From: yanh <yanh@lemote.com>
To: "Martin K. Petersen" <martin.petersen@oracle.com>
Cc: "Sergei Shtylyov" <sshtylyov@ru.mvista.com>,
"Bartlomiej Zolnierkiewicz" <bzolnier@gmail.com>,
胡洪兵 <huhb@lemote.com>,
wuzhangjin@gmail.com, linux-mips@linux-mips.org,
"Ralf Baechle" <ralf@linux-mips.org>,
"IDE/ATA development list" <linux-ide@vger.kernel.org>,
"Linux Kernel" <linux-kernel@vger.kernel.org>,
linux-scsi <linux-scsi@vger.kernel.org>,
"Philippe Vachon" <philippe@cowpig.ca>,
"Zhang Le" <r0bertz@gentoo.org>,
"Zhang Fuxin" <zhangfx@lemote.com>,
"Arnaud Patard" <apatard@mandriva.com>,
loongson-dev@googlegroups.com, gnewsense-dev@nongnu.org,
"Nicholas Mc Guire" <hofrat@hofr.at>,
"Liu Junliang" <liujl@lemote.com>,
"Erwan Lerale" <erwan@thiscow.com>
Subject: Re: [loongson-PATCH-v1 24/27] fixup for FUJITSU disk
Date: Tue, 26 May 2009 09:21:30 +0800 [thread overview]
Message-ID: <1243300890.9819.40.camel@localhost.localdomain> (raw)
In-Reply-To: <yq1tz39dmmn.fsf@sermon.lab.mkp.net>
在 2009-05-25一的 15:10 -0400，Martin K. Petersen写道：
> >>>>> "Sergei" == Sergei Shtylyov <sshtylyov@ru.mvista.com> writes:
>
> >> Could you please explain the issue with platform specific code a bit
> >> more?
>
> >> Is it related to a cable detection by any chance?
>
> Sergei> I guess it's rdmsr()/wrmsr()...
currently, we just commented out the rdmsr/wrmsr.
and we use pci VSA to access it.
>
> Those are only used when the driver is explicitly loaded with
> use_msr=1. The default is to use PCI config space/VSA.
>
> In any case I have yet to see a CS5536 system whose BIOS sets the cable
> detection bit. If that's the problem I guess we could add a quirk flag
> to override the (lack of) BIOS setting.
>
This may be the cause that udma5 cannot be set.
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WARNING: multiple messages have this Message-ID (diff)
From: yanh <yanh@lemote.com>
To: "Martin K. Petersen" <martin.petersen@oracle.com>
Cc: "Sergei Shtylyov" <sshtylyov@ru.mvista.com>,
"Bartlomiej Zolnierkiewicz" <bzolnier@gmail.com>,
胡洪兵 <huhb@lemote.com>,
wuzhangjin@gmail.com, linux-mips@linux-mips.org,
"Ralf Baechle" <ralf@linux-mips.org>,
"IDE/ATA development list" <linux-ide@vger.kernel.org>,
"Linux Kernel" <linux-kernel@vger.kernel.org>,
linux-scsi <linux-scsi@vger.kernel.org>,
"Philippe Vachon" <philippe@cowpig.ca>,
"Zhang Le" <r0bertz@gentoo.org>,
"Zhang Fuxin" <zhangfx@lemote.com>,
"Arnaud Patard" <apatard@mandriva.com>,
loongson-dev@googlegroups.com, gnewsense-dev@nongnu.org,
"Nicholas Mc Guire" <hofrat@hofr.at>,
"Liu Junliang" <liujl@lemote.com>,
"Erwan Lerale" <erwan@thiscow.com>
Subject: Re: [loongson-PATCH-v1 24/27] fixup for FUJITSU disk
Date: Tue, 26 May 2009 09:21:30 +0800 [thread overview]
Message-ID: <1243300890.9819.40.camel@localhost.localdomain> (raw)
In-Reply-To: <yq1tz39dmmn.fsf@sermon.lab.mkp.net>
在 2009-05-25一的 15:10 -0400，Martin K. Petersen写道：
> >>>>> "Sergei" == Sergei Shtylyov <sshtylyov@ru.mvista.com> writes:
>
> >> Could you please explain the issue with platform specific code a bit
> >> more?
>
> >> Is it related to a cable detection by any chance?
>
> Sergei> I guess it's rdmsr()/wrmsr()...
currently, we just commented out the rdmsr/wrmsr.
and we use pci VSA to access it.
>
> Those are only used when the driver is explicitly loaded with
> use_msr=1. The default is to use PCI config space/VSA.
>
> In any case I have yet to see a CS5536 system whose BIOS sets the cable
> detection bit. If that's the problem I guess we could add a quirk flag
> to override the (lack of) BIOS setting.
