acpica_machdep.h revision 100969
1100969Siwasaki/*- 2100969Siwasaki * Copyright (c) 2002 Mitsuru IWASAKI 3100969Siwasaki * All rights reserved. 4100969Siwasaki * 5100969Siwasaki * Redistribution and use in source and binary forms, with or without 6100969Siwasaki * modification, are permitted provided that the following conditions 7100969Siwasaki * are met: 8100969Siwasaki * 1. Redistributions of source code must retain the above copyright 9100969Siwasaki * notice, this list of conditions and the following disclaimer. 10100969Siwasaki * 2. Redistributions in binary form must reproduce the above copyright 11100969Siwasaki * notice, this list of conditions and the following disclaimer in the 12100969Siwasaki * documentation and/or other materials provided with the distribution. 13100969Siwasaki * 14100969Siwasaki * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15100969Siwasaki * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16100969Siwasaki * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17100969Siwasaki * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18100969Siwasaki * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19100969Siwasaki * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20100969Siwasaki * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21100969Siwasaki * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22100969Siwasaki * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23100969Siwasaki * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24100969Siwasaki * SUCH DAMAGE. 25100969Siwasaki * 26100969Siwasaki * $FreeBSD: head/sys/ia64/include/acpica_machdep.h 100969 2002-07-30 19:35:32Z iwasaki $ 27100969Siwasaki */ 28100969Siwasaki 29100969Siwasaki/****************************************************************************** 30100969Siwasaki * 31100969Siwasaki * Name: acpica_machdep.h - arch-specific defines, etc. 32100969Siwasaki * $Revision$ 33100969Siwasaki * 34100969Siwasaki *****************************************************************************/ 35100969Siwasaki 36100969Siwasaki#ifndef __ACPICA_MACHDEP_H__ 37100969Siwasaki#define __ACPICA_MACHDEP_H__ 38100969Siwasaki 39100969Siwasaki#ifdef _KERNEL 40100969Siwasaki#define _IA64 41100969Siwasaki 42100969Siwasaki/* 43100969Siwasaki * Calling conventions: 44100969Siwasaki * 45100969Siwasaki * ACPI_SYSTEM_XFACE - Interfaces to host OS (handlers, threads) 46100969Siwasaki * ACPI_EXTERNAL_XFACE - External ACPI interfaces 47100969Siwasaki * ACPI_INTERNAL_XFACE - Internal ACPI interfaces 48100969Siwasaki * ACPI_INTERNAL_VAR_XFACE - Internal variable-parameter list interfaces 49100969Siwasaki */ 50100969Siwasaki#define ACPI_SYSTEM_XFACE 51100969Siwasaki#define ACPI_EXTERNAL_XFACE 52100969Siwasaki#define ACPI_INTERNAL_XFACE 53100969Siwasaki#define ACPI_INTERNAL_VAR_XFACE 54100969Siwasaki 55100969Siwasaki/* Asm macros */ 56100969Siwasaki 57100969Siwasaki#define ACPI_ASM_MACROS 58100969Siwasaki#define BREAKPOINT3 59100969Siwasaki#define ACPI_DISABLE_IRQS() disable_intr() 60100969Siwasaki#define ACPI_ENABLE_IRQS() enable_intr() 61100969Siwasaki 62100969Siwasaki#define ACPI_FLUSH_CPU_CACHE() /* XXX ia64_fc()? */ 63100969Siwasaki 64100969Siwasaki/*! [Begin] no source code translation */ 65100969Siwasaki 66100969Siwasaki#define ACPI_ACQUIRE_GLOBAL_LOCK(GLptr, Acq) \ 67100969Siwasaki do { \ 68100969Siwasaki __asm__ volatile ("1: ld4 r29=%1\n" \ 69100969Siwasaki ";;\n" \ 70100969Siwasaki "mov ar.ccv=r29\n" \ 71100969Siwasaki "mov r2=r29\n" \ 72100969Siwasaki "shr.u r30=r29,1\n" \ 73100969Siwasaki "and r29=-4,r29\n" \ 74100969Siwasaki ";;\n" \ 75100969Siwasaki "add r29=2,r29\n" \ 76100969Siwasaki "and r30=1,r30\n" \ 77100969Siwasaki ";;\n" \ 78100969Siwasaki "add r29=r29,r30\n" \ 79100969Siwasaki ";;\n" \ 80100969Siwasaki "cmpxchg4.acq r30=%1,r29,ar.ccv\n" \ 81100969Siwasaki ";;\n" \ 82100969Siwasaki "cmp.eq p6,p7=r2,r30\n" \ 83100969Siwasaki "(p7) br.dpnt.few 1b\n" \ 84100969Siwasaki "cmp.gt p8,p9=3,r29\n" \ 85100969Siwasaki ";;\n" \ 86100969Siwasaki "(p8) mov %0=-1\n" \ 87100969Siwasaki "(p9) mov %0=r0\n" \ 88100969Siwasaki :"=r"(Acq):"m"(GLptr):"r2","r29","r30","memory"); \ 89100969Siwasaki } while (0) 90100969Siwasaki 91100969Siwasaki#define ACPI_RELEASE_GLOBAL_LOCK(GLptr, Acq) \ 92100969Siwasaki do { \ 93100969Siwasaki __asm__ volatile ("1: ld4 r29=%1\n" \ 94100969Siwasaki ";;\n" \ 95100969Siwasaki "mov ar.ccv=r29\n" \ 96100969Siwasaki "mov r2=r29\n" \ 97100969Siwasaki "and r29=-4,r29\n" \ 98100969Siwasaki ";;\n" \ 99100969Siwasaki "cmpxchg4.acq r30=%1,r29,ar.ccv\n" \ 100100969Siwasaki ";;\n" \ 101100969Siwasaki "cmp.eq p6,p7=r2,r30\n" \ 102100969Siwasaki "(p7) br.dpnt.few 1b\n" \ 103100969Siwasaki "and %0=1,r2\n" \ 104100969Siwasaki ";;\n" \ 105100969Siwasaki :"=r"(Acq):"m"(GLptr):"r2","r29","r30","memory"); \ 106100969Siwasaki } while (0) 107100969Siwasaki/*! [End] no source code translation !*/ 108100969Siwasaki 109100969Siwasaki#endif /* _KERNEL */ 110100969Siwasaki 111100969Siwasaki#define ACPI_MACHINE_WIDTH 64 112100969Siwasaki#define COMPILER_DEPENDENT_INT64 long 113100969Siwasaki#define COMPILER_DEPENDENT_UINT64 unsigned long 114100969Siwasaki 115100969Siwasaki#endif /* __ACPICA_MACHDEP_H__ */ 116