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[netdevice] Add find_netdev_by_index()

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Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Michael Brown
2013-10-21 14:02:19 +01:00
parent e6ad90540b
commit 8f30ea4a6b
2 changed files with 19 additions and 0 deletions
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1
src/include/ipxe/netdevice.h
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@@ -605,6 +605,7 @@ extern void netdev_close ( struct net_device *netdev );
extern void unregister_netdev ( struct net_device *netdev ); extern void unregister_netdev ( struct net_device *netdev );
extern void netdev_irq ( struct net_device *netdev, int enable ); extern void netdev_irq ( struct net_device *netdev, int enable );
extern struct net_device * find_netdev ( const char *name ); extern struct net_device * find_netdev ( const char *name );
extern struct net_device * find_netdev_by_index ( unsigned int index );
extern struct net_device * find_netdev_by_location ( unsigned int bus_type, extern struct net_device * find_netdev_by_location ( unsigned int bus_type,
unsigned int location ); unsigned int location );
extern struct net_device * last_opened_netdev ( void ); extern struct net_device * last_opened_netdev ( void );

18
src/net/netdevice.c
View File

@@ -684,6 +684,24 @@ struct net_device * find_netdev ( const char *name ) {
return NULL; return NULL;
} }
/**
* Get network device by index
*
* @v index Network device index
* @ret netdev Network device, or NULL
*/
struct net_device * find_netdev_by_index ( unsigned int index ) {
struct net_device *netdev;
/* Identify network device by index */
list_for_each_entry ( netdev, &net_devices, list ) {
if ( netdev->index == index )
return netdev;
}
return NULL;
}
/** /**
* Get network device by PCI bus:dev.fn address * Get network device by PCI bus:dev.fn address
* *