提交 a54b523e 编写于 作者: D dzzxzz

fixed scons+keil compiling error in lpc2148 and lpc178x branches

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@1897 bbd45198-f89e-11dd-88c7-29a3b14d5316
上级 bcf0bd36
/**************************************************************************//**
* @file core_cmFunc.h
* @brief CMSIS Cortex-M Core Function Access Header File
* @version V2.01
* @date 06. December 2010
*
* @note
* Copyright (C) 2009-2010 ARM Limited. All rights reserved.
*
* @par
* ARM Limited (ARM) is supplying this software for use with Cortex-M
* processor based microcontrollers. This file can be freely distributed
* within development tools that are supporting such ARM based processors.
*
* @par
* THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED
* OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE.
* ARM SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR
* CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER.
*
******************************************************************************/
#ifndef __CORE_CMFUNC_H__
#define __CORE_CMFUNC_H__
/* ########################### Core Function Access ########################### */
/** \ingroup CMSIS_Core_FunctionInterface
\defgroup CMSIS_Core_RegAccFunctions CMSIS Core Register Access Functions
@{
*/
#if defined ( __CC_ARM ) /*------------------ RealView Compiler ----------------*/
/* ARM armcc specific functions */
/* intrinsic void __enable_irq(); */
/* intrinsic void __disable_irq(); */
/** \brief Get Control Register
This function returns the content of the Control Register.
\return Control Register value
*/
#if (__ARMCC_VERSION < 400000)
extern uint32_t __get_CONTROL(void);
#else /* (__ARMCC_VERSION >= 400000) */
static __INLINE uint32_t __get_CONTROL(void)
{
register uint32_t __regControl __ASM("control");
return(__regControl);
}
#endif /* __ARMCC_VERSION */
/** \brief Set Control Register
This function writes the given value to the Control Register.
\param [in] control Control Register value to set
*/
#if (__ARMCC_VERSION < 400000)
extern void __set_CONTROL(uint32_t control);
#else /* (__ARMCC_VERSION >= 400000) */
static __INLINE void __set_CONTROL(uint32_t control)
{
register uint32_t __regControl __ASM("control");
__regControl = control;
}
#endif /* __ARMCC_VERSION */
/** \brief Get ISPR Register
This function returns the content of the ISPR Register.
\return ISPR Register value
*/
#if (__ARMCC_VERSION < 400000)
extern uint32_t __get_IPSR(void);
#else /* (__ARMCC_VERSION >= 400000) */
static __INLINE uint32_t __get_IPSR(void)
{
register uint32_t __regIPSR __ASM("ipsr");
return(__regIPSR);
}
#endif /* __ARMCC_VERSION */
/** \brief Get APSR Register
This function returns the content of the APSR Register.
\return APSR Register value
*/
#if (__ARMCC_VERSION < 400000)
extern uint32_t __get_APSR(void);
#else /* (__ARMCC_VERSION >= 400000) */
static __INLINE uint32_t __get_APSR(void)
{
register uint32_t __regAPSR __ASM("apsr");
return(__regAPSR);
}
#endif /* __ARMCC_VERSION */
/** \brief Get xPSR Register
This function returns the content of the xPSR Register.
\return xPSR Register value
*/
#if (__ARMCC_VERSION < 400000)
extern uint32_t __get_xPSR(void);
#else /* (__ARMCC_VERSION >= 400000) */
static __INLINE uint32_t __get_xPSR(void)
{
register uint32_t __regXPSR __ASM("xpsr");
return(__regXPSR);
}
#endif /* __ARMCC_VERSION */
/** \brief Get Process Stack Pointer
This function returns the current value of the Process Stack Pointer (PSP).
\return PSP Register value
*/
#if (__ARMCC_VERSION < 400000)
extern uint32_t __get_PSP(void);
#else /* (__ARMCC_VERSION >= 400000) */
static __INLINE uint32_t __get_PSP(void)
{
register uint32_t __regProcessStackPointer __ASM("psp");
return(__regProcessStackPointer);
}
#endif /* __ARMCC_VERSION */
/** \brief Set Process Stack Pointer
This function assigns the given value to the Process Stack Pointer (PSP).
\param [in] topOfProcStack Process Stack Pointer value to set
*/
#if (__ARMCC_VERSION < 400000)
extern void __set_PSP(uint32_t topOfProcStack);
#else /* (__ARMCC_VERSION >= 400000) */
static __INLINE void __set_PSP(uint32_t topOfProcStack)
{
register uint32_t __regProcessStackPointer __ASM("psp");
__regProcessStackPointer = topOfProcStack;
}
#endif /* __ARMCC_VERSION */
/** \brief Get Main Stack Pointer
This function returns the current value of the Main Stack Pointer (MSP).
\return MSP Register value
*/
#if (__ARMCC_VERSION < 400000)
extern uint32_t __get_MSP(void);
#else /* (__ARMCC_VERSION >= 400000) */
static __INLINE uint32_t __get_MSP(void)
{
register uint32_t __regMainStackPointer __ASM("msp");
return(__regMainStackPointer);
}
#endif /* __ARMCC_VERSION */
/** \brief Set Main Stack Pointer
This function assigns the given value to the Main Stack Pointer (MSP).
