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Merge pull request #757 from GustavWi/iar_mbed 

RTOS: IAR support for M0, M0+ and M4
pull/759/head
Martin Kojtal 2014-12-03 13:07:25 +00:00
parent da233f6e5e 6210f92420
commit 4d1fc24b2e
8 changed files with 1133 additions and 2 deletions
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2
libraries/mbed/targets/cmsis/TARGET_Freescale/TARGET_KLXX/TARGET_KL25Z/TOOLCHAIN_IAR/MKL25Z4.icf
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@ -12,7 +12,7 @@ define symbol __ICFEDIT_region_RAM_start__ = 0x1ffff0c0;
define symbol __ICFEDIT_region_RAM_end__ = 0x1fffffff; define symbol __ICFEDIT_region_RAM_end__ = 0x1fffffff;
/*-Sizes-*/ /*-Sizes-*/
define symbol __ICFEDIT_size_cstack__ = 0x400; define symbol __ICFEDIT_size_cstack__ = 0x400;
define symbol __ICFEDIT_size_heap__ = 0x800; define symbol __ICFEDIT_size_heap__ = 0xA00;
/**** End of ICF editor section. ###ICF###*/ /**** End of ICF editor section. ###ICF###*/
define symbol __region_RAM2_start__ = 0x20000000; define symbol __region_RAM2_start__ = 0x20000000;

2
libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC11UXX/TOOLCHAIN_IAR/TARGET_LPC11U24_401/LPC11U24.icf
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@ -12,7 +12,7 @@ define symbol __ICFEDIT_region_RAM_start__ = 0x100000C0;
define symbol __ICFEDIT_region_RAM_end__ = 0x10001FDF; define symbol __ICFEDIT_region_RAM_end__ = 0x10001FDF;
/*-Sizes-*/ /*-Sizes-*/
define symbol __ICFEDIT_size_cstack__ = 0x400; define symbol __ICFEDIT_size_cstack__ = 0x400;
define symbol __ICFEDIT_size_heap__ = 0x800; define symbol __ICFEDIT_size_heap__ = 0xA00;
/**** End of ICF editor section. ###ICF###*/ /**** End of ICF editor section. ###ICF###*/
define symbol __CRP_start__ = 0x000002FC; define symbol __CRP_start__ = 0x000002FC;

312
libraries/rtos/rtx/TARGET_CORTEX_M/TARGET_M0/TOOLCHAIN_IAR/HAL_CM0.s Normal file
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@ -0,0 +1,312 @@
/*----------------------------------------------------------------------------
* CMSIS-RTOS - RTX
*----------------------------------------------------------------------------
* Name: HAL_CM0.S
* Purpose: Hardware Abstraction Layer for Cortex-M0
* Rev.: V4.70
*----------------------------------------------------------------------------
*
* Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH
* All rights reserved.
