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linux-next/arch/arc/include/asm/setup.h
Vineet Gupta e497c8e52a ARCv2: IOC: Use actual memory size to setup aperture size
vs. fixed 512M before.

But this still assumes that all of memory is under IOC which may not be
true for the SoC. Improve that later when this becomes a real issue, by
specifying this from DT.

Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
2017-01-18 14:52:43 -08:00

45 lines
1.2 KiB
C

/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*
* 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.
*/
#ifndef __ASMARC_SETUP_H
#define __ASMARC_SETUP_H
#include <linux/types.h>
#include <uapi/asm/setup.h>
#ifdef CONFIG_ARC_PLAT_EZNPS
#define COMMAND_LINE_SIZE 2048
#else
#define COMMAND_LINE_SIZE 256
#endif
/*
* Data structure to map a ID to string
* Used a lot for bootup reporting of hardware diversity
*/
struct id_to_str {
int id;
const char *str;
};
extern int root_mountflags, end_mem;
void setup_processor(void);
void __init setup_arch_memory(void);
long __init arc_get_mem_sz(void);
/* Helpers used in arc_*_mumbojumbo routines */
#define IS_AVAIL1(v, s) ((v) ? s : "")
#define IS_DISABLED_RUN(v) ((v) ? "" : "(disabled) ")
#define IS_USED_RUN(v) ((v) ? "" : "(not used) ")
#define IS_USED_CFG(cfg) IS_USED_RUN(IS_ENABLED(cfg))
#define IS_AVAIL2(v, s, cfg) IS_AVAIL1(v, s), IS_AVAIL1(v, IS_USED_CFG(cfg))
#define IS_AVAIL3(v, v2, s) IS_AVAIL1(v, s), IS_AVAIL1(v, IS_DISABLED_RUN(v2))
#endif /* __ASMARC_SETUP_H */