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/* $Id: ultra.h,v 1.2 1995/11/25 02:33:10 davem Exp $
* ultra.h: Definitions and defines for the TI V9 UltraSparc.
*
* Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
*/
#ifndef _SPARC_ULTRA_H
#define _SPARC_ULTRA_H
/* Spitfire MMU control register:
*
* ----------------------------------------------------------
* | | IMPL | VERS | | MID | |
* ----------------------------------------------------------
* 64 31-28 27-24 23-22 21-17 16 0
*
* IMPL: Implementation of this Spitfire.
* VERS: Version of this Spitfire.
* MID: Module ID of this processor.
*/
#define SPITFIRE_MIDMASK 0x00000000003e0000
/* Spitfire Load Store Unit control register:
*
* ---------------------------------------------------------------------
* | RSV | PWR | PWW | VWR | VWW | RSV | PMASK | DME | IME | DCE | ICE |
* ---------------------------------------------------------------------
* 63-25 24 23 22 21 20 19-4 3 2 1 0
*
* PWR: Physical Watchpoint Read enable: 0=off 1=on
* PWW: Physical Watchpoint Write enable: 0=off 1=on
* VWR: Virtual Watchpoint Read enable: 0=off 1=on
* VWW: Virtual Watchpoint Write enable: 0=off 1=on
* PMASK: Parity MASK ???
* DME: Data MMU Enable: 0=off 1=on
* IME: Instruction MMU Enable: 0=off 1=on
* DCE: Data Cache Enable: 0=off 1=on
* ICE: Instruction Cache Enable: 0=off 1=on
*/
#define SPITFIRE_LSU_PWR 0x01000000
#define SPITFIRE_LSU_PWW 0x00800000
#define SPITFIRE_LSU_VWR 0x00400000
#define SPITFIRE_LSU_VWW 0x00200000
#define SPITFIRE_LSU_PMASK 0x000ffff0
#define SPITFIRE_LSU_DME 0x00000008
#define SPITFIRE_LSU_IME 0x00000004
#define SPITFIRE_LSU_DCE 0x00000002
#define SPITFIRE_LSU_ICE 0x00000001
#endif /* !(_SPARC_ULTRA_H) */
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