xref: /openbmc/u-boot/common/spl/spl_sata.c (revision 10e40d54)
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 DECLARE_GLOBAL_DATA_PTR;
22 
23 static int spl_sata_load_image(struct spl_image_info *spl_image,
24 			       struct spl_boot_device *bootdev)
25 {
26 	int err;
27 	struct blk_desc *stor_dev;
28 
29 	err = init_sata(CONFIG_SPL_SATA_BOOT_DEVICE);
30 	if (err) {
31 #ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
32 		printf("spl: sata init failed: err - %d\n", err);
33 #endif
34 		return err;
35 	} else {
36 		/* try to recognize storage devices immediately */
37 		scsi_scan(0);
38 		stor_dev = blk_get_devnum_by_type(IF_TYPE_SCSI, 0);
39 		if (!stor_dev)
40 			return -ENODEV;
41 	}
42 
43 #ifdef CONFIG_SPL_OS_BOOT
44 	if (spl_start_uboot() ||
45 	    spl_load_image_fat_os(spl_image, stor_dev,
46 				  CONFIG_SYS_SATA_FAT_BOOT_PARTITION))
47 #endif
48 	{
49 		err = spl_load_image_fat(spl_image, stor_dev,
50 					CONFIG_SYS_SATA_FAT_BOOT_PARTITION,
51 				CONFIG_SPL_FS_LOAD_PAYLOAD_NAME);
52 	}
53 	if (err) {
54 		puts("Error loading sata device\n");
55 		return err;
56 	}
57 
58 	return 0;
59 }
60 SPL_LOAD_IMAGE_METHOD("SATA", 0, BOOT_DEVICE_SATA, spl_sata_load_image);
61