Abdessamad El Abbassi
Official mbed Real Time Operating System based on the RTX implementation of the CMSIS-RTOS API open standard. Support for nucleo F401RE
Dependents: rtos_basic_stm32_F401
Fork of
mbed-rtos
by 
mbed official
Revision 13:869ef732a8a2, committed 2013-08-05
- Comitter:
- bogdanm
- Date:
- Mon Aug 05 14:12:52 2013 +0300
- Parent:
- 12:58b30ac3f00e
- Child:
- 14:ee87e782d34f
- Commit message:
- Update sources to revision 64
Changed in this revision
--- a/rtx/KL25Z/ARM/HAL_CM0.c Thu May 30 17:08:58 2013 +0100
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,301 +0,0 @@
-/*----------------------------------------------------------------------------
- * RL-ARM - RTX
- *----------------------------------------------------------------------------
- * Name: HAL_CM0.C
- * Purpose: Hardware Abstraction Layer for Cortex-M0
- * Rev.: V4.60
- *----------------------------------------------------------------------------
- *
- * Copyright (c) 1999-2009 KEIL, 2009-2012 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
- BNE PrivilegedE
- MOVS R0,#0x03 ; Unprivileged Thread mode, use PSP
- MSR CONTROL,R0
- BX LR
-PrivilegedE
- MOVS R0,#0x02 ; Privileged 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 R3,=__cpp(rt_alloc_box)
- MOV R12,R3
- MRS R3,IPSR
- LSLS R3,#24
- BNE PrivilegedA
- MRS R3,CONTROL
- LSLS R3,#31
- BEQ PrivilegedA
- SVC 0
- BX LR
-PrivilegedA
- BX R12
-
- ALIGN
-}
-
-
-/*--------------------------- _free_box -------------------------------------*/
-
-__asm int _free_box (void *box_mem, void *box) {
- /* Function wrapper for Unprivileged/Privileged mode. */
- LDR R3,=__cpp(rt_free_box)
- MOV R12,R3
- MRS R3,IPSR
- LSLS R3,#24
- BNE PrivilegedF
- MRS R3,CONTROL
- LSLS R3,#31
- BEQ PrivilegedF
- SVC 0
- BX LR
-PrivilegedF
- BX R12
-
- ALIGN
-}
-
-
-/*-------------------------- SVC_Handler ------------------------------------*/
-
-__asm void SVC_Handler (void) {
- PRESERVE8
-
- IMPORT SVC_Count
- IMPORT SVC_Table
- IMPORT rt_stk_check
-
- MRS R0,PSP ; Read PSP
- LDR R1,[R0,#24] ; Read Saved PC from Stack
- SUBS R1,R1,#2 ; Point to SVC Instruction
- LDRB R1,[R1] ; Load SVC Number
- CMP R1,#0
- BNE SVC_User ; User SVC Number > 0
-
- MOV LR,R4
- LDMIA R0,{R0-R3,R4} ; Read R0-R3,R12 from stack
- MOV R12,R4
- MOV R4,LR
- BLX R12 ; Call SVC Function
-
- MRS R3,PSP ; Read PSP
- STMIA R3!,{R0-R2} ; Store return values
-
- LDR R3,=__cpp(&os_tsk)
- LDMIA R3!,{R1,R2} ; os_tsk.run, os_tsk.new
- CMP R1,R2
- BEQ SVC_Exit ; no task switch
-
- SUBS R3,#8
- CMP R1,#0 ; Runtask deleted?
- BEQ SVC_Next
-
- MRS R0,PSP ; Read PSP
- SUBS R0,R0,#32 ; Adjust Start Address
- STR R0,[R1,#TCB_TSTACK] ; Update os_tsk.run->tsk_stack
- STMIA R0!,{R4-R7} ; Save old context (R4-R7)
- MOV R4,R8
- MOV R5,R9
- MOV R6,R10
- MOV R7,R11
- STMIA R0!,{R4-R7} ; Save old context (R8-R11)
-
- 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 R0,[R2,#TCB_TSTACK] ; os_tsk.new->tsk_stack
- ADDS R0,R0,#16 ; Adjust Start Address
- LDMIA R0!,{R4-R7} ; Restore new Context (R8-R11)
- MOV R8,R4
- MOV R9,R5
- MOV R10,R6
- MOV R11,R7
- MSR PSP,R0 ; Write PSP
- SUBS R0,R0,#32 ; Adjust Start Address
- LDMIA R0!,{R4-R7} ; Restore new Context (R4-R7)
-
-SVC_Exit
- MOVS R0,#:NOT:0xFFFFFFFD ; Set EXC_RETURN value
- MVNS R0,R0
- BX R0 ; RETI to Thread Mode, use PSP
-
- /*------------------- 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
- LSLS R1,R1,#2
- LDR R4,[R4,R1] ; Load SVC Function Address
- MOV LR,R4
-
- LDMIA R0,{R0-R3,R4} ; Read R0-R3,R12 from stack
- MOV R12,R4
- BLX LR ; Call SVC Function
-
- MRS R4,PSP ; Read PSP
- STMIA R4!,{R0-R3} ; Function return values
-SVC_Done
- POP {R4,PC} ; RETI
-
- ALIGN
-}
-
-
-/*-------------------------- PendSV_Handler ---------------------------------*/
-
-__asm void PendSV_Handler (void) {
- PRESERVE8
-
- BL __cpp(rt_pop_req)
-
-Sys_Switch
- LDR R3,=__cpp(&os_tsk)
- LDMIA R3!,{R1,R2} ; os_tsk.run, os_tsk.new
- CMP R1,R2
- BEQ Sys_Exit ; no task switch
-
- SUBS R3,#8
-
- MRS R0,PSP ; Read PSP
- SUBS R0,R0,#32 ; Adjust Start Address
- STR R0,[R1,#TCB_TSTACK] ; Update os_tsk.run->tsk_stack
- STMIA R0!,{R4-R7} ; Save old context (R4-R7)
- MOV R4,R8
- MOV R5,R9
- MOV R6,R10
- MOV R7,R11
- STMIA R0!,{R4-R7} ; Save old context (R8-R11)
-
- PUSH {R2,R3}
- BL rt_stk_check ; Check for Stack overflow
- POP {R2,R3}
-
- STR R2,[R3] ; os_tsk.run = os_tsk.new
-
- LDR R0,[R2,#TCB_TSTACK] ; os_tsk.new->tsk_stack
- ADDS R0,R0,#16 ; Adjust Start Address
- LDMIA R0!,{R4-R7} ; Restore new Context (R8-R11)
- MOV R8,R4
- MOV R9,R5
- MOV R10,R6
- MOV R11,R7
- MSR PSP,R0 ; Write PSP
- SUBS R0,R0,#32 ; Adjust Start Address
- LDMIA R0!,{R4-R7} ; Restore new Context (R4-R7)
-
-Sys_Exit
- MOVS R0,#:NOT:0xFFFFFFFD ; Set EXC_RETURN value
- MVNS R0,R0
- BX R0 ; RETI to Thread Mode, use PSP
-
- ALIGN
-}
-
-
-/*-------------------------- SysTick_Handler --------------------------------*/
-
-__asm void SysTick_Handler (void) {
- PRESERVE8
-
- BL __cpp(rt_systick)
- B Sys_Switch
-
- ALIGN
-}
-
-
-/*-------------------------- OS_Tick_Handler --------------------------------*/
-
-__asm void OS_Tick_Handler (void) {
- PRESERVE8
-
- BL __cpp(os_tick_irqack)
- BL __cpp(rt_systick)
- B Sys_Switch
-
- ALIGN
-}
-
-
-/*----------------------------------------------------------------------------
- * end of file
- *---------------------------------------------------------------------------*/
-
--- a/rtx/KL25Z/ARM/SVC_Table.s Thu May 30 17:08:58 2013 +0100 +++ /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.: V4.60 -; *---------------------------------------------------------------------------- -; * -; * Copyright (c) 1999-2009 KEIL, 2009-2012 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/LPC11U24/GCC_ARM/HAL_CM0.s Thu May 30 17:08:58 2013 +0100
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,370 +0,0 @@
-/*----------------------------------------------------------------------------
- * RL-ARM - RTX
- *----------------------------------------------------------------------------
- * Name: HAL_CM0.S
- * Purpose: Hardware Abstraction Layer for Cortex-M0
- * Rev.: V4.60
- *----------------------------------------------------------------------------
- *
- * Copyright (c) 1999-2009 KEIL, 2009-2012 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_CM0.S"
- .syntax unified
-
- .equ TCB_TSTACK, 36
-
-
-/*----------------------------------------------------------------------------
- * 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
- BNE PrivilegedE
- MOVS R0,#0x03 /* Unprivileged Thread mode, use PSP */
- MSR CONTROL,R0
- BX LR
-PrivilegedE:
