diff options
| author | Vineet Gupta <vgupta@synopsys.com> | 2013-01-18 15:12:20 +0530 |
|---|---|---|
| committer | Vineet Gupta <vgupta@synopsys.com> | 2013-02-15 23:15:54 +0530 |
| commit | c121c5063c0674fad6811f0b0d86ec3bc6eecbbd (patch) | |
| tree | 956c6f18fcf72d3e20a86168669237ecdabd8a13 /arch/arc/include | |
| parent | 1162b0701b14ba112d4e3fe5c27c694caf983539 (diff) | |
ARC: Boot #1: low-level, setup_arch(), /proc/cpuinfo, mem init
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/arc/include')
| -rw-r--r-- | arch/arc/include/asm/arcregs.h | 5 | ||||
| -rw-r--r-- | arch/arc/include/asm/setup.h | 22 |
2 files changed, 27 insertions, 0 deletions
diff --git a/arch/arc/include/asm/arcregs.h b/arch/arc/include/asm/arcregs.h index 1c24485fd04..9e42611e39d 100644 --- a/arch/arc/include/asm/arcregs.h +++ b/arch/arc/include/asm/arcregs.h @@ -258,6 +258,11 @@ } \ } +/* Helpers */ +#define TO_KB(bytes) ((bytes) >> 10) +#define TO_MB(bytes) (TO_KB(bytes) >> 10) +#define PAGES_TO_KB(n_pages) ((n_pages) << (PAGE_SHIFT - 10)) +#define PAGES_TO_MB(n_pages) (PAGES_TO_KB(n_pages) >> 10) #ifdef CONFIG_ARC_FPU_SAVE_RESTORE /* These DPFP regs need to be saved/restored across ctx-sw */ diff --git a/arch/arc/include/asm/setup.h b/arch/arc/include/asm/setup.h new file mode 100644 index 00000000000..ab427e6a2cb --- /dev/null +++ b/arch/arc/include/asm/setup.h @@ -0,0 +1,22 @@ +/* + * 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> + +#define COMMAND_LINE_SIZE 256 + +extern int root_mountflags, end_mem; +extern int running_on_hw; + +void __init setup_processor(void); +void __init setup_arch_memory(void); + +#endif /* __ASMARC_SETUP_H */ |