From: "Hervé Poussineau" <hpoussin@reactos.org>
To: Markus Armbruster <armbru@redhat.com>
Cc: Kevin Wolf <kwolf@redhat.com>, qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH v3 5/9] fdc: add CCR (Configuration Control Register) write register
Date: Tue, 31 Jan 2012 23:16:47 +0100 [thread overview]
Message-ID: <4F28684F.6020409@reactos.org> (raw)
In-Reply-To: <m3ipjsp6ap.fsf@blackfin.pond.sub.org>
Markus Armbruster a écrit :
> Hervé Poussineau <hpoussin@reactos.org> writes:
>
>> Markus Armbruster a écrit :
>>> Hervé Poussineau <hpoussin@reactos.org> writes:
>>>
>>>> DIR and CCR registers share the same address ; DIR is read-only
>>>> while CCR is write-only
>>> Looks like guest writes to CCR are silently ignored before this patch.
>>> Is that correct?
>> Yes.
>>
>>> Impact?
>> CCR is only used to program media rate, which is not checked without
>> this patchset.
>>
>> So, none for this patch.
>
> Aha, it's just a prerequisite for the rest of the series. Makes sense.
>
> Explain in commit message?
>
Will do when respinning the serie
Hervé
next prev parent reply other threads:[~2012-01-31 22:17 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-01-23 8:50 [Qemu-devel] [PATCH v3 0/9] Misc fixes for floppy emulation Hervé Poussineau
2012-01-23 8:50 ` [Qemu-devel] [PATCH v3 1/9] fdc: take side count into account Hervé Poussineau
2012-01-27 8:38 ` Markus Armbruster
2012-01-27 20:11 ` Hervé Poussineau
2012-01-31 9:28 ` Markus Armbruster
2012-01-31 22:24 ` Hervé Poussineau
2012-01-23 8:50 ` [Qemu-devel] [PATCH v3 2/9] fdc: set busy bit when starting a command Hervé Poussineau
2012-01-23 8:50 ` [Qemu-devel] [PATCH v3 3/9] fdc: most control commands do not generate interrupts Hervé Poussineau
2012-01-23 8:50 ` [Qemu-devel] [PATCH v3 4/9] fdc: handle read-only floppies (abort early on write commands) Hervé Poussineau
2012-01-23 8:50 ` [Qemu-devel] [PATCH v3 5/9] fdc: add CCR (Configuration Control Register) write register Hervé Poussineau
2012-01-27 8:43 ` Markus Armbruster
2012-01-27 20:03 ` Hervé Poussineau
2012-01-31 9:31 ` Markus Armbruster
2012-01-31 22:16 ` Hervé Poussineau [this message]
2012-01-23 8:50 ` [Qemu-devel] [PATCH v3 6/9] block: add a transfer rate for floppy types Hervé Poussineau
2012-01-23 8:50 ` [Qemu-devel] [PATCH v3 7/9] fdc: check if media rate is correct before doing any transfer Hervé Poussineau
2012-01-27 8:56 ` Markus Armbruster
2012-01-23 8:50 ` [Qemu-devel] [PATCH v3 8/9] fdc: fix seek command, which shouldn't check tracks Hervé Poussineau
2012-01-23 8:50 ` [Qemu-devel] [PATCH v3 9/9] fdc: DIR (Digital Input Register) should return status of current drive Hervé Poussineau
2012-01-27 8:57 ` Markus Armbruster
2012-01-31 9:34 ` [Qemu-devel] [PATCH v3 0/9] Misc fixes for floppy emulation Markus Armbruster
2012-01-31 22:22 ` Hervé Poussineau
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