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From: Fabio Estevam <festevam@denx.de>
To: Tudor Ambarus <tudor.ambarus@linaro.org>
Cc: michael@walle.cc, takahiro.kuwano@infineon.com,
	pratyush@kernel.org, linux-mtd@lists.infradead.org,
	linux-arm-kernel@lists.infradead.org, bacem.daassi@infineon.com,
	miquel.raynal@bootlin.com, richard@nod.at
Subject: Re: [PATCH v2 2/6] mtd: spi-nor: add erase die (chip) capability
Date: Thu, 02 Nov 2023 15:01:28 -0300	[thread overview]
Message-ID: <968ba4c249926e986b02440ad0421e98@denx.de> (raw)
In-Reply-To: <6f1aa670-b3f7-4ea3-bc80-773a57e46c36@linaro.org>

On 02/11/2023 14:59, Tudor Ambarus wrote:
> On 11/2/23 17:54, Tudor Ambarus wrote:
>> Does this help?
>> 
> 
> I guess not, because you used the full flash erase in the first place,
> but still a bug. Ok, I'll add some prints.

Yes, it did not help:

root@mcde3000a:~# time flash_erase /dev/mtd0 0 0
Erasing 131072 Kibyte @ 0 --  0 [   27.693305] ****** n_dice: 2
% complete [   27.699053] ****** die_size: 67108864
[   27.703650] ****** multi_die_erase: 1
[   27.707342] ****** addr: 0
[   27.710070] ****** len: 134217728
[   27.713406] **** Logic addr & (die_size - 1): 0
[   27.718017] **************** spi_nor_erase_dice 1
[   27.722793] spi-nor spi0.0:  **** Die size is 65536KiB
[   27.727964] spi-nor spi0.0: ***** nor->params->die_erase_opcode: 0xc4
[   27.734430] spi-nor spi0.0: ***** nor->addr_nbytes: 4
[   27.739498] spi-nor spi0.0: ***** addr 0x0
[   27.743614] spi-nor spi0.0: ***** multi_die: 1
[   27.748094] spi-nor spi0.0: ***** SR before erase: 0x2
[   27.753278] spi-nor spi0.0: ***** SR after erase: 0x2
[   27.758387] spi-nor spi0.0:  **** Die size is 65536KiB
[   27.763559] spi-nor spi0.0: ***** nor->params->die_erase_opcode: 0xc4
[   27.770017] spi-nor spi0.0: ***** nor->addr_nbytes: 4
[   27.775085] spi-nor spi0.0: ***** addr 0x4000000
[   27.779724] spi-nor spi0.0: ***** multi_die: 1
[   27.784249] spi-nor spi0.0: ***** SR before erase: 0x2
[   27.789496] spi-nor spi0.0: ***** SR after erase: 0x2
Erasing 131072 Kibyte @ 0 -- 100 % complete

real	0m0.110s
user	0m0.001s
sys	0m0.107s
root@mcde3000a:~# hexdump /dev/mtd0
0000000 a1d4 168c 4dad dfb2 2a3d c2af 0aae c18a
0000010 2d5f 177a c39f 46a4 f9cd b880 331e 2543
0000020 dd47 8981 1eaa aab4 9626 336c 4f74 2b22
....


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  reply	other threads:[~2023-11-02 18:02 UTC|newest]

Thread overview: 41+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-11-01 14:58 [PATCH v2 0/6] mtd: spi-nor: introduce die erase Tudor Ambarus
2023-11-01 14:58 ` [PATCH v2 1/6] mtd: spi-nor: use kernel sized types instead of c99 types Tudor Ambarus
2023-11-01 14:58 ` [PATCH v2 2/6] mtd: spi-nor: add erase die (chip) capability Tudor Ambarus
2023-11-01 16:04   ` Tudor Ambarus
2023-11-01 16:17     ` Fabio Estevam
2023-11-01 17:27       ` Tudor Ambarus
2023-11-02 16:43         ` Fabio Estevam
2023-11-02 17:36           ` Tudor Ambarus
2023-11-02 17:40             ` Fabio Estevam
2023-11-02 17:47               ` Tudor Ambarus
2023-11-02 17:54                 ` Tudor Ambarus
2023-11-02 17:59                   ` Tudor Ambarus
2023-11-02 18:01                     ` Fabio Estevam [this message]
2023-11-02 18:21                       ` Tudor Ambarus
2023-11-02 18:33                         ` Fabio Estevam
2023-11-02 18:46                           ` Tudor Ambarus
2023-11-02 18:56                             ` Tudor Ambarus
2023-11-02 21:42                               ` Fabio Estevam
2023-11-03 11:47                                 ` Tudor Ambarus
2023-11-03 12:30                                   ` Fabio Estevam
2023-11-03 12:53                                     ` Fabio Estevam
2023-11-03 13:26                                       ` Tudor Ambarus
2023-11-03 13:37                                         ` Fabio Estevam
2023-11-03 13:48                                           ` Tudor Ambarus
2023-11-03 14:16                                             ` Fabio Estevam
2023-11-03 14:37                                               ` Tudor Ambarus
2023-11-03 14:58                                                 ` Fabio Estevam
2023-11-06 14:24                                                   ` Tudor Ambarus
2023-11-06  9:34                                             ` Michael Walle
2023-11-06 14:23                                               ` Tudor Ambarus
2023-11-06 14:56                                                 ` Tudor Ambarus
2023-11-09  9:09                                                 ` Michael Walle
2023-11-15  7:06                                                   ` Tudor Ambarus
2023-11-08  8:06                             ` Takahiro Kuwano
2023-11-08  8:54                               ` Tudor Ambarus
2023-11-01 14:58 ` [PATCH v2 3/6] mtd: spi-nor: spansion: enable die erase for multi die flashes Tudor Ambarus
2023-11-01 14:58 ` [PATCH v2 4/6] mtd: spi-nor: micron-st: " Tudor Ambarus
2023-11-01 14:58 ` [PATCH v2 5/6] mtd: spi-nor: remove NO_CHIP_ERASE flag Tudor Ambarus
2023-11-01 14:58 ` [PATCH v2 6/6] mtd: spi-nor: micron-st: Add support for mt25qu01g Tudor Ambarus
2023-11-01 15:54 ` [PATCH v2 0/6] mtd: spi-nor: introduce die erase Fabio Estevam
2023-11-15  6:10 ` Re (subset): " Tudor Ambarus

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