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Annotation of sys/arch/hppa64/include/pte.h, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: pte.h,v 1.1 2005/04/01 10:40:48 mickey Exp $  */
        !             2:
        !             3: /*
        !             4:  * Copyright (c) 2005 Michael Shalayeff
        !             5:  * All rights reserved.
        !             6:  *
        !             7:  * Permission to use, copy, modify, and distribute this software for any
        !             8:  * purpose with or without fee is hereby granted, provided that the above
        !             9:  * copyright notice and this permission notice appear in all copies.
        !            10:  *
        !            11:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
        !            12:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
        !            13:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
        !            14:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
        !            15:  * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER IN
        !            16:  * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
        !            17:  * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
        !            18:  */
        !            19:
        !            20: #ifndef        _MACHINE_PTE_H_
        !            21: #define        _MACHINE_PTE_H_
        !            22:
        !            23: #define        SID_MASK        (0x1ff)
        !            24: #define        SID_SHIFT       (9)
        !            25: #define        PIE_MASK        (0x1ff80000000UL)
        !            26: #define        PIE_SHIFT       (PDE_SHIFT+10)
        !            27: #define        PDE_MASK        (0x0007fe00000UL)
        !            28: #define        PDE_SHIFT       (PTE_SHIFT+9)
        !            29: #define        PTE_MASK        (0x000001ff000UL)
        !            30: #define        PTE_SHIFT       PAGE_SHIFT
        !            31: #define        PTE_PAGE(pte)   (((pte) & ~PTE_PGMASK) << 7)
        !            32: #define        TLB_PAGE(pg)    (((pg) >> 7) & PTE_PGMASK)
        !            33:
        !            34: #define        PTE_IFLUSH      0x8000000000000000UL    /* software */
        !            35: #define        PTE_DFLUSH      0x4000000000000000UL    /* software */
        !            36: #define        PTE_REFTRAP     0x2000000000000000UL    /* used as a ref bit */
        !            37: #define        PTE_DIRTY       0x1000000000000000UL
        !            38: #define        PTE_BREAK       0x0800000000000000UL
        !            39: #define        PTE_GATEWAY     0x04c0000000000000UL
        !            40: #define        PTE_EXEC        0x0200000000000000UL
        !            41: #define        PTE_WRITE       0x0100000000000000UL
        !            42: #define        PTE_READ        0x0000000000000000UL
        !            43: #define        PTE_USER        0x00f0000000000000UL
        !            44: #define        PTE_ACC_NONE    0x0730000000000000UL
        !            45: #define        PTE_ACC_MASK    0x07f0000000000000UL
        !            46: #define        PTE_UNCACHABLE  0x0008000000000000UL
        !            47: #define        PTE_ORDER       0x0004000000000000UL
        !            48: #define        PTE_PREDICT     0x0002000000000000UL
        !            49: #define        PTE_WIRED       0x0001000000000000UL    /* software */
        !            50: #define        PTE_PGMASK      0x0000001fffffffe0UL
        !            51: #define        PTE_PG4K        0x0000000000000000UL
        !            52: #define        PTE_PG16K       0x0000000000000001UL
        !            53: #define        PTE_PG64K       0x0000000000000002UL
        !            54: #define        PTE_PG256K      0x0000000000000003UL
        !            55: #define        PTE_PG1M        0x0000000000000004UL
        !            56: #define        PTE_PG4M        0x0000000000000005UL
        !            57: #define        PTE_PG16M       0x0000000000000006UL
        !            58: #define        PTE_PG64M       0x0000000000000007UL
        !            59:
        !            60: #define        PTE_GETBITS(pte)        ((pte) >> 48)
        !            61: #define        PTE_BITS \
        !            62:     "\020\01H\02P\03O\04UC\05U\010W\11X\12G\014B\015D\016REF\017FD\020FI"
        !            63:
        !            64: #ifndef        _LOCORE
        !            65: typedef        u_int64_t       pt_entry_t;
        !            66: #endif
        !            67:
        !            68: #endif /* _MACHINE_PTE_H_ */