common/spl/spl_sata.c

   1 /*
   2  * (C) Copyright 2013
   3  * Texas Instruments, <www.ti.com>
   4  *
   5  * Dan Murphy <dmurphy@ti.com>
   6  *
   7  * SPDX-License-Identifier:     GPL-2.0+
   8  *
   9  * Derived work from spl_usb.c
  10  */
  11
  12 #include <common.h>
  13 #include <spl.h>
  14 #include <asm/u-boot.h>
  15 #include <sata.h>
  16 #include <scsi.h>
  17 #include <errno.h>
  18 #include <fat.h>
  19 #include <image.h>
  20
  21 static int spl_sata_load_image(struct spl_image_info *spl_image,
  22                                struct spl_boot_device *bootdev)
  23 {
  24         int err;
  25         struct blk_desc *stor_dev;
  26
  27         err = init_sata(CONFIG_SPL_SATA_BOOT_DEVICE);
  28         if (err) {
  29 #ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
  30                 printf("spl: sata init failed: err - %d\n", err);
  31 #endif
  32                 return err;
  33         } else {
  34                 /* try to recognize storage devices immediately */
  35                 scsi_scan(false);
  36                 stor_dev = blk_get_devnum_by_type(IF_TYPE_SCSI, 0);
  37                 if (!stor_dev)
  38                         return -ENODEV;
  39         }
  40
  41 #ifdef CONFIG_SPL_OS_BOOT
  42         if (spl_start_uboot() ||
  43             spl_load_image_fat_os(spl_image, stor_dev,
  44                                   CONFIG_SYS_SATA_FAT_BOOT_PARTITION))
  45 #endif
  46         {
  47                 err = spl_load_image_fat(spl_image, stor_dev,
  48                                         CONFIG_SYS_SATA_FAT_BOOT_PARTITION,
  49                                 CONFIG_SPL_FS_LOAD_PAYLOAD_NAME);
  50         }
  51         if (err) {
  52                 puts("Error loading sata device\n");
  53                 return err;
  54         }
  55
  56         return 0;
  57 }
  58 SPL_LOAD_IMAGE_METHOD("SATA", 0, BOOT_DEVICE_SATA, spl_sata_load_image);