mirror of https://github.com/mpv-player/mpv
349 lines
8.5 KiB
C
349 lines
8.5 KiB
C
/*
|
|
This file is based on:
|
|
$XFree86: xc/programs/Xserver/hw/xfree86/drivers/chips/util/AsmMacros.h,v 1.1 2001/11/16 21:13:34 tsi Exp $
|
|
Modified for readability by Nick Kurshev
|
|
*/
|
|
/*
|
|
* (c) Copyright 1993,1994 by David Wexelblat <dwex@xfree86.org>
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a
|
|
* copy of this software and associated documentation files (the "Software"),
|
|
* to deal in the Software without restriction, including without limitation
|
|
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
|
|
* and/or sell copies of the Software, and to permit persons to whom the
|
|
* Software is furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in
|
|
* all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
|
* DAVID WEXELBLAT BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
|
|
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
|
|
* OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
* SOFTWARE.
|
|
*
|
|
* Except as contained in this notice, the name of David Wexelblat shall not be
|
|
* used in advertising or otherwise to promote the sale, use or other dealings
|
|
* in this Software without prior written authorization from David Wexelblat.
|
|
*/
|
|
/*
|
|
* Copyright 1997
|
|
* Digital Equipment Corporation. All rights reserved.
|
|
* This software is furnished under license and may be used and copied only in
|
|
* accordance with the following terms and conditions. Subject to these
|
|
* conditions, you may download, copy, install, use, modify and distribute
|
|
* this software in source and/or binary form. No title or ownership is
|
|
* transferred hereby.
|
|
*
|
|
* 1) Any source code used, modified or distributed must reproduce and retain
|
|
* this copyright notice and list of conditions as they appear in the source
|
|
* file.
|
|
*
|
|
* 2) No right is granted to use any trade name, trademark, or logo of Digital
|
|
* Equipment Corporation. Neither the "Digital Equipment Corporation" name
|
|
* nor any trademark or logo of Digital Equipment Corporation may be used
|
|
* to endorse or promote products derived from this software without the
|
|
* prior written permission of Digital Equipment Corporation.
|
|
*
|
|
* 3) This software is provided "AS-IS" and any express or implied warranties,
|
|
* including but not limited to, any implied warranties of merchantability,
|
|
* fitness for a particular purpose, or non-infringement are disclaimed. In
|
|
* no event shall DIGITAL be liable for any damages whatsoever, and in
|
|
* particular, DIGITAL shall not be liable for special, indirect,
|
|
* consequential, or incidental damages or damages for
|
|
* lost profits, loss of revenue or loss of use, whether such damages arise
|
|
* in contract,
|
|
* negligence, tort, under statute, in equity, at law or otherwise, even if
|
|
* advised of the possibility of such damage.
|
|
*/
|
|
|
|
#ifndef ASMMACROS_X86_H
|
|
#define ASMMACROS_X86_H
|
|
|
|
