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Add find_pci_netdev()

This commit is contained in:
Michael Brown 2007-01-10 16:16:05 +00:00
parent fdc97499bf
commit 1fa5cd0e2b
2 changed files with 20 additions and 0 deletions
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2
src/include/gpxe/netdevice.h
View File

@ -264,6 +264,8 @@ extern void netdev_close ( struct net_device *netdev );
extern void unregister_netdev ( struct net_device *netdev );
extern void free_netdev ( struct net_device *netdev );
struct net_device * find_netdev ( const char *name );
struct net_device * find_pci_netdev ( unsigned int busdevfn );
extern int net_tx ( struct pk_buff *pkb, struct net_device *netdev,
struct net_protocol *net_protocol, const void *ll_dest );
extern int net_rx ( struct pk_buff *pkb, struct net_device *netdev,

18
src/net/netdevice.c
View File

@ -313,6 +313,24 @@ struct net_device * find_netdev ( const char *name ) {
return NULL;
}
/**
* Get network device by PCI bus:dev.fn address
*
* @v busdevfn PCI bus:dev.fn address
* @ret netdev Network device, or NULL
*/
struct net_device * find_pci_netdev ( unsigned int busdevfn ) {
struct net_device *netdev;
list_for_each_entry ( netdev, &net_devices, list ) {
if ( ( netdev->dev->desc.bus_type == BUS_TYPE_PCI ) &&
( netdev->dev->desc.pci.busdevfn == busdevfn ) )
return netdev;
}
return NULL;
}
/**
* Transmit network-layer packet
*