[U-Boot] cuImage and multi image?

Chen, Tiejun Tiejun.Chen at windriver.com
Tue Sep 21 03:03:22 CEST 2010


> -----Original Message-----
> From: Shawn Jin [mailto:shawnxjin at gmail.com] 
> Sent: Tuesday, September 21, 2010 1:53 AM
> To: Chen, Tiejun
> Cc: ppcdev; uboot
> Subject: Re: cuImage and multi image?
> 
> >> I have a cuImage kernel in order to support legacy u-boot and a 
> >> ramdisk image. Kernel boots fine if these two images are 
> separate and 
> >> "bootm $kernel $ramdisk" is used. But I can not make it to 
> work using 
> >> a single multi image that contains the kernel and ramdisk 
> images. Is 
> >> it even technically possible to boot a multi-image with cuboot 
> >> wrapper?
> >
> > Try the following steps:
> > ------
> > 1. cp <your ramdisk.gz> arch/powerpc/boot/ramdisk.image.gz
> > 2. make cuImage.initrd.<your target>
> >
> > You can get one Image, cuImage.initrd.<your target>, 
> including kernel and ramdisk.
> 
> A follow up question. With this method, the total image size
> (uncompressed) is limited to the 4MB (the link address of the 
> boot wrapper)?

No.

Cheers
Tiejun

> 
> Thanks,
> -Shawn.
> 


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