Here is the output after installation of Xen Server 6.2 - it seems to
me there is no proper bind from the ahci driver:
# lspci -vv -s 0a:00
0a:00.0 SATA controller: Marvell Technology Group Ltd. Device 9183
(rev 14) (prog-if 01 [AHCI 1.0])
Subsystem: Marvell Technology Group Ltd. Device 9183
Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
ParErr- Stepping- SERR- FastB2B- DisINTx+
Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
Latency: 0, Cache Line Size: 64 bytes
Interrupt: pin A routed to IRQ 1263
Region 0: I/O ports at 2028 [size=8]
Region 1: I/O ports at 2034 [size=4]
Region 2: I/O ports at 2020 [size=8]
Region 3: I/O ports at 2030 [size=4]
Region 4: I/O ports at 2000 [size=32]
Region 5: Memory at b9b00000 (32-bit, non-prefetchable) [size=512]
Expansion ROM at ba200000 [disabled] [size=128K]
Capabilities: [40] Power Management version 3
Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA
PME(D0-,D1-,D2-,D3hot+,D3cold-)
Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME-
Capabilities: [50] MSI: Enable+ Count=1/1 Maskable- 64bit-
Address: fee06000 Data: 4032
Capabilities: [70] Express (v2) Legacy Endpoint, MSI 00
DevCap: MaxPayload 512 bytes, PhantFunc 0, Latency L0s
<1us, L1 <8us
ExtTag- AttnBtn- AttnInd- PwrInd- RBE+ FLReset-
DevCtl: Report errors: Correctable- Non-Fatal- Fatal-
Unsupported-
RlxdOrd+ ExtTag- PhantFunc- AuxPwr- NoSnoop-
MaxPayload 256 bytes, MaxReadReq 512 bytes
DevSta: CorrErr+ UncorrErr- FatalErr- UnsuppReq+
AuxPwr- TransPend-
LnkCap: Port #0, Speed 5GT/s, Width x2, ASPM L0s L1,
Latency L0 <512ns, L1 <64us
ClockPM+ Surprise- LLActRep- BwNot-
LnkCtl: ASPM Disabled; RCB 64 bytes Disabled- Retrain- CommClk+
ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
LnkSta: Speed 5GT/s, Width x2, TrErr- Train- SlotClk+
DLActive- BWMgmt- ABWMgmt-
DevCap2: Completion Timeout: Not Supported, TimeoutDis+
DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-
LnkCtl2: Target Link Speed: 5GT/s, EnterCompliance-
SpeedDis-, Selectable De-emphasis: -6dB
Transmit Margin: Normal Operating Range,
EnterModifiedCompliance- ComplianceSOS-
Compliance De-emphasis: -6dB
LnkSta2: Current De-emphasis Level: -3.5dB
Capabilities: [e0] SATA HBA v0.0 BAR4 Offset=00000004
Capabilities: [100 v1] Advanced Error Reporting
UESta: DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt-
UnxCmplt- RxOF- MalfTLP- ECRC- UnsupReq- ACSViol-
UEMsk: DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt-
UnxCmplt- RxOF- MalfTLP- ECRC- UnsupReq- ACSViol-
UESvrt: DLP+ SDES+ TLP- FCP+ CmpltTO- CmpltAbrt-
UnxCmplt- RxOF+ MalfTLP+ ECRC- UnsupReq- ACSViol-
CESta: RxErr- BadTLP- BadDLLP- Rollover- Timeout- NonFatalErr+
CEMsk: RxErr- BadTLP- BadDLLP- Rollover- Timeout- NonFatalErr+
