[PATCH V7 1/5] AHCI Add the AHCI SATA feature on the MX53 platforms

Mon Sep 5 14:06:56 EDT 2011

Hi Hector,

I don't have this issue either. Could you verify it's caused by something else?
You may try a different SSD.

- eric

On Wed, Aug 31, 2011 at 8:09 PM, Richard Zhu <richard.zhu at linaro.org> wrote:
> Hi Hector:
> What's happen before "> [    7.073106] EXT4-fs (sda2): re-mounted.
> Opts: errors=remount-ro"?
> I re-based the patches to Sascha's imx-features branch, my sata device can work.
> Test sw environment:  Sascha's imx-features branch,
> Test hw environment: iMX53 loco board, 32G sandisk ssd, tftp download
> the kernel image,
>  and the nfs type rootfs is mounted.
>
> loop: module loaded
> ahci: SSS flag set, parallel bus scan disabled
> ahci imx53-ahci.0: AHCI 0001.0100 32 slots 1 ports 3 Gbps 0x1 impl platform mode
> ahci imx53-ahci.0: flags: ncq sntf stag pm led clo only pmp pio slum part ccc
> scsi0 : ahci_platform
> ata1: SATA max UDMA/133 mmio [mem 0x10000000-0x10000fff] port 0x100 irq 28
> FEC Ethernet Driver
> fec_enet_mii_bus: probed
> ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
> Initializing USB Mass Storage driver...
> usbcore: registered new interface driver usb-storage
> USB Mass Storage support registered.
> mousedev: PS/2 mouse device common for all mice
> input: mma8450 as /devices/virtual/input/input0
> i2c /dev entries driver
> imx2-wdt imx2-wdt.0: IMX2+ Watchdog Timer enabled. timeout=60s (nowayout=0)
> sdhci: Secure Digital Host Controller Interface driver
> sdhci: Copyright(c) Pierre Ossman
> sdhci-pltfm: SDHCI platform and OF driver helper
> mmc0: no vmmc regulator found
> mmc0: SDHCI controller on sdhci-esdhc-imx53.0 [sdhci-esdhc-imx53.0] using DMA
> mmc1: no vmmc regulator found
> mmc1: SDHCI controller on sdhci-esdhc-imx53.2 [sdhci-esdhc-imx53.2] using DMA
> usbcore: registered new interface driver usbhid
> usbhid: USB HID core driver
> TCP cubic registered
> NET: Registered protocol family 17
> Registering the dns_resolver key type
> VFP support v0.3: implementor 41 architecture 3 part 30 variant c rev 2
> input: gpio-keys as /devices/platform/gpio-keys/input/input1
> drivers/rtc/hctosys.c: unable to open rtc device (rtc0)
> eth0: Freescale FEC PHY driver [SMSC LAN8710/LAN8720]
> (mii_bus:phy_addr=1:00, irq=-1)
> mmc0: host does not support reading read-only switch. assuming write-enable.
> mmc0: new high speed SDHC card at address 0001
> mmcblk0: mmc0:0001 00000 3.79 GiB
>  mmcblk0: p1 p2 p3
> ata1: softreset failed (device not ready)
> ata1: applying PMP SRST workaround and retrying
> ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
> ata1.00: ATA-8: SanDisk SSD P4 32GB, SSD 8.00, max UDMA/133
> ata1.00: 62533296 sectors, multi 1: LBA48
> ata1.00: configured for UDMA/133
> scsi 0:0:0:0: Direct-Access     ATA      SanDisk SSD P4 3 SSD  PQ: 0 ANSI: 5
> sd 0:0:0:0: [sda] 62533296 512-byte logical blocks: (32.0 GB/29.8 GiB)
> 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: sda1 sda2
> sd 0:0:0:0: [sda] Attached SCSI disk
> PHY: 1:00 - Link is Up - 100/Full
> Sending DHCP requests ., OK
>
> Best Regards
> Richard Zhu
>
> On 31 August 2011 20:57, Hector Oron <hector.oron at gmail.com> wrote:
>> Hello,
>>
>> 2011/8/31 Richard Zhu <richard.zhu at linaro.org>:
>>> Hi Hector:
>>> Thanks for your help to tests these patches.
>>
>> Note I rebased this patches against 'imx-features' branch on Sascha's tree.
