> > motherboard.
> >
> > both runs well under linux (hm... well as for linux, but doesn't give
> > errors)
> >
> >
> >
> > config:
> >
> > pchb0 at pci0 dev 0 function 0
> > pchb0: Intel 82437VX System Controller (TVX) (rev. 0x02)
> > pcib0 at pci0 dev 1 function 0
> > piixide0 at pci0 dev 1 function 1
> > piixide0: Intel 82371SB IDE Interface (PIIX3) (rev. 0x00)
>
> Did the other motherboard (with TX chipset) use a PIIX3 too ?
> Did they have the same CPU speed ?
>

this motherboard (now without CD-RW, other HDD and ethernets but CPU, RAM
and motherboard same).

it has PIIX4 not PIIX3 IDE

NetBSD 1.6ZD (hel.3miasto.net) #4: Tue Nov 11 09:45:48 CET 2003
	root@hel.3miasto.net:/usr/src/sys/arch/i386/compile/hel.3miasto.net
total memory = 191 MB
avail memory = 175 MB
using 2048 buffers containing 8192 KB of memory
BIOS32 rev. 0 found at 0xfb400
mainbus0 (root)
cpu0 at mainbus0: (uniprocessor)
cpu0: Intel Pentium (P54C) (586-class), 133.64 MHz, id 0x526
cpu0: features 1bf<FPU,VME,DE,PSE,TSC,MSR,MCE,CX8>
pci0 at mainbus0 bus 0: configuration mode 1
pci0: i/o space, memory space enabled, rd/line, rd/mult, wr/inv ok
pchb0 at pci0 dev 0 function 0
pchb0: Intel 82439TX System Controller (MTXC) (rev. 0x01)
pcib0 at pci0 dev 7 function 0
pcib0: Intel 82371AB PCI-to-ISA Bridge (PIIX4) (rev. 0x01)
piixide0 at pci0 dev 7 function 1
piixide0: Intel 82371AB IDE controller (PIIX4) (rev. 0x01)
piixide0: bus-master DMA support present
piixide0: primary channel wired to compatibility mode
piixide0: primary channel interrupting at irq 14
atabus0 at piixide0 channel 0
piixide0: secondary channel wired to compatibility mode
piixide0: secondary channel interrupting at irq 15
atabus1 at piixide0 channel 1
uhci0 at pci0 dev 7 function 2: Intel 82371AB USB Host Controller (PIIX4) (rev. 0x01)
uhci0: interrupting at irq 11
usb0 at uhci0: USB revision 1.0
uhub0 at usb0
uhub0: Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
uhub0: 2 ports with 2 removable, self powered
Intel 82371AB Power Management Controller (PIIX4) (miscellaneous bridge, revision 0x01) at pci0 dev 7 function 3 not configured
fxp0 at pci0 dev 9 function 0: i82559 Ethernet, rev 8
fxp0: interrupting at irq 10
fxp0: Ethernet address 00:90:27:a3:c7:a5
inphy0 at fxp0 phy 1: i82555 10/100 media interface, rev. 4
inphy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto
ex0 at pci0 dev 10 function 0: 3Com 3c900-COMBO Ethernet (rev. 0x0)
ex0: interrupting at irq 9
ex0: MAC address 00:60:97:aa:1d:27
ex0: 10baseT, 10baseT-FDX, 10base5, 10base2, default 10baseT
ne0 at pci0 dev 11 function 0: RealTek 8029 Ethernet
ne0: Ethernet address 00:c0:26:ee:11:12
ne0: 10base2, 10baseT, 10baseT-FDX, auto, default [0x03 0x30] auto
ne0: interrupting at irq 12
vga0 at pci0 dev 12 function 0: Cirrus Logic CL-GD5430 (rev. 0x22)
wsdisplay0 at vga0 (kbdmux ignored): console (80x25, vt100 emulation)
isa0 at pcib0
com0 at isa0 port 0x3f8-0x3ff irq 4: ns16550a, working fifo
com1 at isa0 port 0x2f8-0x2ff irq 3: ns16550a, working fifo
pckbc0 at isa0 port 0x60-0x64
pckbd0 at pckbc0 (kbd slot)
pckbc0: using irq 1 for kbd slot
wskbd0 at pckbd0 (mux ignored): console keyboard, using wsdisplay0
lpt0 at isa0 port 0x378-0x37b irq 7
pcppi0 at isa0 port 0x61
spkr0 at pcppi0
sysbeep0 at pcppi0
npx0 at isa0 port 0xf0-0xff: using exception 16
fdc0 at isa0 port 0x3f0-0x3f7 irq 6 drq 2
fd0 at fdc0 drive 0: 1.44MB, 80 cyl, 2 head, 18 sec
IPsec: Initialized Security Association Processing.
wd0 at atabus0 drive 0: <ST313032A>
wd0: drive supports 16-sector PIO transfers, LBA addressing
wd0: 12419 MB, 25232 cyl, 16 head, 63 sec, 512 bytes/sect x 25434228 sectors
wd0: 32-bit data port
wd0: drive supports PIO mode 4, DMA mode 2, Ultra-DMA mode 4 (Ultra/66)
wd0(piixide0:0:0): using PIO mode 4, Ultra-DMA mode 2 (Ultra/33) (using DMA data transfers)
atapibus1 at atabus1: 2 targets
cd1 at atapibus1 drive 0: <CDA46803I, , F1.1000> cdrom removable
cd1: 32-bit data port
cd1(piixide0:1:0): using PIO mode 3
boot device: wd0
root on wd0a
IP Filter: v3.4.29 initialized.  Default = pass all, Logging = disabled
wsdisplay0: screen 1 added (80x25, vt100 emulation)
wsdisplay0: screen 2 added (80x25, vt100 emulation)
wsdisplay0: screen 3 added (80x25, vt100 emulation)
wsdisplay0: screen 4 added (80x25, vt100 emulation)
wsdisplay0: screen 5 added (80x25, vt100 emulation)
wsdisplay0: screen 6 added (80x25, vt100 emulation)
wsdisplay0: screen 7 added (80x25, vt100 emulation)