46 lines
1.2 KiB
C
46 lines
1.2 KiB
C
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/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
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*/
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#ifndef __ASM_ARC_SETUP_H
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#define __ASM_ARC_SETUP_H
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#include <linux/types.h>
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#include <uapi/asm/setup.h>
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#define COMMAND_LINE_SIZE 256
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/*
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* Data structure to map a ID to string
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* Used a lot for bootup reporting of hardware diversity
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*/
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struct id_to_str {
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int id;
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const char *str;
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};
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extern int root_mountflags, end_mem;
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void setup_processor(void);
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void __init setup_arch_memory(void);
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long __init arc_get_mem_sz(void);
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/* Helpers used in arc_*_mumbojumbo routines */
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#define IS_AVAIL1(v, s) ((v) ? s : "")
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#define IS_DISABLED_RUN(v) ((v) ? "" : "(disabled) ")
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#define IS_USED_RUN(v) ((v) ? "" : "(not used) ")
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#define IS_USED_CFG(cfg) IS_USED_RUN(IS_ENABLED(cfg))
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#define IS_AVAIL2(v, s, cfg) IS_AVAIL1(v, s), IS_AVAIL1(v, IS_USED_CFG(cfg))
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#define IS_AVAIL3(v, v2, s) IS_AVAIL1(v, s), IS_AVAIL1(v, IS_DISABLED_RUN(v2))
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extern void arc_mmu_init(void);
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extern char *arc_mmu_mumbojumbo(int cpu_id, char *buf, int len);
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extern void read_decode_mmu_bcr(void);
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extern void arc_cache_init(void);
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extern char *arc_cache_mumbojumbo(int cpu_id, char *buf, int len);
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extern void read_decode_cache_bcr(void);
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#endif /* __ASMARC_SETUP_H */
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