sys.h changes

example-cdc/Makefile

@@ -14,7 +14,7 @@ OBJCOPY   = $(CROSS)objcopy
 
 MCU   = cortex-m3
 CWARN = -Wall -Wextra -Wstrict-prototypes
-DEFS  = -DFREE_STANDING
+DEFS  = -DHAVE_SYS_H -DFREE_STANDING
 OPT   = -O3 -Os -g
 LIBS  =
 

example-cdc/sys.c

@@ -21,10 +21,7 @@
 #define CORTEX_PRIORITY_BITS    4
 #define CORTEX_PRIORITY_MASK(n)  ((n) << (8 - CORTEX_PRIORITY_BITS))
 #define USB_LP_CAN1_RX0_IRQn	 20
-#define STM32_USB_IRQ_PRIORITY     11
-
-#define FLASH_PAGE_SIZE 1024
-
+#define STM32_USB_IRQ_PRIORITY   11
 
 
 #define STM32_SW_PLL		(2 << 0)
@@ -336,9 +333,7 @@ flash_unlock (void)
 
 
 #define intr_disable()  asm volatile ("cpsid   i" : : : "memory")
-
-#define intr_enable()  asm volatile ("msr     BASEPRI, %0\n\t"		 \
-				     "cpsie   i" : : "r" (0) : "memory")
+#define intr_enable()  asm volatile ("cpsie   i" : : : "memory")
 
 #define FLASH_SR_BSY		0x01
 #define FLASH_SR_PGERR		0x04

example-cdc/sys.h

@@ -93,3 +93,23 @@ nvic_system_reset (void)
 {
   (*vector[12]) ();
 }
+
+/*
+ * Users can override INLINE by 'attribute((used))' to have an
+ * implementation defined.
+ */
+#if !defined(INLINE)
+#define INLINE __inline__
+#endif
+
+static INLINE void
+clock_init (void)
+{
+  (*vector[13]) ();
+}
+
+static INLINE void
+gpio_init (void)
+{
+  (*vector[14]) ();
+}