On Di, 2015-01-20 at 11:14 +0800, Chen, Tiejun wrote: > On 2015/1/19 19:45, Gerd Hoffmann wrote: > > On Mo, 2015-01-19 at 17:28 +0800, Tiejun Chen wrote: > >> +DEF("gfx_passthru", 0, QEMU_OPTION_gfx_passthru, > >> + "-gfx_passthru enable Intel IGD passthrough by XEN\n", > >> + QEMU_ARCH_ALL) > >> +STEXI > >> +@item -gfx_passthru > >> +@findex -gfx_passthru > >> +Enable Intel IGD passthrough by XEN > >> +ETEXI > > > > Make that a machine option, i.e. "-machine pc,igd-passthru=on"? > > Yeah but I think we need "-machine xenfv,igd-passthru=on" here.
IIRC xen decided to stop using xenfv and use pc-$version instead (with $version being what was current at release time, 1.6 for xen 4.4 I think, to avoid surprises like the address space layout changes in more recent machine types). cheers, Gerd