Linux Kernel  3.7.1
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cuboot.c
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1 /*
2  * Compatibility for old (not device tree aware) U-Boot versions
3  *
4  * Author: Scott Wood <[email protected]>
5  * Consolidated using macros by David Gibson <[email protected]>
6  *
7  * Copyright 2007 David Gibson, IBM Corporation.
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 
18 #include "ppcboot.h"
19 
20 void cuboot_init(unsigned long r4, unsigned long r5,
21  unsigned long r6, unsigned long r7,
22  unsigned long end_of_ram)
23 {
24  unsigned long avail_ram = end_of_ram - (unsigned long)_end;
25 
27  loader_info.initrd_size = r4 ? r5 - r4 : 0;
28  loader_info.cmdline = (char *)r6;
29  loader_info.cmdline_len = r7 - r6;
30 
31  simple_alloc_init(_end, avail_ram - 1024*1024, 32, 64);
32 }