On 01/29/14 12:49, Dietmar Maurer wrote: > A bisect points to the following patch: > > # git bisect bad > c45e5b5b30ac1f5505725a7b36e68cedfce4f01f is the first bad commit > commit c45e5b5b30ac1f5505725a7b36e68cedfce4f01f > Author: Gerd Hoffmann <kra...@redhat.com> > Date: Tue Feb 26 17:46:11 2013 +0100 > > Switch to efi-enabled nic roms by default > > All PCI nics are switched to EFI-enabled roms by default. They are > composed from three images (legacy, efi ia32 & efi x86), so classic > pxe booting will continue to work. > > Exception: eepro100 is not switched, it uses a single rom for all > emulated eepro100 variants, then goes patch the rom header on the > fly with the correct PCI IDs. I doubt that will work as-is with > the efi roms. > > Keep old roms for 1.4+older machine types via compat properties, > needed because the efi-enabled roms are larger so the pci rom bar > size would change. > > Signed-off-by: Gerd Hoffmann <kra...@redhat.com> > > > >> pxe boot does not work with qemu 1.7 (also tested with latest code from >> master). >> >> # kvm -m 1024 -net nic -net tap >> >> simply hangs at: >> >> iPXE (PCI 00:03.0) starting execution. >> >> and I get the following output: >> >> # kvm -m 1024 -net nic -net tap >> KVM: unknown exit, hardware reason 80000021 >> EAX=00000011 EBX=00000000 ECX=00000030 EDX=00007baa >> ESI=c00e006a EDI=00098bf0 EBP=00000000 ESP=00007baa >> EIP=00000215 EFL=00010006 [-----P-] CPL=0 II=0 A20=1 SMM=0 HLT=0 >> ES =0030 0009cf30 ffffffff 0000f300 DPL=3 DS16 [-WA] >> CS =9c7c 0009c7e0 0000ffff 00009b00 DPL=0 CS16 [-RA] >> SS =0000 00000000 0000ffff 00009300 DPL=0 DS16 [-WA] >> DS =0030 0009cf30 ffffffff 0000f300 DPL=3 DS16 [-WA] >> FS =0030 0009cf30 ffffffff 0000f300 DPL=3 DS16 [-WA] >> GS =0030 0009cf30 ffffffff 0000f300 DPL=3 DS16 [-WA] >> LDT=0000 00000000 0000ffff 00008200 DPL=0 LDT >> TR =0000 feffd000 00002088 00008b00 DPL=0 TSS32-busy >> GDT= 0009cf40 00000037 >> IDT= 00000000 0000ffff >> CR0=00000011 CR2=00000000 CR3=00000000 CR4=00000000 >> DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 >> DR3=0000000000000000 >> DR6=00000000ffff0ff0 DR7=0000000000000400 >> EFER=0000000000000000 >> Code=66 0f 01 16 10 00 66 0f 01 1e 48 00 0f 20 c0 0c 01 0f 22 c0 <66> ea a4 >> 00 >> 00 00 08 00 0f 20 c0 24 fe 0f 22 c0 ff 2e 4e 00 2e a1 ac 06 8e d8 8e c0 8e e0 >> >> this is using RHEL6 kernel 358.23.2.el6 >> >> any ideas?
Does it work with TCG? If so, what host CPU do you have? Also, can you try with a NIC model different from the default e1000? Thanks Laszlo
