From: "Michał Mirosław" <mirq-linux-CoA6ZxLDdyEEUmgCuDUIdw@public.gmane.org>
To: linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org
Subject: [PATCH 6/9] ARM: init: update secondary_data register documentation
Date: Thu, 20 Jul 2017 02:29:25 +0200 [thread overview]
Message-ID: <a6e5e735ebae32a433e501188a86082efc8b0b52.1500510157.git.mirq-linux@rere.qmqm.pl> (raw)
In-Reply-To: <cover.1500510157.git.mirq-linux-CoA6ZxLDdyEEUmgCuDUIdw@public.gmane.org>
Fix secondary_data pointer register and document other
occurrences in SMP boot code.
Signed-off-by: Michał Mirosław <mirq-linux-CoA6ZxLDdyEEUmgCuDUIdw@public.gmane.org>
---
arch/arm/kernel/head.S | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/arch/arm/kernel/head.S b/arch/arm/kernel/head.S
index 04286fd9e09c..68b13db86bef 100644
--- a/arch/arm/kernel/head.S
+++ b/arch/arm/kernel/head.S
@@ -413,7 +413,7 @@ ENDPROC(secondary_startup)
ENDPROC(secondary_startup_arm)
/*
- * r6 = &secondary_data
+ * r7 = &secondary_data
*/
ENTRY(__secondary_switched)
ldr sp, [r7, #12] @ get secondary_data.stack
@@ -443,6 +443,7 @@ __secondary_data:
* r2 = atags or dtb pointer
* r4 = TTBR pointer (low word)
* r5 = TTBR pointer (high word if LPAE)
+ * r7 = secondary_data pointer (SMP)
* r9 = processor ID
* r13 = *virtual* address to jump to upon completion
*/
@@ -480,6 +481,7 @@ ENDPROC(__enable_mmu)
* r0 = cp#15 control register
* r1 = machine ID
* r2 = atags or dtb pointer
+ * r7 = secondary_data pointer (SMP)
* r9 = processor ID
* r13 = *virtual* address to jump to upon completion
*
--
2.11.0
WARNING: multiple messages have this Message-ID (diff)
From: mirq-linux@rere.qmqm.pl (Michał Mirosław)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 6/9] ARM: init: update secondary_data register documentation
Date: Thu, 20 Jul 2017 02:29:25 +0200 [thread overview]
Message-ID: <a6e5e735ebae32a433e501188a86082efc8b0b52.1500510157.git.mirq-linux@rere.qmqm.pl> (raw)
In-Reply-To: <cover.1500510157.git.mirq-linux@rere.qmqm.pl>
Fix secondary_data pointer register and document other
occurrences in SMP boot code.
Signed-off-by: Micha? Miros?aw <mirq-linux@rere.qmqm.pl>
---
arch/arm/kernel/head.S | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/arch/arm/kernel/head.S b/arch/arm/kernel/head.S
index 04286fd9e09c..68b13db86bef 100644
--- a/arch/arm/kernel/head.S
+++ b/arch/arm/kernel/head.S
@@ -413,7 +413,7 @@ ENDPROC(secondary_startup)
ENDPROC(secondary_startup_arm)
/*
- * r6 = &secondary_data
+ * r7 = &secondary_data
*/
ENTRY(__secondary_switched)
ldr sp, [r7, #12] @ get secondary_data.stack
@@ -443,6 +443,7 @@ __secondary_data:
* r2 = atags or dtb pointer
* r4 = TTBR pointer (low word)
* r5 = TTBR pointer (high word if LPAE)
+ * r7 = secondary_data pointer (SMP)
* r9 = processor ID
* r13 = *virtual* address to jump to upon completion
*/
@@ -480,6 +481,7 @@ ENDPROC(__enable_mmu)
* r0 = cp#15 control register
* r1 = machine ID
* r2 = atags or dtb pointer
+ * r7 = secondary_data pointer (SMP)
* r9 = processor ID
* r13 = *virtual* address to jump to upon completion
*
--
2.11.0
next prev parent reply other threads:[~2017-07-20 0:29 UTC|newest]
Thread overview: 59+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-07-20 0:29 [PATCH 0/9] Bringing Asus TF300T support to mainline Michał Mirosław
2017-07-20 0:29 ` Michał Mirosław
[not found] ` <cover.1500510157.git.mirq-linux-CoA6ZxLDdyEEUmgCuDUIdw@public.gmane.org>
2017-07-20 0:29 ` [PATCH 2/9] arm: cache-l2x0: remove duplicate warning Michał Mirosław
2017-07-20 0:29 ` Michał Mirosław
2017-07-20 0:29 ` [PATCH 3/9] arm: cache-l2x0: share l2x0_base Michał Mirosław
2017-07-20 0:29 ` Michał Mirosław
[not found] ` <eb104cfdf44ef9bf7b4f271555e1496d2bf781bf.1500510157.git.mirq-linux-CoA6ZxLDdyEEUmgCuDUIdw@public.gmane.org>
2017-10-05 16:48 ` Mark Rutland
2017-10-05 16:48 ` Mark Rutland
2017-12-19 23:10 ` Russell King - ARM Linux
