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/*
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/*
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 * Copyright (C) 2006 Jakub Jermar
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 * All rights reserved.
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 * HelenOS PCI driver.
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 *
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * Copyright (C) 1997-2003 Martin Mares
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 * modification, are permitted provided that the following conditions
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 * Copyright (C) 2006 Jakub Jermar
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 * are met:
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 *
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 *
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 * - Redistributions of source code must retain the above copyright
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 * (Based on libpci example.c written by Martin Mares.)
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 *   notice, this list of conditions and the following disclaimer.
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 * - Redistributions in binary form must reproduce the above copyright
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 *   notice, this list of conditions and the following disclaimer in the
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 *   documentation and/or other materials provided with the distribution.
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 * - The name of the author may not be used to endorse or promote products
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 *   derived from this software without specific prior written permission.
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 *
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 * Can be freely distributed and used under the terms of the GNU GPL.
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 */
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 */
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#include <ipc.h>
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#include <stdio.h>
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#include <stdio.h>
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#include <ddi.h>
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#include <ddi.h>
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#include <task.h>
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#include <task.h>
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#include <stdlib.h>
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#include <stdlib.h>
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#include "libpci/pci.h"
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#define PCI_CONF1   0xcf8
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#define PCI_CONF1_SIZE  8
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int main(int argc, char *argv[])
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int main(int argc, char *argv[])
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{
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{
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    struct pci_access *pacc;
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    struct pci_dev *dev;
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    unsigned int c;
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    char buf[80];
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    printf("HelenOS PCI driver\n");
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    printf("HelenOS PCI driver\n");
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    /*
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     * Gain control over PCI configuration ports.
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     */
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    iospace_enable(task_get_id(), (void *) PCI_CONF1, PCI_CONF1_SIZE);
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    pacc = pci_alloc();           /* Get the pci_access structure */
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    pci_init(pacc);               /* Initialize the PCI library */
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    pci_scan_bus(pacc);           /* We want to get the list of devices */
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    for(dev=pacc->devices; dev; dev=dev->next) {   /* Iterate over all devices */
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        pci_fill_info(dev, PCI_FILL_IDENT | PCI_FILL_BASES);      /* Fill in header info we need */
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        c = pci_read_word(dev, PCI_CLASS_DEVICE); /* Read config register directly */
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        printf("%02x:%02x.%d vendor=%04x device=%04x class=%04x irq=%d base0=%lx\n",
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            dev->bus, dev->dev, dev->func, dev->vendor_id, dev->device_id,
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            c, dev->irq, dev->base_addr[0]);
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        printf("\t%s\n", pci_lookup_name(pacc, buf, sizeof(buf), PCI_LOOKUP_VENDOR | PCI_LOOKUP_DEVICE,
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            dev->vendor_id, dev->device_id));
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    }
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    pci_cleanup(pacc);            /* Close everything */
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    return 0;
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    return 0;
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}
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}