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linux-next/include/asm-sh/cpu-features.h
Paul Mundt 074f98df05 sh: Add 32-bit opcode feature CPU flag.
Add a CPU flag for the CPUs that support 32-bit opcodes, which
gets passed down to userspace.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2007-05-09 01:35:01 +00:00

26 lines
962 B
C

#ifndef __ASM_SH_CPU_FEATURES_H
#define __ASM_SH_CPU_FEATURES_H
/*
* Processor flags
*
* Note: When adding a new flag, keep cpu_flags[] in
* arch/sh/kernel/setup.c in sync so symbolic name
* mapping of the processor flags has a chance of being
* reasonably accurate.
*
* These flags are also available through the ELF
* auxiliary vector as AT_HWCAP.
*/
#define CPU_HAS_FPU 0x0001 /* Hardware FPU support */
#define CPU_HAS_P2_FLUSH_BUG 0x0002 /* Need to flush the cache in P2 area */
#define CPU_HAS_MMU_PAGE_ASSOC 0x0004 /* SH3: TLB way selection bit support */
#define CPU_HAS_DSP 0x0008 /* SH-DSP: DSP support */
#define CPU_HAS_PERF_COUNTER 0x0010 /* Hardware performance counters */
#define CPU_HAS_PTEA 0x0020 /* PTEA register */
#define CPU_HAS_LLSC 0x0040 /* movli.l/movco.l */
#define CPU_HAS_L2_CACHE 0x0080 /* Secondary cache / URAM */
#define CPU_HAS_OP32 0x0100 /* 32-bit instruction support */
#endif /* __ASM_SH_CPU_FEATURES_H */