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Handle (for now) trivial one level bridge case so we can get the

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slot that the bridge happens to be in so we get interrupts working
on bridged cards.
This commit is contained in:
Matt Jacob 2000-07-13 03:45:11 +00:00
parent 3fbd97427e
commit e8ad1d0707
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=63060
1 changed files with 8 additions and 0 deletions
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8
sys/alpha/mcbus/mcpcia.c
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@ -618,6 +618,14 @@ mcpcia_setup_intr(device_t dev, device_t child, struct resource *ir, int flags,
mid = mcbus_get_mid(dev);
gid = mcbus_get_gid(dev);
if (slot == 0) {
device_t bdev;
/* bridged - get slot from granparent */
/* note that this is broken for all but the most trival case */
bdev = device_get_parent(device_get_parent(child));
slot = pci_get_slot(bdev);
}
if (mid == 5 && slot == 1) {
irq = 16; /* MID 5, slot 1, is the internal NCR 53c810 */
} else if (slot >= 2 && slot <= 5) {