From: David Woodhouse <dwmw2@infradead.org>
To: Tim Hockin <thockin@sun.com>
Cc: linux-mtd@lists.infradead.org
Subject: Re: cfi_cmdset_0002 and writes
Date: Wed, 18 Jul 2001 23:12:34 +0100 [thread overview]
Message-ID: <26464.995494354@redhat.com> (raw)
In-Reply-To: <3B560681.4D216FF3@sun.com>
thockin@sun.com said:
> Secondly, the specs call for specific spin checks (checkin the high
> bot of each byte) rather than wait-times.
On erase, that's what we do, isn't it?
rdy_mask = CMD(0x80);
while ( ( (status = cfi_read(map,adr)) & rdy_mask ) != rdy_mask ) {
For writes, we watch the toggling bit and continue when either it stops
toggling or we've timed out.
--
dwmw2
prev parent reply other threads:[~2001-07-18 22:06 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-07-18 21:58 cfi_cmdset_0002 and writes Tim Hockin
2001-07-18 22:04 ` David Woodhouse
2001-07-18 22:29 ` Tim Hockin
2001-07-18 22:42 ` David Woodhouse
2001-07-19 17:44 ` Bjorn Wesen
2001-07-18 22:12 ` David Woodhouse [this message]
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