Message-Id: <20071107132630.M65286@visp.net.lb>
Date:	Wed, 7 Nov 2007 15:27:05 +0200
From:	"Denys Fedoryshchenko" <denys@...p.net.lb>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	linux-kernel@...r.kernel.org, linux-ide@...r.kernel.org
Subject: Re: SC1200 failure in 2.6.23 and 2.6.24-rc1-git10

On Tue, 6 Nov 2007 22:15:21 -0800, Andrew Morton wrote
> > On Thu, 1 Nov 2007 23:30:13 +0200 "Denys" <denys@...p.net.lb> wrote:
> > Finally i got full DMESG with 1GB card till end. Seems not readable too.
> > 
> > Linux version 2.6.24-rc1-git10-embedded (root@...ecore.visp.net.lb) (gcc 
> > version 4.1.2 (Gentoo 4.1.2 p1.0.1)) #1 Thu Nov 1 23:12:53 EET 2007
> > BIOS-provided physical RAM map:
> >  BIOS-e801: 0000000000000000 - 000000000009f000 (usable)
> >  BIOS-e801: 0000000000100000 - 0000000004000000 (usable)
> > 64MB LOWMEM available.
> > Zone PFN ranges:
> >   DMA             0 ->     4096
> >   Normal       4096 ->    16384
> > Movable zone start PFN for each node
> > early_node_map[1] active PFN ranges
> >     0:        0 ->    16384
> > DMI not present or invalid.
> > Allocating PCI resources starting at 10000000 (gap: 04000000:fc000000)
> > Built 1 zonelists in Zone order, mobility grouping on.  Total pages: 16256
> > Kernel command line: console=ttyS0,38400n8
> > Initializing CPU#0
> > PID hash table entries: 256 (order: 8, 1024 bytes)
> > Detected 266.627 MHz processor.
> > Console: colour dummy device 80x25
> > console [ttyS0] enabled
> > Dentry cache hash table entries: 8192 (order: 3, 32768 bytes)
> > Inode-cache hash table entries: 4096 (order: 2, 16384 bytes)
> > Memory: 62836k/65536k available (1020k kernel code, 2292k reserved, 317k 
> > data, 112k init, 0k highmem)
> > virtual kernel memory layout:
> >     fixmap  : 0xffffb000 - 0xfffff000   (  16 kB)
> >     vmalloc : 0xc4800000 - 0xffff9000   ( 951 MB)
> >     lowmem  : 0xc0000000 - 0xc4000000   (  64 MB)
> >       .init : 0xc0252000 - 0xc026e000   ( 112 kB)
> >       .data : 0xc01ff111 - 0xc024e6f4   ( 317 kB)
> >       .text : 0xc0100000 - 0xc01ff111   (1020 kB)
> > Checking if this processor honours the WP bit even in supervisor mode... 
Ok.
> > SLUB: Genslabs=11, HWalign=32, Order=0-1, MinObjects=4, CPUs=1, Nodes=1
> > Calibrating delay using timer specific routine.. 534.41 BogoMIPS 
(lpj=1068836)
> > Mount-cache hash table entries: 512
> > Compat vDSO mapped to ffffe000.
> > CPU: NSC Unknown stepping 01
> > Checking 'hlt' instruction... OK.
> > Freeing SMP alternatives: 0k freed
> > net_namespace: 64 bytes
> > NET: Registered protocol family 16
> > PCI: PCI BIOS revision 2.10 entry at 0xfc3ad, last bus=0
> > PCI: Using configuration type 1
> > Setting up standard PCI resources
> > SCSI subsystem initialized
> > PCI: Probing PCI hardware
> > PCI: Device 0000:00:12.5 not found by BIOS
> > Time: tsc clocksource has been installed.