\param [in] topOfMainStack Main Stack Pointer value to set
*/
#if (__ARMCC_VERSION < 400000)
extern void __set_MSP(uint32_t topOfMainStack);
#else /* (__ARMCC_VERSION >= 400000) */
static __INLINE void __set_MSP(uint32_t topOfMainStack)
{
register uint32_t __regMainStackPointer __ASM("msp");
__regMainStackPointer = topOfMainStack;
}
#endif /* __ARMCC_VERSION */
/** \brief Get Priority Mask
This function returns the current state of the priority mask bit from the Priority Mask Register.
\return Priority Mask value
*/
#if (__ARMCC_VERSION < 400000)
extern uint32_t __get_PRIMASK(void);
#else /* (__ARMCC_VERSION >= 400000) */
static __INLINE uint32_t __get_PRIMASK(void)
{
register uint32_t __regPriMask __ASM("primask");
return(__regPriMask);
}
#endif /* __ARMCC_VERSION */
/** \brief Set Priority Mask
This function assigns the given value to the Priority Mask Register.
\param [in] priMask Priority Mask
*/
#if (__ARMCC_VERSION < 400000)
extern void __set_PRIMASK(uint32_t priMask);
#else /* (__ARMCC_VERSION >= 400000) */
static __INLINE void __set_PRIMASK(uint32_t priMask)
{
register uint32_t __regPriMask __ASM("primask");
__regPriMask = (priMask);
}
#endif /* __ARMCC_VERSION */
#if (__CORTEX_M >= 0x03)
/** \brief Enable FIQ
This function enables FIQ interrupts by clearing the F-bit in the CPSR.
Can only be executed in Privileged modes.
*/
#define __enable_fault_irq __enable_fiq
/** \brief Disable FIQ
This function disables FIQ interrupts by setting the F-bit in the CPSR.
Can only be executed in Privileged modes.
*/
#define __disable_fault_irq __disable_fiq
/** \brief Get Base Priority
This function returns the current value of the Base Priority register.
\return Base Priority register value
*/
#if (__ARMCC_VERSION < 400000)
extern uint32_t __get_BASEPRI(void);
#else /* (__ARMCC_VERSION >= 400000) */
static __INLINE uint32_t __get_BASEPRI(void)
{
register uint32_t __regBasePri __ASM("basepri");
return(__regBasePri);
}
#endif /* __ARMCC_VERSION */
/** \brief Set Base Priority
This function assigns the given value to the Base Priority register.
\param [in] basePri Base Priority value to set
*/
#if (__ARMCC_VERSION < 400000)
extern void __set_BASEPRI(uint32_t basePri);
#else /* (__ARMCC_VERSION >= 400000) */
static __INLINE void __set_BASEPRI(uint32_t basePri)
{
register uint32_t __regBasePri __ASM("basepri");
__regBasePri = (basePri & 0xff);
}
#endif /* __ARMCC_VERSION */
/** \brief Get Fault Mask
This function returns the current value of the Fault Mask register.
\return Fault Mask register value
*/
#if (__ARMCC_VERSION < 400000)
extern uint32_t __get_FAULTMASK(void);
#else /* (__ARMCC_VERSION >= 400000) */
static __INLINE uint32_t __get_FAULTMASK(void)
{
register uint32_t __regFaultMask __ASM("faultmask");
return(__regFaultMask);
}
#endif /* __ARMCC_VERSION */
/** \brief Set Fault Mask
This function assigns the given value to the Fault Mask register.
\param [in] faultMask Fault Mask value to set
*/
#if (__ARMCC_VERSION < 400000)
extern void __set_FAULTMASK(uint32_t faultMask);
#else /* (__ARMCC_VERSION >= 400000) */
static __INLINE void __set_FAULTMASK(uint32_t faultMask)
{
register uint32_t __regFaultMask __ASM("faultmask");
__regFaultMask = (faultMask & 1);
}
#endif /* __ARMCC_VERSION */
#endif /* (__CORTEX_M >= 0x03) */
#if (__CORTEX_M == 0x04)
/** \brief Get FPSCR
This function returns the current value of the Floating Point Status/Control register.
\return Floating Point Status/Control register value
*/
static __INLINE uint32_t __get_FPSCR(void)
{
#if (__FPU_PRESENT == 1)
register uint32_t __regfpscr __ASM("fpscr");
return(__regfpscr);
#else
return(0);
#endif
}
/** \brief Set FPSCR
This function assigns the given value to the Floating Point Status/Control register.
\param [in] fpscr Floating Point Status/Control value to set
*/
static __INLINE void __set_FPSCR(uint32_t fpscr)
{
#if (__FPU_PRESENT == 1)
register uint32_t __regfpscr __ASM("fpscr");
__regfpscr = (fpscr);
#endif
}
#endif /* (__CORTEX_M == 0x04) */
#elif (defined (__ICCARM__)) /*---------------- ICC Compiler ---------------------*/
/* IAR iccarm specific functions */
#if defined (__ICCARM__)
#include <intrinsics.h> /* IAR Intrinsics */
#endif
#pragma diag_suppress=Pe940
/** \brief Enable IRQ Interrupts
This function enables IRQ interrupts by clearing the I-bit in the CPSR.
Can only be executed in Privileged modes.
*/
#define __enable_irq __enable_interrupt
/** \brief Disable IRQ Interrupts
This function disables IRQ interrupts by setting the I-bit in the CPSR.
