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Annotation of sys/arch/hppa/include/psl.h, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: psl.h,v 1.10 2004/09/14 22:41:20 mickey Exp $ */
        !             2:
        !             3: /*
        !             4:  * Copyright (c) 1999-2004 Michael Shalayeff
        !             5:  * All rights reserved.
        !             6:  *
        !             7:  * Redistribution and use in source and binary forms, with or without
        !             8:  * modification, are permitted provided that the following conditions
        !             9:  * are met:
        !            10:  * 1. Redistributions of source code must retain the above copyright
        !            11:  *    notice, this list of conditions and the following disclaimer.
        !            12:  * 2. Redistributions in binary form must reproduce the above copyright
        !            13:  *    notice, this list of conditions and the following disclaimer in the
        !            14:  *    documentation and/or other materials provided with the distribution.
        !            15:  *
        !            16:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
        !            17:  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
        !            18:  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
        !            19:  * IN NO EVENT SHALL THE AUTHOR OR HIS RELATIVES BE LIABLE FOR ANY DIRECT,
        !            20:  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
        !            21:  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
        !            22:  * SERVICES; LOSS OF MIND, USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
        !            23:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
        !            24:  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
        !            25:  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
        !            26:  * THE POSSIBILITY OF SUCH DAMAGE.
        !            27:  */
        !            28:
        !            29: #ifndef _MACHINE_PSL_H_
        !            30: #define _MACHINE_PSL_H_
        !            31:
        !            32: /*
        !            33:  * Rference:
        !            34:  * 1. PA-RISC 1.1 Architecture and Instruction Set Manual
        !            35:  *    Hewlett Packard, 3rd Edition, February 1994; Part Number 09740-90039
        !            36:  */
        !            37:
        !            38: /*
        !            39:  * Processor Status Word Bit Positions (in PA-RISC bit order)
        !            40:  */
        !            41: #define        PSL_Y_POS       (0)
        !            42: #define        PSL_Z_POS       (1)
        !            43: #define        PSL_SS_POS      (3)     /* Reserved, Software-defined */
        !            44: #define        PSL_W_POS       (4)
        !            45: #define        PSL_E_POS       (5)
        !            46: #define        PSL_S_POS       (6)
        !            47: #define        PSL_T_POS       (7)
        !            48: #define        PSL_H_POS       (8)
        !            49: #define        PSL_L_POS       (9)
        !            50: #define        PSL_N_POS       (10)
        !            51: #define        PSL_X_POS       (11)
        !            52: #define        PSL_B_POS       (12)
        !            53: #define        PSL_C_POS       (13)
        !            54: #define        PSL_V_POS       (14)
        !            55: #define        PSL_M_POS       (15)
        !            56: #define        PSL_CB_POS      (16)
        !            57: #define        PSL_O_POS       (24)
        !            58: #define        PSL_G_POS       (25)
        !            59: #define        PSL_F_POS       (26)
        !            60: #define        PSL_R_POS       (27)
        !            61: #define        PSL_Q_POS       (28)
        !            62: #define        PSL_P_POS       (29)
        !            63: #define        PSL_D_POS       (30)
        !            64: #define        PSL_I_POS       (31)
        !            65:
        !            66: #define        PSL_BITS        "\020\001I\002D\003P\004Q\005R\006F\007G\010O"  \
        !            67:                        "\021M\022V\023C\024B\025X\026N\027L\030H" \
        !            68:                        "\031T\032S\033E\034W\037Z\040Y"
        !            69:
        !            70: /*
        !            71:  * Processor Status Word Bit Values
        !            72:  */
        !            73: #define        PSL_Y   (1 << (31-PSL_Y_POS))   /* Data Debug Trap Disable */
        !            74: #define        PSL_Z   (1 << (31-PSL_Z_POS))   /* Instruction Debug Trap Disable */
        !            75: #define        PSL_SS  (1 << (31-PSL_SS_POS))  /* Reserved; Software Single-Step */
        !            76: #define        PSL_W   (1 << (31-PSL_W_POS))   /* 64bit address decode enable */
        !            77: #define        PSL_E   (1 << (31-PSL_E_POS))   /* Little Endian Memory Access Enable */
        !            78: #define        PSL_S   (1 << (31-PSL_S_POS))   /* Secure Interval Timer */
        !            79: #define        PSL_T   (1 << (31-PSL_T_POS))   /* Taken Branch Trap Enable */
        !            80: #define        PSL_H   (1 << (31-PSL_H_POS))   /* Higher-privilege Transfer Trap Enable */
        !            81: #define        PSL_L   (1 << (31-PSL_L_POS))   /* Lower-privilege Transfer Trap Enable */
        !            82: #define        PSL_N   (1 << (31-PSL_N_POS))   /* Nullify */
        !            83: #define        PSL_X   (1 << (31-PSL_X_POS))   /* Data Memory Break Disable */
        !            84: #define        PSL_B   (1 << (31-PSL_B_POS))   /* Taken Branch */
        !            85: #define        PSL_C   (1 << (31-PSL_C_POS))   /* Instruction Address Translation Enable */
        !            86: #define        PSL_V   (1 << (31-PSL_V_POS))   /* Divide Step Correction */
        !            87: #define        PSL_M   (1 << (31-PSL_M_POS))   /* High-priority Machine Check Mask */
        !            88: #define        PSL_CB  (1 << (31-PSL_CB_POS))  /* Carry/Borrow Bits */
        !            89: #define        PSL_O   (1 << (31-PSL_O_POS))   /* Force strong ordering (2.0) */
        !            90: #define        PSL_G   (1 << (31-PSL_G_POS))   /* Debug Trap Enable */
        !            91: #define        PSL_F   (1 << (31-PSL_F_POS))   /* Perfomance Monitor Interrupt Unmask */
        !            92: #define        PSL_R   (1 << (31-PSL_R_POS))   /* Recover Counter Enable */
        !            93: #define        PSL_Q   (1 << (31-PSL_Q_POS))   /* Interrupt State Collection Enable */
        !            94: #define        PSL_P   (1 << (31-PSL_P_POS))   /* Protection Identifier Validation Enable */
        !            95: #define        PSL_D   (1 << (31-PSL_D_POS))   /* Data Address Translation Enable */
        !            96: #define        PSL_I   (1 << (31-PSL_I_POS))   /* External Interrupt, Power Failure
        !            97:                                           Interrupt, and Low-Priority Machine
        !            98:                                           Check Interrupt unmask */
        !            99:
        !           100: /*
        !           101:  * Frequently Used PSW Values
        !           102:  */
        !           103: #define        RESET_PSL       (PSL_R | PSL_Q | PSL_P | PSL_D | PSL_I)
        !           104:
        !           105: #endif  /* _MACHINE_PSL_H_ */