Subject: Re: RealTek 8139C+, rtk driver, and watchdog timeouts
To: None <gduzan@acm.org>
From: Michael Graff <explorer@flame.org>
List: port-i386
Date: 10/27/2002 10:03:58
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My guess is interrupts.

- --Michael

Gary Duzan <gary@duzan.org> writes:

>    I recently picked up a Compaq Presario 910US which comes with
> a built-in RealTek 8139C+, and while it appears to be probed ok
> and pushes packets around, the performance is sub-abysmal (5-10
> second pings over the local ethernet), and I keep getting "watchdog
> timeout" messages. I get the same thing with 1.5.3 GENERIC, 1.6
> GENERIC, 1.6 GENERIC_LAPTOP, and 1.6I+nathenw_sa custom kernels.
> I assume interrupts are being lost, but a quick glance at the BIOS
> settings, the 8139C+ spec, and the code didn't turn up anything
> obviously wrong. I even tried a patch or two based on FreeBSD
> driver changes, but without effect.
> 
>    Any ideas where to look next? Has anyone else run into this
> problem? I'm attaching dmesg output for the 1.6* kernels in case
> it might help. Thanks.
> 
> 					Gary D. Duzan
> 
> 
> NetBSD 1.6 (GENERIC) #0: Sun Sep  8 19:43:40 UTC 2002
>     autobuild@tgm.daemon.org:/autobuild/i386/OBJ/autobuild/src/sys/arch/i386/compile/GENERIC
> cpu0: AMD K7 (Athlon) (686-class), 1325.20 MHz
> cpu0: I-cache 64 KB 64b/line 2-way, D-cache 64 KB 64b/line 2-way
> cpu0: L2 cache 256 KB 64b/line 16-way
> cpu0: features 383f9ff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,SEP,MTRR>
> cpu0: features 383f9ff<PGE,MCA,CMOV,FGPAT,PSE36,MMX>
> cpu0: features 383f9ff<FXSR,SSE>
> total memory = 239 MB
> avail memory = 215 MB
> using 3091 buffers containing 12364 KB of memory
> BIOS32 rev. 0 found at 0xfd760
> mainbus0 (root)
> 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: ATI Technologies product 0xcab0 (rev. 0x13)
> agp at pchb0 not configured
> ppb0 at pci0 dev 1 function 0: ATI Technologies product 0x700f (rev. 0x01)
> pci1 at ppb0 bus 1
> pci1: i/o space, memory space enabled
> vga1 at pci1 dev 5 function 0: ATI Technologies product 0x4336 (rev. 0x00)
> wsdisplay0 at vga1 kbdmux 1: console (80x25, vt100 emulation)
> wsmux1: connecting to wsdisplay0
> ohci0 at pci0 dev 2 function 0: Acer Labs M5237 USB Host Controller (rev. 0x03)
> ohci0: interrupting at irq 11
> ohci0: OHCI version 1.0, legacy support
> usb0 at ohci0: USB revision 1.0
> uhub0 at usb0
> uhub0: Acer Labs OHCI root hub, class 9/0, rev 1.00/1.00, addr 1
> uhub0: 2 ports with 2 removable, self powered
> pcib0 at pci0 dev 7 function 0
> pcib0: Acer Labs M1543 PCI-ISA Bridge (rev. 0x00)
> autri0 at pci0 dev 8 function 0: Acer Labs M5451 AC-Link Controller Audio Device (rev. 0x02)
> autri0: interrupting at irq 5
> autri0: ADS99 codec; headphone, Analog Devices Phat Stereo
> audio0 at autri0: full duplex, mmap, independent
> midi0 at autri0: 4DWAVE MIDI UART
> Texas Instruments PCI1410 PCI-CardBus Bridge (CardBus bridge, revision 0x02) at pci0 dev 10 function 0 not configured
> rtk0 at pci0 dev 11 function 0: RealTek 8139 10/100BaseTX
> rtk0: interrupting at irq 11
> rtk0: Ethernet address 00:08:02:d0:4a:8c
> ukphy0 at rtk0 phy 7: Generic IEEE 802.3u media interface