>
This may be the cause that udma5 cannot be set.
next prev parent reply other threads:[~2009-05-26 1:21 UTC|newest]
Thread overview: 64+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-05-20 21:48 [loongson-PATCH-v1 00/27] linux patches of loongson-based machines wuzhangjin
2009-05-20 21:49 ` [loongson-PATCH-v1 01/27] fix-warning: incompatible argument type of pci_fixup_irqs wuzhangjin
2009-05-20 22:11 ` David Daney
2009-05-20 23:20 ` Wu Zhangjin
2009-05-21 8:13 ` Ralf Baechle
2009-05-20 21:49 ` [loongson-PATCH-v1 02/27] fix-warning: incompatible argument type of virt_to_phys wuzhangjin
2009-05-21 8:06 ` Ralf Baechle
2009-05-20 21:50 ` [loongson-PATCH-v1 03/27] fix-error: incompatiable argument type of clear_user wuzhangjin
2009-05-21 7:51 ` Ralf Baechle
2009-05-20 21:50 ` [loongson-PATCH-v1 04/27] change the naming methods wuzhangjin
2009-05-20 21:50 ` [loongson-PATCH-v1 05/27] remove reference to bonito64.h wuzhangjin
2009-05-20 21:51 ` [loongson-PATCH-v1 06/27] divide the files to the smallest logic unit wuzhangjin
2009-05-20 21:51 ` [loongson-PATCH-v1 07/27] replace tons of magic numbers by understandable symbols wuzhangjin
2009-05-20 21:52 ` [loongson-PATCH-v1 08/27] clean up the early printk support for fuloong(2e) wuzhangjin
2009-05-20 21:52 ` [loongson-PATCH-v1 09/27] enable Real Time Clock Support " wuzhangjin
2009-05-20 21:54 ` [loongson-PATCH-v1 10/27] add loongson-specific cpu-feature-overrides.h wuzhangjin
2009-05-20 21:54 ` [loongson-PATCH-v1 11/27] split the loongson-specific part out wuzhangjin
2009-05-20 22:05 ` [loongson-PATCH-v1 12/27] add basic loongson-2f support wuzhangjin
2009-05-20 22:06 ` [loongson-PATCH-v1 13/27] add basic fuloong(2f) support wuzhangjin
2009-05-20 22:06 ` [loongson-PATCH-v1 14/27] enable serial port support of loongson-based machines wuzhangjin
2009-05-20 22:07 ` [loongson-PATCH-v1 15/27] add basic yeeloong(2f) laptop support wuzhangjin
2009-05-20 22:08 ` [loongson-PATCH-v1 16/27] Add Siliconmotion 712 framebuffer driver wuzhangjin
2009-05-29 13:29 ` Simon Braunschmidt
2009-05-29 19:51 ` Wu Zhangjin
2009-06-01 7:41 ` Wu Zhangjin
2009-06-01 7:41 ` Wu Zhangjin
2009-05-20 22:08 ` [loongson-PATCH-v1 17/27] define Loongson2F arch specific phys prot access wuzhangjin
2009-05-20 22:09 ` [loongson-PATCH-v1 18/27] Loongson2 specific OProfile driver wuzhangjin
2009-05-20 22:10 ` [loongson-PATCH-v1 19/27] flush posted write to irq wuzhangjin
2009-05-20 22:10 ` [loongson-PATCH-v1 20/27] CS5536 MFGPT as system clock source support wuzhangjin
2009-05-20 22:10 ` [loongson-PATCH-v1 21/27] Loongson2F cpufreq support wuzhangjin
2009-05-20 22:11 ` [loongson-PATCH-v1 22/27] Hibernation Support in mips system wuzhangjin
2009-05-21 12:43 ` Ralf Baechle
2009-05-24 13:13 ` Wu Zhangjin
2009-05-22 13:01 ` Atsushi Nemoto
2009-05-23 8:06 ` yanh
2009-05-23 12:30 ` Atsushi Nemoto
2009-05-26 1:43 ` yanh
2009-05-26 2:27 ` Hongbing Hu
2009-05-26 14:48 ` Atsushi Nemoto
2009-05-20 22:11 ` [loongson-PATCH-v1 23/27] Alsa memory maps fixup on mips systems wuzhangjin
2009-05-20 22:18 ` David Daney
2009-05-20 23:36 ` Wu Zhangjin
2009-05-20 22:12 ` [loongson-PATCH-v1 24/27] fixup for FUJITSU disk wuzhangjin
2009-05-22 18:32 ` Bartlomiej Zolnierkiewicz
2009-05-23 7:11 ` yanh
2009-05-23 11:47 ` Bartlomiej Zolnierkiewicz
2009-05-25 5:45 ` yanh
2009-05-25 5:45 ` yanh
2009-05-25 7:35 ` 胡洪兵
2009-05-25 14:56 ` Bartlomiej Zolnierkiewicz
2009-05-25 14:56 ` Bartlomiej Zolnierkiewicz
2009-05-25 19:05 ` Sergei Shtylyov
2009-05-25 19:05 ` Sergei Shtylyov
2009-05-25 19:10 ` Martin K. Petersen
2009-05-25 19:17 ` Sergei Shtylyov
2009-05-26 1:21 ` yanh [this message]
2009-05-26 1:21 ` yanh
2009-05-26 7:56 ` Alan Cox
2009-05-26 14:39 ` yanh
2009-05-26 14:39 ` yanh
2009-05-20 22:13 ` [loongson-PATCH-v1 25/27] Flush RAS and BTB for CPU predictively execution wuzhangjin
2009-05-20 22:13 ` [loongson-PATCH-v1 26/27] add default kernel config file for loongson-based machines wuzhangjin
2009-05-20 22:14 ` [loongson-PATCH-v1 27/27] add gcc 4.4 support for MIPS and loongson wuzhangjin
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