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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) */ |