mbed official
Official mbed Real Time Operating System based on the RTX implementation of the CMSIS-RTOS API open standard.
Dependents: denki-yohou_b TestY201 Network-RTOS NTPClient_HelloWorld ... more
Deprecated
This is the mbed 2 rtos library. mbed OS 5 integrates the mbed library with mbed-rtos. With this, we have provided thread safety for all mbed APIs. If you'd like to learn about using mbed OS 5, please see the docs.
Revision 101:3d9d2b8b8f17, committed 2016-01-11
- Comitter:
- mbed_official
- Date:
- Mon Jan 11 17:00:32 2016 +0000
- Parent:
- 100:c837dbc4020a
- Child:
- 102:f62a48e9da94
- Commit message:
- Synchronized with git revision 42ceddf229b846d16879773feded31713dc9d5e9
Full URL: https://github.com/mbedmicro/mbed/commit/42ceddf229b846d16879773feded31713dc9d5e9/
Fix m7core
Changed in this revision
--- a/rtx/TARGET_CORTEX_M/TARGET_M4/TOOLCHAIN_ARM/HAL_CM4.c Wed Jan 06 15:00:32 2016 +0000
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,309 +0,0 @@
-/*----------------------------------------------------------------------------
- * RL-ARM - RTX
- *----------------------------------------------------------------------------
- * Name: HAL_CM4.C
- * Purpose: Hardware Abstraction Layer for Cortex-M4
- * Rev.: V4.70
- *----------------------------------------------------------------------------
- *
- * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH
- * All rights reserved.
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- * - Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * - Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * - Neither the name of ARM nor the names of its contributors may be used
- * to endorse or promote products derived from this software without
- * specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE
- * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- *---------------------------------------------------------------------------*/
-
-#include "rt_TypeDef.h"
-#include "RTX_Conf.h"
-#include "rt_System.h"
-#include "rt_HAL_CM.h"
-#include "rt_Task.h"
-#include "rt_MemBox.h"
-
-
-/*----------------------------------------------------------------------------
- * Functions
- *---------------------------------------------------------------------------*/
-
-
-/*--------------------------- rt_set_PSP ------------------------------------*/
-
-__asm void rt_set_PSP (U32 stack) {
- MSR PSP,R0
- BX LR
-}
-
-
-/*--------------------------- rt_get_PSP ------------------------------------*/
-
-__asm U32 rt_get_PSP (void) {
- MRS R0,PSP
- BX LR
-}
-
-
-/*--------------------------- os_set_env ------------------------------------*/
-
-__asm void os_set_env (void) {
- /* Switch to Unprivileged/Privileged Thread mode, use PSP. */
- MOV R0,SP ; PSP = MSP
- MSR PSP,R0
- LDR R0,=__cpp(&os_flags)
- LDRB R0,[R0]
- LSLS R0,#31
- MOVNE R0,#0x02 ; Privileged Thread mode, use PSP
- MOVEQ R0,#0x03 ; Unprivileged Thread mode, use PSP
- MSR CONTROL,R0
- BX LR
-
- ALIGN
-}
-
-
-/*--------------------------- _alloc_box ------------------------------------*/
-
-__asm void *_alloc_box (void *box_mem) {
- /* Function wrapper for Unprivileged/Privileged mode. */
- LDR R12,=__cpp(rt_alloc_box)
- MRS R3,IPSR
- LSLS R3,#24
- BXNE R12
- MRS R3,CONTROL
- LSLS R3,#31
- BXEQ R12
- SVC 0
- BX LR
-
- ALIGN
-}
-
-
-/*--------------------------- _free_box -------------------------------------*/
-
-__asm int _free_box (void *box_mem, void *box) {
- /* Function wrapper for Unprivileged/Privileged mode. */
- LDR R12,=__cpp(rt_free_box)
- MRS R3,IPSR
- LSLS R3,#24
- BXNE R12
- MRS R3,CONTROL
- LSLS R3,#31
- BXEQ R12
- SVC 0
- BX LR
-
- ALIGN
-}
-
-
-/*-------------------------- SVC_Handler ------------------------------------*/
-
-__asm void SVC_Handler (void) {
- PRESERVE8
-
- IMPORT SVC_Count
- IMPORT SVC_Table
- IMPORT rt_stk_check
-
-#ifdef IFX_XMC4XXX
- EXPORT SVC_Handler_Veneer
-SVC_Handler_Veneer
-#endif
-
- MRS R0,PSP ; Read PSP
- LDR R1,[R0,#24] ; Read Saved PC from Stack
- LDRB R1,[R1,#-2] ; Load SVC Number
- CBNZ R1,SVC_User
-
- LDM R0,{R0-R3,R12} ; Read R0-R3,R12 from stack
- PUSH {R4,LR} ; Save EXC_RETURN
- BLX R12 ; Call SVC Function
- POP {R4,LR} ; Restore EXC_RETURN
-
- MRS R12,PSP ; Read PSP
- STM R12,{R0-R2} ; Store return values
-
- LDR R3,=__cpp(&os_tsk)
- LDM R3,{R1,R2} ; os_tsk.run, os_tsk.new
- CMP R1,R2
-#ifdef IFX_XMC4XXX
- PUSHEQ {LR}
- POPEQ {PC}
-#else
- BXEQ LR ; RETI, no task switch
-#endif
-
- CBZ R1,SVC_Next ; Runtask deleted?
- TST LR,#0x10 ; is it extended frame?
- VSTMDBEQ R12!,{S16-S31} ; yes, stack also VFP hi-regs
- MOVEQ R0,#0x01 ; os_tsk->stack_frame val
- MOVNE R0,#0x00
- STRB R0,[R1,#TCB_STACKF] ; os_tsk.run->stack_frame = val
- STMDB R12!,{R4-R11} ; Save Old context
- STR R12,[R1,#TCB_TSTACK] ; Update os_tsk.run->tsk_stack
-
- PUSH {R2,R3}
- BL rt_stk_check ; Check for Stack overflow
- POP {R2,R3}
-
-SVC_Next
- STR R2,[R3] ; os_tsk.run = os_tsk.new
-
- LDR R12,[R2,#TCB_TSTACK] ; os_tsk.new->tsk_stack
- LDMIA R12!,{R4-R11} ; Restore New Context
- LDRB R0,[R2,#TCB_STACKF] ; Stack Frame
- CMP R0,#0 ; Basic/Extended Stack Frame
- VLDMIANE R12!,{S16-S31} ; restore VFP hi-registers
- MVNNE LR,#:NOT:0xFFFFFFED ; set EXC_RETURN value
- MVNEQ LR,#:NOT:0xFFFFFFFD
- MSR PSP,R12 ; Write PSP
-
-SVC_Exit
-#ifdef IFX_XMC4XXX
- PUSH {LR}
- POP {PC}
-#else
- BX LR
-#endif
-
- /*------------------- User SVC ------------------------------*/
-
-SVC_User
- PUSH {R4,LR} ; Save Registers
- LDR R2,=SVC_Count
- LDR R2,[R2]
- CMP R1,R2
- BHI SVC_Done ; Overflow
-
- LDR R4,=SVC_Table-4
- LDR R4,[R4,R1,LSL #2] ; Load SVC Function Address
-
- LDM R0,{R0-R3,R12} ; Read R0-R3,R12 from stack
- BLX R4 ; Call SVC Function
-
- MRS R12,PSP
- STM R12,{R0-R3} ; Function return values
-SVC_Done
- POP {R4,PC} ; RETI
-
- ALIGN
-}
-
-
-/*-------------------------- PendSV_Handler ---------------------------------*/
-
-__asm void PendSV_Handler (void) {
- PRESERVE8
-
-#ifdef IFX_XMC4XXX
- EXPORT PendSV_Handler_Veneer
-PendSV_Handler_Veneer
-#endif
-
- PUSH {R4,LR} ; Save EXC_RETURN
- BL __cpp(rt_pop_req)
-
-Sys_Switch
- POP {R4,LR} ; Restore EXC_RETURN
-
- LDR R3,=__cpp(&os_tsk)
- LDM R3,{R1,R2} ; os_tsk.run, os_tsk.new
- CMP R1,R2
-#ifdef IFX_XMC4XXX
- PUSHEQ {LR}
- POPEQ {PC}
-#else
- BXEQ LR ; RETI, no task switch
-#endif
-
- MRS R12,PSP ; Read PSP
- TST LR,#0x10 ; is it extended frame?
