acpica_machdep.h revision 136366 
1/*-
2 * Copyright (c) 2002 Mitsuru IWASAKI
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD: head/sys/i386/include/acpica_machdep.h 136366 2004-10-11 05:39:15Z njl $
27 */
28
29/******************************************************************************
30 *
31 * Name: acpica_machdep.h - arch-specific defines, etc.
32 *       $Revision$
33 *
34 *****************************************************************************/
35
36#ifndef __ACPICA_MACHDEP_H__
37#define __ACPICA_MACHDEP_H__
38
39#ifdef _KERNEL
40/*
41 * Calling conventions:
42 *
43 * ACPI_SYSTEM_XFACE        - Interfaces to host OS (handlers, threads)
44 * ACPI_EXTERNAL_XFACE      - External ACPI interfaces
45 * ACPI_INTERNAL_XFACE      - Internal ACPI interfaces
46 * ACPI_INTERNAL_VAR_XFACE  - Internal variable-parameter list interfaces
47 */
48#define ACPI_SYSTEM_XFACE
49#define ACPI_EXTERNAL_XFACE
50#define ACPI_INTERNAL_XFACE
51#define ACPI_INTERNAL_VAR_XFACE
52
53/* Asm macros */
54
55#define ACPI_ASM_MACROS
56#define BREAKPOINT3
57#define ACPI_DISABLE_IRQS() disable_intr()
58#define ACPI_ENABLE_IRQS()  enable_intr()
59
60#define ACPI_FLUSH_CPU_CACHE()	wbinvd()
61
62/* Section 5.2.9.1:  global lock acquire/release functions */
63extern int	acpi_acquire_global_lock(uint32_t *lock);
64extern int	acpi_release_global_lock(uint32_t *lock);
65#define ACPI_ACQUIRE_GLOBAL_LOCK(GLptr, Acq) \
66		((Acq) = acpi_acquire_global_lock(GLptr))
67#define ACPI_RELEASE_GLOBAL_LOCK(GLptr, Acq) \
68		((Acq) = acpi_release_global_lock(GLptr))
69
70/*! [Begin] no source code translation
71 *
72 * Math helper asm macros
73 */
74#define asm         __asm
75#define ACPI_DIV_64_BY_32(n_hi, n_lo, d32, q32, r32) \
76        asm("divl %2;"        \
77        :"=a"(q32), "=d"(r32) \
78        :"r"(d32),            \
79        "0"(n_lo), "1"(n_hi))
80
81
82#define ACPI_SHIFT_RIGHT_64(n_hi, n_lo) \
83    asm("shrl   $1,%2;"             \
84        "rcrl   $1,%3;"             \
85        :"=r"(n_hi), "=r"(n_lo)     \
86        :"0"(n_hi), "1"(n_lo))
87
88/*! [End] no source code translation !*/
89#endif /* _KERNEL */
90
91#define ACPI_MACHINE_WIDTH             32
92#define COMPILER_DEPENDENT_INT64       long long
93#define COMPILER_DEPENDENT_UINT64      unsigned long long
94#define ACPI_USE_NATIVE_DIVIDE
95
96void	acpi_SetDefaultIntrModel(int model);
97void	acpi_cpu_c1(void);
98
99#endif /* __ACPICA_MACHDEP_H__ */
100