Re: [Etherboot-developers] booting non linux images

[Anuradha R. <anu...@gn...>]

On Wed, 16 May 2001, Ken Yap wrote:

> >The total size of precomp.bin is 512+2048+65020=67580 and the tagged image
> >is 512 bytes larger.
> 
> Show me the output of disnbi on the image. Also have you checked that
> removing the first 512 bytes of the image gives you the original?

Removing the first 512 _does_ give the original, because the program (very
crude at this stage) I wrote to generate the tagged image creates only the
first 512 bytes of the image and the original image is appended to it (cat
tmpfile memtest.bin > memtest.tagged).

Here is the output of disnbi

$ disnbi memtest.tagged
Type: NBI
Header location:	9320:0000
Start address:		9000:0200
Flags:

Segment number 1
Load address:		00090000
Image length:		512
Memory length:		512
Position:		Absolute
Vendor tag:		16

Segment number 2
Load address:		00090200
Image length:		2048
Memory length:		2048
Position:		Absolute
Vendor tag:		17

Segment number 3
Load address:		00010000
Image length:		65020
Memory length:		65020
Position:		Absolute
Vendor tag:		18


Regards,

Anuradha