path: root/include/spl.h (plain)
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1	/*
2	* (C) Copyright 2012
3	* Texas Instruments, <www.ti.com>
4	*
5	* SPDX-License-Identifier: GPL-2.0+
6	*/
7	#ifndef _SPL_H_
8	#define _SPL_H_
9
10	/* Platform-specific defines */
11	#include <linux/compiler.h>
12	#include <asm/spl.h>
13
14
15	/* Boot type */
16	#define MMCSD_MODE_UNDEFINED 0
17	#define MMCSD_MODE_RAW 1
18	#define MMCSD_MODE_FS 2
19	#define MMCSD_MODE_EMMCBOOT 3
20
21	struct spl_image_info {
22	const char *name;
23	u8 os;
24	u32 load_addr;
25	u32 entry_point;
26	u32 size;
27	u32 flags;
28	};
29
30	#define SPL_COPY_PAYLOAD_ONLY 1
31
32	extern struct spl_image_info spl_image;
33
34	/* SPL common functions */
35	void preloader_console_init(void);
36	u32 spl_boot_device(void);
37	u32 spl_boot_mode(void);
38	void spl_set_header_raw_uboot(void);
39	void spl_parse_image_header(const struct image_header *header);
40	void spl_board_prepare_for_linux(void);
41	void __noreturn jump_to_image_linux(void *arg);
42	int spl_start_uboot(void);
43	void spl_display_print(void);
44
45	/* NAND SPL functions */
46	void spl_nand_load_image(void);
47
48	/* OneNAND SPL functions */
49	void spl_onenand_load_image(void);
50
51	/* NOR SPL functions */
52	void spl_nor_load_image(void);
53
54	/* MMC SPL functions */
55	void spl_mmc_load_image(void);
56
57	/* YMODEM SPL functions */
58	void spl_ymodem_load_image(void);
59
60	/* SPI SPL functions */
61	void spl_spi_load_image(void);
62
63	/* Ethernet SPL functions */
64	void spl_net_load_image(const char *device);
65
66	/* USB SPL functions */
67	void spl_usb_load_image(void);
68
69	/* SATA SPL functions */
70	void spl_sata_load_image(void);
71
72	/* SPL FAT image functions */
73	int spl_load_image_fat(block_dev_desc_t *block_dev, int partition, const char *filename);
74	int spl_load_image_fat_os(block_dev_desc_t *block_dev, int partition);
75
76	void __noreturn jump_to_image_no_args(struct spl_image_info *spl_image);
77
78	/* SPL EXT image functions */
79	int spl_load_image_ext(block_dev_desc_t *block_dev, int partition, const char *filename);
80	int spl_load_image_ext_os(block_dev_desc_t *block_dev, int partition);
81
82	#ifdef CONFIG_SPL_BOARD_INIT
83	void spl_board_init(void);
84	#endif
85	#endif
86