>> I am noticing some obscure (to me) messages from kernel:
>>
>> [    6.874694] Adding 9767516k swap on /dev/sda3.  Priority:-1
>> extents:1 across:9767516k
>> [    7.073106] EXT4-fs (sda2): re-mounted. Opts: errors=remount-ro
>> [    7.708399] ata1.00: exception Emask 0x12 SAct 0x3 SErr 0x1280500
>> action 0x6 frozen
>> [    7.716219] ata1.00: irq_stat 0x08000000, interface fatal error
>> [    7.722216] ata1: SError: { UnrecovData Proto 10B8B BadCRC TrStaTrns }
>> [    7.728780] ata1.00: failed command: READ FPDMA QUEUED
>> [    7.733995] ata1.00: cmd 60/00:00:f2:11:32/01:00:00:00:00/40 tag 0
>> ncq 131072 in
>> [    7.734002]          res 40/00:04:f2:11:32/00:00:00:00:00/40 Emask
>> 0x12 (ATA bus error)
>> [    7.749468] ata1.00: status: { DRDY }
>> [    7.753176] ata1.00: failed command: READ FPDMA QUEUED
>> [    7.758356] ata1.00: cmd 60/18:08:c2:14:32/00:00:00:00:00/40 tag 1
>> ncq 12288 in
>> [    7.758363]          res 40/00:04:f2:11:32/00:00:00:00:00/40 Emask
>> 0x12 (ATA bus error)
>> [    7.773739] ata1.00: status: { DRDY }
>> [    7.777448] ata1: hard resetting link
>> [    8.750427] ata1: softreset failed (device not ready)
>> [    8.755551] ata1: applying PMP SRST workaround and retrying
>> [    8.960435] ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
>> [    8.981938] ata1.00: configured for UDMA/133
>> [    8.986535] ata1: EH complete
>> [   12.147912] eth0: Freescale FEC PHY driver [Generic PHY]
>> (mii_bus:phy_addr=1:00, irq=-1)
>> [   12.521870] ata1.00: exception Emask 0x12 SAct 0xf SErr 0x800500
>> action 0x6 frozen
>> [   12.529518] ata1.00: irq_stat 0x08000000, interface fatal error
>> [   12.535546] ata1: SError: { UnrecovData Proto LinkSeq }
>> [   12.540851] ata1.00: failed command: READ FPDMA QUEUED
>> [   12.546039] ata1.00: cmd 60/00:00:a2:19:2c/01:00:00:00:00/40 tag 0
>> ncq 131072 in
>> [   12.546046]          res 40/00:14:7a:aa:2c/00:00:00:00:00/40 Emask
>> 0x12 (ATA bus error)
>> [   12.561519] ata1.00: status: { DRDY }
>> [   12.565209] ata1.00: failed command: READ FPDMA QUEUED
>> [   12.570419] ata1.00: cmd 60/00:08:1a:e9:2c/01:00:00:00:00/40 tag 1
>> ncq 131072 in
>> [   12.570426]          res 40/00:14:7a:aa:2c/00:00:00:00:00/40 Emask
>> 0x12 (ATA bus error)
>> [   12.585890] ata1.00: status: { DRDY }
>> [   12.589578] ata1.00: failed command: READ FPDMA QUEUED
>> [   12.594776] ata1.00: cmd 60/00:10:7a:aa:2c/01:00:00:00:00/40 tag 2
>> ncq 131072 in
>> [   12.594783]          res 40/00:14:7a:aa:2c/00:00:00:00:00/40 Emask
>> 0x12 (ATA bus error)
>> [   12.610240] ata1.00: status: { DRDY }
>> [   12.613945] ata1.00: failed command: READ FPDMA QUEUED
>> [   12.619118] ata1.00: cmd 60/e0:18:1a:10:2c/00:00:00:00:00/40 tag 3
>> ncq 114688 in
>> [   12.619125]          res 40/00:14:7a:aa:2c/00:00:00:00:00/40 Emask
>> 0x12 (ATA bus error)
>> [   12.634583] ata1.00: status: { DRDY }
>> [   12.638292] ata1: hard resetting link
>> [   13.790424] ata1: softreset failed (device not ready)
>> [   13.795543] ata1: applying PMP SRST workaround and retrying
>> [   14.000437] ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
>> [   14.021749] ata1.00: configured for UDMA/133
>> [   14.026836] ata1: EH complete
>> [   14.140774] PHY: 1:00 - Link is Up - 100/Full
>>
>>
>> Best regards,
>> --
>>  Héctor Orón  -.. . -... .. .- -.   -.. . ...- . .-.. --- .--. . .-.
>>
>
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