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/*- * Copyright (C) 1995, 1996 Wolfgang Solfrank. * Copyright (C) 1995, 1996 TooLs GmbH. * 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. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by TooLs GmbH. * 4. The name of TooLs GmbH may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``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 TOOLS GMBH 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 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. * * $NetBSD: psl.h,v 1.5 2000/11/19 19:52:37 matt Exp $ * $FreeBSD: release/9.1.0/sys/powerpc/include/psl.h 209975 2010-07-13 05:32:19Z nwhitehorn $ */ #ifndef _MACHINE_PSL_H_ #define _MACHINE_PSL_H_ #if defined(E500) /* * Machine State Register (MSR) - e500 core * * The PowerPC e500 does not implement the following bits: * * FP, FE0, FE1 - reserved, always cleared, setting has no effect. * */ #define PSL_UCLE 0x04000000UL /* User mode cache lock enable */ #define PSL_SPE 0x02000000UL /* SPE enable */ #define PSL_WE 0x00040000UL /* Wait state enable */ #define PSL_CE 0x00020000UL /* Critical interrupt enable */ #define PSL_EE 0x00008000UL /* External interrupt enable */ #define PSL_PR 0x00004000UL /* User mode */ #define PSL_FP 0x00002000UL /* Floating point available */ #define PSL_ME 0x00001000UL /* Machine check interrupt enable */ #define PSL_FE0 0x00000800UL /* Floating point exception mode 0 */ #define PSL_UBLE 0x00000400UL /* BTB lock enable */ #define PSL_DE 0x00000200UL /* Debug interrupt enable */ #define PSL_FE1 0x00000100UL /* Floating point exception mode 1 */ #define PSL_IS 0x00000020UL /* Instruction address space */ #define PSL_DS 0x00000010UL /* Data address space */ #define PSL_PMM 0x00000004UL /* Performance monitor mark */ #define PSL_FE_DFLT 0x00000000UL /* default == none */ /* Initial kernel MSR, use IS=1 ad DS=1. */ #define PSL_KERNSET_INIT (PSL_IS | PSL_DS) #define PSL_KERNSET (PSL_CE | PSL_ME | PSL_EE) #define PSL_USERSET (PSL_KERNSET | PSL_PR) #else /* if defined(E500) */ /* * Machine State Register (MSR) * * The PowerPC 601 does not implement the following bits: * * VEC, POW, ILE, BE, RI, LE[*] * * [*] Little-endian mode on the 601 is implemented in the HID0 register. */ #ifdef __powerpc64__ #define PSL_SF 0x8000000000000000UL /* 64-bit addressing */ #define PSL_HV 0x1000000000000000UL /* hyper-privileged mode */ #endif #define PSL_VEC 0x02000000UL /* AltiVec vector unit available */ #define PSL_POW 0x00040000UL /* power management */ #define PSL_ILE 0x00010000UL /* interrupt endian mode (1 == le) */ #define PSL_EE 0x00008000UL /* external interrupt enable */ #define PSL_PR 0x00004000UL /* privilege mode (1 == user) */ #define PSL_FP 0x00002000UL /* floating point enable */ #define PSL_ME 0x00001000UL /* machine check enable */ #define PSL_FE0 0x00000800UL /* floating point interrupt mode 0 */ #define PSL_SE 0x00000400UL /* single-step trace enable */ #define PSL_BE 0x00000200UL /* branch trace enable */ #define PSL_FE1 0x00000100UL /* floating point interrupt mode 1 */ #define PSL_IP 0x00000040UL /* interrupt prefix */ #define PSL_IR 0x00000020UL /* instruction address relocation */ #define PSL_DR 0x00000010UL /* data address relocation */ #define PSL_PMM 0x00000004UL /* performance monitor mark */ #define PSL_RI 0x00000002UL /* recoverable interrupt */ #define PSL_LE 0x00000001UL /* endian mode (1 == le) */ #define PSL_601_MASK ~(PSL_POW|PSL_ILE|PSL_BE|PSL_RI|PSL_LE) /* * Floating-point exception modes: */ #define PSL_FE_DIS 0 /* none */ #define PSL_FE_NONREC PSL_FE1 /* imprecise non-recoverable */ #define PSL_FE_REC PSL_FE0 /* imprecise recoverable */ #define PSL_FE_PREC (PSL_FE0 | PSL_FE1) /* precise */ #define PSL_FE_DFLT PSL_FE_DIS /* default == none */ /* * Note that PSL_POW and PSL_ILE are not in the saved copy of the MSR */ #define PSL_MBO 0 #define PSL_MBZ 0 #ifdef __powerpc64__ #define PSL_KERNSET (PSL_SF | PSL_EE | PSL_ME | PSL_IR | PSL_DR | PSL_RI) #else #define PSL_KERNSET (PSL_EE | PSL_ME | PSL_IR | PSL_DR | PSL_RI) #endif #define PSL_USERSET (PSL_KERNSET | PSL_PR) #define PSL_USERSTATIC (PSL_USERSET | PSL_IP | 0x87c0008c) #endif /* if defined(E500) */ #endif /* _MACHINE_PSL_H_ */