diff --git a/Demo/MicroBlaze_Spartan-6_EthernetLite/SDKProjects/RTOSDemoSource/FreeRTOS_Source/portable/GCC/MicroBlaze/portasm.s b/Demo/MicroBlaze_Spartan-6_EthernetLite/SDKProjects/RTOSDemoSource/FreeRTOS_Source/portable/GCC/MicroBlaze/portasm.s deleted file mode 100644 index cf03909b7f..0000000000 --- a/Demo/MicroBlaze_Spartan-6_EthernetLite/SDKProjects/RTOSDemoSource/FreeRTOS_Source/portable/GCC/MicroBlaze/portasm.s +++ /dev/null @@ -1,258 +0,0 @@ -/* - FreeRTOS V7.0.1 - Copyright (C) 2011 Real Time Engineers Ltd. - - - FreeRTOS supports many tools and architectures. V7.0.0 is sponsored by: - Atollic AB - Atollic provides professional embedded systems development - tools for C/C++ development, code analysis and test automation. - See http://www.atollic.com - - - *************************************************************************** - * * - * 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! - - http://www.FreeRTOS.org - Documentation, latest information, license and - contact details. - - http://www.SafeRTOS.com - A version that is certified for use in safety - critical systems. - - http://www.OpenRTOS.com - Commercial support, development, porting, - licensing and training services. -*/ - - .extern pxCurrentTCB - .extern XIntc_DeviceInterruptHandler - .extern vTaskSwitchContext - .extern uxCriticalNesting - .extern pulISRStack - - .global _interrupt_handler - .global VPortYieldASM - .global vPortStartFirstTask - - -.macro portSAVE_CONTEXT - - /* Make room for the context on the stack. */ - addik r1, r1, -132 - - /* Save r31 so it can then be used as a temporary. */ - swi r31, r1, 4 - - /* Copy the msr into r31 - this is stacked later. */ - mfs r31, rmsr - - /* Stack general registers. */ - swi r30, r1, 12 - swi r29, r1, 16 - swi r28, r1, 20 - swi r27, r1, 24 - swi r26, r1, 28 - swi r25, r1, 32 - swi r24, r1, 36 - swi r23, r1, 40 - swi r22, r1, 44 - swi r21, r1, 48 - swi r20, r1, 52 - swi r19, r1, 56 - swi r18, r1, 60 - swi r17, r1, 64 - swi r16, r1, 68 - swi r15, r1, 72 - swi r13, r1, 80 - swi r12, r1, 84 - swi r11, r1, 88 - swi r10, r1, 92 - swi r9, r1, 96 - swi r8, r1, 100 - swi r7, r1, 104 - swi r6, r1, 108 - swi r5, r1, 112 - swi r4, r1, 116 - swi r3, r1, 120 - swi r2, r1, 124 - - /* Stack the critical section nesting value. */ - lwi r3, r0, uxCriticalNesting - swi r3, r1, 128 - - /* Save the top of stack value to the TCB. */ - lwi r3, r0, pxCurrentTCB - sw r1, r0, r3 - - .endm - -.macro portRESTORE_CONTEXT - - /* Load the top of stack value from the TCB. */ - lwi r3, r0, pxCurrentTCB - lw r1, r0, r3 - - /* Restore the general registers. */ - lwi r31, r1, 4 - lwi r30, r1, 12 - lwi r29, r1, 16 - lwi r28, r1, 20 - lwi r27, r1, 24 - lwi r26, r1, 28 - lwi r25, r1, 32 - lwi r24, r1, 36 - lwi r23, r1, 40 - lwi r22, r1, 44 - lwi r21, r1, 48 - lwi r20, r1, 52 - lwi r19, r1, 56 - lwi r18, r1, 60 - lwi r17, r1, 64 - lwi r16, r1, 68 - lwi r15, r1, 72 - lwi r14, r1, 76 - lwi r13, r1, 80 - lwi r12, r1, 84 - lwi r11, r1, 88 - lwi r10, r1, 92 - lwi r9, r1, 96 - lwi r8, r1, 100 - lwi r7, r1, 104 - lwi r6, r1, 108 - lwi r5, r1, 112 - lwi r4, r1, 116 - lwi r2, r1, 124 - - /* Reload the rmsr from the stack. */ - lwi r3, r1, 8 - mts rmsr, r3 - - /* Load the critical nesting value. */ - lwi r3, r1, 128 - swi r3, r0, uxCriticalNesting - - /* Test the critical nesting value. If it is non zero then the task last - exited the running state using a yield. If it is zero, then the task - last exited the running state through an interrupt. */ - xori r3, r3, 0 - bnei r3, exit_from_yield - - /* r3 was being used as a temporary. Now restore its true value from the - stack. */ - lwi r3, r1, 120 - - /* Remove the stack frame. */ - addik r1, r1, 132 - - /* Return using rtid so interrupts are re-enabled as this function is - exited. */ - rtid r14, 0 - or r0, r0, r0 - - .endm - - .text - .align 2 - -/* This function is used to exit portRESTORE_CONTEXT() if the task being -returned to last left the Running state by calling taskYIELD() (rather than -being preempted by an interrupt. */ -exit_from_yield: - - /* r3 was being used as a temporary. Now restore its true value from the - stack. */ - lwi r3, r1, 120 - - /* Remove the stack frame. */ - addik r1, r1, 132 - - /* Return to the task. */ - rtsd r14, 0 - or r0, r0, r0 - - -_interrupt_handler: - - portSAVE_CONTEXT - - /* Stack msr. */ - swi r31, r1, 8 - - /* Stack the return address. */ - swi r14, r1, 76 - - /* Switch to the ISR stack. */ - lwi r1, r0, pulISRStack - - /* Execute any pending interrupts. */ - bralid r15, XIntc_DeviceInterruptHandler - or r0, r0, r0 - - /* Restore the context of the next task scheduled to execute. */ - portRESTORE_CONTEXT - - -VPortYieldASM: - - portSAVE_CONTEXT - - /* Stack msr. */ - swi r31, r1, 8 - - /* Modify the return address so a return is done to the instruction after - the call to VPortYieldASM. */ - addi r14, r14, 8 - swi r14, r1, 76 - - /* Switch to use the ISR stack. */ - lwi r1, r0, pulISRStack - - /* Select the next task to execute. */ - bralid r15, vTaskSwitchContext - or r0, r0, r0 - - /* Restore the context of the next task scheduled to execute. */ - portRESTORE_CONTEXT - -vPortStartFirstTask: - - portRESTORE_CONTEXT - - - - - -