diff options
-rw-r--r-- | libdha/AsmMacros.h | 434 | ||||
-rw-r--r-- | libdha/Makefile | 53 | ||||
-rw-r--r-- | libdha/README | 11 | ||||
-rw-r--r-- | libdha/libdha.c | 148 | ||||
-rw-r--r-- | libdha/libdha.h | 57 | ||||
-rw-r--r-- | libdha/pci.c | 1177 | ||||
-rw-r--r-- | libdha/test.c | 27 |
7 files changed, 1907 insertions, 0 deletions
diff --git a/libdha/AsmMacros.h b/libdha/AsmMacros.h new file mode 100644 index 0000000000..bb6742228d --- /dev/null +++ b/libdha/AsmMacros.h @@ -0,0 +1,434 @@ +/* $XConsortium: AsmMacros.h /main/13 1996/10/25 11:33:12 kaleb $ */ +/* + * (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. + * + */ + + + + +/* $XFree86: xc/programs/Xserver/hw/xfree86/SuperProbe/AsmMacros.h,v 3.13 1999/03/28 15:32:21 dawes Exp $ */ + +#if defined(__GNUC__) +#if defined(linux) && defined(__alpha__) +#define inb _inb +#define inw _inw +#define inl _inl +#define outb(p,v) _outb((v),(p)) +#define outw(p,v) _outw((v),(p)) +#define outl(p,v) _outl((v),(p)) +#else +#if defined(__sparc__) +#ifndef ASI_PL +#define ASI_PL 0x88 +#endif + +static __inline__ void +outb(port, val) +unsigned long port; +char val; +{ + __asm__ __volatile__("stba %0, [%1] %2" : : "r" (val), "r" (port), "i" (ASI_PL)); +} + +static __inline__ void +outw(port, val) +unsigned long port; +char val; +{ + __asm__ __volatile__("stha %0, [%1] %2" : : "r" (val), "r" (port), "i" (ASI_PL)); +} + +static __inline__ void +outl(port, val) +unsigned long port; +char val; +{ + __asm__ __volatile__("sta %0, [%1] %2" : : "r" (val), "r" (port), "i" (ASI_PL)); +} + +static __inline__ unsigned int +inb(port) +unsigned long port; +{ + unsigned char ret; + __asm__ __volatile__("lduba [%1] %2, %0" : "=r" (ret) : "r" (port), "i" (ASI_PL)); + return ret; +} + +static __inline__ unsigned int +inw(port) +unsigned long port; +{ + unsigned char ret; + __asm__ __volatile__("lduha [%1] %2, %0" : "=r" (ret) : "r" (port), "i" (ASI_PL)); + return ret; +} + +static __inline__ unsigned int +inl(port) +unsigned long port; +{ + unsigned char ret; + __asm__ __volatile__("lda [%1] %2, %0" : "=r" (ret) : "r" (port), "i" (ASI_PL)); + return ret; +} +#else +#ifdef __arm32__ +unsigned int IOPortBase; /* Memory mapped I/O port area */ + +static __inline__ void +outb(port, val) + short port; + char val; +{ + if ((unsigned short)port >= 0x400) return; + + *(volatile unsigned char*)(((unsigned short)(port))+IOPortBase) = val; +} + +static __inline__ void +outw(port, val) + short port; + short val; +{ + if ((unsigned short)port >= 0x400) return; + + *(volatile unsigned short*)(((unsigned short)(port))+IOPortBase) = val; +} + +static __inline__ void +outl(port, val) + short port; + int val; +{ + if ((unsigned short)port >= 0x400) return; + + *(volatile unsigned long*)(((unsigned short)(port))+IOPortBase) = val; +} + +static __inline__ unsigned int +inb(port) + short port; +{ + if ((unsigned short)port >= 0x400) return((unsigned int)-1); + + return(*(volatile unsigned char*)(((unsigned short)(port))+IOPortBase)); +} + +static __inline__ unsigned int +inw(port) + short port; +{ + if ((unsigned short)port >= 0x400) return((unsigned int)-1); + + return(*(volatile unsigned short*)(((unsigned short)(port))+IOPortBase)); +} + +static __inline__ unsigned int +inl(port) + short port; +{ + if ((unsigned short)port >= 0x400) return((unsigned int)-1); + + return(*(volatile unsigned long*)(((unsigned