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linux/include/asm-sparc64/pstate.h
David S. Miller 7c3514e450 [SPARC64]: Fixup TSTATE layout diagram in asm/pstate.h
Signed-off-by: David S. Miller <davem@davemloft.net>
2006-03-20 01:13:02 -08:00

92 lines
4.8 KiB
C

/* $Id: pstate.h,v 1.6 1997/06/25 07:39:45 jj Exp $ */
#ifndef _SPARC64_PSTATE_H
#define _SPARC64_PSTATE_H
#include <asm/const.h>
/* The V9 PSTATE Register (with SpitFire extensions).
*
* -----------------------------------------------------------------------
* | Resv | IG | MG | CLE | TLE | MM | RED | PEF | AM | PRIV | IE | AG |
* -----------------------------------------------------------------------
* 63 12 11 10 9 8 7 6 5 4 3 2 1 0
*/
#define PSTATE_IG _AC(0x0000000000000800,UL) /* Interrupt Globals. */
#define PSTATE_MG _AC(0x0000000000000400,UL) /* MMU Globals. */
#define PSTATE_CLE _AC(0x0000000000000200,UL) /* Current Little Endian.*/
#define PSTATE_TLE _AC(0x0000000000000100,UL) /* Trap Little Endian. */
#define PSTATE_MM _AC(0x00000000000000c0,UL) /* Memory Model. */
#define PSTATE_TSO _AC(0x0000000000000000,UL) /* MM: TotalStoreOrder */
#define PSTATE_PSO _AC(0x0000000000000040,UL) /* MM: PartialStoreOrder */
#define PSTATE_RMO _AC(0x0000000000000080,UL) /* MM: RelaxedMemoryOrder*/
#define PSTATE_RED _AC(0x0000000000000020,UL) /* Reset Error Debug. */
#define PSTATE_PEF _AC(0x0000000000000010,UL) /* Floating Point Enable.*/
#define PSTATE_AM _AC(0x0000000000000008,UL) /* Address Mask. */
#define PSTATE_PRIV _AC(0x0000000000000004,UL) /* Privilege. */
#define PSTATE_IE _AC(0x0000000000000002,UL) /* Interrupt Enable. */
#define PSTATE_AG _AC(0x0000000000000001,UL) /* Alternate Globals. */
/* The V9 TSTATE Register (with SpitFire and Linux extensions).
*
* ---------------------------------------------------------------------
* | Resv | GL | CCR | ASI | %pil | PSTATE | Resv | CWP |
* ---------------------------------------------------------------------
* 63 43 42 40 39 32 31 24 23 20 19 8 7 5 4 0
*/
#define TSTATE_GL _AC(0x0000070000000000,UL) /* Global reg level */
#define TSTATE_CCR _AC(0x000000ff00000000,UL) /* Condition Codes. */
#define TSTATE_XCC _AC(0x000000f000000000,UL) /* Condition Codes. */
#define TSTATE_XNEG _AC(0x0000008000000000,UL) /* %xcc Negative. */
#define TSTATE_XZERO _AC(0x0000004000000000,UL) /* %xcc Zero. */
#define TSTATE_XOVFL _AC(0x0000002000000000,UL) /* %xcc Overflow. */
#define TSTATE_XCARRY _AC(0x0000001000000000,UL) /* %xcc Carry. */
#define TSTATE_ICC _AC(0x0000000f00000000,UL) /* Condition Codes. */
#define TSTATE_INEG _AC(0x0000000800000000,UL) /* %icc Negative. */
#define TSTATE_IZERO _AC(0x0000000400000000,UL) /* %icc Zero. */
#define TSTATE_IOVFL _AC(0x0000000200000000,UL) /* %icc Overflow. */
#define TSTATE_ICARRY _AC(0x0000000100000000,UL) /* %icc Carry. */
#define TSTATE_ASI _AC(0x00000000ff000000,UL) /* AddrSpace ID. */
#define TSTATE_PIL _AC(0x0000000000f00000,UL) /* %pil (Linux traps)*/
#define TSTATE_PSTATE _AC(0x00000000000fff00,UL) /* PSTATE. */
#define TSTATE_IG _AC(0x0000000000080000,UL) /* Interrupt Globals.*/
#define TSTATE_MG _AC(0x0000000000040000,UL) /* MMU Globals. */
#define TSTATE_CLE _AC(0x0000000000020000,UL) /* CurrLittleEndian. */
#define TSTATE_TLE _AC(0x0000000000010000,UL) /* TrapLittleEndian. */
#define TSTATE_MM _AC(0x000000000000c000,UL) /* Memory Model. */
#define TSTATE_TSO _AC(0x0000000000000000,UL) /* MM: TSO */
#define TSTATE_PSO _AC(0x0000000000004000,UL) /* MM: PSO */
#define TSTATE_RMO _AC(0x0000000000008000,UL) /* MM: RMO */
#define TSTATE_RED _AC(0x0000000000002000,UL) /* Reset Error Debug.*/
#define TSTATE_PEF _AC(0x0000000000001000,UL) /* FPU Enable. */
#define TSTATE_AM _AC(0x0000000000000800,UL) /* Address Mask. */
#define TSTATE_PRIV _AC(0x0000000000000400,UL) /* Privilege. */
#define TSTATE_IE _AC(0x0000000000000200,UL) /* Interrupt Enable. */
#define TSTATE_AG _AC(0x0000000000000100,UL) /* Alternate Globals.*/
#define TSTATE_CWP _AC(0x000000000000001f,UL) /* Curr Win-Pointer. */
/* Floating-Point Registers State Register.
*
* --------------------------------
* | Resv | FEF | DU | DL |
* --------------------------------
* 63 3 2 1 0
*/
#define FPRS_FEF _AC(0x0000000000000004,UL) /* FPU Enable. */
#define FPRS_DU _AC(0x0000000000000002,UL) /* Dirty Upper. */
#define FPRS_DL _AC(0x0000000000000001,UL) /* Dirty Lower. */
/* Version Register.
*
* ------------------------------------------------------
* | MANUF | IMPL | MASK | Resv | MAXTL | Resv | MAXWIN |
* ------------------------------------------------------
* 63 48 47 32 31 24 23 16 15 8 7 5 4 0
*/
#define VERS_MANUF _AC(0xffff000000000000,UL) /* Manufacturer. */
#define VERS_IMPL _AC(0x0000ffff00000000,UL) /* Implementation. */
#define VERS_MASK _AC(0x00000000ff000000,UL) /* Mask Set Revision.*/
#define VERS_MAXTL _AC(0x000000000000ff00,UL) /* Max Trap Level. */
#define VERS_MAXWIN _AC(0x000000000000001f,UL) /* Max RegWindow Idx.*/
#endif /* !(_SPARC64_PSTATE_H) */