*
* Copyright 2004, 2005, 2006, 2007, 2008 Develer S.r.l. (http://www.develer.com/)
* Copyright 2004 Giovanni Bajo
- *
* -->
*
* \brief CPU-specific attributes.
#elif CPU_X86
- #define NOP asm volatile ("nop")
-
#define CPU_REGS_CNT 7
#define CPU_BYTE_ORDER CPU_LITTLE_ENDIAN
#define CPU_HARVARD 0
#endif
/// Valid pointers should be >= than this value (used for debug)
- #define CPU_RAM_START 0x1000
+ #define CPU_RAM_START 0x1000
+
+ #ifdef __GNUC__
+ #define NOP asm volatile ("nop")
+ #define BREAKPOINT asm volatile ("int3" ::)
+ #endif
#elif CPU_ARM
#endif
#define NOP asm volatile ("mov r0,r0" ::)
+ #define BREAKPOINT /* asm("bkpt 0") DOES NOT WORK */
#if CONFIG_FAST_MEM
/**
#elif CPU_PPC
- #define NOP asm volatile ("nop" ::)
-
#define CPU_REG_BITS (CPU_PPC32 ? 32 : 64)
#define CPU_REGS_CNT FIXME
#define CPU_BYTE_ORDER (__BIG_ENDIAN__ ? CPU_BIG_ENDIAN : CPU_LITTLE_ENDIAN)
#define CPU_HARVARD 0
/// Valid pointers should be >= than this value (used for debug)
- #define CPU_RAM_START 0x1000
+ #define CPU_RAM_START 0x1000
-#elif CPU_DSP56K
+ #ifdef __GNUC__
+ #define NOP asm volatile ("nop" ::)
+ #define BREAKPOINT asm volatile ("twge 2,2" ::)
+ #endif
- #define NOP asm(nop)
+#elif CPU_DSP56K
#define CPU_REG_BITS 16
#define CPU_REGS_CNT FIXME
#define SIZEOF_PTR 1
/// Valid pointers should be >= than this value (used for debug)
- #define CPU_RAM_START 0x200
+ #define CPU_RAM_START 0x200
+
+ #define NOP asm(nop)
+ #define BREAKPOINT asm(debug)
#elif CPU_AVR
#define CPU_HARVARD 1
/// Valid pointers should be >= than this value (used for debug)
- #define CPU_RAM_START 0x100
+ #define CPU_RAM_START 0x100
#else
#error No CPU_... defined.
#endif
+#ifndef BREAKPOINT
+#define BREAKPOINT /* nop */
+#endif
+
#ifndef FAST_FUNC
/// Function attribute for use with performance critical code.
#define FAST_FUNC /* */