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-rw-r--r--os/ports/GCC/ARMCMx/crt0.c24
-rw-r--r--readme.txt2
-rw-r--r--todo.txt13
3 files changed, 14 insertions, 25 deletions
diff --git a/os/ports/GCC/ARMCMx/crt0.c b/os/ports/GCC/ARMCMx/crt0.c
index bb8d3830d..4ac08ecdb 100644
--- a/os/ports/GCC/ARMCMx/crt0.c
+++ b/os/ports/GCC/ARMCMx/crt0.c
@@ -33,6 +33,17 @@ typedef funcp_t * funcpp_t;
#define SYMVAL(sym) (uint32_t)(((uint8_t *)&(sym)) - ((uint8_t *)0))
+/*
+ * Area fill code, it is a macro because here functions cannot be called
+ * until stacks are initialized.
+ */
+#define fill32(start, end, filler) { \
+ uint32_t *p1 = start; \
+ uint32_t *p2 = end; \
+ while (p1 < p2) \
+ *p1++ = filler; \
+}
+
/*===========================================================================*/
/**
* @name Startup settings
@@ -228,19 +239,6 @@ void _default_exit(void) {
}
/**
- * @brief Memory fill.
- *
- * @param[in] start fill area start
- * @param[in] end fill area end
- * @param[in] filler filler pattern
- */
-static void fill32(uint32_t *start, uint32_t *end, uint32_t filler) {
-
- while (start < end)
- *start++ = filler;
-}
-
-/**
* @brief Reset vector.
*/
#if !defined(__DOXYGEN__)
diff --git a/readme.txt b/readme.txt
index cea1f5e48..7c45db6e4 100644
--- a/readme.txt
+++ b/readme.txt
@@ -83,6 +83,8 @@
*****************************************************************************
*** 2.5.1 ***
+- FIX: Fixed ARM CMx crt0.c fails at low optimization levels (bug 3578927)
+ (backported to 2.4.3).
- FIX: Fixed compilation issue in chregistry.c (bug 3576776).
- FIX: Fixed compilation issue in syscalls.c (bug 3576771)(backported
to 2.4.3).
diff --git a/todo.txt b/todo.txt
index aceaf6c79..12dd9102c 100644
--- a/todo.txt
+++ b/todo.txt
@@ -5,18 +5,7 @@ X = In progress, some work done.
? = Not sure if worth the effort or useful at all.
N = Decided against.
-Version 2.5.0
-* SDC driver port to STM32F2 and STM32F4.
-* Revision of scheduling strategy for threads at equal priority.
-* Handling of Virtual Timer callbacks out of critical zone.
-* Add normal API (not iclass) variants of the VT functions.
-* MMC_SPI driver speedup.
-* FatFs 0.9x integration.
-* USB driver model revision.
- * STM32 OTG USB cell support for CL, F2, F4 devices.
-* CAN driver test on STM32F2/F4.
-* STM32F0 support.
- * Specific ADC driver for STM32F0.
+Version 2.5.1
Within 2.5.x:
X Revision of the RTCv2 driver implementation.