diff options
Diffstat (limited to 'contrib/libdha/ports.c')
| -rw-r--r-- | contrib/libdha/ports.c | 219 |
1 files changed, 219 insertions, 0 deletions
diff --git a/contrib/libdha/ports.c b/contrib/libdha/ports.c new file mode 100644 index 000000000..0424446c9 --- /dev/null +++ b/contrib/libdha/ports.c @@ -0,0 +1,219 @@ +/* + (C) 2002 - library implementation by Nick Kyrshev + XFree86 3.3.3 scanpci.c, modified for GATOS/win/gfxdump by Øyvind Aabling. + */ +/* $XConsortium: scanpci.c /main/25 1996/10/27 11:48:40 kaleb $ */ +/* + * name: scanpci.c + * + * purpose: This program will scan for and print details of + * devices on the PCI bus. + + * author: Robin Cutshaw (robin@xfree86.org) + * + * supported O/S's: SVR4, UnixWare, SCO, Solaris, + * FreeBSD, NetBSD, 386BSD, BSDI BSD/386, + * Linux, Mach/386, ISC + * DOS (WATCOM 9.5 compiler) + * + * compiling: [g]cc scanpci.c -o scanpci + * for SVR4 (not Solaris), UnixWare use: + * [g]cc -DSVR4 scanpci.c -o scanpci + * for DOS, watcom 9.5: + * wcc386p -zq -omaxet -7 -4s -s -w3 -d2 name.c + * and link with PharLap or other dos extender for exe + * + */ + +/* $XFree86: xc/programs/Xserver/hw/xfree86/etc/scanpci.c,v 3.34.2.17 1998/11/10 11:55:40 dawes Exp $ */ + +/* + * Copyright 1995 by Robin Cutshaw <robin@XFree86.Org> + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the names of the above listed copyright holder(s) + * not be used in advertising or publicity pertaining to distribution of + * the software without specific, written prior permission. The above listed + * copyright holder(s) make(s) no representations about the suitability of this + * software for any purpose. It is provided "as is" without express or + * implied warranty. + * + * THE ABOVE LISTED COPYRIGHT HOLDER(S) DISCLAIM(S) ALL WARRANTIES WITH REGARD + * TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY + * AND FITNESS, IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT HOLDER(S) BE + * LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY + * DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER + * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING + * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + * + */ +#include <sys/ioctl.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <fcntl.h> +#include <sys/stat.h> +#include <sys/types.h> +#ifdef ARCH_ALPHA +#include <sys/io.h> +#endif +#include <unistd.h> + +#include "libdha.h" +#include "AsmMacros.h" +#include "kernelhelper/dhahelper.h" + +/* OS depended stuff */ +#if defined (linux) +#include "sysdep/pci_linux.c" +#elif defined (__FreeBSD_kernel__) +#include "sysdep/pci_freebsd.c" +#elif defined (__386BSD__) +#include "sysdep/pci_386bsd.c" +#elif defined (__NetBSD__) +#include "sysdep/pci_netbsd.c" +#elif defined (__OpenBSD__) +#include "sysdep/pci_openbsd.c" +#elif defined (__bsdi__) +#include "sysdep/pci_bsdi.c" +#elif defined (Lynx) +#include "sysdep/pci_lynx.c" +#elif defined (MACH386) +#include "sysdep/pci_mach386.c" +#elif defined (__SVR4) +#if !defined(SVR4) +#define SVR4 +#endif +#include "sysdep/pci_svr4.c" +#elif defined (SCO) +#include "sysdep/pci_sco.c" +#elif defined (ISC) +#include "sysdep/pci_isc.c" +#elif defined (__EMX__) +#include "sysdep/pci_os2.c" +#elif defined (_WIN32) || defined(__CYGWIN__) +#include "sysdep/pci_win32.c" +#else +#include "sysdep/pci_generic_os.c" +#endif + +static int dhahelper_fd=-1; +static unsigned dhahelper_counter=0; +int enable_app_io( void ) +{ + if((dhahelper_fd=open("/dev/dhahelper",O_RDWR)) < 0) return enable_os_io(); + dhahelper_counter++; + return 0; +} + +int disable_app_io( void ) +{ + dhahelper_counter--; + if(dhahelper_fd > 0) + { + if(!dhahelper_counter) + { + close(dhahelper_fd); + dhahelper_fd = -1; + } + } + else return disable_os_io(); + return 0; +} + +unsigned char INPORT8(unsigned idx) +{ + if (dhahelper_fd > 0) + { + dhahelper_port_t _port; + + _port.operation = PORT_OP_READ; + _port.addr = idx; + _port.size = 1; + if (ioctl(dhahelper_fd, DHAHELPER_PORT, &_port) == 0) + return _port.value; + } + return inb(idx); +} + +unsigned short INPORT16(unsigned idx) +{ + if (dhahelper_fd > 0) + { + dhahelper_port_t _port; + + _port.operation = PORT_OP_READ; + _port.addr = idx; + _port.size = 2; + if (ioctl(dhahelper_fd, DHAHELPER_PORT, &_port) == 0) + return _port.value; + } + return inw(idx); +} + +unsigned INPORT32(unsigned idx) +{ + if (dhahelper_fd > 0) + { + dhahelper_port_t _port; + + _port.operation = PORT_OP_READ; + _port.addr = idx; + _port.size = 4; + if (ioctl(dhahelper_fd, DHAHELPER_PORT, &_port) == 0) + return _port.value; + } + return inl(idx); +} + +void OUTPORT8(unsigned idx,unsigned char val) +{ + if (dhahelper_fd > 0) + { + dhahelper_port_t _port; + + _port.operation = PORT_OP_WRITE; + _port.addr = idx; + _port.size = 1; + _port.value = val; + if (ioctl(dhahelper_fd, DHAHELPER_PORT, &_port) == 0) + return; + } + else outb(idx,val); +} + +void OUTPORT16(unsigned idx,unsigned short val) +{ + if (dhahelper_fd > 0) + { + dhahelper_port_t _port; + + _port.operation = PORT_OP_WRITE; + _port.addr = idx; + _port.size = 2; + _port.value = val; + if (ioctl(dhahelper_fd, DHAHELPER_PORT, &_port) == 0) + return; + } + else outw(idx,val); +} + +void OUTPORT32(unsigned idx,unsigned val) +{ + if (dhahelper_fd > 0) + { + dhahelper_port_t _port; + + _port.operation = PORT_OP_WRITE; + _port.addr = idx; + _port.size = 4; + _port.value = val; + if (ioctl(dhahelper_fd, DHAHELPER_PORT, &_port) == 0) + return; + } + else outl(idx,val); +} + |