Subject: Re: sun3 versus netbsd-1.3 kernel sizes
To: None <port-sun3@NetBSD.ORG>
From: Michael C. Richardson <mcr@sandelman.ottawa.on.ca>
List: port-sun3
Date: 02/24/1998 12:16:58
-----BEGIN PGP SIGNED MESSAGE-----


>>>>> "Gordon" == Gordon W Ross <gwr@mc.com> writes:
    Gordon> Does that mean I should pull stuff out of GENERIC until it can
    Gordon> fit into the 1MB region?  Or somehow add support for booting
    Gordon> kernels that use more than 1MB for the initial load?

  Frankly, I'd like to see both.

    Gordon> Note that Sun3 PROMs do not promise to make more than 1MB of
    Gordon> contiguous memory available, so supporting larger kernels will
    Gordon> require significant work in the boot programs and the kernel.
    Gordon> The rule: KVA = PA + KERNBASE would no longer be true in all
    Gordon> memory initially mapped for the kernel.  Messy...

    Gordon> I still favor the LKM solution.

  I personally hate LKMs. Making sure that ps/kvm_mkdb is up-to-date
wrt the kernel is bad enough.

  However, if the install kernel needs LKMs to do some stuff, I don't mind.
I can build a new kernel later. I don't know where the LKMs will get loaded
from though.

   :!mcr!:            |  Sandelman Software Works Corporation, Ottawa, ON  
   Michael Richardson |Network and security consulting and contract programming
 Personal: mcr@sandelman.ottawa.on.ca. PGP key available.
 Corporate: sales@sandelman.ottawa.on.ca. 


  



-----BEGIN PGP SIGNATURE-----
Version: 2.6.3ia
Charset: latin1
Comment: Processed by Mailcrypt 3.4, an Emacs/PGP interface

iQB1AwUBNPMAhtiXVu0RiA21AQF7wAL6A6KAonsTr+3CrgYLH1S1V+eoQpYqwrE+
V0Gyl5cxRNEget0PyPKAhzF55pO5IFOvjN+FhIzzjgqr1X/Xt1LG/7J/eVCtExGX
Xq4TDT6YV4JMdTD6tVXg+FmDAInHLCnN
=W6PK
-----END PGP SIGNATURE-----