/*
   * (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 <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>
  
  DECLARE_GLOBAL_DATA_PTR;

  static int spl_sata_load_image(struct spl_image_info *spl_image,
  			       struct spl_boot_device *bootdev)

  {
  	int err;

  	struct blk_desc *stor_dev;

  
  	err = init_sata(CONFIG_SPL_SATA_BOOT_DEVICE);
  	if (err) {
  #ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
  		printf("spl: sata init failed: err - %d
  ", 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 = spl_load_image_fat(spl_image, stor_dev,
  					CONFIG_SYS_SATA_FAT_BOOT_PARTITION,

  				CONFIG_SPL_FS_LOAD_PAYLOAD_NAME);

  	}

  	if (err) {
  		puts("Error loading sata device
  ");

  		return err;

  	}

  
  	return 0;

  }

  SPL_LOAD_IMAGE_METHOD("SATA", 0, BOOT_DEVICE_SATA, spl_sata_load_image);