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- // SPDX-License-Identifier: GPL-2.0+
- /*
- * (C) Copyright 2013
- * Texas Instruments, <www.ti.com>
- *
- * Dan Murphy <dmurphy@ti.com>
- *
- * Derived work from spl_usb.c
- */
- #include <common.h>
- #include <spl.h>
- #include <asm/u-boot.h>
- #include <sata.h>
- #include <scsi.h>
- #include <errno.h>
- #include <fat.h>
- #include <image.h>
- #ifndef CONFIG_SYS_SATA_FAT_BOOT_PARTITION
- #define CONFIG_SYS_SATA_FAT_BOOT_PARTITION 1
- #endif
- #ifndef CONFIG_SPL_FS_LOAD_PAYLOAD_NAME
- #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
- #endif
- #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
- static int spl_sata_load_image_raw(struct spl_image_info *spl_image,
- struct blk_desc *stor_dev, unsigned long sector)
- {
- struct image_header *header;
- unsigned long count;
- u32 image_size_sectors;
- 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, header);
- if (ret)
- return ret;
- image_size_sectors = DIV_ROUND_UP(spl_image->size, stor_dev->blksz);
- count = blk_dread(stor_dev, sector, image_size_sectors,
- (void *)spl_image->load_addr);
- if (count != image_size_sectors)
- return -EIO;
- 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;
- #if !defined(CONFIG_DM_SCSI) && !defined(CONFIG_AHCI)
- err = init_sata(CONFIG_SPL_SATA_BOOT_DEVICE);
- #endif
- if (err) {
- #ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
- printf("spl: sata init failed: err - %d\n", err);
- #endif
- return err;
- } else {
- /* 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;
- }
- #ifdef CONFIG_SPL_OS_BOOT
- if (spl_start_uboot() ||
- spl_load_image_fat_os(spl_image, stor_dev,
- CONFIG_SYS_SATA_FAT_BOOT_PARTITION))
- #endif
- {
- err = -ENOSYS;
- if (IS_ENABLED(CONFIG_SPL_FS_FAT)) {
- err = spl_load_image_fat(spl_image, 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, stor_dev,
- CONFIG_SPL_SATA_RAW_U_BOOT_SECTOR);
- }
- }
- if (err) {
- puts("Error loading sata device\n");
- return err;
- }
- return 0;
- }
- SPL_LOAD_IMAGE_METHOD("SATA", 0, BOOT_DEVICE_SATA, spl_sata_load_image);
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