> ukphy0: OUI 0x000000, model 0x0000, rev. 0
> ukphy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto
> Conexant Systems product 0x2f00 (miscellaneous communications, revision 0x01) at pci0 dev 12 function 0 not configured
> ohci1 at pci0 dev 15 function 0: Acer Labs M5237 USB Host Controller (rev. 0x03)
> ohci1: interrupting at irq 11
> ohci1: OHCI version 1.0, legacy support
> usb1 at ohci1: USB revision 1.0
> uhub1 at usb1
> uhub1: Acer Labs OHCI root hub, class 9/0, rev 1.00/1.00, addr 1
> uhub1: 4 ports with 4 removable, self powered
> pciide0 at pci0 dev 16 function 0: Acer Labs M5229 UDMA IDE Controller (rev. 0xc4)
> pciide0: bus-master DMA support present
> pciide0: primary channel configured to compatibility mode
> wd0 at pciide0 channel 0 drive 0: <HITACHI_DK23DA-30>
> wd0: drive supports 16-sector PIO transfers, LBA addressing
> wd0: 28615 MB, 16383 cyl, 16 head, 63 sec, 512 bytes/sect x 58605120 sectors
> wd0: 32-bit data port
> wd0: drive supports PIO mode 4, DMA mode 2, Ultra-DMA mode 5 (Ultra/100)
> pciide0: primary channel interrupting at irq 14
> wd0(pciide0:0:0): using PIO mode 4, Ultra-DMA mode 5 (Ultra/100) (using DMA data transfers)
> pciide0: secondary channel configured to compatibility mode
> atapibus0 at pciide0 channel 1: 2 targets
> cd0 at atapibus0 drive 0: <HL-DT-STCD-RW/DVD DRIVE GCC-4240N, , 0109> type 5 cdrom removable
> cd0: 32-bit data port
> cd0: drive supports PIO mode 4, DMA mode 2
> pciide0: secondary channel interrupting at irq 15
> cd0(pciide0:1:0): using PIO mode 4, DMA mode 2 (using DMA data transfers)
> Acer Labs M7101 Power Management Controller (miscellaneous bridge) at pci0 dev 17 function 0 not configured
> Texas Instruments product 0x8023 (Firewire serial bus, interface 0x10) at pci0 dev 19 function 0 not configured
> isa0 at pcib0
> 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: console keyboard, using wsdisplay0
> pms0 at pckbc0 (aux slot)
> pckbc0: using irq 12 for aux slot
> wsmouse0 at pms0 mux 0
> lpt0 at isa0 port 0x378-0x37b irq 7
> pcppi0 at isa0 port 0x61
> midi1 at pcppi0: PC speaker
> sysbeep0 at pcppi0
> isapnp0 at isa0 port 0x279: ISA Plug 'n Play device support
> 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
> pcic0 at isa0 port 0x3e0-0x3e1 iomem 0xd0000-0xdffff irq 
> pcic0: controller 0 (Intel 82365SL Revision 1) has sockets A and B
> pcic0: controller 1 (Intel 82365SL Revision 1) has no sockets
> pcmcia0 at pcic0 controller 0 socket 0
> pcmcia1 at pcic0 controller 0 socket 1
> isapnp0: no ISA Plug 'n Play devices found
> biomask ef55 netmask ef55 ttymask ffd7
> pcic0: controller 0 detecting irqs with mask 0xdeb8:..4..9
> pcic0: using irq 4 for socket events
> Kernelized RAIDframe activated
> boot device: wd0
> root on wd0a dumps on wd0b
> root file system type: ffs
> rtk0: watchdog timeout
> rtk0: watchdog timeout
> rtk0: watchdog timeout
> rtk0: watchdog timeout
> rtk0: watchdog timeout
> 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)
> ry
> BIOS32 rev. 0 found at 0xfd760
> PCI BIOS rev. 2.1 found at 0xfd87e
> pcibios: config mechanism [1][x], special cycles [x][x], last bus 1
> PCI IRQ Routing Table rev. 1.0 found at 0xfdf10, size 208 bytes (11 entries)
