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[Linux][i.mx6] When I boot form emmc, sometime failed to mount sata in kernel.

Question asked by charles huang on Jun 9, 2014
Latest reply on Jul 8, 2014 by clayder huang


Hi Freescale

 

When I boot form emmc, sometime failed to mount sata disk in kernel.

 

That's failed to mount sata debug message from kernel.

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ata1: SATA link down (SStatus 1 SControl 300)

ata1: exception Emask 0x10 SAct 0x0 SErr 0x4040000 action 0xe frozen t4

ata1: irq_stat 0x00000040, connection status changed

ata1: SError: { CommWake DevExch }

ata1: hard resetting link

ata1: SATA link down (SStatus 1 SControl 300)

ata1: EH complete

EXT3-fs: barriers not enabled

kjournald starting.  Commit interval 5 seconds

EXT3-fs (mmcblk0p1): warning: maximal mount count reached, running e2fsck is recommended

EXT3-fs (mmcblk0p1): using internal journal

EXT3-fs (mmcblk0p1): recovery complete

EXT3-fs (mmcblk0p1): mounted filesystem with writeback data mode

VFS: Mounted root (ext3 filesystem) on device 179:1.

Freeing init memory: 192K

##########################################################################

 

 

 

Sometime will be success to mount sata disk.

That's success to mount sata disk message.

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ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300)

mmcblk0: p1

mmcblk0boot1: unknown partition table

sgtl5000 4-000a: sgtl5000 revision 17

mmcblk0boot0: unknown partition table

ata1.00: ATA-8: Hitachi HTS545016B9A300, PBBOC60F, max UDMA/133

ata1.00: 312581808 sectors, multi 0: LBA48 NCQ (depth 31/32)

ata1.00: configured for UDMA/133

scsi 0:0:0:0: Direct-Access     ATA      Hitachi HTS54501 PBBO PQ: 0 ANSI: 5

sd 0:0:0:0: [sda] 312581808 512-byte logical blocks: (160 GB/149 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

asoc: sgtl5000 <-> imx-ssi.1 mapping ok

sda: sda1

sd 0:0:0:0: [sda] Attached SCSI disk

##########################################################################

 

 

 

Thanks

Clayder

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