Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758192AbbEELNe (ORCPT ); Tue, 5 May 2015 07:13:34 -0400 Received: from ozlabs.org ([103.22.144.67]:60003 "EHLO ozlabs.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758161AbbEELMw (ORCPT ); Tue, 5 May 2015 07:12:52 -0400 From: Michael Ellerman To: Cc: , Anton Blanchard , tj@kernel.org, Andrew Morton Subject: [PATCH 5/6] powerpc/powernv: Add opal details to dump stack arch description Date: Tue, 5 May 2015 21:12:16 +1000 Message-Id: <1430824337-15339-5-git-send-email-mpe@ellerman.id.au> X-Mailer: git-send-email 2.1.0 In-Reply-To: <1430824337-15339-1-git-send-email-mpe@ellerman.id.au> References: <1430824337-15339-1-git-send-email-mpe@ellerman.id.au> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1588 Lines: 56 Once we have unflattened the device tree we can easily grab these opal version details and add them to dump stack arch description, which is printed in case of an oops. Signed-off-by: Michael Ellerman --- arch/powerpc/platforms/powernv/setup.c | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/arch/powerpc/platforms/powernv/setup.c b/arch/powerpc/platforms/powernv/setup.c index 16fdcb23f4c3..9250552d4b42 100644 --- a/arch/powerpc/platforms/powernv/setup.c +++ b/arch/powerpc/platforms/powernv/setup.c @@ -62,8 +62,34 @@ static void __init pnv_setup_arch(void) /* XXX PMCS */ } +static void __init pnv_add_dump_stack_arch_desc(void) +{ + struct device_node *dn; + const char *version; + + dn = of_find_node_by_path("/ibm,opal/firmware"); + if (!dn) + return; + + version = of_get_property(dn, "version", NULL); + if (version) + dump_stack_add_arch_desc(version); + + version = of_get_property(dn, "git-id", NULL); + if (version) + dump_stack_add_arch_desc(version); + + version = of_get_property(dn, "mi-version", NULL); + if (version) + dump_stack_add_arch_desc(version); + + of_node_put(dn); +} + static void __init pnv_init_early(void) { + pnv_add_dump_stack_arch_desc(); + /* * Initialize the LPC bus now so that legacy serial * ports can be found on it -- 2.1.0 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/