Can only be executed in Privileged modes.
*/
#define __disable_irq __disable_interrupt
/* intrinsic unsigned long __get_CONTROL( void ); (see intrinsic.h) */
/* intrinsic void __set_CONTROL( unsigned long ); (see intrinsic.h) */
/** \brief Get ISPR Register
This function returns the content of the ISPR Register.
\return ISPR Register value
*/
static uint32_t __get_IPSR(void)
{
__ASM("mrs r0, ipsr");
}
/** \brief Get APSR Register
This function returns the content of the APSR Register.
\return APSR Register value
*/
static uint32_t __get_APSR(void)
{
__ASM("mrs r0, apsr");
}
/** \brief Get xPSR Register
This function returns the content of the xPSR Register.
\return xPSR Register value
*/
static uint32_t __get_xPSR(void)
{
__ASM("mrs r0, psr"); // assembler does not know "xpsr"
}
/** \brief Get Process Stack Pointer
This function returns the current value of the Process Stack Pointer (PSP).
\return PSP Register value
*/
static uint32_t __get_PSP(void)
{
__ASM("mrs r0, psp");
}
/** \brief Set Process Stack Pointer
This function assigns the given value to the Process Stack Pointer (PSP).
\param [in] topOfProcStack Process Stack Pointer value to set
*/
static void __set_PSP(uint32_t topOfProcStack)
{
__ASM("msr psp, r0");
}
/** \brief Get Main Stack Pointer
This function returns the current value of the Main Stack Pointer (MSP).
\return MSP Register value
*/
static uint32_t __get_MSP(void)
{
__ASM("mrs r0, msp");
}
/** \brief Set Main Stack Pointer
This function assigns the given value to the Main Stack Pointer (MSP).
\param [in] topOfMainStack Main Stack Pointer value to set
*/
static void __set_MSP(uint32_t topOfMainStack)
{
__ASM("msr msp, r0");
}
/* intrinsic unsigned long __get_PRIMASK( void ); (see intrinsic.h) */
/* intrinsic void __set_PRIMASK( unsigned long ); (see intrinsic.h) */
#if (__CORTEX_M >= 0x03)
/** \brief Enable FIQ
This function enables FIQ interrupts by clearing the F-bit in the CPSR.
Can only be executed in Privileged modes.
*/
static __INLINE void __enable_fault_irq(void)
{
__ASM ("cpsie f");
}
/** \brief Disable FIQ
This function disables FIQ interrupts by setting the F-bit in the CPSR.
Can only be executed in Privileged modes.
*/
static __INLINE void __disable_fault_irq(void)
{
__ASM ("cpsid f");
}
/* intrinsic unsigned long __get_BASEPRI( void ); (see intrinsic.h) */
/* intrinsic void __set_BASEPRI( unsigned long ); (see intrinsic.h) */
/* intrinsic unsigned long __get_FAULTMASK( void ); (see intrinsic.h) */
/* intrinsic void __set_FAULTMASK(unsigned long); (see intrinsic.h) */
#endif /* (__CORTEX_M >= 0x03) */
#if (__CORTEX_M == 0x04)
/** \brief Get FPSCR
This function returns the current value of the Floating Point Status/Control register.
\return Floating Point Status/Control register value
*/
static uint32_t __get_FPSCR(void)
{
#if (__FPU_PRESENT == 1)
__ASM("vmrs r0, fpscr");
#else
return(0);
#endif
}
/** \brief Set FPSCR
This function assigns the given value to the Floating Point Status/Control register.
\param [in] fpscr Floating Point Status/Control value to set
*/
static void __set_FPSCR(uint32_t fpscr)
{
#if (__FPU_PRESENT == 1)
__ASM("vmsr fpscr, r0");
#endif
}
#endif /* (__CORTEX_M == 0x04) */
#pragma diag_default=Pe940
#elif (defined (__GNUC__)) /*------------------ GNU Compiler ---------------------*/
/* GNU gcc specific functions */
/** \brief Enable IRQ Interrupts
This function enables IRQ interrupts by clearing the I-bit in the CPSR.
Can only be executed in Privileged modes.
*/
__attribute__( ( always_inline ) ) static __INLINE void __enable_irq(void)
{
__ASM volatile ("cpsie i");
}
/** \brief Disable IRQ Interrupts
This function disables IRQ interrupts by setting the I-bit in the CPSR.
Can only be executed in Privileged modes.
*/
__attribute__( ( always_inline ) ) static __INLINE void __disable_irq(void)
{
__ASM volatile ("cpsid i");
}
/** \brief Get Control Register
This function returns the content of the Control Register.
\return Control Register value
*/
__attribute__( ( always_inline ) ) static __INLINE uint32_t __get_CONTROL(void)
{
uint32_t result;
__ASM volatile ("MRS %0, control" : "=r" (result) );
return(result);
}
/** \brief Set Control Register
This function writes the given value to the Control Register.
\param [in] control Control Register value to set
*/
__attribute__( ( always_inline ) ) static __INLINE void __set_CONTROL(uint32_t control)
{
__ASM volatile ("MSR control, %0" : : "r" (control) );
}
/** \brief Get ISPR Register
This function returns the content of the ISPR Register.
