Add FreeRTOS-Plus directory.

2025-08-20 01:58:32 -04:00 · 2012-08-11 21:34:11 +00:00 · 2012-08-11 21:34:11 +00:00 · f508a5f653
commit f508a5f653
parent 7bd5f21ad5
6798 changed files with 134949 additions and 19 deletions
--- a/FreeRTOS/Source/portable/IAR/78K0R/ISR_Support.h
+++ b/FreeRTOS/Source/portable/IAR/78K0R/ISR_Support.h
@ -0,0 +1,118 @@
+;/*
+;    FreeRTOS V7.1.1 - Copyright (C) 2012 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!
+;
+;    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.
+;*/
+
+#include "FreeRTOSConfig.h"
+
+; Variables used by scheduler
+;------------------------------------------------------------------------------
+	EXTERN    pxCurrentTCB
+	EXTERN    usCriticalNesting
+
+;------------------------------------------------------------------------------
+;   portSAVE_CONTEXT MACRO
+;   Saves the context of the general purpose registers, CS and ES (only in far 
+;	memory mode) registers the usCriticalNesting Value and the Stack Pointer
+;   of the active Task onto the task stack
+;------------------------------------------------------------------------------
+portSAVE_CONTEXT MACRO
+
+	PUSH      AX                    ; Save AX Register to stack.
+	PUSH      HL
+#if configMEMORY_MODE == 1
+	MOV       A, CS                 ; Save CS register.
+	XCH       A, X
+	MOV       A, ES                 ; Save ES register.
+	PUSH      AX
+#else
+	MOV       A, CS                 ; Save CS register.
+	PUSH      AX
+#endif
+	PUSH      DE                    ; Save the remaining general purpose registers.
+	PUSH      BC
+	MOVW      AX, usCriticalNesting ; Save the usCriticalNesting value.
+	PUSH      AX	
+	MOVW      AX, pxCurrentTCB 	    ; Save the Stack pointer.
+	MOVW      HL, AX					
+	MOVW      AX, SP					
+	MOVW      [HL], AX					
+	ENDM
+;------------------------------------------------------------------------------
+
+;------------------------------------------------------------------------------
+;   portRESTORE_CONTEXT MACRO
+;   Restores the task Stack Pointer then use this to restore usCriticalNesting,
+;   general purpose registers and the CS and ES (only in far memory mode)
+;   of the selected task from the task stack
+;------------------------------------------------------------------------------
+portRESTORE_CONTEXT MACRO
+	MOVW      AX, pxCurrentTCB	    ; Restore the Stack pointer.
+	MOVW      HL, AX
+	MOVW      AX, [HL]
+	MOVW      SP, AX
+	POP	      AX	                ; Restore usCriticalNesting value.
+	MOVW      usCriticalNesting, AX
+	POP	      BC                    ; Restore the necessary general purpose registers.
+	POP	      DE
+#if configMEMORY_MODE == 1
+	POP       AX                    ; Restore the ES register.
+	MOV       ES, A
+	XCH       A, X                  ; Restore the CS register.
+	MOV       CS, A
+#else
+	POP       AX
+	MOV       CS, A                 ; Restore CS register.
+#endif
+	POP       HL                    ; Restore general purpose register HL.
+	POP       AX                    ; Restore AX.
+	ENDM
+;------------------------------------------------------------------------------