short)(port))+IOPortBase)); +} +#else /* __arm32__ */ +#if defined(Lynx) && defined(__powerpc__) +extern unsigned char *ioBase; + +static volatile void +eieio() +{ + __asm__ __volatile__ ("eieio"); +} + +static void +outb(port, value) +short port; +unsigned char value; +{ + *(uchar *)(ioBase + port) = value; eieio(); +} + +static void +outw(port, value) +short port; +unsigned short value; +{ + *(unsigned short *)(ioBase + port) = value; eieio(); +} + +static void +outl(port, value) +short port; +unsigned long value; +{ + *(unsigned long *)(ioBase + port) = value; eieio(); +} + +static unsigned char +inb(port) +short port; +{ + unsigned char val; + + val = *((unsigned char *)(ioBase + port)); eieio(); + return(val); +} + +static unsigned short +inw(port) +short port; +{ + unsigned short val; + + val = *((unsigned short *)(ioBase + port)); eieio(); + return(val); +} + +static unsigned long +inl(port) +short port; +{ + unsigned long val; + + val = *((unsigned long *)(ioBase + port)); eieio(); + return(val); +} + +#else +#ifdef GCCUSESGAS +static __inline__ void +outb(port, val) +short port; +char val; +{ + __asm__ __volatile__("outb %0,%1" : :"a" (val), "d" (port)); +} + +static __inline__ void +outw(port, val) +short port; +short val; +{ + __asm__ __volatile__("outw %0,%1" : :"a" (val), "d" (port)); +} + +static __inline__ void +outl(port, val) +short port; +unsigned int val; +{ + __asm__ __volatile__("outl %0,%1" : :"a" (val), "d" (port)); +} + +static __inline__ unsigned int +inb(port) +short port; +{ + unsigned char ret; + __asm__ __volatile__("inb %1,%0" : + "=a" (ret) : + "d" (port)); + return ret; +} + +static __inline__ unsigned int +inw(port) +short port; +{ + unsigned short ret; + __asm__ __volatile__("inw %1,%0" : + "=a" (ret) : + "d" (port)); + return ret; +} + +static __inline__ unsigned int +inl(port) +short port; +{ + unsigned int ret; + __asm__ __volatile__("inl %1,%0" : + "=a" (ret) : + "d" (port)); + return ret; +} + +#else /* GCCUSESGAS */ + +static __inline__ void +outb(port, val) + short port; + char val; +{ + __asm__ __volatile__("out%B0 (%1)" : :"a" (val), "d" (port)); +} + +static __inline__ void +outw(port, val) + short port; + short val; +{ + __asm__ __volatile__("out%W0 (%1)" : :"a" (val), "d" (port)); +} + +static __inline__ void +outl(port, val) + short port; + unsigned int val; +{ + __asm__ __volatile__("out%L0 (%1)" : :"a" (val), "d" (port)); +} + +static __inline__ unsigned int +inb(port) + short port; +{ + unsigned int ret; + __asm__ __volatile__("in%B0 (%1)" : + "=a" (ret) : + "d" (port)); + return ret; +} + +static __inline__ unsigned int +inw(port) + short port; +{ + unsigned int ret; + __asm__ __volatile__("in%W0 (%1)" : + "=a" (ret) : + "d" (port)); + return ret; +} + +static __inline__ unsigned int +inl(port) + short port; +{ + unsigned int ret; + __asm__ __volatile__("in%L0 (%1)" : + "=a" (ret) : + "d" (port)); + return ret; +} + +#endif /* GCCUSESGAS */ +#endif /* Lynx && __powerpc__ */ +#endif /* arm32 */ +#endif /* linux && __sparc__ */ +#endif /* linux && __alpha__ */ + +#if defined(linux) || defined(__arm32__) || (defined(Lynx) && defined(__powerpc__)) + +#define intr_disable() +#define intr_enable() + +#else + +static __inline__ void +intr_disable() +{ + __asm__ __volatile__("cli"); +} + +static __inline__ void +intr_enable() +{ + __asm__ __volatile__("sti"); +} + +#endif /* else !linux && !