\return ISPR Register value
*/
__attribute__( ( always_inline ) ) static __INLINE uint32_t __get_IPSR(void)
{
uint32_t result;
__ASM volatile ("MRS %0, ipsr" : "=r" (result) );
return(result);
}
/** \brief Get APSR Register
This function returns the content of the APSR Register.
\return APSR Register value
*/
__attribute__( ( always_inline ) ) static __INLINE uint32_t __get_APSR(void)
{
uint32_t result;
__ASM volatile ("MRS %0, apsr" : "=r" (result) );
return(result);
}
/** \brief Get xPSR Register
This function returns the content of the xPSR Register.
\return xPSR Register value
*/
__attribute__( ( always_inline ) ) static __INLINE uint32_t __get_xPSR(void)
{
uint32_t result;
__ASM volatile ("MRS %0, xpsr" : "=r" (result) );
return(result);
}
/** \brief Get Process Stack Pointer
This function returns the current value of the Process Stack Pointer (PSP).
\return PSP Register value
*/
__attribute__( ( always_inline ) ) static __INLINE uint32_t __get_PSP(void)
{
register uint32_t result;
__ASM volatile ("MRS %0, psp\n" : "=r" (result) );
return(result);
}
/** \brief Set Process Stack Pointer
This function assigns the given value to the Process Stack Pointer (PSP).
\param [in] topOfProcStack Process Stack Pointer value to set
*/
__attribute__( ( always_inline ) ) static __INLINE void __set_PSP(uint32_t topOfProcStack)
{
__ASM volatile ("MSR psp, %0\n" : : "r" (topOfProcStack) );
}
/** \brief Get Main Stack Pointer
This function returns the current value of the Main Stack Pointer (MSP).
\return MSP Register value
*/
__attribute__( ( always_inline ) ) static __INLINE uint32_t __get_MSP(void)
{
register uint32_t result;
__ASM volatile ("MRS %0, msp\n" : "=r" (result) );
return(result);
}
/** \brief Set Main Stack Pointer
This function assigns the given value to the Main Stack Pointer (MSP).
\param [in] topOfMainStack Main Stack Pointer value to set
*/
__attribute__( ( always_inline ) ) static __INLINE void __set_MSP(uint32_t topOfMainStack)
{
__ASM volatile ("MSR msp, %0\n" : : "r" (topOfMainStack) );
}
/** \brief Get Priority Mask
This function returns the current state of the priority mask bit from the Priority Mask Register.
\return Priority Mask value
*/
__attribute__( ( always_inline ) ) static __INLINE uint32_t __get_PRIMASK(void)
{
uint32_t result;
__ASM volatile ("MRS %0, primask" : "=r" (result) );
return(result);
}
/** \brief Set Priority Mask
This function assigns the given value to the Priority Mask Register.
\param [in] priMask Priority Mask
*/
__attribute__( ( always_inline ) ) static __INLINE void __set_PRIMASK(uint32_t priMask)
{
__ASM volatile ("MSR primask, %0" : : "r" (priMask) );
}
#if (__CORTEX_M >= 0x03)
/** \brief Enable FIQ
This function enables FIQ interrupts by clearing the F-bit in the CPSR.
Can only be executed in Privileged modes.
*/
__attribute__( ( always_inline ) ) static __INLINE void __enable_fault_irq(void)
{
__ASM volatile ("cpsie f");
}
/** \brief Disable FIQ
This function disables FIQ interrupts by setting the F-bit in the CPSR.
Can only be executed in Privileged modes.
*/
__attribute__( ( always_inline ) ) static __INLINE void __disable_fault_irq(void)
{
__ASM volatile ("cpsid f");
}
/** \brief Get Base Priority
This function returns the current value of the Base Priority register.
\return Base Priority register value
*/
__attribute__( ( always_inline ) ) static __INLINE uint32_t __get_BASEPRI(void)
{
uint32_t result;
__ASM volatile ("MRS %0, basepri_max" : "=r" (result) );
return(result);
}
/** \brief Set Base Priority
This function assigns the given value to the Base Priority register.
\param [in] basePri Base Priority value to set
*/
__attribute__( ( always_inline ) ) static __INLINE void __set_BASEPRI(uint32_t value)
{
__ASM volatile ("MSR basepri, %0" : : "r" (value) );
}
/** \brief Get Fault Mask
This function returns the current value of the Fault Mask register.
\return Fault Mask register value
*/
__attribute__( ( always_inline ) ) static __INLINE uint32_t __get_FAULTMASK(void)
{
uint32_t result;
__ASM volatile ("MRS %0, faultmask" : "=r" (result) );
return(result);
}
/** \brief Set Fault Mask
This function assigns the given value to the Fault Mask register.
\param [in] faultMask Fault Mask value to set
*/
__attribute__( ( always_inline ) ) static __INLINE void __set_FAULTMASK(uint32_t faultMask)
{
__ASM volatile ("MSR faultmask, %0" : : "r" (faultMask) );
}
#endif /* (__CORTEX_M >= 0x03) */
#if (__CORTEX_M == 0x04)
/** \brief Get FPSCR
This function returns the current value of the Floating Point Status/Control register.
\return Floating Point Status/Control register value
*/
__attribute__( ( always_inline ) ) static __INLINE uint32_t __get_FPSCR(void)
{
#if (__FPU_PRESENT == 1)
uint32_t result;
__ASM volatile ("MRS %0, fpscr" : "=r" (result) );
return(result);
#else
return(0);
#endif
}
/** \brief Set FPSCR
This function assigns the given value to the Floating Point Status/Control register.