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - Neither the name of ARM nor the names of its contributors may be used
* to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*---------------------------------------------------------------------------*/
NAME HAL_CM0.S
#define TCB_TSTACK 36
EXTERN os_flags
EXTERN os_tsk
EXTERN rt_alloc_box
EXTERN rt_free_box
EXTERN rt_stk_check
EXTERN rt_pop_req
EXTERN rt_systick
EXTERN os_tick_irqack
EXTERN SVC_Table
EXTERN SVC_Count
/*----------------------------------------------------------------------------
* Functions
*---------------------------------------------------------------------------*/
SECTION .text:CODE:NOROOT(2)
THUMB
/*--------------------------- rt_set_PSP ------------------------------------*/
; void rt_set_PSP (U32 stack);
PUBLIC rt_set_PSP
rt_set_PSP:
MSR PSP,R0
BX LR
/*--------------------------- rt_get_PSP ------------------------------------*/
; U32 rt_get_PSP (void);
PUBLIC rt_get_PSP
rt_get_PSP:
MRS R0,PSP
BX LR
/*--------------------------- os_set_env ------------------------------------*/
; void os_set_env (void);
/* Switch to Unprivileged/Privileged Thread mode, use PSP. */
PUBLIC os_set_env
os_set_env:
MOV R0,SP /* PSP = MSP */
MSR PSP,R0
LDR R0,=os_flags
LDRB R0,[R0]
LSLS R0,#31
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
/*--------------------------- _alloc_box ------------------------------------*/
; void *_alloc_box (void *box_mem);
/* Function wrapper for Unprivileged/Privileged mode. */
PUBLIC _alloc_box
_alloc_box:
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
/*--------------------------- _free_box -------------------------------------*/
; int _free_box (void *box_mem, void *box);
/* Function wrapper for Unprivileged/Privileged mode. */
PUBLIC _free_box
_free_box:
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
/*-------------------------- SVC_Handler ------------------------------------*/
; void SVC_Handler (void);
PUBLIC SVC_Handler
SVC_Handler:
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 */
/*-------------------------- PendSV_Handler ---------------------------------*/
; void PendSV_Handler (void);
PUBLIC PendSV_Handler
PendSV_Handler:
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 */
/*-------------------------- SysTick_Handler --------------------------------*/
; void SysTick_Handler (void);
PUBLIC SysTick_Handler
SysTick_Handler:
BL rt_systick
B Sys_Switch
/*-------------------------- OS_Tick_Handler --------------------------------*/
; void OS_Tick_Handler (void);
PUBLIC OS_Tick_Handler
OS_Tick_Handler:
BL os_tick_irqack
BL rt_systick
B Sys_Switch
END
/*----------------------------------------------------------------------------
* end of file
*---------------------------------------------------------------------------*/

58
libraries/rtos/rtx/TARGET_CORTEX_M/TARGET_M0/TOOLCHAIN_IAR/SVC_Table.s Normal file
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@ -0,0 +1,58 @@
;/*----------------------------------------------------------------------------
; * CMSIS-RTOS - RTX
; *----------------------------------------------------------------------------
; * Name: SVC_TABLE.S
; * Purpose: Pre-defined SVC Table for Cortex-M
; * Rev.: V4.70
; *----------------------------------------------------------------------------
; *
; * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH
; * All rights reserved.
; * Redistribution and use in source and binary forms, with or without
; * modification, are permitted provided that the following conditions are met:
; * - Redistributions of source code must retain the above copyright
; * notice, this list of conditions and the following disclaimer.
; * - Redistributions in binary form must reproduce the above copyright
; * notice, this list of conditions and the following disclaimer in the
; * documentation and/or other materials provided with the distribution.
; * - Neither the name of ARM nor the names of its contributors may be used
; * to endorse or promote products derived from this software without
; * specific prior written permission.
; *
; * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
; * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
; * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
; * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE
; * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
; * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
; * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
; * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
; * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
; * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
; * POSSIBILITY OF SUCH DAMAGE.
; *---------------------------------------------------------------------------*/
NAME SVC_TABLE
SECTION .text:CONST (2)
PUBLIC SVC_Count
SVC_Cnt EQU (SVC_End-SVC_Table)/4
SVC_Count DCD SVC_Cnt
; Import user SVC functions here.
; IMPORT __SVC_1
PUBLIC SVC_Table
SVC_Table
; Insert user SVC functions here. SVC 0 used by RTL Kernel.
; DCD __SVC_1 ; user SVC function
SVC_End
END
/*----------------------------------------------------------------------------
* end of file
*---------------------------------------------------------------------------*/

312
libraries/rtos/rtx/TARGET_CORTEX_M/TARGET_M0P/TOOLCHAIN_IAR/HAL_CM0.s Normal file
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@ -0,0 +1,312 @@
/*----------------------------------------------------------------------------
* CMSIS-RTOS - RTX
*----------------------------------------------------------------------------
* Name: HAL_CM0.S
* Purpose: Hardware Abstraction Layer for Cortex-M0
* Rev.: V4.70
*----------------------------------------------------------------------------
*
* Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH
* All rights reserved.
