;/* ; FreeRTOS V8.2.1 - Copyright (C) 2015 Real Time Engineers Ltd. ; ; ; *************************************************************************** ; * * ; * FreeRTOS tutorial books are available in pdf and paperback. * ; * Complete, revised, and edited pdf reference manuals are also * ; * available. * ; * * ; * Purchasing FreeRTOS documentation will not only help you, by * ; * ensuring you get running as quickly as possible and with an * ; * in-depth knowledge of how to use FreeRTOS, it will also help * ; * the FreeRTOS project to continue with its mission of providing * ; * professional grade, cross platform, de facto standard solutions * ; * for microcontrollers - completely free of charge! * ; * * ; * >>> See http://www.FreeRTOS.org/Documentation for details. <<< * ; * * ; * Thank you for using FreeRTOS, and thank you for your support! * ; * * ; *************************************************************************** ; ; ; This file is part of the FreeRTOS distribution. ; ; FreeRTOS is free software; you can redistribute it and/or modify it under ; the terms of the GNU General Public License (version 2) as published by the ; Free Software Foundation AND MODIFIED BY the FreeRTOS exception. ; >>>NOTE<<< The modification to the GPL is included to allow you to ; distribute a combined work that includes FreeRTOS without being obliged to ; provide the source code for proprietary components outside of the FreeRTOS ; kernel. FreeRTOS is distributed in the hope that it will be useful, but ; WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY ; or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for ; more details. You should have received a copy of the GNU General Public ; License and the FreeRTOS license exception along with FreeRTOS; if not it ; can be viewed here: http://www.freertos.org/a00114.html and also obtained ; by writing to Richard Barry, contact details for whom are available on the ; FreeRTOS WEB site. ; ; 1 tab == 4 spaces! ; ; *************************************************************************** ; * * ; * Having a problem? Start by reading the FAQ "My application does * ; * not run, what could be wrong? * ; * * ; * http://www.FreeRTOS.org/FAQHelp.html * ; * * ; *************************************************************************** ; ; ; http://www.FreeRTOS.org - Documentation, training, latest information, ; license and contact details. ; ; http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products, ; including FreeRTOS+Trace - an indispensable productivity tool. ; ; Real Time Engineers ltd license FreeRTOS to High Integrity Systems, who sell ; the code with commercial support, indemnification, and middleware, under ; the OpenRTOS brand: http://www.OpenRTOS.com. High Integrity Systems also ; provide a safety engineered and independently SIL3 certified version under ; the SafeRTOS brand: http://www.SafeRTOS.com. ;*/ ;------------------------------------------------- ; .def vRegTestTask1 .ref ulRegTest1Counter .if (__TI_VFP_SUPPORT__) .ref vPortTaskUsesFPU .endif ;__TI_VFP_SUPPORT__ .text .arm vRegTestTask1: .if (__TI_VFP_SUPPORT__) ; Let the port layer know that this task needs its FPU context saving. BL vPortTaskUsesFPU .endif ; Fill each general purpose register with a known value. mov r0, #0xFF mov r1, #0x11 mov r2, #0x22 mov r3, #0x33 mov r4, #0x44 mov r5, #0x55 mov r6, #0x66 mov r7, #0x77 mov r8, #0x88 mov r9, #0x99 mov r10, #0xAA mov r11, #0xBB mov r12, #0xCC mov r14, #0xEE .if (__TI_VFP_SUPPORT__) ; Fill each FPU register with a known value. vmov d0, r0, r1 vmov d1, r2, r3 vmov d2, r4, r5 vmov d3, r6, r7 vmov