xref: /OK3568_Linux_fs/kernel/arch/powerpc/boot/holly.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0-only
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Copyright 2007 IBM Corporation
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Stephen Winiecki <stevewin@us.ibm.com>
6*4882a593Smuzhiyun  * Josh Boyer <jwboyer@linux.vnet.ibm.com>
7*4882a593Smuzhiyun  *
8*4882a593Smuzhiyun  * Based on earlier code:
9*4882a593Smuzhiyun  * Copyright (C) Paul Mackerras 1997.
10*4882a593Smuzhiyun  */
11*4882a593Smuzhiyun #include <stdarg.h>
12*4882a593Smuzhiyun #include <stddef.h>
13*4882a593Smuzhiyun #include "types.h"
14*4882a593Smuzhiyun #include "elf.h"
15*4882a593Smuzhiyun #include "string.h"
16*4882a593Smuzhiyun #include "stdio.h"
17*4882a593Smuzhiyun #include "page.h"
18*4882a593Smuzhiyun #include "ops.h"
19*4882a593Smuzhiyun #include "io.h"
20*4882a593Smuzhiyun 
21*4882a593Smuzhiyun BSS_STACK(4096);
22*4882a593Smuzhiyun 
platform_init(unsigned long r3,unsigned long r4,unsigned long r5)23*4882a593Smuzhiyun void platform_init(unsigned long r3, unsigned long r4, unsigned long r5)
24*4882a593Smuzhiyun {
25*4882a593Smuzhiyun 	u32 heapsize = 0x8000000 - (u32)_end; /* 128M */
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun 	simple_alloc_init(_end, heapsize, 32, 64);
28*4882a593Smuzhiyun 	fdt_init(_dtb_start);
29*4882a593Smuzhiyun 	serial_console_init();
30*4882a593Smuzhiyun }
31