On Wed, May 29, 2013 at 10:33:54AM +0800, Amos Kong wrote: > On Tue, May 28, 2013 at 06:59:02PM -0400, Kevin O'Connor wrote: > > On Tue, May 28, 2013 at 08:28:14PM +0800, Amos Kong wrote: > > > Bootindex string passed from qemu: > > > /q35-pcihost@i0cf8/ethernet@2/ethernet-phy@0 > > > > > > We match pci domain by "/pci@i0cf8" in SeaBIOS, but fw_dev_path prefix > > > of q35 is "/q35-pcihost@i0cf8". So bootindex in qemu commandline > > > doesn't work if it uses q35 machine type. > > > > > > This patch fixes the pattern to match both original pc-i440fx & q35 > > > > > > Signed-off-by: Amos Kong <ak...@redhat.com> > > > --- > > > src/boot.c | 2 +- > > > 1 file changed, 1 insertion(+), 1 deletion(-) > > > > > > diff --git a/src/boot.c b/src/boot.c > > > index cd9d784..f30d47e 100644 > > > --- a/src/boot.c > > > +++ b/src/boot.c > > > @@ -97,7 +97,7 @@ find_prio(const char *glob) > > > return -1; > > > } > > > > > > -#define FW_PCI_DOMAIN "/pci@i0cf8" > > > +#define FW_PCI_DOMAIN "/*pci*@i0cf8" > > > > The seabios pattern matching code isn't that sophisticated - I think > > this could end up doing something unexpected. Why does it need to > > change? > > If we start a guest with default machine type (pc-i440fx), the prefix > of bootindex string is "/pci@i0cf8", if we start guest with -M q35, > the prefix will become "/q35-pcihost@i0cf8". > > We only match "/pci@i0cf8" in seabios, it causes boot priority of q35 > devices could not be changed. > > We could not change TYPE_Q35_HOST_DEVICE to 'pci' in qemu to adapt > seabios, so fix the pattern. > Why couldn't we? QEMU not been able to generate proper device string is QEMU bug.
-- Gleb. _______________________________________________ SeaBIOS mailing list SeaBIOS@seabios.org http://www.seabios.org/mailman/listinfo/seabios