- MOVS R0,#0x02 /* Privileged 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 R3,=rt_alloc_box
- MOV R12,R3
- MRS R3,IPSR
- LSLS R3,#24
- BNE PrivilegedA
- MRS R3,CONTROL
- LSLS R3,#31
- BEQ PrivilegedA
- SVC 0
- BX LR
-PrivilegedA:
- BX R12
-
- .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 R3,=rt_free_box
- MOV R12,R3
- MRS R3,IPSR
- LSLS R3,#24
- BNE PrivilegedF
- MRS R3,CONTROL
- LSLS R3,#31
- BEQ PrivilegedF
- SVC 0
- BX LR
-PrivilegedF:
- BX R12
-
- .fnend
- .size _free_box, .-_free_box
-
-
-/*-------------------------- SVC_Handler ------------------------------------*/
-
-# void SVC_Handler (void);
-
- .thumb_func
- .type SVC_Handler, %function
- .global SVC_Handler
-SVC_Handler:
- .fnstart
- .cantunwind
-
- MRS R0,PSP /* Read PSP */
- LDR R1,[R0,#24] /* Read Saved PC from Stack */
- SUBS R1,R1,#2 /* Point to SVC Instruction */
- LDRB R1,[R1] /* Load SVC Number */
- CMP R1,#0
- BNE SVC_User /* User SVC Number > 0 */
-
- MOV LR,R4
- LDMIA R0,{R0-R3,R4} /* Read R0-R3,R12 from stack */
- MOV R12,R4
- MOV R4,LR
- BLX R12 /* Call SVC Function */
-
- MRS R3,PSP /* Read PSP */
- STMIA R3!,{R0-R2} /* Store return values */
-
- LDR R3,=os_tsk
- LDMIA R3!,{R1,R2} /* os_tsk.run, os_tsk.new */
- CMP R1,R2
- BEQ SVC_Exit /* no task switch */
-
- SUBS R3,#8
- CMP R1,#0 /* Runtask deleted? */
- BEQ SVC_Next
-
- MRS R0,PSP /* Read PSP */
- SUBS R0,R0,#32 /* Adjust Start Address */
- STR R0,[R1,#TCB_TSTACK] /* Update os_tsk.run->tsk_stack */
- STMIA R0!,{R4-R7} /* Save old context (R4-R7) */
- MOV R4,R8
- MOV R5,R9
- MOV R6,R10
- MOV R7,R11
- STMIA R0!,{R4-R7} /* Save old context (R8-R11) */
-
- 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 R0,[R2,#TCB_TSTACK] /* os_tsk.new->tsk_stack */
- ADDS R0,R0,#16 /* Adjust Start Address */
- LDMIA R0!,{R4-R7} /* Restore new Context (R8-R11) */
- MOV R8,R4
- MOV R9,R5
- MOV R10,R6
- MOV R11,R7
- MSR PSP,R0 /* Write PSP */
- SUBS R0,R0,#32 /* Adjust Start Address */
- LDMIA R0!,{R4-R7} /* Restore new Context (R4-R7) */
-
-SVC_Exit:
- MOVS R0,#~0xFFFFFFFD /* Set EXC_RETURN value */
- MVNS R0,R0
- BX R0 /* RETI to Thread Mode, use PSP */
-
- /*------------------- 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
- LSLS R1,R1,#2
- LDR R4,[R4,R1] /* Load SVC Function Address */
- MOV LR,R4
-
- LDMIA R0,{R0-R3,R4} /* Read R0-R3,R12 from stack */
- MOV R12,R4
- BLX LR /* Call SVC Function */
-
- MRS R4,PSP /* Read PSP */
- STMIA R4!,{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:
- .fnstart
- .cantunwind
-
- BL rt_pop_req
-
-Sys_Switch:
- LDR R3,=os_tsk
- LDMIA R3!,{R1,R2} /* os_tsk.run, os_tsk.new */
- CMP R1,R2
- BEQ Sys_Exit /* no task switch */
-
- SUBS R3,#8
-
- MRS R0,PSP /* Read PSP */
- SUBS R0,R0,#32 /* Adjust Start Address */
- STR R0,[R1,#TCB_TSTACK] /* Update os_tsk.run->tsk_stack */
- STMIA R0!,{R4-R7} /* Save old context (R4-R7) */
- MOV R4,R8
- MOV R5,R9
- MOV R6,R10
- MOV R7,R11
- STMIA R0!,{R4-R7} /* Save old context (R8-R11) */
-
- PUSH {R2,R3}
- BL rt_stk_check /* Check for Stack overflow */
- POP {R2,R3}
-
- STR R2,[R3] /* os_tsk.run = os_tsk.new */
-
- LDR R0,[R2,#TCB_TSTACK] /* os_tsk.new->tsk_stack */
- ADDS R0,R0,#16 /* Adjust Start Address */
- LDMIA R0!,{R4-R7} /* Restore new Context (R8-R11) */
- MOV R8,R4
- MOV R9,R5
- MOV R10,R6
- MOV R11,R7
- MSR PSP,R0 /* Write PSP */
- SUBS R0,R0,#32 /* Adjust Start Address */
- LDMIA R0!,{R4-R7} /* Restore new Context (R4-R7) */
-
-Sys_Exit:
- MOVS R0,#~0xFFFFFFFD /* Set EXC_RETURN value */
- MVNS R0,R0
- BX R0 /* RETI to Thread Mode, use PSP */
-
- .fnend
- .size PendSV_Handler, .-PendSV_Handler
-
-
-/*-------------------------- SysTick_Handler --------------------------------*/
-
-# void SysTick_Handler (void);
-
- .thumb_func
- .type SysTick_Handler, %function
- .global SysTick_Handler
-SysTick_Handler:
- .fnstart
- .cantunwind
-
- 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
-
- BL os_tick_irqack
- BL rt_systick
- B Sys_Switch
-
- .fnend
- .size OS_Tick_Handler, .-OS_Tick_Handler
-
-
- .end
-
-/*----------------------------------------------------------------------------
- * end of file
- *---------------------------------------------------------------------------*/
--- a/rtx/LPC11U24/GCC_ARM/SVC_Table.s Thu May 30 17:08:58 2013 +0100 +++ /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.: V4.60 -; *---------------------------------------------------------------------------- -; * -; * Copyright (c) 1999-2009 KEIL, 2009-2012 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/LPC11U24/uARM/HAL_CM0.c Thu May 30 17:08:58 2013 +0100
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,301 +0,0 @@
-/*----------------------------------------------------------------------------
- * RL-ARM - RTX
- *----------------------------------------------------------------------------
- * Name: HAL_CM0.C
- * Purpose: Hardware Abstraction Layer for Cortex-M0
- * Rev.: V4.60
- *----------------------------------------------------------------------------
- *
- * Copyright (c) 1999-2009 KEIL, 2009-2012 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
- BNE PrivilegedE
- MOVS R0,#0x03 ; Unprivileged Thread mode, use PSP
- MSR CONTROL,R0
- BX LR
-PrivilegedE
- MOVS R0,#0x02 ; Privileged 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 R3,=__cpp(rt_alloc_box)
- MOV R12,R3
- MRS R3,IPSR
- LSLS R3,#24
- BNE PrivilegedA
- MRS R3,CONTROL
- LSLS R3,#31
- BEQ PrivilegedA
- SVC 0
- BX LR
-PrivilegedA
- BX R12
-
- ALIGN
-}
-
-
-/*--------------------------- _free_box -------------------------------------*/
-
-__asm int _free_box (void *box_mem, void *box) {
- /* Function wrapper for Unprivileged/Privileged mode. */
- LDR R3,=__cpp(rt_free_box)
- MOV R12,R3
- MRS R3,IPSR
- LSLS R3,#24
- BNE PrivilegedF
- MRS R3,CONTROL
- LSLS R3,#31
- BEQ PrivilegedF
- SVC 0
- BX LR
-PrivilegedF
- BX R12
-
- ALIGN
-}
-
-
-/*-------------------------- SVC_Handler ------------------------------------*/
-
-__asm void SVC_Handler (void) {
- PRESERVE8
-
- IMPORT SVC_Count
- IMPORT SVC_Table
- IMPORT rt_stk_check
-
- MRS R0,PSP ; Read PSP
- LDR R1,[R0,#24] ; Read Saved PC from Stack
- SUBS R1,R1,#2 ; Point to SVC Instruction
- LDRB R1,[R1] ; Load SVC Number
- CMP R1,#0
- BNE SVC_User ; User SVC Number > 0
-
- MOV LR,R4
- LDMIA R0,{R0-R3,R4} ; Read R0-R3,R12 from stack
- MOV R12,R4
- MOV R4,LR
- BLX R12 ; Call SVC Function
-
- MRS R3,PSP ; Read PSP
- STMIA R3!,{R0-R2} ; Store return values
-
- LDR R3,=__cpp(&os_tsk)
- LDMIA R3!,{R1,R2} ; os_tsk.run, os_tsk.new
- CMP R1,R2
- BEQ SVC_Exit ; no task switch
-
- SUBS R3,#8
- CMP R1,#0 ; Runtask deleted?