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - Neither the name of ARM nor the names of its contributors may be used
* to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*---------------------------------------------------------------------------*/
NAME HAL_CM0.S
#define TCB_TSTACK 36
EXTERN os_flags
EXTERN os_tsk
EXTERN rt_alloc_box
EXTERN rt_free_box
EXTERN rt_stk_check
EXTERN rt_pop_req
EXTERN rt_systick
EXTERN os_tick_irqack
EXTERN SVC_Table
EXTERN SVC_Count
/*----------------------------------------------------------------------------
* Functions
*---------------------------------------------------------------------------*/
SECTION .text:CODE:NOROOT(2)
THUMB
/*--------------------------- rt_set_PSP ------------------------------------*/
; void rt_set_PSP (U32 stack);
PUBLIC rt_set_PSP
rt_set_PSP:
MSR PSP,R0
BX LR
/*--------------------------- rt_get_PSP ------------------------------------*/
; U32 rt_get_PSP (void);
PUBLIC rt_get_PSP
rt_get_PSP:
MRS R0,PSP
BX LR
/*--------------------------- os_set_env ------------------------------------*/
; void os_set_env (void);
/* Switch to Unprivileged/Privileged Thread mode, use PSP. */
PUBLIC os_set_env
os_set_env:
MOV R0,SP /* PSP = MSP */
MSR PSP,R0
LDR R0,=os_flags
LDRB R0,[R0]
LSLS R0,#31
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
/*--------------------------- _alloc_box ------------------------------------*/
; void *_alloc_box (void *box_mem);
/* Function wrapper for Unprivileged/Privileged mode. */
PUBLIC _alloc_box
_alloc_box:
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
/*--------------------------- _free_box -------------------------------------*/
; int _free_box (void *box_mem, void *box);
/* Function wrapper for Unprivileged/Privileged mode. */
PUBLIC _free_box
_free_box:
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
/*-------------------------- SVC_Handler ------------------------------------*/
; void SVC_Handler (void);
PUBLIC SVC_Handler
SVC_Handler:
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 */
/*-------------------------- PendSV_Handler ---------------------------------*/
; void PendSV_Handler (void);
PUBLIC PendSV_Handler
PendSV_Handler:
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 */
/*-------------------------- SysTick_Handler --------------------------------*/
; void SysTick_Handler (void);
PUBLIC SysTick_Handler
SysTick_Handler:
BL rt_systick
B Sys_Switch
/*-------------------------- OS_Tick_Handler --------------------------------*/
; void OS_Tick_Handler (void);
PUBLIC OS_Tick_Handler
OS_Tick_Handler:
BL os_tick_irqack
BL rt_systick
B Sys_Switch
END
/*----------------------------------------------------------------------------
* end of file
*---------------------------------------------------------------------------*/

58
libraries/rtos/rtx/TARGET_CORTEX_M/TARGET_M0P/TOOLCHAIN_IAR/SVC_Table.s Normal file
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@ -0,0 +1,58 @@
;/*----------------------------------------------------------------------------
; * CMSIS-RTOS - RTX
; *----------------------------------------------------------------------------
; * Name: SVC_TABLE.S
; * Purpose: Pre-defined SVC Table for Cortex-M
; * Rev.: V4.70
; *----------------------------------------------------------------------------
; *
; * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH
; * All rights reserved.
; * Redistribution and use in source and binary forms, with or without
; * modification, are permitted provided that the following conditions are met:
; * - Redistributions of source code must retain the above copyright
; * notice, this list of conditions and the following disclaimer.
; * - Redistributions in binary form must reproduce the above copyright
; * notice, this list of conditions and the following disclaimer in the
; * documentation and/or other materials provided with the distribution.
; * - Neither the name of ARM nor the names of its contributors may be used
; * to endorse or promote products derived from this software without
; * specific prior written permission.
; *
; * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
; * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
; * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
; * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE
; * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
; * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
; * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
; * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
; * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
; * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
; * POSSIBILITY OF SUCH DAMAGE.
