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From: AKASHI Takahiro <takahiro.akashi-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
To: catalin.marinas-5wv7dgnIgG8@public.gmane.org,
	will.deacon-5wv7dgnIgG8@public.gmane.org,
	robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org,
	frowand.list-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org
Cc: james.morse-5wv7dgnIgG8@public.gmane.org,
	geoff-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org,
	bauerman-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org,
	dyoung-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org,
	mark.rutland-5wv7dgnIgG8@public.gmane.org,
	kexec-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
	linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
	devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	AKASHI Takahiro
	<takahiro.akashi-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
Subject: [PATCH v26 7/7] Documentation: dt: chosen properties for arm64 kdump
Date: Wed,  7 Sep 2016 13:32:03 +0900	[thread overview]
Message-ID: <20160907043203.6309-1-takahiro.akashi@linaro.org> (raw)
In-Reply-To: <20160907042908.6232-1-takahiro.akashi-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>

From: James Morse <james.morse-5wv7dgnIgG8@public.gmane.org>

Add documentation for
	linux,crashkernel-base and crashkernel-size,
	linux,elfcorehdr
used by arm64 kexec/kdump to decribe the kdump reserved area, and
the elfcorehdr's location within it.

Signed-off-by: James Morse <james.morse-5wv7dgnIgG8@public.gmane.org>
[takahiro.akashi-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org: added "linux,crashkernel-base" and "-size" ]
Signed-off-by: AKASHI Takahiro <takahiro.akashi-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
---
 Documentation/devicetree/bindings/chosen.txt | 30 ++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

diff --git a/Documentation/devicetree/bindings/chosen.txt b/Documentation/devicetree/bindings/chosen.txt
index 6ae9d82..6257ee7 100644
--- a/Documentation/devicetree/bindings/chosen.txt
+++ b/Documentation/devicetree/bindings/chosen.txt
@@ -52,3 +52,33 @@ This property is set (currently only on PowerPC, and only needed on
 book3e) by some versions of kexec-tools to tell the new kernel that it
 is being booted by kexec, as the booting environment may differ (e.g.
 a different secondary CPU release mechanism)
+
+linux,crashkernel-base
+linux,crashkernel-size
+----------------------
+
+These properties (currently used on PowerPC and arm64) indicates
+the base address and the size, respectively, of the reserved memory
+range for crash dump kernel.
+e.g.
+
+/ {
+	chosen {
+		linux,crashkernel-base = <0x9 0xf0000000>;
+		linux,crashkernel-size = <0x0 0x10000000>;
+	};
+};
+
+linux,elfcorehdr
+----------------
+
+This property (currently used only on arm64) holds the memory range,
+the address and the size, of the elf core header which mainly describes
+the panicked kernel's memory layout as PT_LOAD segments of elf format.
+e.g.
+
+/ {
+	chosen {
+		linux,elfcorehdr = <0x9 0xfffff000 0x0 0x800>;
+	};
+};
-- 
2.9.0

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WARNING: multiple messages have this Message-ID (diff)
From: takahiro.akashi@linaro.org (AKASHI Takahiro)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v26 7/7] Documentation: dt: chosen properties for arm64 kdump
Date: Wed,  7 Sep 2016 13:32:03 +0900	[thread overview]
Message-ID: <20160907043203.6309-1-takahiro.akashi@linaro.org> (raw)
In-Reply-To: <20160907042908.6232-1-takahiro.akashi@linaro.org>

From: James Morse <james.morse@arm.com>

Add documentation for
	linux,crashkernel-base and crashkernel-size,
	linux,elfcorehdr
used by arm64 kexec/kdump to decribe the kdump reserved area, and
the elfcorehdr's location within it.

Signed-off-by: James Morse <james.morse@arm.com>
[takahiro.akashi at linaro.org: added "linux,crashkernel-base" and "-size" ]
Signed-off-by: AKASHI Takahiro <takahiro.akashi@linaro.org>
---
 Documentation/devicetree/bindings/chosen.txt | 30 ++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

diff --git a/Documentation/devicetree/bindings/chosen.txt b/Documentation/devicetree/bindings/chosen.txt
index 6ae9d82..6257ee7 100644
--- a/Documentation/devicetree/bindings/chosen.txt
+++ b/Documentation/devicetree/bindings/chosen.txt
@@ -52,3 +52,33 @@ This property is set (currently only on PowerPC, and only needed on
 book3e) by some versions of kexec-tools to tell the new kernel that it
 is being booted by kexec, as the booting environment may differ (e.g.
 a different secondary CPU release mechanism)
+
+linux,crashkernel-base
+linux,crashkernel-size
+----------------------
+
+These properties (currently used on PowerPC and arm64) indicates
+the base address and the size, respectively, of the reserved memory
+range for crash dump kernel.
+e.g.
+
+/ {
+	chosen {
+		linux,crashkernel-base = <0x9 0xf0000000>;
+		linux,crashkernel-size = <0x0 0x10000000>;
+	};
+};
+
+linux,elfcorehdr
+----------------
+
+This property (currently used only on arm64) holds the memory range,
+the address and the size, of the elf core header which mainly describes
+the panicked kernel's memory layout as PT_LOAD segments of elf format.
+e.g.
+
+/ {
+	chosen {
+		linux,elfcorehdr = <0x9 0xfffff000 0x0 0x800>;
+	};
+};
-- 
2.9.0