\param [in] fpscr Floating Point Status/Control value to set
*/
__attribute__( ( always_inline ) ) static __INLINE void __set_FPSCR(uint32_t fpscr)
{
#if (__FPU_PRESENT == 1)
__ASM volatile ("MSR fpscr, %0" : : "r" (fpscr) );
#endif
}
#endif /* (__CORTEX_M == 0x04) */
#elif (defined (__TASKING__)) /*--------------- TASKING Compiler -----------------*/
/* TASKING carm specific functions */
/*
* The CMSIS functions have been implemented as intrinsics in the compiler.
* Please use "carm -?i" to get an up to date list of all instrinsics,
* Including the CMSIS ones.
*/
#endif
/*@} end of CMSIS_Core_RegAccFunctions */
#endif /* __CORE_CMFUNC_H__ */
/**************************************************************************//**
* @file core_cmInstr.h
* @brief CMSIS Cortex-M Core Instruction Access Header File
* @version V2.01
* @date 06. December 2010
*
* @note
* Copyright (C) 2009-2010 ARM Limited. All rights reserved.
*
* @par
* ARM Limited (ARM) is supplying this software for use with Cortex-M
* processor based microcontrollers. This file can be freely distributed
* within development tools that are supporting such ARM based processors.
*
* @par
* THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED
* OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE.
* ARM SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR
* CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER.
*
******************************************************************************/
#ifndef __CORE_CMINSTR_H__
#define __CORE_CMINSTR_H__
/* ########################## Core Instruction Access ######################### */
/** \defgroup CMSIS_Core_InstructionInterface CMSIS Core Instruction Interface
Access to dedicated instructions
@{
*/
#if defined ( __CC_ARM ) /*------------------ RealView Compiler ----------------*/
/* ARM armcc specific functions */
/** \brief No Operation
No Operation does nothing. This instruction can be used for code alignment purposes.
*/
#define __NOP __nop
/** \brief Wait For Interrupt
Wait For Interrupt is a hint instruction that suspends execution
until one of a number of events occurs.
*/
#define __WFI __wfi
/** \brief Wait For Event
Wait For Event is a hint instruction that permits the processor to enter
a low-power state until one of a number of events occurs.
*/
#define __WFE __wfe
/** \brief Send Event
Send Event is a hint instruction. It causes an event to be signaled to the CPU.
*/
#define __SEV __sev
/** \brief Instruction Synchronization Barrier
Instruction Synchronization Barrier flushes the pipeline in the processor,
so that all instructions following the ISB are fetched from cache or
memory, after the instruction has been completed.
*/
#define __ISB() __isb(0xF)
/** \brief Data Synchronization Barrier
This function acts as a special kind of Data Memory Barrier.
It completes when all explicit memory accesses before this instruction complete.
*/
#define __DSB() __dsb(0xF)
/** \brief Data Memory Barrier
This function ensures the apparent order of the explicit memory operations before
and after the instruction, without ensuring their completion.
*/
#define __DMB() __dmb(0xF)
/** \brief Reverse byte order (32 bit)
This function reverses the byte order in integer value.
\param [in] value Value to reverse
\return Reversed value
*/
#define __REV __rev
/** \brief Reverse byte order (16 bit)
This function reverses the byte order in two unsigned short values.
\param [in] value Value to reverse
\return Reversed value
*/
#if (__ARMCC_VERSION < 400677)
extern uint32_t __REV16(uint32_t value);
#else /* (__ARMCC_VERSION >= 400677) */
static __INLINE __ASM uint32_t __REV16(uint32_t value)
{
rev16 r0, r0
bx lr
}
#endif /* __ARMCC_VERSION */
/** \brief Reverse byte order in signed short value
This function reverses the byte order in a signed short value with sign extension to integer.
\param [in] value Value to reverse
\return Reversed value
*/
#if (__ARMCC_VERSION < 400677)
extern int32_t __REVSH(int32_t value);
#else /* (__ARMCC_VERSION >= 400677) */
static __INLINE __ASM int32_t __REVSH(int32_t value)
{
revsh r0, r0
bx lr
}
#endif /* __ARMCC_VERSION */
#if (__CORTEX_M >= 0x03)
/** \brief Reverse bit order of value
This function reverses the bit order of the given value.
\param [in] value Value to reverse
\return Reversed value
*/
#define __RBIT __rbit
/** \brief LDR Exclusive (8 bit)
This function performs a exclusive LDR command for 8 bit value.
\param [in] ptr Pointer to data
\return value of type uint8_t at (*ptr)
*/
#define __LDREXB(ptr) ((uint8_t ) __ldrex(ptr))
/** \brief LDR Exclusive (16 bit)
This function performs a exclusive LDR command for 16 bit values.
\param [in] ptr Pointer to data
\return value of type uint16_t at (*ptr)
*/
#define __LDREXH(ptr) ((uint16_t) __ldrex(ptr))
/** \brief LDR Exclusive (32 bit)
This function performs a exclusive LDR command for 32 bit values.
\param [in] ptr Pointer to data
\return value of type uint32_t at (*ptr)
*/
#define __LDREXW(ptr) ((uint32_t ) __ldrex(ptr))
/** \brief STR Exclusive (8 bit)
This function performs a exclusive STR command for 8 bit values.
