xref: /openbmc/u-boot/arch/powerpc/lib/spl.c (revision d622ac39)
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  * arg: Pointer to paramter image in RAM
18  */
19 #ifdef CONFIG_SPL_OS_BOOT
20 void __noreturn jump_to_image_linux(void *arg)
21 {
22 	debug("Entering kernel arg pointer: 0x%p\n", arg);
23 	typedef void (*image_entry_arg_t)(void *, ulong r4, ulong r5, ulong r6,
24 					  ulong r7, ulong r8, ulong r9)
25 		__attribute__ ((noreturn));
26 	image_entry_arg_t image_entry =
27 		(image_entry_arg_t)spl_image.entry_point;
28 
29 	image_entry(arg, 0, 0, EPAPR_MAGIC, CONFIG_SYS_BOOTMAPSZ, 0, 0);
30 }
31 #endif /* CONFIG_SPL_OS_BOOT */
32