__arm32__ */ + +#else /* __GNUC__ */ + +#if defined(_MINIX) && defined(_ACK) + +/* inb, outb, inw and outw are defined in the library */ +/* ... but I've no idea if the same is true for inl & outl */ + +u8_t inb(U16_t); +void outb(U16_t, U8_t); +u16_t inw(U16_t); +void outw(U16_t, U16_t); +u32_t inl(U16_t); +void outl(U16_t, U32_t); + +#else /* not _MINIX and _ACK */ + +# if defined(__STDC__) && (__STDC__ == 1) +# ifndef NCR +# define asm __asm +# endif +# endif +# ifdef SVR4 +# include <sys/types.h> +# ifndef __USLC__ +# define __USLC__ +# endif +# endif +#ifndef SCO325 +# include <sys/inline.h> +#else +# include "../common/scoasm.h" +#endif +#define intr_disable() asm("cli") +#define intr_enable() asm("sti") + +#endif /* _MINIX and _ACK */ +#endif /* __GNUC__ */ diff --git a/libdha/Makefile b/libdha/Makefile new file mode 100644 index 0000000000..057fb5ad70 --- /dev/null +++ b/libdha/Makefile @@ -0,0 +1,53 @@ +# makefile + +include ../config.mak + +VERSION = 0.1 + +SHORTNAME = libdha.so +LIBNAME = libdha-$(VERSION).so + +SRCS=libdha.c pci.c +OBJS=$(SRCS:.c=.o) + +CFLAGS = $(OPTFLAGS) -fPIC -I. -I.. -Wall -W + +.SUFFIXES: .c .o + +# .PHONY: all clean + +.c.o: + $(CC) -c $(CFLAGS) -o $@ $< + +$(LIBNAME): $(OBJS) + $(CC) -shared -o $(LIBNAME) $(OBJS) + ln -sf $(LIBNAME) $(SHORTNAME) + +all: $(LIBNAME) $(SHORTNAME) + +test: + $(CC) test.c -o test $(SHORTNAME) + +clean: + rm -f *.o *.so *~ + +distclean: + rm -f Makefile.bak *.o *.so test *~ .depend + +dep: depend + +depend: + $(CC) -MM $(CFLAGS) $(SRCS) 1>.depend + +install: + cp $(LIBNAME) $(prefix)/lib/$(LIBNAME) + rm $(prefix)/lib/libdha.so + ln -sf $(LIBNAME) $(prefix)/lib/libdha.so + ldconfig + +# +# include dependency files if they exist +# +ifneq ($(wildcard .depend),) +include .depend +endif diff --git a/libdha/README b/libdha/README new file mode 100644 index 0000000000..2c432694a8 --- /dev/null +++ b/libdha/README @@ -0,0 +1,11 @@ +libdha - Library of Direct Hardware Access. +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +This library was designed for direct hardware access under different +OS and architectures. It's not linux specific only (like harddrake +and other). + +This library is based on gfxdump utility from GATOS project. +Full list of supported OS'es see in libdha.h + +Note: This library requires ROOT privileges or SUID'ed executable +file (same as XServer). diff --git a/libdha/libdha.c b/libdha/libdha.c new file mode 100644 index 0000000000..90c51e8686 --- /dev/null +++ b/libdha/libdha.c @@ -0,0 +1,148 @@ +/* + libgha.c - Library for direct hardware access + Copyrights: + 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 + + supported O/S's: SVR4, UnixWare, SCO, Solaris, + FreeBSD, NetBSD, 386BSD, BSDI BSD/386, + Linux, Mach/386, ISC + DOS (WATCOM 9.5 compiler), Win9x (with mapdev.vxd) + Licence: GPL + Original location: www.linuxvideo.org/gatos +*/ + +#include "libdha.h" +#include "AsmMacros.h" +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <fcntl.h> +#include <sys/stat.h> +#include <sys/types.h> +#include <unistd.h> + +#ifdef _WIN32 +// MAPDEV.h - include file for VxD MAPDEV +// Copyright (c) 1996 Vireo Software, Inc. + +#include <windows.h> + +// This is the request structure that applications use +// to request services from the MAPDEV VxD. + +typedef struct _MapDevRequest +{ + DWORD mdr_ServiceID; // supplied