xref: /linux/arch/sparc/include/asm/dcu.h (revision 498495dba268b20e8eadd7fe93c140c68b6cc9d2)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _SPARC64_DCU_H
3 #define _SPARC64_DCU_H
4 
5 #include <linux/const.h>
6 
7 /* UltraSparc-III Data Cache Unit Control Register */
8 #define DCU_CP	_AC(0x0002000000000000,UL) /* Phys Cache Enable w/o mmu	*/
9 #define DCU_CV	_AC(0x0001000000000000,UL) /* Virt Cache Enable w/o mmu	*/
10 #define DCU_ME	_AC(0x0000800000000000,UL) /* NC-store Merging Enable	*/
11 #define DCU_RE	_AC(0x0000400000000000,UL) /* RAW bypass Enable		*/
12 #define DCU_PE	_AC(0x0000200000000000,UL) /* PCache Enable		*/
13 #define DCU_HPE	_AC(0x0000100000000000,UL) /* HW prefetch Enable	*/
14 #define DCU_SPE	_AC(0x0000080000000000,UL) /* SW prefetch Enable	*/
15 #define DCU_SL	_AC(0x0000040000000000,UL) /* Secondary ld-steering Enab*/
16 #define DCU_WE	_AC(0x0000020000000000,UL) /* WCache enable		*/
17 #define DCU_PM	_AC(0x000001fe00000000,UL) /* PA Watchpoint Byte Mask	*/
18 #define DCU_VM	_AC(0x00000001fe000000,UL) /* VA Watchpoint Byte Mask	*/
19 #define DCU_PR	_AC(0x0000000001000000,UL) /* PA Watchpoint Read Enable	*/
20 #define DCU_PW	_AC(0x0000000000800000,UL) /* PA Watchpoint Write Enable*/
21 #define DCU_VR	_AC(0x0000000000400000,UL) /* VA Watchpoint Read Enable	*/
22 #define DCU_VW	_AC(0x0000000000200000,UL) /* VA Watchpoint Write Enable*/
23 #define DCU_DM	_AC(0x0000000000000008,UL) /* DMMU Enable		*/
24 #define DCU_IM	_AC(0x0000000000000004,UL) /* IMMU Enable		*/
25 #define DCU_DC	_AC(0x0000000000000002,UL) /* Data Cache Enable		*/
26 #define DCU_IC	_AC(0x0000000000000001,UL) /* Instruction Cache Enable	*/
27 
28 #endif /* _SPARC64_DCU_H */
29