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authorJosh Boyer <jwboyer@linux.vnet.ibm.com>2007-05-08 07:32:10 +1000
committerPaul Mackerras <paulus@samba.org>2007-05-08 11:54:21 +1000
commit7487a2245b8841c77ba9db406cf99a483b9334e9 (patch)
treee2c84be8c77e041f336b195907f584f580c7056f /arch/powerpc/boot/holly.c
parentd4d19ec4931feb53f68fcc156563a21e34d50cb8 (diff)
[POWERPC] Holly bootwrapper
Add Holly/Hickory bootwrapper Signed-off-by: Stephen Winiecki <stevewin@us.ibm.com> Signed-off-by: Josh Boyer <jwboyer@linux.vnet.ibm.com> Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch/powerpc/boot/holly.c')
-rw-r--r--arch/powerpc/boot/holly.c38
1 files changed, 38 insertions, 0 deletions
diff --git a/arch/powerpc/boot/holly.c b/arch/powerpc/boot/holly.c
new file mode 100644
index 000000000000..7d6539f5e22c
--- /dev/null
+++ b/arch/powerpc/boot/holly.c
@@ -0,0 +1,38 @@
+/*
+ * 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.
+ *
+ * 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 <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"
+
+extern char _start[];
+extern char _end[];
+extern char _dtb_start[];
+extern char _dtb_end[];
+
+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);
+ ft_init(_dtb_start, 0, 4);
+ serial_console_init();
+}