- VSTMDBEQ R12!,{S16-S31} ; yes, stack also VFP hi-regs
- MOVEQ R0,#0x01 ; os_tsk->stack_frame val
- MOVNE R0,#0x00
- STRB R0,[R1,#TCB_STACKF] ; os_tsk.run->stack_frame = val
- STMDB R12!,{R4-R11} ; Save Old context
- STR R12,[R1,#TCB_TSTACK] ; Update os_tsk.run->tsk_stack
-
- PUSH {R2,R3}
- BL rt_stk_check ; Check for Stack overflow
- POP {R2,R3}
-
- STR R2,[R3] ; os_tsk.run = os_tsk.new
-
- LDR R12,[R2,#TCB_TSTACK] ; os_tsk.new->tsk_stack
- LDMIA R12!,{R4-R11} ; Restore New Context
- LDRB R0,[R2,#TCB_STACKF] ; Stack Frame
- CMP R0,#0 ; Basic/Extended Stack Frame
- VLDMIANE R12!,{S16-S31} ; restore VFP hi-regs
- MVNNE LR,#:NOT:0xFFFFFFED ; set EXC_RETURN value
- MVNEQ LR,#:NOT:0xFFFFFFFD
- MSR PSP,R12 ; Write PSP
-
-Sys_Exit
-#ifdef IFX_XMC4XXX
- PUSH {LR}
- POP {PC}
-#else
- BX LR ; Return to Thread Mode
-#endif
-
- ALIGN
-}
-
-
-/*-------------------------- SysTick_Handler --------------------------------*/
-
-__asm void SysTick_Handler (void) {
- PRESERVE8
-
-#ifdef IFX_XMC4XXX
- EXPORT SysTick_Handler_Veneer
-SysTick_Handler_Veneer
-#endif
-
- PUSH {R4,LR} ; Save EXC_RETURN
- BL __cpp(rt_systick)
- B Sys_Switch
-
- ALIGN
-}
-
-
-/*-------------------------- OS_Tick_Handler --------------------------------*/
-
-__asm void OS_Tick_Handler (void) {
- PRESERVE8
-
- PUSH {R4,LR} ; Save EXC_RETURN
- BL __cpp(os_tick_irqack)
- BL __cpp(rt_systick)
- B Sys_Switch
-
- ALIGN
-}
-
-
-/*----------------------------------------------------------------------------
- * end of file
- *---------------------------------------------------------------------------*/
-
--- a/rtx/TARGET_CORTEX_M/TARGET_M4/TOOLCHAIN_ARM/SVC_Table.S Wed Jan 06 15:00:32 2016 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,57 +0,0 @@ -;/*---------------------------------------------------------------------------- -; * RL-ARM - RTX -; *---------------------------------------------------------------------------- -; * Name: SVC_TABLE.S -; * Purpose: Pre-defined SVC Table for Cortex-M -; * Rev.: V4.70 -; *---------------------------------------------------------------------------- -; * -; * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH -; * All rights reserved. -; * Redistribution and use in source and binary forms, with or without -; * modification, are permitted provided that the following conditions are met: -; * - Redistributions of source code must retain the above copyright -; * notice, this list of conditions and the following disclaimer. -; * - Redistributions in binary form must reproduce the above copyright -; * notice, this list of conditions and the following disclaimer in the -; * documentation and/or other materials provided with the distribution. -; * - Neither the name of ARM nor the names of its contributors may be used -; * to endorse or promote products derived from this software without -; * specific prior written permission. -; * -; * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" -; * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE -; * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE -; * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE -; * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR -; * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF -; * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS -; * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN -; * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) -; * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE -; * POSSIBILITY OF SUCH DAMAGE. -; *---------------------------------------------------------------------------*/ - - - AREA SVC_TABLE, CODE, READONLY - - EXPORT SVC_Count - -SVC_Cnt EQU (SVC_End-SVC_Table)/4 -SVC_Count DCD SVC_Cnt - -; Import user SVC functions here. -; IMPORT __SVC_1 - - EXPORT SVC_Table -SVC_Table -; Insert user SVC functions here. SVC 0 used by RTL Kernel. -; DCD __SVC_1 ; user SVC function - -SVC_End - - END - -/*---------------------------------------------------------------------------- - * end of file - *---------------------------------------------------------------------------*/
--- a/rtx/TARGET_CORTEX_M/TARGET_M4/TOOLCHAIN_GCC/HAL_CM4.S Wed Jan 06 15:00:32 2016 +0000
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,405 +0,0 @@
-/*----------------------------------------------------------------------------
- * RL-ARM - RTX
- *----------------------------------------------------------------------------
- * Name: HAL_CM4.S
- * Purpose: Hardware Abstraction Layer for Cortex-M4
- * Rev.: V4.70
- *----------------------------------------------------------------------------
- *
- * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH
- * All rights reserved.
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- * - Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * - Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * - Neither the name of ARM nor the names of its contributors may be used
- * to endorse or promote products derived from this software without
- * specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE
- * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- *---------------------------------------------------------------------------*/
-
- .file "HAL_CM4.S"
- .syntax unified
-
- .equ TCB_STACKF, 32
- .equ TCB_TSTACK, 40
-
-
-/*----------------------------------------------------------------------------
- * Functions
- *---------------------------------------------------------------------------*/
-
- .thumb
-
- .section ".text"
- .align 2
-
-
-/*--------------------------- rt_set_PSP ------------------------------------*/
-
-# void rt_set_PSP (U32 stack);
-
- .thumb_func
- .type rt_set_PSP, %function
- .global rt_set_PSP
-rt_set_PSP:
- .fnstart
- .cantunwind
-
- MSR PSP,R0
- BX LR
-
- .fnend
- .size rt_set_PSP, .-rt_set_PSP
-
-
-/*--------------------------- rt_get_PSP ------------------------------------*/
-
-# U32 rt_get_PSP (void);
-
- .thumb_func
- .type rt_get_PSP, %function
- .global rt_get_PSP
-rt_get_PSP:
- .fnstart
- .cantunwind
-
- MRS R0,PSP
- BX LR
-
- .fnend
- .size rt_get_PSP, .-rt_get_PSP
-
-
-/*--------------------------- os_set_env ------------------------------------*/
-
-# void os_set_env (void);
- /* Switch to Unprivileged/Privileged Thread mode, use PSP. */
-
- .thumb_func
- .type os_set_env, %function
- .global os_set_env
-os_set_env:
- .fnstart
- .cantunwind
-
- MOV R0,SP /* PSP = MSP */
- MSR PSP,R0
- LDR R0,=os_flags
- LDRB R0,[R0]
- LSLS R0,#31
- ITE NE
- MOVNE R0,#0x02 /* Privileged Thread mode, use PSP */
- MOVEQ R0,#0x03 /* Unprivileged Thread mode, use PSP */
- MSR CONTROL,R0
- BX LR
-
- .fnend
- .size os_set_env, .-os_set_env
-
-
-/*--------------------------- _alloc_box ------------------------------------*/
-
-# void *_alloc_box (void *box_mem);
- /* Function wrapper for Unprivileged/Privileged mode. */
-
- .thumb_func
- .type _alloc_box, %function
- .global _alloc_box
-_alloc_box:
- .fnstart
- .cantunwind
-
- LDR R12,=rt_alloc_box
- MRS R3,IPSR
- LSLS R3,#24
- IT NE
- BXNE R12
- MRS R3,CONTROL
- LSLS R3,#31
- IT EQ
- BXEQ R12
- SVC 0
- BX LR
-
- .fnend
- .size _alloc_box, .-_alloc_box
-
-
-/*--------------------------- _free_box -------------------------------------*/
-
-# int _free_box (void *box_mem, void *box);
- /* Function wrapper for Unprivileged/Privileged mode. */
-
- .thumb_func
- .type _free_box, %function
- .global _free_box
-_free_box:
- .fnstart
- .cantunwind
-
- LDR R12,=rt_free_box
- MRS R3,IPSR
- LSLS R3,#24
- IT NE
- BXNE R12
- MRS R3,CONTROL
- LSLS R3,#31
- IT EQ
- BXEQ R12
- SVC 0
- BX LR
-
- .fnend
- .size _free_box, .-_free_box
-
-
-/*-------------------------- SVC_Handler ------------------------------------*/
-
-# void SVC_Handler (void);
-
- .thumb_func
- .type SVC_Handler, %function
- .global SVC_Handler
-SVC_Handler:
- .ifdef IFX_XMC4XXX
- .global SVC_Handler_Veneer
-SVC_Handler_Veneer:
- .endif
- .fnstart
- .cantunwind
-
- MRS R0,PSP /* Read PSP */
- LDR R1,[R0,#24] /* Read Saved PC from Stack */