- BEQ SVC_Next
-
- MRS R0,PSP ; Read PSP
- SUBS R0,R0,#32 ; Adjust Start Address
- STR R0,[R1,#TCB_TSTACK] ; Update os_tsk.run->tsk_stack
- STMIA R0!,{R4-R7} ; Save old context (R4-R7)
- MOV R4,R8
- MOV R5,R9
- MOV R6,R10
- MOV R7,R11
- STMIA R0!,{R4-R7} ; Save old context (R8-R11)
-
- 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 R0,[R2,#TCB_TSTACK] ; os_tsk.new->tsk_stack
- ADDS R0,R0,#16 ; Adjust Start Address
- LDMIA R0!,{R4-R7} ; Restore new Context (R8-R11)
- MOV R8,R4
- MOV R9,R5
- MOV R10,R6
- MOV R11,R7
- MSR PSP,R0 ; Write PSP
- SUBS R0,R0,#32 ; Adjust Start Address
- LDMIA R0!,{R4-R7} ; Restore new Context (R4-R7)
-
-SVC_Exit
- MOVS R0,#:NOT:0xFFFFFFFD ; Set EXC_RETURN value
- MVNS R0,R0
- BX R0 ; RETI to Thread Mode, use PSP
-
- /*------------------- 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
- LSLS R1,R1,#2
- LDR R4,[R4,R1] ; Load SVC Function Address
- MOV LR,R4
-
- LDMIA R0,{R0-R3,R4} ; Read R0-R3,R12 from stack
- MOV R12,R4
- BLX LR ; Call SVC Function
-
- MRS R4,PSP ; Read PSP
- STMIA R4!,{R0-R3} ; Function return values
-SVC_Done
- POP {R4,PC} ; RETI
-
- ALIGN
-}
-
-
-/*-------------------------- PendSV_Handler ---------------------------------*/
-
-__asm void PendSV_Handler (void) {
- PRESERVE8
-
- BL __cpp(rt_pop_req)
-
-Sys_Switch
- LDR R3,=__cpp(&os_tsk)
- LDMIA R3!,{R1,R2} ; os_tsk.run, os_tsk.new
- CMP R1,R2
- BEQ Sys_Exit ; no task switch
-
- SUBS R3,#8
-
- MRS R0,PSP ; Read PSP
- SUBS R0,R0,#32 ; Adjust Start Address
- STR R0,[R1,#TCB_TSTACK] ; Update os_tsk.run->tsk_stack
- STMIA R0!,{R4-R7} ; Save old context (R4-R7)
- MOV R4,R8
- MOV R5,R9
- MOV R6,R10
- MOV R7,R11
- STMIA R0!,{R4-R7} ; Save old context (R8-R11)
-
- PUSH {R2,R3}
- BL rt_stk_check ; Check for Stack overflow
- POP {R2,R3}
-
- STR R2,[R3] ; os_tsk.run = os_tsk.new
-
- LDR R0,[R2,#TCB_TSTACK] ; os_tsk.new->tsk_stack
- ADDS R0,R0,#16 ; Adjust Start Address
- LDMIA R0!,{R4-R7} ; Restore new Context (R8-R11)
- MOV R8,R4
- MOV R9,R5
- MOV R10,R6
- MOV R11,R7
- MSR PSP,R0 ; Write PSP
- SUBS R0,R0,#32 ; Adjust Start Address
- LDMIA R0!,{R4-R7} ; Restore new Context (R4-R7)
-
-Sys_Exit
- MOVS R0,#:NOT:0xFFFFFFFD ; Set EXC_RETURN value
- MVNS R0,R0
- BX R0 ; RETI to Thread Mode, use PSP
-
- ALIGN
-}
-
-
-/*-------------------------- SysTick_Handler --------------------------------*/
-
-__asm void SysTick_Handler (void) {
- PRESERVE8
-
- BL __cpp(rt_systick)
- B Sys_Switch
-
- ALIGN
-}
-
-
-/*-------------------------- OS_Tick_Handler --------------------------------*/
-
-__asm void OS_Tick_Handler (void) {
- PRESERVE8
-
- BL __cpp(os_tick_irqack)
- BL __cpp(rt_systick)
- B Sys_Switch
-
- ALIGN
-}
-
-
-/*----------------------------------------------------------------------------
- * end of file
- *---------------------------------------------------------------------------*/
-
--- a/rtx/LPC11U24/uARM/SVC_Table.s Thu May 30 17:08:58 2013 +0100 +++ /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.: V4.60 -; *---------------------------------------------------------------------------- -; * -; * Copyright (c) 1999-2009 KEIL, 2009-2012 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/LPC1768/ARM/HAL_CM3.c Thu May 30 17:08:58 2013 +0100
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,249 +0,0 @@
-/*----------------------------------------------------------------------------
- * RL-ARM - RTX
- *----------------------------------------------------------------------------
- * Name: HAL_CM3.C
- * Purpose: Hardware Abstraction Layer for Cortex-M3
- * Rev.: V4.60
- *----------------------------------------------------------------------------
- *
- * Copyright (c) 1999-2009 KEIL, 2009-2012 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
-
- 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
- BLX R12 ; Call SVC Function
-
- 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
- BEQ SVC_Exit ; no task switch
-
- CBZ R1,SVC_Next ; Runtask deleted?
