_BOOT_DEVICE);
- if (err) {
-#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
- printf("spl: sata init failed: err - %d\n", err);
+#ifndef CONFIG_SPL_SATA_RAW_U_BOOT_SECTOR
+/* Dummy value to make the compiler happy */
+#define CONFIG_SPL_SATA_RAW_U_BOOT_SECTOR 0x100
#endif
- hang();
- } else {
- /* try to recognize storage devices immediately */
- scsi_scan(0);
- stor_dev = scsi_get_dev(0);
- }
-#ifdef CONFIG_SPL_OS_BOOT
- if (spl_start_uboot() || spl_load_image_fat_os(stor_dev,
- CONFIG_SYS_SATA_FAT_BOOT_PARTITION))
+static int spl_sata_load_image_raw(struct spl_image_info *spl_image,
+ struct spl_boot_device *bootdev,
+ struct blk_desc *stor_dev, unsigned long sector)
+{
+ struct image_header *header;
+ unsigned long count;
+ u32 image_size_sectors;
+ u32 image_offset_sectors;
+ u32 image_offset;
+ int ret;
+
+ header = spl_get_load_buffer(-sizeof(*header), stor_dev->blksz);
+ count = blk_dread(stor_dev, sector, 1, header);
+ if (count == 0)
+ return -EIO;
+
+ ret = spl_parse_image_header(spl_image, bootdev, header);
+ if (ret)
+ return ret;
+
+ image_size_sectors = DIV_ROUND_UP(spl_image->size, stor_dev->blksz);
+ image_offset_sectors = spl_image->offset / stor_dev->blksz;
+ image_offset = spl_image->offset % stor_dev->blksz;
+ count = blk_dread(stor_dev, sector + image_offset_sectors,
+ image_size_sectors,
+ (void *)spl_image->load_addr);
+ if (count != image_size_sectors)
+ return -EIO;
+
+ if (image_offset)
+ memmove((void *)spl_image->load_addr,
+ (void *)spl_image->load_addr + image_offset,
+ spl_image->size);
+
+ return 0;
+}
+
+static int spl_sata_load_image(struct spl_image_info *spl_image,
+ struct spl_boot_device *bootdev)
+{
+ int err = 0;
+ struct blk_desc *stor_dev;
+
+ /* try to recognize storage devices immediately */
+ scsi_scan(false);
+ stor_dev = blk_get_devnum_by_type(IF_TYPE_SCSI, 0);
+ if (!stor_dev)
+ return -ENODEV;
+
+#if CONFIG_IS_ENABLED(OS_BOOT)
+ if (spl_start_uboot() ||
+ spl_load_image_fat_os(spl_image, bootdev, stor_dev,
+ CONFIG_SYS_SATA_FAT_BOOT_PARTITION))
#endif
- err = spl_load_image_fat(stor_dev,
- CONFIG_SYS_SATA_FAT_BOOT_PARTITION,
- CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME);
+ {
+ err = -ENOSYS;
+
+ if (IS_ENABLED(CONFIG_SPL_FS_FAT)) {
+ err = spl_load_image_fat(spl_image, bootdev, stor_dev,
+ CONFIG_SYS_SATA_FAT_BOOT_PARTITION,
+ CONFIG_SPL_FS_LOAD_PAYLOAD_NAME);
+ } else if (IS_ENABLED(CONFIG_SPL_SATA_RAW_U_BOOT_USE_SECTOR)) {
+ err = spl_sata_load_image_raw(spl_image, bootdev, stor_dev,
+ CONFIG_SPL_SATA_RAW_U_BOOT_SECTOR);
+ }
+ }
if (err) {
puts("Error loading sata device\n");
- hang();
+ return err;
}
+
+ return 0;
}
+SPL_LOAD_IMAGE_METHOD("SATA", 0, BOOT_DEVICE_SATA, spl_sata_load_image);