* \brief CPU-specific attributes.
*
* \author Giovanni Bajo <rasky@develer.com>
- * \author Bernardo Innocenti <bernie@develer.com>
+ * \author Bernie Innocenti <bernie@codewiz.org>
* \author Stefano Fedrigo <aleph@develer.com>
* \author Francesco Sacchi <batt@develer.com>
*/
#define CPU_ATTR_H
#include "detect.h"
-#include <cfg/compiler.h> /* for uintXX_t */
-#include <cfg/arch_config.h> /* ARCH_EMUL */
-#include "appconfig.h" // CONFIG_FAST_MEM
+#include "cfg/cfg_attr.h" /* CONFIG_FAST_MEM */
+#include "cfg/cfg_arch.h" /* ARCH_EMUL */
+#include <cfg/compiler.h> /* for uintXX_t */
+
/**
* \name Macros for determining CPU endianness.
#else /* GCC and compatibles */
#if defined(__ARMEB__)
- #define CPU_BYTE_ORDER CPU_BIG_ENDIAN
- #elif defined(__ARMEL__)
- #define CPU_BYTE_ORDER CPU_LITTLE_ENDIAN
+ #define CPU_BYTE_ORDER CPU_BIG_ENDIAN
+ #elif defined(__ARMEL__)
+ #define CPU_BYTE_ORDER CPU_LITTLE_ENDIAN
#else
#error Unable to detect ARM endianness!
#endif
#define NOP asm volatile ("mov r0,r0" ::)
/**
- * Initialization value for registers in stack frame.
- * The register index is not directly corrispondent to CPU
- * register numbers, but is related to how are pushed to
- * stack (\see asm_switch_context).
+ * Initialization value for registers in stack frame.
+ * The register index is not directly corrispondent to CPU
+ * register numbers, but is related to how are pushed to
+ * stack (\see asm_switch_context).
* Index (CPU_SAVED_REGS_CNT - 1) is the CPSR register,
* the initial value is set to:
* - All flags (N, Z, C, V) set to 0.
* - IRQ and FIQ enabled.
* - ARM state.
* - CPU in Supervisor Mode (SVC).
- */
+ */
#define CPU_REG_INIT_VALUE(reg) (reg == (CPU_SAVED_REGS_CNT - 1) ? 0x13 : 0)
#if CONFIG_FAST_MEM
#define CPU_REG_INIT_VALUE(reg) 0
#endif
-
#ifndef CPU_STACK_GROWS_UPWARD
#error CPU_STACK_GROWS_UPWARD should have been defined to either 0 or 1
#endif
#error CPU_SP_ON_EMPTY_SLOT should have been defined to either 0 or 1
#endif
+#ifndef FAST_FUNC
+ /**
+ * Function attribute for use with performance critical code.
+ */
+ #define FAST_FUNC /* */
+#endif
+
+#ifndef FAST_RODATA
+ /**
+ * Data attribute to move constant data to fast memory storage.
+ */
+ #define FAST_RODATA /* */
+#endif
+
/*
* Support stack handling peculiarities of a few CPUs.
*