| David Gibson | f6dfc80 | 2007-05-08 14:10:01 +1000 | [diff] [blame^] | 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 | |
| 22 | static bd_t bd; |
| 23 | extern char _end[]; |
| 24 | |
| 25 | BSS_STACK(4096); |
| 26 | |
| 27 | void 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 | } |