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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 00000000000..8436a9c5519 --- /dev/null +++ b/arch/powerpc/boot/treeboot-ebony.c @@ -0,0 +1,34 @@ +/* + * Old U-boot compatibility for Ebony + * + * Author: David Gibson <david@gibson.dropbear.id.au> + * + * Copyright 2007 David Gibson, IBM Corporatio. + * Based on cuboot-83xx.c, which is: + * Copyright (c) 2007 Freescale Semiconductor, Inc. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published + * by the Free Software Foundation. + */ + +#include "ops.h" +#include "stdio.h" +#include "44x.h" + +extern char _end[]; + +BSS_STACK(4096); + +#define OPENBIOS_MAC_BASE 0xfffffe0c +#define OPENBIOS_MAC_OFFSET 0xc + +void platform_init(void) +{ + unsigned long end_of_ram = 0x8000000; + unsigned long avail_ram = end_of_ram - (unsigned long)_end; + + simple_alloc_init(_end, avail_ram, 32, 64); + ebony_init((u8 *)OPENBIOS_MAC_BASE, + (u8 *)(OPENBIOS_MAC_BASE + OPENBIOS_MAC_OFFSET)); +} |