diff --git a/src/include/cpu/amd/amdk8_sysconf.h b/src/include/cpu/amd/amdk8_sysconf.h
new file mode 100644
index 0000000000..932647a22e
--- /dev/null
+++ b/src/include/cpu/amd/amdk8_sysconf.h
@@ -0,0 +1,28 @@
+#ifndef AMDK8_SYSCONF_H
+
+#define AMDK8_SYSINFO_H
+
+#define HC_POSSIBLE_NUM 8
+
+struct amdk8_sysconf_t {
+	//ht
+	unsigned nodes;
+	unsigned hc_possible_num;
+	unsigned pci1234[HC_POSSIBLE_NUM];
+	unsigned hcdn[HC_POSSIBLE_NUM];
+	unsigned sbdn;
+	unsigned sblk;
+
+	unsigned hcdn_reg[4]; // it will be used by get_sblk_pci1234
+
+	int enabled_apic_ext_id;
+	unsigned lift_bsp_apicid;
+	int apicid_offset;
+
+	void *mb; // pointer for mb releated struct
+	
+};
+
+extern struct amdk8_sysconf_t sysconf;
+
+#endif