From owner-cvs-src-old@FreeBSD.ORG Tue Jan 13 15:43:01 2009 Return-Path: Delivered-To: cvs-src-old@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 941AE106567B for ; Tue, 13 Jan 2009 15:43:01 +0000 (UTC) (envelope-from raj@FreeBSD.org) Received: from repoman.freebsd.org (repoman.freebsd.org [IPv6:2001:4f8:fff6::29]) by mx1.freebsd.org (Postfix) with ESMTP id 615B48FC21 for ; Tue, 13 Jan 2009 15:43:01 +0000 (UTC) (envelope-from raj@FreeBSD.org) Received: from repoman.freebsd.org (localhost [127.0.0.1]) by repoman.freebsd.org (8.14.3/8.14.3) with ESMTP id n0DFh130038635 for ; Tue, 13 Jan 2009 15:43:01 GMT (envelope-from raj@repoman.freebsd.org) Received: (from svn2cvs@localhost) by repoman.freebsd.org (8.14.3/8.14.3/Submit) id n0DFh1qK038634 for cvs-src-old@freebsd.org; Tue, 13 Jan 2009 15:43:01 GMT (envelope-from raj@repoman.freebsd.org) Message-Id: <200901131543.n0DFh1qK038634@repoman.freebsd.org> X-Authentication-Warning: repoman.freebsd.org: svn2cvs set sender to raj@repoman.freebsd.org using -f From: Rafal Jaworowski Date: Tue, 13 Jan 2009 15:41:58 +0000 (UTC) To: cvs-src-old@freebsd.org X-FreeBSD-CVS-Branch: HEAD Subject: cvs commit: src/sys/conf files.powerpc src/sys/powerpc/booke locore.S machdep.c pmap.c support.S trap_subr.S src/sys/powerpc/include pcpu.h pmap.h pte.h tlb.h src/sys/powerpc/powerpc genassym.c X-BeenThere: cvs-src-old@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: **OBSOLETE** CVS commit messages for the src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 13 Jan 2009 15:43:04 -0000 raj 2009-01-13 15:41:58 UTC FreeBSD src repository Modified files: sys/conf files.powerpc sys/powerpc/booke locore.S machdep.c pmap.c trap_subr.S sys/powerpc/include pcpu.h pmap.h pte.h tlb.h sys/powerpc/powerpc genassym.c Removed files: sys/powerpc/booke support.S Log: SVN rev 187149 on 2009-01-13 15:41:58Z by raj Rework BookE pmap towards multi-core support. o Eliminate tlb0[] (a s/w copy of TLB0) - The table contents cannot be maintained reliably in multiple MMU environments, where asynchronous events (invalidations from other cores) can change our local TLB0 contents underneath. - Simplify and optimize TLB flushing: system wide invalidations are performed using tlbivax instruction (propagates to other cores), for local MMU invalidations a new optimized routine (assembly) is introduced. o Improve and simplify TID allocation and management. - Let each core keep track of its TID allocations. - Simplify TID recycling, eliminate dead code. - Drop the now unused powerpc/booke/support.S file. o Improve page tables management logic. o Simplify TLB1 manipulation routines. o Other improvements and polishing. Obtained from: Freescale, Semihalf Revision Changes Path 1.89 +0 -1 src/sys/conf/files.powerpc 1.7 +81 -0 src/sys/powerpc/booke/locore.S 1.11 +1 -0 src/sys/powerpc/booke/machdep.c 1.8 +327 -541 src/sys/powerpc/booke/pmap.c 1.2 +0 -106 src/sys/powerpc/booke/support.S (dead) 1.3 +25 -78 src/sys/powerpc/booke/trap_subr.S 1.29 +2 -1 src/sys/powerpc/include/pcpu.h 1.23 +7 -7 src/sys/powerpc/include/pmap.h 1.8 +3 -3 src/sys/powerpc/include/pte.h 1.2 +18 -11 src/sys/powerpc/include/tlb.h 1.63 +2 -5 src/sys/powerpc/powerpc/genassym.c