AERCap: First Error Pointer: 00, GenCap- CGenEn- ChkCap- ChkEn-
Kernel driver in use: ahci
Kernel modules: ahci
However:
# lsmod | grep ahci
Module Size Used by
ahci 32926 0
libata 153762 1 ahci
And from dmesg:
[ 35.492941] ahci 0000:0a:00.0: PCI INT A -> GSI 30 (level, low) -> IRQ 30
[ 35.492951] i801_smbus 0000:00:1f.3: PCI INT B -> GSI 18 (level,
low) -> IRQ 18
[ 35.492997] ahci 0000:0a:00.0: get owner: 7ff0
[ 35.493016] ahci 0000:0a:00.0: irq 1263 (287) for MSI/MSI-X
[ 35.513899] ahci 0000:0a:00.0: AHCI 0001.0000 32 slots 1 ports 6
Gbps 0x1 impl SATA mode
[ 35.513903] ahci 0000:0a:00.0: flags: 64bit ncq sntf led pio slum part
[ 35.513909] ahci 0000:0a:00.0: setting latency timer to 64
[ 35.514249] scsi7 : ahci
[ 35.514286] ata7: SATA max UDMA/133 abar m512@0xb9b00000 port
0xb9b00100 irq 1263[ 35.865058] ata7: SATA link up 6.0 Gbps (SStatus
133 SControl 300)
[ 35.866952] ata7.00: failed to IDENTIFY (INIT_DEV_PARAMS failed,
err_mask=0x80)
[ 41.213883] ata7: SATA link up 6.0 Gbps (SStatus 133 SControl 300)
[ 41.215777] ata7.00: failed to IDENTIFY (INIT_DEV_PARAMS failed,
err_mask=0x80)
[ 41.215782] ata7: limiting SATA link speed to 3.0 Gbps
[ 46.563878] ata7: SATA link up 3.0 Gbps (SStatus 123 SControl 320)
[ 46.565767] ata7.00: failed to IDENTIFY (INIT_DEV_PARAMS failed,
err_mask=0x80)
[ 51.913876] ata7: SATA link up 3.0 Gbps (SStatus 123 SControl 320)
It seems initialization fails - same succeeds in RHEL 6.3
Thanks!
Dimitar
On Sat, Sep 28, 2013 at 5:57 AM, Jack Wang <jack.wang.usish@xxxxxxxxx> wrote:
> Hi，
>
> have you checked the device is proper bind to ahci driver on Xen Server 6.2?
>
> lspci -vv -s 0a:00?
>
> Jack
>
>
> 2013/9/28 Dimitar Boyn <dimitarboyn@xxxxxxxxxxxxxxxxxxx>
>>
>> Hi, Jeff! (and Team)
>>
>> We still work with early engineering releases of M.2 SSD at this point
>> as PCIe compatible M.2 will not be available commercially for at least
>> a few weeks.
>> Current implementations use AHCI controllers by Marvell.
>> We are able to natively install RHEL 6.3 on it as boot device where it
>> is discovered as the device:
>>
>> 0a:00.0 SATA controller: Marvell Technology Group Ltd. Device 9183 (rev
>> 14)
>>
>> You can see that in BIOS the PCIe device is correctly discovered too:
>> <Missing picture>
>>
>> My question is related to other Linux related platforms which do not
>> identify the device as SSD SATA at boot time - and in particular
>> Oracle vServer, XenServer 6.2.
>>
>> I have gathered some information included bellow and noticed that
>> drivers included in the distributions were dependent on other modules
>> before.
>>
>> Could you please explain the changes in the module included with RHEL
>> 6.3 and advise how/what to modify in the other distributions to enable
>> correct recognition at install time?
