Date: Mon, 2 Apr 2012 13:11:32 +0200 From: Milan Obuch <freebsd-ppc@dino.sk> To: freebsd-ppc@freebsd.org Subject: Re: Newbie - Mac G5 Dual PPC 970 @ 2Ghz Message-ID: <20120402131132.78578915@zeta.dino.sk> In-Reply-To: <4F798459.4000301@amiga-hardware.com>
index | next in thread | previous in thread | raw e-mail
On Mon, 02 Apr 2012 18:50:01 +0800 Ian Chapman <packages@amiga-hardware.com> wrote: [ snip ] > spawning processors was horrendously slow. I recompiled the kernel > and disabled these options as they seemed to be enabled by default > for the 64bit kernel but not the 32bit. > > #options KDB #Enable the kernel debugger > #options DDB #Support DDB > #options DEADLKRES #Enable the deadlock resolver > #options INVARIANTS #Enable calls of extra sanity > checking > #options INVARIANT_SUPPORT #Extra sanity checks of > internal structures, required by INVARIANTS > #options WITNESS #Enable checks to detect > deadlocks and cycles > #options WITNESS_SKIPSPIN #Don't run witness on > spinlocks for speed > #options MALLOC_DEBUG_MAXZONES=8 # Separate malloc(9) zones > > and it appears and feels much faster now. I was wondering if these > debugging options are on for a reason or whether it was an oversight? > I think this could be an oversight... those are option for debugging using mostly in -CURRENT, so probably they should be taken out in 9-STABLE... We are already after 9.0 RELEASE. > Secondly I noticed the system always booted up with a processor speed > of 1333mhz. I searched the archives and found that auto-booting > FreeBSD from OF and not using either the OF prompt or the 'Alt' menu > brought the system up at the full speed of 2Ghz. I guess that what's > powerd doesn't work either - no dynamic frequency scaling for this > mac. > > Anyway the real stumbling block is getting X to work. I did see a > similar issue in the archives but wondered if anyone at resolve it. > My graphics card is as follows: > > vgapci0@pci0:0:16:0: class=0x030000 card=0x41521002 > chip=0x41521002 rev=0x00 hdr=0x00 > vendor = 'ATI Technologies Inc' > device = 'RV350 AR [Radeon 9600]' > class = display > subclass = VGA > bar [10] = type Prefetchable Memory, range 32, base > 0xb0000000, size 268435456, enabled > bar [14] = type I/O Port, range 32, base 0x400, size 256, > enabled bar [18] = type Memory, range 32, base 0xa0000000, size > 65536, enabled > cap 02[58] = AGP v3 8x 4x SBA disabled > cap 01[50] = powerspec 2 supports D0 D1 D2 D3 current D0 > Can't help much here - I did not yet reach that far. It would be interesting to see your full dmesg output somewhere, at least for comparing hardware. Regards, Milanhome | help
Want to link to this message? Use this
URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20120402131132.78578915>