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* [PATCH v2] ARM lowlevel
@ 2012-09-10  7:56 Sascha Hauer
  2012-09-10  7:56 ` [PATCH 1/3] ARM lowlevel: Update function documentation Sascha Hauer
                   ` (2 more replies)
  0 siblings, 3 replies; 7+ messages in thread
From: Sascha Hauer @ 2012-09-10  7:56 UTC (permalink / raw)
  To: barebox

Changes since v1:

- Make runtime offset function work in thumb2 mode
- Remove accidently prototype changing of board_init_lowlevel_return()

----------------------------------------------------------------
Sascha Hauer (3):
      ARM lowlevel: Update function documentation
      ARM: Add assembler function to get runtime offset
      ARM lowlevel: Use get_runtime_offset

 arch/arm/cpu/start-pbl.c           |   15 ++++++---------
 arch/arm/cpu/start-reset.c         |    3 +++
 arch/arm/cpu/start.c               |   17 +++++++----------
 arch/arm/include/asm/barebox-arm.h |    2 +-
 arch/arm/lib/Makefile              |    2 ++
 arch/arm/lib/barebox.lds.S         |    2 --
 arch/arm/lib/runtime-offset.S      |   17 +++++++++++++++++
 arch/arm/pbl/zbarebox.lds.S        |    2 --
 8 files changed, 36 insertions(+), 24 deletions(-)
 create mode 100644 arch/arm/lib/runtime-offset.S

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^ permalink raw reply	[flat|nested] 7+ messages in thread
* [PATCH 1/3] ARM lowlevel: Update function documentation
@ 2012-09-09  9:47 Sascha Hauer
  2012-09-09  9:47 ` [PATCH 2/3] ARM: Add assembler function to get runtime offset Sascha Hauer
  0 siblings, 1 reply; 7+ messages in thread
From: Sascha Hauer @ 2012-09-09  9:47 UTC (permalink / raw)
  To: barebox

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
 arch/arm/cpu/start-pbl.c   |    3 +++
 arch/arm/cpu/start-reset.c |    3 +++
 arch/arm/cpu/start.c       |    5 ++++-
 3 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/arch/arm/cpu/start-pbl.c b/arch/arm/cpu/start-pbl.c
index 932a3da..09a1940 100644
--- a/arch/arm/cpu/start-pbl.c
+++ b/arch/arm/cpu/start-pbl.c
@@ -36,6 +36,9 @@
 unsigned long free_mem_ptr;
 unsigned long free_mem_end_ptr;
 
+/*
+ * First instructions in the pbl image
+ */
 void __naked __section(.text_head_entry) pbl_start(void)
 {
 	barebox_arm_head();
diff --git a/arch/arm/cpu/start-reset.c b/arch/arm/cpu/start-reset.c
index e0df676..fcfdce6 100644
--- a/arch/arm/cpu/start-reset.c
+++ b/arch/arm/cpu/start-reset.c
@@ -29,6 +29,9 @@
 /*
  * The actual reset vector. This code is position independent and usually
  * does not run at the address it's linked at.
+ *
+ * This is either executed in the pbl image (if enabled) or in the regular
+ * image.
  */
 void __naked __bare_init reset(void)
 {
diff --git a/arch/arm/cpu/start.c b/arch/arm/cpu/start.c
index 07e7dfe..e43ff9c 100644
--- a/arch/arm/cpu/start.c
+++ b/arch/arm/cpu/start.c
@@ -30,7 +30,7 @@
 
 #ifdef CONFIG_PBL_IMAGE
 /*
- * First function in the pbl image. We get here from
+ * First function in the uncompressed image. We get here from
  * the pbl.
  */
 void __naked __section(.text_entry) start(void)
@@ -47,6 +47,9 @@ void __naked __section(.text_entry) start(void)
 }
 #else
 
+/*
+ * First function in the image without pbl support
+ */
 void __naked __section(.text_entry) start(void)
 {
 	barebox_arm_head();
-- 
1.7.10.4


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^ permalink raw reply	[flat|nested] 7+ messages in thread
end of thread, other threads:[~2012-09-10  7:56 UTC | newest]

Thread overview: 7+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2012-09-10  7:56 [PATCH v2] ARM lowlevel Sascha Hauer
2012-09-10  7:56 ` [PATCH 1/3] ARM lowlevel: Update function documentation Sascha Hauer
2012-09-10  7:56 ` [PATCH 2/3] ARM: Add assembler function to get runtime offset Sascha Hauer
2012-09-10  7:56 ` [PATCH 3/3] ARM lowlevel: Use get_runtime_offset Sascha Hauer
  -- strict thread matches above, loose matches on Subject: below --
2012-09-09  9:47 [PATCH 1/3] ARM lowlevel: Update function documentation Sascha Hauer
2012-09-09  9:47 ` [PATCH 2/3] ARM: Add assembler function to get runtime offset Sascha Hauer
2012-09-09 11:12   ` Jean-Christophe PLAGNIOL-VILLARD
2012-09-09 16:27     ` Sascha Hauer

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