\param [in] value Value to store
\param [in] ptr Pointer to location
\return 0 Function succeeded
\return 1 Function failed
*/
#define __STREXB(value, ptr) __strex(value, ptr)
/** \brief STR Exclusive (16 bit)
This function performs a exclusive STR command for 16 bit values.
\param [in] value Value to store
\param [in] ptr Pointer to location
\return 0 Function succeeded
\return 1 Function failed
*/
#define __STREXH(value, ptr) __strex(value, ptr)
/** \brief STR Exclusive (32 bit)
This function performs a exclusive STR command for 32 bit values.
\param [in] value Value to store
\param [in] ptr Pointer to location
\return 0 Function succeeded
\return 1 Function failed
*/
#define __STREXW(value, ptr) __strex(value, ptr)
/** \brief Remove the exclusive lock
This function removes the exclusive lock which is created by LDREX.
*/
#if (__ARMCC_VERSION < 400000)
extern void __CLREX(void);
#else /* (__ARMCC_VERSION >= 400000) */
#define __CLREX __clrex
#endif /* __ARMCC_VERSION */
/** \brief Signed Saturate
This function saturates a signed value.
\param [in] value Value to be saturated
\param [in] sat Bit position to saturate to (1..32)
\return Saturated value
*/
#define __SSAT __ssat
/** \brief Unsigned Saturate
This function saturates an unsigned value.
\param [in] value Value to be saturated
\param [in] sat Bit position to saturate to (0..31)
\return Saturated value
*/
#define __USAT __usat
/** \brief Count leading zeros
This function counts the number of leading zeros of a data value.
\param [in] value Value to count the leading zeros
\return number of leading zeros in value
*/
#define __CLZ __clz
#endif /* (__CORTEX_M >= 0x03) */
#elif (defined (__ICCARM__)) /*---------------- ICC Compiler ---------------------*/
/* IAR iccarm specific functions */
#include <intrinsics.h> /* IAR Intrinsics */
#pragma diag_suppress=Pe940
/** \brief No Operation
No Operation does nothing. This instruction can be used for code alignment purposes.
*/
#define __NOP __no_operation
/** \brief Wait For Interrupt
Wait For Interrupt is a hint instruction that suspends execution
until one of a number of events occurs.
*/
static __INLINE void __WFI(void)
{
__ASM ("wfi");
}
/** \brief Wait For Event
Wait For Event is a hint instruction that permits the processor to enter
a low-power state until one of a number of events occurs.
*/
static __INLINE void __WFE(void)
{
__ASM ("wfe");
}
/** \brief Send Event
Send Event is a hint instruction. It causes an event to be signaled to the CPU.
*/
static __INLINE void __SEV(void)
{
__ASM ("sev");
}
/* intrinsic void __ISB(void) (see intrinsics.h) */
/* intrinsic void __DSB(void) (see intrinsics.h) */
/* intrinsic void __DMB(void) (see intrinsics.h) */
/* intrinsic uint32_t __REV(uint32_t value) (see intrinsics.h) */
/* intrinsic __SSAT (see intrinsics.h) */
/* intrinsic __USAT (see intrinsics.h) */
/** \brief Reverse byte order (16 bit)
This function reverses the byte order in two unsigned short values.
\param [in] value Value to reverse
\return Reversed value
*/
static uint32_t __REV16(uint32_t value)
{
__ASM("rev16 r0, r0");
}
/* intrinsic uint32_t __REVSH(uint32_t value) (see intrinsics.h */
#if (__CORTEX_M >= 0x03)
/** \brief Reverse bit order of value
This function reverses the bit order of the given value.
\param [in] value Value to reverse
\return Reversed value
*/
static uint32_t __RBIT(uint32_t value)
{
__ASM("rbit r0, r0");
}
/** \brief LDR Exclusive (8 bit)
This function performs a exclusive LDR command for 8 bit value.
\param [in] ptr Pointer to data
\return value of type uint8_t at (*ptr)
*/
static uint8_t __LDREXB(volatile uint8_t *addr)
{
__ASM("ldrexb r0, [r0]");
}
/** \brief LDR Exclusive (16 bit)
This function performs a exclusive LDR command for 16 bit values.
\param [in] ptr Pointer to data
\return value of type uint16_t at (*ptr)
*/
static uint16_t __LDREXH(volatile uint16_t *addr)
{
__ASM("ldrexh r0, [r0]");
}
/** \brief LDR Exclusive (32 bit)
This function performs a exclusive LDR command for 32 bit values.
\param [in] ptr Pointer to data
\return value of type uint32_t at (*ptr)
*/
/* intrinsic unsigned long __LDREX(unsigned long *) (see intrinsics.h) */
static uint32_t __LDREXW(volatile uint32_t *addr)
{
__ASM("ldrex r0, [r0]");
}
/** \brief STR Exclusive (8 bit)
This function performs a exclusive STR command for 8 bit values.
\param [in] value Value to store
\param [in] ptr Pointer to location
\return 0 Function succeeded
\return 1 Function failed
*/
static uint32_t __STREXB(uint8_t value, volatile uint8_t *addr)
{
__ASM("strexb r0, r0, [r1]");
}
/** \brief STR Exclusive (16 bit)
This function performs a exclusive STR command for 16 bit values.
