On Mon, Sep 03, 2007 at 11:28:36PM -0600, gwk@gwk.ca wrote:
> Hello,
>
> The following diff fixes PR5565 as confirmed by the PR orignator Sean
> Cody however its needs testing on machines with mobile Intel Pentium 4
> or Celeron processors with the ICH chipset to ensure that this fix does
> not cause any regression.
>
> Please test if you have one of these machines, testing is simply looking
> for hw.setperf on machines where it wasn't with -current and it does not
> appear to do anything e.g. md5 -t or similar at hw.setperf=0 is
> unchanged from at 100.
>
> gwk
>

No regression here..

Even before the patch I had hw.setperf available and I could change
the performance via it (sha1 -tt etc. shows the difference); it's the
same now (with the patch)..

dmesg (with patch applied):

OpenBSD 4.2-current (GENERIC) #0: Tue Sep 4 13:34:42 CEST 2007
przemek@neptune.homenet:/home/przemek/devel/src/sys/arch/i386/compile/GENERIC
cpu0: Intel(R) Celeron(R) M processor 1.40GHz ("GenuineIntel" 686-class) 1.40 GHz
cpu0: FPU,V86,DE,PSE,TSC,MSR,PAE,MCE,CX8,SEP,MTRR,PGE,MC A,CMOV,PAT,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,TM, SBF
real mem = 526872576 (502MB)
avail mem = 501784576 (478MB)
mainbus0 at root
bios0 at mainbus0: AT/286+ BIOS, date 12/08/06, BIOS32 rev. 0 @ 0xfd740, SMBIOS rev. 2.33 @ 0xe0010 (53 entries)
bios0: vendor IBM version "1WET90WW (2.10 )" date 12/08/2006
bios0: IBM 1834S5G
pcibios0 at bios0: rev 2.1 @ 0xfd6d0/0x930
pcibios0: PCI IRQ Routing Table rev 1.0 @ 0xfdeb0/256 (14 entries)
pcibios0: PCI Interrupt Router at 000:31:0 ("Intel 82371FB ISA" rev 0x00)
pcibios0: PCI bus #3 is the last bus
bios0: ROM list: 0xc0000/0xd000! 0xcd000/0x1000 0xce000/0x1000 0xdc000/0x4000! 0xe0000/0x10000
acpi at mainbus0 not configured
cpu0 at mainbus0
pci0 at mainbus0 bus 0: configuration mode 1 (no bios)
pchb0 at pci0 dev 0 function 0 "Intel 82852GM Hub-PCI" rev 0x02
"Intel 82852GM Memory" rev 0x02 at pci0 dev 0 function 1 not configured
"Intel 82852GM Configuration" rev 0x02 at pci0 dev 0 function 3 not configured
vga1 at pci0 dev 2 function 0 "Intel 82852GM AGP" rev 0x02: aperture at 0xe0000000, size 0x8000000
wsdisplay0 at vga1 mux 1: console (80x25, vt100 emulation)
wsdisplay0: screen 1-5 added (80x25, vt100 emulation)
"Intel 82852GM AGP" rev 0x02 at pci0 dev 2 function 1 not configured
uhci0 at pci0 dev 29 function 0 "Intel 82801DB USB" rev 0x01: irq 11
uhci1 at pci0 dev 29 function 1 "Intel 82801DB USB" rev 0x01: irq 11
uhci2 at pci0 dev 29 function 2 "Intel 82801DB USB" rev 0x01: irq 11
ehci0 at pci0 dev 29 function 7 "Intel 82801DB USB" rev 0x01: irq 11
usb0 at ehci0: USB revision 2.0
uhub0 at usb0: Intel EHCI root hub, rev 2.00/1.00, addr 1
