1/* 2 * Old U-boot compatibility for Ebony 3 * 4 * Author: David Gibson <david@gibson.dropbear.id.au> 5 * 6 * Copyright 2007 David Gibson, IBM Corporatio. 7 * Based on cuboot-83xx.c, which is: 8 * Copyright (c) 2007 Freescale Semiconductor, Inc. 9 * 10 * This program is free software; you can redistribute it and/or modify it 11 * under the terms of the GNU General Public License version 2 as published 12 * by the Free Software Foundation. 13 */ 14 15#include "ops.h" 16#include "stdio.h" 17#include "44x.h" 18 19#define TARGET_44x 20#include "ppcboot.h" 21 22static bd_t bd; 23extern char _end[]; 24 25BSS_STACK(4096); 26 27void platform_init(unsigned long r3, unsigned long r4, unsigned long r5, 28 unsigned long r6, unsigned long r7) 29{ 30 unsigned long end_of_ram = bd.bi_memstart + bd.bi_memsize; 31 unsigned long avail_ram = end_of_ram - (unsigned long)_end; 32 33 memcpy(&bd, (bd_t *)r3, sizeof(bd)); 34 loader_info.initrd_addr = r4; 35 loader_info.initrd_size = r4 ? r5 : 0; 36 loader_info.cmdline = (char *)r6; 37 loader_info.cmdline_len = r7 - r6; 38 39 simple_alloc_init(_end, avail_ram, 32, 64); 40 41 ebony_init(&bd.bi_enetaddr, &bd.bi_enet1addr); 42} 43