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Update yield code in RX600/IAR compiler port.

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Richard Barry 2013-04-17 08:46:10 +00:00
parent 4f5f527c73
commit 0013028c7a
1 changed files with 21 additions and 11 deletions
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32
FreeRTOS/Source/portable/IAR/RX600/portmacro.h
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@ -56,19 +56,19 @@
*************************************************************************** ***************************************************************************
http://www.FreeRTOS.org - Documentation, books, training, latest versions, http://www.FreeRTOS.org - Documentation, books, training, latest versions,
license and Real Time Engineers Ltd. contact details. license and Real Time Engineers Ltd. contact details.
http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products, http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,
including FreeRTOS+Trace - an indispensable productivity tool, and our new including FreeRTOS+Trace - an indispensable productivity tool, and our new
fully thread aware and reentrant UDP/IP stack. fully thread aware and reentrant UDP/IP stack.
http://www.OpenRTOS.com - Real Time Engineers ltd license FreeRTOS to High http://www.OpenRTOS.com - Real Time Engineers ltd license FreeRTOS to High
Integrity Systems, who sell the code with commercial support, Integrity Systems, who sell the code with commercial support,
indemnification and middleware, under the OpenRTOS brand. indemnification and middleware, under the OpenRTOS brand.
http://www.SafeRTOS.com - High Integrity Systems also provide a safety http://www.SafeRTOS.com - High Integrity Systems also provide a safety
engineered and independently SIL3 certified version for use in safety and engineered and independently SIL3 certified version for use in safety and
mission critical applications that require provable dependability. mission critical applications that require provable dependability.
*/ */
@ -114,13 +114,23 @@ portSTACK_TYPE and portBASE_TYPE. */
/* Hardware specifics. */ /* Hardware specifics. */
#define portBYTE_ALIGNMENT 8 /* Could make four, according to manual. */ #define portBYTE_ALIGNMENT 8 /* Could make four, according to manual. */
#define portSTACK_GROWTH -1 #define portSTACK_GROWTH -1
#define portTICK_RATE_MS ( ( portTickType ) 1000 / configTICK_RATE_HZ ) #define portTICK_RATE_MS ( ( portTickType ) 1000 / configTICK_RATE_HZ )
#define portNOP() __no_operation() #define portNOP() __no_operation()
/* The location of the software interrupt register. Software interrupts use /* Yield equivalent to "*portITU_SWINTR = 0x01; ( void ) *portITU_SWINTR;"
vector 27. */ where portITU_SWINTR is the location of the software interrupt register
#define portITU_SWINTR ( ( unsigned char * ) 0x000872E0 ) (0x000872E0). Don't rely on the assembler to select a register, so instead
#define portYIELD() *portITU_SWINTR = ( unsigned char ) 0x01; portNOP(); portNOP(); portNOP(); portNOP(); portNOP() save and restore clobbered registers manually. */
#define portYIELD() \
__asm volatile \
( \
"PUSH.L R10 \n" \
"MOV.L #0x872E0, R10 \n" \
"MOV.B #0x1, [R10] \n" \
"MOV.L [R10], R10 \n" \
"POP R10 \n" \
)
#define portYIELD_FROM_ISR( x ) if( ( x ) != pdFALSE ) portYIELD() #define portYIELD_FROM_ISR( x ) if( ( x ) != pdFALSE ) portYIELD()
/* /*