blob: 87af675c13916f2157d9f7f593214a05ebd32cf6 [file] [log] [blame]
// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2011
* Heiko Schocher, DENX Software Engineering, hs@denx.de.
*/
#include <config.h>
#include <nand.h>
/*
* The main entry for NAND booting. It's necessary that SDRAM is already
* configured and available since this code loads the main U-Boot image
* from NAND into SDRAM and starts it from there.
*/
void nand_boot(void)
{
__attribute__((noreturn)) void (*uboot)(void);
/*
* Load U-Boot image from NAND into RAM
*/
nand_spl_load_image(CONFIG_SYS_NAND_U_BOOT_OFFS,
CFG_SYS_NAND_U_BOOT_SIZE,
(void *)CFG_SYS_NAND_U_BOOT_DST);
#ifdef CONFIG_NAND_ENV_DST
nand_spl_load_image(CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE,
(void *)CONFIG_NAND_ENV_DST);
#ifdef CONFIG_ENV_OFFSET_REDUND
nand_spl_load_image(CONFIG_ENV_OFFSET_REDUND, CONFIG_ENV_SIZE,
(void *)CONFIG_NAND_ENV_DST + CONFIG_ENV_SIZE);
#endif
#endif
/*
* Jump to U-Boot image
*/
uboot = (void *)CFG_SYS_NAND_U_BOOT_START;
(*uboot)();
}