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authorRichard Henderson <richard.henderson@linaro.org>2023-09-16 15:01:47 -0700
committerRichard Henderson <richard.henderson@linaro.org>2023-11-06 08:27:21 -0800
commit0885f1221e0add5529dada1e7948d2c00189cb8b (patch)
treea84e97244b914cb2c0f7c8ccffe60f6d023d50ec /host
parent2b2ae0a42e67a85273c0976466f1a634ede084dc (diff)
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util: Add cpuinfo for loongarch64
Signed-off-by: Richard Henderson <richard.henderson@linaro.org> Reviewed-by: Jiajie Chen <c@jia.je> Message-Id: <20230916220151.526140-4-richard.henderson@linaro.org>
Diffstat (limited to 'host')
-rw-r--r--host/include/loongarch64/host/cpuinfo.h21
1 files changed, 21 insertions, 0 deletions
diff --git a/host/include/loongarch64/host/cpuinfo.h b/host/include/loongarch64/host/cpuinfo.h
new file mode 100644
index 0000000..fab664a
--- /dev/null
+++ b/host/include/loongarch64/host/cpuinfo.h
@@ -0,0 +1,21 @@
+/*
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ * Host specific cpu identification for LoongArch
+ */
+
+#ifndef HOST_CPUINFO_H
+#define HOST_CPUINFO_H
+
+#define CPUINFO_ALWAYS (1u << 0) /* so cpuinfo is nonzero */
+#define CPUINFO_LSX (1u << 1)
+
+/* Initialized with a constructor. */
+extern unsigned cpuinfo;
+
+/*
+ * We cannot rely on constructor ordering, so other constructors must
+ * use the function interface rather than the variable above.
+ */
+unsigned cpuinfo_init(void);
+
+#endif /* HOST_CPUINFO_H */