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pcie: comment on hpev_intx

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document hpev_intx.

Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Isaku Yamahata 2010-10-20 17:18:50 +09:00 committed by Michael S. Tsirkin
parent 0428527c62
commit 6da6d29fa6
1 changed files with 9 additions and 1 deletions
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10
hw/pcie.h
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@ -65,7 +65,15 @@ struct PCIExpressDevice {
/* TODO FLR */
/* SLOT */
unsigned int hpev_intx; /* INTx for hot plug event */
unsigned int hpev_intx; /* INTx for hot plug event (0-3:INT[A-D]#)
* default is 0 = INTA#
* If the chip wants to use other interrupt
* line, initialize this member with the
* desired number.
* If the chip dynamically changes this member,
* also initialize it when loaded as
* appropreately.
*/
};
/* PCI express capability helper functions */