WARNING: multiple messages have this Message-ID (diff)
From: AKASHI Takahiro <takahiro.akashi@linaro.org>
To: catalin.marinas@arm.com, will.deacon@arm.com, robh+dt@kernel.org,
	frowand.list@gmail.com
Cc: mark.rutland@arm.com, devicetree@vger.kernel.org,
	geoff@infradead.org, kexec@lists.infradead.org,
	AKASHI Takahiro <takahiro.akashi@linaro.org>,
	james.morse@arm.com, bauerman@linux.vnet.ibm.com,
	dyoung@redhat.com, linux-arm-kernel@lists.infradead.org
Subject: [PATCH v26 7/7] Documentation: dt: chosen properties for arm64 kdump
Date: Wed,  7 Sep 2016 13:32:03 +0900	[thread overview]
Message-ID: <20160907043203.6309-1-takahiro.akashi@linaro.org> (raw)
In-Reply-To: <20160907042908.6232-1-takahiro.akashi@linaro.org>

From: James Morse <james.morse@arm.com>

Add documentation for
	linux,crashkernel-base and crashkernel-size,
	linux,elfcorehdr
used by arm64 kexec/kdump to decribe the kdump reserved area, and
the elfcorehdr's location within it.

Signed-off-by: James Morse <james.morse@arm.com>
[takahiro.akashi@linaro.org: added "linux,crashkernel-base" and "-size" ]
Signed-off-by: AKASHI Takahiro <takahiro.akashi@linaro.org>
---
 Documentation/devicetree/bindings/chosen.txt | 30 ++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

diff --git a/Documentation/devicetree/bindings/chosen.txt b/Documentation/devicetree/bindings/chosen.txt
index 6ae9d82..6257ee7 100644
--- a/Documentation/devicetree/bindings/chosen.txt
+++ b/Documentation/devicetree/bindings/chosen.txt
@@ -52,3 +52,33 @@ This property is set (currently only on PowerPC, and only needed on
 book3e) by some versions of kexec-tools to tell the new kernel that it
 is being booted by kexec, as the booting environment may differ (e.g.
 a different secondary CPU release mechanism)
+
+linux,crashkernel-base
+linux,crashkernel-size
+----------------------
+
+These properties (currently used on PowerPC and arm64) indicates
+the base address and the size, respectively, of the reserved memory
+range for crash dump kernel.
+e.g.
+
+/ {
+	chosen {
+		linux,crashkernel-base = <0x9 0xf0000000>;
+		linux,crashkernel-size = <0x0 0x10000000>;
+	};
+};
+
+linux,elfcorehdr
+----------------
+
+This property (currently used only on arm64) holds the memory range,
+the address and the size, of the elf core header which mainly describes
+the panicked kernel's memory layout as PT_LOAD segments of elf format.
+e.g.
+
+/ {
+	chosen {
+		linux,elfcorehdr = <0x9 0xfffff000 0x0 0x800>;
+	};
+};
-- 
2.9.0


_______________________________________________
kexec mailing list
kexec@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/kexec

  parent reply	other threads:[~2016-09-07  4:32 UTC|newest]