by caller + LPVOID mdr_PhysicalAddress; // supplied by caller + DWORD mdr_SizeInBytes; // supplied by caller + LPVOID mdr_LinearAddress; // returned by VxD + WORD mdr_Selector; // returned if 16-bit caller + WORD mdr_Status; // MDR_xxxx code below +} MAPDEVREQUEST, *PMAPDEVREQUEST; + +#define MDR_SERVICE_MAP CTL_CODE(FILE_DEVICE_UNKNOWN, 1, METHOD_NEITHER, FILE_ANY_ACCESS) +#define MDR_SERVICE_UNMAP CTL_CODE(FILE_DEVICE_UNKNOWN, 2, METHOD_NEITHER, FILE_ANY_ACCESS) + +#define MDR_STATUS_SUCCESS 1 +#define MDR_STATUS_ERROR 0 +/*#include "winioctl.h"*/ +#define FILE_DEVICE_UNKNOWN 0x00000022 +#define METHOD_NEITHER 3 +#define FILE_ANY_ACCESS 0 +#define CTL_CODE( DeviceType, Function, Method, Access ) ( \ + ((DeviceType)<<16) | ((Access)<<14) | ((Function)<<2) | (Method) ) + +/* Memory Map a piece of Real Memory */ +void *map_phys_mem(unsigned base, unsigned size) { + + HANDLE hDevice ; + PVOID inBuf[1] ; /* buffer for struct pointer to VxD */ + DWORD RetInfo[2] ; /* buffer to receive data from VxD */ + DWORD cbBytesReturned ; /* count of bytes returned from VxD */ + MAPDEVREQUEST req ; /* map device request structure */ + DWORD *pNicstar, Status, Time ; int i ; char *endptr ; + const PCHAR VxDName = "\\\\.\\MAPDEV.VXD" ; + const PCHAR VxDNameAlreadyLoaded = "\\\\.\\MAPDEV" ; + + hDevice = CreateFile(VxDName, 0,0,0, + CREATE_NEW, FILE_FLAG_DELETE_ON_CLOSE, 0) ; + if (hDevice == INVALID_HANDLE_VALUE) + hDevice = CreateFile(VxDNameAlreadyLoaded, 0,0,0, + CREATE_NEW, FILE_FLAG_DELETE_ON_CLOSE, 0) ; + if (hDevice == INVALID_HANDLE_VALUE) { + fprintf(stderr, "Cannot open driver, error=%08lx\n", GetLastError()) ; + exit(1) ; } + + req.mdr_ServiceID = MDR_SERVICE_MAP ; + req.mdr_PhysicalAddress = (PVOID)base ; + req.mdr_SizeInBytes = size ; + inBuf[0] = &req ; + + if ( ! DeviceIoControl(hDevice, MDR_SERVICE_MAP, inBuf, sizeof(PVOID), + NULL, 0, &cbBytesReturned, NULL) ) { + fprintf(stderr, "Failed to map device\n") ; exit(1) ; } + + return (void*)req.mdr_LinearAddress ; +} + +void unmap_phys_mem(void *ptr, unsigned size) { } + +#else +#include <sys/mman.h> + +static int mem=-1; +void *map_phys_mem(unsigned base, unsigned size) +{ + void *ptr; + if ( (mem = open("/dev/mem",O_RDWR)) == -1) { + perror("libdha: open(/dev/mem) failed") ; exit(1) ; + } + ptr=mmap(0,size,PROT_READ|PROT_WRITE,MAP_SHARED,mem,base) ; + if ((int)ptr == -1) { + perror("libdha: mmap() failed") ; exit(1) ; + } + return ptr; +} + +void unmap_phys_mem(void *ptr, unsigned size) +{ + int res=munmap(ptr,size) ; + if (res == -1) { perror("libdha: munmap() failed") ; exit(1) ; } + close(mem); +} +#endif + +unsigned char INREG8(unsigned idx) +{ + return inb(idx); +} + +unsigned short INREG16(unsigned idx) +{ + return inw(idx); +} + +unsigned INREG32(unsigned idx) +{ + return inl(idx); +} + +void OUTREG8(unsigned idx,unsigned char val) +{ + outb(idx,val); +} + +void OUTREG16(unsigned idx,unsigned short val) +{ + outw(idx,val); +} + +void OUTREG32(unsigned idx,unsigned val) +{ + outl(idx,val); +} diff --git a/libdha/libdha.h b/libdha/libdha.h new file mode 100644 index 0000000000..16fdf0df14 --- /dev/null +++ b/libdha/libdha.h @@ -0,0 +1,57 @@ +/* + libgha.h - Library for direct hardware access + Copyrights: + 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 + + supported O/S's: SVR4, UnixWare, SCO, Solaris, + FreeBSD, NetBSD, 386BSD, BSDI