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[thirdparty/kernel/stable.git] / arch / arc / include / asm / setup.h
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1/*
2 * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License version 2 as
6 * published by the Free Software Foundation.
7 */
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8#ifndef __ASMARC_SETUP_H
9#define __ASMARC_SETUP_H
10
8c2f4a8d 11
c121c506 12#include <linux/types.h>
8c2f4a8d 13#include <uapi/asm/setup.h>
c121c506 14
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15#ifdef CONFIG_ARC_PLAT_EZNPS
16#define COMMAND_LINE_SIZE 2048
17#else
c121c506 18#define COMMAND_LINE_SIZE 256
085572f3 19#endif
c121c506 20
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21/*
22 * Data structure to map a ID to string
23 * Used a lot for bootup reporting of hardware diversity
24 */
25struct id_to_str {
26 int id;
27 const char *str;
28};
29
c121c506 30extern int root_mountflags, end_mem;
c121c506 31
ef3a661a 32void setup_processor(void);
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33void __init setup_arch_memory(void);
34
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35/* Helpers used in arc_*_mumbojumbo routines */
36#define IS_AVAIL1(v, s) ((v) ? s : "")
37#define IS_DISABLED_RUN(v) ((v) ? "" : "(disabled) ")
38#define IS_USED_RUN(v) ((v) ? "" : "(not used) ")
39#define IS_USED_CFG(cfg) IS_USED_RUN(IS_ENABLED(cfg))
40#define IS_AVAIL2(v, s, cfg) IS_AVAIL1(v, s), IS_AVAIL1(v, IS_USED_CFG(cfg))
711c1f26 41#define IS_AVAIL3(v, v2, s) IS_AVAIL1(v, s), IS_AVAIL1(v, IS_DISABLED_RUN(v2))
964cf28f 42
c121c506 43#endif /* __ASMARC_SETUP_H */