Public bug reported:
Steps to reproduce :
*a laptop with an ExpressCard slot
*ExpressCard 54 CF adapter using PCI express link
*a Compact Flash with UDMA (i have a Transcend 300x)
*Using the last live CD
What is wrong :
Data rate is to slow
what i'm waiting for :
Data rate near 45 MB/s
[EMAIL PROTECTED]:~$ uname -a
Linux ubuntu 2.6.27-3-generic #1 SMP Wed Sep 10 16:02:00 UTC 2008 i686 GNU/Linux
[EMAIL PROTECTED]:~$ dmesg | grep "ata3"
[ 7.202820] ata3: PATA max UDMA/100 cmd 0x3010 ctl 0x3020 bmdma 0x3000 irq 16
[ 7.369350] ata3.00: ATA-4: TRANSCEND, 20080128, max UDMA/100
[ 7.369424] ata3.00: 15924384 sectors, multi 0: LBA
[ 7.369506] ata3.00: limited to UDMA/33 due to 40-wire cable
[ 7.389080] ata3.00: configured for UDMA/33
[EMAIL PROTECTED]:~$ sudo hdparm -i /dev/sda
/dev/sda:
Model=TRANSCEND , FwRev=20080128,
SerialNo=20030211 00000528
Config={ HardSect NotMFM Fixed DTR>10Mbs }
RawCHS=15798/16/63, TrkSize=0, SectSize=576, ECCbytes=4
BuffType=DualPort, BuffSize=1kB, MaxMultSect=1, MultSect=?0?
CurCHS=15798/16/63, CurSects=15924384, LBA=yes, LBAsects=15924384
IORDY=no, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120}
PIO modes: pio0 pio1 pio2 pio3 pio4
DMA modes: mdma0 mdma1 mdma2
UDMA modes: udma0 udma1 *udma2 udma3 udma4 udma5
AdvancedPM=yes: disabled (255)
Drive conforms to: Unspecified: ATA/ATAPI-4
* signifies the current active mode
[EMAIL PROTECTED]:~$ lspci
00:00.0 Host bridge: Silicon Integrated Systems [SiS] 671MX
00:01.0 PCI bridge: Silicon Integrated Systems [SiS] SiS AGP Port (virtual
PCI-to-PCI bridge)
00:02.0 ISA bridge: Silicon Integrated Systems [SiS] SiS968 [MuTIOL Media IO]
(rev 01)
00:02.5 IDE interface: Silicon Integrated Systems [SiS] 5513 [IDE] (rev 01)
00:03.0 USB Controller: Silicon Integrated Systems [SiS] USB 1.1 Controller
(rev 0f)
00:03.1 USB Controller: Silicon Integrated Systems [SiS] USB 1.1 Controller
(rev 0f)
00:03.3 USB Controller: Silicon Integrated Systems [SiS] USB 2.0 Controller
00:04.0 Ethernet controller: Silicon Integrated Systems [SiS] 191 Gigabit
Ethernet Adapter (rev 02)
00:05.0 IDE interface: Silicon Integrated Systems [SiS] SATA Controller / IDE
mode (rev 03)
00:06.0 PCI bridge: Silicon Integrated Systems [SiS] PCI-to-PCI bridge
00:07.0 PCI bridge: Silicon Integrated Systems [SiS] PCI-to-PCI bridge
00:09.0 FLASH memory: ENE Technology Inc ENE PCI Memory Stick Card Reader
Controller
00:09.1 SD Host controller: ENE Technology Inc ENE PCI SmartMedia / xD Card
Reader Controller
00:09.3 FLASH memory: ENE Technology Inc ENE PCI Secure Digital / MMC Card
Reader Controller
00:0f.0 Audio device: Silicon Integrated Systems [SiS] Azalia Audio Controller
00:1f.0 PCI bridge: Silicon Integrated Systems [SiS] PCI-to-PCI bridge
01:00.0 VGA compatible controller: Silicon Integrated Systems [SiS] 771/671
PCIE VGA Display Adapter (rev 10)
09:00.0 IDE interface: JMicron Technologies, Inc. JMB368 IDE controller
** Affects: ubuntu
Importance: Undecided
Status: New
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ExpressCard CF adapter limited to UDMA/33
https://bugs.launchpad.net/bugs/271700
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