; *---------------------------------------------------------------------------*/
NAME SVC_TABLE
SECTION .text:CONST (2)
PUBLIC SVC_Count
SVC_Cnt EQU (SVC_End-SVC_Table)/4
SVC_Count DCD SVC_Cnt
; Import user SVC functions here.
; IMPORT __SVC_1
PUBLIC SVC_Table
SVC_Table
; Insert user SVC functions here. SVC 0 used by RTL Kernel.
; DCD __SVC_1 ; user SVC function
SVC_End
END
/*----------------------------------------------------------------------------
* end of file
*---------------------------------------------------------------------------*/

333
libraries/rtos/rtx/TARGET_CORTEX_M/TARGET_M4/TOOLCHAIN_IAR/HAL_CM4.s Normal file
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@ -0,0 +1,333 @@
/*----------------------------------------------------------------------------
* CMSIS-RTOS - RTX
*----------------------------------------------------------------------------
* Name: HAL_CM4.S
* Purpose: Hardware Abstraction Layer for Cortex-M4
* Rev.: V4.70
*----------------------------------------------------------------------------
*
* Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH
* All rights reserved.
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - Neither the name of ARM nor the names of its contributors may be used
* to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*---------------------------------------------------------------------------*/
NAME HAL_CM4.S
#define TCB_STACKF 32
#define TCB_TSTACK 36
EXTERN os_flags
EXTERN os_tsk
EXTERN rt_alloc_box
EXTERN rt_free_box
EXTERN rt_stk_check
EXTERN rt_pop_req
EXTERN rt_systick
EXTERN os_tick_irqack
EXTERN SVC_Table
EXTERN SVC_Count
/*----------------------------------------------------------------------------
* Functions
*---------------------------------------------------------------------------*/
SECTION .text:CODE:NOROOT(2)
THUMB
/*--------------------------- rt_set_PSP ------------------------------------*/
; void rt_set_PSP (U32 stack);
PUBLIC rt_set_PSP
rt_set_PSP:
MSR PSP,R0
BX LR
/*--------------------------- rt_get_PSP ------------------------------------*/
; U32 rt_get_PSP (void);
PUBLIC rt_get_PSP
rt_get_PSP:
MRS R0,PSP
BX LR
/*--------------------------- os_set_env ------------------------------------*/
; void os_set_env (void);
/* Switch to Unprivileged/Privileged Thread mode, use PSP. */
PUBLIC os_set_env
os_set_env:
MOV R0,SP /* PSP = MSP */
MSR PSP,R0
LDR R0,=os_flags
LDRB R0,[R0]
LSLS R0,#31
ITE NE
MOVNE R0,#0x02 /* Privileged Thread mode, use PSP */
MOVEQ R0,#0x03 /* Unprivileged Thread mode, use PSP */
MSR CONTROL,R0
BX LR
/*--------------------------- _alloc_box ------------------------------------*/
; void *_alloc_box (void *box_mem);
/* Function wrapper for Unprivileged/Privileged mode. */
PUBLIC _alloc_box
_alloc_box:
LDR R12,=rt_alloc_box
MRS R3,IPSR
LSLS R3,#24
IT NE
BXNE R12
MRS R3,CONTROL
LSLS R3,#31
IT EQ
BXEQ R12
SVC 0
BX LR
/*--------------------------- _free_box -------------------------------------*/
; int _free_box (void *box_mem, void *box);
/* Function wrapper for Unprivileged/Privileged mode. */
PUBLIC _free_box
_free_box:
LDR R12,=rt_free_box
MRS R3,IPSR
LSLS R3,#24
IT NE
BXNE R12
MRS R3,CONTROL
LSLS R3,#31
IT EQ
BXEQ R12
SVC 0
BX LR