ppb0 at pci0 dev 30 function 0 "Intel 82801BAM Hub-to-PCI" rev 0x81
pci1 at ppb0 bus 2
cbb0 at pci1 dev 0 function 0 "TI PCI1510 CardBus" rev 0x00: irq 11
iwi0 at pci1 dev 2 function 0 "Intel PRO/Wireless 2200BG" rev 0x05: irq 11, address 00:12:f0:f1:25:08
fxp0 at pci1 dev 8 function 0 "Intel PRO/100 VE" rev 0x81, i82562: irq 11, address 00:0a:e4:37:7c:d8
inphy0 at fxp0 phy 1: i82562ET 10/100 PHY, rev. 0
cardslot0 at cbb0 slot 0 flags 0
cardbus0 at cardslot0: bus 3 device 0 cacheline 0x8, lattimer 0xb0
pcmcia0 at cardslot0
ichpcib0 at pci0 dev 31 function 0 "Intel 82801DBM LPC" rev 0x01: 24-bit timer at 3579545Hz
pciide0 at pci0 dev 31 function 1 "Intel 82801DBM IDE" rev 0x01: DMA, channel 0 configured to compatibility, channel 1 configured to compatibility
wd0 at pciide0 channel 0 drive 0: <HTS541040G9AT00>
wd0: 16-sector PIO, LBA, 38154MB, 78140160 sectors
wd0(pciide0:0:0): using PIO mode 4, Ultra-DMA mode 5
atapiscsi0 at pciide0 channel 1 drive 0
scsibus0 at atapiscsi0: 2 targets
cd0 at scsibus0 targ 0 lun 0: <HL-DT-ST, DVDRAM GSA-4080N, 0X21> SCSI0 5/cdrom removable
cd0(pciide0:1:0): using PIO mode 4, Ultra-DMA mode 2
ichiic0 at pci0 dev 31 function 3 "Intel 82801DB SMBus" rev 0x01: irq 11
iic0 at ichiic0
auich0 at pci0 dev 31 function 5 "Intel 82801DB AC97" rev 0x01: irq 11, ICH4 AC97
ac97: codec id 0x41445374 (Analog Devices AD1981B)
ac97: codec features headphone, 20 bit DAC, No 3D Stereo
audio0 at auich0
"Intel 82801DB Modem" rev 0x01 at pci0 dev 31 function 6 not configured
usb1 at uhci0: USB revision 1.0
uhub1 at usb1: Intel UHCI root hub, rev 1.00/1.00, addr 1
usb2 at uhci1: USB revision 1.0
uhub2 at usb2: Intel UHCI root hub, rev 1.00/1.00, addr 1
usb3 at uhci2: USB revision 1.0
uhub3 at usb3: Intel UHCI root hub, rev 1.00/1.00, addr 1
isa0 at ichpcib0
isadma0 at isa0
pckbc0 at isa0 port 0x60/5
pckbd0 at pckbc0 (kbd slot)
pckbc0: using irq 1 for kbd slot
wskbd0 at pckbd0: console keyboard, using wsdisplay0
pms0 at pckbc0 (aux slot)
pckbc0: using irq 12 for aux slot
wsmouse0 at pms0 mux 0
pcppi0 at isa0 port 0x61
midi0 at pcppi0: <PC speaker>
spkr0 at pcppi0
lpt2 at isa0 port 0x3bc/4: polled
npx0 at isa0 port 0xf0/16: reported by CPUID; using exception 16
biomask effd netmask effd ttymask ffff
pctr: 686-class user-level performance counters enabled
mtrr: Pentium Pro MTRR support
uhidev0 at uhub2 port 1 configuration 1 interface 0
uhidev0: Logitech USB-PS/2 Optical Mouse, rev 2.00/20.00, addr 2, iclass 3/1
ums0 at uhidev0: 3 buttons and Z dir.
wsmouse1 at ums0 mux 0
dkcsum: wd0 matches BIOS drive 0x80
root on wd0a swap on wd0b dump on wd0b

--
Przemyslaw Nowaczyk <p_nowaczyk@o2.pl>
CS student @ Poznan University of Technology
http://www.student.put.poznan.pl/~przemyslaw.nowaczyk/