From: "Miguel Freitas" <miguel@cetuc.puc-rio.br>
To: mtd@infradead.org
Subject: Re: DiskOnChip 2000/Millennium driver merge.
Date: Mon, 4 Dec 2000 13:44:57 GMT-3 [thread overview]
Message-ID: <F1CBD81818@mamao.cetuc.puc-rio.br> (raw)
Ollie Lho wrote:
> > I note you changed DoC_Command() so it no longer finishes with
> > DoC_WaitReady(). Is there a situation in which DoC_Command shouldn't
> > wait for FR_B after sending the command? Does it do any harm to do
> > so, or is the removal just an optimisation?
> >
>
> The reason that I removed DoC_WaitReady() for DoC_Command() is you are
> using DoC_Command to find how many flash chip on a single DoC. If
> there is no more chip, the ready bit will never get high. And the
> driver hangs.
>
> Ollie
Hummm, this is a little off-topic, but you have just explained me
why my PIC routines to access DOC2000 were hanging!!! I saw
exactly this with a logic analiser, but when using the same DOC on a
PC it worked, don't ask me why...(and it never left the WaitReady by
timeout)
Miguel Freitas
To unsubscribe, send "unsubscribe mtd" to majordomo@infradead.org
next reply other threads:[~2000-12-04 15:45 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2000-12-04 16:44 Miguel Freitas [this message]
2000-12-04 15:53 ` DiskOnChip 2000/Millennium driver merge David Woodhouse
-- strict thread matches above, loose matches on Subject: below --
2000-12-03 9:45 Vadim Khamlinsky
2000-12-01 14:40 David Woodhouse
2000-12-01 17:45 ` David Woodhouse
2000-12-01 17:50 ` David Woodhouse
2000-12-02 1:40 ` Ollie Lho
2000-12-02 11:10 ` David Woodhouse
2000-12-04 2:08 ` Ollie Lho
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=F1CBD81818@mamao.cetuc.puc-rio.br \
--to=miguel@cetuc.puc-rio.br \
--cc=mtd@infradead.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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox