1,39 → 1,51 |
/* |
* HelenOS PCI driver. |
* |
* Copyright (C) 1997-2003 Martin Mares |
* Copyright (C) 2006 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* (Based on libpci example.c written by Martin Mares.) |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
* Can be freely distributed and used under the terms of the GNU GPL. |
*/ |
|
#include <ipc.h> |
#include <stdio.h> |
#include <ddi.h> |
#include <task.h> |
#include <stdlib.h> |
|
#include "libpci/pci.h" |
|
#define PCI_CONF1 0xcf8 |
#define PCI_CONF1_SIZE 8 |
|
int main(int argc, char *argv[]) |
{ |
struct pci_access *pacc; |
struct pci_dev *dev; |
unsigned int c; |
char buf[80]; |
|
printf("HelenOS PCI driver\n"); |
|
/* |
* Gain control over PCI configuration ports. |
*/ |
iospace_enable(task_get_id(), (void *) PCI_CONF1, PCI_CONF1_SIZE); |
|
pacc = pci_alloc(); /* Get the pci_access structure */ |
pci_init(pacc); /* Initialize the PCI library */ |
pci_scan_bus(pacc); /* We want to get the list of devices */ |
for(dev=pacc->devices; dev; dev=dev->next) { /* Iterate over all devices */ |
pci_fill_info(dev, PCI_FILL_IDENT | PCI_FILL_BASES); /* Fill in header info we need */ |
c = pci_read_word(dev, PCI_CLASS_DEVICE); /* Read config register directly */ |
printf("%02x:%02x.%d vendor=%04x device=%04x class=%04x irq=%d base0=%lx\n", |
dev->bus, dev->dev, dev->func, dev->vendor_id, dev->device_id, |
c, dev->irq, dev->base_addr[0]); |
printf("\t%s\n", pci_lookup_name(pacc, buf, sizeof(buf), PCI_LOOKUP_VENDOR | PCI_LOOKUP_DEVICE, |
dev->vendor_id, dev->device_id)); |
} |
pci_cleanup(pacc); /* Close everything */ |
|
return 0; |
} |