/*-------------------------- SVC_Handler ------------------------------------*/
; void SVC_Handler (void);
PUBLIC SVC_Handler
SVC_Handler:
#ifdef IFX_XMC4XXX
PUBLIC SVC_Handler_Veneer
SVC_Handler_Veneer:
#endif
MRS R0,PSP /* Read PSP */
LDR R1,[R0,#24] /* Read Saved PC from Stack */
LDRB R1,[R1,#-2] /* Load SVC Number */
CBNZ R1,SVC_User
LDM R0,{R0-R3,R12} /* Read R0-R3,R12 from stack */
PUSH {R4,LR} /* Save EXC_RETURN */
BLX R12 /* Call SVC Function */
POP {R4,LR} /* Restore EXC_RETURN */
MRS R12,PSP /* Read PSP */
STM R12,{R0-R2} /* Store return values */
LDR R3,=os_tsk
LDM R3,{R1,R2} /* os_tsk.run, os_tsk.new */
CMP R1,R2
#ifdef IFX_XMC4XXX
ITT EQ
PUSHEQ {LR}
POPEQ {PC}
#else
IT EQ
BXEQ LR /* RETI, no task switch */
#endif
CBZ R1,SVC_Next /* Runtask deleted? */
TST LR,#0x10 /* is it extended frame? */
ITTE EQ
VSTMDBEQ R12!,{S16-S31} /* yes, stack also VFP hi-regs */
MOVEQ R0,#0x01 /* os_tsk->stack_frame val */
MOVNE R0,#0x00
STRB R0,[R1,#TCB_STACKF] /* os_tsk.run->stack_frame = val */
STMDB R12!,{R4-R11} /* Save Old context */
STR R12,[R1,#TCB_TSTACK] /* Update os_tsk.run->tsk_stack */
PUSH {R2,R3}
BL rt_stk_check /* Check for Stack overflow */
POP {R2,R3}
SVC_Next:
STR R2,[R3] /* os_tsk.run = os_tsk.new */
LDR R12,[R2,#TCB_TSTACK] /* os_tsk.new->tsk_stack */
LDMIA R12!,{R4-R11} /* Restore New Context */
LDRB R0,[R2,#TCB_STACKF] /* Stack Frame */
CMP R0,#0 /* Basic/Extended Stack Frame */
ITTE NE
VLDMIANE R12!,{S16-S31} /* restore VFP hi-registers */
MVNNE LR,#~0xFFFFFFED /* set EXC_RETURN value */
MVNEQ LR,#~0xFFFFFFFD
MSR PSP,R12 /* Write PSP */
SVC_Exit:
#ifdef IFX_XMC4XXX
PUSH {LR}
POP {PC}
#else
BX LR
#endif
/*------------------- User SVC ------------------------------*/
SVC_User:
PUSH {R4,LR} /* Save Registers */
LDR R2,=SVC_Count
LDR R2,[R2]
CMP R1,R2
BHI SVC_Done /* Overflow */
LDR R4,=SVC_Table-4
LDR R4,[R4,R1,LSL #2] /* Load SVC Function Address */
LDM R0,{R0-R3,R12} /* Read R0-R3,R12 from stack */
BLX R4 /* Call SVC Function */
MRS R12,PSP
STM R12,{R0-R3} /* Function return values */
SVC_Done:
POP {R4,PC} /* RETI */
/*-------------------------- PendSV_Handler ---------------------------------*/
; void PendSV_Handler (void);
PUBLIC PendSV_Handler
PendSV_Handler:
#ifdef IFX_XMC4XXX
PUBLIC PendSV_Handler_Veneer
PendSV_Handler_Veneer:
#endif
PUSH {R4,LR} /* Save EXC_RETURN */
BL rt_pop_req
Sys_Switch:
POP {R4,LR} /* Restore EXC_RETURN */
LDR R3,=os_tsk
LDM R3,{R1,R2} /* os_tsk.run, os_tsk.new */
CMP R1,R2
#ifdef IFX_XMC4XXX
ITT EQ
PUSHEQ {LR}
POPEQ {PC}
#else
IT EQ
BXEQ LR /* RETI, no task switch */
#endif
MRS R12,PSP /* Read PSP */
TST LR,#0x10 /* is it extended frame? */
ITTE EQ
VSTMDBEQ R12!,{S16-S31} /* yes, stack also VFP hi-regs */
MOVEQ R0,#0x01 /* os_tsk->stack_frame val */
MOVNE R0,#0x00
STRB R0,[R1,#TCB_STACKF] /* os_tsk.run->stack_frame = val */
STMDB R12!,{R4-R11} /* Save Old context */
STR R12,[R1,#TCB_TSTACK] /* Update os_tsk.run->tsk_stack */
PUSH {R2,R3}
BL rt_stk_check /* Check for Stack overflow */
POP {R2,R3}
STR R2,[R3] /* os_tsk.run = os_tsk.new */
LDR R12,[R2,#TCB_TSTACK] /* os_tsk.new->tsk_stack */
LDMIA R12!,{R4-R11} /* Restore New Context */
LDRB R0,[R2,#TCB_STACKF] /* Stack Frame */
CMP R0,#0 /* Basic/Extended Stack Frame */
ITTE NE
VLDMIANE R12!,{S16-S31} /* restore VFP hi-registers */
