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[/] [openrisc/] [trunk/] [rtos/] [freertos-6.1.1/] [Demo/] [CORTEX_STM32F103_Keil/] [STM32F10xFWLib/] [src/] [cortexm3_macro.s] - Rev 582
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;******************** (C) COPYRIGHT 2007 STMicroelectronics ******************** ;* File Name : cortexm3_macro.s ;* Author : MCD Application Team ;* Date First Issued : 02/19/2007 ;* Description : Instruction wrappers for special Cortex-M3 instructions. ;******************************************************************************* ; History: ; 04/02/2007: V0.2 ; 02/19/2007: V0.1 ;******************************************************************************* ; THE PRESENT SOFTWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS ; WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME. ; AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT, ; INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE ; CONTENT OF SUCH SOFTWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING ; INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS. ;******************************************************************************* SECTION .text:CODE(2) ; Exported functions EXPORT __WFI EXPORT __WFE EXPORT __SEV EXPORT __ISB EXPORT __DSB EXPORT __DMB EXPORT __SVC EXPORT __MRS_CONTROL EXPORT __MSR_CONTROL EXPORT __MRS_PSP EXPORT __MSR_PSP EXPORT __MRS_MSP EXPORT __MSR_MSP EXPORT __SETPRIMASK EXPORT __RESETPRIMASK EXPORT __SETFAULTMASK EXPORT __RESETFAULTMASK EXPORT __BASEPRICONFIG EXPORT __GetBASEPRI EXPORT __REV_HalfWord EXPORT __REV_Word ;******************************************************************************* ; Function Name : __WFI ; Description : Assembler function for the WFI instruction. ; Input : None ; Return : None ;******************************************************************************* __WFI WFI BX r14 ;******************************************************************************* ; Function Name : __WFE ; Description : Assembler function for the WFE instruction. ; Input : None ; Return : None ;******************************************************************************* __WFE WFE BX r14 ;******************************************************************************* ; Function Name : __SEV ; Description : Assembler function for the SEV instruction. ; Input : None ; Return : None ;******************************************************************************* __SEV SEV BX r14 ;******************************************************************************* ; Function Name : __ISB ; Description : Assembler function for the ISB instruction. ; Input : None ; Return : None ;******************************************************************************* __ISB ISB BX r14 ;******************************************************************************* ; Function Name : __DSB ; Description : Assembler function for the DSB instruction. ; Input : None ; Return : None ;******************************************************************************* __DSB DSB BX r14 ;******************************************************************************* ; Function Name : __DMB ; Description : Assembler function for the DMB instruction. ; Input : None ; Return : None ;******************************************************************************* __DMB DMB BX r14 ;******************************************************************************* ; Function Name : __SVC ; Description : Assembler function for the SVC instruction. ; Input : None ; Return : None ;******************************************************************************* __SVC SVC 0x01 BX r14 ;******************************************************************************* ; Function Name : __MRS_CONTROL ; Description : Assembler function for the MRS instruction. ; Input : None ; Return : - r0 : Cortex-M3 CONTROL register value. ;******************************************************************************* __MRS_CONTROL MRS r0, CONTROL BX r14 ;******************************************************************************* ; Function Name : __MSR_CONTROL ; Description : Assembler function for the MSR instruction. ; Input : - r0 : Cortex-M3 CONTROL register new value. ; Return : None ;******************************************************************************* __MSR_CONTROL MSR CONTROL, r0 ISB BX r14 ;******************************************************************************* ; Function Name : __MRS_PSP ; Description : Assembler function for the MRS instruction. ; Input : None ; Return : - r0 : Process Stack value. ;******************************************************************************* __MRS_PSP MRS r0, PSP BX r14 ;******************************************************************************* ; Function Name : __MSR_PSP ; Description : Assembler function for the MSR instruction. ; Input : - r0 : Process Stack new value. ; Return : None ;******************************************************************************* __MSR_PSP MSR PSP, r0 ; set Process Stack value BX r14 ;******************************************************************************* ; Function Name : __MRS_MSP ; Description : Assembler function for the MRS instruction. ; Input : None ; Return : - r0 : Main Stack value. ;******************************************************************************* __MRS_MSP MRS r0, MSP BX r14 ;******************************************************************************* ; Function Name : __MSR_MSP ; Description : Assembler function for the MSR instruction. ; Input : - r0 : Main Stack new value. ; Return : None ;******************************************************************************* __MSR_MSP MSR MSP, r0 ; set Main Stack value BX r14 ;******************************************************************************* ; Function Name : __SETPRIMASK ; Description : Assembler function to set the PRIMASK. ; Input : None ; Return : None ;******************************************************************************* __SETPRIMASK CPSID i BX r14 ;******************************************************************************* ; Function Name : __RESETPRIMASK ; Description : Assembler function to reset the PRIMASK. ; Input : None ; Return : None ;******************************************************************************* __RESETPRIMASK CPSIE i BX r14 ;******************************************************************************* ; Function Name : __SETFAULTMASK ; Description : Assembler function to set the FAULTMASK. ; Input : None ; Return : None ;******************************************************************************* __SETFAULTMASK CPSID f BX r14 ;******************************************************************************* ; Function Name : __RESETFAULTMASK ; Description : Assembler function to reset the FAULTMASK. ; Input : None ; Return : None ;******************************************************************************* __RESETFAULTMASK CPSIE f BX r14 ;******************************************************************************* ; Function Name : __BASEPRICONFIG ; Description : Assembler function to set the Base Priority. ; Input : - r0 : Base Priority new value ; Return : None ;******************************************************************************* __BASEPRICONFIG MSR BASEPRI, r0 BX r14 ;******************************************************************************* ; Function Name : __GetBASEPRI ; Description : Assembler function to get the Base Priority value. ; Input : None ; Return : - r0 : Base Priority value ;******************************************************************************* __GetBASEPRI MRS r0, BASEPRI_MAX BX r14 ;******************************************************************************* ; Function Name : __REV_HalfWord ; Description : Reverses the byte order in HalfWord(16-bit) input variable. ; Input : - r0 : specifies the input variable ; Return : - r0 : holds tve variable value after byte reversing. ;******************************************************************************* __REV_HalfWord REV16 r0, r0 BX r14 ;******************************************************************************* ; Function Name : __REV_Word ; Description : Reverses the byte order in Word(32-bit) input variable. ; Input : - r0 : specifies the input variable ; Return : - r0 : holds tve variable value after byte reversing. ;******************************************************************************* __REV_Word REV r0, r0 BX r14 END ;******************* (C) COPYRIGHT 2007 STMicroelectronics *****END OF FILE*****