[L4alpha-cvscommit] CVS: L4Alpha/pal/21164 ruffian_platform.mar,NONE,1.1

[Daniel P. <dp...@us...>]

Update of /cvsroot/l4alpha/L4Alpha/pal/21164
In directory usw-pr-cvs1:/tmp/cvs-serv12390

Added Files:
	ruffian_platform.mar 
Log Message:
Ruffian support file based on Miata (generic) 21164 support files.


--- NEW FILE: ruffian_platform.mar ---
;+       
;        $Id: ruffian_platform.mar,v 1.1 2001/12/10 00:52:19 dpotts Exp $
; 
;      Copyright (C) 1999 - 2001, Daniel Potts, University of New South Wales.
; 
;      Copyright (C) 1995, 1996, Sebastian Schoenberg, University of 
;      Technology Dresden, Department of Computer Science.
; 
;      This file is part of the L4/Alpha micro-kernel distribution.
; 
;      This program is free software; you can redistribute it and/or
;      modify it under the terms of the GNU General Public License
;      as published by the Free Software Foundation; either version 2
;      of the License, or (at your option) any later version.
;      
;      This program is distributed in the hope that it will be useful,
;      but WITHOUT ANY WARRANTY; without even the implied warranty of
;      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;      GNU General Public License for more details.
[...1070 lines suppressed...]
	srl     v0, #39, pp1			; Get high bit of bad pa.
	blbs    pp1, CrdScrubMemory_exit	; Don't fixup IO space.

	NOP					; Load must be on octaword.
	NOP

	ldq_lp  pp1, 0(v0)			; Attempt to read the bad memory.
	NOP					; Keep request in E0 pipe.

	stq_cp  pp1, 0(v0)			; Store it back if still there.

	; If store fails, it was scrubbed by someone else.
	; At this point, eiStat or bcStat could be locked due to a new correctable
	; error on the load, so read eiStat to unlock AFTER this routine.

CrdScrubMemory_exit:
	ret     zero, (pp5)			; Back we go.

			
	END_FREE_CODE