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Update to use Yagarto compiler and use the noinline attribute on the serial port handler function.

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This commit is contained in:
Richard Barry 2009-09-18 13:55:43 +00:00
parent 4b7c5b07c1
commit 9a76bc39cb
3 changed files with 14 additions and 2 deletions
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6
Demo/ARM7_AT91FR40008_GCC/atmel-ram.ld
View file

@ -35,6 +35,12 @@ SECTIONS
*(.bss) *(.bss)
} >ram } >ram
. = ALIGN(4);
.eh_frame :
{
KEEP (*(.eh_frame))
} > ram
/* Align here to ensure that the .bss section occupies space up to /* Align here to ensure that the .bss section occupies space up to
_end. Align after .bss to ensure correct alignment even if the _end. Align after .bss to ensure correct alignment even if the
.bss section disappears because there are no input sections. */ .bss section disappears because there are no input sections. */

6
Demo/ARM7_AT91FR40008_GCC/atmel-rom.ld
View file

@ -36,6 +36,12 @@ SECTIONS
*(.bss) *(.bss)
} >ram } >ram
. = ALIGN(4);
.eh_frame :
{
KEEP (*(.eh_frame))
} > ram
/* Align here to ensure that the .bss section occupies space up to /* Align here to ensure that the .bss section occupies space up to
_end. Align after .bss to ensure correct alignment even if the _end. Align after .bss to ensure correct alignment even if the
.bss section disappears because there are no input sections. */ .bss section disappears because there are no input sections. */

4
Demo/ARM7_AT91FR40008_GCC/serial/serialISR.c
View file

@ -93,7 +93,7 @@ void vUART_ISR_Wrapper( void ) __attribute__ ((naked));
/* The ISR function that actually performs the work. This must be separate /* The ISR function that actually performs the work. This must be separate
from the wrapper to ensure the correct stack frame is set up. */ from the wrapper to ensure the correct stack frame is set up. */
void vUART_ISR_Handler( void ); void vUART_ISR_Handler( void ) __attribute__ ((noinline));
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
void vSerialISRCreateQueues( unsigned portBASE_TYPE uxQueueLength, xQueueHandle *pxRxedChars, xQueueHandle *pxCharsForTx ) void vSerialISRCreateQueues( unsigned portBASE_TYPE uxQueueLength, xQueueHandle *pxRxedChars, xQueueHandle *pxCharsForTx )
@ -116,7 +116,7 @@ void vUART_ISR_Wrapper( void )
/* Call the handler. This must be a separate function to ensure the /* Call the handler. This must be a separate function to ensure the
stack frame is correctly set up. */ stack frame is correctly set up. */
vUART_ISR_Handler(); __asm volatile( "bl vUART_ISR_Handler" );
/* Restore the context of whichever task will run next. */ /* Restore the context of whichever task will run next. */
portRESTORE_CONTEXT(); portRESTORE_CONTEXT();