//#if defined (WINNT)
|
|
//#error This stuff is not ported on your system
|
|
//#else
|
|
|
|
#include "config.h"
|
|
|
|
#ifdef CONFIG_DHAHELPER
|
|
#include <sys/ioctl.h>
|
|
#include "../kernelhelper/dhahelper.h"
|
|
|
|
extern int dhahelper_fd;
|
|
extern int dhahelper_initialized;
|
|
#endif
|
|
|
|
#ifdef CONFIG_SVGAHELPER
|
|
#include <sys/ioctl.h>
|
|
#include <svgalib_helper.h>
|
|
|
|
#ifndef SVGALIB_HELPER_IOC_MAGIC
|
|
/* svgalib 1.9.18+ compatibility ::atmos */
|
|
#define SVGALIB_HELPER_IOCSOUTB SVGAHELPER_OUTB
|
|
#define SVGALIB_HELPER_IOCSOUTW SVGAHELPER_OUTW
|
|
#define SVGALIB_HELPER_IOCSOUTL SVGAHELPER_OUTL
|
|
#define SVGALIB_HELPER_IOCGINB SVGAHELPER_INB
|
|
#define SVGALIB_HELPER_IOCGINW SVGAHELPER_INW
|
|
#define SVGALIB_HELPER_IOCGINL SVGAHELPER_INL
|
|
#endif
|
|
|
|
extern int svgahelper_fd;
|
|
extern int svgahelper_initialized;
|
|
|
|
static __inline__ void svga_outb(short port, char value)
|
|
{
|
|
io_t iov;
|
|
|
|
iov.val = value;
|
|
iov.port = port;
|
|
ioctl(svgahelper_fd, SVGALIB_HELPER_IOCSOUTB, &iov);
|
|
}
|
|
|
|
static __inline__ void svga_outw(short port, char value)
|
|
{
|
|
io_t iov;
|
|
|
|
iov.val = value;
|
|
iov.port = port;
|
|
ioctl(svgahelper_fd, SVGALIB_HELPER_IOCSOUTW, &iov);
|
|
}
|
|
|
|
static __inline__ void svga_outl(short port, unsigned int value)
|
|
{
|
|
io_t iov;
|
|
|
|
iov.val = value;
|
|
iov.port = port;
|
|
ioctl(svgahelper_fd, SVGALIB_HELPER_IOCSOUTL, &iov);
|
|
}
|
|
|
|
static __inline__ unsigned int svga_inb(short port)
|
|
{
|
|
io_t iov;
|
|
|
|
iov.port = port;
|
|
ioctl(svgahelper_fd, SVGALIB_HELPER_IOCGINB, &iov);
|
|
|
|
return iov.val;
|
|
}
|
|
|
|
static __inline__ unsigned int svga_inw(short port)
|
|
{
|
|
io_t iov;
|
|
|
|
iov.port = port;
|
|
ioctl(svgahelper_fd, SVGALIB_HELPER_IOCGINW, &iov);
|
|
|
|
return iov.val;
|
|
}
|
|
|
|
static __inline__ unsigned int svga_inl(short port)
|
|
{
|
|
io_t iov;
|
|
|
|
iov.port = port;
|
|
ioctl(svgahelper_fd, SVGALIB_HELPER_IOCGINL, &iov);
|
|
|
|
return iov.val;
|
|
}
|
|
#endif /* CONIFG_SVGAHELPER */
|
|
|
|
static __inline__ void outb(short port,char val)
|
|
{
|
|
#ifdef CONFIG_SVGAHELPER
|
|
if (svgahelper_initialized == 1)
|
|
{
|
|
svga_outb(port, val);
|
|
return;
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_DHAHELPER
|
|
if (dhahelper_initialized == 1)
|
|
{
|
|
dhahelper_port_t _port;
|
|
|
|
_port.operation = PORT_OP_WRITE;
|
|
_port.addr = port;
|
|
_port.size = 1;
|
|
_port.value = val;
|
|
if (ioctl(dhahelper_fd, DHAHELPER_PORT, &_port) == 0)
|
|
return;
|
|
}
|
|
else
|
|
#endif
|
|
__asm__ __volatile__("outb %0,%1" : :"a" (val), "d" (port));
|
|
return;
|
|
}
|
|
|
|
static __inline__ void outw(short port,short val)
|
|
{
|
|
#ifdef CONFIG_SVGAHELPER
|
|
if (svgahelper_initialized == 1)
|
|
{
|
|
svga_outw(port, val);
|
|
return;
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_DHAHELPER
|
|
if (dhahelper_initialized == 1)
|
|
{
|
|
dhahelper_port_t _port;
|
|
|
|
_port.operation = PORT_OP_WRITE;
|
|
_port.addr = port;
|
|
_port.size = 2;
|
