1 files changed, 29 insertions, 0 deletions

diff --git a/arch/mips/loongson/loongson-3/smp.h b/arch/mips/loongson/loongson-3/smp.h
new file mode 100644
index 000000000000..3453e8c4f2f0
--- /dev/null
+++ b/arch/mips/loongson/loongson-3/smp.h
@@ -0,0 +1,29 @@
+#ifndef __LOONGSON_SMP_H_
+#define __LOONGSON_SMP_H_
+
+/* for Loongson-3A smp support */
+
+/* 4 groups(nodes) in maximum in numa case */
+#define  SMP_CORE_GROUP0_BASE    0x900000003ff01000
+#define  SMP_CORE_GROUP1_BASE    0x900010003ff01000
+#define  SMP_CORE_GROUP2_BASE    0x900020003ff01000
+#define  SMP_CORE_GROUP3_BASE    0x900030003ff01000
+
+/* 4 cores in each group(node) */
+#define  SMP_CORE0_OFFSET  0x000
+#define  SMP_CORE1_OFFSET  0x100
+#define  SMP_CORE2_OFFSET  0x200
+#define  SMP_CORE3_OFFSET  0x300
+
+/* ipi registers offsets */
+#define  STATUS0  0x00
+#define  EN0      0x04
+#define  SET0     0x08
+#define  CLEAR0   0x0c
+#define  STATUS1  0x10
+#define  MASK1    0x14
+#define  SET1     0x18
+#define  CLEAR1   0x1c
+#define  BUF      0x20
+
+#endif