First support for MSP430 CPU

[bertos.git] / bertos / cpu / types.h

diff --git a/bertos/cpu/types.h b/bertos/cpu/types.h
index d7e3e8bde0b2c08cb51951b4f5ec6282cf80210f..ebd341718c9efdc876f8cc67b4ca4d5e654941e9 100644 (file)
--- a/bertos/cpu/types.h
+++ b/bertos/cpu/types.h
@@ -120,6 +120,14 @@
        #define SIZEOF_CPUSTACK_T 1
        #define SIZEOF_CPUALIGNED_T SIZEOF_CPUSTACK_T
 
+#elif CPU_MSP430
+
+       typedef uint16_t cpu_flags_t;
+       typedef uint16_t cpu_stack_t;
+       typedef cpu_stack_t cpu_aligned_stack_t;
+       #define SIZEOF_CPUSTACK_T 2
+       #define SIZEOF_CPUALIGNED_T SIZEOF_CPUSTACK_T
+
 #else
        #error No CPU_... defined.
 #endif
@@ -233,4 +241,14 @@ STATIC_ASSERT(sizeof(cpu_stack_t) == SIZEOF_CPUSTACK_T);
 STATIC_ASSERT(sizeof(cpu_aligned_stack_t) == SIZEOF_CPUALIGNED_T);
 STATIC_ASSERT(sizeof(size_t) == SIZEOF_SIZE_T);
 
+
+/**
+ * Macros for hardware access, both direct and via the bit-band region.
+ */
+/*\{*/
+#define HWREG(x)   (*((reg32_t *)(x)))
+#define HWREGH(x)  (*((reg16_t *)(x)))
+#define HWREGB(x)  (*((reg8_t *)(x)))
+/*\}*/
+
 #endif /* CPU_TYPES_H */