BSD/386, + Linux, Mach/386, ISC + DOS (WATCOM 9.5 compiler), Win9x (with mapdev.vxd) + Licence: GPL +*/ +#ifndef LIBDHA_H +#define LIBDHA_H + +#ifdef __cplusplus +extern "C" { +#endif + +#define MAX_DEV_PER_VENDOR_CFG1 64 +#define MAX_PCI_DEVICES_PER_BUS 32 +#define MAX_PCI_DEVICES 64 +#define PCI_MULTIFUNC_DEV 0x80 + +typedef struct pciinfo_s +{ + int bus,card,func ; /* PCI/AGP bus:card:func */ + unsigned short vendor,device ; /* Card vendor+device ID */ + unsigned base0,base1,base2,baserom ; /* Memory and I/O base addresses */ +}pciinfo_t; + + /* Fill array pci_list which must have size MAX_PCI_DEVICES + and return 0 if sucessful */ +extern int pci_scan(pciinfo_t *pci_list,unsigned *num_card); + + + +extern unsigned char INREG8(unsigned idx); +extern unsigned short INREG16(unsigned idx); +extern unsigned INREG32(unsigned idx); +#define INREG(idx) INREG32(idx) +extern void OUTREG8(unsigned idx,unsigned char val); +extern void OUTREG16(unsigned idx,unsigned short val); +extern void OUTREG32(unsigned idx,unsigned val); +#define OUTREG(idx,val) OUTREG32(idx,val) + +extern void * map_phys_mem(unsigned base, unsigned size); +extern void unmap_phys_mem(void *ptr, unsigned size); + +#ifdef __cplusplus +} +#endif + +#endif
\ No newline at end of file diff --git a/libdha/pci.c b/libdha/pci.c new file mode 100644 index 0000000000..e1d417fa17 --- /dev/null +++ b/libdha/pci.c @@ -0,0 +1,1177 @@ +/* + (C) 2002 - library implementation by Nick Kyrshev + XFree86 3.3.3 scanpci.c, modified for GATOS/win/gfxdump by Øyvind Aabling. + */ + +#include "libdha.h" + +#include <errno.h> +#include <string.h> +#include "AsmMacros.h" +#ifdef __unix__ +#include <unistd.h> +#include <sys/mman.h> +#elif defined ( _WIN32 ) +#include <windows.h> +#else +#include <dos.h> +#endif + +#define outb pcioutb +#define outl pcioutl +#define inb pciinb +#define inl pciinl + +/* $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. + * + */ + +#if defined(__SVR4) +#if !defined(SVR4) +#define SVR4 +#endif +#endif + +#ifdef __EMX__ +#define INCL_DOSFILEMGR +#include <os2.h> +#endif + +#include <stdio.h> +#include <sys/types.h> +#if defined(SVR4) +#if defined(sun) +#ifndef __EXTENSIONS__ +#define __EXTENSIONS__ +#endif +#endif +#include <sys/proc.h> +#include <sys/tss.h> +#if defined(NCR) +#define __STDC +#include <sys/sysi86.h> +#undef __STDC +#else +#include <sys/sysi86.h> +#endif +#if defined(__SUNPRO_C) || defined(sun) || defined(__sun) +#include <sys/psw.h> +#else +#include <sys/seg.h> +#endif +#include <sys/v86.h> +#endif +#if defined(__FreeBSD__) || defined(__386BSD__) +#include <sys/file.h> +#include <machine/console.h> +#ifndef GCCUSESGAS +#define GCCUSESGAS +#endif +#endif +#if defined(__NetBSD__) +#include <sys/param.h> +#include <sys/file.h> +#include <machine/sysarch.h> +#ifndef GCCUSESGAS +#define GCCUSESGAS +#endif +#endif +#if defined(__bsdi__) +#include <sys/file.h> +#include <sys/ioctl.h> +#include <i386/isa/pcconsioctl.h> +#ifndef GCCUSESGAS +#define GCCUSESGAS +#endif +#endif +#if defined(SCO) || defined(ISC) +#ifndef ISC +#include <sys/console.h> +#endif +#include <sys/param.h> +#include <sys/immu.h> +#include <sys/region.h> +#include <sys/proc.h> +#include <sys/tss.h> +#include <sys/sysi86.h> +#include <sys/v86.h> +#endif +#if defined(Lynx_22) +#ifndef GCCUSESGAS +#define GCCUSESGAS +#endif +#endif + + +#if defined(__WATCOMC__) + +#include <stdlib.h> +static