MVNNE LR,#~0xFFFFFFED /* set EXC_RETURN value */
MVNEQ LR,#~0xFFFFFFFD
MSR PSP,R12 /* Write PSP */
Sys_Exit:
#ifdef IFX_XMC4XXX
PUSH {LR}
POP {PC}
#else
BX LR /* Return to Thread Mode */
#endif
/*-------------------------- SysTick_Handler --------------------------------*/
; void SysTick_Handler (void);
PUBLIC SysTick_Handler
SysTick_Handler:
#ifdef IFX_XMC4XXX
PUBLIC SysTick_Handler_Veneer
SysTick_Handler_Veneer:
#endif
PUSH {R4,LR} /* Save EXC_RETURN */
BL rt_systick
B Sys_Switch
/*-------------------------- OS_Tick_Handler --------------------------------*/
; void OS_Tick_Handler (void);
PUBLIC OS_Tick_Handler
OS_Tick_Handler:
PUSH {R4,LR} /* Save EXC_RETURN */
BL os_tick_irqack
BL rt_systick
B Sys_Switch
END
/*----------------------------------------------------------------------------
* end of file
*---------------------------------------------------------------------------*/

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;/*----------------------------------------------------------------------------
; * CMSIS-RTOS - RTX
; *----------------------------------------------------------------------------
; * Name: SVC_TABLE.S
; * Purpose: Pre-defined SVC Table for Cortex-M
; * Rev.: V4.70
; *----------------------------------------------------------------------------
; *
; * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH
; * All rights reserved.
; * Redistribution and use in source and binary forms, with or without
; * modification, are permitted provided that the following conditions are met:
; * - Redistributions of source code must retain the above copyright
; * notice, this list of conditions and the following disclaimer.
; * - Redistributions in binary form must reproduce the above copyright
; * notice, this list of conditions and the following disclaimer in the
; * documentation and/or other materials provided with the distribution.
; * - Neither the name of ARM nor the names of its contributors may be used
; * to endorse or promote products derived from this software without
; * specific prior written permission.
; *
; * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
; * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
; * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
; * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE
; * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
; * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
; * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
; * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
; * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
; * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
; * POSSIBILITY OF SUCH DAMAGE.
; *---------------------------------------------------------------------------*/
NAME SVC_TABLE
SECTION .text:CONST (2)
PUBLIC SVC_Count
SVC_Cnt EQU (SVC_End-SVC_Table)/4
SVC_Count DCD SVC_Cnt
; Import user SVC functions here.
; IMPORT __SVC_1
PUBLIC SVC_Table
SVC_Table
; Insert user SVC functions here. SVC 0 used by RTL Kernel.
; DCD __SVC_1 ; user SVC function
SVC_End
END
/*----------------------------------------------------------------------------
* end of file
*---------------------------------------------------------------------------*/