d4, r8, r9 vmov d5, r10, r11 vmov d6, r0, r1 vmov d7, r2, r3 vmov d8, r4, r5 vmov d9, r6, r7 vmov d10, r8, r9 vmov d11, r10, r11 vmov d12, r0, r1 vmov d13, r2, r3 vmov d14, r4, r5 vmov d15, r6, r7 .endif vRegTestLoop1: ; Force yeild swi #0 .if (__TI_VFP_SUPPORT__) ; Check all the VFP registers still contain the values set above. ; First save registers that are clobbered by the test. push { r0-r1 } vmov r0, r1, d0 cmp r0, #0xFF bne reg1_error_loopf cmp r1, #0x11 bne reg1_error_loopf vmov r0, r1, d1 cmp r0, #0x22 bne reg1_error_loopf cmp r1, #0x33 bne reg1_error_loopf vmov r0, r1, d2 cmp r0, #0x44 bne reg1_error_loopf cmp r1, #0x55 bne reg1_error_loopf vmov r0, r1, d3 cmp r0, #0x66 bne reg1_error_loopf cmp r1, #0x77 bne reg1_error_loopf vmov r0, r1, d4 cmp r0, #0x88 bne reg1_error_loopf cmp r1, #0x99 bne reg1_error_loopf vmov r0, r1, d5 cmp r0, #0xAA bne reg1_error_loopf cmp r1, #0xBB bne reg1_error_loopf vmov r0, r1, d6 cmp r0, #0xFF bne reg1_error_loopf cmp r1, #0x11 bne reg1_error_loopf vmov r0, r1, d7 cmp r0, #0x22 bne reg1_error_loopf cmp r1, #0x33 bne reg1_error_loopf vmov r0, r1, d8 cmp r0, #0x44 bne reg1_error_loopf cmp r1, #0x55 bne reg1_error_loopf vmov r0, r1, d9 cmp r0, #0x66 bne reg1_error_loopf cmp r1, #0x77 bne reg1_error_loopf vmov r0, r1, d10 cmp r0, #0x88 bne reg1_error_loopf cmp r1, #0x99 bne reg1_error_loopf vmov r0, r1, d11 cmp r0, #0xAA bne reg1_error_loopf cmp r1, #0xBB bne reg1_error_loopf vmov r0, r1, d12 cmp r0, #0xFF bne reg1_error_loopf cmp r1, #0x11 bne reg1_error_loopf vmov r0, r1, d13 cmp r0, #0x22 bne reg1_error_loopf cmp r1, #0x33 bne reg1_error_loopf vmov r0, r1, d14 cmp r0, #0x44 bne reg1_error_loopf cmp r1, #0x55 bne reg1_error_loopf vmov r0, r1, d15 cmp r0, #0x66 bne reg1_error_loopf cmp r1, #0x77 bne reg1_error_loopf ; Restore the registers that were clobbered by the test. pop {r0-r1} ; VFP register test passed. Jump to the core register test. b reg1_loopf_pass reg1_error_loopf: ; If this line is hit then a VFP register value was found to be ; incorrect. b reg1_error_loopf reg1_loopf_pass: .endif ;__TI_VFP_SUPPORT__ ; Test each general purpose register to check that it still contains the ; expected known value, jumping to vRegTestError1 if any register contains ; an unexpected value. cmp r0, #0xFF bne vRegTestError1 cmp r1, #0x11 bne vRegTestError1 cmp r2, #0x22 bne vRegTestError1 cmp r3, #0x33 bne vRegTestError1 cmp r4, #0x44 bne vRegTestError1 cmp r5, #0x55 bne vRegTestError1 cmp r6, #0x66 bne vRegTestError1 cmp r7, #0x77 bne vRegTestError1 cmp r8, #0x88 bne vRegTestError1 cmp r9, #0x99 bne vRegTestError1 cmp r10, #0xAA bne vRegTestError1 cmp r11, #0xBB bne vRegTestError1 cmp r12, #0xCC bne vRegTestError1 cmp r14, #0xEE bne vRegTestError1 ; This task is still running without jumping to vRegTestError1, so increment ; the loop counter so the check task knows the task is running error free. stmfd sp!, { r0-r1 } ldr r0, Count1Const ldr r1, [r0] add r1, r1, #1 str r1, [r0] ldmfd sp!, { r0-r1 } ; Loop again, performing the same tests. b vRegTestLoop1 Count1Const .word ulRegTest1Counter vRegTestError1: b vRegTestError1 ;------------------------------------------------- ; .def vRegTestTask2 .ref ulRegTest2Counter .text .arm ; vRegTestTask2: .if (__TI_VFP_SUPPORT__) ; Let the port layer know that this task needs its FPU context saving. BL vPortTaskUsesFPU .endif ; Fill each general purpose register with a known value. mov r0, #0xFF000000 mov r1, #0x11000000 mov r2, #0x22000000 mov r3, #0x33000000 mov r4, #0x44000000 mov r5, #0x55000000 mov r6, #0x66000000 mov r7, #0x77000000 mov r8, #0x88000000 mov r9, #0x99000000 mov