Handle (for now) trivial one level bridge case so we can get the
slot that the bridge happens to be in so we get interrupts working on bridged cards.
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Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=63060
@ -618,6 +618,14 @@ mcpcia_setup_intr(device_t dev, device_t child, struct resource *ir, int flags,
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mid = mcbus_get_mid(dev);
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gid = mcbus_get_gid(dev);
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if (slot == 0) {
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device_t bdev;
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/* bridged - get slot from granparent */
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/* note that this is broken for all but the most trival case */
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bdev = device_get_parent(device_get_parent(child));
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slot = pci_get_slot(bdev);
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}
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if (mid == 5 && slot == 1) {
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irq = 16; /* MID 5, slot 1, is the internal NCR 53c810 */
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} else if (slot >= 2 && slot <= 5) {
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