1 files changed, 59 insertions, 0 deletions

diff --git a/arch/arm64/include/asm/cpu.h b/arch/arm64/include/asm/cpu.h
new file mode 100644
index 000000000000..056443086019
--- /dev/null
+++ b/arch/arm64/include/asm/cpu.h
@@ -0,0 +1,59 @@
+/*
+  * Copyright (C) 2014 ARM Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#ifndef __ASM_CPU_H
+#define __ASM_CPU_H
+
+#include <linux/cpu.h>
+#include <linux/init.h>
+#include <linux/percpu.h>
+
+/*
+ * Records attributes of an individual CPU.
+ */
+struct cpuinfo_arm64 {
+        struct cpu      cpu;
+        u32             reg_ctr;
+        u32             reg_cntfrq;
+        u32             reg_dczid;
+        u32             reg_midr;
+
+        u64             reg_id_aa64isar0;
+        u64             reg_id_aa64isar1;
+        u64             reg_id_aa64mmfr0;
+        u64             reg_id_aa64mmfr1;
+        u64             reg_id_aa64pfr0;
+        u64             reg_id_aa64pfr1;
+
+        u32             reg_id_isar0;
+        u32             reg_id_isar1;
+        u32             reg_id_isar2;
+        u32             reg_id_isar3;
+        u32             reg_id_isar4;
+        u32             reg_id_isar5;
+        u32             reg_id_mmfr0;
+        u32             reg_id_mmfr1;
+        u32             reg_id_mmfr2;
+        u32             reg_id_mmfr3;
+        u32             reg_id_pfr0;
+        u32             reg_id_pfr1;
+};
+
+DECLARE_PER_CPU(struct cpuinfo_arm64, cpu_data);
+
+void cpuinfo_store_cpu(void);
+void __init cpuinfo_store_boot_cpu(void);
+
+#endif /* __ASM_CPU_H */