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[/] [openrisc/] [trunk/] [rtos/] [freertos-6.1.1/] [Source/] [portable/] [Rowley/] [MSP430F449/] [portasm.h] - Rev 599
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/* 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. */ #ifndef PORT_ASM_H #define PORT_ASM_H portSAVE_CONTEXT macro /* Save the remaining registers. */ push r4 push r5 push r6 push r7 push r8 push r9 push r10 push r11 push r12 push r13 push r14 push r15 mov.w &_usCriticalNesting, r14 push r14 mov.w &_pxCurrentTCB, r12 mov.w r1, @r12 endm /*-----------------------------------------------------------*/ portRESTORE_CONTEXT macro mov.w &_pxCurrentTCB, r12 mov.w @r12, r1 pop r15 mov.w r15, &_usCriticalNesting pop r15 pop r14 pop r13 pop r12 pop r11 pop r10 pop r9 pop r8 pop r7 pop r6 pop r5 pop r4 /* The last thing on the stack will be the status register. Ensure the power down bits are clear ready for the next time this power down register is popped from the stack. */ bic.w #0xf0,0(SP) reti endm /*-----------------------------------------------------------*/ #endif
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