From: Marcel Apfelbaum marcel.a@redhat.com
If there are extra primary root buses, scanning the bus's 0 subtree is not enough. Scan all the range.
Signed-off-by: Marcel Apfelbaum marcel@redhat.com --- src/fw/pciinit.c | 9 +++++++++ 1 file changed, 9 insertions(+)
diff --git a/src/fw/pciinit.c b/src/fw/pciinit.c index fd5dfb9..a5f6505 100644 --- a/src/fw/pciinit.c +++ b/src/fw/pciinit.c @@ -499,8 +499,17 @@ pci_bios_init_bus_rec(int bus, u8 *pci_bus) static void pci_bios_init_bus(void) { + u8 extraroots = romfile_loadint("etc/extra-pci-roots", 0); u8 pci_bus = 0; + pci_bios_init_bus_rec(0 /* host bus */, &pci_bus); + + if (extraroots) { + while (pci_bus < 0xff) { + pci_bus++; + pci_bios_init_bus_rec(pci_bus, &pci_bus); + } + } }