Re: Linux boot problem

On 02/05/2015 05:57 AM, Gayathri Nagarajan wrote:
> Upon the boot of l4linux iso image using QEMU, I got the following:
> vmlinuz | RAMDISK: ext2 filesystem found at block 0
> vmlinuz | RAMDISK: Loading 3072KiB [1 disk] into ram disk... done.
> vmlinuz | EXT4-fs (ram0): couldn't mount as ext3 due to feature
> incompatibilities
> vmlinuz | EXT4-fs (ram0): mounting ext2 file system using the ext4
> subsystem
> vmlinuz | EXT4-fs (ram0): mounted filesystem without journal. Opts:
> (null)
> vmlinuz | VFS: Mounted root (ext2 filesystem) on device 1:0.
> vmlinuz | Freeing unused kernel memory: 144K (00709000 - 0072d000)
> vmlinuz | Clocksource tsc unstable (delta = 3346692958 ns)
> vmlinuz | /bin/sh: can't access tty; job control turned off 
> 
> I disabled ACPI and power management options also.
> I have included init=/bin/sh in l4linux.cfg script. Still the linux
> command prompt doesn't appear via l4linux launch.
> 
> The script is below:
> //l4linux.cfg:
> 
> L4.default_loader:start({}, "rom/vmlinuz mem=64M console=ttyLv0
> l4x_rd=rom/ramdisk-x86.rd root=1:0 ramdisk_size=4000 init=/bin/sh");

You need to give L4Linux the log capability

caps = {
  log = L4.Env.log:m("rws"),
},

Also see the examples in l4/conf/examples.

Matthias.


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Matthias Lange, [email protected], +49 - 351 - 41 88 86 14

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