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bsp/mpc55xx: Set PPC_EXC_CONFIG_USE_FIXED_HANDLER

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This commit is contained in:
Sebastian Huber
2012-11-19 09:02:12 +01:00
parent 1c479be447
commit 3ce66aabb5
5 changed files with 55 additions and 11 deletions
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39
c/src/lib/libcpu/powerpc/mpc55xx/irq/irq.c
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@@ -7,12 +7,13 @@
*/
/*
* Copyright (c) 2008
* Embedded Brains GmbH
* Obere Lagerstr. 30
* D-82178 Puchheim
* Germany
* rtems@embedded-brains.de
* Copyright (c) 2008-2012 embedded brains GmbH. All rights reserved.
*
* embedded brains GmbH
* Obere Lagerstr. 30
* 82178 Puchheim
* Germany
* <rtems@embedded-brains.de>
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
@@ -112,10 +113,7 @@ rtems_status_code mpc55xx_interrupt_handler_install(
}
}
/**
* @brief External exception handler.
*/
static int mpc55xx_external_exception_handler( BSP_Exception_frame *frame, unsigned exception_number)
static void mpc55xx_interrupt_dispatch(void)
{
/* Acknowlege interrupt request */
rtems_vector_number vector = INTC.IACKR.B.INTVEC;
@@ -131,18 +129,39 @@ static int mpc55xx_external_exception_handler( BSP_Exception_frame *frame, unsig
/* End of interrupt */
INTC.EOIR.R = 1;
}
#ifndef PPC_EXC_CONFIG_USE_FIXED_HANDLER
/**
* @brief External exception handler.
*/
static int mpc55xx_external_exception_handler( BSP_Exception_frame *frame, unsigned exception_number)
{
mpc55xx_interrupt_dispatch();
return 0;
}
#else /* PPC_EXC_CONFIG_USE_FIXED_HANDLER */
void bsp_interrupt_dispatch(void)
{
mpc55xx_interrupt_dispatch();
}
#endif /* PPC_EXC_CONFIG_USE_FIXED_HANDLER */
rtems_status_code bsp_interrupt_facility_initialize(void)
{
rtems_vector_number vector;
#ifndef PPC_EXC_CONFIG_USE_FIXED_HANDLER
/* Install exception handler */
if (ppc_exc_set_handler( ASM_EXT_VECTOR, mpc55xx_external_exception_handler)) {
return RTEMS_IO_ERROR;
}
#endif
/* Initialize interrupt controller */