1 files changed, 27 insertions, 0 deletions

diff --git a/arch/sparc/include/asm/dcu.h b/arch/sparc/include/asm/dcu.h
new file mode 100644
index 000000000000..0f704e106a1b
--- /dev/null
+++ b/arch/sparc/include/asm/dcu.h
@@ -0,0 +1,27 @@
+#ifndef _SPARC64_DCU_H
+#define _SPARC64_DCU_H
+
+#include <linux/const.h>
+
+/* UltraSparc-III Data Cache Unit Control Register */
+#define DCU_CP  _AC(0x0002000000000000,UL) /* Phys Cache Enable w/o mmu */
+#define DCU_CV  _AC(0x0001000000000000,UL) /* Virt Cache Enable w/o mmu */
+#define DCU_ME  _AC(0x0000800000000000,UL) /* NC-store Merging Enable   */
+#define DCU_RE  _AC(0x0000400000000000,UL) /* RAW bypass Enable         */
+#define DCU_PE  _AC(0x0000200000000000,UL) /* PCache Enable             */
+#define DCU_HPE _AC(0x0000100000000000,UL) /* HW prefetch Enable        */
+#define DCU_SPE _AC(0x0000080000000000,UL) /* SW prefetch Enable        */
+#define DCU_SL  _AC(0x0000040000000000,UL) /* Secondary ld-steering Enab*/
+#define DCU_WE  _AC(0x0000020000000000,UL) /* WCache enable             */
+#define DCU_PM  _AC(0x000001fe00000000,UL) /* PA Watchpoint Byte Mask   */
+#define DCU_VM  _AC(0x00000001fe000000,UL) /* VA Watchpoint Byte Mask   */
+#define DCU_PR  _AC(0x0000000001000000,UL) /* PA Watchpoint Read Enable */
+#define DCU_PW  _AC(0x0000000000800000,UL) /* PA Watchpoint Write Enable*/
+#define DCU_VR  _AC(0x0000000000400000,UL) /* VA Watchpoint Read Enable */
+#define DCU_VW  _AC(0x0000000000200000,UL) /* VA Watchpoint Write Enable*/
+#define DCU_DM  _AC(0x0000000000000008,UL) /* DMMU Enable               */
+#define DCU_IM  _AC(0x0000000000000004,UL) /* IMMU Enable               */
+#define DCU_DC  _AC(0x0000000000000002,UL) /* Data Cache Enable         */
+#define DCU_IC  _AC(0x0000000000000001,UL) /* Instruction Cache Enable  */
+
+#endif /* _SPARC64_DCU_H */