SATA2 mode on SATA3 SSD (marvell controller) after boot

[Andrey Fesenko]

On Mon, Apr 21, 2014 at 12:05 AM, Alexander Motin <mav at freebsd.org> wrote:
>
> Then it is a question to hardware or firmware not an OS driver.
>
> --
> Alexander Motin

Thanks for the tips
try to change to another, it seems some problems with the firmware

In the linux (grml)
Sata-3 hdd have section
Standards:
        Supported: 9 8 7 6 5
        Likely used: 9


# hdparm -I /dev/sdc

/dev/sdc:

ATA device, with non-removable media
        Model Number:       PLEXTOR PX-128M5S
        Serial Number:      P02411112921
        Firmware Revision:  1.05
        Transport:          Serial, ATA8-AST, SATA II Extensions, SATA
Rev 2.6, SATA Rev 3.0
Standards:
        Used: ATA/ATAPI-7 T13 1532D revision 4a
        Supported: 8 7 6 5 & some of 8
Configuration:
        Logical         max     current
        cylinders       16383   16383
        heads           16      16
        sectors/track   63      63
        --
        CHS current addressable sectors:   16514064
        LBA    user addressable sectors:  250069680
        LBA48  user addressable sectors:  250069680
        Logical  Sector size:                   512 bytes
        Physical Sector size:                   512 bytes
        Logical Sector-0 offset:                  0 bytes
        device size with M = 1024*1024:      122104 MBytes
        device size with M = 1000*1000:      128035 MBytes (128 GB)
        cache/buffer size  = unknown
        Nominal Media Rotation Rate: Solid State Device
Capabilities:
        LBA, IORDY(can be disabled)
        Queue depth: 32
        Standby timer values: spec'd by Standard, no device specific minimum
        R/W multiple sector transfer: Max = 16  Current = 16
        DMA: mdma0 mdma1 mdma2 udma0 udma1 udma2 udma3 udma4 udma5 *udma6
             Cycle time: min=120ns recommended=120ns
        PIO: pio0 pio1 pio2 pio3 pio4
             Cycle time: no flow control=120ns  IORDY flow control=120ns
Commands/features:
        Enabled Supported:
           *    SMART feature set
                Security Mode feature set
           *    Power Management feature set
           *    Write cache
           *    Look-ahead
           *    Host Protected Area feature set
           *    WRITE_BUFFER command
           *    READ_BUFFER command
           *    DOWNLOAD_MICROCODE
                SET_MAX security extension
           *    48-bit Address feature set
           *    Device Configuration Overlay feature set
           *    Mandatory FLUSH_CACHE
           *    FLUSH_CACHE_EXT
           *    SMART error logging
           *    SMART self-test
           *    General Purpose Logging feature set
           *    64-bit World wide name
           *    Segmented DOWNLOAD_MICROCODE
           *    Gen1 signaling speed (1.5Gb/s)
           *    Gen2 signaling speed (3.0Gb/s)
           *    Gen3 signaling speed (6.0Gb/s)
           *    Native Command Queueing (NCQ)
           *    Host-initiated interface power management
           *    Phy event counters
           *    DMA Setup Auto-Activate optimization
                Device-initiated interface power management
           *    Software settings preservation
                unknown 78[8]
           *    SMART Command Transport (SCT) feature set
           *    SCT Write Same (AC2)
           *    SCT Error Recovery Control (AC3)
           *    SCT Features Control (AC4)
           *    SCT Data Tables (AC5)
           *    Data Set Management TRIM supported (limit 8 blocks)
Security:
                supported
        not     enabled
        not     locked
                frozen
        not     expired: security count
                supported: enhanced erase
        6min for SECURITY ERASE UNIT. 6min for ENHANCED SECURITY ERASE UNIT.
Logical Unit WWN Device Identifier: 500230310017df1b
        NAA             : 5
        IEEE OUI        : 002303
        Unique ID       : 10017df1b
Checksum: correct

after reconnect SSD this information not change, but syslog

2014-04-21T00:23:21.223409+00:00 grml kernel: [    3.482230] ata4:
SATA link up 3.0 Gbps (SStatus 123 SControl 300)
2014-04-21T00:23:21.223410+00:00 grml kernel: [    3.482375] Switched
to clocksource tsc
2014-04-21T00:23:21.223410+00:00 grml kernel: [    3.484803] ata4.00:
ATA-8: PLEXTOR PX-128M5S, 1.05, max UDMA/133
2014-04-21T00:23:21.223413+00:00 grml kernel: [    3.484804] ata4.00:
250069680 sectors, multi 16: LBA48 NCQ (depth 31/32), AA
...
2014-04-21T00:43:52.004962+00:00 grml kernel: [ 1199.327857] ata4:
SError: { DevExch }
2014-04-21T00:43:52.004962+00:00 grml kernel: [ 1199.327860] ata4:
hard resetting link
2014-04-21T00:43:52.728949+00:00 grml kernel: [ 1200.048622] ata4:
SATA link up 6.0 Gbps (SStatus 133 SControl 300)
2014-04-21T00:43:52.728953+00:00 grml kernel: [ 1200.051217] ata4.00:
ATA-8: PLEXTOR PX-128M5S, 1.05, max UDMA/133
2014-04-21T00:43:52.728954+00:00 grml kernel: [ 1200.051219] ata4.00:
250069680 sectors, multi 1: LBA48 NCQ (depth 31/32), AA