From: sboyd@codeaurora.org (Stephen Boyd)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 2/7] ARM: hw_breakpoint: fix monitor mode detection with v7.1
Date: Wed, 24 Oct 2012 15:53:34 -0700 [thread overview]
Message-ID: <5088716E.3060802@codeaurora.org> (raw)
In-Reply-To: <1350487901-3108-3-git-send-email-will.deacon@arm.com>
On 10/17/12 08:31, Will Deacon wrote:
> Detecting whether halting debug is enabled is no longer possible via
> the DBGDSCR in v7.1, returning an UNKNOWN value for the HDBGen bit via
> CP14 when the OS lock is clear.
>
> This patch removes the halting mode check and ensures that accesses to
> the internal and external views of the DBGDSCR are serialised with an
> instruction barrier.
>
> Signed-off-by: Will Deacon <will.deacon@arm.com>
Tested-by: Stephen Boyd <sboyd@codeaurora.org>
--
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
hosted by The Linux Foundation
next prev parent reply other threads:[~2012-10-24 22:53 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-10-17 15:31 [PATCH 0/7] ARM: hw_breakpoint: fix reset sequence for debug arch v7.1 Will Deacon
2012-10-17 15:31 ` [PATCH 1/7] ARM: hw_breakpoint: only clear OS lock when implemented on v7 Will Deacon
2012-10-24 22:53 ` Stephen Boyd
2012-10-25 14:49 ` Will Deacon
2012-10-17 15:31 ` [PATCH 2/7] ARM: hw_breakpoint: fix monitor mode detection with v7.1 Will Deacon
2012-10-24 22:53 ` Stephen Boyd [this message]
2012-10-17 15:31 ` [PATCH 3/7] ARM: hw_breakpoint: fix ordering of debug register reset sequence Will Deacon
2012-10-24 22:53 ` Stephen Boyd
2012-10-17 15:31 ` [PATCH 4/7] ARM: hw_breakpoint: don't try to clear v6 debug registers during boot Will Deacon
2012-10-24 22:53 ` Stephen Boyd
2012-10-17 15:31 ` [PATCH 5/7] ARM: hw_breakpoint: make boot quieter without CPUID feature registers Will Deacon
2012-10-24 22:53 ` Stephen Boyd
2012-10-17 15:31 ` [PATCH 6/7] ARM: hw_breakpoint: check if monitor mode is enabled during validation Will Deacon
2012-10-17 15:31 ` [PATCH 7/7] ARM: hw_breakpoint: use CRn as argument for debug reg accessor macros Will Deacon
2012-10-24 22:54 ` Stephen Boyd
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=5088716E.3060802@codeaurora.org \
--to=sboyd@codeaurora.org \
--cc=linux-arm-kernel@lists.infradead.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).