- LDRB R1,[R1,#-2] /* Load SVC Number */
- CBNZ R1,SVC_User
-
- LDM R0,{R0-R3,R12} /* Read R0-R3,R12 from stack */
- PUSH {R4,LR} /* Save EXC_RETURN */
- BLX R12 /* Call SVC Function */
- POP {R4,LR} /* Restore EXC_RETURN */
-
- MRS R12,PSP /* Read PSP */
- STM R12,{R0-R2} /* Store return values */
-
- LDR R3,=os_tsk
- LDM R3,{R1,R2} /* os_tsk.run, os_tsk.new */
- CMP R1,R2
- .ifdef IFX_XMC4XXX
- ITT EQ
- PUSHEQ {LR}
- POPEQ {PC}
- .else
- IT EQ
- BXEQ LR /* RETI, no task switch */
- .endif
-
- CBZ R1,SVC_Next /* Runtask deleted? */
- TST LR,#0x10 /* is it extended frame? */
- #ifdef __FPU_PRESENT
- ITTE EQ
- VSTMDBEQ R12!,{S16-S31} /* yes, stack also VFP hi-regs */
- #else
- ITE EQ
- #endif
- MOVEQ R0,#0x01 /* os_tsk->stack_frame val */
- MOVNE R0,#0x00
- STRB R0,[R1,#TCB_STACKF] /* os_tsk.run->stack_frame = val */
- STMDB R12!,{R4-R11} /* Save Old context */
- STR R12,[R1,#TCB_TSTACK] /* Update os_tsk.run->tsk_stack */
-
- PUSH {R2,R3}
- BL rt_stk_check /* Check for Stack overflow */
- POP {R2,R3}
-
-SVC_Next:
- STR R2,[R3] /* os_tsk.run = os_tsk.new */
-
- LDR R12,[R2,#TCB_TSTACK] /* os_tsk.new->tsk_stack */
- LDMIA R12!,{R4-R11} /* Restore New Context */
- LDRB R0,[R2,#TCB_STACKF] /* Stack Frame */
- CMP R0,#0 /* Basic/Extended Stack Frame */
- #ifdef __FPU_PRESENT
- ITTE NE
- VLDMIANE R12!,{S16-S31} /* restore VFP hi-registers */
- #else
- ITE NE
- #endif
- MVNNE LR,#~0xFFFFFFED /* set EXC_RETURN value */
- MVNEQ LR,#~0xFFFFFFFD
- MSR PSP,R12 /* Write PSP */
-
-SVC_Exit:
- .ifdef IFX_XMC4XXX
- PUSH {LR}
- POP {PC}
- .else
- BX LR
- .endif
-
- /*------------------- User SVC ------------------------------*/
-
-SVC_User:
- PUSH {R4,LR} /* Save Registers */
- LDR R2,=SVC_Count
- LDR R2,[R2]
- CMP R1,R2
- BHI SVC_Done /* Overflow */
-
- LDR R4,=SVC_Table-4
- LDR R4,[R4,R1,LSL #2] /* Load SVC Function Address */
-
- LDM R0,{R0-R3,R12} /* Read R0-R3,R12 from stack */
- BLX R4 /* Call SVC Function */
-
- MRS R12,PSP
- STM R12,{R0-R3} /* Function return values */
-SVC_Done:
- POP {R4,PC} /* RETI */
-
- .fnend
- .size SVC_Handler, .-SVC_Handler
-
-
-/*-------------------------- PendSV_Handler ---------------------------------*/
-
-# void PendSV_Handler (void);
-
- .thumb_func
- .type PendSV_Handler, %function
- .global PendSV_Handler
- .global Sys_Switch
-PendSV_Handler:
- .ifdef IFX_XMC4XXX
- .global PendSV_Handler_Veneer
-PendSV_Handler_Veneer:
- .endif
- .fnstart
- .cantunwind
-
- PUSH {R4,LR} /* Save EXC_RETURN */
- BL rt_pop_req
-
-Sys_Switch:
- POP {R4,LR} /* Restore EXC_RETURN */
-
- LDR R3,=os_tsk
- LDM R3,{R1,R2} /* os_tsk.run, os_tsk.new */
- CMP R1,R2
- .ifdef IFX_XMC4XXX
- ITT EQ
- PUSHEQ {LR}
- POPEQ {PC}
- .else
- IT EQ
- BXEQ LR /* RETI, no task switch */
- .endif
-
- MRS R12,PSP /* Read PSP */
- TST LR,#0x10 /* is it extended frame? */
- #ifdef __FPU_PRESENT
- ITTE EQ
- VSTMDBEQ R12!,{S16-S31} /* yes, stack also VFP hi-regs */
- #else
- ITE EQ
- #endif
- MOVEQ R0,#0x01 /* os_tsk->stack_frame val */
- MOVNE R0,#0x00
- STRB R0,[R1,#TCB_STACKF] /* os_tsk.run->stack_frame = val */
- STMDB R12!,{R4-R11} /* Save Old context */
- STR R12,[R1,#TCB_TSTACK] /* Update os_tsk.run->tsk_stack */
-
- PUSH {R2,R3}
- BL rt_stk_check /* Check for Stack overflow */
- POP {R2,R3}
-
- STR R2,[R3] /* os_tsk.run = os_tsk.new */
-
- LDR R12,[R2,#TCB_TSTACK] /* os_tsk.new->tsk_stack */
- LDMIA R12!,{R4-R11} /* Restore New Context */
- LDRB R0,[R2,#TCB_STACKF] /* Stack Frame */
- CMP R0,#0 /* Basic/Extended Stack Frame */
- #ifdef __FPU_PRESENT
- ITTE NE
- VLDMIANE R12!,{S16-S31} /* restore VFP hi-registers */
- #else
- ITE NE
- #endif
- MVNNE LR,#~0xFFFFFFED /* set EXC_RETURN value */
- MVNEQ LR,#~0xFFFFFFFD
- MSR PSP,R12 /* Write PSP */
-
-Sys_Exit:
- .ifdef IFX_XMC4XXX
- PUSH {LR}
- POP {PC}
- .else
- BX LR /* Return to Thread Mode */
- .endif
-
- .fnend
- .size PendSV_Handler, .-PendSV_Handler
-
-
-/*-------------------------- SysTick_Handler --------------------------------*/
-
-# void SysTick_Handler (void);
-
- .thumb_func
- .type SysTick_Handler, %function
- .global SysTick_Handler
-SysTick_Handler:
- .ifdef IFX_XMC4XXX
- .global SysTick_Handler_Veneer
-SysTick_Handler_Veneer:
- .endif
- .fnstart
- .cantunwind
-
- PUSH {R4,LR} /* Save EXC_RETURN */
- BL rt_systick
- B Sys_Switch
-
- .fnend
- .size SysTick_Handler, .-SysTick_Handler
-
-
-/*-------------------------- OS_Tick_Handler --------------------------------*/
-
-# void OS_Tick_Handler (void);
-
- .thumb_func
- .type OS_Tick_Handler, %function
- .global OS_Tick_Handler
-OS_Tick_Handler:
- .fnstart
- .cantunwind
-
- PUSH {R4,LR} /* Save EXC_RETURN */
- BL os_tick_irqack
- BL rt_systick
- B Sys_Switch
-
- .fnend
- .size OS_Tick_Handler, .-OS_Tick_Handler
-
-
- .end
-
-/*----------------------------------------------------------------------------
- * end of file
- *---------------------------------------------------------------------------*/
--- a/rtx/TARGET_CORTEX_M/TARGET_M4/TOOLCHAIN_GCC/SVC_Table.S Wed Jan 06 15:00:32 2016 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,56 +0,0 @@ -;/*---------------------------------------------------------------------------- -; * RL-ARM - RTX -; *---------------------------------------------------------------------------- -; * Name: SVC_TABLE.S -; * Purpose: Pre-defined SVC Table for Cortex-M -; * Rev.: V4.70 -; *---------------------------------------------------------------------------- -; * -; * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH -; * All rights reserved. -; * Redistribution and use in source and binary forms, with or without -; * modification, are permitted provided that the following conditions are met: -; * - Redistributions of source code must retain the above copyright -; * notice, this list of conditions and the following disclaimer. -; * - Redistributions in binary form must reproduce the above copyright -; * notice, this list of conditions and the following disclaimer in the -; * documentation and/or other materials provided with the distribution. -; * - Neither the name of ARM nor the names of its contributors may be used -; * to endorse or promote products derived from this software without -; * specific prior written permission. -; * -; * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" -; * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE -; * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE -; * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE -; * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR -; * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF -; * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS -; * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN -; * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) -; * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE -; * POSSIBILITY OF SUCH DAMAGE. -; *---------------------------------------------------------------------------*/ - - - .file "SVC_Table.S" - - - .section ".svc_table" - - .global SVC_Table -SVC_Table: -/* Insert user SVC functions here. SVC 0 used by RTL Kernel. */ -# .long __SVC_1 /* user SVC function */ -SVC_End: - - .global SVC_Count -SVC_Count: - .long (SVC_End-SVC_Table)/4 - - - .end - -/*---------------------------------------------------------------------------- - * end of file - *---------------------------------------------------------------------------*/
--- a/rtx/TARGET_CORTEX_M/TARGET_M4/TOOLCHAIN_IAR/HAL_CM4.S Wed Jan 06 15:00:32 2016 +0000
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,333 +0,0 @@
-/*----------------------------------------------------------------------------
- * CMSIS-RTOS - RTX
- *----------------------------------------------------------------------------
- * Name: HAL_CM4.S
- * Purpose: Hardware Abstraction Layer for Cortex-M4
- * Rev.: V4.70
- *----------------------------------------------------------------------------
- *
- * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH
- * All rights reserved.
