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- /*
- * The PCI Library -- Example of use (simplistic lister of PCI devices)
- *
- * Written by Martin Mares and put to public domain. You can do
- * with it anything you want, but I don't give you any warranty.
- */
-
- #include <stdio.h>
-
- #include "pci/pci.h"
-
- int main(void)
- {
- struct pci_access *pacc;
- struct pci_dev *dev;
- unsigned int c;
-
- pacc = pci_alloc(); /* Get the pci_access structure */
- /* Set all options you want -- here we stick with the defaults */
- 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]);
- }
- pci_cleanup(pacc); /* Close everything */
- return 0;
- }
-