From: Michael Cashwell <mboards@prograde.net>
To: Joakim Tjernlund <joakim.tjernlund@transmode.se>
Cc: stefan.bigler@keymile.com,
"Holger brunck" <holger.brunck@keymile.com>,
linux-mtd@lists.infradead.org,
"Anders Grafström" <grfstrm@users.sourceforge.net>
Subject: Re: Numonyx NOR and chip->mutex bug?
Date: Mon, 14 Feb 2011 11:15:09 -0500 [thread overview]
Message-ID: <7DE2ED04-84FC-4D37-965B-15D7B5AAE9A2@prograde.net> (raw)
In-Reply-To: <OF24342672.F4BEF9FA-ONC1257834.0055AEE1-C1257834.00560756@transmode.se>
On Feb 11, 2011, at 10:39 AM, Joakim Tjernlund wrote:
>>> I'm wondering if the blocks being written to are in a properly erased state.
>>
>> Yes, it's a possibility. However, I've never seen an erase report any error.
>
> Mike, does this small patch change anything:
> diff --git a/drivers/mtd/chips/cfi_cmdset_0001.c b/drivers/mtd/chips/cfi_cmdset_0001.c
> index 9772a62..bdcd8c1 100644
> --- a/drivers/mtd/chips/cfi_cmdset_0001.c
> +++ b/drivers/mtd/chips/cfi_cmdset_0001.c
> @@ -808,7 +808,8 @@ static int chip_ready (struct map_info *map, struct flchip *chip, unsigned long
> (mode == FL_WRITING && (cfip->SuspendCmdSupport & 1))))
> goto sleep;
>
> -
> + /* Numonyx Axcell chips needs a Read Status */
> + map_write(map, CMD(0x70), adr);
> /* Erase suspend */
> map_write(map, CMD(0xB0), adr);
No, this doesn't change the failures I see.
-Mike
next prev parent reply other threads:[~2011-02-14 16:13 UTC|newest]
Thread overview: 76+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-01-25 18:14 Numonyx NOR and chip->mutex bug? Michael Cashwell
2011-01-25 18:56 ` Joakim Tjernlund
2011-01-25 22:03 ` Michael Cashwell
2011-01-25 23:09 ` Joakim Tjernlund
2011-02-02 16:20 ` Michael Cashwell
2011-02-02 17:37 ` Stefan Bigler
2011-02-02 20:12 ` Joakim Tjernlund
2011-02-02 21:19 ` Michael Cashwell
2011-02-03 8:11 ` Joakim Tjernlund
2011-02-03 9:50 ` Joakim Tjernlund
2011-02-03 15:24 ` Michael Cashwell
2011-02-03 16:38 ` Stefan Bigler
2011-02-03 23:18 ` Stefan Bigler
2011-02-04 10:47 ` Joakim Tjernlund
2011-02-04 11:04 ` Stefan Bigler
2011-02-04 12:26 ` Joakim Tjernlund
2011-02-04 12:35 ` Joakim Tjernlund
2011-02-04 12:42 ` Joakim Tjernlund
2011-02-04 13:05 ` Joakim Tjernlund
2011-02-04 13:25 ` Joakim Tjernlund
2011-02-04 16:45 ` Stefan Bigler
2011-02-04 16:55 ` Joakim Tjernlund
2011-02-04 17:09 ` Michael Cashwell
[not found] ` <OF42EF <F66AF016-8A2B-4116-BE49-CE05B91BE50F@prograde.net>
[not found] ` <OF42EF<F66AF016-8A2B-4116-BE49-CE05B91BE50F@prograde.net>
2011-02-05 10:29 ` Joakim Tjernlund
2011-02-05 19:19 ` Michael Cashwell
2011-02-05 21:47 ` Michael Cashwell
2011-02-06 9:46 ` Joakim Tjernlund
2011-02-06 15:49 ` Michael Cashwell
2011-02-06 17:29 ` Joakim Tjernlund
2011-02-06 21:13 ` Michael Cashwell
[not found] ` <OF2C1ABD39 <4D5005E4.1040506@keymile.com>
[not found] ` <OFFF2C6D34.91E5D6C3-ONC1257 <96BD3889-E8AD-408D-8275-ED1A5FD55F1B@prograde.net>
[not found] ` <OF2C1ABD39<4D5005E4.1040506@keymile.com>
[not found] ` <OFFF2C6D34.91E5D6C3-ONC1257<96BD3889-E8AD-408D-8275-ED1A5FD55F1B@prograde.net>
[not found] ` <OF9738D658.F46<4C117A67-5057-4ACD-8EBE-04E9C782570C@prograde.net>
[not found] ` <OF6D40AC82.1008D3DD-ONC1 <4D53E660.4020305@users.sourceforge.net>
2011-02-06 21:20 ` Joakim Tjernlund
2011-02-07 14:47 ` Stefan Bigler
2011-02-07 15:01 ` Joakim Tjernlund
2011-02-07 15:46 ` Michael Cashwell
2011-02-07 15:52 ` Stefan Bigler
2011-02-07 16:22 ` Joakim Tjernlund
2011-02-07 16:46 ` Michael Cashwell
2011-02-07 17:08 ` Stefan Bigler
2011-02-07 19:04 ` Michael Cashwell
2011-02-09 19:52 ` Michael Cashwell
2011-02-09 20:13 ` Joakim Tjernlund
2011-02-09 21:59 ` Michael Cashwell
2011-02-10 13:21 ` Anders Grafström
2011-02-10 14:04 ` Joakim Tjernlund
2011-02-10 15:04 ` Joakim Tjernlund
2011-02-10 15:59 ` Michael Cashwell
2011-02-10 16:05 ` Joakim Tjernlund
2011-02-10 16:41 ` Michael Cashwell
2011-02-10 16:46 ` Joakim Tjernlund
2011-02-10 17:02 ` Joakim Tjernlund
2011-02-10 17:10 ` Michael Cashwell
2011-02-10 17:20 ` Joakim Tjernlund
2011-02-10 17:47 ` Joakim Tjernlund
2011-02-10 18:26 ` Joakim Tjernlund
2011-02-11 18:03 ` Michael Cashwell
2011-02-12 10:47 ` Joakim Tjernlund
2011-02-14 15:59 ` Michael Cashwell
2011-02-14 15:44 ` Michael Cashwell
2011-02-10 16:43 ` Michael Cashwell
2011-02-10 17:54 ` Anders Grafström
2011-02-11 15:05 ` Michael Cashwell
2011-02-11 15:39 ` Joakim Tjernlund
2011-02-14 16:15 ` Michael Cashwell [this message]
2011-02-11 17:00 ` Joakim Tjernlund
2011-02-10 15:43 ` Michael Cashwell
2011-02-10 15:51 ` Joakim Tjernlund
2011-02-24 10:50 ` Joakim Tjernlund
2011-02-24 11:36 ` Joakim Tjernlund
2011-02-24 14:28 ` Michael Cashwell
2011-02-10 14:53 ` Joakim Tjernlund
2011-02-06 9:40 ` Joakim Tjernlund
2011-02-06 14:55 ` Michael Cashwell
2011-02-07 15:10 ` Michael Cashwell
2011-02-07 15:48 ` Joakim Tjernlund
2011-02-03 13:24 ` Michael Cashwell
2011-02-03 14:01 ` Joakim Tjernlund
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