> PCI Interrupt Router at 000:07:0 (Acer Labs M1543 PCI-ISA Bridge)
> ------------------------------------------
>   device vendor product pin PIRQ IRQ stage
> ------------------------------------------
> ------------------------------------------
> PCI fixup examining 1002:cab0
> PCI fixup examining 1002:700f
> PCI fixup examining 1002:4336
> PCI bridge 0: primary 0, secondary 1, subordinate 1
> PCI fixup examining 10b9:5237
> PCI fixup examining 10b9:1533
> PCI fixup examining 10b9:5451
> PCI fixup examining 104c:ac50
> PCI bridge 1: primary 0, secondary 2, subordinate 2
> PCI fixup examining 10ec:8139
> PCI fixup examining 14f1:2f00
> PCI fixup examining 10b9:5237
> PCI fixup examining 10b9:5229
> PCI fixup examining 10b9:7101
> PCI fixup examining 104c:8023
> PCI bus #2 is the last bus
> [System BIOS Setting]-----------------------
>   device vendor product
>   register space address    size
> --------------------------------------------
> 000:00:0 0x1002 0xcab0 
> 	10h mem  0xf8000000 0x04000000
> 	14h mem  0xf4400000 0x00001000
> 	18h port 0x00008090 0x00000004
> 		[OK]
> 000:01:0 0x1002 0x700f 
> 		[OK]
> 000:02:0 0x10b9 0x5237 
> 	10h mem  0xf4014000 0x00001000
> 		[OK]
> 000:07:0 0x10b9 0x1533 
> 		[OK]
> 000:08:0 0x10b9 0x5451 
> 	10h port 0x00008400 0x00000100
> 	14h mem  0xf4015000 0x00001000
> 		[OK]
> 000:10:0 0x104c 0xac50 
> 	10h mem  0x00000000 0x00001000
> 		[NG]
> 000:11:0 0x10ec 0x8139 
> 	10h port 0x00008800 0x00000100
> 	14h mem  0xf4017800 0x00000100
> 		[OK]
> 000:12:0 0x14f1 0x2f00 
> 	10h mem  0xf4000000 0x00010000
> 	14h port 0x00008098 0x00000008
> 		[OK]
> 000:15:0 0x10b9 0x5237 
> 	10h mem  0xf4016000 0x00001000
> 		[OK]
> 000:16:0 0x10b9 0x5229 
> 	20h port 0x00008080 0x00000010
> 		[OK]
> 000:17:0 0x10b9 0x7101 
> 		[OK]
> 000:19:0 0x104c 0x8023 
> 	10h mem  0xf4017000 0x00000800
> 	14h mem  0xf4010000 0x00004000
> 		[OK]
> 001:05:0 0x1002 0x4336 
> 	10h mem  0xf6000000 0x02000000
> 	14h port 0x00009000 0x00000100
> 	18h mem  0xf4100000 0x00010000
> 		[OK]
> --------------------------[  1 devices bogus]
>  Physical memory end: 0x0effe000
>  PCI memory mapped I/O space start: 0x0f000000
> [PCIBIOS fixup stage]-----------------------
>   device vendor product
>   register space address    size
> --------------------------------------------
> 000:00:0 0x1002 0xcab0 
> 	10h mem  0xf8000000 0x04000000
> 	14h mem  0xf4400000 0x00001000
> 	18h port 0x00008090 0x00000004
> 		[OK]
> 000:01:0 0x1002 0x700f 
> 		[OK]
> 000:02:0 0x10b9 0x5237 
> 	10h mem  0xf4014000 0x00001000
> 		[OK]
> 000:07:0 0x10b9 0x1533 
> 		[OK]
> 000:08:0 0x10b9 0x5451 
> 	10h port 0x00008400 0x00000100
> 	14h mem  0xf4015000 0x00001000
> 		[OK]
> 000:10:0 0x104c 0xac50 
> 	10h mem  0x0f000000 0x00001000
> 		[OK]
> 000:11:0 0x10ec 0x8139 
> 	10h port 0x00008800 0x00000100
> 	14h mem  0xf4017800 0x00000100
> 		[OK]
> 000:12:0 0x14f1 0x2f00 
> 	10h mem  0xf4000000 0x00010000
> 	14h port 0x00008098 0x00000008
> 		[OK]
> 000:15:0 0x10b9 0x5237 
> 	10h mem  0xf4016000 0x00001000
> 		[OK]
> 000:16:0 0x10b9 0x5229 
> 	20h port 0x00008080 0x00000010
> 		[OK]
> 000:17:0 0x10b9 0x7101 
> 		[OK]
> 000:19:0 0x104c 0x8023 
> 	10h mem  0xf4017000 0x00000800
