Make a roots on ramdrive (like recovery) by that you can get a shell and debug why the mount isn't working On Oct 17, 2011 1:37 AM, "venkat k raju" <[email protected]> wrote:
> Hi James Coggan, > > thanks for your response. > > i didn't understand mount rootfs manually means, please can you give me > some steps to go ahead. > > thanks in advance. > > On Sun, Oct 16, 2011 at 7:24 PM, James Coggan <[email protected]>wrote: > >> Try making a minimal ramdisk to boot without the flash for root >> Then try mounting it manually >> On Oct 15, 2011 10:36 AM, "venkat k raju" <[email protected]> wrote: >> >>> 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 >>> >>> -- >>> unsubscribe: [email protected] >>> website: http://groups.google.com/group/android-porting >>> >> > > > -- > thanks&Regards > k.v.raju > -- unsubscribe: [email protected] website: http://groups.google.com/group/android-porting
