| /* | |
| * FreeRTOS Kernel V10.3.0 | |
| * Copyright (C) 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved. | |
| * | |
| * Permission is hereby granted, free of charge, to any person obtaining a copy of | |
| * this software and associated documentation files (the "Software"), to deal in | |
| * the Software without restriction, including without limitation the rights to | |
| * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of | |
| * the Software, and to permit persons to whom the Software is furnished to do so, | |
| * subject to the following conditions: | |
| * | |
| * The above copyright notice and this permission notice shall be included in all | |
| * copies or substantial portions of the Software. | |
| * | |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS | |
| * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR | |
| * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER | |
| * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | |
| * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. | |
| * | |
| * http://www.FreeRTOS.org | |
| * http://aws.amazon.com/freertos | |
| * | |
| * 1 tab == 4 spaces! | |
| */ | |
| .file "RegTest.S" | |
| #include "FreeRTOSConfig.h" | |
| #include "ISR_Support.h" | |
| .extern ulRegTest1Counter | |
| .extern ulRegTest2Counter | |
| .extern dRegTest1_st7 | |
| .extern dRegTest1_st6 | |
| .extern dRegTest1_st5 | |
| .extern dRegTest1_st4 | |
| .extern dRegTest1_st3 | |
| .extern dRegTest1_st2 | |
| .extern dRegTest1_st1 | |
| .extern dRegTest2_st7 | |
| .extern dRegTest2_st6 | |
| .extern dRegTest2_st5 | |
| .extern dRegTest2_st4 | |
| .extern dRegTest2_st3 | |
| .extern dRegTest2_st2 | |
| .extern dRegTest2_st1 | |
| .extern vGenerateYieldInterrupt | |
| .extern vHPETIRQHandler1 | |
| .global vRegTest1 | |
| .global vRegTest2 | |
| .global vApplicationHPETTimer1Wrapper | |
| .section .text.last /* Push up the memory to check executing from higher memory addresses. */ | |
| .align 4 | |
| .func vRegTest1 | |
| vRegTest1: | |
| /* Set initial values into the general purpose registers. */ | |
| movl $0x11111111, %eax | |
| movl $0x22222222, %ebx | |
| movl $0x33333333, %ecx | |
| movl $0x44444444, %edx | |
| movl $0x55555555, %esi | |
| movl $0x66666666, %edi | |
| /* Set initial values into the floating point registers. */ | |
| .if configSUPPORT_FPU == 1 | |
| fldl dRegTest1_st7 | |
| fldl dRegTest1_st6 | |
| fldl dRegTest1_st5 | |
| fldl dRegTest1_st4 | |
| fldl dRegTest1_st3 | |
| fldl dRegTest1_st2 | |
| fldl dRegTest1_st1 | |
| .endif /* configSUPPORT_FPU */ | |
| _RegTest1Loop: | |
| /* Loop checking the values originally loaded into the general purpose | |
| registers remain through the life of the task. */ | |
| cmp $0x11111111, %eax | |
| jne _RegTest1Error | |
| cmp $0x22222222, %ebx | |
| jne _RegTest1Error | |
| cmp $0x33333333, %ecx | |
| jne _RegTest1Error | |
| cmp $0x44444444, %edx | |
| jne _RegTest1Error | |
| cmp $0x55555555, %esi | |
| jne _RegTest1Error | |
| cmp $0x66666666, %edi | |
| jne _RegTest1Error | |
| .if configSUPPORT_FPU == 1 | |
| /* Loop checking the values originally loaded into the floating point | |
| registers remain through the life of the task. */ | |
| push %eax /* push clobbered register. */ | |
| fldl dRegTest1_st7 /* st( 0 ) set to st( 7 ) value. */ | |
| fucomp %st( 7 ) /* Compare st( 0 ) with st( 7 ) and pop. */ | |
| fnstsw %ax /* Copy status word to ax. */ | |
| and $0x45, %ah /* Mask bits. */ | |
| xor $0x40, %ah /* test bits. */ | |
| jne _RegTest1Error | |
| fldl dRegTest1_st6 | |
| fucomp %st( 6 ) | |
| fnstsw %ax | |
| and $0x45, %ah | |
| xor $0x40, %ah | |
| jne _RegTest1Error | |
| fldl dRegTest1_st5 | |
| fucomp %st( 5 ) | |
| fnstsw %ax | |
| and $0x45, %ah | |
| xor $0x40, %ah | |
| jne _RegTest1Error | |
| fldl dRegTest1_st4 | |
| fucomp %st( 4 ) | |
| fnstsw %ax | |
| and $0x45, %ah | |
| xor $0x40, %ah | |
| jne _RegTest1Error | |
| fldl dRegTest1_st3 | |
| fucomp %st( 3 ) | |
| fnstsw %ax | |
| and $0x45, %ah | |
| xor $0x40, %ah | |
| jne _RegTest1Error | |
| fldl dRegTest1_st2 | |
