From mboxrd@z Thu Jan 1 00:00:00 1970 From: tony@atomide.com (Tony Lindgren) Date: Mon, 13 Apr 2015 14:45:49 -0700 Subject: [RESEND][PATCH] ARM errata, 430973: update the affected revisions In-Reply-To: <20150413213556.GT4027@n2100.arm.linux.org.uk> References: <1418131842-6752-1-git-send-email-jhofstee@victronenergy.com> <54EE2453.9080301@myspectrum.nl> <552840A9.8070406@myspectrum.nl> <20150411075220.GK12732@n2100.arm.linux.org.uk> <5528E88C.4070107@myspectrum.nl> <20150413143941.GY18048@atomide.com> <20150413162808.GZ18048@atomide.com> <20150413213556.GT4027@n2100.arm.linux.org.uk> Message-ID: <20150413214549.GA18048@atomide.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org * Russell King - ARM Linux [150413 14:37]: > On Mon, Apr 13, 2015 at 09:28:09AM -0700, Tony Lindgren wrote: > > * Tony Lindgren [150413 07:46]: > > > If what Russell and I are saying is correct, with the above two > > > patches your system should behave properly with 430973 even if > > > bit 6 in the aux ctrl register is set (or unset) by the bootloader. > > > > > > If r1p7 is behaves with bit 6 cleared and errata 430973 set, then > > > we know r1p7 is unaffected by 430973. > > > > Sorry let's take this part again: > > > > If r1p7 is behaves with bit 6 cleared and errata 430973 _unset_, > > then we know r1p7 is unaffected by 430973. > > I've asked. The errata applies to _all_ Cortex A8 r1pX versions. > This is actually what the code in the kernel does today, but the > documentation does not reflect it. So, I've updated the > documentation to reflect (a) the code and (b) the info I received: > > http://ftp.arm.linux.org.uk/cgit/linux-arm.git/commit/?id=59552cc87cb6 OK thanks for checking it, that should clear quite a bit of confusion. Regards, Tony