dm: x86: Add a common PIRQ init function

Most x86 interrupt drivers will want to use the standard PIRQ routing and
table setup. Put this code in a common function so it can be used by those
drivers that want it.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
This commit is contained in:
Simon Glass 2016-01-19 21:32:27 -07:00 committed by Bin Meng
parent 12d6929e1f
commit d3b884b294
2 changed files with 13 additions and 1 deletions

View file

@ -231,7 +231,7 @@ static int create_pirq_routing_table(void)
return 0;
}
int irq_router_probe(struct udevice *dev)
int irq_router_common_init(struct udevice *dev)
{
int ret;
@ -249,6 +249,11 @@ int irq_router_probe(struct udevice *dev)
return 0;
}
int irq_router_probe(struct udevice *dev)
{
return irq_router_common_init(dev);
}
u32 write_pirq_routing_table(u32 addr)
{
if (!pirq_routing_table)

View file

@ -65,4 +65,11 @@ struct pirq_routing {
*/
void cpu_irq_init(void);
/**
* irq_router_common_init() - Perform common x86 interrupt init
*
* This creates the PIRQ routing table and routes the IRQs
*/
int irq_router_common_init(struct udevice *dev);
#endif /* _ARCH_IRQ_H_ */