/* * Copyright ? 2007 Intel Corporation * * 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 (including the next * paragraph) 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 * THE AUTHORS OR COPYRIGHT HOLDERS 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. * * Authors: *    Eric Anholt <eric@anholt.net> * */#include <stdio.h>#include <stdlib.h>#include <string.h>#include <stdarg.h>#include <pciaccess.h>#include <err.h>#include "reg_dumper.h"int main(int argc, char **argv){    struct pci_device *dev;    I830Rec i830;    ScrnInfoRec scrn;    int err, mmio_bar;    void *mmio;    err = pci_system_init();    if (err != 0) {	fprintf(stderr, "Couldn't initialize PCI system: %s\n", strerror(err));	exit(1);    }    /* Grab the graphics card */    dev = pci_device_find_by_slot(0, 0, 2, 0);    if (dev == NULL)	errx(1, "Couldn't find graphics card");    err = pci_device_probe(dev);    if (err != 0) {	fprintf(stderr, "Couldn't probe graphics card: %s\n", strerror(err));	exit(1);    }    if (dev->vendor_id != 0x8086)	errx(1, "Graphics card is non-intel");    i830.PciInfo = &i830.pci_info_rec;    i830.PciInfo->chipType = dev->device_id;    i830.pci_dev = dev;    mmio_bar = IS_I9XX((&i830)) ? 0 : 1;    err = pci_device_map_range (dev,				dev->regions[mmio_bar].base_addr,				dev->regions[mmio_bar].size, 				PCI_DEV_MAP_FLAG_WRITABLE,				&mmio);        if (err != 0) {	fprintf(stderr, "Couldn't map MMIO region: %s\n", strerror(err));	exit(1);    }    i830.mmio = mmio;    scrn.scrnIndex = 0;    scrn.pI830 = &i830;    i830DumpRegs(&scrn);    return 0;}void xf86DrvMsg(int scrnIndex, int severity, const char *format, ...){    va_list va;    switch (severity) {    case X_INFO:	printf("(II): ");	break;    case X_WARNING:	printf("(WW): ");	break;    case X_ERROR:	printf("(EE): ");	break;    }    va_start(va, format);    vprintf(format, va);    va_end(va);}