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- * - Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * - Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * - Neither the name of ARM nor the names of its contributors may be used
- * to endorse or promote products derived from this software without
- * specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE
- * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- *---------------------------------------------------------------------------*/
-
- NAME HAL_CM4.S
-
- #define TCB_STACKF 32
- #define TCB_TSTACK 40
-
- EXTERN os_flags
- EXTERN os_tsk
- EXTERN rt_alloc_box
- EXTERN rt_free_box
- EXTERN rt_stk_check
- EXTERN rt_pop_req
- EXTERN rt_systick
- EXTERN os_tick_irqack
- EXTERN SVC_Table
- EXTERN SVC_Count
-
-/*----------------------------------------------------------------------------
- * Functions
- *---------------------------------------------------------------------------*/
-
- SECTION .text:CODE:NOROOT(2)
- THUMB
-
-/*--------------------------- rt_set_PSP ------------------------------------*/
-
-; void rt_set_PSP (U32 stack);
-
- PUBLIC rt_set_PSP
-rt_set_PSP:
-
- MSR PSP,R0
- BX LR
-
-
-/*--------------------------- rt_get_PSP ------------------------------------*/
-
-; U32 rt_get_PSP (void);
-
- PUBLIC rt_get_PSP
-rt_get_PSP:
-
- MRS R0,PSP
- BX LR
-
-
-/*--------------------------- os_set_env ------------------------------------*/
-
-; void os_set_env (void);
- /* Switch to Unprivileged/Privileged Thread mode, use PSP. */
-
- PUBLIC os_set_env
-os_set_env:
-
- MOV R0,SP /* PSP = MSP */
- MSR PSP,R0
- LDR R0,=os_flags
- LDRB R0,[R0]
- LSLS R0,#31
- ITE NE
- MOVNE R0,#0x02 /* Privileged Thread mode, use PSP */
- MOVEQ R0,#0x03 /* Unprivileged Thread mode, use PSP */
- MSR CONTROL,R0
- BX LR
-
-
-/*--------------------------- _alloc_box ------------------------------------*/
-
-; void *_alloc_box (void *box_mem);
- /* Function wrapper for Unprivileged/Privileged mode. */
-
- PUBLIC _alloc_box
-_alloc_box:
-
- LDR R12,=rt_alloc_box
- MRS R3,IPSR
- LSLS R3,#24
- IT NE
- BXNE R12
- MRS R3,CONTROL
- LSLS R3,#31
- IT EQ
- BXEQ R12
- SVC 0
- BX LR
-
-
-/*--------------------------- _free_box -------------------------------------*/
-
-; int _free_box (void *box_mem, void *box);
- /* Function wrapper for Unprivileged/Privileged mode. */
-
- PUBLIC _free_box
-_free_box:
-
- LDR R12,=rt_free_box
- MRS R3,IPSR
- LSLS R3,#24
- IT NE
- BXNE R12
- MRS R3,CONTROL
- LSLS R3,#31
- IT EQ
- BXEQ R12
- SVC 0
- BX LR
-
-
-/*-------------------------- SVC_Handler ------------------------------------*/
-
-; void SVC_Handler (void);
-
- PUBLIC SVC_Handler
-SVC_Handler:
-
-#ifdef IFX_XMC4XXX
- PUBLIC SVC_Handler_Veneer
-SVC_Handler_Veneer:
-#endif
-
- MRS R0,PSP /* Read PSP */
- LDR R1,[R0,#24] /* Read Saved PC from Stack */
- LDRB R1,[R1,#-2] /* Load SVC Number */
- CBNZ R1,SVC_User
-
- LDM R0,{R0-R3,R12} /* Read R0-R3,R12 from stack */
- PUSH {R4,LR} /* Save EXC_RETURN */
- BLX R12 /* Call SVC Function */
- POP {R4,LR} /* Restore EXC_RETURN */
-
- MRS R12,PSP /* Read PSP */
- STM R12,{R0-R2} /* Store return values */
-
- LDR R3,=os_tsk
- LDM R3,{R1,R2} /* os_tsk.run, os_tsk.new */
- CMP R1,R2
-#ifdef IFX_XMC4XXX
- ITT EQ
- PUSHEQ {LR}
- POPEQ {PC}
-#else
- IT EQ
- BXEQ LR /* RETI, no task switch */
-#endif
-
- CBZ R1,SVC_Next /* Runtask deleted? */
- TST LR,#0x10 /* is it extended frame? */
- ITTE EQ
- VSTMDBEQ R12!,{S16-S31} /* yes, stack also VFP hi-regs */
- MOVEQ R0,#0x01 /* os_tsk->stack_frame val */
- MOVNE R0,#0x00
- STRB R0,[R1,#TCB_STACKF] /* os_tsk.run->stack_frame = val */
- STMDB R12!,{R4-R11} /* Save Old context */
- STR R12,[R1,#TCB_TSTACK] /* Update os_tsk.run->tsk_stack */
-
- PUSH {R2,R3}
- BL rt_stk_check /* Check for Stack overflow */
- POP {R2,R3}
-
-SVC_Next:
- STR R2,[R3] /* os_tsk.run = os_tsk.new */
-
- LDR R12,[R2,#TCB_TSTACK] /* os_tsk.new->tsk_stack */
- LDMIA R12!,{R4-R11} /* Restore New Context */
- LDRB R0,[R2,#TCB_STACKF] /* Stack Frame */
- CMP R0,#0 /* Basic/Extended Stack Frame */
- ITTE NE
- VLDMIANE R12!,{S16-S31} /* restore VFP hi-registers */
- MVNNE LR,#~0xFFFFFFED /* set EXC_RETURN value */
- MVNEQ LR,#~0xFFFFFFFD
- MSR PSP,R12 /* Write PSP */
-
-SVC_Exit:
-#ifdef IFX_XMC4XXX
- PUSH {LR}
- POP {PC}
-#else
- BX LR
-#endif
-
- /*------------------- User SVC ------------------------------*/
-
-SVC_User:
- PUSH {R4,LR} /* Save Registers */
- LDR R2,=SVC_Count
- LDR R2,[R2]
- CMP R1,R2
- BHI SVC_Done /* Overflow */
-
- LDR R4,=SVC_Table-4
- LDR R4,[R4,R1,LSL #2] /* Load SVC Function Address */
-
- LDM R0,{R0-R3,R12} /* Read R0-R3,R12 from stack */
- BLX R4 /* Call SVC Function */
-
- MRS R12,PSP
- STM R12,{R0-R3} /* Function return values */
-SVC_Done:
- POP {R4,PC} /* RETI */
-
-
-/*-------------------------- PendSV_Handler ---------------------------------*/
-
-; void PendSV_Handler (void);
-
- PUBLIC PendSV_Handler
-PendSV_Handler:
-
-#ifdef IFX_XMC4XXX
- PUBLIC PendSV_Handler_Veneer
-PendSV_Handler_Veneer:
-#endif
-
- PUSH {R4,LR} /* Save EXC_RETURN */
- BL rt_pop_req
-
-Sys_Switch:
- POP {R4,LR} /* Restore EXC_RETURN */
-
- LDR R3,=os_tsk
- LDM R3,{R1,R2} /* os_tsk.run, os_tsk.new */
- CMP R1,R2
-#ifdef IFX_XMC4XXX
- ITT EQ
- PUSHEQ {LR}
- POPEQ {PC}
-#else
- IT EQ
- BXEQ LR /* RETI, no task switch */
-#endif
-
- MRS R12,PSP /* Read PSP */
- TST LR,#0x10 /* is it extended frame? */
- ITTE EQ
- VSTMDBEQ R12!,{S16-S31} /* yes, stack also VFP hi-regs */
- MOVEQ R0,#0x01 /* os_tsk->stack_frame val */
- MOVNE R0,#0x00
- STRB R0,[R1,#TCB_STACKF] /* os_tsk.run->stack_frame = val */
- STMDB R12!,{R4-R11} /* Save Old context */
- STR R12,[R1,#TCB_TSTACK] /* Update os_tsk.run->tsk_stack */
-
- PUSH {R2,R3}
- BL rt_stk_check /* Check for Stack overflow */
- POP {R2,R3}
-
- STR R2,[R3] /* os_tsk.run = os_tsk.new */
-
- LDR R12,[R2,#TCB_TSTACK] /* os_tsk.new->tsk_stack */
- LDMIA R12!,{R4-R11} /* Restore New Context */
- LDRB R0,[R2,#TCB_STACKF] /* Stack Frame */
- CMP R0,#0 /* Basic/Extended Stack Frame */
- ITTE NE
- VLDMIANE R12!,{S16-S31} /* restore VFP hi-registers */
- MVNNE LR,#~0xFFFFFFED /* set EXC_RETURN value */
- MVNEQ LR,#~0xFFFFFFFD
- MSR PSP,R12 /* Write PSP */
-
-Sys_Exit:
-#ifdef IFX_XMC4XXX
- PUSH {LR}
- POP {PC}
-#else
- BX LR /* Return to Thread Mode */
-#endif
-
-
-/*-------------------------- SysTick_Handler --------------------------------*/
-
-; void SysTick_Handler (void);
-
- PUBLIC SysTick_Handler
-SysTick_Handler:
-#ifdef IFX_XMC4XXX
- PUBLIC SysTick_Handler_Veneer
-SysTick_Handler_Veneer:
-#endif
-
- PUSH {R4,LR} /* Save EXC_RETURN */
- BL rt_systick
- B Sys_Switch
-
-
-/*-------------------------- OS_Tick_Handler --------------------------------*/
-
-; void OS_Tick_Handler (void);
-
- PUBLIC OS_Tick_Handler
-OS_Tick_Handler:
-
- PUSH {R4,LR} /* Save EXC_RETURN */
- BL os_tick_irqack
- BL rt_systick
- B Sys_Switch
-
-
- END
-
-/*----------------------------------------------------------------------------
- * end of file
- *---------------------------------------------------------------------------*/
--- a/rtx/TARGET_CORTEX_M/TARGET_M4/TOOLCHAIN_IAR/SVC_Table.S Wed Jan 06 15:00:32 2016 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,58 +0,0 @@ -;/*---------------------------------------------------------------------------- -; * CMSIS-RTOS - RTX -; *---------------------------------------------------------------------------- -; * Name: SVC_TABLE.S -; * Purpose: Pre-defined SVC Table for Cortex-M -; * Rev.: V4.70 -; *---------------------------------------------------------------------------- -; * -; * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH -; * All rights reserved. -; * Redistribution and use in source and binary forms, with or without -; * modification, are permitted provided that the following conditions are met: -; * - Redistributions of source code must retain the above copyright -; * notice, this list of conditions and the following disclaimer. -; * - Redistributions in binary form must reproduce the above copyright -; * notice, this list of conditions and the following disclaimer in the -; * documentation and/or other materials provided with the distribution. -; * - Neither the name of ARM nor the names of its contributors may be used -; * to endorse or promote products derived from this software without -; * specific prior written permission. -; * -; * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" -; * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE -; * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE -; * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE -; * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR -; * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF -; * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS -; * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN -; * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) -; * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE -; * POSSIBILITY OF SUCH DAMAGE. -; *---------------------------------------------------------------------------*/ - - - NAME SVC_TABLE - SECTION .text:CONST (2) - - PUBLIC SVC_Count - -SVC_Cnt EQU (SVC_End-SVC_Table)/4 -SVC_Count DCD SVC_Cnt - -; Import user SVC functions here. -; IMPORT __SVC_1 - - PUBLIC SVC_Table -SVC_Table -; Insert user SVC functions here. SVC 0 used by RTL Kernel. -; DCD __SVC_1 ; user SVC function - -SVC_End - - END - -/*---------------------------------------------------------------------------- - * end of file - *---------------------------------------------------------------------------*/
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/rtx/TARGET_CORTEX_M/TARGET_RTOS_M4_M7/TOOLCHAIN_ARM/HAL_CM4.c Mon Jan 11 17:00:32 2016 +0000
@@ -0,0 +1,309 @@
+/*----------------------------------------------------------------------------
+ * RL-ARM - RTX
+ *----------------------------------------------------------------------------
+ * Name: HAL_CM4.C
+ * Purpose: Hardware Abstraction Layer for Cortex-M4
+ * Rev.: V4.70
+ *----------------------------------------------------------------------------
+ *
+ * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH
+ * All rights reserved.
