[ >K82-=:FT79:'(HIGH) ] Re: maestro3 mpsafe patch

[Pyun YongHyeon]

On Sun, May 15, 2005 at 02:00:37AM +0900, Norikatsu Shigemura wrote:
 > On Mon, 9 May 2005 16:54:16 +0900
 > Pyun YongHyeon <yongari at rndsoft.co.kr> wrote:
 > > The patch was tested on an old notebook. Becasue the notebook is UP
 > > machine I had no chance to run the patch on real SMP hardware. :(
 > > The patch is available at:
 > > http://people.freebsd.org/~yongari/maestro3.mpsafe.patch.0509
 > 
 > 	I have a Onkyo SE-120PCI powered by ESS Maestro-M3i, and
 > 	it is installed into following SMP environment.
 > 
 > FreeBSD 6.0-CURRENT #5: Sat May 14 20:47:35 JST 2005
 >     nork at nadesico.ninth-nine.com:/usr/obj/usr/src/sys/NADESICO
 > ACPI APIC Table: <VIA694 AWRDACPI>
 > Timecounter "i8254" frequency 1193182 Hz quality 0
 > CPU: Intel(R) Pentium(R) III CPU family      1133MHz (1129.08-MHz 686-class CPU)
 >   Origin = "GenuineIntel"  Id = 0x6b1  Stepping = 1
 >   Features=0x383fbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,MMX,FXSR,SSE>
 > real memory  = 1610547200 (1535 MB)
 > avail memory = 1568923648 (1496 MB)
 > FreeBSD/SMP: Multiprocessor System Detected: 2 CPUs
 > 
 > 
 > 	So I confirmed yongari's patch for mpsafe maestro3(4)
 > 	with playing xmms or mplayer,  But I don't know effectiveness
 > 	of it.  Becuase I didn't contact a panic after and before
 > 	applying it.
 > 

Thanks for your report. This is the one I like to hear.
(it didn't break :))
Can you compare system loads with/without the patch?
For example, extracting large size tarred file(e.g. mozilla) while
playing audio samples or playing multiple channels simultaneously.

 > BEFORE:
 > pcm0: <ESS Technology Maestro3> port 0xd000-0xd0ff mem 0xfb112000-0xfb113fff irq 18 at device 8.0 on pci0
 > pcm0: [GIANT-LOCKED]
 > pcm0: <SigmaTel STAC9744/45 AC97 Codec>
 > 
 > AFTER:
 > pcm0: <ESS Technology Maestro3> port 0xd000-0xd0ff mem 0xfb112000-0xfb113fff irq 18 at device 8.0 on pci0
 > pcm0: <SigmaTel STAC9744/45 AC97 Codec>

-- 
Regards,
Pyun YongHyeon
http://www.kr.freebsd.org/~yongari	|	yongari at freebsd.org