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/******************************************************************************
*
* Name: acwin.h - OS specific defines, etc.
*
*****************************************************************************/
/*
* Copyright (C) 2000 - 2025, Intel Corp.
* 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,
* without modification.
* 2. Redistributions in binary form must reproduce at minimum a disclaimer
* substantially similar to the "NO WARRANTY" disclaimer below
* ("Disclaimer") and any redistribution must be conditioned upon
* including a substantially similar Disclaimer requirement for further
* binary redistribution.
* 3. Neither the names of the above-listed copyright holders nor the names
* of any contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* Alternatively, this software may be distributed under the terms of the
* GNU General Public License ("GPL") version 2 as published by the Free
* Software Foundation.
*
* NO WARRANTY
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "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 COPYRIGHT
* HOLDERS OR CONTRIBUTORS BE LIABLE FOR 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 DAMAGES.
*/
#ifndef __ACWIN_H__
#define __ACWIN_H__
#include <io.h>
#define ACPI_USE_STANDARD_HEADERS
#define ACPI_USE_SYSTEM_CLIBRARY
/* Note: do not include any C library headers here */
/*
* Note: MSVC project files should define ACPI_DEBUGGER and ACPI_DISASSEMBLER
* as appropriate to enable editor functions like "Find all references".
* The editor isn't smart enough to dig through the include files to find
* out if these are actually defined.
*/
/* Eliminate warnings for "old" (non-secure) versions of clib functions */
#ifndef _CRT_SECURE_NO_WARNINGS
#define _CRT_SECURE_NO_WARNINGS
#endif
/* Eliminate warnings for POSIX clib function names (open, write, etc.) */
#ifndef _CRT_NONSTDC_NO_DEPRECATE
#define _CRT_NONSTDC_NO_DEPRECATE
#endif
/* Disable these warnings under Windows and MSVC since C4201: nameless
* structs/unions are needed as ACPI event-handling under Linux/GCC breaks
* with named and nested structs/unions while C4068: unknown pragma
* complains of GCC pragmas in use to disable dangling ptr warnings
*/
#pragma warning( disable: 4201)
#pragma warning( disable: 4068)
#pragma warning( push)
#define ACPI_MACHINE_WIDTH 32
#define ACPI_USE_NATIVE_DIVIDE
#define ACPI_USE_NATIVE_MATH64
#ifdef ACPI_DEFINE_ALTERNATE_TYPES
/*
* Types used only in (Linux) translated source, defined here to enable
* cross-platform compilation (i.e., generate the Linux code on Windows,
* for test purposes only)
*/
typedef int s32;
typedef unsigned char u8;
typedef unsigned short u16;
typedef unsigned int u32;
typedef COMPILER_DEPENDENT_UINT64 u64;
#endif
/*
* Map low I/O functions for MS. This allows us to disable MS language
* extensions for maximum portability.
*/
#define open _open
#define read _read
#define write _write
#define close _close
#define stat _stat
#define fstat _fstat
#define mkdir _mkdir
#define fileno _fileno
#define isatty _isatty
#if _MSC_VER <= 1200 /* Versions below VC++ 6 */
#define vsnprintf _vsnprintf
#endif
#define O_RDONLY _O_RDONLY
#define O_BINARY _O_BINARY
#define O_CREAT _O_CREAT
#define O_WRONLY _O_WRONLY
#define O_TRUNC _O_TRUNC
#define S_IREAD _S_IREAD
#define S_IWRITE _S_IWRITE
#define S_IFDIR _S_IFDIR
#if _MSC_VER < 1900
#define snprintf _snprintf
#endif
/*
* Handle platform- and compiler-specific assembly language differences.
*
* Notes:
* 1) Interrupt 3 is used to break into a debugger
* 2) Interrupts are turned off during ACPI register setup
*/
/*! [Begin] no source code translation */
#ifdef ACPI_APPLICATION
#define ACPI_FLUSH_CPU_CACHE()
#else
#define ACPI_FLUSH_CPU_CACHE() __asm {WBINVD}
#endif
#ifdef _DEBUG
#define ACPI_SIMPLE_RETURN_MACROS
#endif
/*! [End] no source code translation !*/
/*
* Global Lock acquire/release code
*
* Note: Handles case where the FACS pointer is null
*/
#define ACPI_ACQUIRE_GLOBAL_LOCK(FacsPtr, Acq) __asm \
{ \
__asm mov eax, 0xFF \
__asm mov ecx, FacsPtr \
__asm or ecx, ecx \
__asm jz exit_acq \
__asm lea ecx, [ecx].GlobalLock \
\
__asm acq10: \
__asm mov eax, [ecx] \
__asm mov edx, eax \
__asm and edx, 0xFFFFFFFE \
__asm bts edx, 1 \
__asm adc edx, 0 \
__asm lock cmpxchg dword ptr [ecx], edx \
__asm jnz acq10 \
\
__asm cmp dl, 3 \
__asm sbb eax, eax \
\
__asm exit_acq: \
__asm mov Acq, al \
}
#define ACPI_RELEASE_GLOBAL_LOCK(FacsPtr, Pnd) __asm \
{ \
__asm xor eax, eax \
__asm mov ecx, FacsPtr \
__asm or ecx, ecx \
__asm jz exit_rel \
__asm lea ecx, [ecx].GlobalLock \
\
__asm Rel10: \
__asm mov eax, [ecx] \
__asm mov edx, eax \
__asm and edx, 0xFFFFFFFC \
__asm lock cmpxchg dword ptr [ecx], edx \
__asm jnz Rel10 \
\
__asm cmp dl, 3 \
__asm and eax, 1 \
\
__asm exit_rel: \
__asm mov Pnd, al \
}
#endif /* __ACWIN_H__ */
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