common/spl/spl_sata.c

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