Re: Porting to IBM Risc 6000

To: matthew green <mrg%eterna.com.au@localhost>
Subject: Re: Porting to IBM Risc 6000
From: David Edelsohn <dje%watson.ibm.com@localhost>
Date: Thu, 08 Aug 2002 14:00:47 -0400

>>>>> matthew green writes:

matthew> is that really logically any different that 32-bit on sparc64
matthew> hardware, where many supervisor parts are 64-bits?  ie, it only
matthew> requires special assembler code, not a real 64 bit kernel?

        I do not know what was done for 32-bit FreeBSD on Sparc64.

        A 64-bit PowerPC kernel should only require a few 64-bit PowerPC
assembly routines to manipulate the registers.

David

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