u-boot/include/spl.h
Dan Murphy 8cffe5bd0d spl: common: Support for USB MSD FAT image loading
Add SPL support to be able to detect a USB Mass Storage device
connected to a USB host.  Once a USB Mass storage device is detected
the SPL will load the u-boot.img from a FAT partition to target address.

Signed-off-by: Dan Murphy <dmurphy@ti.com>
2014-01-24 16:59:22 -05:00

74 lines
1.5 KiB
C

/*
* (C) Copyright 2012
* Texas Instruments, <www.ti.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef _SPL_H_
#define _SPL_H_
/* Platform-specific defines */
#include <linux/compiler.h>
#include <asm/spl.h>
/* Boot type */
#define MMCSD_MODE_UNDEFINED 0
#define MMCSD_MODE_RAW 1
#define MMCSD_MODE_FAT 2
struct spl_image_info {
const char *name;
u8 os;
u32 load_addr;
u32 entry_point;
u32 size;
u32 flags;
};
#define SPL_COPY_PAYLOAD_ONLY 1
extern struct spl_image_info spl_image;
/* SPL common functions */
void preloader_console_init(void);
u32 spl_boot_device(void);
u32 spl_boot_mode(void);
void spl_parse_image_header(const struct image_header *header);
void spl_board_prepare_for_linux(void);
void __noreturn jump_to_image_linux(void *arg);
int spl_start_uboot(void);
void spl_display_print(void);
/* NAND SPL functions */
void spl_nand_load_image(void);
/* OneNAND SPL functions */
void spl_onenand_load_image(void);
/* NOR SPL functions */
void spl_nor_load_image(void);
/* MMC SPL functions */
void spl_mmc_load_image(void);
/* YMODEM SPL functions */
void spl_ymodem_load_image(void);
/* SPI SPL functions */
void spl_spi_load_image(void);
/* Ethernet SPL functions */
void spl_net_load_image(const char *device);
/* USB SPL functions */
void spl_usb_load_image(void);
/* SPL FAT image functions */
int spl_load_image_fat(block_dev_desc_t *block_dev, int partition, const char *filename);
int spl_load_image_fat_os(block_dev_desc_t *block_dev, int partition);
#ifdef CONFIG_SPL_BOARD_INIT
void spl_board_init(void);
#endif
#endif