> 	14h mem  0xf4010000 0x00004000
> 		[OK]
> 001:05:0 0x1002 0x4336 
> 	10h mem  0xf6000000 0x02000000
> 	14h port 0x00009000 0x00000100
> 	18h mem  0xf4100000 0x00010000
> 		[OK]
> --------------------------[  0 devices bogus]
> mainbus0 (root)
> 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: ATI Technologies product 0xcab0 (rev. 0x13)
> agp at pchb0 not configured
> ppb0 at pci0 dev 1 function 0: ATI Technologies product 0x700f (rev. 0x01)
> pci1 at ppb0 bus 1
> pci1: i/o space, memory space enabled
> vga1 at pci1 dev 5 function 0: ATI Technologies product 0x4336 (rev. 0x00)
> wsdisplay0 at vga1 kbdmux 1: console (80x25, vt100 emulation)
> wsmux1: connecting to wsdisplay0
> ohci0 at pci0 dev 2 function 0: Acer Labs M5237 USB Host Controller (rev. 0x03)
> ohci0: interrupting at irq 11
> ohci0: OHCI version 1.0, legacy support
> usb0 at ohci0: USB revision 1.0
> uhub0 at usb0
> uhub0: Acer Labs OHCI root hub, class 9/0, rev 1.00/1.00, addr 1
> uhub0: 2 ports with 2 removable, self powered
> pcib0 at pci0 dev 7 function 0
> pcib0: Acer Labs M1543 PCI-ISA Bridge (rev. 0x00)
> autri0 at pci0 dev 8 function 0: Acer Labs M5451 AC-Link Controller Audio Device (rev. 0x02)
> autri0: interrupting at irq 5
> autri0: ADS99 codec; headphone, Analog Devices Phat Stereo
> audio0 at autri0: full duplex, mmap, independent
> midi0 at autri0: 4DWAVE MIDI UART
> cbb0 at pci0 dev 10 function 0: Texas Instruments PCI1410 PCI-CardBus Bridge (rev. 0x02)
> cbb0: NOT USED because of unconfigured interrupt
> rtk0 at pci0 dev 11 function 0: RealTek 8139 10/100BaseTX
> rtk0: interrupting at irq 11
> rtk0: Ethernet address 00:08:02:d0:4a:8c
> ukphy0 at rtk0 phy 7: Generic IEEE 802.3u media interface
> ukphy0: OUI 0x000000, model 0x0000, rev. 0
> ukphy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto
> Conexant Systems product 0x2f00 (miscellaneous communications, revision 0x01) at pci0 dev 12 function 0 not configured
> ohci1 at pci0 dev 15 function 0: Acer Labs M5237 USB Host Controller (rev. 0x03)
> ohci1: interrupting at irq 11
> ohci1: OHCI version 1.0, legacy support
> usb1 at ohci1: USB revision 1.0
> uhub1 at usb1
> uhub1: Acer Labs OHCI root hub, class 9/0, rev 1.00/1.00, addr 1
> uhub1: 4 ports with 4 removable, self powered
> pciide0 at pci0 dev 16 function 0: Acer Labs M5229 UDMA IDE Controller (rev. 0xc4)
> pciide0: bus-master DMA support present
> pciide0: primary channel configured to compatibility mode
> wd0 at pciide0 channel 0 drive 0: <HITACHI_DK23DA-30>
> wd0: drive supports 16-sector PIO transfers, LBA addressing
> wd0: 28615 MB, 16383 cyl, 16 head, 63 sec, 512 bytes/sect x 58605120 sectors
> wd0: 32-bit data port
> wd0: drive supports PIO mode 4, DMA mode 2, Ultra-DMA mode 5 (Ultra/100)
> pciide0: primary channel interrupting at irq 14
> wd0(pciide0:0:0): using PIO mode 4, Ultra-DMA mode 5 (Ultra/100) (using DMA data transfers)
> pciide0: secondary channel configured to compatibility mode
> atapibus0 at pciide0 channel 1: 2 targets
> cd0 at atapibus0 drive 0: <HL-DT-STCD-RW/DVD DRIVE GCC-4240N, , 0109> type 5 cdrom removable
> cd0: 32-bit data port
> cd0: drive supports PIO mode 4, DMA mode 2
> pciide0: secondary channel interrupting at irq 15