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * - Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * - Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * - Neither the name of ARM nor the names of its contributors may be used
+ * to endorse or promote products derived from this software without
+ * specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *---------------------------------------------------------------------------*/
+
+#include "rt_TypeDef.h"
+#include "RTX_Conf.h"
+#include "rt_System.h"
+#include "rt_HAL_CM.h"
+#include "rt_Task.h"
+#include "rt_MemBox.h"
+
+
+/*----------------------------------------------------------------------------
+ * Functions
+ *---------------------------------------------------------------------------*/
+
+
+/*--------------------------- rt_set_PSP ------------------------------------*/
+
+__asm void rt_set_PSP (U32 stack) {
+ MSR PSP,R0
+ BX LR
+}
+
+
+/*--------------------------- rt_get_PSP ------------------------------------*/
+
+__asm U32 rt_get_PSP (void) {
+ MRS R0,PSP
+ BX LR
+}
+
+
+/*--------------------------- os_set_env ------------------------------------*/
+
+__asm void os_set_env (void) {
+ /* Switch to Unprivileged/Privileged Thread mode, use PSP. */
+ MOV R0,SP ; PSP = MSP
+ MSR PSP,R0
+ LDR R0,=__cpp(&os_flags)
+ LDRB R0,[R0]
+ LSLS R0,#31
+ MOVNE R0,#0x02 ; Privileged Thread mode, use PSP
+ MOVEQ R0,#0x03 ; Unprivileged Thread mode, use PSP
+ MSR CONTROL,R0
+ BX LR
+
+ ALIGN
+}
+
+
+/*--------------------------- _alloc_box ------------------------------------*/
+
+__asm void *_alloc_box (void *box_mem) {
+ /* Function wrapper for Unprivileged/Privileged mode. */
+ LDR R12,=__cpp(rt_alloc_box)
+ MRS R3,IPSR
+ LSLS R3,#24
+ BXNE R12
+ MRS R3,CONTROL
+ LSLS R3,#31
+ BXEQ R12
+ SVC 0
+ BX LR
+
+ ALIGN
+}
+
+
+/*--------------------------- _free_box -------------------------------------*/
+
+__asm int _free_box (void *box_mem, void *box) {
+ /* Function wrapper for Unprivileged/Privileged mode. */
+ LDR R12,=__cpp(rt_free_box)
+ MRS R3,IPSR
+ LSLS R3,#24
+ BXNE R12
+ MRS R3,CONTROL
+ LSLS R3,#31
+ BXEQ R12
+ SVC 0
+ BX LR
+
+ ALIGN
+}
+
+
+/*-------------------------- SVC_Handler ------------------------------------*/
+
+__asm void SVC_Handler (void) {
+ PRESERVE8
+
+ IMPORT SVC_Count
+ IMPORT SVC_Table
+ IMPORT rt_stk_check
+
+#ifdef IFX_XMC4XXX
+ EXPORT SVC_Handler_Veneer
+SVC_Handler_Veneer
+#endif
+
+ MRS R0,PSP ; Read PSP
+ LDR R1,[R0,#24] ; Read Saved PC from Stack
+ LDRB R1,[R1,#-2] ; Load SVC Number
+ CBNZ R1,SVC_User
+
+ LDM R0,{R0-R3,R12} ; Read R0-R3,R12 from stack
+ PUSH {R4,LR} ; Save EXC_RETURN
+ BLX R12 ; Call SVC Function
+ POP {R4,LR} ; Restore EXC_RETURN
+
+ MRS R12,PSP ; Read PSP
+ STM R12,{R0-R2} ; Store return values
+
+ LDR R3,=__cpp(&os_tsk)
+ LDM R3,{R1,R2} ; os_tsk.run, os_tsk.new
+ CMP R1,R2
+#ifdef IFX_XMC4XXX
+ PUSHEQ {LR}
+ POPEQ {PC}
+#else
+ BXEQ LR ; RETI, no task switch
+#endif
+
+ CBZ R1,SVC_Next ; Runtask deleted?
+ TST LR,#0x10 ; is it extended frame?
+ VSTMDBEQ R12!,{S16-S31} ; yes, stack also VFP hi-regs
+ MOVEQ R0,#0x01 ; os_tsk->stack_frame val
+ MOVNE R0,#0x00
+ STRB R0,[R1,#TCB_STACKF] ; os_tsk.run->stack_frame = val
+ STMDB R12!,{R4-R11} ; Save Old context
+ STR R12,[R1,#TCB_TSTACK] ; Update os_tsk.run->tsk_stack
+
+ PUSH {R2,R3}
+ BL rt_stk_check ; Check for Stack overflow
+ POP {R2,R3}
+
+SVC_Next
+ STR R2,[R3] ; os_tsk.run = os_tsk.new
+
+ LDR R12,[R2,#TCB_TSTACK] ; os_tsk.new->tsk_stack
+ LDMIA R12!,{R4-R11} ; Restore New Context
+ LDRB R0,[R2,#TCB_STACKF] ; Stack Frame
+ CMP R0,#0 ; Basic/Extended Stack Frame
+ VLDMIANE R12!,{S16-S31} ; restore VFP hi-registers
+ MVNNE LR,#:NOT:0xFFFFFFED ; set EXC_RETURN value
+ MVNEQ LR,#:NOT:0xFFFFFFFD
+ MSR PSP,R12 ; Write PSP
+
+SVC_Exit
+#ifdef IFX_XMC4XXX
+ PUSH {LR}
+ POP {PC}
+#else
+ BX LR
+#endif
+
+ /*------------------- User SVC ------------------------------*/
+
+SVC_User
+ PUSH {R4,LR} ; Save Registers
+ LDR R2,=SVC_Count
+ LDR R2,[R2]
+ CMP R1,R2
+ BHI SVC_Done ; Overflow
+
+ LDR R4,=SVC_Table-4
+ LDR R4,[R4,R1,LSL #2] ; Load SVC Function Address
+
+ LDM R0,{R0-R3,R12} ; Read R0-R3,R12 from stack
+ BLX R4 ; Call SVC Function
+
+ MRS R12,PSP
+ STM R12,{R0-R3} ; Function return values
+SVC_Done
+ POP {R4,PC} ; RETI
+
+ ALIGN
+}
+
+
+/*-------------------------- PendSV_Handler ---------------------------------*/
+
+__asm void PendSV_Handler (void) {
+ PRESERVE8
+
+#ifdef IFX_XMC4XXX
+ EXPORT PendSV_Handler_Veneer
+PendSV_Handler_Veneer
+#endif
+
+ PUSH {R4,LR} ; Save EXC_RETURN
+ BL __cpp(rt_pop_req)
+
+Sys_Switch
+ POP {R4,LR} ; Restore EXC_RETURN
+
+ LDR R3,=__cpp(&os_tsk)
+ LDM R3,{R1,R2} ; os_tsk.run, os_tsk.new
+ CMP R1,R2
+#ifdef IFX_XMC4XXX
+ PUSHEQ {LR}
+ POPEQ {PC}
+#else
+ BXEQ LR ; RETI, no task switch
+#endif
+
+ MRS R12,PSP ; Read PSP
+ TST LR,#0x10 ; is it extended frame?
+ VSTMDBEQ R12!,{S16-S31} ; yes, stack also VFP hi-regs
+ MOVEQ R0,#0x01 ; os_tsk->stack_frame val
+ MOVNE R0,#0x00
+ STRB R0,[R1,#TCB_STACKF] ; os_tsk.run->stack_frame = val
+ STMDB R12!,{R4-R11} ; Save Old context
+ STR R12,[R1,#TCB_TSTACK] ; Update os_tsk.run->tsk_stack
+
+ PUSH {R2,R3}
+ BL rt_stk_check ; Check for Stack overflow
+ POP {R2,R3}
+
+ STR R2,[R3] ; os_tsk.run = os_tsk.new
+
+ LDR R12,[R2,#TCB_TSTACK] ; os_tsk.new->tsk_stack
+ LDMIA R12!,{R4-R11} ; Restore New Context
+ LDRB R0,[R2,#TCB_STACKF] ; Stack Frame
+ CMP R0,#0 ; Basic/Extended Stack Frame
+ VLDMIANE R12!,{S16-S31} ; restore VFP hi-regs
+ MVNNE LR,#:NOT:0xFFFFFFED ; set EXC_RETURN value
+ MVNEQ LR,#:NOT:0xFFFFFFFD
+ MSR PSP,R12 ; Write PSP
+
+Sys_Exit
+#ifdef IFX_XMC4XXX
+ PUSH {LR}
+ POP {PC}
+#else
+ BX LR ; Return to Thread Mode
+#endif
+
+ ALIGN
+}
+
+
+/*-------------------------- SysTick_Handler --------------------------------*/
+
+__asm void SysTick_Handler (void) {
+ PRESERVE8
+
+#ifdef IFX_XMC4XXX
+ EXPORT SysTick_Handler_Veneer
+SysTick_Handler_Veneer
+#endif
+
+ PUSH {R4,LR} ; Save EXC_RETURN
+ BL __cpp(rt_systick)
+ B Sys_Switch
+
+ ALIGN
+}
+
+
+/*-------------------------- OS_Tick_Handler --------------------------------*/
+
+__asm void OS_Tick_Handler (void) {
+ PRESERVE8
+
+ PUSH {R4,LR} ; Save EXC_RETURN
+ BL __cpp(os_tick_irqack)
+ BL __cpp(rt_systick)
+ B Sys_Switch
+
+ ALIGN
+}
+
+
+/*----------------------------------------------------------------------------
+ * end of file
+ *---------------------------------------------------------------------------*/
+
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/rtx/TARGET_CORTEX_M/TARGET_RTOS_M4_M7/TOOLCHAIN_ARM/SVC_Table.S Mon Jan 11 17:00:32 2016 +0000 @@ -0,0 +1,57 @@ +;/*---------------------------------------------------------------------------- +; * RL-ARM - RTX +; *---------------------------------------------------------------------------- +; * Name: SVC_TABLE.S +; * Purpose: Pre-defined SVC Table for Cortex-M +; * Rev.: V4.70 +; *---------------------------------------------------------------------------- +; * +; * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH +; * All rights reserved. +; * Redistribution and use in source and binary forms, with or without +; * modification, are permitted provided that the following conditions are met: +; * - Redistributions of source code must retain the above copyright +; * notice, this list of conditions and the following disclaimer. +; * - Redistributions in binary form must reproduce the above copyright +; * notice, this list of conditions and the following disclaimer in the +; * documentation and/or other materials provided with the distribution. +; * - Neither the name of ARM nor the names of its contributors may be used +; * to endorse or promote products derived from this software without +; * specific prior written permission. +; * +; * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +; * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +; * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +; * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE +; * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +; * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +; * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +; * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +; * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +; * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +; * POSSIBILITY OF SUCH DAMAGE. +; *---------------------------------------------------------------------------*/ + + + AREA SVC_TABLE, CODE, READONLY + + EXPORT SVC_Count + +SVC_Cnt EQU (SVC_End-SVC_Table)/4 +SVC_Count DCD SVC_Cnt + +; Import user SVC functions here. +; IMPORT __SVC_1 + + EXPORT SVC_Table +SVC_Table +; Insert user SVC functions here. SVC 0 used by RTL Kernel. +; DCD __SVC_1 ; user SVC function + +SVC_End + + END + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/rtx/TARGET_CORTEX_M/TARGET_RTOS_M4_M7/TOOLCHAIN_GCC/HAL_CM4.S Mon Jan 11 17:00:32 2016 +0000
@@ -0,0 +1,405 @@
+/*----------------------------------------------------------------------------
+ * RL-ARM - RTX
+ *----------------------------------------------------------------------------
+ * Name: HAL_CM4.S
+ * Purpose: Hardware Abstraction Layer for Cortex-M4
+ * Rev.: V4.70
+ *----------------------------------------------------------------------------
+ *
+ * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH
+ * All rights reserved.
