Linux kernel mirror (for testing)
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1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
4 */
5#ifndef __ASMARC_SETUP_H
6#define __ASMARC_SETUP_H
7
8
9#include <linux/types.h>
10#include <uapi/asm/setup.h>
11
12#ifdef CONFIG_ARC_PLAT_EZNPS
13#define COMMAND_LINE_SIZE 2048
14#else
15#define COMMAND_LINE_SIZE 256
16#endif
17
18/*
19 * Data structure to map a ID to string
20 * Used a lot for bootup reporting of hardware diversity
21 */
22struct id_to_str {
23 int id;
24 const char *str;
25};
26
27extern int root_mountflags, end_mem;
28
29void setup_processor(void);
30void __init setup_arch_memory(void);
31long __init arc_get_mem_sz(void);
32
33/* Helpers used in arc_*_mumbojumbo routines */
34#define IS_AVAIL1(v, s) ((v) ? s : "")
35#define IS_DISABLED_RUN(v) ((v) ? "" : "(disabled) ")
36#define IS_USED_RUN(v) ((v) ? "" : "(not used) ")
37#define IS_USED_CFG(cfg) IS_USED_RUN(IS_ENABLED(cfg))
38#define IS_AVAIL2(v, s, cfg) IS_AVAIL1(v, s), IS_AVAIL1(v, IS_USED_CFG(cfg))
39#define IS_AVAIL3(v, v2, s) IS_AVAIL1(v, s), IS_AVAIL1(v, IS_DISABLED_RUN(v2))
40
41#endif /* __ASMARC_SETUP_H */