#include "detect.h"
#include "attr.h"
+#include <limits.h>
#include <cfg/compiler.h> /* for uintXX_t */
#if CPU_I196
typedef uint16_t cpu_flags_t; // FIXME
typedef unsigned int cpu_stack_t;
+ typedef cpu_stack_t cpu_aligned_stack_t;
typedef unsigned int cpu_atomic_t;
#warning Verify following constant
#define SIZEOF_CPUSTACK_T 2
+ #define SIZEOF_CPUALIGNED_T SIZEOF_CPUSTACK_T
#elif CPU_X86
#if CPU_X86_64
typedef uint64_t cpu_stack_t;
+ typedef cpu_stack_t cpu_aligned_stack_t;
#define SIZEOF_CPUSTACK_T 8
+ #define SIZEOF_CPUALIGNED_T SIZEOF_CPUSTACK_T
#else
typedef uint32_t cpu_stack_t;
+ typedef cpu_stack_t cpu_aligned_stack_t;
#define SIZEOF_CPUSTACK_T 4
+ #define SIZEOF_CPUALIGNED_T SIZEOF_CPUSTACK_T
#endif
-#elif CPU_ARM
+#elif CPU_ARM || CPU_CM3
typedef uint32_t cpu_flags_t;
typedef uint32_t cpu_atomic_t;
typedef uint32_t cpu_stack_t;
#define SIZEOF_CPUSTACK_T 4
+ typedef uint64_t cpu_aligned_stack_t;
+ #define SIZEOF_CPUALIGNED_T 8
+
#elif CPU_PPC
/* Get cpu_flags_t definition from the hosting environment. */
typedef uint32_t cpu_atomic_t;
typedef uint32_t cpu_stack_t;
+ typedef cpu_stack_t cpu_aligned_stack_t;
#define SIZEOF_CPUSTACK_T 4
+ #define SIZEOF_CPUALIGNED_T SIZEOF_CPUSTACK_T
#elif CPU_DSP56K
typedef uint16_t cpu_flags_t;
typedef uint16_t cpu_atomic_t;
typedef unsigned int cpu_stack_t;
+ typedef cpu_stack_t cpu_aligned_stack_t;
#warning Verify following costant
#define SIZEOF_CPUSTACK_T 2
+ #define SIZEOF_CPUALIGNED_T SIZEOF_CPUSTACK_T
#elif CPU_AVR
typedef uint8_t cpu_flags_t;
typedef uint8_t cpu_atomic_t;
typedef uint8_t cpu_stack_t;
+ typedef cpu_stack_t cpu_aligned_stack_t;
#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
#endif
+#ifndef SIZEOF_SIZE_T
+#if CPU_REG_BITS < 32
+ #define SIZEOF_SIZE_T 2
+#elif CPU_REG_BITS == 32
+ #define SIZEOF_SIZE_T 4
+#else /* CPU_REG_BITS > 32 */
+ #define SIZEOF_SIZE_T 8
+#endif
+#endif
+
#ifndef CPU_BITS_PER_CHAR
#define CPU_BITS_PER_CHAR (SIZEOF_CHAR * 8)
#endif
/*\}*/
+#ifndef INT_MAX
+ #define INT_MAX ((int)((unsigned int)~0 >> 1))
+ #define INT_MIN (-INT_MAX - 1)
+#endif
+
/* Sanity checks for the above definitions */
STATIC_ASSERT(sizeof(char) == SIZEOF_CHAR);
STATIC_ASSERT(sizeof(short) == SIZEOF_SHORT);
STATIC_ASSERT(sizeof(uint64_t) * CPU_BITS_PER_CHAR == 64);
#endif
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 */