xref: /rk3399_rockchip-uboot/arch/powerpc/lib/spl.c (revision ca12e65caa42dc9c095cce0990ae94d41cf62a71)
1ea8256f0SStefan Roese /*
2ea8256f0SStefan Roese  * Copyright 2012 Stefan Roese <sr@denx.de>
3ea8256f0SStefan Roese  *
41a459660SWolfgang Denk  * SPDX-License-Identifier:	GPL-2.0+
5ea8256f0SStefan Roese  */
6ea8256f0SStefan Roese #include <common.h>
7ea8256f0SStefan Roese #include <config.h>
8ea8256f0SStefan Roese #include <spl.h>
9ea8256f0SStefan Roese #include <image.h>
10ea8256f0SStefan Roese #include <linux/compiler.h>
11ea8256f0SStefan Roese 
12ea8256f0SStefan Roese DECLARE_GLOBAL_DATA_PTR;
13ea8256f0SStefan Roese 
14ea8256f0SStefan Roese /*
15ea8256f0SStefan Roese  * This function jumps to an image with argument. Normally an FDT or ATAGS
16ea8256f0SStefan Roese  * image.
17ea8256f0SStefan Roese  * arg: Pointer to paramter image in RAM
18ea8256f0SStefan Roese  */
19ea8256f0SStefan Roese #ifdef CONFIG_SPL_OS_BOOT
20*ca12e65cSSimon Glass void __noreturn jump_to_image_linux(struct spl_image_info *spl_image, void *arg)
21ea8256f0SStefan Roese {
22ea8256f0SStefan Roese 	debug("Entering kernel arg pointer: 0x%p\n", arg);
23ea8256f0SStefan Roese 	typedef void (*image_entry_arg_t)(void *, ulong r4, ulong r5, ulong r6,
24ea8256f0SStefan Roese 					  ulong r7, ulong r8, ulong r9)
25ea8256f0SStefan Roese 		__attribute__ ((noreturn));
26ea8256f0SStefan Roese 	image_entry_arg_t image_entry =
27*ca12e65cSSimon Glass 		(image_entry_arg_t)spl_image->entry_point;
28ea8256f0SStefan Roese 
29ea8256f0SStefan Roese 	image_entry(arg, 0, 0, EPAPR_MAGIC, CONFIG_SYS_BOOTMAPSZ, 0, 0);
30ea8256f0SStefan Roese }
31ea8256f0SStefan Roese #endif /* CONFIG_SPL_OS_BOOT */
32