Change from kettenis@ in xenocara/lib/libpciaccess/src/openbsd_pci.c r1.26 fixed it for me.
Thanks Mark! Regards, Markus On Tue, Jun 30, 2015 at 10:20:46PM +0200, Markus Lude wrote: > Hello, > > after upgrading to snapshot from june 29th on my sun blade 100 (sparc64) > X fails to start. > > ... > [ 39.465] (II) MACH64: Driver for ATI Mach64 chipsets > [ 39.470] (WW) VGA arbiter: cannot open kernel arbiter, no multi-card > support > [ 39.472] (**) MACH64(0): Depth 24, (--) framebuffer bpp 32 > [ 39.479] (**) MACH64(0): Option "reference_clock" "29.5MHz" > [ 39.479] (==) MACH64(0): Using EXA acceleration architecture > [ 39.481] (EE) Unable to map mmio aperture. Invalid argument (22) > [ 39.481] (WW) MACH64: Mach64 in slot 0:19:0 could not be detected! > [ 39.487] (II) UnloadModule: "mach64" > [ 39.487] (EE) Screen(s) found, but none have a usable configuration. > > snapshot from june 26th/27th worked. > > dmesg, Xorg.0.log and xorg.conf attached below > > sysctl.conf: > machdep.allowaperture=1 > > Regards, > Markus