void outl(unsigned port, unsigned data); +#pragma aux outl = "out dx, eax" parm [dx] [eax]; +static void outb(unsigned port, unsigned data); +#pragma aux outb = "out dx, al" parm [dx] [eax]; +static unsigned inl(unsigned port); +#pragma aux inl = "in eax, dx" parm [dx]; +static unsigned inb(unsigned port); +#pragma aux inb = "xor eax,eax" "in al, dx" parm [dx]; + +#else /* __WATCOMC__ */ + +#if defined(__GNUC__) + +#if !defined(__alpha__) && !defined(__powerpc__) +#if defined(GCCUSESGAS) +#define OUTB_GCC "outb %0,%1" +#define OUTL_GCC "outl %0,%1" +#define INB_GCC "inb %1,%0" +#define INL_GCC "inl %1,%0" +#else +#define OUTB_GCC "out%B0 (%1)" +#define OUTL_GCC "out%L0 (%1)" +#define INB_GCC "in%B0 (%1)" +#define INL_GCC "in%L0 (%1)" +#endif /* GCCUSESGAS */ + +static void outb(unsigned short port, unsigned char val) { + __asm__ __volatile__(OUTB_GCC : :"a" (val), "d" (port)); } +static void outl(unsigned short port, unsigned long val) { + __asm__ __volatile__(OUTL_GCC : :"a" (val), "d" (port)); } +static unsigned char inb(unsigned short port) { unsigned char ret; + __asm__ __volatile__(INB_GCC : "=a" (ret) : "d" (port)); return ret; } +static unsigned long inl(unsigned short port) { unsigned long ret; + __asm__ __volatile__(INL_GCC : "=a" (ret) : "d" (port)); return ret; } + +#endif /* !defined(__alpha__) && !defined(__powerpc__) */ +#else /* __GNUC__ */ + +#if defined(__STDC__) && (__STDC__ == 1) +# if !defined(NCR) +# define asm __asm +# endif +#endif + +#if defined(__SUNPRO_C) +/* + * This section is a gross hack in if you tell anyone that I wrote it, + * I'll deny it. :-) + * The leave/ret instructions are the big hack to leave %eax alone on return. + */ +static unsigned char inb(int port) { + asm(" movl 8(%esp),%edx"); + asm(" subl %eax,%eax"); + asm(" inb (%dx)"); + asm(" leave"); + asm(" ret"); + } + +static unsigned short inw(int port) { + asm(" movl 8(%esp),%edx"); + asm(" subl %eax,%eax"); + asm(" inw (%dx)"); + asm(" leave"); + asm(" ret"); + } + +static unsigned long inl(int port) { + asm(" movl 8(%esp),%edx"); + asm(" inl (%dx)"); + asm(" leave"); + asm(" ret"); + } + +static void outb(int port, unsigned char value) { + asm(" movl 8(%esp),%edx"); + asm(" movl 12(%esp),%eax"); + asm(" outb (%dx)"); + } + +static void outw(int port, unsigned short value) { + asm(" movl 8(%esp),%edx"); + asm(" movl 12(%esp),%eax"); + asm(" outw (%dx)"); + } + +static void outl(int port, unsigned long value) { + asm(" movl 8(%esp),%edx"); + asm(" movl 12(%esp),%eax"); + asm(" outl (%dx)"); + } +#else + +#if defined(SVR4) +# if !defined(__USLC__) +# define __USLC__ +# endif +#endif + +#ifdef __unix__ +#ifndef SCO325 +# include <sys/inline.h> +#else +# include "scoasm.h" +#endif +#endif + +#endif /* SUNPRO_C */ + +#endif /* __GNUC__ */ +#endif /* __WATCOMC__ */ + +#undef outb +#undef outl +#undef inb +#undef inl + +#if defined(__GLIBC__) && __GLIBC__ >= 2 +#if defined(linux) +#include <sys/perm.h> +#endif +#endif + +#if defined(__alpha__) +#if defined(linux) +#include <asm/unistd.h> +#define BUS(tag) (((tag)>>16)&0xff) +#define DFN(tag) (((tag)>>8)&0xff) +static int pciconfig_read( + unsigned char bus, + unsigned char dfn, + unsigned char off, + unsigned char len, + void * buf) +{ + return syscall(__NR_pciconfig_read, bus, dfn, off, len, buf); +} + +static int pciconfig_write( + unsigned char bus, + unsigned char