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Updated IAR RL78 port layer.

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This commit is contained in:
Richard Barry 2013-03-17 16:54:17 +00:00
parent b78fa80fbe
commit 8c66fdbb8c
5 changed files with 1414 additions and 20 deletions
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23
FreeRTOS/Source/portable/IAR/RL78/port.c
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@ -76,6 +76,10 @@
#include "FreeRTOS.h"
#include "task.h"
/* Hardware includes. */
#include "port_iodefine.h"
#include "port_iodefine_ext.h"
/* The critical nesting value is initialised to a non zero value to ensure
interrupts don't accidentally become enabled before the scheduler is started. */
#define portINITIAL_CRITICAL_NESTING ( ( unsigned short ) 10 )
@ -154,7 +158,7 @@ unsigned long *pulLocal;
/* The start address / PSW value is also written in as a 32bit value,
so leave a space for the second two bytes. */
pxTopOfStack--;
/* Task function start address combined with the PSW. */
pulLocal = ( unsigned long * ) pxTopOfStack;
*pulLocal = ( ( ( unsigned long ) pxCode ) | ( portPSW << 24UL ) );
@ -190,7 +194,7 @@ unsigned long *pulLocal;
*pxTopOfStack = ( portSTACK_TYPE ) 0x0F00;
pxTopOfStack--;
/* Finally the remaining general purpose registers DE and BC */
/* The remaining general purpose registers DE and BC */
*pxTopOfStack = ( portSTACK_TYPE ) 0xDEDE;
pxTopOfStack--;
*pxTopOfStack = ( portSTACK_TYPE ) 0xBCBC;
@ -198,7 +202,7 @@ unsigned long *pulLocal;
/* Finally the critical section nesting count is set to zero when the task
first starts. */
*pxTopOfStack = ( portSTACK_TYPE ) portNO_CRITICAL_SECTION_NESTING;
*pxTopOfStack = ( portSTACK_TYPE ) portNO_CRITICAL_SECTION_NESTING;
/* Return a pointer to the top of the stack that has beene generated so it
can be stored in the task control block for the task. */
@ -237,28 +241,25 @@ const unsigned short usCompareMatch = ( usClockHz / configTICK_RATE_HZ ) + 1UL;
/* Supply the RTC clock. */
RTCEN = ( unsigned char ) 1U;
/* Disable ITMC operation. */
ITMC = ( unsigned char ) 0x0000;
/* Disable INTIT interrupt. */
ITMK = ( unsigned char ) 1;
/* Set INTIT high priority */
ITPR1 = ( unsigned char ) 1;
ITPR0 = ( unsigned char ) 1;
/* Clear INIT interrupt. */
ITIF = ( unsigned char ) 0;
/* Set interval and enable interrupt operation. */
ITMC = usCompareMatch | 0x8000U;
/* Enable INTIT interrupt. */
ITMK = ( unsigned char ) 0;
/* Enable IT operation. */
// ITMC |= 0x8000;
}
/*-----------------------------------------------------------*/