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * - Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * - Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * - Neither the name of ARM nor the names of its contributors may be used
+ * to endorse or promote products derived from this software without
+ * specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *---------------------------------------------------------------------------*/
+
+ .file "HAL_CM4.S"
+ .syntax unified
+
+ .equ TCB_STACKF, 32
+ .equ TCB_TSTACK, 40
+
+
+/*----------------------------------------------------------------------------
+ * Functions
+ *---------------------------------------------------------------------------*/
+
+ .thumb
+
+ .section ".text"
+ .align 2
+
+
+/*--------------------------- rt_set_PSP ------------------------------------*/
+
+# void rt_set_PSP (U32 stack);
+
+ .thumb_func
+ .type rt_set_PSP, %function
+ .global rt_set_PSP
+rt_set_PSP:
+ .fnstart
+ .cantunwind
+
+ MSR PSP,R0
+ BX LR
+
+ .fnend
+ .size rt_set_PSP, .-rt_set_PSP
+
+
+/*--------------------------- rt_get_PSP ------------------------------------*/
+
+# U32 rt_get_PSP (void);
+
+ .thumb_func
+ .type rt_get_PSP, %function
+ .global rt_get_PSP
+rt_get_PSP:
+ .fnstart
+ .cantunwind
+
+ MRS R0,PSP
+ BX LR
+
+ .fnend
+ .size rt_get_PSP, .-rt_get_PSP
+
+
+/*--------------------------- os_set_env ------------------------------------*/
+
+# void os_set_env (void);
+ /* Switch to Unprivileged/Privileged Thread mode, use PSP. */
+
+ .thumb_func
+ .type os_set_env, %function
+ .global os_set_env
+os_set_env:
+ .fnstart
+ .cantunwind
+
+ MOV R0,SP /* PSP = MSP */
+ MSR PSP,R0
+ LDR R0,=os_flags
+ LDRB R0,[R0]
+ LSLS R0,#31
+ ITE NE
+ MOVNE R0,#0x02 /* Privileged Thread mode, use PSP */
+ MOVEQ R0,#0x03 /* Unprivileged Thread mode, use PSP */
+ MSR CONTROL,R0
+ BX LR
+
+ .fnend
+ .size os_set_env, .-os_set_env
+
+
+/*--------------------------- _alloc_box ------------------------------------*/
+
+# void *_alloc_box (void *box_mem);
+ /* Function wrapper for Unprivileged/Privileged mode. */
+
+ .thumb_func
+ .type _alloc_box, %function
+ .global _alloc_box
+_alloc_box:
+ .fnstart
+ .cantunwind
+
+ LDR R12,=rt_alloc_box
+ MRS R3,IPSR
+ LSLS R3,#24
+ IT NE
+ BXNE R12
+ MRS R3,CONTROL
+ LSLS R3,#31
+ IT EQ
+ BXEQ R12
+ SVC 0
+ BX LR
+
+ .fnend
+ .size _alloc_box, .-_alloc_box
+
+
+/*--------------------------- _free_box -------------------------------------*/
+
+# int _free_box (void *box_mem, void *box);
+ /* Function wrapper for Unprivileged/Privileged mode. */
+
+ .thumb_func
+ .type _free_box, %function
+ .global _free_box
+_free_box:
+ .fnstart
+ .cantunwind
+
+ LDR R12,=rt_free_box
+ MRS R3,IPSR
+ LSLS R3,#24
+ IT NE
+ BXNE R12
+ MRS R3,CONTROL
+ LSLS R3,#31
+ IT EQ
+ BXEQ R12
+ SVC 0
+ BX LR
+
+ .fnend
+ .size _free_box, .-_free_box
+
+
+/*-------------------------- SVC_Handler ------------------------------------*/
+
+# void SVC_Handler (void);
+
+ .thumb_func
+ .type SVC_Handler, %function
+ .global SVC_Handler
+SVC_Handler:
+ .ifdef IFX_XMC4XXX
+ .global SVC_Handler_Veneer
+SVC_Handler_Veneer:
+ .endif
+ .fnstart
+ .cantunwind
+
+ MRS R0,PSP /* Read PSP */
+ LDR R1,[R0,#24] /* Read Saved PC from Stack */
+ LDRB R1,[R1,#-2] /* Load SVC Number */
+ CBNZ R1,SVC_User
+
+ LDM R0,{R0-R3,R12} /* Read R0-R3,R12 from stack */
+ PUSH {R4,LR} /* Save EXC_RETURN */
+ BLX R12 /* Call SVC Function */
+ POP {R4,LR} /* Restore EXC_RETURN */
+
+ MRS R12,PSP /* Read PSP */
+ STM R12,{R0-R2} /* Store return values */
+
+ LDR R3,=os_tsk
+ LDM R3,{R1,R2} /* os_tsk.run, os_tsk.new */
+ CMP R1,R2
+ .ifdef IFX_XMC4XXX
+ ITT EQ
+ PUSHEQ {LR}
+ POPEQ {PC}
+ .else
+ IT EQ
+ BXEQ LR /* RETI, no task switch */
+ .endif
+
+ CBZ R1,SVC_Next /* Runtask deleted? */
+ TST LR,#0x10 /* is it extended frame? */
+ #ifdef __FPU_PRESENT
+ ITTE EQ
+ VSTMDBEQ R12!,{S16-S31} /* yes, stack also VFP hi-regs */
+ #else
+ ITE EQ
+ #endif
+ MOVEQ R0,#0x01 /* os_tsk->stack_frame val */
+ MOVNE R0,#0x00
+ STRB R0,[R1,#TCB_STACKF] /* os_tsk.run->stack_frame = val */
+ STMDB R12!,{R4-R11} /* Save Old context */
+ STR R12,[R1,#TCB_TSTACK] /* Update os_tsk.run->tsk_stack */
+
+ PUSH {R2,R3}
+ BL rt_stk_check /* Check for Stack overflow */
+ POP {R2,R3}
+
+SVC_Next:
+ STR R2,[R3] /* os_tsk.run = os_tsk.new */
+
+ LDR R12,[R2,#TCB_TSTACK] /* os_tsk.new->tsk_stack */
+ LDMIA R12!,{R4-R11} /* Restore New Context */
+ LDRB R0,[R2,#TCB_STACKF] /* Stack Frame */
+ CMP R0,#0 /* Basic/Extended Stack Frame */
+ #ifdef __FPU_PRESENT
+ ITTE NE
+ VLDMIANE R12!,{S16-S31} /* restore VFP hi-registers */
+ #else
+ ITE NE
+ #endif
+ MVNNE LR,#~0xFFFFFFED /* set EXC_RETURN value */
+ MVNEQ LR,#~0xFFFFFFFD
+ MSR PSP,R12 /* Write PSP */
+
+SVC_Exit:
+ .ifdef IFX_XMC4XXX
+ PUSH {LR}
+ POP {PC}
+ .else
+ BX LR
+ .endif
+
+ /*------------------- User SVC ------------------------------*/
+
+SVC_User:
+ PUSH {R4,LR} /* Save Registers */
+ LDR R2,=SVC_Count
+ LDR R2,[R2]
+ CMP R1,R2
+ BHI SVC_Done /* Overflow */
+
+ LDR R4,=SVC_Table-4
+ LDR R4,[R4,R1,LSL #2] /* Load SVC Function Address */
+
+ LDM R0,{R0-R3,R12} /* Read R0-R3,R12 from stack */
+ BLX R4 /* Call SVC Function */
+
+ MRS R12,PSP
+ STM R12,{R0-R3} /* Function return values */
+SVC_Done:
+ POP {R4,PC} /* RETI */
+
+ .fnend
+ .size SVC_Handler, .-SVC_Handler
+
+
+/*-------------------------- PendSV_Handler ---------------------------------*/
+
+# void PendSV_Handler (void);
+
+ .thumb_func
+ .type PendSV_Handler, %function
+ .global PendSV_Handler
+ .global Sys_Switch
+PendSV_Handler:
+ .ifdef IFX_XMC4XXX
+ .global PendSV_Handler_Veneer
+PendSV_Handler_Veneer:
+ .endif
+ .fnstart
+ .cantunwind
+
+ PUSH {R4,LR} /* Save EXC_RETURN */
+ BL rt_pop_req
+
+Sys_Switch:
+ POP {R4,LR} /* Restore EXC_RETURN */
+
+ LDR R3,=os_tsk
+ LDM R3,{R1,R2} /* os_tsk.run, os_tsk.new */
+ CMP R1,R2
+ .ifdef IFX_XMC4XXX
+ ITT EQ
+ PUSHEQ {LR}
+ POPEQ {PC}
+ .else
+ IT EQ
+ BXEQ LR /* RETI, no task switch */
+ .endif
+
+ MRS R12,PSP /* Read PSP */
+ TST LR,#0x10 /* is it extended frame? */
+ #ifdef __FPU_PRESENT
+ ITTE EQ
+ VSTMDBEQ R12!,{S16-S31} /* yes, stack also VFP hi-regs */
+ #else
+ ITE EQ
+ #endif
+ MOVEQ R0,#0x01 /* os_tsk->stack_frame val */
+ MOVNE R0,#0x00
+ STRB R0,[R1,#TCB_STACKF] /* os_tsk.run->stack_frame = val */
+ STMDB R12!,{R4-R11} /* Save Old context */
+ STR R12,[R1,#TCB_TSTACK] /* Update os_tsk.run->tsk_stack */
+
+ PUSH {R2,R3}
+ BL rt_stk_check /* Check for Stack overflow */
+ POP {R2,R3}
+
+ STR R2,[R3] /* os_tsk.run = os_tsk.new */
+
+ LDR R12,[R2,#TCB_TSTACK] /* os_tsk.new->tsk_stack */
+ LDMIA R12!,{R4-R11} /* Restore New Context */
+ LDRB R0,[R2,#TCB_STACKF] /* Stack Frame */
+ CMP R0,#0 /* Basic/Extended Stack Frame */
+ #ifdef __FPU_PRESENT
+ ITTE NE
+ VLDMIANE R12!,{S16-S31} /* restore VFP hi-registers */
+ #else
+ ITE NE
+ #endif
+ MVNNE LR,#~0xFFFFFFED /* set EXC_RETURN value */
+ MVNEQ LR,#~0xFFFFFFFD
+ MSR PSP,R12 /* Write PSP */
+
+Sys_Exit:
+ .ifdef IFX_XMC4XXX