| fucomp %st( 2 ) | |
| fnstsw %ax | |
| and $0x45, %ah | |
| xor $0x40, %ah | |
| jne _RegTest1Error | |
| fldl dRegTest1_st1 | |
| fucomp %st( 1 ) | |
| fnstsw %ax | |
| and $0x45, %ah | |
| xor $0x40, %ah | |
| jne _RegTest1Error | |
| /* Restore clobbered register. */ | |
| pop %eax | |
| .endif /* configSUPPORT_FPU */ | |
| /* Incrememnt the loop counter to prove this task has not gone into the | |
| error null loop. */ | |
| add $1, ulRegTest1Counter | |
| /* Loop again. */ | |
| jmp _RegTest1Loop | |
| _RegTest1Error: | |
| jmp . | |
| .endfunc | |
| /*-----------------------------------------------------------*/ | |
| .func vRegTest2 | |
| vRegTest2: | |
| /* Set initial values into the general purpose registers. */ | |
| movl $0x10101010, %eax | |
| movl $0x20202020, %ebx | |
| movl $0x30303030, %ecx | |
| movl $0x40404040, %edx | |
| movl $0x50505050, %esi | |
| movl $0x60606060, %edi | |
| /* Set initial values into the floating point registers. */ | |
| .if configSUPPORT_FPU == 1 | |
| fldl dRegTest2_st7 | |
| fldl dRegTest2_st6 | |
| fldl dRegTest2_st5 | |
| fldl dRegTest2_st4 | |
| fldl dRegTest2_st3 | |
| fldl dRegTest2_st2 | |
| fldl dRegTest2_st1 | |
| .endif | |
| _RegTest2Loop: | |
| /* Loop checking the values originally loaded into the general purpose | |
| registers remain through the life of the task. */ | |
| cmp $0x10101010, %eax | |
| jne _RegTest2Error | |
| cmp $0x20202020, %ebx | |
| jne _RegTest2Error | |
| cmp $0x30303030, %ecx | |
| jne _RegTest2Error | |
| cmp $0x40404040, %edx | |
| jne _RegTest2Error | |
| cmp $0x50505050, %esi | |
| jne _RegTest2Error | |
| cmp $0x60606060, %edi | |
| jne _RegTest1Error | |
| .if configSUPPORT_FPU == 1 | |
| /* Loop checking the values originally loaded into the floating point | |
| registers remain through the life of the task. */ | |
| /* Loop checking the values originally loaded into the floating point | |
| registers remain through the life of the task. */ | |
| push %eax /* push clobbered register. */ | |
| fldl dRegTest2_st7 /* st( 0 ) set to st( 7 ) value. */ | |
| fucomp %st( 7 ) /* Compare st( 0 ) with st( 7 ) and pop. */ | |
| fnstsw %ax /* Copy status word to ax. */ | |
| and $0x45, %ah /* Mask bits. */ | |
| xor $0x40, %ah /* test bits. */ | |
| jne _RegTest1Error | |
| fldl dRegTest2_st6 | |
| fucomp %st( 6 ) | |
| fnstsw %ax | |
| and $0x45, %ah | |
| xor $0x40, %ah | |
| jne _RegTest1Error | |
| fldl dRegTest2_st5 | |
| fucomp %st( 5 ) | |
| fnstsw %ax | |
| and $0x45, %ah | |
| xor $0x40, %ah | |
| jne _RegTest1Error | |
| fldl dRegTest2_st4 | |
| fucomp %st( 4 ) | |
| fnstsw %ax | |
| and $0x45, %ah | |
| xor $0x40, %ah | |
| jne _RegTest1Error | |
| fldl dRegTest2_st3 | |
| fucomp %st( 3 ) | |
| fnstsw %ax | |
| and $0x45, %ah | |
| xor $0x40, %ah | |
| jne _RegTest1Error | |
| fldl dRegTest2_st2 | |
| fucomp %st( 2 ) | |
| fnstsw %ax | |
| and $0x45, %ah | |
| xor $0x40, %ah | |
| jne _RegTest1Error | |
| fldl dRegTest2_st1 | |
| fucomp %st( 1 ) | |
| fnstsw %ax | |
| and $0x45, %ah | |
| xor $0x40, %ah | |
| jne _RegTest1Error | |
| /* Restore clobbered register. */ | |
| pop %eax | |
| .endif /* configSUPPORT_FPU */ | |
| /* Force a yield from one of the reg test tasks to increase coverage. */ | |
| call vGenerateYieldInterrupt | |
| /* Increment the loop counter to prove this task has not entered the error | |
| null loop. */ | |
| add $1, ulRegTest2Counter | |
| jmp _RegTest2Loop | |
| _RegTest2Error: | |
| jmp . | |
| .endfunc | |
| /*-----------------------------------------------------------*/ | |
| /* Purely for demonstration purposes, two of the HPET timers used by the | |
| IntQueue test use the central interrupt handler, and timer 1 uses its own | |
| assembly wrapper - which is defined below. See | |
| http://www.freertos.org/RTOS_Intel_Quark_Galileo_GCC.html#interrupts for more | |
| information. */ | |
| .func vApplicationHPETTimer1Wrapper | |
| vApplicationHPETTimer1Wrapper: | |
| portFREERTOS_INTERRUPT_ENTRY | |
| call vHPETIRQHandler1 | |
| portFREERTOS_INTERRUPT_EXIT | |
| .endfunc | |
| .end |