]>
Commit | Line | Data |
---|---|---|
33d34646 SR |
1 | /* |
2 | * Copyright (C) 2012 Stefan Roese <sr@denx.de> | |
3 | * | |
1a459660 | 4 | * SPDX-License-Identifier: GPL-2.0+ |
33d34646 SR |
5 | */ |
6 | ||
7 | #include <common.h> | |
8 | #include <spl.h> | |
9 | ||
36afd451 | 10 | int spl_nor_load_image(void) |
33d34646 SR |
11 | { |
12 | /* | |
13 | * Loading of the payload to SDRAM is done with skipping of | |
14 | * the mkimage header in this SPL NOR driver | |
15 | */ | |
16 | spl_image.flags |= SPL_COPY_PAYLOAD_ONLY; | |
17 | ||
9f9d8704 MY |
18 | #ifdef CONFIG_SPL_OS_BOOT |
19 | if (!spl_start_uboot()) { | |
b9ea0c3a | 20 | const struct image_header *header; |
33d34646 | 21 | |
33d34646 SR |
22 | /* |
23 | * Load Linux from its location in NOR flash to its defined | |
24 | * location in SDRAM | |
25 | */ | |
9f9d8704 | 26 | header = (const struct image_header *)CONFIG_SYS_OS_BASE; |
33d34646 | 27 | |
9f9d8704 MY |
28 | if (image_get_os(header) == IH_OS_LINUX) { |
29 | /* happy - was a Linux */ | |
33d34646 | 30 | |
9f9d8704 MY |
31 | spl_parse_image_header(header); |
32 | ||
33 | memcpy((void *)spl_image.load_addr, | |
34 | (void *)(CONFIG_SYS_OS_BASE + | |
35 | sizeof(struct image_header)), | |
36 | spl_image.size); | |
37 | ||
38 | /* | |
39 | * Copy DT blob (fdt) to SDRAM. Passing pointer to | |
40 | * flash doesn't work (16 KiB should be enough for DT) | |
41 | */ | |
42 | memcpy((void *)CONFIG_SYS_SPL_ARGS_ADDR, | |
43 | (void *)(CONFIG_SYS_FDT_BASE), | |
44 | (16 << 10)); | |
45 | ||
36afd451 | 46 | return 0; |
9f9d8704 MY |
47 | } else { |
48 | puts("The Expected Linux image was not found.\n" | |
49 | "Please check your NOR configuration.\n" | |
50 | "Trying to start u-boot now...\n"); | |
51 | } | |
33d34646 | 52 | } |
9f9d8704 MY |
53 | #endif |
54 | ||
55 | /* | |
56 | * Load real U-Boot from its location in NOR flash to its | |
57 | * defined location in SDRAM | |
58 | */ | |
59 | spl_parse_image_header( | |
60 | (const struct image_header *)CONFIG_SYS_UBOOT_BASE); | |
61 | ||
62 | memcpy((void *)spl_image.load_addr, | |
63 | (void *)(CONFIG_SYS_UBOOT_BASE + sizeof(struct image_header)), | |
64 | spl_image.size); | |
36afd451 NK |
65 | |
66 | return 0; | |
33d34646 | 67 | } |