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/arch/sh/include/asm/cpu-features.h

https://bitbucket.org/ndreys/linux-sunxi
C++ Header | 26 lines | 13 code | 2 blank | 11 comment | 0 complexity | e032eff42a9ff2b9d9bb93f6d332d4c6 MD5 | raw file
Possible License(s): GPL-2.0, LGPL-2.0, AGPL-1.0
 1#ifndef __ASM_SH_CPU_FEATURES_H
 2#define __ASM_SH_CPU_FEATURES_H
 3
 4/*
 5 * Processor flags
 6 *
 7 * Note: When adding a new flag, keep cpu_flags[] in
 8 * arch/sh/kernel/setup.c in sync so symbolic name
 9 * mapping of the processor flags has a chance of being
10 * reasonably accurate.
11 *
12 * These flags are also available through the ELF
13 * auxiliary vector as AT_HWCAP.
14 */
15#define CPU_HAS_FPU		0x0001	/* Hardware FPU support */
16#define CPU_HAS_P2_FLUSH_BUG	0x0002	/* Need to flush the cache in P2 area */
17#define CPU_HAS_MMU_PAGE_ASSOC	0x0004	/* SH3: TLB way selection bit support */
18#define CPU_HAS_DSP		0x0008	/* SH-DSP: DSP support */
19#define CPU_HAS_PERF_COUNTER	0x0010	/* Hardware performance counters */
20#define CPU_HAS_PTEA		0x0020	/* PTEA register */
21#define CPU_HAS_LLSC		0x0040	/* movli.l/movco.l */
22#define CPU_HAS_L2_CACHE	0x0080	/* Secondary cache / URAM */
23#define CPU_HAS_OP32		0x0100	/* 32-bit instruction support */
24#define CPU_HAS_PTEAEX		0x0200	/* PTE ASID Extension support */
25
26#endif /* __ASM_SH_CPU_FEATURES_H */