- 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
- MSR PSP,R12 ; Write PSP
-
-SVC_Exit
- MVN LR,#:NOT:0xFFFFFFFD ; set EXC_RETURN value
- BX LR
-
- /*------------------- 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
-
- BL __cpp(rt_pop_req)
-
-Sys_Switch
- LDR R3,=__cpp(&os_tsk)
- LDM R3,{R1,R2} ; os_tsk.run, os_tsk.new
- CMP R1,R2
- BEQ Sys_Exit
-
- MRS R12,PSP ; Read PSP
- 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
- MSR PSP,R12 ; Write PSP
-
-Sys_Exit
- MVN LR,#:NOT:0xFFFFFFFD ; set EXC_RETURN value
- BX LR ; Return to Thread Mode
-
- ALIGN
-}
-
-
-/*-------------------------- SysTick_Handler --------------------------------*/
-
-__asm void SysTick_Handler (void) {
- PRESERVE8
-
- BL __cpp(rt_systick)
- B Sys_Switch
-
- ALIGN
-}
-
-
-/*-------------------------- OS_Tick_Handler --------------------------------*/
-
-__asm void OS_Tick_Handler (void) {
- PRESERVE8
-
- BL __cpp(os_tick_irqack)
- BL __cpp(rt_systick)
- B Sys_Switch
-
- ALIGN
-}
-
-
-/*----------------------------------------------------------------------------
- * end of file
- *---------------------------------------------------------------------------*/
-
--- a/rtx/LPC1768/ARM/SVC_Table.s Thu May 30 17:08:58 2013 +0100 +++ /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.: V4.60 -; *---------------------------------------------------------------------------- -; * -; * Copyright (c) 1999-2009 KEIL, 2009-2012 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/LPC1768/GCC_ARM/HAL_CM3.s Thu May 30 17:08:58 2013 +0100
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,323 +0,0 @@
-/*----------------------------------------------------------------------------
- * RL-ARM - RTX
- *----------------------------------------------------------------------------
- * Name: HAL_CM3.S
- * Purpose: Hardware Abstraction Layer for Cortex-M3
- * Rev.: V4.60
- *----------------------------------------------------------------------------
- *
- * Copyright (c) 1999-2009 KEIL, 2009-2012 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_CM3.S"
- .syntax unified
-
- .equ TCB_TSTACK, 36
-
-
-/*----------------------------------------------------------------------------
- * 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:
- .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 */
- BLX R12 /* Call SVC Function */
-
- 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
- BEQ SVC_Exit /* no task switch */
-
- CBZ R1,SVC_Next /* Runtask deleted? */
- 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 */
- MSR PSP,R12 /* Write PSP */
-
-SVC_Exit:
- MVN LR,#~0xFFFFFFFD /* set EXC_RETURN value */
- BX LR
-
- /*------------------- 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:
- .fnstart
- .cantunwind
-
- BL rt_pop_req
-
-Sys_Switch:
- LDR R3,=os_tsk
- LDM R3,{R1,R2} /* os_tsk.run, os_tsk.new */
- CMP R1,R2
- BEQ Sys_Exit
-
- MRS R12,PSP /* Read PSP */
- 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 */
- MSR PSP,R12 /* Write PSP */
-
-Sys_Exit:
- MVN LR,#~0xFFFFFFFD /* set EXC_RETURN value */
- BX LR /* Return to Thread Mode */
-
- .fnend
- .size PendSV_Handler, .-PendSV_Handler
-
-
-/*-------------------------- SysTick_Handler --------------------------------*/
-
-# void SysTick_Handler (void);
-
- .thumb_func
- .type SysTick_Handler, %function
- .global SysTick_Handler
-SysTick_Handler:
- .fnstart
- .cantunwind
-
- 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
-
- BL os_tick_irqack
- BL rt_systick
- B Sys_Switch
-
- .fnend
- .size OS_Tick_Handler, .-OS_Tick_Handler
-
-
- .end
-
-/*----------------------------------------------------------------------------
- * end of file
- *---------------------------------------------------------------------------*/
--- a/rtx/LPC1768/GCC_ARM/SVC_Table.s Thu May 30 17:08:58 2013 +0100 +++ /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.: V4.60 -; *---------------------------------------------------------------------------- -; * -; * Copyright (c) 1999-2009 KEIL, 2009-2012 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/LPC4088/ARM/HAL_CM4.c Thu May 30 17:08:58 2013 +0100
+++ /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/LPC4088/ARM/SVC_Table.s Thu May 30 17:08:58 2013 +0100 +++ /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/LPC4088/GCC_CR/HAL_CM4.s Thu May 30 17:08:58 2013 +0100
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,389 +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, 36
-
-
-/*----------------------------------------------------------------------------
- * 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? */
- 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 */
-
- .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? */
- 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
-
- .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/LPC4088/GCC_CR/SVC_Table.s Thu May 30 17:08:58 2013 +0100 +++ /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/RTX_CM_lib.h Thu May 30 17:08:58 2013 +0100 +++ b/rtx/RTX_CM_lib.h Mon Aug 05 14:12:52 2013 +0300 @@ -205,12 +205,18 @@ #elif TARGET_LPC11U24 #define INITIAL_SP (0x10001000UL) +#elif TARGET_LPC1114 +#define INITIAL_SP (0x10001000UL) + #elif TARGET_KL25Z #define INITIAL_SP (0x20003000UL) #elif TARGET_LPC4088 #define INITIAL_SP (0x10010000UL) +#elif TARGET_LPC1347 +#define INITIAL_SP (0x10002000UL) + #endif #ifdef __CC_ARM
--- a/rtx/RTX_Conf_CM.c Thu May 30 17:08:58 2013 +0100 +++ b/rtx/RTX_Conf_CM.c Mon Aug 05 14:12:52 2013 +0300 @@ -49,18 +49,18 @@ // counting "main", but not counting "osTimerThread" // <i> Default: 6 #ifndef OS_TASKCNT -# if defined(TARGET_LPC1768) || defined(TARGET_LPC2368) || defined(TARGET_LPC4088) +# if defined(TARGET_LPC1768) || defined(TARGET_LPC2368) || defined(TARGET_LPC4088) || defined(TARGET_LPC1347) # define OS_TASKCNT 14 -# elif defined(TARGET_LPC11U24) || defined(TARGET_KL25Z) +# elif defined(TARGET_LPC11U24) || (TARGET_LPC1114) || defined(TARGET_KL25Z) # define OS_TASKCNT 6 # endif #endif // <o>Scheduler (+ interrupts) stack size [bytes] <64-4096:8><#/4> #ifndef OS_SCHEDULERSTKSIZE -# if defined(TARGET_LPC1768) || defined(TARGET_LPC2368) || defined(TARGET_LPC4088) +# if defined(TARGET_LPC1768) || defined(TARGET_LPC2368) || defined(TARGET_LPC4088) || defined(TARGET_LPC1347) # define OS_SCHEDULERSTKSIZE 256 -# elif defined(TARGET_LPC11U24) || defined(TARGET_KL25Z) +# elif defined(TARGET_LPC11U24) || (TARGET_LPC1114) || defined(TARGET_KL25Z) # define OS_SCHEDULERSTKSIZE 128 # endif #endif @@ -104,7 +104,10 @@ # if defined(TARGET_LPC1768) || defined(TARGET_LPC2368) # define OS_CLOCK 96000000 -# elif defined(TARGET_LPC11U24) || defined(TARGET_KL25Z) +# elif defined(TARGET_LPC1347) +# define OS_CLOCK 72000000 + +# elif defined(TARGET_LPC11U24) || (TARGET_LPC1114) || defined(TARGET_KL25Z) # define OS_CLOCK 48000000 # # elif defined(TARGET_LPC4088)
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/rtx/TARGET_M0/TOOLCHAIN_ARM/HAL_CM0.c Mon Aug 05 14:12:52 2013 +0300
@@ -0,0 +1,301 @@
+/*----------------------------------------------------------------------------
+ * RL-ARM - RTX
+ *----------------------------------------------------------------------------
+ * Name: HAL_CM0.C
+ * Purpose: Hardware Abstraction Layer for Cortex-M0
+ * Rev.: V4.60
+ *----------------------------------------------------------------------------
+ *
+ * Copyright (c) 1999-2009 KEIL, 2009-2012 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
+ BNE PrivilegedE
+ MOVS R0,#0x03 ; Unprivileged Thread mode, use PSP
+ MSR CONTROL,R0
+ BX LR
+PrivilegedE
+ MOVS R0,#0x02 ; Privileged 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 R3,=__cpp(rt_alloc_box)
+ MOV R12,R3
+ MRS R3,IPSR
+ LSLS R3,#24
+ BNE PrivilegedA
+ MRS R3,CONTROL
+ LSLS R3,#31
+ BEQ PrivilegedA
+ SVC 0
+ BX LR
+PrivilegedA
+ BX R12
+
+ ALIGN
+}
+
+
+/*--------------------------- _free_box -------------------------------------*/
+
+__asm int _free_box (void *box_mem, void *box) {
+ /* Function wrapper for Unprivileged/Privileged mode. */
+ LDR R3,=__cpp(rt_free_box)
+ MOV R12,R3
+ MRS R3,IPSR
+ LSLS R3,#24
+ BNE PrivilegedF
+ MRS R3,CONTROL
+ LSLS R3,#31
+ BEQ PrivilegedF
+ SVC 0
+ BX LR
+PrivilegedF
+ BX R12
+
+ ALIGN
+}
+
+
+/*-------------------------- SVC_Handler ------------------------------------*/
+
+__asm void SVC_Handler (void) {
+ PRESERVE8
+
+ IMPORT SVC_Count
+ IMPORT SVC_Table
+ IMPORT rt_stk_check
+
+ MRS R0,PSP ; Read PSP
+ LDR R1,[R0,#24] ; Read Saved PC from Stack
+ SUBS R1,R1,#2 ; Point to SVC Instruction
+ LDRB R1,[R1] ; Load SVC Number
+ CMP R1,#0
+ BNE SVC_User ; User SVC Number > 0
+
+ MOV LR,R4
+ LDMIA R0,{R0-R3,R4} ; Read R0-R3,R12 from stack
+ MOV R12,R4
+ MOV R4,LR
+ BLX R12 ; Call SVC Function
+
+ MRS R3,PSP ; Read PSP
+ STMIA R3!,{R0-R2} ; Store return values
+
+ LDR R3,=__cpp(&os_tsk)
+ LDMIA R3!,{R1,R2} ; os_tsk.run, os_tsk.new
+ CMP R1,R2
+ BEQ SVC_Exit ; no task switch
+
+ SUBS R3,#8
+ CMP R1,#0 ; Runtask deleted?
