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Updated GCC/ARM7 ISR functions so they only use static variables.

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This commit is contained in:
Richard Barry 2007-10-26 10:14:19 +00:00
parent a3921adfe1
commit c54ec1c639
8 changed files with 52 additions and 21 deletions
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14
Demo/ARM7_AT91FR40008_GCC/serial/serialISR.c
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@ -97,10 +97,14 @@ void vUART_ISR( void )
variable declarations. */
portENTER_SWITCHING_ISR();
/* Now we can declare the local variables. */
signed portCHAR cChar;
portBASE_TYPE xTaskWokenByTx = pdFALSE, xTaskWokenByRx = pdFALSE;
unsigned portLONG ulStatus;
/* Now we can declare the local variables. These must be static. */
static signed portCHAR cChar;
static portBASE_TYPE xTaskWokenByTx, xTaskWokenByRx;
static unsigned portLONG ulStatus;
/* These variables are static so need initialising manually here. */
xTaskWokenByTx = pdFALSE;
xTaskWokenByRx = pdFALSE;
/* What caused the interrupt? */
ulStatus = AT91C_BASE_US0->US_CSR & AT91C_BASE_US0->US_IMR;
@ -133,7 +137,7 @@ void vUART_ISR( void )
}
}
// Acknowledge the interrupt at AIC level...
/* Acknowledge the interrupt at AIC level... */
AT91C_BASE_AIC->AIC_EOICR = serCLEAR_AIC_INTERRUPT;
/* Exit the ISR. If a task was woken by either a character being received