Re: channel 0 configured to compatibility, VIA VT82C571 Chipset

[Alexander Yurchenko <grange@rt.mipt.ru>]

On Sun, Jun 08, 2003 at 11:43:58AM +0200, jkv wrote:
> Hi, for some reason my ide are "configured to compatibility", maybe
> because of lacking drivers for the chipset.
> Anyone know if this "compatibility mode" have any affect on performance,
> or how to make it work correct?

This is correct.

> 
> dmesg:
> ---
> OpenBSD 3.3-stable (OBSD) #1: Sat Jun  7 15:32:28 CEST 2003
>     ipwitch@bofh.unixcluster.dk:/usr/src/sys/arch/i386/compile/OBSD
> cpu0: VIA C3 Ezra ("CentaurHauls" 686-class) 800 MHz
> cpu0: FPU,DE,TSC,MSR,MTRR,PGE,MMX,3DNOW
> real mem  = 259567616 (253484K)
> avail mem = 237158400 (231600K)
> using 3194 buffers containing 13082624 bytes (12776K) of memory
> mainbus0 (root)
> bios0 at mainbus0: AT/286+(30) BIOS, date 03/18/02, BIOS32 rev. 0 @ 0xfb370
> apm0 at bios0: Power Management spec V1.2
> apm0: AC on, battery charge unknown
> pcibios0 at bios0: rev. 2.1 @ 0xf0000/0xdce4
> pcibios0: PCI IRQ Routing Table rev. 1.0 @ 0xfdc70/112 (5 entries)
> pcibios0: PCI Exclusive IRQs: 10 11 12
> pcibios0: no compatible PCI ICU found
> pcibios0: Warning, unable to fix up PCI interrupt routing
> pcibios0: PCI bus #1 is the last bus
> bios0: ROM list: 0xc0000/0xc000 0xcc000/0x9800
> pci0 at mainbus0 bus 0: configuration mode 1 (no bios)
> pchb0 at pci0 dev 0 function 0 "VIA VT8601 Host-PCI" rev 0x05
> ppb0 at pci0 dev 1 function 0 "VIA VT82C601 PCI-AGP" rev 0x00
> pci1 at ppb0 bus 1
> vga1 at pci1 dev 0 function 0 "Trident CyberBlade i1" rev 0x6a
> wsdisplay0 at vga1: console (80x25, vt100 emulation)
> wsdisplay0: screen 1-5 added (80x25, vt100 emulation)
> pcib0 at pci0 dev 17 function 0 "VIA VT8231 PCI-ISA" rev 0x10
> pciide0 at pci0 dev 17 function 1 "VIA VT82C571 IDE" rev 0x06: ATA100, channel 0 configured to compatibility, channel 1 configured to compatibility
> wd0 at pciide0 channel 0 drive 0: <Maxtor 6Y060L0>
> wd0: 16-sector PIO, LBA, 58644MB, 16383 cyl, 16 head, 63 sec, 120103200 sectors
> wd0(pciide0:0:0): using PIO mode 4, Ultra-DMA mode 5
> pciide0: channel 1 disabled (no drives)
> uhci0 at pci0 dev 17 function 2 "VIA VT83C572 USB" rev 0x1e: irq 12
> usb0 at uhci0: USB revision 1.0
> uhub0 at usb0
> uhub0: vendor 0x0000 UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
> uhub0: 2 ports with 2 removable, self powered
> uhci1 at pci0 dev 17 function 3 "VIA VT83C572 USB" rev 0x1e: irq 12
> usb1 at uhci1: USB revision 1.0
> uhub1 at usb1
> uhub1: vendor 0x0000 UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
> uhub1: 2 ports with 2 removable, self powered
> vendor "VIA", unknown product 0x8235 (class bridge, subclass miscellaneous, rev 0x10) at pci0 dev 17 function 4 not configured
> vr0 at pci0 dev 18 function 0 "VIA RhineII-2" rev 0x51: irq 10 address 00:40:63:c1:0e:31
> ukphy0 at vr0 phy 1: Generic IEEE 802.3u media interface
> ukphy0: OUI 0x004063, model 0x0032, rev. 5
> sis0 at pci0 dev 20 function 0 "NS DP83815 10/100" rev 0x00: irq 11 address 00:09:5b:06:45:39
> ukphy1 at sis0 phy 0: Generic IEEE 802.3u media interface
> ukphy1: OUI 0x080017, model 0x0002, rev. 1
> isa0 at pcib0
> 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
> pcppi0 at isa0 port 0x61
> sysbeep0 at pcppi0
> lpt0 at isa0 port 0x378/4 irq 7
> npx0 at isa0 port 0xf0/16: using exception 16
> pccom0 at isa0 port 0x3f8/8 irq 4: ns16550a, 16 byte fifo
> biomask 5000 netmask 5c00 ttymask 5c82
> pctr: user-level cycle counter enabled
> dkcsum: wd0 matched BIOS disk 80
> root on wd0a
> rootdev=0x0 rrootdev=0x300 rawdev=0x302
> 
> --
> ipwitch
> publickey: http://unixcluster.dk/public.asc

-- 
   Alexander Yurchenko (aka grange)