|
_port.value = val;
|
|
if (ioctl(dhahelper_fd, DHAHELPER_PORT, &_port) == 0)
|
|
return;
|
|
}
|
|
else
|
|
#endif
|
|
__asm__ __volatile__("outw %0,%1" : :"a" (val), "d" (port));
|
|
return;
|
|
}
|
|
|
|
static __inline__ void outl(short port,unsigned int val)
|
|
{
|
|
#ifdef CONFIG_SVGAHELPER
|
|
if (svgahelper_initialized == 1)
|
|
{
|
|
svga_outl(port, val);
|
|
return;
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_DHAHELPER
|
|
if (dhahelper_initialized == 1)
|
|
{
|
|
dhahelper_port_t _port;
|
|
|
|
_port.operation = PORT_OP_WRITE;
|
|
_port.addr = port;
|
|
_port.size = 4;
|
|
_port.value = val;
|
|
if (ioctl(dhahelper_fd, DHAHELPER_PORT, &_port) == 0)
|
|
return;
|
|
}
|
|
else
|
|
#endif
|
|
__asm__ __volatile__("outl %0,%1" : :"a" (val), "d" (port));
|
|
return;
|
|
}
|
|
|
|
static __inline__ unsigned int inb(short port)
|
|
{
|
|
unsigned char ret = 0;
|
|
|
|
#ifdef CONFIG_SVGAHELPER
|
|
if (svgahelper_initialized == 1)
|
|
{
|
|
return svga_inb(port);
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_DHAHELPER
|
|
if (dhahelper_initialized == 1)
|
|
{
|
|
dhahelper_port_t _port;
|
|
|
|
_port.operation = PORT_OP_READ;
|
|
_port.addr = port;
|
|
_port.size = 1;
|
|
if (ioctl(dhahelper_fd, DHAHELPER_PORT, &_port) == 0)
|
|
return _port.value;
|
|
}
|
|
else
|
|
#endif
|
|
__asm__ __volatile__("inb %1,%0" :
|
|
"=a" (ret) :
|
|
"d" (port));
|
|
return ret;
|
|
}
|
|
|
|
static __inline__ unsigned int inw(short port)
|
|
{
|
|
unsigned short ret = 0;
|
|
|
|
#ifdef CONFIG_SVGAHELPER
|
|
if (svgahelper_initialized == 1)
|
|
{
|
|
return svga_inw(port);
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_DHAHELPER
|
|
if (dhahelper_initialized == 1)
|
|
{
|
|
dhahelper_port_t _port;
|
|
|
|
_port.operation = PORT_OP_READ;
|
|
_port.addr = port;
|
|
_port.size = 2;
|
|
if (ioctl(dhahelper_fd, DHAHELPER_PORT, &_port) == 0)
|
|
return _port.value;
|
|
}
|
|
else
|
|
#endif
|
|
__asm__ __volatile__("inw %1,%0" :
|
|
"=a" (ret) :
|
|
"d" (port));
|
|
return ret;
|
|
}
|
|
|
|
static __inline__ unsigned int inl(short port)
|
|
{
|
|
unsigned int ret = 0;
|
|
|
|
#ifdef CONFIG_SVGAHELPER
|
|
if (svgahelper_initialized == 1)
|
|
{
|
|
return svga_inl(port);
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_DHAHELPER
|
|
if (dhahelper_initialized == 1)
|
|
{
|
|
dhahelper_port_t _port;
|
|
|
|
_port.operation = PORT_OP_READ;
|
|
_port.addr = port;
|
|
_port.size = 4;
|
|
if (ioctl(dhahelper_fd, DHAHELPER_PORT, &_port) == 0)
|
|
return _port.value;
|
|
}
|
|
else
|
|
#endif
|
|
__asm__ __volatile__("inl %1,%0" :
|
|
"=a" (ret) :
|
|
"d" (port));
|
|
return ret;
|
|
}
|
|
|
|
static __inline__ void intr_disable()
|
|
{
|
|
#ifdef CONFIG_SVGAHELPER
|
|
if (svgahelper_initialized == 1)
|
|
return;
|
|
#endif
|
|
__asm__ __volatile__("cli");
|
|
}
|
|
|
|
static __inline__ void intr_enable()
|
|
{
|
|
#ifdef CONFIG_SVGAHELPER
|
|
if (svgahelper_initialized == 1)
|
|
return;
|
|
#endif
|
|
__asm__ __volatile__("sti");
|
|
}
|
|
|
|
//#endif
|
|
|
|
#endif /* ASMMACROS_X86_H */
|