Why not take the VxWorks' way? Just implement one real-time kernel. For
every platform, develop one particular "BSP (Board Support Packet)".
Actually a BSP acts just like BIOS.
Best Regards
Bill W.G. Shi at BBT Inc.
E-Mail Address: [EMAIL PROTECTED]
-----Original Message-----
From: Alan Cox <[EMAIL PROTECTED]>
To: Pink X <[EMAIL PROTECTED]>
Cc: [EMAIL PROTECTED] <[EMAIL PROTECTED]>
Date: Monday, December 28, 1998 7:52 AM
Subject: Re: My embedded linux project
>> I want to build some custom hardware and run linux on it. I'm planning
>> to go with something like a Mobile Pentium II processor and a southbridge
>> chip. I don't care if this hardware is "PC compatible" or not, in fact,
>> I don't want ti to be as its unnessary and adds costs to custom hardware.
>
>Unless you need a lot of CPU power and have the experience and background
>in laying out highspeed multilayer boards you might want to look at
embedded
>powerpc or arm designs.
>
>> My question is, is it possible ot boot the linux kernal directly from
>> ROM. IE: No BIOS, just a rom at mem location 0 that starts up lilo and
>> loads the kernal into RAM. Has anyone done this or seen it?
>
>Sure just write your own boot code to replace the bios
>
>> Those doing embedded linux on non-intel platforms must do something like
>> this as there isn't always a BIOS around.
>>
>> (And linux doesn't really use the bios at all, does it?)
>
>It only needs the BIOS for boot up and for PCI. You can backport the direct
>PCI from 2.1.x if you need it. You will need to write a PCI configuration
>module to replace the PCI bios config.
>
>Alan
>
