[syslinux] initramfs and kernel 2.6.7

H. Peter Anvin hpa at zytor.com
Fri Jul 9 08:04:34 PDT 2004

Andreas Jellinghaus wrote:
> it looks better now, but bash as initramfs /init program does not seem
> to work. is anything special required to get an interactive shell?
> as with cramfs I have an /dev/console device, and that was enough,
> but with initramfs the console stays silent.

bash -i?

> also is there any alternative to klibc?
> I currently have a big fat ramdisk of about 4 MB with
> glibc, bash, ssh, openssl, dm-crypt, opensc and openct
> (smart card tools), and because of that long list of
> applications, I have no use for a small c library.
> is initramfs limited in any way? or will increasing
> CONFIG_BLK_DEV_RAM_SIZE allow me ram disks of any
> size? about 20 MB can hold a very, very luxurious
> environment ... :-)

You can make it as big and fat as you want.  You just need something 
like the run-init program.


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