Re: EDAC (was: Re: 2.6.14-rc5-mm1)

From: Sander
Date: Wed Oct 26 2005 - 08:16:21 EST

Alan Cox wrote (ao):
> On Mer, 2005-10-26 at 09:48 +0200, Sander wrote:
> > Stupid question: should EDAC work on a Via Epia board? Because I see the
> > "Detected Parity Error" messages too (and a lot of them), but figured
> > that the option is just 'not an option' :-)
>
> The PCI parity check should work on every correctly built PCI card and
> bridge.
>
> > If it should work I'll be happy to send the error and lspci if that
> > helps.
>
> Please do. I'm trying to find the common items that cause spurious pci
> errors

Via Epia MII 10000, kernel 2.6.14-rc4-mm1:

$ grep EDAC .config
# EDAC - error detection and reporting (RAS)
CONFIG_EDAC=y
# CONFIG_EDAC_DEBUG is not set
CONFIG_EDAC_MM_EDAC=y
# CONFIG_EDAC_AMD76X is not set
# CONFIG_EDAC_E7XXX is not set
# CONFIG_EDAC_E752X is not set
# CONFIG_EDAC_I82875P is not set
# CONFIG_EDAC_I82860 is not set
# CONFIG_EDAC_R82600 is not set
CONFIG_EDAC_POLL=y


[42949380.590000] Freeing unused kernel memory: 168k freed
[42949381.350000] PCI- Detected Parity Error on 0000:00:01.0 0000:00:01.0
[42949382.350000] PCI- Detected Parity Error on 0000:00:01.0 0000:00:01.0
[42949383.350000] PCI- Detected Parity Error on 0000:00:01.0 0000:00:01.0
[42949384.350000] PCI- Detected Parity Error on 0000:00:01.0 0000:00:01.0

etc


lspci -vxx:

0000:00:00.0 Host bridge: VIA Technologies, Inc. VT8623 [Apollo CLE266]
Subsystem: VIA Technologies, Inc.: Unknown device aa01
Flags: bus master, 66MHz, medium devsel, latency 8
Memory at e7000000 (32-bit, prefetchable) [size=4M]
Capabilities: [a0] AGP version 2.0
Capabilities: [c0] Power Management version 2
00: 06 11 23 31 06 00 30 22 00 00 00 06 00 08 00 00
10: 08 00 00 e7 00 00 00 00 00 00 00 00 00 00 00 00
20: 00 00 00 00 00 00 00 00 00 00 00 00 06 11 01 aa
30: 00 00 00 00 a0 00 00 00 00 00 00 00 00 00 00 00

0000:00:01.0 PCI bridge: VIA Technologies, Inc. VT8633 [Apollo Pro266 AGP] (prog-if 00 [Normal decode])
Flags: bus master, 66MHz, medium devsel, latency 0
Bus: primary=00, secondary=01, subordinate=01, sec-latency=0
Memory behind bridge: e4000000-e5ffffff
Prefetchable memory behind bridge: e0000000-e3ffffff
Capabilities: [80] Power Management version 2
00: 06 11 91 b0 07 01 30 a2 00 00 04 06 00 00 01 00
10: 00 00 00 00 00 00 00 00 00 01 01 00 f0 00 20 a2
20: 00 e4 f0 e5 00 e0 f0 e3 00 00 00 00 00 00 00 00
30: 00 00 00 00 80 00 00 00 00 00 00 00 00 00 0c 00

0000:00:0a.0 CardBus bridge: Ricoh Co Ltd RL5c476 II (rev 80)
Subsystem: VIA Technologies, Inc.: Unknown device aa01
Flags: bus master, medium devsel, latency 32, IRQ 5
Memory at e742b000 (32-bit, non-prefetchable) [size=4K]
Bus: primary=00, secondary=02, subordinate=05, sec-latency=176
Memory window 0: 40000000-41fff000 (prefetchable)
Memory window 1: 42000000-43fff000 (prefetchable)
I/O window 0: 00001000-00001fff
I/O window 1: 00002000-00002fff
16-bit legacy interface ports at 0001
00: 80 11 76 04 07 00 10 02 80 00 07 06 00 20 82 00
10: 00 b0 42 e7 dc 00 00 02 00 02 05 b0 00 00 00 40
20: 00 f0 ff 41 00 00 00 42 00 f0 ff 43 00 10 00 00
30: fc 1f 00 00 00 20 00 00 fc 2f 00 00 05 01 80 07
40: 06 11 01 aa 01 00 00 00 00 00 00 00 00 00 00 00
50: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
60: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
70: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

