xref: /openbmc/u-boot/arch/powerpc/lib/spl.c (revision 85231c08)
1 /*
2  * Copyright 2012 Stefan Roese <sr@denx.de>
3  *
4  * SPDX-License-Identifier:	GPL-2.0+
5  */
6 #include <common.h>
7 #include <config.h>
8 #include <spl.h>
9 #include <image.h>
10 #include <linux/compiler.h>
11 
12 DECLARE_GLOBAL_DATA_PTR;
13 
14 /*
15  * This function jumps to an image with argument. Normally an FDT or ATAGS
16  * image.
17  */
18 #ifdef CONFIG_SPL_OS_BOOT
19 void __noreturn jump_to_image_linux(struct spl_image_info *spl_image)
20 {
21 	debug("Entering kernel arg pointer: 0x%p\n", spl_image->arg);
22 	typedef void (*image_entry_arg_t)(void *, ulong r4, ulong r5, ulong r6,
23 					  ulong r7, ulong r8, ulong r9)
24 		__attribute__ ((noreturn));
25 	image_entry_arg_t image_entry =
26 		(image_entry_arg_t)spl_image->entry_point;
27 
28 	image_entry(spl_image->arg, 0, 0, EPAPR_MAGIC, CONFIG_SYS_BOOTMAPSZ,
29 		    0, 0);
30 }
31 #endif /* CONFIG_SPL_OS_BOOT */
32