From: Ladislav Michl <ladis@linux-mips.org>
To: barebox@lists.infradead.org
Subject: Re: [PATCH 03/16] mtd: nand: hide in-memory BBT implementation details
Date: Mon, 29 Oct 2018 11:07:02 +0100 [thread overview]
Message-ID: <20181029100702.GA7947@lenoch> (raw)
In-Reply-To: <20181028212213.GD14788@lenoch>
On Sun, Oct 28, 2018 at 10:22:13PM +0100, Ladislav Michl wrote:
> Linux commit b32843b772db adapted for Barebox:
Hmm, there's something fishy with markgood functions (trying different board).
Debugging now...
> nand_base.c shouldn't have to know the implementation details of
> nand_bbt's in-memory BBT. Specifically, nand_base shouldn't perform the
> bit masking and shifting to isolate a BBT entry.
>
> Instead, just move some of the BBT code into a new nand_markbad_bbt()
> interface. This interface allows external users (i.e., nand_base) to
> mark a single block as bad in the BBT. Then nand_bbt will take care of
> modifying the in-memory BBT and updating the flash-based BBT (if
> applicable).
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next prev parent reply other threads:[~2018-10-29 10:07 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-28 21:19 [PATCH 00/16] NAND update (1st step) Ladislav Michl
2018-10-28 21:21 ` [PATCH 01/16] mtd: nand: refactor chip->block_markbad interface Ladislav Michl
2018-10-28 21:21 ` [PATCH 02/16] mtd: nand: remove multiplied-by-2 block logic Ladislav Michl
2018-10-28 21:22 ` [PATCH 03/16] mtd: nand: hide in-memory BBT implementation details Ladislav Michl
2018-10-29 10:07 ` Ladislav Michl [this message]
2018-10-29 11:43 ` Ladislav Michl
2018-10-30 9:07 ` Sascha Hauer
2018-10-28 21:22 ` [PATCH 04/16] mtd: nand: remove NAND_BBT_SCANEMPTY Ladislav Michl
2018-10-28 21:22 ` [PATCH 05/16] mtd: nand: Request strength instead of bytes for soft BCH Ladislav Michl
2018-10-28 21:23 ` [PATCH 06/16] mtd: atmel_nand: Add per board ECC setup Ladislav Michl
2018-10-28 21:23 ` [PATCH 07/16] mtd: nand: simplify nand_bch_init() usage Ladislav Michl
2018-10-28 21:24 ` [PATCH 08/16] mtd: nand_bbt: kill NAND_BBT_SCANALLPAGES Ladislav Michl
2018-10-28 21:24 ` [PATCH 09/16] mtd: nand_bbt: handle error case for nand_create_badblock_pattern() Ladislav Michl
2018-10-28 21:25 ` [PATCH 10/16] mtd: nand_bbt: make nand_scan_bbt() static Ladislav Michl
2018-10-28 21:25 ` [PATCH 11/16] mtd: nand_bbt: unify/fix error handling in nand_scan_bbt() Ladislav Michl
2018-10-28 21:25 ` [PATCH 12/16] mtd: nand_bbt: Move BBT block selection logic out of write_bbt() Ladislav Michl
2018-10-28 21:26 ` [PATCH 13/16] mtd: nand_bbt: scan for next free bbt block if writing bbt fails Ladislav Michl
2018-10-28 21:26 ` [PATCH 14/16] mtd: nand: Kill the chip->scan_bbt() hook Ladislav Michl
2019-01-21 8:32 ` Sascha Hauer
2018-10-28 21:27 ` [PATCH 15/16] mtd: nand: Kill cellinfo Ladislav Michl
2018-10-28 21:27 ` [PATCH 16/16] mtd: nand: detect OOB size for Toshiba 24nm raw SLC Ladislav Michl
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