0000:00:0a.1 CardBus bridge: Ricoh Co Ltd RL5c476 II (rev 80)
Subsystem: VIA Technologies, Inc.: Unknown device aa01
Flags: bus master, medium devsel, latency 32, IRQ 12
Memory at e7423000 (32-bit, non-prefetchable) [size=4K]
Bus: primary=00, secondary=06, subordinate=09, sec-latency=176
Memory window 0: 44000000-45fff000 (prefetchable)
Memory window 1: 46000000-47fff000 (prefetchable)
I/O window 0: 00003000-00003fff
I/O window 1: 00004000-00004fff
16-bit legacy interface ports at 0001
00: 80 11 76 04 07 00 10 02 80 00 07 06 00 20 82 00
10: 00 30 42 e7 dc 00 00 02 00 06 09 b0 00 00 00 44
20: 00 f0 ff 45 00 00 00 46 00 f0 ff 47 00 30 00 00
30: fc 3f 00 00 00 40 00 00 fc 4f 00 00 0c 02 80 07
40: 06 11 01 aa 01 00 00 00 00 00 00 00 00 00 00 00
50: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
60: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
70: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

0000:00:10.0 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 Controller (rev 80) (prog-if 00 [UHCI])
Subsystem: VIA Technologies, Inc.: Unknown device aa01
Flags: bus master, medium devsel, latency 32, IRQ 5
I/O ports at c000 [size=32]
Capabilities: [80] Power Management version 2
00: 06 11 38 30 07 00 10 02 80 00 03 0c 08 20 80 00
10: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
20: 01 c0 00 00 00 00 00 00 00 00 00 00 06 11 01 aa
30: 00 00 00 00 80 00 00 00 00 00 00 00 05 01 00 00

0000:00:10.1 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 Controller (rev 80) (prog-if 00 [UHCI])
Subsystem: VIA Technologies, Inc.: Unknown device aa01
Flags: bus master, medium devsel, latency 32, IRQ 12
I/O ports at c400 [size=32]
Capabilities: [80] Power Management version 2
00: 06 11 38 30 07 00 10 02 80 00 03 0c 08 20 80 00
10: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
20: 01 c4 00 00 00 00 00 00 00 00 00 00 06 11 01 aa
30: 00 00 00 00 80 00 00 00 00 00 00 00 0c 02 00 00

0000:00:10.2 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 Controller (rev 80) (prog-if 00 [UHCI])
Subsystem: VIA Technologies, Inc.: Unknown device aa01
Flags: bus master, medium devsel, latency 32, IRQ 7
I/O ports at c800 [size=32]
Capabilities: [80] Power Management version 2
00: 06 11 38 30 07 00 10 02 80 00 03 0c 08 20 80 00
10: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
20: 01 c8 00 00 00 00 00 00 00 00 00 00 06 11 01 aa
30: 00 00 00 00 80 00 00 00 00 00 00 00 07 03 00 00

0000:00:10.3 USB Controller: VIA Technologies, Inc. USB 2.0 (rev 82) (prog-if 20 [EHCI])
Subsystem: VIA Technologies, Inc. USB 2.0
Flags: bus master, medium devsel, latency 32, IRQ 9
Memory at e7428000 (32-bit, non-prefetchable) [size=256]
Capabilities: [80] Power Management version 2
00: 06 11 04 31 07 00 10 02 82 20 03 0c 08 20 00 00
10: 00 80 42 e7 00 00 00 00 00 00 00 00 00 00 00 00
20: 00 00 00 00 00 00 00 00 00 00 00 00 06 11 04 31
30: 00 00 00 00 80 00 00 00 00 00 00 00 09 04 00 00