\param [in] value Value to store
\param [in] ptr Pointer to location
\return 0 Function succeeded
\return 1 Function failed
*/
static uint32_t __STREXH(uint16_t value, volatile uint16_t *addr)
{
__ASM("strexh r0, r0, [r1]");
}
/** \brief STR Exclusive (32 bit)
This function performs a exclusive STR command for 32 bit values.
\param [in] value Value to store
\param [in] ptr Pointer to location
\return 0 Function succeeded
\return 1 Function failed
*/
/* intrinsic unsigned long __STREX(unsigned long, unsigned long) (see intrinsics.h )*/
static uint32_t __STREXW(uint32_t value, volatile uint32_t *addr)
{
__ASM("strex r0, r0, [r1]");
}
/** \brief Remove the exclusive lock
This function removes the exclusive lock which is created by LDREX.
*/
static __INLINE void __CLREX(void)
{
__ASM ("clrex");
}
/* intrinsic unsigned char __CLZ( unsigned long ) (see intrinsics.h) */
#endif /* (__CORTEX_M >= 0x03) */
#pragma diag_default=Pe940
#elif (defined (__GNUC__)) /*------------------ GNU Compiler ---------------------*/
/* GNU gcc specific functions */
/** \brief No Operation
No Operation does nothing. This instruction can be used for code alignment purposes.
*/
__attribute__( ( always_inline ) ) static __INLINE void __NOP(void)
{
__ASM volatile ("nop");
}
/** \brief Wait For Interrupt
Wait For Interrupt is a hint instruction that suspends execution
until one of a number of events occurs.
*/
__attribute__( ( always_inline ) ) static __INLINE void __WFI(void)
{
__ASM volatile ("wfi");
}
/** \brief Wait For Event
Wait For Event is a hint instruction that permits the processor to enter
a low-power state until one of a number of events occurs.
*/
__attribute__( ( always_inline ) ) static __INLINE void __WFE(void)
{
__ASM volatile ("wfe");
}
/** \brief Send Event
Send Event is a hint instruction. It causes an event to be signaled to the CPU.
*/
__attribute__( ( always_inline ) ) static __INLINE void __SEV(void)
{
__ASM volatile ("sev");
}
/** \brief Instruction Synchronization Barrier
Instruction Synchronization Barrier flushes the pipeline in the processor,
so that all instructions following the ISB are fetched from cache or
memory, after the instruction has been completed.
*/
__attribute__( ( always_inline ) ) static __INLINE void __ISB(void)
{
__ASM volatile ("isb");
}
/** \brief Data Synchronization Barrier
This function acts as a special kind of Data Memory Barrier.
It completes when all explicit memory accesses before this instruction complete.
*/
__attribute__( ( always_inline ) ) static __INLINE void __DSB(void)
{
__ASM volatile ("dsb");
}
/** \brief Data Memory Barrier
This function ensures the apparent order of the explicit memory operations before
and after the instruction, without ensuring their completion.
*/
__attribute__( ( always_inline ) ) static __INLINE void __DMB(void)
{
__ASM volatile ("dmb");
}
/** \brief Reverse byte order (32 bit)
This function reverses the byte order in integer value.
\param [in] value Value to reverse
\return Reversed value
*/
__attribute__( ( always_inline ) ) static __INLINE uint32_t __REV(uint32_t value)
{
uint32_t result;
__ASM volatile ("rev %0, %1" : "=r" (result) : "r" (value) );
return(result);
}
/** \brief Reverse byte order (16 bit)
This function reverses the byte order in two unsigned short values.
\param [in] value Value to reverse
\return Reversed value
*/
__attribute__( ( always_inline ) ) static __INLINE uint32_t __REV16(uint32_t value)
{
uint32_t result;
__ASM volatile ("rev16 %0, %1" : "=r" (result) : "r" (value) );
return(result);
}
/** \brief Reverse byte order in signed short value
This function reverses the byte order in a signed short value with sign extension to integer.
\param [in] value Value to reverse
\return Reversed value
*/
__attribute__( ( always_inline ) ) static __INLINE int32_t __REVSH(int32_t value)
{
uint32_t result;
__ASM volatile ("revsh %0, %1" : "=r" (result) : "r" (value) );
return(result);
}
#if (__CORTEX_M >= 0x03)
/** \brief Reverse bit order of value
This function reverses the bit order of the given value.
\param [in] value Value to reverse
\return Reversed value
*/
__attribute__( ( always_inline ) ) static __INLINE uint32_t __RBIT(uint32_t value)
{
uint32_t result;
__ASM volatile ("rbit %0, %1" : "=r" (result) : "r" (value) );
return(result);
}
/** \brief LDR Exclusive (8 bit)
This function performs a exclusive LDR command for 8 bit value.
\param [in] ptr Pointer to data
\return value of type uint8_t at (*ptr)
*/
__attribute__( ( always_inline ) ) static __INLINE uint8_t __LDREXB(volatile uint8_t *addr)
{
uint8_t result;
__ASM volatile ("ldrexb %0, [%1]" : "=r" (result) : "r" (addr) );
return(result);
}
/** \brief LDR Exclusive (16 bit)
This function performs a exclusive LDR command for 16 bit values.