r10, #0xAA000000 mov r11, #0xBB000000 mov r12, #0xCC000000 mov r14, #0xEE000000 .if (__TI_VFP_SUPPORT__) ; Fill each FPU register with a known value. vmov d0, r0, r1 vmov d1, r2, r3 vmov d2, r4, r5 vmov d3, r6, r7 vmov d4, r8, r9 vmov d5, r10, r11 vmov d6, r0, r1 vmov d7, r2, r3 vmov d8, r4, r5 vmov d9, r6, r7 vmov d10, r8, r9 vmov d11, r10, r11 vmov d12, r0, r1 vmov d13, r2, r3 vmov d14, r4, r5 vmov d15, r6, r7 .endif vRegTestLoop2: .if (__TI_VFP_SUPPORT__) ; Check all the VFP registers still contain the values set above. ; First save registers that are clobbered by the test. push { r0-r1 } vmov r0, r1, d0 cmp r0, #0xFF000000 bne reg2_error_loopf cmp r1, #0x11000000 bne reg2_error_loopf vmov r0, r1, d1 cmp r0, #0x22000000 bne reg2_error_loopf cmp r1, #0x33000000 bne reg2_error_loopf vmov r0, r1, d2 cmp r0, #0x44000000 bne reg2_error_loopf cmp r1, #0x55000000 bne reg2_error_loopf vmov r0, r1, d3 cmp r0, #0x66000000 bne reg2_error_loopf cmp r1, #0x77000000 bne reg2_error_loopf vmov r0, r1, d4 cmp r0, #0x88000000 bne reg2_error_loopf cmp r1, #0x99000000 bne reg2_error_loopf vmov r0, r1, d5 cmp r0, #0xAA000000 bne reg2_error_loopf cmp r1, #0xBB000000 bne reg2_error_loopf vmov r0, r1, d6 cmp r0, #0xFF000000 bne reg2_error_loopf cmp r1, #0x11000000 bne reg2_error_loopf vmov r0, r1, d7 cmp r0, #0x22000000 bne reg2_error_loopf cmp r1, #0x33000000 bne reg2_error_loopf vmov r0, r1, d8 cmp r0, #0x44000000 bne reg2_error_loopf cmp r1, #0x55000000 bne reg2_error_loopf vmov r0, r1, d9 cmp r0, #0x66000000 bne reg2_error_loopf cmp r1, #0x77000000 bne reg2_error_loopf vmov r0, r1, d10 cmp r0, #0x88000000 bne reg2_error_loopf cmp r1, #0x99000000 bne reg2_error_loopf vmov r0, r1, d11 cmp r0, #0xAA000000 bne reg2_error_loopf cmp r1, #0xBB000000 bne reg2_error_loopf vmov r0, r1, d12 cmp r0, #0xFF000000 bne reg2_error_loopf cmp r1, #0x11000000 bne reg2_error_loopf vmov r0, r1, d13 cmp r0, #0x22000000 bne reg2_error_loopf cmp r1, #0x33000000 bne reg2_error_loopf vmov r0, r1, d14 cmp r0, #0x44000000 bne reg2_error_loopf cmp r1, #0x55000000 bne reg2_error_loopf vmov r0, r1, d15 cmp r0, #0x66000000 bne reg2_error_loopf cmp r1, #0x77000000 bne reg2_error_loopf ; Restore the registers that were clobbered by the test. pop {r0-r1} ; VFP register test passed. Jump to the core register test. b reg2_loopf_pass reg2_error_loopf: ; If this line is hit then a VFP register value was found to be ; incorrect. b reg2_error_loopf reg2_loopf_pass: .endif ;__TI_VFP_SUPPORT__ ; Test each general purpose register to check that it still contains the ; expected known value, jumping to vRegTestError2 if any register contains ; an unexpected value. cmp r0, #0xFF000000 bne vRegTestError2 cmp r1, #0x11000000 bne vRegTestError2 cmp r2, #0x22000000 bne vRegTestError2 cmp r3, #0x33000000 bne vRegTestError2 cmp r4, #0x44000000 bne vRegTestError2 cmp r5, #0x55000000 bne vRegTestError2 cmp r6, #0x66000000 bne vRegTestError2 cmp r7, #0x77000000 bne vRegTestError2 cmp r8, #0x88000000 bne vRegTestError2 cmp r9, #0x99000000 bne vRegTestError2 cmp r10, #0xAA000000 bne vRegTestError2 cmp r11, #0xBB000000 bne vRegTestError2 cmp r12, #0xCC000000 bne vRegTestError2 cmp r14, #0xEE000000 bne vRegTestError2 ; This task is still running without jumping to vRegTestError2, so increment ; the loop counter so the check task knows the task is running error free. stmfd sp!, { r0-r1 } ldr r0, Count2Const ldr r1, [r0] add r1, r1, #1 str r1, [r0] ldmfd sp!, { r0-r1 } ; Loop again, performing the same tests. b vRegTestLoop2 Count2Const .word ulRegTest2Counter vRegTestError2: b vRegTestError2 ;-------------------------------------------------