0000:00:11.0 ISA bridge: VIA Technologies, Inc. VT8235 ISA Bridge
Subsystem: VIA Technologies, Inc.: Unknown device aa01
Flags: bus master, stepping, medium devsel, latency 0
Capabilities: [c0] Power Management version 2
00: 06 11 77 31 87 00 10 02 00 00 01 06 00 00 80 00
10: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
20: 00 00 00 00 00 00 00 00 00 00 00 00 06 11 01 aa
30: 00 00 00 00 c0 00 00 00 00 00 00 00 00 00 00 00

0000:00:11.1 IDE interface: VIA Technologies, Inc. VT82C586A/B/VT82C686/A/B/VT823x/A/C PIPC Bus Master IDE (rev 06) (prog-if 8a [Master SecP PriP])
Subsystem: VIA Technologies, Inc.: Unknown device aa01
Flags: bus master, medium devsel, latency 32, IRQ 5
I/O ports at cc00 [size=16]
Capabilities: [c0] Power Management version 2
00: 06 11 71 05 07 00 90 02 06 8a 01 01 00 20 00 00
10: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
20: 01 cc 00 00 00 00 00 00 00 00 00 00 06 11 01 aa
30: 00 00 00 00 c0 00 00 00 00 00 00 00 ff 01 00 00

0000:00:12.0 Ethernet controller: VIA Technologies, Inc. VT6102 [Rhine-II] (rev 74)
Subsystem: VIA Technologies, Inc. VT6102 [Rhine II] Embeded Ethernet Controller on VT8235
Flags: bus master, medium devsel, latency 32, IRQ 5
I/O ports at d400 [size=256]
Memory at e7429000 (32-bit, non-prefetchable) [size=256]
Capabilities: [40] Power Management version 2
00: 06 11 65 30 07 00 10 02 74 00 00 02 08 20 00 00
10: 01 d4 00 00 00 90 42 e7 00 00 00 00 00 00 00 00
20: 00 00 00 00 00 00 00 00 00 00 00 00 06 11 02 01
30: 00 00 00 00 40 00 00 00 00 00 00 00 05 01 03 08

0000:00:14.0 Mass storage controller: Promise Technology, Inc. PDC20318 (SATA150 TX4) (rev 02)
Subsystem: Promise Technology, Inc. PDC20318 (SATA150 TX4)
Flags: bus master, 66MHz, medium devsel, latency 96, IRQ 12
I/O ports at d800 [size=64]
I/O ports at dc00 [size=16]
I/O ports at e000 [size=128]
Memory at e742a000 (32-bit, non-prefetchable) [size=4K]
Memory at e7400000 (32-bit, non-prefetchable) [size=128K]
Expansion ROM at 48000000 [disabled] [size=16K]
Capabilities: [60] Power Management version 2
00: 5a 10 18 33 07 00 30 02 02 00 80 01 90 60 00 00
10: 01 d8 00 00 01 dc 00 00 01 e0 00 00 00 a0 42 e7
20: 00 00 40 e7 00 00 00 00 00 00 00 00 5a 10 18 33
30: 00 00 00 00 60 00 00 00 00 00 00 00 0c 01 04 12

0000:01:00.0 VGA compatible controller: VIA Technologies, Inc. VT8623 [Apollo CLE266] integrated CastleRock graphics (rev 03) (prog-if 00 [VGA])
Subsystem: VIA Technologies, Inc. VT8623 [Apollo CLE266] integrated CastleRock graphics
Flags: bus master, 66MHz, medium devsel, latency 32, IRQ 5
Memory at e0000000 (32-bit, prefetchable) [size=64M]
Memory at e4000000 (32-bit, non-prefetchable) [size=16M]
Expansion ROM at e5000000 [disabled] [size=64K]
Capabilities: [60] Power Management version 2
Capabilities: [70] AGP version 2.0
00: 06 11 22 31 07 00 30 02 03 00 00 03 00 20 00 00
10: 08 00 00 e0 00 00 00 e4 00 00 00 00 00 00 00 00
20: 00 00 00 00 00 00 00 00 00 00 00 00 06 11 22 31
30: 00 00 00 00 60 00 00 00 00 00 00 00 05 01 02 00
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