+ BEQ SVC_Next
+
+ MRS R0,PSP ; Read PSP
+ SUBS R0,R0,#32 ; Adjust Start Address
+ STR R0,[R1,#TCB_TSTACK] ; Update os_tsk.run->tsk_stack
+ STMIA R0!,{R4-R7} ; Save old context (R4-R7)
+ MOV R4,R8
+ MOV R5,R9
+ MOV R6,R10
+ MOV R7,R11
+ STMIA R0!,{R4-R7} ; Save old context (R8-R11)
+
+ 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 R0,[R2,#TCB_TSTACK] ; os_tsk.new->tsk_stack
+ ADDS R0,R0,#16 ; Adjust Start Address
+ LDMIA R0!,{R4-R7} ; Restore new Context (R8-R11)
+ MOV R8,R4
+ MOV R9,R5
+ MOV R10,R6
+ MOV R11,R7
+ MSR PSP,R0 ; Write PSP
+ SUBS R0,R0,#32 ; Adjust Start Address
+ LDMIA R0!,{R4-R7} ; Restore new Context (R4-R7)
+
+SVC_Exit
+ MOVS R0,#:NOT:0xFFFFFFFD ; Set EXC_RETURN value
+ MVNS R0,R0
+ BX R0 ; RETI to Thread Mode, use PSP
+
+ /*------------------- 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
+ LSLS R1,R1,#2
+ LDR R4,[R4,R1] ; Load SVC Function Address
+ MOV LR,R4
+
+ LDMIA R0,{R0-R3,R4} ; Read R0-R3,R12 from stack
+ MOV R12,R4
+ BLX LR ; Call SVC Function
+
+ MRS R4,PSP ; Read PSP
+ STMIA R4!,{R0-R3} ; Function return values
+SVC_Done
+ POP {R4,PC} ; RETI
+
+ ALIGN
+}
+
+
+/*-------------------------- PendSV_Handler ---------------------------------*/
+
+__asm void PendSV_Handler (void) {
+ PRESERVE8
+
+ BL __cpp(rt_pop_req)
+
+Sys_Switch
+ LDR R3,=__cpp(&os_tsk)
+ LDMIA R3!,{R1,R2} ; os_tsk.run, os_tsk.new
+ CMP R1,R2
+ BEQ Sys_Exit ; no task switch
+
+ SUBS R3,#8
+
+ MRS R0,PSP ; Read PSP
+ SUBS R0,R0,#32 ; Adjust Start Address
+ STR R0,[R1,#TCB_TSTACK] ; Update os_tsk.run->tsk_stack
+ STMIA R0!,{R4-R7} ; Save old context (R4-R7)
+ MOV R4,R8
+ MOV R5,R9
+ MOV R6,R10
+ MOV R7,R11
+ STMIA R0!,{R4-R7} ; Save old context (R8-R11)
+
+ PUSH {R2,R3}
+ BL rt_stk_check ; Check for Stack overflow
+ POP {R2,R3}
+
+ STR R2,[R3] ; os_tsk.run = os_tsk.new
+
+ LDR R0,[R2,#TCB_TSTACK] ; os_tsk.new->tsk_stack
+ ADDS R0,R0,#16 ; Adjust Start Address
+ LDMIA R0!,{R4-R7} ; Restore new Context (R8-R11)
+ MOV R8,R4
+ MOV R9,R5
+ MOV R10,R6
+ MOV R11,R7
+ MSR PSP,R0 ; Write PSP
+ SUBS R0,R0,#32 ; Adjust Start Address
+ LDMIA R0!,{R4-R7} ; Restore new Context (R4-R7)
+
+Sys_Exit
+ MOVS R0,#:NOT:0xFFFFFFFD ; Set EXC_RETURN value
+ MVNS R0,R0
+ BX R0 ; RETI to Thread Mode, use PSP
+
+ ALIGN
+}
+
+
+/*-------------------------- SysTick_Handler --------------------------------*/
+
+__asm void SysTick_Handler (void) {
+ PRESERVE8
+
+ BL __cpp(rt_systick)
+ B Sys_Switch
+
+ ALIGN
+}
+
+
+/*-------------------------- OS_Tick_Handler --------------------------------*/
+
+__asm void OS_Tick_Handler (void) {
+ PRESERVE8
+
+ 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_M0/TOOLCHAIN_ARM/SVC_Table.s Mon Aug 05 14:12:52 2013 +0300 @@ -0,0 +1,57 @@ +;/*---------------------------------------------------------------------------- +; * RL-ARM - RTX +; *---------------------------------------------------------------------------- +; * Name: SVC_TABLE.S +; * Purpose: Pre-defined SVC Table for Cortex-M +; * Rev.: V4.60 +; *---------------------------------------------------------------------------- +; * +; * Copyright (c) 1999-2009 KEIL, 2009-2012 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_M0/TOOLCHAIN_GCC/HAL_CM0.s Mon Aug 05 14:12:52 2013 +0300
@@ -0,0 +1,370 @@
+/*----------------------------------------------------------------------------
+ * RL-ARM - RTX
+ *----------------------------------------------------------------------------
+ * Name: HAL_CM0.S
+ * Purpose: Hardware Abstraction Layer for Cortex-M0
+ * Rev.: V4.60
+ *----------------------------------------------------------------------------
+ *
+ * Copyright (c) 1999-2009 KEIL, 2009-2012 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_CM0.S"
+ .syntax unified
+
+ .equ TCB_TSTACK, 36
+
+
+/*----------------------------------------------------------------------------
+ * 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
+ BNE PrivilegedE
+ MOVS R0,#0x03 /* Unprivileged Thread mode, use PSP */
+ MSR CONTROL,R0
+ BX LR
+PrivilegedE:
+ MOVS R0,#0x02 /* Privileged 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 R3,=rt_alloc_box
+ MOV R12,R3
+ MRS R3,IPSR
+ LSLS R3,#24
+ BNE PrivilegedA
+ MRS R3,CONTROL
+ LSLS R3,#31
+ BEQ PrivilegedA
+ SVC 0
+ BX LR
+PrivilegedA:
+ BX R12
+
+ .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 R3,=rt_free_box
+ MOV R12,R3
+ MRS R3,IPSR
+ LSLS R3,#24
+ BNE PrivilegedF
+ MRS R3,CONTROL
+ LSLS R3,#31
+ BEQ PrivilegedF
+ SVC 0
+ BX LR
+PrivilegedF:
+ BX R12
+
+ .fnend
+ .size _free_box, .-_free_box
+
+
+/*-------------------------- SVC_Handler ------------------------------------*/
+
+# void SVC_Handler (void);
+
+ .thumb_func
+ .type SVC_Handler, %function
+ .global SVC_Handler
+SVC_Handler:
+ .fnstart
+ .cantunwind
+
+ MRS R0,PSP /* Read PSP */
+ LDR R1,[R0,#24] /* Read Saved PC from Stack */
+ SUBS R1,R1,#2 /* Point to SVC Instruction */
+ LDRB R1,[R1] /* Load SVC Number */
+ CMP R1,#0
+ BNE SVC_User /* User SVC Number > 0 */
+
+ MOV LR,R4
+ LDMIA R0,{R0-R3,R4} /* Read R0-R3,R12 from stack */
+ MOV R12,R4
+ MOV R4,LR
+ BLX R12 /* Call SVC Function */
+
+ MRS R3,PSP /* Read PSP */
+ STMIA R3!,{R0-R2} /* Store return values */
+
+ LDR R3,=os_tsk
+ LDMIA R3!,{R1,R2} /* os_tsk.run, os_tsk.new */
+ CMP R1,R2
+ BEQ SVC_Exit /* no task switch */
