The following reply was made to PR kern/25462; it has been noted by GNATS.

From: Rafal Boni <rafal@pobox.com>
To: Erik Fair <fair@netbsd.org>
Cc: gnats-bugs@NetBSD.org, port-sparc64@netbsd.org
Subject: Re: kern/25462
Date: Tue, 27 Nov 2007 21:54:48 -0500

 Rafal Boni wrote:
 > Erik Fair wrote:
 >> NetBSD 3.1_STABLE works for me without IDE complaint on the Sun Netra T1
 >> AC200, and its successor, the Sun Fire V120, with the caveat that I have
 >> not used optical media on these systems yet, just boot/probe/autoconfig.
 >> I can send dmesg.txt from either system if asked.
 >>
 >> So, what changed between 3.1 and 4?
 
 Both 2.1 and 3.1.1 INSTALL kernels (and -current as originally reported)
 fail in the same way for me.  dmesg for 3.1.1 below.  Interestingly,
 though I'm not sure it's relevant here, the CPU is mis-ID'd as having a
 1M L2 cache (the prom reports 256K).
 
 --rafal
 
 console is /pci@1f,0/pci@1,1/isa@7/serial@0,3f8
 Copyright (c) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
     The NetBSD Foundation, Inc.  All rights reserved.
 Copyright (c) 1982, 1986, 1989, 1991, 1993
     The Regents of the University of California.  All rights reserved.
 
