From 6ebbbb92bd7a831548414e4b56858177763f7b7e Mon Sep 17 00:00:00 2001 From: mjacob Date: Thu, 13 Jul 2000 03:45:11 +0000 Subject: 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. --- sys/alpha/mcbus/mcpcia.c | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'sys/alpha') diff --git a/sys/alpha/mcbus/mcpcia.c b/sys/alpha/mcbus/mcpcia.c index ff7441f..2bf987d 100644 --- a/sys/alpha/mcbus/mcpcia.c +++ b/sys/alpha/mcbus/mcpcia.c @@ -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) { -- cgit v1.1