projects / u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| 83d290c5 | 1 | // SPDX-License-Identifier: GPL-2.0+ |
| fff40a7e DM |
2 | /* |
| 3 | * (C) Copyright 2013 | |
| 4 | * Texas Instruments, <www.ti.com> | |
| 5 | * | |
| 6 | * Dan Murphy <[email protected]> | |
| 7 | * | |
| fff40a7e DM |
8 | * Derived work from spl_usb.c |
| 9 | */ | |
| 10 | ||
| fff40a7e | 11 | #include <spl.h> |
| fff40a7e | 12 | #include <sata.h> |
| fc89b2e4 | 13 | #include <scsi.h> |
| 36afd451 | 14 | #include <errno.h> |
| fff40a7e | 15 | #include <fat.h> |
| fff40a7e DM |
16 | #include <image.h> |
| 17 | ||
| 60ca969a | 18 | static int spl_sata_load_image_raw(struct spl_image_info *spl_image, |
| 2e0429bc | 19 | struct spl_boot_device *bootdev, |
| 60ca969a BS |
20 | struct blk_desc *stor_dev, unsigned long sector) |
| 21 | { | |
| f3543e69 | 22 | struct legacy_img_hdr *header; |
| 60ca969a BS |
23 | unsigned long count; |
| 24 | u32 image_size_sectors; | |
| 5fce2875 T |
25 | u32 image_offset_sectors; |
| 26 | u32 image_offset; | |
| 60ca969a BS |
27 | int ret; |
| 28 | ||
| 29 | header = spl_get_load_buffer(-sizeof(*header), stor_dev->blksz); | |
| 30 | count = blk_dread(stor_dev, sector, 1, header); | |
| 31 | if (count == 0) | |
| 32 | return -EIO; | |
| 33 | ||
| 2e0429bc | 34 | ret = spl_parse_image_header(spl_image, bootdev, header); |
| 60ca969a BS |
35 | if (ret) |
| 36 | return ret; | |
| 37 | ||
| 38 | image_size_sectors = DIV_ROUND_UP(spl_image->size, stor_dev->blksz); | |
| 5fce2875 T |
39 | image_offset_sectors = spl_image->offset / stor_dev->blksz; |
| 40 | image_offset = spl_image->offset % stor_dev->blksz; | |
| 41 | count = blk_dread(stor_dev, sector + image_offset_sectors, | |
| 42 | image_size_sectors, | |
| 60ca969a BS |
43 | (void *)spl_image->load_addr); |
| 44 | if (count != image_size_sectors) | |
| 45 | return -EIO; | |
| 46 | ||
| 5fce2875 T |
47 | if (image_offset) |
| 48 | memmove((void *)spl_image->load_addr, | |
| 49 | (void *)spl_image->load_addr + image_offset, | |
| 50 | spl_image->size); | |
| 51 | ||
| 60ca969a BS |
52 | return 0; |
| 53 | } | |
| 54 | ||
| 2a2ee2ac SG |
55 | static int spl_sata_load_image(struct spl_image_info *spl_image, |
| 56 | struct spl_boot_device *bootdev) | |
| fff40a7e | 57 | { |
| 6e73ab32 | 58 | int err = -ENOSYS; |
| 4101f687 | 59 | struct blk_desc *stor_dev; |
| fff40a7e | 60 | |
| d498c670 TR |
61 | /* try to recognize storage devices immediately */ |
| 62 | scsi_scan(false); | |
| 8149b150 | 63 | stor_dev = blk_get_devnum_by_uclass_id(UCLASS_SCSI, 0); |
| d498c670 TR |
64 | if (!stor_dev) |
| 65 | return -ENODEV; | |
| fff40a7e | 66 | |
| 7115007c | 67 | #if CONFIG_IS_ENABLED(OS_BOOT) |
| 710e9ca5 | 68 | if (spl_start_uboot() || |
| 2e0429bc | 69 | spl_load_image_fat_os(spl_image, bootdev, stor_dev, |
| 710e9ca5 | 70 | CONFIG_SYS_SATA_FAT_BOOT_PARTITION)) |
| fff40a7e | 71 | #endif |
| 710e9ca5 | 72 | { |
| 6e73ab32 TR |
73 | #ifdef CONFIG_SPL_FS_FAT |
| 74 | err = spl_load_image_fat(spl_image, bootdev, stor_dev, | |
| 75 | CONFIG_SYS_SATA_FAT_BOOT_PARTITION, | |
| 76 | CONFIG_SPL_FS_LOAD_PAYLOAD_NAME); | |
| 77 | #elif defined(CONFIG_SPL_SATA_RAW_U_BOOT_USE_SECTOR) | |
| 78 | err = spl_sata_load_image_raw(spl_image, bootdev, stor_dev, | |
| 79 | CONFIG_SPL_SATA_RAW_U_BOOT_SECTOR); | |
| 80 | #endif | |
| 710e9ca5 | 81 | } |
| fff40a7e DM |
82 | if (err) { |
| 83 | puts("Error loading sata device\n"); | |
| 36afd451 | 84 | return err; |
| fff40a7e | 85 | } |
| 36afd451 NK |
86 | |
| 87 | return 0; | |
| fff40a7e | 88 | } |
| ebc4ef61 | 89 | SPL_LOAD_IMAGE_METHOD("SATA", 0, BOOT_DEVICE_SATA, spl_sata_load_image); |