+ PUSH {LR}
+ POP {PC}
+ .else
+ BX LR /* Return to Thread Mode */
+ .endif
+
+ .fnend
+ .size PendSV_Handler, .-PendSV_Handler
+
+
+/*-------------------------- SysTick_Handler --------------------------------*/
+
+# void SysTick_Handler (void);
+
+ .thumb_func
+ .type SysTick_Handler, %function
+ .global SysTick_Handler
+SysTick_Handler:
+ .ifdef IFX_XMC4XXX
+ .global SysTick_Handler_Veneer
+SysTick_Handler_Veneer:
+ .endif
+ .fnstart
+ .cantunwind
+
+ PUSH {R4,LR} /* Save EXC_RETURN */
+ BL rt_systick
+ B Sys_Switch
+
+ .fnend
+ .size SysTick_Handler, .-SysTick_Handler
+
+
+/*-------------------------- OS_Tick_Handler --------------------------------*/
+
+# void OS_Tick_Handler (void);
+
+ .thumb_func
+ .type OS_Tick_Handler, %function
+ .global OS_Tick_Handler
+OS_Tick_Handler:
+ .fnstart
+ .cantunwind
+
+ PUSH {R4,LR} /* Save EXC_RETURN */
+ BL os_tick_irqack
+ BL rt_systick
+ B Sys_Switch
+
+ .fnend
+ .size OS_Tick_Handler, .-OS_Tick_Handler
+
+
+ .end
+
+/*----------------------------------------------------------------------------
+ * end of file
+ *---------------------------------------------------------------------------*/
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/rtx/TARGET_CORTEX_M/TARGET_RTOS_M4_M7/TOOLCHAIN_GCC/SVC_Table.S Mon Jan 11 17:00:32 2016 +0000 @@ -0,0 +1,56 @@ +;/*---------------------------------------------------------------------------- +; * RL-ARM - RTX +; *---------------------------------------------------------------------------- +; * Name: SVC_TABLE.S +; * Purpose: Pre-defined SVC Table for Cortex-M +; * Rev.: V4.70 +; *---------------------------------------------------------------------------- +; * +; * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH +; * All rights reserved. +; * Redistribution and use in source and binary forms, with or without +; * modification, are permitted provided that the following conditions are met: +; * - Redistributions of source code must retain the above copyright +; * notice, this list of conditions and the following disclaimer. +; * - Redistributions in binary form must reproduce the above copyright +; * notice, this list of conditions and the following disclaimer in the +; * documentation and/or other materials provided with the distribution. +; * - Neither the name of ARM nor the names of its contributors may be used +; * to endorse or promote products derived from this software without +; * specific prior written permission. +; * +; * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +; * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +; * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +; * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE +; * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +; * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +; * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +; * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +; * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +; * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +; * POSSIBILITY OF SUCH DAMAGE. +; *---------------------------------------------------------------------------*/ + + + .file "SVC_Table.S" + + + .section ".svc_table" + + .global SVC_Table +SVC_Table: +/* Insert user SVC functions here. SVC 0 used by RTL Kernel. */ +# .long __SVC_1 /* user SVC function */ +SVC_End: + + .global SVC_Count +SVC_Count: + .long (SVC_End-SVC_Table)/4 + + + .end + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/rtx/TARGET_CORTEX_M/TARGET_RTOS_M4_M7/TOOLCHAIN_IAR/HAL_CM4.S Mon Jan 11 17:00:32 2016 +0000
@@ -0,0 +1,333 @@
+/*----------------------------------------------------------------------------
+ * CMSIS-RTOS - RTX
+ *----------------------------------------------------------------------------
+ * Name: HAL_CM4.S
+ * Purpose: Hardware Abstraction Layer for Cortex-M4
+ * Rev.: V4.70
+ *----------------------------------------------------------------------------
+ *
+ * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH
+ * All rights reserved.
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * - Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * - Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * - Neither the name of ARM nor the names of its contributors may be used
+ * to endorse or promote products derived from this software without
+ * specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *---------------------------------------------------------------------------*/
+
+ NAME HAL_CM4.S
+
+ #define TCB_STACKF 32
+ #define TCB_TSTACK 40
+
+ EXTERN os_flags
+ EXTERN os_tsk
+ EXTERN rt_alloc_box
+ EXTERN rt_free_box
+ EXTERN rt_stk_check
+ EXTERN rt_pop_req
+ EXTERN rt_systick
+ EXTERN os_tick_irqack
+ EXTERN SVC_Table
+ EXTERN SVC_Count
+
+/*----------------------------------------------------------------------------
+ * Functions
+ *---------------------------------------------------------------------------*/
+
+ SECTION .text:CODE:NOROOT(2)
+ THUMB
+
+/*--------------------------- rt_set_PSP ------------------------------------*/
+
+; void rt_set_PSP (U32 stack);
+
+ PUBLIC rt_set_PSP
+rt_set_PSP:
+
+ MSR PSP,R0
+ BX LR
+
+
+/*--------------------------- rt_get_PSP ------------------------------------*/
+
+; U32 rt_get_PSP (void);
+
+ PUBLIC rt_get_PSP
+rt_get_PSP:
+
+ MRS R0,PSP
+ BX LR
+
+
+/*--------------------------- os_set_env ------------------------------------*/
+
+; void os_set_env (void);
+ /* Switch to Unprivileged/Privileged Thread mode, use PSP. */
+
+ PUBLIC os_set_env
+os_set_env:
+
+ MOV R0,SP /* PSP = MSP */
+ MSR PSP,R0
+ LDR R0,=os_flags
+ LDRB R0,[R0]
+ LSLS R0,#31
+ ITE NE
+ MOVNE R0,#0x02 /* Privileged Thread mode, use PSP */
+ MOVEQ R0,#0x03 /* Unprivileged Thread mode, use PSP */
+ MSR CONTROL,R0
+ BX LR
+
+
+/*--------------------------- _alloc_box ------------------------------------*/
+
+; void *_alloc_box (void *box_mem);
+ /* Function wrapper for Unprivileged/Privileged mode. */
+
+ PUBLIC _alloc_box
+_alloc_box:
+
+ LDR R12,=rt_alloc_box
+ MRS R3,IPSR
+ LSLS R3,#24
+ IT NE
+ BXNE R12
+ MRS R3,CONTROL
+ LSLS R3,#31
+ IT EQ
+ BXEQ R12
+ SVC 0
+ BX LR
+
+
+/*--------------------------- _free_box -------------------------------------*/
+
+; int _free_box (void *box_mem, void *box);
+ /* Function wrapper for Unprivileged/Privileged mode. */
+
+ PUBLIC _free_box
+_free_box:
+
+ LDR R12,=rt_free_box
+ MRS R3,IPSR
+ LSLS R3,#24
+ IT NE
+ BXNE R12
+ MRS R3,CONTROL
+ LSLS R3,#31
+ IT EQ
+ BXEQ R12
+ SVC 0
+ BX LR
+
+
+/*-------------------------- SVC_Handler ------------------------------------*/
+
+; void SVC_Handler (void);
+
+ PUBLIC SVC_Handler
+SVC_Handler:
+
+#ifdef IFX_XMC4XXX
+ PUBLIC SVC_Handler_Veneer
+SVC_Handler_Veneer:
+#endif
+
+ MRS R0,PSP /* Read PSP */
+ LDR R1,[R0,#24] /* Read Saved PC from Stack */
+ LDRB R1,[R1,#-2] /* Load SVC Number */
+ CBNZ R1,SVC_User
+
+ LDM R0,{R0-R3,R12} /* Read R0-R3,R12 from stack */
+ PUSH {R4,LR} /* Save EXC_RETURN */
