sysadmin/ipxe
1
0
Fork 0
mirror of https://github.com/ipxe/ipxe synced 2025-12-23 21:41:43 +03:00
Code Issues Packages Projects Releases Wiki Activity

[netdevice] Allow devices to indicate that interrupts are not supported

Browse Source 
Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Michael Brown
2011-01-25 14:16:11 +00:00
parent 7bf37147b3
commit 66caec3f00
2 changed files with 18 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

14
src/include/ipxe/netdevice.h
View File

@@ -236,6 +236,9 @@ struct net_device_operations {
*
* @v netdev Network device
* @v enable Interrupts should be enabled
*
* This method may be NULL to indicate that interrupts are not
* supported.
*/
void ( * irq ) ( struct net_device *netdev, int enable );
};
@@ -515,6 +518,17 @@ netdev_is_open ( struct net_device *netdev ) {
return ( netdev->state & NETDEV_OPEN );
}
/**
* Check whether or not network device supports interrupts
*
* @v netdev Network device
* @ret irq_supported Network device supports interrupts
*/
static inline __attribute__ (( always_inline )) int
netdev_irq_supported ( struct net_device *netdev ) {
return ( netdev->op->irq != NULL );
}
/**
* Check whether or not network device interrupts are currently enabled
*