Thread overview: 90+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-09-07  4:29 [PATCH v26 0/7] arm64: add kdump support AKASHI Takahiro
2016-09-07  4:29 ` AKASHI Takahiro
2016-09-07  4:29 ` [PATCH v26 1/7] arm64: kdump: reserve memory for crash dump kernel AKASHI Takahiro
2016-09-07  4:29   ` AKASHI Takahiro
2016-09-22 10:23   ` Matthias Bruger
2016-09-22 10:23     ` Matthias Bruger
2016-09-23  8:37     ` AKASHI Takahiro
2016-09-23  8:37       ` AKASHI Takahiro
2016-09-07  4:29 ` [PATCH v26 2/7] arm64: kdump: implement machine_crash_shutdown() AKASHI Takahiro
2016-09-07  4:29   ` AKASHI Takahiro
2016-09-14 18:09   ` James Morse
2016-09-14 18:09     ` James Morse
2016-09-15  8:13     ` Marc Zyngier
2016-09-15  8:13       ` Marc Zyngier
2016-09-16  3:21     ` AKASHI Takahiro
2016-09-16  3:21       ` AKASHI Takahiro
2016-09-16 14:49       ` James Morse
2016-09-16 14:49         ` James Morse
2016-09-20  7:36         ` AKASHI Takahiro
2016-09-20  7:36           ` AKASHI Takahiro
2016-09-07  4:29 ` [PATCH v26 3/7] arm64: kdump: add kdump support AKASHI Takahiro
2016-09-07  4:29   ` AKASHI Takahiro
2016-09-16 14:50   ` James Morse
2016-09-16 14:50     ` James Morse
2016-09-20  7:46     ` AKASHI Takahiro
2016-09-20  7:46       ` AKASHI Takahiro
2016-09-22 15:50   ` Matthias Brugger
2016-09-22 15:50     ` Matthias Brugger
2016-09-07  4:29 ` [PATCH v26 4/7] arm64: kdump: add VMCOREINFO's for user-space coredump tools AKASHI Takahiro
2016-09-07  4:29   ` AKASHI Takahiro
2016-09-16 16:04   ` James Morse
2016-09-16 16:04     ` James Morse
2016-09-07  4:29 ` [PATCH v26 5/7] arm64: kdump: enable kdump in the arm64 defconfig AKASHI Takahiro
2016-09-07  4:29   ` AKASHI Takahiro
2016-09-07  4:29 ` [PATCH v26 6/7] arm64: kdump: update a kernel doc AKASHI Takahiro
2016-09-07  4:29   ` AKASHI Takahiro
2016-09-16 16:08   ` James Morse
2016-09-16 16:08     ` James Morse
2016-09-20  8:27     ` AKASHI Takahiro
2016-09-20  8:27       ` AKASHI Takahiro
2016-09-26 17:21     ` Matthias Brugger
2016-09-26 17:21       ` Matthias Brugger
     [not found] ` <20160907042908.6232-1-takahiro.akashi-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2016-09-07  4:32   ` AKASHI Takahiro [this message]
2016-09-07  4:32     ` [PATCH v26 7/7] Documentation: dt: chosen properties for arm64 kdump AKASHI Takahiro
2016-09-07  4:32     ` AKASHI Takahiro
     [not found]     ` <20160907043203.6309-1-takahiro.akashi-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2016-09-16 13:03       ` Rob Herring
2016-09-16 13:03         ` Rob Herring
2016-09-16 13:03         ` Rob Herring
2016-09-07  4:37 ` [PATCH v26 0/7] arm64: add kdump support AKASHI Takahiro
2016-09-07  4:37   ` AKASHI Takahiro
2016-09-16 16:04 ` James Morse
2016-09-16 16:04   ` James Morse
2016-09-16 20:17   ` Ard Biesheuvel
2016-09-16 20:17     ` Ard Biesheuvel
2016-09-19 16:05     ` James Morse
2016-09-19 16:05       ` James Morse
2016-09-19 16:10       ` Ard Biesheuvel
2016-09-19 16:10         ` Ard Biesheuvel
2016-09-21  7:42       ` AKASHI Takahiro
2016-09-21  7:42         ` AKASHI Takahiro
2016-09-21  7:33   ` AKASHI Takahiro
2016-09-21  7:33     ` AKASHI Takahiro
2016-10-03  7:54 ` Manish Jaggi
2016-10-03  7:54   ` Manish Jaggi
2016-10-03 11:04   ` AKASHI Takahiro
2016-10-03 11:04     ` AKASHI Takahiro
2016-10-03 12:41     ` Manish Jaggi
2016-10-03 12:41       ` Manish Jaggi
2016-10-04  2:56       ` AKASHI Takahiro
2016-10-04  2:56         ` AKASHI Takahiro
2016-10-04  9:46       ` James Morse
2016-10-04  9:46         ` James Morse
2016-10-04 10:05         ` Manish Jaggi
2016-10-04 10:05           ` Manish Jaggi
2016-10-04 10:53           ` James Morse
2016-10-04 10:53             ` James Morse
2016-10-04 13:23             ` Manish Jaggi
2016-10-04 13:23               ` Manish Jaggi
2016-10-05  5:48               ` AKASHI Takahiro
2016-10-05  5:48                 ` AKASHI Takahiro
2016-10-05  5:41         ` AKASHI Takahiro
2016-10-05  5:41           ` AKASHI Takahiro
2016-10-04 10:18       ` Mark Rutland
2016-10-04 10:18         ` Mark Rutland
2016-10-17 15:41 ` Ruslan Bilovol
2016-10-17 15:41   ` Ruslan Bilovol
2016-10-18  6:26   ` AKASHI Takahiro
2016-10-18  6:26     ` AKASHI Takahiro
2016-11-01 12:19     ` Ruslan Bilovol
2016-11-01 12:19       ` Ruslan Bilovol

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