> > NET: Registered protocol family 2
> > IP route cache hash table entries: 1024 (order: 0, 4096 bytes)
> > TCP established hash table entries: 2048 (order: 2, 16384 bytes)
> > TCP bind hash table entries: 2048 (order: 1, 8192 bytes)
> > TCP: Hash tables configured (established 2048 bind 2048)
> > TCP reno registered
> > scx200: NatSemi SCx200 Driver
> > scx200: GPIO base 0xf400
> > scx200: Configuration Block base 0x9000
> > io scheduler noop registered (default)
> > Serial: 8250/16550 driver $Revision: 1.90 $ 4 ports, IRQ sharing disabled
> > serial8250: ttyS0 at I/O 0x3f8 (irq = 4) is a NS16550A
> > serial8250: ttyS1 at I/O 0x2f8 (irq = 3) is a NS16550A
> > natsemi dp8381x driver, version 2.1, Sept 11, 2006
> >   originally by Donald Becker <becker@...ld.com>
> >   2.4.x kernel port by Jeff Garzik, Tjeerd Mulder
> > natsemi eth0: NatSemi DP8381[56] at 0x80000000 (0000:00:0e.0), 
> > 00:0d:b9:00:8a:30, IRQ 10, port TP.
> > scsi0 : sc1200
> > scsi1 : sc1200
> > ata1: PATA max UDMA/33 cmd 0x1f0 ctl 0x3f6 bmdma 0xfc00 irq 14
> > ata2: DUMMY
> > ata1.00: CFA: SanDisk SDCFH-1024, HDX 3.07, max MWDMA2
> > ata1.00: 2001888 sectors, multi 0: LBA
> > ata1.00: configured for MWDMA2
> > scsi 0:0:0:0: Direct-Access     ATA      SanDisk SDCFH-10 HDX  PQ: 0 
ANSI: 5
> > sd 0:0:0:0: [sda] 2001888 512-byte hardware sectors (1025 MB)
> > sd 0:0:0:0: [sda] Write Protect is off
> > sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't 
support 
> > DPO or FUA
> > sd 0:0:0:0: [sda] 2001888 512-byte hardware sectors (1025 MB)
> > sd 0:0:0:0: [sda] Write Protect is off
> > sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't 
support 
> > DPO or FUA
> >  sda:<4>Clocksource tsc unstable (delta = -334501841 ns)
> > Time: pit clocksource has been installed.
> > ata1.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x2 frozen
> > ata1.00: cmd c8/00:08:00:00:00/00:00:00:00:00/e0 tag 0 cdb 0x0 data 4096 
in
> >          res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
> > ata1.00: status: { DRDY }
> > ata1: soft resetting link
> > ata1.00: configured for MWDMA2
> > ata1: EH complete
> > ata1.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x2 frozen
> > ata1.00: cmd c8/00:08:00:00:00/00:00:00:00:00/e0 tag 0 cdb 0x0 data 4096 
in
> >          res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
> > ata1.00: status: { DRDY }
> > ata1: soft resetting link
> > ata1.00: configured for MWDMA2
> > ata1: EH complete
> > ata1.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x2 frozen
> > ata1.00: cmd c8/00:08:00:00:00/00:00:00:00:00/e0 tag 0 cdb 0x0 data 4096 
in
> >          res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
> > ata1.00: status: { DRDY }
> > ata1: soft resetting link
> > ata1.00: configured for MWDMA2
> > ata1: EH complete
> > ata1.00: limiting speed to MWDMA1:PIO4
> > ata1.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x2 frozen
> > ata1.00: cmd c8/00:08:00:00:00/00:00:00:00:00/e0 tag 0 cdb 0x0 data 4096 
in
> >          res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
> > ata1.00: status: { DRDY }
> > ata1: soft resetting link
> > ata1.00: configured for MWDMA1
> > ata1: EH complete
> > ata1.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x2 frozen
> > ata1.00: cmd c8/00:08:00:00:00/00:00:00:00:00/e0 tag 0 cdb 0x0 data 4096 
in
> >          res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
> > ata1.00: status: { DRDY }
> > ata1: soft resetting link
> > ata1.00: configured for MWDMA1
> > ata1: EH complete
> > ata1.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x2 frozen
> > ata1.00: cmd c8/00:08:00:00:00/00:00:00:00:00/e0 tag 0 cdb 0x0 data 4096 
in
> >          res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
> > ata1.00: status: { DRDY }
> > ata1: soft resetting link