2017-12-19 23:10 ` Russell King - ARM Linux
2017-07-20 0:29 ` [PATCH 1/9] ARM: enable secure platform-only erratas Michał Mirosław
2017-07-20 0:29 ` Michał Mirosław
[not found] ` <77ce738c15b992a92bee3a18e5468342fb2dc5ab.1500510157.git.mirq-linux-CoA6ZxLDdyEEUmgCuDUIdw@public.gmane.org>
2017-10-05 15:53 ` Dmitry Osipenko
2017-10-05 15:53 ` Dmitry Osipenko
2017-10-05 18:16 ` Dmitry Osipenko
2017-10-05 18:16 ` Dmitry Osipenko
[not found] ` <bdff72b9-8ebd-a426-b27b-fe055d45cfb1-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2017-12-19 23:28 ` Russell King - ARM Linux
2017-12-19 23:28 ` Russell King - ARM Linux
[not found] ` <20171219232810.GI10595-l+eeeJia6m9URfEZ8mYm6t73F7V6hmMc@public.gmane.org>
2017-12-20 12:49 ` Dmitry Osipenko
2017-12-20 12:49 ` Dmitry Osipenko
2017-07-20 0:29 ` [PATCH 5/9] ARM: trusted_foundations: announce firmware version Michał Mirosław
2017-07-20 0:29 ` Michał Mirosław
2017-07-20 0:29 ` [PATCH 4/9] ARM: trusted_foundations: enable L2x0 cache via firmware_ops Michał Mirosław
2017-07-20 0:29 ` Michał Mirosław
[not found] ` <1d12ea86cca40749731a594afc165830c0b2463d.1500510157.git.mirq-linux-CoA6ZxLDdyEEUmgCuDUIdw@public.gmane.org>
2017-10-05 16:24 ` Dmitry Osipenko
2017-10-05 16:24 ` Dmitry Osipenko
2017-12-19 18:56 ` Dmitry Osipenko
2017-12-19 18:56 ` Dmitry Osipenko
2017-07-20 0:29 ` [PATCH 8/9] ARM: tegra: avoid touching Secure registers in reset handler Michał Mirosław
2017-07-20 0:29 ` Michał Mirosław
2017-07-20 0:29 ` Michał Mirosław [this message]
2017-07-20 0:29 ` [PATCH 6/9] ARM: init: update secondary_data register documentation Michał Mirosław
[not found] ` <a6e5e735ebae32a433e501188a86082efc8b0b52.1500510157.git.mirq-linux-CoA6ZxLDdyEEUmgCuDUIdw@public.gmane.org>
2017-12-19 23:16 ` Russell King - ARM Linux
2017-12-19 23:16 ` Russell King - ARM Linux
2017-07-20 0:29 ` [PATCH 7/9] ARM: tegra: enable cache via TF Michał Mirosław
2017-07-20 0:29 ` Michał Mirosław
[not found] ` <6a164b2270a3e996c083e94bf5b1e27028c1135e.1500510157.git.mirq-linux-CoA6ZxLDdyEEUmgCuDUIdw@public.gmane.org>
2017-12-19 19:07 ` Dmitry Osipenko
2017-12-19 19:07 ` Dmitry Osipenko
2017-12-19 23:21 ` Russell King - ARM Linux
2017-12-19 23:21 ` Russell King - ARM Linux
2017-07-20 0:29 ` [PATCH 9/9] ARM: tegra: fix sleeping while atomic in CPU idle Michał Mirosław
2017-07-20 0:29 ` Michał Mirosław
[not found] ` <0a0600cdbcc9a71134105043c3e2ace84bab7c5a.1500510157.git.mirq-linux-CoA6ZxLDdyEEUmgCuDUIdw@public.gmane.org>
2017-07-20 12:45 ` Jon Hunter
2017-07-20 12:45 ` Jon Hunter
[not found] ` <378bf911-147e-f800-2de4-591e160528f0-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2017-07-20 16:28 ` Michał Mirosław
2017-07-20 16:28 ` Michał Mirosław
[not found] ` <20170720162852.rh565t5as2tbe6np-cHozx32mtrEEUmgCuDUIdw@public.gmane.org>
2017-07-21 8:15 ` Jon Hunter
2017-07-21 8:15 ` Jon Hunter
2017-07-20 7:48 ` [PATCH 0/9] Bringing Asus TF300T support to mainline Mikko Perttunen
2017-07-20 7:48 ` Mikko Perttunen
[not found] ` <a4149270-561a-4190-4c4e-c164bd91446e-/1wQRMveznE@public.gmane.org>
2017-07-20 15:07 ` Michał Mirosław
2017-07-20 15:07 ` Michał Mirosław
2017-10-04 21:25 ` Michał Mirosław
2017-10-04 21:25 ` Michał Mirosław
[not found] ` <20171004212534.uosfz6757bbds2c5-cHozx32mtrEEUmgCuDUIdw@public.gmane.org>
2017-10-05 15:52 ` Dmitry Osipenko
2017-10-05 15:52 ` Dmitry Osipenko
[not found] ` <dcbbc541-60c1-8af5-25ea-927629447a55-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2017-10-05 16:07 ` Dmitry Osipenko
2017-10-05 16:07 ` Dmitry Osipenko
-- strict thread matches above, loose matches on Subject: below --
2017-07-20 0:14 Michał Mirosław
[not found] ` <cover.1500509346.git.mirq-linux-CoA6ZxLDdyEEUmgCuDUIdw@public.gmane.org>
2017-07-20 0:14 ` [PATCH 6/9] ARM: init: update secondary_data register documentation Michał Mirosław
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