+ BLX R12 /* Call SVC Function */
+ POP {R4,LR} /* Restore EXC_RETURN */
+
+ MRS R12,PSP /* Read PSP */
+ STM R12,{R0-R2} /* Store return values */
+
+ LDR R3,=os_tsk
+ LDM R3,{R1,R2} /* os_tsk.run, os_tsk.new */
+ CMP R1,R2
+#ifdef IFX_XMC4XXX
+ ITT EQ
+ PUSHEQ {LR}
+ POPEQ {PC}
+#else
+ IT EQ
+ BXEQ LR /* RETI, no task switch */
+#endif
+
+ CBZ R1,SVC_Next /* Runtask deleted? */
+ TST LR,#0x10 /* is it extended frame? */
+ ITTE EQ
+ VSTMDBEQ R12!,{S16-S31} /* yes, stack also VFP hi-regs */
+ MOVEQ R0,#0x01 /* os_tsk->stack_frame val */
+ MOVNE R0,#0x00
+ STRB R0,[R1,#TCB_STACKF] /* os_tsk.run->stack_frame = val */
+ STMDB R12!,{R4-R11} /* Save Old context */
+ STR R12,[R1,#TCB_TSTACK] /* Update os_tsk.run->tsk_stack */
+
+ PUSH {R2,R3}
+ BL rt_stk_check /* Check for Stack overflow */
+ POP {R2,R3}
+
+SVC_Next:
+ STR R2,[R3] /* os_tsk.run = os_tsk.new */
+
+ LDR R12,[R2,#TCB_TSTACK] /* os_tsk.new->tsk_stack */
+ LDMIA R12!,{R4-R11} /* Restore New Context */
+ LDRB R0,[R2,#TCB_STACKF] /* Stack Frame */
+ CMP R0,#0 /* Basic/Extended Stack Frame */
+ ITTE NE
+ VLDMIANE R12!,{S16-S31} /* restore VFP hi-registers */
+ MVNNE LR,#~0xFFFFFFED /* set EXC_RETURN value */
+ MVNEQ LR,#~0xFFFFFFFD
+ MSR PSP,R12 /* Write PSP */
+
+SVC_Exit:
+#ifdef IFX_XMC4XXX
+ PUSH {LR}
+ POP {PC}
+#else
+ BX LR
+#endif
+
+ /*------------------- User SVC ------------------------------*/
+
+SVC_User:
+ PUSH {R4,LR} /* Save Registers */
+ LDR R2,=SVC_Count
+ LDR R2,[R2]
+ CMP R1,R2
+ BHI SVC_Done /* Overflow */
+
+ LDR R4,=SVC_Table-4
+ LDR R4,[R4,R1,LSL #2] /* Load SVC Function Address */
+
+ LDM R0,{R0-R3,R12} /* Read R0-R3,R12 from stack */
+ BLX R4 /* Call SVC Function */
+
+ MRS R12,PSP
+ STM R12,{R0-R3} /* Function return values */
+SVC_Done:
+ POP {R4,PC} /* RETI */
+
+
+/*-------------------------- PendSV_Handler ---------------------------------*/
+
+; void PendSV_Handler (void);
+
+ PUBLIC PendSV_Handler
+PendSV_Handler:
+
+#ifdef IFX_XMC4XXX
+ PUBLIC PendSV_Handler_Veneer
+PendSV_Handler_Veneer:
+#endif
+
+ PUSH {R4,LR} /* Save EXC_RETURN */
+ BL rt_pop_req
+
+Sys_Switch:
+ POP {R4,LR} /* Restore EXC_RETURN */
+
+ LDR R3,=os_tsk
+ LDM R3,{R1,R2} /* os_tsk.run, os_tsk.new */
+ CMP R1,R2
+#ifdef IFX_XMC4XXX
+ ITT EQ
+ PUSHEQ {LR}
+ POPEQ {PC}
+#else
+ IT EQ
+ BXEQ LR /* RETI, no task switch */
+#endif
+
+ MRS R12,PSP /* Read PSP */
+ TST LR,#0x10 /* is it extended frame? */
+ ITTE EQ
+ VSTMDBEQ R12!,{S16-S31} /* yes, stack also VFP hi-regs */
+ MOVEQ R0,#0x01 /* os_tsk->stack_frame val */
+ MOVNE R0,#0x00
+ STRB R0,[R1,#TCB_STACKF] /* os_tsk.run->stack_frame = val */
+ STMDB R12!,{R4-R11} /* Save Old context */
+ STR R12,[R1,#TCB_TSTACK] /* Update os_tsk.run->tsk_stack */
+
+ PUSH {R2,R3}
+ BL rt_stk_check /* Check for Stack overflow */
+ POP {R2,R3}
+
+ STR R2,[R3] /* os_tsk.run = os_tsk.new */
+
+ LDR R12,[R2,#TCB_TSTACK] /* os_tsk.new->tsk_stack */
+ LDMIA R12!,{R4-R11} /* Restore New Context */
+ LDRB R0,[R2,#TCB_STACKF] /* Stack Frame */
+ CMP R0,#0 /* Basic/Extended Stack Frame */
+ ITTE NE
+ VLDMIANE R12!,{S16-S31} /* restore VFP hi-registers */
+ MVNNE LR,#~0xFFFFFFED /* set EXC_RETURN value */
+ MVNEQ LR,#~0xFFFFFFFD
+ MSR PSP,R12 /* Write PSP */
+
+Sys_Exit:
+#ifdef IFX_XMC4XXX
+ PUSH {LR}
+ POP {PC}
+#else
+ BX LR /* Return to Thread Mode */
+#endif
+
+
+/*-------------------------- SysTick_Handler --------------------------------*/
+
+; void SysTick_Handler (void);
+
+ PUBLIC SysTick_Handler
+SysTick_Handler:
+#ifdef IFX_XMC4XXX
+ PUBLIC SysTick_Handler_Veneer
+SysTick_Handler_Veneer:
+#endif
+
+ PUSH {R4,LR} /* Save EXC_RETURN */
+ BL rt_systick
+ B Sys_Switch
+
+
+/*-------------------------- OS_Tick_Handler --------------------------------*/
+
+; void OS_Tick_Handler (void);
+
+ PUBLIC OS_Tick_Handler
+OS_Tick_Handler:
+
+ PUSH {R4,LR} /* Save EXC_RETURN */
+ BL os_tick_irqack
+ BL rt_systick
+ B Sys_Switch
+
+
+ END
+
+/*----------------------------------------------------------------------------
+ * end of file
+ *---------------------------------------------------------------------------*/
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/rtx/TARGET_CORTEX_M/TARGET_RTOS_M4_M7/TOOLCHAIN_IAR/SVC_Table.S Mon Jan 11 17:00:32 2016 +0000 @@ -0,0 +1,58 @@ +;/*---------------------------------------------------------------------------- +; * CMSIS-RTOS - RTX +; *---------------------------------------------------------------------------- +; * Name: SVC_TABLE.S +; * Purpose: Pre-defined SVC Table for Cortex-M +; * Rev.: V4.70 +; *---------------------------------------------------------------------------- +; * +; * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH +; * All rights reserved. +; * Redistribution and use in source and binary forms, with or without +; * modification, are permitted provided that the following conditions are met: +; * - Redistributions of source code must retain the above copyright +; * notice, this list of conditions and the following disclaimer. +; * - Redistributions in binary form must reproduce the above copyright +; * notice, this list of conditions and the following disclaimer in the +; * documentation and/or other materials provided with the distribution. +; * - Neither the name of ARM nor the names of its contributors may be used +; * to endorse or promote products derived from this software without +; * specific prior written permission. +; * +; * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +; * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +; * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +; * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE +; * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +; * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +; * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +; * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +; * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +; * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +; * POSSIBILITY OF SUCH DAMAGE. +; *---------------------------------------------------------------------------*/ + + + NAME SVC_TABLE + SECTION .text:CONST (2) + + PUBLIC SVC_Count + +SVC_Cnt EQU (SVC_End-SVC_Table)/4 +SVC_Count DCD SVC_Cnt + +; Import user SVC functions here. +; IMPORT __SVC_1 + + PUBLIC SVC_Table +SVC_Table +; Insert user SVC functions here. SVC 0 used by RTL Kernel. +; DCD __SVC_1 ; user SVC function + +SVC_End + + END + +/*---------------------------------------------------------------------------- + * end of file + *---------------------------------------------------------------------------*/
--- a/rtx/TARGET_CORTEX_M/rt_CMSIS.c Wed Jan 06 15:00:32 2016 +0000 +++ b/rtx/TARGET_CORTEX_M/rt_CMSIS.c Mon Jan 11 17:00:32 2016 +0000 @@ -36,6 +36,8 @@ #if defined (__CORTEX_M4) || defined (__CORTEX_M4F) #include "core_cm4.h" +#elif defined (__CORTEX_M7) || defined (__CORTEX_M7F) + #include "core_cm7.h" #elif defined (__CORTEX_M3) #include "core_cm3.h" #elif defined (__CORTEX_M0)
