diff options
Diffstat (limited to 'drivers/mtd/nand/raw/nand_spl_load.c')
-rw-r--r-- | drivers/mtd/nand/raw/nand_spl_load.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/drivers/mtd/nand/raw/nand_spl_load.c b/drivers/mtd/nand/raw/nand_spl_load.c new file mode 100644 index 0000000000..ecd373e054 --- /dev/null +++ b/drivers/mtd/nand/raw/nand_spl_load.c @@ -0,0 +1,41 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2011 + * Heiko Schocher, DENX Software Engineering, hs@denx.de. + */ + +#include <common.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, + CONFIG_SYS_NAND_U_BOOT_SIZE, + (void *)CONFIG_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 *)CONFIG_SYS_NAND_U_BOOT_START; + (*uboot)(); +} |