8.0-beta3 does not detect several ata channels
Rainer Hurling
rhurlin at gwdg.de
Tue Sep 1 18:49:18 UTC 2009
On 01.09.2009 19:41 (UTC+2), John Baldwin wrote:
> On Tuesday 01 September 2009 12:47:50 pm Rainer Hurling wrote:
>> On 01.09.2009 16:02 (UTC+2), John Baldwin wrote:
>>> On Monday 31 August 2009 12:03:04 pm Florian Smeets wrote:
>>>> On 8/31/09 5:54 PM, Nick Hilliard wrote:
>>>>> Hi,
>>>>>
>>>>> I have a hp proliant ML115 with 6 sata ports which run in ATA mode (bios
>>>>> doesn't appear to give the option to use AHCI). On freebsd 7.x, all
>>>>> channels are detected. On freebsd8.0-beta3, the disks attached to the
>>>>> first two SATA ports are not detected, although it detects the ports
>>>>> themselves.
>>>>>
>>>>> I've attached a verbose dmesg from freebsd 7.1 and 8.0-beta3.
>>>>>
>>>>> Any ideas on what's going on here? This seems like a nasty regression.
>>>> There are 3 PRs about this problem: 128686, 132372, 137942.
>>>>
>>>> i386 version should recognize the disks. amd64 does when you set
>>>> hw.pci.mcfg=0 in loader.conf.
>>> Hmm, so an idea I had just now.. can you grab a dump of the PCI config
> space
>>> for the disk controller in the MCFG vs non-MCFG cases? That is, find the
>>> device's address using pciconf -lv (e.g. pci0:0:30:0 or some such) and
> then
>>> run this command under both configurations and save the output:
>>>
>>> pciconf -r pci0:0:30:0 0:0xfc
>>>
>> I am not sure if your idea has something to do with my (and some other
>> users) problem. So excuse me, if this posting is wrong.
>>
>> For some month now I am only able to boot CURRENT under amd64 with
>> setting hw.pci.mcfg=0. Under i386 all works fine. Below I listed output
>> under i386 and under amd64. Perhaps you are able to get a hint?
>
> Hmm, would you be able to boot with mcfg=1 on amd64 (perhaps using nfsroot or
> an mfsroot) and capture this output? The mcfg thing only affects access to
> PCI config space (what pciconf -r is displaying). I want to be able to
> compare the "broken" case (amd64 mcfg=1) with a working case.
My only amd64 system is at home. Sorry, but I have no idea how to start
this system using nfsroot oder mfsroot.
>> Tell me if I can help in any way.
>>
>> Thanks in advance,
>> Rainer Hurling
>>
>>
>> #pciconf -lv
>> atapci1 at pci0:0:5:0: class=0x010185 card=0x72601462 chip=0x037f10de
>> rev=0xa2 hdr=0x00
>> vendor = 'Nvidia Corp'
>> device = 'MCP55 SATA/RAID Controller (MCP55S)'
>> class = mass storage
>> subclass = ATA
>> atapci2 at pci0:0:5:1: class=0x010185 card=0x72601462 chip=0x037f10de
>> rev=0xa2 hdr=0x00
>> vendor = 'Nvidia Corp'
>> device = 'MCP55 SATA/RAID Controller (MCP55S)'
>> class = mass storage
>> subclass = ATA
>>
>>
>> --- i386 Config ----------------------------------------------------
>> #sysctl hw.pci.mcfg
>> hw.pci.mcfg: 1
>>
>> #pciconf -r pci0:0:5:0 0:0xfc
>> 037f10de 00b00007 010185a2 00800000
>> 0000c481 0000c401 0000c081 0000c001
>> 0000bc01 f9ef9000 00000000 72601462
>> 00000000 00000044 00000000 01030117
>> 72601462 0002b001 00000000 00000000
>> 0008680f 00000000 00000000 00000000
>> 00000000 00000c41 42060f00 00000000
>> 40c4782c 00001001 00001001 00200020
>> c0000000 0f498000 a0200000 7c750000
>> a0100000 00000000 10060006 0101037f
>> 19000a12 00000000 00000000 02003133
>> 0084cc05 00000000 00000000 00000000
>> 00000000 00000000 000a000a a8020008
>> 0c02000a 00000042 00000000 e7c00001
>> 0c02000a 00000042 00000000 e030000f
>> 00000000 00000000 000c0010 00000000
>>
>> #pciconf -r pci0:0:5:1 0:0xfc
>> 037f10de 00b00007 010185a2 00800000
>> 0000b881 0000b801 0000b481 0000b401
>> 0000b081 f9ef8000 00000000 72601462
>> 00000000 00000044 00000000 01030214
>> 72601462 0002b001 00000000 00000000
>> 0008680f 00000000 00000000 00000000
>> 00000000 00000c41 42060f00 00000000
>> 40c4782c 00001001 00001001 00200020
>> c0000000 ffefffff 0f1f0000 f7ff7f3b
>> 3fb70000 00000000 10060006 0101037f
>> 00000a12 00000000 00000000 02003133
>> 0084cc05 00000000 00000000 00000000
>> 00000000 00000000 000a000a a8020008
>> 0602000a 00000042 00000000 0050000f
>> 0602000a 00000042 00000000 0040000f
>> 00000000 00000000 000c0010 00000000
>>
>>
>> --- amd64 Config ---------------------------------------------------
>> #sysctl hw.pci.mcfg
>> hw.pci.mcfg: 0
>>
>> #pciconf -r pci0:0:5:0 0:0xfc
>> 037f10de 00b00007 010185a2 00800000
>> 0000c481 0000c401 0000c081 0000c001
>> 0000bc01 f9ef9000 00000000 72601462
>> 00000000 00000044 00000000 01030117
>> 72601462 0002b001 00000000 00000000
>> 0008680f 00000000 00000000 00000000
>> 00000000 00000c41 42060f00 00000000
>> 40c4782c 00001001 00001001 00200020
>> c0000000 03562000 80080000 41403000
>> b0080000 00000000 10060006 0101037f
>> 18000a12 00000000 00000000 02003133
>> 0084cc05 00000000 00000000 00000000
>> 00000000 00000000 000a000a a8020008
>> 0c02000a 00000042 00000000 e7c00001
>> 0c02000a 00000042 00000000 e030000f
>> 00000000 00000000 000c0010 00000000
>>
>> #pciconf -r pci0:0:5:1 0:0xfc
>> 037f10de 00b00007 010185a2 00800000
>> 0000b881 0000b801 0000b481 0000b401
>> 0000b081 f9ef8000 00000000 72601462
>> 00000000 00000044 00000000 01030214
>> 72601462 0002b001 00000000 00000000
>> 0008680f 00000000 00000000 00000000
>> 00000000 00000c41 42060f00 00000000
>> 40c4782c 00001001 00001001 00200020
>> 00000000 ffefffff 0f1f0000 f7ff7f3b
>> 3fb70000 00000000 10060006 0101037f
>> 00000a12 00000000 00000000 02003133
>> 0084cc05 00000000 00000000 00000000
>> 00000000 00000000 000a000a a8020008
>> 0602000a 00000042 00000000 0050000f
>> 0602000a 00000042 00000000 0040000f
>> 00000000 00000000 000c0010 00000000
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