+
+ SUBS R3,#8
+ CMP R1,#0 /* Runtask deleted? */
+ BEQ SVC_Next
+
+ MRS R0,PSP /* Read PSP */
+ SUBS R0,R0,#32 /* Adjust Start Address */
+ STR R0,[R1,#TCB_TSTACK] /* Update os_tsk.run->tsk_stack */
+ STMIA R0!,{R4-R7} /* Save old context (R4-R7) */
+ MOV R4,R8
+ MOV R5,R9
+ MOV R6,R10
+ MOV R7,R11
+ STMIA R0!,{R4-R7} /* Save old context (R8-R11) */
+
+ 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 R0,[R2,#TCB_TSTACK] /* os_tsk.new->tsk_stack */
+ ADDS R0,R0,#16 /* Adjust Start Address */
+ LDMIA R0!,{R4-R7} /* Restore new Context (R8-R11) */
+ MOV R8,R4
+ MOV R9,R5
+ MOV R10,R6
+ MOV R11,R7
+ MSR PSP,R0 /* Write PSP */
+ SUBS R0,R0,#32 /* Adjust Start Address */
+ LDMIA R0!,{R4-R7} /* Restore new Context (R4-R7) */
+
+SVC_Exit:
+ MOVS R0,#~0xFFFFFFFD /* Set EXC_RETURN value */
+ MVNS R0,R0
+ BX R0 /* RETI to Thread Mode, use PSP */
+
+ /*------------------- 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
+ LSLS R1,R1,#2
+ LDR R4,[R4,R1] /* Load SVC Function Address */
+ MOV LR,R4
+
+ LDMIA R0,{R0-R3,R4} /* Read R0-R3,R12 from stack */
+ MOV R12,R4
+ BLX LR /* Call SVC Function */
+
+ MRS R4,PSP /* Read PSP */
+ STMIA R4!,{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:
+ .fnstart
+ .cantunwind
+
+ BL rt_pop_req
+
+Sys_Switch:
+ LDR R3,=os_tsk
+ LDMIA R3!,{R1,R2} /* os_tsk.run, os_tsk.new */
+ CMP R1,R2
+ BEQ Sys_Exit /* no task switch */
+
+ SUBS R3,#8
+
+ MRS R0,PSP /* Read PSP */
+ SUBS R0,R0,#32 /* Adjust Start Address */
+ STR R0,[R1,#TCB_TSTACK] /* Update os_tsk.run->tsk_stack */
+ STMIA R0!,{R4-R7} /* Save old context (R4-R7) */
+ MOV R4,R8
+ MOV R5,R9
+ MOV R6,R10
+ MOV R7,R11
+ STMIA R0!,{R4-R7} /* Save old context (R8-R11) */
+
+ PUSH {R2,R3}
+ BL rt_stk_check /* Check for Stack overflow */
+ POP {R2,R3}
+
+ STR R2,[R3] /* os_tsk.run = os_tsk.new */
+
+ LDR R0,[R2,#TCB_TSTACK] /* os_tsk.new->tsk_stack */
+ ADDS R0,R0,#16 /* Adjust Start Address */
+ LDMIA R0!,{R4-R7} /* Restore new Context (R8-R11) */
+ MOV R8,R4
+ MOV R9,R5
+ MOV R10,R6
+ MOV R11,R7
+ MSR PSP,R0 /* Write PSP */
+ SUBS R0,R0,#32 /* Adjust Start Address */
+ LDMIA R0!,{R4-R7} /* Restore new Context (R4-R7) */
+
+Sys_Exit:
+ MOVS R0,#~0xFFFFFFFD /* Set EXC_RETURN value */
+ MVNS R0,R0
+ BX R0 /* RETI to Thread Mode, use PSP */
+
+ .fnend
+ .size PendSV_Handler, .-PendSV_Handler
+
+
+/*-------------------------- SysTick_Handler --------------------------------*/
+
+# void SysTick_Handler (void);
+
+ .thumb_func
+ .type SysTick_Handler, %function
+ .global SysTick_Handler
+SysTick_Handler:
+ .fnstart
+ .cantunwind
+
+ 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
+
+ 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_M0/TOOLCHAIN_GCC/SVC_Table.s Mon Aug 05 14:12:52 2013 +0300 @@ -0,0 +1,56 @@ +;/*---------------------------------------------------------------------------- +; * RL-ARM - RTX +; *---------------------------------------------------------------------------- +; * Name: SVC_TABLE.S +; * Purpose: Pre-defined SVC Table for Cortex-M +; * Rev.: V4.60 +; *---------------------------------------------------------------------------- +; * +; * Copyright (c) 1999-2009 KEIL, 2009-2012 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_M0P/TOOLCHAIN_ARM/HAL_CM0.c Mon Aug 05 14:12:52 2013 +0300
@@ -0,0 +1,301 @@
+/*----------------------------------------------------------------------------
+ * RL-ARM - RTX
+ *----------------------------------------------------------------------------
+ * Name: HAL_CM0.C
+ * Purpose: Hardware Abstraction Layer for Cortex-M0
+ * Rev.: V4.60
+ *----------------------------------------------------------------------------
+ *
+ * Copyright (c) 1999-2009 KEIL, 2009-2012 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
+ BNE PrivilegedE
+ MOVS R0,#0x03 ; Unprivileged Thread mode, use PSP
+ MSR CONTROL,R0
+ BX LR
+PrivilegedE
+ MOVS R0,#0x02 ; Privileged 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 R3,=__cpp(rt_alloc_box)
+ MOV R12,R3
+ MRS R3,IPSR
+ LSLS R3,#24
+ BNE PrivilegedA
+ MRS R3,CONTROL
+ LSLS R3,#31
+ BEQ PrivilegedA
+ SVC 0
+ BX LR
+PrivilegedA
+ BX R12
+
+ ALIGN
+}
+
+
+/*--------------------------- _free_box -------------------------------------*/
+
+__asm int _free_box (void *box_mem, void *box) {
+ /* Function wrapper for Unprivileged/Privileged mode. */
+ LDR R3,=__cpp(rt_free_box)
+ MOV R12,R3
+ MRS R3,IPSR
+ LSLS R3,#24
+ BNE PrivilegedF
+ MRS R3,CONTROL
+ LSLS R3,#31
+ BEQ PrivilegedF
+ SVC 0
+ BX LR
+PrivilegedF
+ BX R12
+
+ ALIGN
+}
+
+
+/*-------------------------- SVC_Handler ------------------------------------*/
+
+__asm void SVC_Handler (void) {
+ PRESERVE8
+
+ IMPORT SVC_Count
+ IMPORT SVC_Table
+ IMPORT rt_stk_check
+
+ MRS R0,PSP ; Read PSP
+ LDR R1,[R0,#24] ; Read Saved PC from Stack
+ SUBS R1,R1,#2 ; Point to SVC Instruction
+ LDRB R1,[R1] ; Load SVC Number
+ CMP R1,#0
+ BNE SVC_User ; User SVC Number > 0
+
+ MOV LR,R4
+ LDMIA R0,{R0-R3,R4} ; Read R0-R3,R12 from stack
+ MOV R12,R4
+ MOV R4,LR
+ BLX R12 ; Call SVC Function
+
+ MRS R3,PSP ; Read PSP
+ STMIA R3!,{R0-R2} ; Store return values
+
+ LDR R3,=__cpp(&os_tsk)
+ LDMIA R3!,{R1,R2} ; os_tsk.run, os_tsk.new
+ CMP R1,R2
+ BEQ SVC_Exit ; no task switch
+
+ SUBS R3,#8
+ CMP R1,#0 ; Runtask deleted?
