From e8b85f3ba4cd8930e0a2fea2100c815d64201765 Mon Sep 17 00:00:00 2001 From: Ed Swarthout Date: Wed, 11 Jul 2007 14:52:08 -0500 Subject: [PATCH] pciauto setup bridge The P2P bridge bus numbers programmed into the device are relative to hose->first_busno. Signed-off-by: Ed Swarthout --- drivers/pci_auto.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/drivers/pci_auto.c b/drivers/pci_auto.c index 9fa18e5427..f16f8d3c84 100644 --- a/drivers/pci_auto.c +++ b/drivers/pci_auto.c @@ -165,8 +165,10 @@ void pciauto_prescan_setup_bridge(struct pci_controller *hose, pci_hose_read_config_dword(hose, dev, PCI_COMMAND, &cmdstat); /* Configure bus number registers */ - pci_hose_write_config_byte(hose, dev, PCI_PRIMARY_BUS, PCI_BUS(dev)); - pci_hose_write_config_byte(hose, dev, PCI_SECONDARY_BUS, sub_bus); + pci_hose_write_config_byte(hose, dev, PCI_PRIMARY_BUS, + PCI_BUS(dev) - hose->first_busno); + pci_hose_write_config_byte(hose, dev, PCI_SECONDARY_BUS, + sub_bus - hose->first_busno); pci_hose_write_config_byte(hose, dev, PCI_SUBORDINATE_BUS, 0xff); if (pci_mem) { @@ -219,7 +221,8 @@ void pciauto_postscan_setup_bridge(struct pci_controller *hose, struct pci_region *pci_io = hose->pci_io; /* Configure bus number registers */ - pci_hose_write_config_byte(hose, dev, PCI_SUBORDINATE_BUS, sub_bus); + pci_hose_write_config_byte(hose, dev, PCI_SUBORDINATE_BUS, + sub_bus - hose->first_busno); if (pci_mem) { /* Round memory allocator to 1MB boundary */ -- 2.39.5