 NetBSD 3.1.1 (INSTALL) #0: Sun Jul  1 10:31:16 PDT 2007
 
 builds@wb24:/home/builds/ab/netbsd-3-1-1-RELEASE/sparc64/200707010939Z-obj/home/builds/ab/netbsd-3-1-1-RELEASE/src/sys/arch/sparc64/compile/INSTALL
 total memory = 512 MB
 avail memory = 485 MB
 bootpath: /pci@1f,0/pci@1,0/scsi@8,0/disk@0,0
 mainbus0 (root): SUNW,UltraAX-i2: hostid 830fb4ed
 cpu0 at mainbus0: SUNW,UltraSPARC-IIe @ 500 MHz, version 0 FPU
 cpu0: 32K instruction (32 b/l), 16K data (32 b/l), 1024K external (64 b/l)
 psycho0 at mainbus0
 SUNW,sabre: impl 0, version 0: ign 7c0 bus range 0 to 2; PCI bus 0
 psycho_alloc_extent: prom_getprop failed
 psycho_alloc_extent: prom_getprop failed
 DVMA map: c0000000 to e0000000
 IOTSB: 84e000 to 8ce000
 pci0 at psycho0
 pci0: i/o space, memory space enabled
 ppb0 at pci0 dev 1 function 1: Sun Microsystems Simba PCI bridge (rev. 0x13)
 pci1 at ppb0 bus 1
 pci1: i/o space, memory space enabled
 ebus0 at pci1 dev 12 function 0
 ebus0: Sun Microsystems PCIO Ebus2 (US III), revision 0x01
 flashprom at ebus0 addr 0-fffff not configured
 clock0 at ebus0 addr 0-1fff: mk48t59
 ebus_attach: idprom: incomplete
 SUNW,lomh at ebus0 addr 200000-200003 ipl 42 not configured
 Acer Labs M7101 Power Management Controller (miscellaneous prehistoric)
 at pci1 dev 3 function 0 not configured
 ebus1 at pci1 dev 7 function 0
 ebus1: Acer Labs M1543 PCI-ISA Bridge, revision 0x00
 power at ebus1 addr 800-82f ipl 37 not configured
 com0 at ebus1 addr 3f8-3ff ipl 43: ns16550a, working fifo
 com0: console
 com1 at ebus1 addr 2e8-2ef ipl 43: ns16550a, working fifo
 gem0 at pci1 dev 12 function 1: Sun Microsystems ERI Ethernet (rev. 0x01)
 gem0: interrupting at ivec 3006
 gem0: Ethernet address 00:03:ba:0f:b4:ed, 2KB RX fifo, 2KB TX fifo
 ukphy0 at gem0 phy 1: Generic IEEE 802.3u media interface
 ukphy0: OUI 0x0008bb, model 0x0002, rev. 1
 ukphy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto
 ohci0 at pci1 dev 12 function 3: Sun Microsystems USB controller (rev. 0x01)
 ohci0: interrupting at ivec 24
 ohci0: OHCI version 1.0, legacy support
 usb0 at ohci0: USB revision 1.0
 uhub0 at usb0
 uhub0: Sun Microsystem OHCI root hub, class 9/0, rev 1.00/1.00, addr 1
 uhub0: 4 ports with 4 removable, self powered
 aceride0 at pci1 dev 13 function 0
 aceride0: Acer Labs M5229 UDMA IDE Controller (rev. 0xc3)
 aceride0: bus-master DMA support present
 aceride0: primary channel configured to native-PCI mode
 aceride0: using ivec 180c for native-PCI interrupt
 atabus0 at aceride0 channel 0
 aceride0: secondary channel configured to native-PCI mode
 atabus1 at aceride0 channel 1
 gem1 at pci1 dev 5 function 1: Sun Microsystems ERI Ethernet (rev. 0x01)
 gem1: interrupting at ivec 301c
 gem1: Ethernet address 00:03:ba:0f:b4:ed, 2KB RX fifo, 2KB TX fifo
 ukphy1 at gem1 phy 1: Generic IEEE 802.3u media interface
 ukphy1: OUI 0x0008bb, model 0x0002, rev. 1
 ukphy1: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto
 ohci1 at pci1 dev 5 function 3: Sun Microsystems USB controller (rev. 0x01)
 ohci1: interrupting at ivec 26
 ohci1: OHCI version 1.0, legacy support
 usb1 at ohci1: USB revision 1.0
 uhub1 at usb1
 uhub1: Sun Microsystem OHCI root hub, class 9/0, rev 1.00/1.00, addr 1
 uhub1: 4 ports with 4 removable, self powered
 ppb1 at pci0 dev 1 function 0: Sun Microsystems Simba PCI bridge (rev. 0x13)
 pci2 at ppb1 bus 2
 pci2: i/o space, memory space enabled
 esiop0 at pci2 dev 8 function 0: Symbios Logic 53c896 (ultra2-wide scsi)
 esiop0: using on-board RAM
 esiop0: interrupting at ivec 20
 scsibus0 at esiop0: 16 targets, 8 luns per target
 esiop1 at pci2 dev 8 function 1: Symbios Logic 53c896 (ultra2-wide scsi)
 esiop1: using on-board RAM
 esiop1: interrupting at ivec 20
 scsibus1 at esiop1: 16 targets, 8 luns per target
 pcons at mainbus0 not configured
 No counter-timer -- using %tick at 500MHz as system clock.
 Kernelized RAIDframe activated
 md0: internal 5120 KB image area
 scsibus0: waiting 2 seconds for devices to settle...
 scsibus1: waiting 2 seconds for devices to settle...
 atapibus0 at atabus0: 2 targets
 aceride0:0:0: lost interrupt
         type: ata tc_bcount: 512 tc_skip: 0
 cd0 at atapibus0 drive 0: <CD-224E, , 1.7A> cdrom removable
 probe(esiop0:0:0:0): command timeout, CDB: 0x12 00 00 00 24 00
 aceride0:0:0: lost interrupt
         type: ata tc_bcount: 512 tc_skip: 0
 aceride0:0:0: lost interrupt
         type: ata tc_bcount: 512 tc_skip: 0
 aceride0:0:0: lost interrupt
         type: ata tc_bcount: 0 tc_skip: 0
 cd0: drive supports PIO mode 4aceride0:0:0: lost interrupt
         type: ata tc_bcount: 0 tc_skip: 0
 , DMA mode 2aceride0:0:0: lost interrupt
         type: ata tc_bcount: 0 tc_skip: 0
 , Ultra-DMA mode 2 (Ultra/33)
 cd0(aceride0:0:0): using PIO mode 4, Ultra-DMA mode 2 (Ultra/33) (using DMA)
 [...hang...]