From: Paul Blazejowski <diffie@gmail.com>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: LKML <linux-kernel@vger.kernel.org>
Subject: Re: PATCH: 2.6.10 - IT8212 IDE
Date: Wed, 29 Dec 2004 00:26:36 -0500 [thread overview]
Message-ID: <9dda349204122821262f71e375@mail.gmail.com> (raw)
Alan,
This patch works here but the performance is very poor. When i set DMA
and 32bit I/O thru hdparm, performance is comparable to the ITE pseudo
SCSI driver.
I get some errors on dmesg when using hdparm:
IT8212: IDE controller at PCI slot 0000:01:0c.0
ACPI: PCI Interrupt Link [APC2] enabled at IRQ 17
ACPI: PCI interrupt 0000:01:0c.0[A] -> GSI 17 (level, high) -> IRQ 17
IT8212: chipset revision 16
IT8212: 100% native mode on irq 17
ide2: BM-DMA at 0x9800-0x9807, BIOS settings: hde:DMA, hdf:pio
it8212: controller in smart mode.
ide3: BM-DMA at 0x9808-0x980f, BIOS settings: hdg:pio, hdh:pio
Probing IDE interface ide2...
hde: Integrated Technology Express Inc, ATA DISK drive
hde: IT8212 RAID 0 volume(64K stripe).
ide2 at 0x8810-0x8817,0x8c02 on irq 17
Probing IDE interface ide3...
Probing IDE interface ide3...
Probing IDE interface ide4...
ide4: Wait for ready failed before probe !
Probing IDE interface ide5...
ide5: Wait for ready failed before probe !
hde: max request size: 128KiB
hde: 468883200 sectors (240068 MB), CHS=29186/255/63
hde: cache flushes not supported
hde: hde1
XFS mounting filesystem hde1
Ending clean XFS mount for filesystem: hde1
hde: task_in_intr: status=0xd0 { Busy }
ide: failed opcode was: unknown
ide2: reset: master: error (0x00?)
hdparm
/dev/hde:
Timing cached reads: 2012 MB in 2.00 seconds = 1005.65 MB/sec
Timing buffered disk reads: 6 MB in 3.32 seconds = 1.81 MB/sec
hdparm -c1 -d1 -k1
/dev/hde:
setting 32-bit IO_support flag to 1
setting using_dma to 1 (on)
setting keep_settings to 1 (on)
IO_support = 1 (32-bit)
using_dma = 1 (on)
keepsettings = 1 (on)
/dev/hde:
Timing cached reads: 2028 MB in 2.00 seconds = 1013.14 MB/sec
Timing buffered disk reads: 150 MB in 3.01 seconds = 49.84 MB/sec
Regards,
Paul B.
--
FreeBSD the Power to Serve!
next reply other threads:[~2004-12-29 5:26 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-12-29 5:26 Paul Blazejowski [this message]
2004-12-29 14:33 ` PATCH: 2.6.10 - IT8212 IDE Alan Cox
-- strict thread matches above, loose matches on Subject: below --
2004-12-28 15:16 Alan Cox
2004-12-29 5:44 ` Andre Hedrick
2004-12-29 17:29 ` Bartlomiej Zolnierkiewicz
2004-12-29 20:12 ` Alan Cox
2004-12-29 21:32 ` Bartlomiej Zolnierkiewicz
2004-12-29 21:24 ` Alan Cox
2004-12-29 22:38 ` Bartlomiej Zolnierkiewicz
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=9dda349204122821262f71e375@mail.gmail.com \
--to=diffie@gmail.com \
--cc=alan@lxorguk.ukuu.org.uk \
--cc=linux-kernel@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.