cpu-features.h

 1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
 2#ifndef __ASM_SH_CPU_FEATURES_H
 3#define __ASM_SH_CPU_FEATURES_H
 4
 5/*
 6 * Processor flags
 7 *
 8 * Note: When adding a new flag, keep cpu_flags[] in
 9 * arch/sh/kernel/setup.c in sync so symbolic name
10 * mapping of the processor flags has a chance of being
11 * reasonably accurate.
12 *
13 * These flags are also available through the ELF
14 * auxiliary vector as AT_HWCAP.
15 */
16#define CPU_HAS_FPU		0x0001	/* Hardware FPU support */
17#define CPU_HAS_P2_FLUSH_BUG	0x0002	/* Need to flush the cache in P2 area */
18#define CPU_HAS_MMU_PAGE_ASSOC	0x0004	/* SH3: TLB way selection bit support */
19#define CPU_HAS_DSP		0x0008	/* SH-DSP: DSP support */
20#define CPU_HAS_PERF_COUNTER	0x0010	/* Hardware performance counters */
21#define CPU_HAS_PTEA		0x0020	/* PTEA register */
22#define CPU_HAS_LLSC		0x0040	/* movli.l/movco.l */
23#define CPU_HAS_L2_CACHE	0x0080	/* Secondary cache / URAM */
24#define CPU_HAS_OP32		0x0100	/* 32-bit instruction support */
25#define CPU_HAS_PTEAEX		0x0200	/* PTE ASID Extension support */
26#define CPU_HAS_CAS_L		0x0400	/* cas.l atomic compare-and-swap */
27
28#endif /* __ASM_SH_CPU_FEATURES_H */