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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
commit76cb841cb886eef6b3bee341a2266c76578724ad (patch)
treef5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /arch/sh/include/uapi/asm/cpu-features.h
parentInitial commit. (diff)
downloadlinux-76cb841cb886eef6b3bee341a2266c76578724ad.tar.xz
linux-76cb841cb886eef6b3bee341a2266c76578724ad.zip
Adding upstream version 4.19.249.upstream/4.19.249
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/sh/include/uapi/asm/cpu-features.h')
-rw-r--r--arch/sh/include/uapi/asm/cpu-features.h28
1 files changed, 28 insertions, 0 deletions
diff --git a/arch/sh/include/uapi/asm/cpu-features.h b/arch/sh/include/uapi/asm/cpu-features.h
new file mode 100644
index 000000000..6de5f6519
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+++ b/arch/sh/include/uapi/asm/cpu-features.h
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+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+#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 */
+#define CPU_HAS_PTEAEX 0x0200 /* PTE ASID Extension support */
+#define CPU_HAS_CAS_L 0x0400 /* cas.l atomic compare-and-swap */
+
+#endif /* __ASM_SH_CPU_FEATURES_H */