dfn, + unsigned char off, + unsigned char len, + void * buf) +{ + return syscall(__NR_pciconfig_write, bus, dfn, off, len, buf); +} +#else +Generate compiler error - scanpci unsupported on non-linux alpha platforms +#endif /* linux */ +#endif /* __alpha__ */ +#if defined(Lynx) && defined(__powerpc__) +/* let's mimick the Linux Alpha stuff for LynxOS so we don't have + * to change too much code + */ +#include <smem.h> + +static unsigned char *pciConfBase; + +static __inline__ unsigned long +static swapl(unsigned long val) +{ + unsigned char *p = (unsigned char *)&val; + return ((p[3] << 24) | (p[2] << 16) | (p[1] << 8) | (p[0] << 0)); +} + + +#define BUS(tag) (((tag)>>16)&0xff) +#define DFN(tag) (((tag)>>8)&0xff) + +#define PCIBIOS_DEVICE_NOT_FOUND 0x86 +#define PCIBIOS_SUCCESSFUL 0x00 + +static int pciconfig_read( + unsigned char bus, + unsigned char dev, + unsigned char offset, + int len, /* unused, alway 4 */ + unsigned long *val) +{ + unsigned long _val; + unsigned long *ptr; + + dev >>= 3; + if (bus || dev >= 16) { + *val = 0xFFFFFFFF; + return PCIBIOS_DEVICE_NOT_FOUND; + } else { + ptr = (unsigned long *)(pciConfBase + ((1<<dev) | offset)); + _val = swapl(*ptr); + } + *val = _val; + return PCIBIOS_SUCCESSFUL; +} + +static int pciconfig_write( + unsigned char bus, + unsigned char dev, + unsigned char offset, + int len, /* unused, alway 4 */ + unsigned long val) +{ + unsigned long _val; + unsigned long *ptr; + + dev >>= 3; + _val = swapl(val); + if (bus || dev >= 16) { + return PCIBIOS_DEVICE_NOT_FOUND; + } else { + ptr = (unsigned long *)(pciConfBase + ((1<<dev) | offset)); + *ptr = _val; + } + return PCIBIOS_SUCCESSFUL; +} +#endif + +#if !defined(__powerpc__) +struct pci_config_reg { + /* start of official PCI config space header */ + union { + unsigned long device_vendor; + struct { + unsigned short vendor; + unsigned short device; + } dv; + } dv_id; +#define _device_vendor dv_id.device_vendor +#define _vendor dv_id.dv.vendor +#define _device dv_id.dv.device + union { + unsigned long status_command; + struct { + unsigned short command; + unsigned short status; + } sc; + } stat_cmd; +#define _status_command stat_cmd.status_command +#define _command stat_cmd.sc.command +#define _status stat_cmd.sc.status + union { + unsigned long class_revision; + struct { + unsigned char rev_id; + unsigned char prog_if; + unsigned char sub_class; + unsigned char base_class; + } cr; + } class_rev; +#define _class_revision class_rev.class_revision +#define _rev_id class_rev.cr.rev_id +#define _prog_if class_rev.cr.prog_if +#define _sub_class class_rev.cr.sub_class +#define _base_class class_rev.cr.base_class + union { + unsigned long bist_header_latency_cache; + struct { + unsigned char cache_line_size; + unsigned char latency_timer; + unsigned char header_type; + unsigned char bist; + } bhlc; + } bhlc; +#define _bist_header_latency_cache bhlc.bist_header_latency_cache +#define _cache_line_size bhlc.bhlc.cache_line_size +#define _latency_timer bhlc.bhlc.latency_timer +#define _header_type bhlc.bhlc.header_type +#define _bist bhlc.bhlc.bist + union { + struct { + unsigned long dv_base0; + unsigned long dv_base1; + unsigned long dv_base2; + unsigned long dv_base3; + unsigned long dv_base4; + unsigned long dv_base5; + } dv; + struct { + unsigned long bg_rsrvd[2]; + unsigned char primary_bus_number; + unsigned char secondary_bus_number; + |