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| author | Sebastian Andrzej Siewior <sebastian@breakpoint.cc> | 2009-11-29 19:07:57 +0100 |
|---|---|---|
| committer | David Woodhouse <David.Woodhouse@intel.com> | 2009-12-01 14:51:45 +0000 |
| commit | 75352662c54421b48ed58200565395b123952748 (patch) | |
| tree | b6abb1254b59fd91084be72e5bc817052cbd99c9 /drivers/mtd/nand/nandsim.c | |
| parent | 96178769652ba886d4dfe770e770456689cbb559 (diff) | |
| download | op-kernel-dev-75352662c54421b48ed58200565395b123952748.zip op-kernel-dev-75352662c54421b48ed58200565395b123952748.tar.gz | |
mtd: nandsim: add support for 4KiB pages
I was going to play with a faulty nand image from real flash and noticed
that nandsim does not work with:
first_id_byte=0xec second_id_byte=0xd5 third_id_byte=0x51 fourth_id_byte=0xa6
This patch seems to fix it.
Signed-off-by: Sebastian Andrzej Siewior <sebastian@breakpoint.cc>
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'drivers/mtd/nand/nandsim.c')
| -rw-r--r-- | drivers/mtd/nand/nandsim.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/mtd/nand/nandsim.c b/drivers/mtd/nand/nandsim.c index cd0711b..7281000 100644 --- a/drivers/mtd/nand/nandsim.c +++ b/drivers/mtd/nand/nandsim.c @@ -161,7 +161,7 @@ MODULE_PARM_DESC(overridesize, "Specifies the NAND Flash size overriding the I MODULE_PARM_DESC(cache_file, "File to use to cache nand pages instead of memory"); /* The largest possible page size */ -#define NS_LARGEST_PAGE_SIZE 2048 +#define NS_LARGEST_PAGE_SIZE 4096 /* The prefix for simulator output */ #define NS_OUTPUT_PREFIX "[nandsim]" @@ -259,7 +259,8 @@ MODULE_PARM_DESC(cache_file, "File to use to cache nand pages instead of mem #define OPT_SMARTMEDIA 0x00000010 /* SmartMedia technology chips */ #define OPT_AUTOINCR 0x00000020 /* page number auto inctimentation is possible */ #define OPT_PAGE512_8BIT 0x00000040 /* 512-byte page chips with 8-bit bus width */ -#define OPT_LARGEPAGE (OPT_PAGE2048) /* 2048-byte page chips */ +#define OPT_PAGE4096 0x00000080 /* 4096-byte page chips */ +#define OPT_LARGEPAGE (OPT_PAGE2048 | OPT_PAGE4096) /* 2048 & 4096-byte page chips */ #define OPT_SMALLPAGE (OPT_PAGE256 | OPT_PAGE512) /* 256 and 512-byte page chips */ /* Remove action bits ftom state */ @@ -588,6 +589,8 @@ static int init_nandsim(struct mtd_info *mtd) ns->options |= OPT_PAGE512_8BIT; } else if (ns->geom.pgsz == 2048) { ns->options |= OPT_PAGE2048; + } else if (ns->geom.pgsz == 4096) { + ns->options |= OPT_PAGE4096; } else { NS_ERR("init_nandsim: unknown page size %u\n", ns->geom.pgsz); return -EIO; |
