diff options
Diffstat (limited to 'vidix/dha.c')
| -rw-r--r-- | vidix/dha.c | 218 |
1 files changed, 0 insertions, 218 deletions
diff --git a/vidix/dha.c b/vidix/dha.c deleted file mode 100644 index 4e5d5395ef..0000000000 --- a/vidix/dha.c +++ /dev/null @@ -1,218 +0,0 @@ -/* - * VIDIX Direct Hardware Access (DHA). - * Copyright (C) 2002 Nick Kurshev - * - * 1996/10/27 - Robin Cutshaw (robin@xfree86.org) - * XFree86 3.3.3 implementation - * 1999 - Øyvind Aabling. - * Modified for GATOS/win/gfxdump. - * - * 2002 - library implementation by Nick Kurshev - * - dhahelper and some changes by Alex Beregszaszi - * - * supported OSes: SVR4, UnixWare, SCO, Solaris, - * FreeBSD, NetBSD, 386BSD, BSDI BSD/386, - * Linux, Mach/386, ISC - * DOS (WATCOM 9.5 compiler), Win9x (with mapdev.vxd) - * original location: www.linuxvideo.org/gatos - * - * This file is part of MPlayer. - * - * MPlayer is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * MPlayer is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with MPlayer; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - */ - -#include "config.h" - -#include "dha.h" -#include "AsmMacros.h" -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <fcntl.h> -#include <sys/stat.h> -#include <sys/types.h> -#if ARCH_ALPHA -#include <sys/io.h> -#endif -#include <unistd.h> - -#if defined(__MINGW32__) || defined(__CYGWIN__) -#include "sysdep/libdha_win32.c" -#elif defined (__EMX__) -#include "sysdep/libdha_os2.c" -#else - -#if defined(SVR4) || defined(SCO325) -# if !(defined(sun) && defined (i386) && defined (SVR4)) -# define DEV_MEM "/dev/pmem" -# elif defined(PowerMAX_OS) -# define DEV_MEM "/dev/iomem" -# endif -# ifdef SCO325 -# undef DEV_MEM -# define DEV_MEM "/dev/mem" -# endif -#elif defined(sun) && defined (i386) -#define DEV_MEM "/dev/xsvc" -# endif /* SVR4 */ - -#if defined(__OpenBSD__) -#define DEV_APERTURE "/dev/xf86" -#endif - -/* Generic version */ -#include <sys/mman.h> - -#ifndef DEV_MEM -#define DEV_MEM "/dev/mem" -#endif - -#ifdef CONFIG_DHAHELPER -#include "dhahelper/dhahelper.h" -#endif - -#ifdef CONFIG_SVGAHELPER -#include <svgalib_helper.h> -#endif - -static int mem_fd = -1; - -void *map_phys_mem(unsigned long base, unsigned long size) -{ -#if ARCH_ALPHA -/* TODO: move it into sysdep */ - base += bus_base(); -#endif - -#ifdef CONFIG_SVGAHELPER - if ( (mem_fd = open(DEV_SVGA,O_RDWR)) == -1) { - perror("libdha: SVGAlib kernelhelper failed"); -#ifdef CONFIG_DHAHELPER - goto dha_helper_way; -#else - goto dev_mem_way; -#endif - } - else - goto mmap; -#endif - -#ifdef CONFIG_DHAHELPER -#ifdef CONFIG_SVGAHELPER -dha_helper_way: -#endif - if ( (mem_fd = open("/dev/dhahelper",O_RDWR)) < 0) - { - perror("libdha: DHA kernelhelper failed"); - goto dev_mem_way; - } - else - { - dhahelper_memory_t mem_req; - - mem_req.operation = MEMORY_OP_MAP; - mem_req.start = base; - mem_req.offset = 0; - mem_req.size = size; - - if (ioctl(mem_fd, DHAHELPER_MEMORY, &mem_req) < 0) - { - perror("libdha: DHA kernelhelper failed"); - close(mem_fd); - goto dev_mem_way; - } - else - goto mmap; - } -#endif - -#if defined(CONFIG_DHAHELPER) || defined (CONFIG_SVGAHELPER) -dev_mem_way: -#endif -#ifdef DEV_APERTURE - if ((mem_fd = open(DEV_APERTURE, O_RDWR)) == -1) - perror("libdha: opening aperture failed"); - else { - void *p = mmap(0,size,PROT_READ|PROT_WRITE,MAP_SHARED,mem_fd,base); - - if (p == MAP_FAILED) { - perror("libdha: mapping aperture failed"); - close(mem_fd); - } else - return p; - } -#endif - - if ( (mem_fd = open(DEV_MEM,O_RDWR)) == -1) - { - perror("libdha: opening /dev/mem failed"); - return MAP_FAILED; - } - -#if defined(CONFIG_DHAHELPER) || defined (CONFIG_SVGAHELPER) -mmap: -#endif - return mmap(0,size,PROT_READ|PROT_WRITE,MAP_SHARED,mem_fd,base); -} - -void unmap_phys_mem(void *ptr, unsigned long size) -{ - int res = munmap(ptr,size); - - if (res == (int)MAP_FAILED) - { - perror("libdha: unmapping memory failed"); - return; - } - - close(mem_fd); - mem_fd = -1; - - return; -} - -#endif /* Generic mmap (not win32, nor os2) */ - -#if !defined(__alpha__) && !defined(__powerpc__) && !defined(__sh__) -unsigned char INPORT8(unsigned idx) -{ - return inb(idx); -} - -unsigned short INPORT16(unsigned idx) -{ - return inw(idx); -} - -unsigned INPORT32(unsigned idx) -{ - return inl(idx); -} - -void OUTPORT8(unsigned idx,unsigned char val) -{ - outb(idx,val); -} - -void OUTPORT16(unsigned idx,unsigned short val) -{ - outw(idx,val); -} - -void OUTPORT32(unsigned idx,unsigned val) -{ - outl(idx,val); -} -#endif |