source: mainline/uspace/srv/dd/intel_piix3.c@ fcbd1be

#include "pci.h"
#include "intel_piix3.h"
#include "isa.h"

#define NAME "Intel PIIX3"


static int piix3_add_device(pci_dev_t *dev);
static void * piix3_absolutize(void *phys_addr);

static pci_drv_ops_t piix3_pci_ops = {
        .add_device = piix3_add_device
};

static pci_drv_t piix3_drv = {
        .name = NAME,
        .link = { NULL, NULL },
        .vendor_id = 0x8086,
        .device_id = 0x7010, 
        .ops = &piix3_pci_ops
};

static bridge_to_isa_ops_t piix3_bridge_ops = {
        .absolutize = piix3_absolutize
};

int intel_piix3_init()
{
        pci_driver_register(&piix3_drv);
        return 0;
}


static int piix3_add_device(pci_dev_t *dev)
{
        printf(NAME " driver: new device %3d : %2d : %2d was added.\n", dev->bus->num, dev->dev, dev->fn);
        
        // register this device as a pci-to-isa bridge by the isa bus driver
        bridge_to_isa_t *bridge_dev = isa_alloc_bridge();
        isa_init_bridge(bridge_dev, &piix3_bridge_ops, dev);
        isa_register_bridge(bridge_dev);                
        
        return 1;
}

// this might be more usable at different architectures
static void * piix3_absolutize(void *phys_addr)
{
        return phys_addr;
}