>>
>>
>> ---------------------------------------------------------------------------------------
>>
>> RHEL 6.3
>>
>> #modinfo ahci
>>
>> filename:
>> /lib/modules/2.6.32-279.el6.x86_64/kernel/drivers/ata/ahci.ko
>>
>> version: 3.0
>>
>> license: GPL
>>
>> description: AHCI SATA low-level driver
>>
>> author: Jeff Garzik
>>
>> srcversion: C45EE190F3F2730DF6E95A0
>>
>> depends:
>>
>> vermagic: 2.6.32-279.el6.x86_64 SMP mod_unload modversions
>>
>> parm: skip_host_reset:skip global host reset (0=don't skip,
>> 1=skip) (int)
>>
>> parm: ignore_sss:Ignore staggered spinup flag (0=don't
>> ignore, 1=ignore) (int)
>>
>> parm: ahci_em_messages:AHCI Enclosure Management Message
>> control (0 = off, 1 = on) (int)
>>
>> parm: marvell_enable:Marvell SATA via AHCI (1 = enabled) (int)
>>
>> #yum install smartmontools
>>
>> #uname -u
>>
>> 2.6.32-279.el6.x86_64 #1 SMP Wed Jun 13 18:24:36 EDT 2012 x86_64
>> x86_64 x86_64 GNU/Linux
>>
>> # lsmod | grep ahci
>>
>> Module Size Used by
>>
>> ahci 40871 8
>>
>> #cat /sys/module/ahci/parameters/ahci_em_messages 1
>>
>> #cat /sys/module/ahci/parameters/ignore_sss 0
>>
>> #cat /sys/module/ahci/parameters/marvell_enable
>>
>> 0
>>
>> #cat /sys/module/ahci/parameters/skip_host_reset
>>
>> 0
>>
>> from /var/log/messg
>>
>> …………………
>>
>> kernel: ahci 0000:0a:00.0: PCI INT A -> GSI 30 (level, low) -> IRQ 30
>>
>> kernel: ahci 0000:0a:00.0: AHCI 0001.0000 32 slots 1 ports 6 Gbps 0x1
>> impl SATA mode
>>
>> kernel: ahci 0000:0a:00.0: flags: 64bit ncq sntf led pio slum part
>>
>> kernel: scsi7 : ahci
>>
>> kernel: ata7: SATA max UDMA/133 abar m512@0xb9b00000 port 0xb9b00100 irq
>> 65
>>
>> kernel: ata6: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
>>
>> kernel: ata7: SATA link up 6.0 Gbps (SStatus 133 SControl 300)
>>
>> kernel: ata7.00: ATA-8: LITEONIT LGT-128B1P, VG7RDTB, max UDMA/133
>>
>> kernel: ata7.00: 250069680 sectors, multi 1: LBA48 NCQ (depth 31/32), AA
>>
>> kernel: ata7.00: configured for UDMA/133
>> --------------------------------------
>> however:
>>
>> Xen Server 6.2
>>
>> #modinfo ahci
>>
>> filename:
>> /lib/modules/2.6.32.43-0.4.1.xs1.8.0.835.170778xen/kernel/drivers/ata/ahci.ko
>>
>> version: 3.0
>>
>> description: AHCI SATA low-level driver
>>
>> author: Jeff Garzik
>>
>> srcversion: 2A18A052E06680917E65277
>>
>> depends: libata
>>
>> vermagic: 2.6.32.43-0.4.1.xs1.8.0.835.170778xen SMP mod_unload
>> modversions Xen 686
>>
>> parm: skip_host_reset: skip global host reset (0=don’t skip, 1=skip) (int)
>>
>> parm: ignore_sss: Ignore staggered spinup flag (0=don’t ignore, 1=ignore)
>> (int)
>>
>> parm: ahci_em_messages: Set AHCI Enclosure Management Message type
>> (0=disabled, 1=LED) (int)
>>
>> parm: marvell_enable: Marvell SATA via AHCI (1=enabled) (int)
>>
>>
>> Oracle vServer (v37306-01.iso)
>>
>> #uname -u
>>
>> 2.6.39-300.29.1.el5uek #1 SMP THu Feb 14 03:32:54 PST 2013 x86_64
>> GNU/Linux
>>
>>
>> #lsmod | grep ahci
>>
>> ahci 22884 0
>>
>> libahci 24254 1 ahci
>>
>>
>> #lspci
>>
>> 0a:00.0 SATA Controller: Marvell Technology Group LTd. Device 9183 (rev
>> 14)
>>
>>
>> #lspci -s 0a:00 -nn
>>
>> a:00.0 SATA Controller [0106]: Marvell Technology Group LTd. Device
>> 9183 [1b4b:9183] (rev 14)
>>
>>
>>
>> Many Thanks!
>> Dimitar Boyn
>>
>> --
>> -- LiveLoveDo
>> --
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>
>
--
Dimitar Boyn
CEO
Cyclone Trading Company
Email:
dimitarboyn@xxxxxxxxxxxxxxxxxxx
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Office 2 Mobile:
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