+ BEQ SVC_Next
+
+ MRS R0,PSP ; Read PSP
+ SUBS R0,R0,#32 ; Adjust Start Address
+ STR R0,[R1,#TCB_TSTACK] ; Update os_tsk.run->tsk_stack
+ STMIA R0!,{R4-R7} ; Save old context (R4-R7)
+ MOV R4,R8
+ MOV R5,R9
+ MOV R6,R10
+ MOV R7,R11
+ STMIA R0!,{R4-R7} ; Save old context (R8-R11)
+
+ 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 R0,[R2,#TCB_TSTACK] ; os_tsk.new->tsk_stack
+ ADDS R0,R0,#16 ; Adjust Start Address
+ LDMIA R0!,{R4-R7} ; Restore new Context (R8-R11)
+ MOV R8,R4
+ MOV R9,R5
+ MOV R10,R6
+ MOV R11,R7
+ MSR PSP,R0 ; Write PSP
+ SUBS R0,R0,#32 ; Adjust Start Address
+ LDMIA R0!,{R4-R7} ; Restore new Context (R4-R7)
+
+SVC_Exit
+ MOVS R0,#:NOT:0xFFFFFFFD ; Set EXC_RETURN value
+ MVNS R0,R0
+ BX R0 ; RETI to Thread Mode, use PSP
+
+ /*------------------- 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
+ LSLS R1,R1,#2
+ LDR R4,[R4,R1] ; Load SVC Function Address
+ MOV LR,R4
+
+ LDMIA R0,{R0-R3,R4} ; Read R0-R3,R12 from stack
+ MOV R12,R4
+ BLX LR ; Call SVC Function
+
+ MRS R4,PSP ; Read PSP
+ STMIA R4!,{R0-R3} ; Function return values
+SVC_Done
+ POP {R4,PC} ; RETI
+
+ ALIGN
+}
+
+
+/*-------------------------- PendSV_Handler ---------------------------------*/
+
+__asm void PendSV_Handler (void) {
+ PRESERVE8
+
+ BL __cpp(rt_pop_req)
+
+Sys_Switch
+ LDR R3,=__cpp(&os_tsk)
+ LDMIA R3!,{R1,R2} ; os_tsk.run, os_tsk.new
+ CMP R1,R2
+ BEQ Sys_Exit ; no task switch
+
+ SUBS R3,#8
+
+ MRS R0,PSP ; Read PSP
+ SUBS R0,R0,#32 ; Adjust Start Address
+ STR R0,[R1,#TCB_TSTACK] ; Update os_tsk.run->tsk_stack
+ STMIA R0!,{R4-R7} ; Save old context (R4-R7)
+ MOV R4,R8
+ MOV R5,R9
+ MOV R6,R10
+ MOV R7,R11
+ STMIA R0!,{R4-R7} ; Save old context (R8-R11)
+
+ PUSH {R2,R3}
+ BL rt_stk_check ; Check for Stack overflow
+ POP {R2,R3}
+
+ STR R2,[R3] ; os_tsk.run = os_tsk.new
+
+ LDR R0,[R2,#TCB_TSTACK] ; os_tsk.new->tsk_stack
+ ADDS R0,R0,#16 ; Adjust Start Address
+ LDMIA R0!,{R4-R7} ; Restore new Context (R8-R11)
+ MOV R8,R4
+ MOV R9,R5
+ MOV R10,R6
+ MOV R11,R7
+ MSR PSP,R0 ; Write PSP
+ SUBS R0,R0,#32 ; Adjust Start Address
+ LDMIA R0!,{R4-R7} ; Restore new Context (R4-R7)
+
+Sys_Exit
+ MOVS R0,#:NOT:0xFFFFFFFD ; Set EXC_RETURN value
+ MVNS R0,R0
+ BX R0 ; RETI to Thread Mode, use PSP
+
+ ALIGN
+}
+
+
+/*-------------------------- SysTick_Handler --------------------------------*/
+
+__asm void SysTick_Handler (void) {
+ PRESERVE8
+
+ BL __cpp(rt_systick)
+ B Sys_Switch
+
+ ALIGN
+}
+
+
+/*-------------------------- OS_Tick_Handler --------------------------------*/
+
+__asm void OS_Tick_Handler (void) {
+ PRESERVE8
+
+ 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_M0P/TOOLCHAIN_ARM/SVC_Table.s Mon Aug 05 14:12:52 2013 +0300 @@ -0,0 +1,57 @@ +;/*---------------------------------------------------------------------------- +; * RL-ARM - RTX +; *---------------------------------------------------------------------------- +; * Name: SVC_TABLE.S +; * Purpose: Pre-defined SVC Table for Cortex-M +; * Rev.: V4.60 +; *---------------------------------------------------------------------------- +; * +; * Copyright (c) 1999-2009 KEIL, 2009-2012 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_M0P/TOOLCHAIN_GCC/HAL_CM0.s Mon Aug 05 14:12:52 2013 +0300
@@ -0,0 +1,370 @@
+/*----------------------------------------------------------------------------
+ * RL-ARM - RTX
+ *----------------------------------------------------------------------------
+ * Name: HAL_CM0.S
+ * Purpose: Hardware Abstraction Layer for Cortex-M0
+ * Rev.: V4.60
+ *----------------------------------------------------------------------------
+ *
+ * Copyright (c) 1999-2009 KEIL, 2009-2012 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_CM0.S"
+ .syntax unified
+
+ .equ TCB_TSTACK, 36
+
+
+/*----------------------------------------------------------------------------
+ * 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
+ BNE PrivilegedE
+ MOVS R0,#0x03 /* Unprivileged Thread mode, use PSP */
+ MSR CONTROL,R0
+ BX LR
+PrivilegedE:
+ MOVS R0,#0x02 /* Privileged 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 R3,=rt_alloc_box
+ MOV R12,R3
+ MRS R3,IPSR
+ LSLS R3,#24
+ BNE PrivilegedA
+ MRS R3,CONTROL
+ LSLS R3,#31
+ BEQ PrivilegedA
+ SVC 0
+ BX LR
+PrivilegedA:
+ BX R12
+
+ .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 R3,=rt_free_box
+ MOV R12,R3
+ MRS R3,IPSR
+ LSLS R3,#24
+ BNE PrivilegedF
+ MRS R3,CONTROL
+ LSLS R3,#31
+ BEQ PrivilegedF
+ SVC 0
+ BX LR
+PrivilegedF:
+ BX R12
+
+ .fnend
+ .size _free_box, .-_free_box
+
+
+/*-------------------------- SVC_Handler ------------------------------------*/
+
+# void SVC_Handler (void);
+
+ .thumb_func
+ .type SVC_Handler, %function
+ .global SVC_Handler
+SVC_Handler:
+ .fnstart
+ .cantunwind
+
+ MRS R0,PSP /* Read PSP */
+ LDR R1,[R0,#24] /* Read Saved PC from Stack */
+ SUBS R1,R1,#2 /* Point to SVC Instruction */
+ LDRB R1,[R1] /* Load SVC Number */
+ CMP R1,#0
+ BNE SVC_User /* User SVC Number > 0 */
+
+ MOV LR,R4
+ LDMIA R0,{R0-R3,R4} /* Read R0-R3,R12 from stack */
+ MOV R12,R4
+ MOV R4,LR
+ BLX R12 /* Call SVC Function */
+
+ MRS R3,PSP /* Read PSP */
+ STMIA R3!,{R0-R2} /* Store return values */
+
+ LDR R3,=os_tsk
+ LDMIA R3!,{R1,R2} /* os_tsk.run, os_tsk.new */
+ CMP R1,R2
+ BEQ SVC_Exit /* no task switch */
+
+ SUBS R3,#8
+ CMP R1,#0 /* Runtask deleted? */
+ BEQ SVC_Next
+
+ MRS R0,PSP /* Read PSP */
+ SUBS R0,R0,#32 /* Adjust Start Address */
+ STR R0,[R1,#TCB_TSTACK] /* Update os_tsk.run->tsk_stack */
+ STMIA R0!,{R4-R7} /* Save old context (R4-R7) */
+ MOV R4,R8
+ MOV R5,R9
+ MOV R6,R10
+ MOV R7,R11
+ STMIA R0!,{R4-R7} /* Save old context (R8-R11) */
+
+ 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 R0,[R2,#TCB_TSTACK] /* os_tsk.new->tsk_stack */
+ ADDS R0,R0,#16 /* Adjust Start Address */
+ LDMIA R0!,{R4-R7} /* Restore new Context (R8-R11) */
+ MOV R8,R4
+ MOV R9,R5
+ MOV R10,R6
+ MOV R11,R7
+ MSR PSP,R0 /* Write PSP */
+ SUBS R0,R0,#32 /* Adjust Start Address */
+ LDMIA R0!,{R4-R7} /* Restore new Context (R4-R7) */
+
+SVC_Exit:
+ MOVS R0,#~0xFFFFFFFD /* Set EXC_RETURN value */
+ MVNS R0,R0
+ BX R0 /* RETI to Thread Mode, use PSP */
+
+ /*------------------- 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
+ LSLS R1,R1,#2
+ LDR R4,[R4,R1] /* Load SVC Function Address */
+ MOV LR,R4
+
+ LDMIA R0,{R0-R3,R4} /* Read R0-R3,R12 from stack */
+ MOV R12,R4
+ BLX LR /* Call SVC Function */
+
+ MRS R4,PSP /* Read PSP */
+ STMIA R4!,{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:
+ .fnstart
+ .cantunwind
+
+ BL rt_pop_req
+
+Sys_Switch:
+ LDR R3,=os_tsk
+ LDMIA R3!,{R1,R2} /* os_tsk.run, os_tsk.new */
+ CMP R1,R2
+ BEQ Sys_Exit /* no task switch */
+
+ SUBS R3,#8
+
+ MRS R0,PSP /* Read PSP */
+ SUBS R0,R0,#32 /* Adjust Start Address */
+ STR R0,[R1,#TCB_TSTACK] /* Update os_tsk.run->tsk_stack */
+ STMIA R0!,{R4-R7} /* Save old context (R4-R7) */
+ MOV R4,R8
+ MOV R5,R9
+ MOV R6,R10
+ MOV R7,R11
+ STMIA R0!,{R4-R7} /* Save old context (R8-R11) */
+
+ PUSH {R2,R3}
+ BL rt_stk_check /* Check for Stack overflow */
+ POP {R2,R3}
+
+ STR R2,[R3] /* os_tsk.run = os_tsk.new */
+
+ LDR R0,[R2,#TCB_TSTACK] /* os_tsk.new->tsk_stack */
+ ADDS R0,R0,#16 /* Adjust Start Address */
+ LDMIA R0!,{R4-R7} /* Restore new Context (R8-R11) */
+ MOV R8,R4
+ MOV R9,R5
+ MOV R10,R6
+ MOV R11,R7
+ MSR PSP,R0 /* Write PSP */
+ SUBS R0,R0,#32 /* Adjust Start Address */
+ LDMIA R0!,{R4-R7} /* Restore new Context (R4-R7) */
+
+Sys_Exit:
+ MOVS R0,#~0xFFFFFFFD /* Set EXC_RETURN value */
+ MVNS R0,R0
+ BX R0 /* RETI to Thread Mode, use PSP */
+
+ .fnend
+ .size PendSV_Handler, .-PendSV_Handler
+
+
+/*-------------------------- SysTick_Handler --------------------------------*/
+
+# void SysTick_Handler (void);
+
+ .thumb_func
+ .type SysTick_Handler, %function
+ .global SysTick_Handler
+SysTick_Handler:
+ .fnstart
+ .cantunwind
+
+ 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
+
+ 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_M0P/TOOLCHAIN_GCC/SVC_Table.s Mon Aug 05 14:12:52 2013 +0300 @@ -0,0 +1,56 @@ +;/*---------------------------------------------------------------------------- +; * RL-ARM - RTX +; *---------------------------------------------------------------------------- +; * Name: SVC_TABLE.S +; * Purpose: Pre-defined SVC Table for Cortex-M +; * Rev.: V4.60 +; *---------------------------------------------------------------------------- +; * +; * Copyright (c) 1999-2009 KEIL, 2009-2012 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_M3/TOOLCHAIN_ARM/HAL_CM3.c Mon Aug 05 14:12:52 2013 +0300
@@ -0,0 +1,249 @@
+/*----------------------------------------------------------------------------
+ * RL-ARM - RTX
+ *----------------------------------------------------------------------------
+ * Name: HAL_CM3.C
+ * Purpose: Hardware Abstraction Layer for Cortex-M3
+ * Rev.: V4.60
+ *----------------------------------------------------------------------------
+ *
+ * Copyright (c) 1999-2009 KEIL, 2009-2012 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
+
+ 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
+ BLX R12 ; Call SVC Function
+
+ 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
+ BEQ SVC_Exit ; no task switch
+
+ CBZ R1,SVC_Next ; Runtask deleted?
