From: arighi <arighi@38d2e660-2303-0410-9eaa-f027e97ec537>
Date: Wed, 21 Apr 2010 13:55:25 +0000 (+0000)
Subject: CM3: ensure that all processes have eight-byte stack alignment.
X-Git-Tag: 2.5.0~414
X-Git-Url: https://codewiz.org/gitweb?a=commitdiff_plain;h=5ed6382942018d3bdb9d41de291ff5c3094ed5b5;p=bertos.git

CM3: ensure that all processes have eight-byte stack alignment.

git-svn-id: https://src.develer.com/svnoss/bertos/trunk@3494 38d2e660-2303-0410-9eaa-f027e97ec537
---

diff --git a/bertos/cpu/cortex-m3/scripts/lm3s1968_rom.ld b/bertos/cpu/cortex-m3/scripts/lm3s1968_rom.ld
index e6c0e018..e0294b46 100644
--- a/bertos/cpu/cortex-m3/scripts/lm3s1968_rom.ld
+++ b/bertos/cpu/cortex-m3/scripts/lm3s1968_rom.ld
@@ -104,15 +104,15 @@ SECTIONS
 	 * Data heap is allocate at end of stack.
 	 */
 	PROVIDE (__msp_start = .);
-	. = ALIGN(4);
+	. = ALIGN(8);
 	. += STACK_SIZE;
 	PROVIDE (__msp_end = .);
 
 	PROVIDE (__psp_start = .);
-	. = ALIGN(4);
+	. = ALIGN(8);
 	. += STACK_SIZE;
 	PROVIDE (__psp_end = .);
 
 	PROVIDE (__heap_start = .);
-	. = ALIGN(4);
+	. = ALIGN(8);
 }
diff --git a/bertos/cpu/types.h b/bertos/cpu/types.h
index 3e56a360..d7e3e8bd 100644
--- a/bertos/cpu/types.h
+++ b/bertos/cpu/types.h
@@ -84,15 +84,8 @@
 	typedef uint32_t cpu_stack_t;
 	#define SIZEOF_CPUSTACK_T 4
 
-	#if CPU_ARM
-		typedef uint64_t cpu_aligned_stack_t;
-		#define SIZEOF_CPUALIGNED_T 8
-	#elif CPU_CM3
-		typedef uint32_t cpu_aligned_stack_t;
-		#define SIZEOF_CPUALIGNED_T 4
-	#else
-		#error CPU configuration error
-	#endif
+	typedef uint64_t cpu_aligned_stack_t;
+	#define SIZEOF_CPUALIGNED_T 8
 
 #elif CPU_PPC