From: Peter Meerwald <pmeerw@pmeerw.net>
To: Tim Niemeyer <tim.niemeyer@corscience.de>,
Thomas Weber <thomas.weber@corscience.de>
Cc: linux-kernel@vger.kernel.org, linux-omap@vger.kernel.org
Subject: regarding arm: update ARM_ERRATA_430973 Kconfig
Date: Tue, 26 Mar 2013 12:57:07 +0100 (CET) [thread overview]
Message-ID: <alpine.DEB.2.01.1303261247320.18121@pmeerw.net> (raw)
Hello,
regarding your patch against arch/arm/Kconfig:
@@ -1215,7 +1215,7 @@ config ARM_ERRATA_430973
depends on CPU_V7
help
This option enables the workaround for the 430973 Cortex-A8
- (r1p0..r1p2) erratum. If a code sequence containing an ARM/Thumb
+ (r1p*) erratum. If a code sequence containing an ARM/Thumb
interworking branch is replaced with another code sequence at the
same virtual address, whether due to self-modifying code or virtual
to physical address re-mapping, Cortex-A8 does not recover from the
I am seeing strange segfault/illegal instructions fixed by enabling
ARM_ERRATA_430973 on a TI OMAP3 DM3730, r3p2 IMHO (see below)
ARM_ERRATA_430973 is relevant for which processors? have you checked the
errata list? I had no luck obtaining it yet
cat /proc/cpuinfo
Processor : ARMv7 Processor rev 2 (v7l)
BogoMIPS : 313.29
Features : swp half thumb fastmult vfp edsp thumbee neon vfpv3 tls
CPU implementer : 0x41
CPU architecture: 7
CPU variant : 0x3
CPU part : 0xc08
CPU revision : 2
thanks, p.
--
Peter Meerwald
+43-664-2444418 (mobile)
next reply other threads:[~2013-03-26 11:57 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-26 11:57 Peter Meerwald [this message]
2013-03-28 11:19 ` Tim Niemeyer
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