+ 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
+ MSR PSP,R12 ; Write PSP
+
+SVC_Exit
+ MVN LR,#:NOT:0xFFFFFFFD ; set EXC_RETURN value
+ BX LR
+
+ /*------------------- 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
+
+ BL __cpp(rt_pop_req)
+
+Sys_Switch
+ LDR R3,=__cpp(&os_tsk)
+ LDM R3,{R1,R2} ; os_tsk.run, os_tsk.new
+ CMP R1,R2
+ BEQ Sys_Exit
+
+ MRS R12,PSP ; Read PSP
+ 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
+ MSR PSP,R12 ; Write PSP
+
+Sys_Exit
+ MVN LR,#:NOT:0xFFFFFFFD ; set EXC_RETURN value
+ BX LR ; Return to Thread Mode
+
+ ALIGN
+}
+
+
+/*-------------------------- SysTick_Handler --------------------------------*/
+
+__asm void SysTick_Handler (void) {
+ PRESERVE8
+
+ BL __cpp(rt_systick)
+ B Sys_Switch
+
+ ALIGN
+}
+
+
+/*-------------------------- OS_Tick_Handler --------------------------------*/
+
+__asm void OS_Tick_Handler (void) {
+ PRESERVE8
+
+ 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_M3/TOOLCHAIN_ARM/SVC_Table.s Mon Aug 05 14:12:52 2013 +0300 @@ -0,0 +1,57 @@ +;/*---------------------------------------------------------------------------- +; * RL-ARM - RTX +; *---------------------------------------------------------------------------- +; * Name: SVC_TABLE.S +; * Purpose: Pre-defined SVC Table for Cortex-M +; * Rev.: V4.60 +; *---------------------------------------------------------------------------- +; * +; * Copyright (c) 1999-2009 KEIL, 2009-2012 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_M3/TOOLCHAIN_GCC/HAL_CM3.s Mon Aug 05 14:12:52 2013 +0300
@@ -0,0 +1,323 @@
+/*----------------------------------------------------------------------------
+ * RL-ARM - RTX
+ *----------------------------------------------------------------------------
+ * Name: HAL_CM3.S
+ * Purpose: Hardware Abstraction Layer for Cortex-M3
+ * Rev.: V4.60
+ *----------------------------------------------------------------------------
+ *
+ * Copyright (c) 1999-2009 KEIL, 2009-2012 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_CM3.S"
+ .syntax unified
+
+ .equ TCB_TSTACK, 36
+
+
+/*----------------------------------------------------------------------------
+ * 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:
+ .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 */
+ BLX R12 /* Call SVC Function */
+
+ 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
+ BEQ SVC_Exit /* no task switch */
+
+ CBZ R1,SVC_Next /* Runtask deleted? */
+ 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 */
+ MSR PSP,R12 /* Write PSP */
+
+SVC_Exit:
+ MVN LR,#~0xFFFFFFFD /* set EXC_RETURN value */
+ BX LR
+
+ /*------------------- 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:
+ .fnstart
+ .cantunwind
+
+ BL rt_pop_req
+
+Sys_Switch:
+ LDR R3,=os_tsk
+ LDM R3,{R1,R2} /* os_tsk.run, os_tsk.new */
+ CMP R1,R2
+ BEQ Sys_Exit
+
+ MRS R12,PSP /* Read PSP */
+ 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 */
+ MSR PSP,R12 /* Write PSP */
+
+Sys_Exit:
+ MVN LR,#~0xFFFFFFFD /* set EXC_RETURN value */
+ BX LR /* Return to Thread Mode */
+
+ .fnend
+ .size PendSV_Handler, .-PendSV_Handler
+
+
+/*-------------------------- SysTick_Handler --------------------------------*/
+
+# void SysTick_Handler (void);
+
+ .thumb_func
+ .type SysTick_Handler, %function
+ .global SysTick_Handler
+SysTick_Handler:
+ .fnstart
+ .cantunwind
+
+ 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
+
+ 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_M3/TOOLCHAIN_GCC/SVC_Table.s Mon Aug 05 14:12:52 2013 +0300 @@ -0,0 +1,56 @@ +;/*---------------------------------------------------------------------------- +; * RL-ARM - RTX +; *---------------------------------------------------------------------------- +; * Name: SVC_TABLE.S +; * Purpose: Pre-defined SVC Table for Cortex-M +; * Rev.: V4.60 +; *---------------------------------------------------------------------------- +; * +; * Copyright (c) 1999-2009 KEIL, 2009-2012 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_M4/TOOLCHAIN_ARM/HAL_CM4.c Mon Aug 05 14:12:52 2013 +0300
@@ -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_M4/TOOLCHAIN_ARM/SVC_Table.s Mon Aug 05 14:12:52 2013 +0300 @@ -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_M4/TOOLCHAIN_GCC/HAL_CM4.s Mon Aug 05 14:12:52 2013 +0300
@@ -0,0 +1,389 @@
+/*----------------------------------------------------------------------------
+ * 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, 36
+
+
+/*----------------------------------------------------------------------------
+ * 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? */
+ 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 */
+
+ .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? */
+ 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
+
+ .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_M4/TOOLCHAIN_GCC/SVC_Table.s Mon Aug 05 14:12:52 2013 +0300 @@ -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 + *---------------------------------------------------------------------------*/
--- a/rtx/cmsis_os.h Thu May 30 17:08:58 2013 +0100 +++ b/rtx/cmsis_os.h Mon Aug 05 14:12:52 2013 +0300 @@ -115,11 +115,9 @@ #define CMSIS_OS_RTX // The stack space occupied is mainly dependent on the underling C standard library -#if defined(TOOLCHAIN_GCC_ARM) || defined(TOOLCHAIN_CS_ARM) || defined(TOOLCHAIN_CR_ARM) || defined(TOOLCHAIN_GCC_CR) +#if defined(TOOLCHAIN_GCC) || defined(TOOLCHAIN_ARM_STD) # define WORDS_STACK_SIZE 512 -#elif defined(TOOLCHAIN_ARM) -# define WORDS_STACK_SIZE 512 -#elif defined(TOOLCHAIN_uARM) +#elif defined(TOOLCHAIN_ARM_MICRO) # define WORDS_STACK_SIZE 128 #endif