From a1b993c2e24d2e94fe5284cdbfec712b6d358785 Mon Sep 17 00:00:00 2001
From: NIIBE Yutaka <gniibe@fsij.org>
Date: Mon, 4 Sep 2017 15:18:47 +0900
Subject: Minor changes for SYS.
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
---
ChangeLog | 2 ++
mcu/ABOUT-SYS | 8 ++++----
mcu/sys-stm32f0.h | 2 +-
mcu/sys-stm32f103.h | 2 +-
4 files changed, 8 insertions(+), 6 deletions(-)
diff --git a/ChangeLog b/ChangeLog
index 70985f6..acfcfa9 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,7 @@
2017-09-04 NIIBE Yutaka <gniibe@fsij.org>
+ * mcu/sys-stm32f103.h (nvic_system_reset): Add noreturn attribute.
+
* sys.h: Add mcu/sys-gnu-linux.h.
* mcu/sys-gnu-linux.c: New.
diff --git a/mcu/ABOUT-SYS b/mcu/ABOUT-SYS
index d285c88..36b4713 100644
--- a/mcu/ABOUT-SYS
+++ b/mcu/ABOUT-SYS
@@ -57,7 +57,7 @@ In the development of Gnuk, we developed:
It is now maintained as example-cdc/sys.c.
-There is another version in example-led/sys.c, which also support
+There is another version in example-led/sys.c, which also supports
STM32F030, as well as STM32F103. But, it wouldn't be useful for
STM32F030. In fact, the file example-fsm-55/sys.c has name sys.c
but it doesn't include any system routines.
@@ -74,7 +74,7 @@ Later on, we add another point.
(3) It is good if the executable of Gnuk could be shared among
different boards.
-For (1) and (2), we decided put some useful routines and data which is
+For (1) and (2), we decided put some useful routines and data which are
not need to be changed.
Now, the first 4KiB of flash ROM consists of:
@@ -84,7 +84,7 @@ Now, the first 4KiB of flash ROM consists of:
SYS consists of:
- Internal: reset entry, end of RAM
+ Internal: reset entry, address of the end of RAM
Data: board identification
Routines: board specific
board independent
@@ -94,7 +94,7 @@ and here is the list of all.
* Internal routines
reset entry
- end of RAM
+ address of the end of RAM
* Board identification
diff --git a/mcu/sys-stm32f0.h b/mcu/sys-stm32f0.h
index bd2d87d..a08de8d 100644
--- a/mcu/sys-stm32f0.h
+++ b/mcu/sys-stm32f0.h
@@ -111,7 +111,7 @@ usb_lld_sys_shutdown (void)
(*vector[11]) ();
}
-static inline void
+static inline void __attribute__((noreturn))
nvic_system_reset (void)
{
(*vector[12]) ();
diff --git a/mcu/sys-stm32f103.h b/mcu/sys-stm32f103.h
index 5ebd666..59f6253 100644
--- a/mcu/sys-stm32f103.h
+++ b/mcu/sys-stm32f103.h
@@ -108,7 +108,7 @@ usb_lld_sys_shutdown (void)
(*vector[11]) ();
}
-static inline void
+static inline void __attribute__((noreturn))
nvic_system_reset (void)
{
(*vector[12]) ();
--
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