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 #define CPU_HAS_CAS_L 0x0400 /* cas.l atomic compare-and-swap */ 26 27 #endif /* __ASM_SH_CPU_FEATURES_H */ 28