\param [in] ptr Pointer to data
\return value of type uint16_t at (*ptr)
*/
__attribute__( ( always_inline ) ) static __INLINE uint16_t __LDREXH(volatile uint16_t *addr)
{
uint16_t result;
__ASM volatile ("ldrexh %0, [%1]" : "=r" (result) : "r" (addr) );
return(result);
}
/** \brief LDR Exclusive (32 bit)
This function performs a exclusive LDR command for 32 bit values.
\param [in] ptr Pointer to data
\return value of type uint32_t at (*ptr)
*/
__attribute__( ( always_inline ) ) static __INLINE uint32_t __LDREXW(volatile uint32_t *addr)
{
uint32_t result;
__ASM volatile ("ldrex %0, [%1]" : "=r" (result) : "r" (addr) );
return(result);
}
/** \brief STR Exclusive (8 bit)
This function performs a exclusive STR command for 8 bit values.
\param [in] value Value to store
\param [in] ptr Pointer to location
\return 0 Function succeeded
\return 1 Function failed
*/
__attribute__( ( always_inline ) ) static __INLINE uint32_t __STREXB(uint8_t value, volatile uint8_t *addr)
{
uint32_t result;
__ASM volatile ("strexb %0, %2, [%1]" : "=r" (result) : "r" (addr), "r" (value) );
return(result);
}
/** \brief STR Exclusive (16 bit)
This function performs a exclusive STR command for 16 bit values.
\param [in] value Value to store
\param [in] ptr Pointer to location
\return 0 Function succeeded
\return 1 Function failed
*/
__attribute__( ( always_inline ) ) static __INLINE uint32_t __STREXH(uint16_t value, volatile uint16_t *addr)
{
uint32_t result;
__ASM volatile ("strexh %0, %2, [%1]" : "=r" (result) : "r" (addr), "r" (value) );
return(result);
}
/** \brief STR Exclusive (32 bit)
This function performs a exclusive STR command for 32 bit values.
\param [in] value Value to store
\param [in] ptr Pointer to location
\return 0 Function succeeded
\return 1 Function failed
*/
__attribute__( ( always_inline ) ) static __INLINE uint32_t __STREXW(uint32_t value, volatile uint32_t *addr)
{
uint32_t result;
__ASM volatile ("strex %0, %2, [%1]" : "=r" (result) : "r" (addr), "r" (value) );
return(result);
}
/** \brief Remove the exclusive lock
This function removes the exclusive lock which is created by LDREX.
*/
__attribute__( ( always_inline ) ) static __INLINE void __CLREX(void)
{
__ASM volatile ("clrex");
}
/** \brief Signed Saturate
This function saturates a signed value.
\param [in] value Value to be saturated
\param [in] sat Bit position to saturate to (1..32)
\return Saturated value
*/
#define __SSAT(ARG1,ARG2) \
({ \
uint32_t __RES, __ARG1 = (ARG1); \
__ASM ("ssat %0, %1, %2" : "=r" (__RES) : "I" (ARG2), "r" (__ARG1) ); \
__RES; \
})
/** \brief Unsigned Saturate
This function saturates an unsigned value.
\param [in] value Value to be saturated
\param [in] sat Bit position to saturate to (0..31)
\return Saturated value
*/
#define __USAT(ARG1,ARG2) \
({ \
uint32_t __RES, __ARG1 = (ARG1); \
__ASM ("usat %0, %1, %2" : "=r" (__RES) : "I" (ARG2), "r" (__ARG1) ); \
__RES; \
})
/** \brief Count leading zeros
This function counts the number of leading zeros of a data value.
\param [in] value Value to count the leading zeros
\return number of leading zeros in value
*/
__attribute__( ( always_inline ) ) static __INLINE uint8_t __CLZ(uint32_t value)
{
uint8_t result;
__ASM volatile ("clz %0, %1" : "=r" (result) : "r" (value) );
return(result);
}
#endif /* (__CORTEX_M >= 0x03) */
#elif (defined (__TASKING__)) /*--------------- TASKING Compiler -----------------*/
/* TASKING carm specific functions */
/*
* The CMSIS functions have been implemented as intrinsics in the compiler.
* Please use "carm -?i" to get an up to date list of all instrinsics,
* Including the CMSIS ones.
*/
#endif
/*@}*/ /* end of group CMSIS_Core_InstructionInterface */
#endif /* __CORE_CMINSTR_H__ */
; *************************************************************
; *** Scatter-Loading Description File generated by uVision ***
; *************************************************************
LR_IROM1 0x00000000 0x00080000 { ; load region size_region
ER_IROM1 0x00000000 0x00080000 { ; load address = execution address
*.o (RESET, +First)
*(InRoot$$Sections)
.ANY (+RO)
}
RW_IRAM1 0x40000000 0x00008000 { ; RW data
.ANY (+RW +ZI)
}
}
......@@ -50,7 +50,7 @@ elif PLATFORM == 'armcc':
LINK = 'armlink'
TARGET_EXT = 'axf'
DEVICE = ' --device DARMSTM'
DEVICE = ' --device DARMP'
CFLAGS = DEVICE + ' --apcs=interwork'
AFLAGS = DEVICE
LFLAGS = DEVICE + ' --info sizes --info totals --info unused --info veneers --list rtthread-lpc2148.map --scatter lpc2148_rom.sct'
......
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册