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Correct the bus number that is assigned to pci-pci bridges.

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Now finds PCI cards connected to second pci-pci bridge on my motherboard.


git-svn-id: file:///srv/svn/repos/haiku/trunk/current@446 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
beveloper
2002-07-25 22:43:36 +00:00
parent 40f83ea15d
commit 2b48bdcef9
1 changed files with 3 additions and 2 deletions
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src/kernel/core/addons/bus_managers/pci/pci.c
+3 -2
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@@ -782,7 +782,7 @@ static void print_pir_table(struct pir_table *tbl)
static void pci_bridge(uint8 bus, uint8 dev, uint8 func) static void pci_bridge(uint8 bus, uint8 dev, uint8 func)
{ {
uint16 command = 0; uint16 command = 0;
uint8 mybus = bus + 1; uint8 mybus = pci_max_bus;
struct pci_device *pcid; struct pci_device *pcid;
struct pci_bus *pcib; struct pci_bus *pcib;
pci_info *pcii; pci_info *pcii;
@@ -794,7 +794,8 @@ static void pci_bridge(uint8 bus, uint8 dev, uint8 func)
write_pci_config(bus, dev, func, PCI_primary_bus, 1, bus); write_pci_config(bus, dev, func, PCI_primary_bus, 1, bus);
write_pci_config(bus, dev, func, PCI_secondary_bus, 1, mybus); write_pci_config(bus, dev, func, PCI_secondary_bus, 1, mybus);
write_pci_config(bus, dev, func, PCI_subordinate_bus, 1, 0xff); write_pci_config(bus, dev, func, PCI_subordinate_bus, 1, 0xff);
pci_max_bus = bus + 1;
pci_max_bus += 1;
dprintf("PCI-PCI bridge at %d:%d:%d configured as bus %d\n", bus, dev, func, mybus); dprintf("PCI-PCI bridge at %d:%d:%d configured as bus %d\n", bus, dev, func, mybus);
pci_scan_bus(mybus); pci_scan_bus(mybus);