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1/* $Id: pstate.h,v 1.6 1997/06/25 07:39:45 jj Exp $ */
2#ifndef _SPARC64_PSTATE_H
3#define _SPARC64_PSTATE_H
4
5#include <asm/const.h>
6
7/* The V9 PSTATE Register (with SpitFire extensions).
8 *
9 * -----------------------------------------------------------------------
10 * | Resv | IG | MG | CLE | TLE | MM | RED | PEF | AM | PRIV | IE | AG |
11 * -----------------------------------------------------------------------
12 * 63 12 11 10 9 8 7 6 5 4 3 2 1 0
13 */
14#define PSTATE_IG _AC(0x0000000000000800,UL) /* Interrupt Globals. */
15#define PSTATE_MG _AC(0x0000000000000400,UL) /* MMU Globals. */
16#define PSTATE_CLE _AC(0x0000000000000200,UL) /* Current Little Endian.*/
17#define PSTATE_TLE _AC(0x0000000000000100,UL) /* Trap Little Endian. */
18#define PSTATE_MM _AC(0x00000000000000c0,UL) /* Memory Model. */
19#define PSTATE_TSO _AC(0x0000000000000000,UL) /* MM: TotalStoreOrder */
20#define PSTATE_PSO _AC(0x0000000000000040,UL) /* MM: PartialStoreOrder */
21#define PSTATE_RMO _AC(0x0000000000000080,UL) /* MM: RelaxedMemoryOrder*/
22#define PSTATE_RED _AC(0x0000000000000020,UL) /* Reset Error Debug. */
23#define PSTATE_PEF _AC(0x0000000000000010,UL) /* Floating Point Enable.*/
24#define PSTATE_AM _AC(0x0000000000000008,UL) /* Address Mask. */
25#define PSTATE_PRIV _AC(0x0000000000000004,UL) /* Privilege. */
26#define PSTATE_IE _AC(0x0000000000000002,UL) /* Interrupt Enable. */
27#define PSTATE_AG _AC(0x0000000000000001,UL) /* Alternate Globals. */
28
29/* The V9 TSTATE Register (with SpitFire and Linux extensions).
30 *
31 * ---------------------------------------------------------------
32 * | Resv | CCR | ASI | %pil | PSTATE | Resv | CWP |
33 * ---------------------------------------------------------------
34 * 63 40 39 32 31 24 23 20 19 8 7 5 4 0
35 */
36#define TSTATE_CCR _AC(0x000000ff00000000,UL) /* Condition Codes. */
37#define TSTATE_XCC _AC(0x000000f000000000,UL) /* Condition Codes. */
38#define TSTATE_XNEG _AC(0x0000008000000000,UL) /* %xcc Negative. */
39#define TSTATE_XZERO _AC(0x0000004000000000,UL) /* %xcc Zero. */
40#define TSTATE_XOVFL _AC(0x0000002000000000,UL) /* %xcc Overflow. */
41#define TSTATE_XCARRY _AC(0x0000001000000000,UL) /* %xcc Carry. */
42#define TSTATE_ICC _AC(0x0000000f00000000,UL) /* Condition Codes. */
43#define TSTATE_INEG _AC(0x0000000800000000,UL) /* %icc Negative. */
44#define TSTATE_IZERO _AC(0x0000000400000000,UL) /* %icc Zero. */
45#define TSTATE_IOVFL _AC(0x0000000200000000,UL) /* %icc Overflow. */
46#define TSTATE_ICARRY _AC(0x0000000100000000,UL) /* %icc Carry. */
47#define TSTATE_ASI _AC(0x00000000ff000000,UL) /* AddrSpace ID. */
48#define TSTATE_PIL _AC(0x0000000000f00000,UL) /* %pil (Linux traps)*/
49#define TSTATE_PSTATE _AC(0x00000000000fff00,UL) /* PSTATE. */
50#define TSTATE_IG _AC(0x0000000000080000,UL) /* Interrupt Globals.*/
51#define TSTATE_MG _AC(0x0000000000040000,UL) /* MMU Globals. */
52#define TSTATE_CLE _AC(0x0000000000020000,UL) /* CurrLittleEndian. */
53#define TSTATE_TLE _AC(0x0000000000010000,UL) /* TrapLittleEndian. */
54#define TSTATE_MM _AC(0x000000000000c000,UL) /* Memory Model. */
55#define TSTATE_TSO _AC(0x0000000000000000,UL) /* MM: TSO */
56#define TSTATE_PSO _AC(0x0000000000004000,UL) /* MM: PSO */
57#define TSTATE_RMO _AC(0x0000000000008000,UL) /* MM: RMO */
58#define TSTATE_RED _AC(0x0000000000002000,UL) /* Reset Error Debug.*/
59#define TSTATE_PEF _AC(0x0000000000001000,UL) /* FPU Enable. */
60#define TSTATE_AM _AC(0x0000000000000800,UL) /* Address Mask. */
61#define TSTATE_PRIV _AC(0x0000000000000400,UL) /* Privilege. */
62#define TSTATE_IE _AC(0x0000000000000200,UL) /* Interrupt Enable. */
63#define TSTATE_AG _AC(0x0000000000000100,UL) /* Alternate Globals.*/
64#define TSTATE_CWP _AC(0x000000000000001f,UL) /* Curr Win-Pointer. */
65
66/* Floating-Point Registers State Register.
67 *
68 * --------------------------------
69 * | Resv | FEF | DU | DL |
70 * --------------------------------
71 * 63 3 2 1 0
72 */
73#define FPRS_FEF _AC(0x0000000000000004,UL) /* FPU Enable. */
74#define FPRS_DU _AC(0x0000000000000002,UL) /* Dirty Upper. */
75#define FPRS_DL _AC(0x0000000000000001,UL) /* Dirty Lower. */
76
77/* Version Register.
78 *
79 * ------------------------------------------------------
80 * | MANUF | IMPL | MASK | Resv | MAXTL | Resv | MAXWIN |
81 * ------------------------------------------------------
82 * 63 48 47 32 31 24 23 16 15 8 7 5 4 0
83 */
84#define VERS_MANUF _AC(0xffff000000000000,UL) /* Manufacturer. */
85#define VERS_IMPL _AC(0x0000ffff00000000,UL) /* Implementation. */
86#define VERS_MASK _AC(0x00000000ff000000,UL) /* Mask Set Revision.*/
87#define VERS_MAXTL _AC(0x000000000000ff00,UL) /* Max Trap Level. */
88#define VERS_MAXWIN _AC(0x000000000000001f,UL) /* Max RegWindow Idx.*/
89
90#endif /* !(_SPARC64_PSTATE_H) */