> > ata1.00: configured for MWDMA1
> > sd 0:0:0:0: [sda] Result: hostbyte=0x00 driverbyte=0x08
> > sd 0:0:0:0: [sda] Sense Key : 0xb [current] [descriptor]
> > Descriptor sense data with sense descriptors (in hex):
> >         72 0b 00 00 00 00 00 0c 00 0a 80 00 00 00 00 00
> >         00 00 00 00
> > sd 0:0:0:0: [sda] ASC=0x0 ASCQ=0x0
> > end_request: I/O error, dev sda, sector 0
> > Buffer I/O error on device sda, logical block 0
> > ata1: EH complete
> > ata1.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x2 frozen
> > ata1.00: cmd c8/00:08:00:00:00/00:00:00:00:00/e0 tag 0 cdb 0x0 data 4096 
in
> >          res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
> > ata1.00: status: { DRDY }
> > ata1: soft resetting link
> > ata1.00: configured for MWDMA1
> > ata1: EH complete
> > ata1.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x2 frozen
> > ata1.00: cmd c8/00:08:00:00:00/00:00:00:00:00/e0 tag 0 cdb 0x0 data 4096 
in
> >          res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
> > ata1.00: status: { DRDY }
> > ata1: soft resetting link
> > ata1.00: configured for MWDMA1
> > ata1: EH complete
> > ata1.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x2 frozen
> > ata1.00: cmd c8/00:08:00:00:00/00:00:00:00:00/e0 tag 0 cdb 0x0 data 4096 
in
> >          res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
> > ata1.00: status: { DRDY }
> > ata1: soft resetting link
> > ata1.00: configured for MWDMA1
> > ata1: EH complete
> > ata1.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x2 frozen
> > ata1.00: cmd c8/00:08:00:00:00/00:00:00:00:00/e0 tag 0 cdb 0x0 data 4096 
in
> >          res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
> > ata1.00: status: { DRDY }
> > ata1: soft resetting link
> > ata1.00: configured for MWDMA1
> > ata1: EH complete
> > ata1.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x2 frozen
> > ata1.00: cmd c8/00:08:00:00:00/00:00:00:00:00/e0 tag 0 cdb 0x0 data 4096 
in
> >          res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
> > ata1.00: status: { DRDY }
> > ata1: soft resetting link
> > ata1.00: configured for MWDMA1
> > ata1: EH complete
> > ata1.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x2 frozen
> > ata1.00: cmd c8/00:08:00:00:00/00:00:00:00:00/e0 tag 0 cdb 0x0 data 4096 
in
> >          res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
> > ata1.00: status: { DRDY }
> > ata1: soft resetting link
> > ata1.00: configured for MWDMA1
> > sd 0:0:0:0: [sda] Result: hostbyte=0x00 driverbyte=0x08
> > sd 0:0:0:0: [sda] Sense Key : 0xb [current] [descriptor]
> > Descriptor sense data with sense descriptors (in hex):
> >         72 0b 00 00 00 00 00 0c 00 0a 80 00 00 00 00 00
> >         00 00 00 00
> > sd 0:0:0:0: [sda] ASC=0x0 ASCQ=0x0
> > end_request: I/O error, dev sda, sector 0
> > Buffer I/O error on device sda, logical block 0
> > ata1: EH complete
> >  unable to read partition table
> > sd 0:0:0:0: [sda] Attached SCSI removable disk
> > scx200_wdt: timer margin 60 seconds
> > cpuidle: using governor ladder
> > enabling scx200 high-res timer (1 MHz +0 ppm)
> > TCP cubic registered
> > Time: scx200_hrt clocksource has been installed.
> > NET: Registered protocol family 1
> > NET: Registered protocol family 17
> > Using IPI Shortcut mode
> > VFS: Cannot open root device "<NULL>" or unknown-block(8,18)
> > Please append a correct "root=" boot option; here are the available 
> > partitions:
> > 0800    1000944 sda driver: sd
> > Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-
> > block(8,18)
> >
> 
> (+linux-ide)
> 
> So this has never worked on any known kernel?

It is working now on old ide code (not libata).

--
Denys Fedoryshchenko
Technical Manager
Virtual ISP S.A.L.

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