> cd0(pciide0:1:0): using PIO mode 4, DMA mode 2 (using DMA data transfers)
> Acer Labs M7101 Power Management Controller (miscellaneous bridge) at pci0 dev 17 function 0 not configured
> Texas Instruments product 0x8023 (Firewire serial bus, interface 0x10) at pci0 dev 19 function 0 not configured
> isa0 at pcib0
> 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: console keyboard, using wsdisplay0
> pms0 at pckbc0 (aux slot)
> pckbc0: using irq 12 for aux slot
> wsmouse0 at pms0 mux 0
> lpt0 at isa0 port 0x378-0x37b irq 7
> pcppi0 at isa0 port 0x61
> midi1 at pcppi0: PC speaker
> sysbeep0 at pcppi0
> isapnp0 at isa0 port 0x279: ISA Plug 'n Play device support
> 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
> pcic0 at isa0 port 0x3e0-0x3e1 iomem 0xd0000-0xdffff irq 
> pcic0: controller 0 (Intel 82365SL Revision 1) has sockets A and B
> pcic0: controller 1 (Intel 82365SL Revision 1) has no sockets
> pcmcia0 at pcic0 controller 0 socket 0
> pcmcia1 at pcic0 controller 0 socket 1
> isapnp0: no ISA Plug 'n Play devices found
> apm0 at mainbus0: Power Management spec V1.2
> biomask ef55 netmask ef55 ttymask ffd7
> pcic0: controller 0 detecting irqs with mask 0xdeb8:..4..9..10
> pcic0: using irq 4 for socket events
> boot device: wd0
> root on wd0a dumps on wd0b
> root file system type: ffs
> rtk0: watchdog timeout
> rtk0: watchdog timeout
> rtk0: watchdog timeout
> rtk0: watchdog timeout
> rtk0: watchdog timeout
> 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)
> rtk0: watchdog timeout
> NetBSD 1.6I (ROADTRIP) #2: Sat Oct 26 20:02:15 EDT 2002
>     gary@capo:/usr/src/sys/arch/i386/compile/ROADTRIP
> total memory = 239 MB
> avail memory = 219 MB
> using 3091 buffers containing 12364 KB of memory
> BIOS32 rev. 0 found at 0xfd760
> mainbus0 (root)
> cpu0 at mainbus0: (uniprocessor)
> cpu0: AMD Athlon XP 1500+ (686-class), 1325.22 MHz
> cpu0: features 383f9ff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,SEP,MTRR>
> cpu0: features 383f9ff<PGE,MCA,CMOV,FGPAT,PSE36,MMX>
> cpu0: features 383f9ff<FXSR,SSE>
> cpu0: I-cache 64 KB 64b/line 2-way, D-cache 64 KB 64b/line 2-way
> cpu0: L2 cache 256 KB 64b/line 16-way
> cpu0: ITLB 16 4 KB entries fully associative, 8 4 MB entries fully associative
> cpu0: DTLB 32 4 KB entries fully associative, 8 4 MB entries 4-way
> cpu0: 8 page colors
> 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: ATI Technologies product 0xcab0 (rev. 0x13)
> agp at pchb0 not configured
> ppb0 at pci0 dev 1 function 0: ATI Technologies product 0x700f (rev. 0x01)
> pci1 at ppb0 bus 1
> pci1: i/o space, memory space enabled
> vga0 at pci1 dev 5 function 0: ATI Technologies product 0x4336 (rev. 0x00)
> wsdisplay0 at vga0 kbdmux 1: console (80x25, vt100 emulation)
> wsmux1: connecting to wsdisplay0
> Acer Labs M5237 USB Host Controller (USB serial bus, interface 0x10, revision 0x03) at pci0 dev 2 function 0 not configured
> pcib0 at pci0 dev 7 function 0
> pcib0: Acer Labs M1543 PCI-ISA Bridge (rev. 0x00)
> autri0 at pci0 dev 8 function 0: Acer Labs M5451 AC-Link Controller Audio Device (rev. 0x02)
> autri0: interrupting at irq 5
> autri0: Analog Devices AD1886A codec; headphone, Analog Devices Phat Stereo
