/* $OpenBSD: psl.h,v 1.9 2004/04/07 18:24:19 mickey Exp $ */ /* * Copyright (c) 1999-2004 Michael Shalayeff * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR OR HIS RELATIVES BE LIABLE FOR ANY DIRECT, * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR * SERVICES; LOSS OF MIND, USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF * THE POSSIBILITY OF SUCH DAMAGE. */ #ifndef _MACHINE_PSL_H_ #define _MACHINE_PSL_H_ /* * Rference: * 1. PA-RISC 1.1 Architecture and Instruction Set Manual * Hewlett Packard, 3rd Edition, February 1994; Part Number 09740-90039 */ /* * Processor Status Word Bit Positions (in PA-RISC bit order) */ #define PSL_Y_POS (0) #define PSL_Z_POS (1) #define PSL_SS_POS (3) /* Reserved, Software-defined */ #define PSL_E_POS (5) #define PSL_S_POS (6) #define PSL_T_POS (7) #define PSL_H_POS (8) #define PSL_L_POS (9) #define PSL_N_POS (10) #define PSL_X_POS (11) #define PSL_B_POS (12) #define PSL_C_POS (13) #define PSL_V_POS (14) #define PSL_M_POS (15) #define PSL_CB_POS (16) #define PSL_G_POS (25) #define PSL_F_POS (26) #define PSL_R_POS (27) #define PSL_Q_POS (28) #define PSL_P_POS (29) #define PSL_D_POS (30) #define PSL_I_POS (31) #define PSL_BITS "\020\001I\002D\003P\004Q\005R\006F\007G" \ "\021M\022V\023C\024B\025X\026N\027L\030H" \ "\031T\032S\033E\037Z\040Y" /* * Processor Status Word Bit Values */ #define PSL_Y (1 << (31-PSL_Y_POS)) /* Data Debug Trap Disable */ #define PSL_Z (1 << (31-PSL_Z_POS)) /* Instruction Debug Trap Disable */ #define PSL_SS (1 << (31-PSL_SS_POS)) /* Reserved; Software Single-Step */ #define PSL_E (1 << (31-PSL_E_POS)) /* Little Endian Memory Access Enable */ #define PSL_S (1 << (31-PSL_S_POS)) /* Secure Interval Timer */ #define PSL_T (1 << (31-PSL_T_POS)) /* Taken Branch Trap Enable */ #define PSL_H (1 << (31-PSL_H_POS)) /* Higher-privilege Transfer Trap Enable */ #define PSL_L (1 << (31-PSL_L_POS)) /* Lower-privilege Transfer Trap Enable */ #define PSL_N (1 << (31-PSL_N_POS)) /* Nullify */ #define PSL_X (1 << (31-PSL_X_POS)) /* Data Memory Break Disable */ #define PSL_B (1 << (31-PSL_B_POS)) /* Taken Branch */ #define PSL_C (1 << (31-PSL_C_POS)) /* Instruction Address Translation Enable */ #define PSL_V (1 << (31-PSL_V_POS)) /* Divide Step Correction */ #define PSL_M (1 << (31-PSL_M_POS)) /* High-priority Machine Check Mask */ #define PSL_CB (1 << (31-PSL_CB_POS)) /* Carry/Borrow Bits */ #define PSL_G (1 << (31-PSL_G_POS)) /* Debug Trap Enable */ #define PSL_F (1 << (31-PSL_F_POS)) /* Perfomance Monitor Interrupt Unmask */ #define PSL_R (1 << (31-PSL_R_POS)) /* Recover Counter Enable */ #define PSL_Q (1 << (31-PSL_Q_POS)) /* Interrupt State Collection Enable */ #define PSL_P (1 << (31-PSL_P_POS)) /* Protection Identifier Validation Enable */ #define PSL_D (1 << (31-PSL_D_POS)) /* Data Address Translation Enable */ #define PSL_I (1 << (31-PSL_I_POS)) /* External Interrupt, Power Failure Interrupt, and Low-Priority Machine Check Interrupt unmask */ /* * Frequently Used PSW Values */ #define RESET_PSL (PSL_R | PSL_Q | PSL_P | PSL_D | PSL_I) #endif /* _MACHINE_PSL_H_ */