Message ID | 1336119687-6295-2-git-send-email-kraxel@redhat.com |
---|---|
State | New |
Headers | show |
On Fri, May 04, 2012 at 10:21:23AM +0200, Gerd Hoffmann wrote: > seabios used to initialize root bus devices only, with this patch > devices behind pci bridges are initialized too. This allows to boot > from virtio devices behind pci bridges. > > Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> > --- > src/pciinit.c | 3 --- > 1 files changed, 0 insertions(+), 3 deletions(-) > > diff --git a/src/pciinit.c b/src/pciinit.c > index 25b04ac..6a7a0d2 100644 > --- a/src/pciinit.c > +++ b/src/pciinit.c > @@ -213,9 +213,6 @@ static void pci_bios_init_devices(void) > { > struct pci_device *pci; > foreachpci(pci) { > - if (pci_bdf_to_bus(pci->bdf) != 0) > - // Only init devices on host bus. > - break; I think this will then assign an incorrect PCI_INTERRUPT_LINE value to non root bus devices. -Kevin
diff --git a/src/pciinit.c b/src/pciinit.c index 25b04ac..6a7a0d2 100644 --- a/src/pciinit.c +++ b/src/pciinit.c @@ -213,9 +213,6 @@ static void pci_bios_init_devices(void) { struct pci_device *pci; foreachpci(pci) { - if (pci_bdf_to_bus(pci->bdf) != 0) - // Only init devices on host bus. - break; pci_bios_init_device(pci); }
seabios used to initialize root bus devices only, with this patch devices behind pci bridges are initialized too. This allows to boot from virtio devices behind pci bridges. Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> --- src/pciinit.c | 3 --- 1 files changed, 0 insertions(+), 3 deletions(-)