diff options
Diffstat (limited to 'arch/powerpc/boot/treeboot-ebony.c')
-rw-r--r-- | arch/powerpc/boot/treeboot-ebony.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/arch/powerpc/boot/treeboot-ebony.c b/arch/powerpc/boot/treeboot-ebony.c new file mode 100644 index 000000000000..8436a9c55192 --- /dev/null +++ b/arch/powerpc/boot/treeboot-ebony.c | |||
@@ -0,0 +1,34 @@ | |||
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 | extern char _end[]; | ||
20 | |||
21 | BSS_STACK(4096); | ||
22 | |||
23 | #define OPENBIOS_MAC_BASE 0xfffffe0c | ||
24 | #define OPENBIOS_MAC_OFFSET 0xc | ||
25 | |||
26 | void platform_init(void) | ||
27 | { | ||
28 | unsigned long end_of_ram = 0x8000000; | ||
29 | unsigned long avail_ram = end_of_ram - (unsigned long)_end; | ||
30 | |||
31 | simple_alloc_init(_end, avail_ram, 32, 64); | ||
32 | ebony_init((u8 *)OPENBIOS_MAC_BASE, | ||
33 | (u8 *)(OPENBIOS_MAC_BASE + OPENBIOS_MAC_OFFSET)); | ||
34 | } | ||