URL
https://opencores.org/ocsvn/openrisc/openrisc/trunk
Subversion Repositories openrisc
[/] [openrisc/] [trunk/] [rtos/] [freertos-6.1.1/] [Demo/] [NEC_78K0R_IAR/] [ButtonISR.s26] - Rev 613
Go to most recent revision | Compare with Previous | Blame | View Log
;/*
; FreeRTOS V6.1.1 - Copyright (C) 2011 Real Time Engineers Ltd.
;
; ***************************************************************************
; * *
; * If you are: *
; * *
; * + New to FreeRTOS, *
; * + Wanting to learn FreeRTOS or multitasking in general quickly *
; * + Looking for basic training, *
; * + Wanting to improve your FreeRTOS skills and productivity *
; * *
; * then take a look at the FreeRTOS books - available as PDF or paperback *
; * *
; * "Using the FreeRTOS Real Time Kernel - a Practical Guide" *
; * http://www.FreeRTOS.org/Documentation *
; * *
; * A pdf reference manual is also available. Both are usually delivered *
; * to your inbox within 20 minutes to two hours when purchased between 8am *
; * and 8pm GMT (although please allow up to 24 hours in case of *
; * exceptional circumstances). 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 exception 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.
;*/
;
; This file defines a wrapper for the interrupt generated each time the button
; on the target board is pushed. The asm wrapper is used to save and restore
; the task context as a context switch may occur within the ISR itself.
; The C portion of the ISR is defined within ButtonTask.c.
;
; Include the portSAVE_CONTEXT and portRESTORE_CONTEXT macros.
#include "ISR_Support.h"
PUBLIC vButtonISRWrapper
EXTERN vButtonISRHandler
RSEG CODE:CODE
vButtonISRWrapper:
; Save the current task context.
portSAVE_CONTEXT
; Call the C portion of the ISR.
call vButtonISRHandler
; Restore the context of whichever task is to run next - which might be
; different from the task that was originally interrupted.
portRESTORE_CONTEXT
reti
; Place the ISR into the vector table.
COMMON INTVEC:CODE:ROOT(1)
ORG 8
`??vButtonISRWrapper??INTVEC 8`:
DW vButtonISRWrapper
END
Go to most recent revision | Compare with Previous | Blame | View Log