> audio0 at autri0: full duplex, mmap, independent
> midi0 at autri0: 4DWAVE MIDI UART
> cbb0 at pci0 dev 10 function 0: Texas Instruments PCI1410 PCI-CardBus Bridge (rev. 0x02)
> cbb0: NOT USED because of unconfigured interrupt
> rtk0 at pci0 dev 11 function 0: RealTek 8139 10/100BaseTX
> rtk0: interrupting at irq 11
> rtk0: Ethernet address 00:08:02:d0:4a:8c
> ukphy0 at rtk0 phy 7: Generic IEEE 802.3u media interface
> ukphy0: OUI 0x000000, model 0x0000, rev. 0
> ukphy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto
> Conexant Systems product 0x2f00 (miscellaneous communications, revision 0x01) at pci0 dev 12 function 0 not configured
> Acer Labs M5237 USB Host Controller (USB serial bus, interface 0x10, revision 0x03) at pci0 dev 15 function 0 not configured
> pciide0 at pci0 dev 16 function 0: Acer Labs M5229 UDMA IDE Controller (rev. 0xc4)
> pciide0: bus-master DMA support present
> pciide0: primary channel configured to compatibility mode
> wd0 at pciide0 channel 0 drive 0: <HITACHI_DK23DA-30>
> wd0: drive supports 16-sector PIO transfers, LBA addressing
> wd0: 28615 MB, 16383 cyl, 16 head, 63 sec, 512 bytes/sect x 58605120 sectors
> wd0: 32-bit data port
> wd0: drive supports PIO mode 4, DMA mode 2, Ultra-DMA mode 5 (Ultra/100)
> pciide0: primary channel interrupting at irq 14
> wd0(pciide0:0:0): using PIO mode 4, Ultra-DMA mode 5 (Ultra/100) (using DMA data transfers)
> pciide0: secondary channel configured to compatibility mode
> atapibus0 at pciide0 channel 1: 2 targets
> cd0 at atapibus0 drive 0: <HL-DT-STCD-RW/DVD DRIVE GCC-4240N, , 0109> cdrom removable
> cd0: 32-bit data port
> cd0: drive supports PIO mode 4, DMA mode 2
> pciide0: secondary channel interrupting at irq 15
> cd0(pciide0:1:0): using PIO mode 4, DMA mode 2 (using DMA data transfers)
> Acer Labs M7101 Power Management Controller (miscellaneous bridge) at pci0 dev 17 function 0 not configured
> Texas Instruments TSB43AA22/A OHCI IEEE 1394 Host Controller (Firewire serial bus, interface 0x10) at pci0 dev 19 function 0 not configured
> isa0 at pcib0
> 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: console keyboard, using wsdisplay0
> pms0 at pckbc0 (aux slot)
> pckbc0: using irq 12 for aux slot
> wsmouse0 at pms0 mux 0
> lpt0 at isa0 port 0x378-0x37b irq 7
> pcppi0 at isa0 port 0x61
> 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
> pcic0 at isa0 port 0x3e0-0x3e1 iomem 0xd0000-0xdffff irq 
> pcic0: controller 0 (Intel 82365SL Revision 1) has sockets A and B
> pcic0: controller 1 (Intel 82365SL Revision 1) has no sockets
> pcmcia0 at pcic0 controller 0 socket 0
> pcmcia1 at pcic0 controller 0 socket 1
> apm0 at mainbus0: Power Management spec V1.2
> apm0: A/C state: on
> apm0: battery charge state: no battery
> biomask e755 netmask ef55 ttymask ffd7
> pcic0: controller 0 detecting irqs with mask 0xdeb8:..4..9
> pcic0: using irq 4 for socket events
> boot device: wd0
> root on wd0a dumps on wd0b
> root file system type: ffs
> rtk0: watchdog timeout
> rtk0: watchdog timeout
> rtk0: watchdog timeout
> rtk0: watchdog timeout
> rtk0: watchdog timeout
> 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)
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