OpenCloudOS-Kernel/arch/powerpc/boot/holly.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Copyright 2007 IBM Corporation
 *
 * Stephen Winiecki <stevewin@us.ibm.com>
 * Josh Boyer <jwboyer@linux.vnet.ibm.com>
 *
 * Based on earlier code:
 * Copyright (C) Paul Mackerras 1997.
 */
#include <stdarg.h>
#include <stddef.h>
#include "types.h"
#include "elf.h"
#include "string.h"
#include "stdio.h"
#include "page.h"
#include "ops.h"
#include "io.h"

BSS_STACK(4096);

void platform_init(unsigned long r3, unsigned long r4, unsigned long r5)
{
	u32 heapsize = 0x8000000 - (u32)_end; /* 128M */

	simple_alloc_init(_end, heapsize, 32, 64);
	fdt_init(_dtb_start);
	serial_console_init();
}