mtd_oobtest fails with GPMI-NAND
Vikram Narayanan
vikram186 at gmail.com
Fri Jan 18 11:52:05 EST 2013
Hi,
When I try to run the mtd_oobtest on an i.Mx6Q board, it results in a
failure with the following error.
I'm using 3.5.7 Kernel.
root at freescale:/# insmod mtd_oobtest.ko dev=6
[ 7534.508880]
[ 7534.511228] =================================================
[ 7534.518460] mtd_oobtest: MTD device: 6
[ 7534.523000] mtd_oobtest: MTD device size 304087040, eraseblock size
262144, page size 4096, count of eraseblocks 1160, pages per eraseblock
64, OOB size 128
[ 7534.539301] mtd_oobtest: scanning for bad eraseblocks
[ 7534.545345] mtd_oobtest: scanned 1160 eraseblocks, 0 are bad
[ 7534.552482] mtd_oobtest: test 1 of 5
[ 7534.556797] mtd_oobtest: erasing whole device
[ 7537.523540] mtd_oobtest: erased 1160 eraseblocks
[ 7537.528888] mtd_oobtest: writing OOBs of whole device
[ 7537.534704] mtd_oobtest: error: writeoob failed at 0x0
[ 7537.540562] mtd_oobtest: error: use_len 0, use_offset 0
[ 7537.546565] mtd_oobtest: error -22 occurred
[ 7537.551456] =================================================
This boils down to the fake "struct nand_ecclayout" defined in
<drivers/mtd/nand/gpmi-nand/gpmi-nand.c>
Is there a way to run this test successfully?
Regards,
Vikram
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