Date: Tue, 31 Jan 2012 15:19:03 +0000 (UTC) From: Grzegorz Bernacki <gber@FreeBSD.org> To: src-committers@freebsd.org, svn-src-projects@freebsd.org Subject: svn commit: r230809 - projects/armv6/sys/arm/arm Message-ID: <201201311519.q0VFJ3Fx041589@svn.freebsd.org>
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Author: gber Date: Tue Jan 31 15:19:02 2012 New Revision: 230809 URL: http://svn.freebsd.org/changeset/base/230809 Log: pj4b: Fix data corruption in WB mode pj4b_idcache_wbinv_range function cleaned and invalidated wrong data range, thus causing data corruption. Submitted by: Lukasz Plachno Obtained from: Marvell, Semihalf Modified: projects/armv6/sys/arm/arm/cpufunc_asm_pj4b.S Modified: projects/armv6/sys/arm/arm/cpufunc_asm_pj4b.S ============================================================================== --- projects/armv6/sys/arm/arm/cpufunc_asm_pj4b.S Tue Jan 31 13:00:40 2012 (r230808) +++ projects/armv6/sys/arm/arm/cpufunc_asm_pj4b.S Tue Jan 31 15:19:02 2012 (r230809) @@ -94,8 +94,6 @@ ENTRY(armv6_dcache_wbinv_all) RET ENTRY(pj4b_idcache_wbinv_range) - sub r1, r1, #1 - add r1, r0, r1 ldr ip, .Lpj4b_cache_line_size ldr ip, [ip] sub r1, r1, #1 /* Don't overrun */
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