Re: help with RAMDISK: image to big! (35512/8192 blocks)

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Libin Varghese wrote:
> Hi,
>    This is what i get when I boot into my newly complied
> RAMDISK: cramfs filesystem found at block 0
> RAMDISK: image to big! (35512/8192 blocks)
> RAMDISK: Coundn't find valid RAM disk image starting at 0.
> VFS: Cannot open root-device "hda4" or unknown-block (0,0)
> Please append a correct "root= " boot option
> Kernel panic: VFS: Unable to mount root fs on unknown-block (0,0)
> 
> libin@debian:~$ ls -l /boot/
> total 42644
> lrwxrwxrwx 1 root root       12 2005-12-01 14:04 config -> config-2.6.8
> -rw-r--r--  1 root root    44853 2005-05-16 13:16 config-2.4.27-2-386
> -rw-r--r--  1 root root    44888 2005-12-01 14:04 config-2.6.8
> drwxr-xr-x  2 root root     4096 2005-12-01 14:37 grub
> -rw-r--r--  1 root root  3780608 2005-11-29 19:46 initrd.img-2.4.27-2-386
> -rw-r--r--  1 root root 36364288 2005-12-01 14:06 initrd.img-2.6.8
> lrwxrwxrwx  1 root root       16 2005-12-01 14:04 System.map ->
> System.map-2.6.8-rw-r--r--  1 root root   542191 2005-05-16 14:08
> System.map-2.4.27-2-386
> -rw-r--r--  1 root root   827171 2005-12-01 14:04 System.map-2.6.8
> lrwxrwxrwx  1 root root       13 2005-12-01 14:04 vmlinuz -> vmlinuz-2.6.8
> -rw-r--r--  1 root root   816590 2005-05-16 14:08 vmlinuz-2.4.27-2-386
> -rw-r--r--  1 root root  1173395 2005-12-01 14:04 vmlinuz-2.6.8
> 
> These are the entries in /boot/grub/boot
> 
>    title           Debian GNU/Linux, kernel 2.6.8 (*new*)
>    root            (hd0,3)
>    kernel          /boot/vmlinuz-2.6.8 root=/dev/hda4 ro
>    initrd          /boot/initrd.img-2.6.8
>    savedefault
>    boot
> 
>    title           Debian GNU/Linux, kernel 2.4.27-2-386 (boot properly)
>    root            (hd0,3)
>    kernel          /boot/vmlinuz-2.4.27-2-386 root=/dev/hda4 ro
>    initrd          /boot/initrd.img-2.4.27-2-386
>    savedefault
>    boot
> 
> 
> Regarding the "root= ", I got this error, the previous time I compiled,
> so please help me find the correct "root= " option ( I am a newbie )
> First, let me list you parttion table
> 
>    debian:/home/libin# fdisk -l /dev/hda
> 
>    Disk /dev/hda: 40.0 GB, 40020664320 bytes
>    255 heads, 63 sectors/track, 4865 cylinders
>    Units = cylinders of 16065 * 512 = 8225280 bytes
> 
>       Device Boot      Start         End      Blocks   Id  System
>    /dev/hda1   *           1         510     4096543+   b  W95 FAT32
>    /dev/hda2             511        2806    18442620    f  W95 Ext'd (LBA)
>    /dev/hda3            2807        3698     7164990    7  HPFS/NTFS
>    /dev/hda4            3699        4865     9373927+  83  Linux
>    /dev/hda5             511        1275     6144831    b  W95 FAT32
>    /dev/hda6            1276        1659     3084448+   b  W95 FAT32
>    /dev/hda7            1660        2806     9213246    b  W95 FAT32
> 
> 
> Secondly, I saw something after i do a "make bzImage",

If you are running Debian you should use make-kpkg to build a kernel
image. Take a look at man make-kpkg.

William
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