Hi all,

i had been struggle for porting the gingerbread (kernel -2.6.37) on to the
am3703 custom board.

1) here i have configuring the kernel as omap3_beagle_defcong.

while booting the uImage i go following error


Waiting 3sec before mounting root device...
[    5.003204] mmc0: new SD card at address dc12
[    5.010894] mmcblk0: mmc0:dc12 SD02G 1.84 GiB (ro)
[    5.023956]  mmcblk0: p1 p2 p3
[    5.034301] mmc1: mmc_rescan: trying to init card at 400000 Hz
[    7.954864] VFS: Cannot open root device "mmcblk0p2" or
unknown-block(179,2)
[    7.962310] Please append a correct "root=" boot option; here are the
available partitions:
[    7.971282] 1f00             512 mtdblock0  (driver?)
[    7.976623] 1f01            1920 mtdblock1  (driver?)
[    7.981933] 1f02             128 mtdblock2  (driver?)
[    7.987274] 1f03            4096 mtdblock3  (driver?)
[    7.992675] 1f04          517632 mtdblock4  (driver?)
[    7.997955] b300         1931264 mmcblk0  driver: mmcblk
[    8.003570]   b301           72261 mmcblk0p1
00000000-0000-0000-0000-000000000mmcblk0p1
[    8.012023]   b302          963900 mmcblk0p2
00000000-0000-0000-0000-000000000mmcblk0p2
[    8.020446]   b303          891607 mmcblk0p3
00000000-0000-0000-0000-000000000mmcblk0p3
[    8.028900] Kernel panic - not syncing: VFS: Unable to mount root fs on
unknown-block(179,2)
[    8.037811] [<c004cb08>] (unwind_backtrace+0x0/0xec) from [<c007509c>]
(panic+0x58/0x188)
[    8.046447] [<c007509c>] (panic+0x58/0x188) from [<c00091ac>]
(mount_block_root+0x1c4/0x204)
[    8.055328] [<c00091ac>] (mount_block_root+0x1c4/0x204) from [<c000928c>]
(mount_root+0xa0/0xc0)
[    8.064575] [<c000928c>] (mount_root+0xa0/0xc0) from [<c000940c>]
(prepare_namespace+0x160/0x1b8)


2) if i disable the mux config flag in kernel config.

i didn't get any such error,but consle window was not getting and also i got
bellow error .

INIT: Id "S" respawning too fast: disabled for 5 minutes

i had attached log file bellow for this.

3) even i was tried to mount rootfs from nand also like mtd partition and
all,but rootfs not mounting same error i got.

VFS: Cannot open root device "ubi0:rootfs" or unknown-block(0,0).



please suggest me what to do? what is problem actually ?

i am unable to understand where is problem?

thanks in advacne.


-- 
thanks&Regards
k.v.raju

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