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/*
* Clock Tick interrupt conexion code.
*/
/*
* COPYRIGHT (c) 1989-1997.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may in
* the file LICENSE in this distribution or at
* http://www.rtems.org/license/LICENSE.
*
* Modified to support the MPC750.
* Modifications Copyright (c) 1999 Eric Valette valette@crf.canon.fr
*/
#include <bsp.h>
#include <bsp/irq.h>
#include <libcpu/c_clock.h>
#include <libcpu/cpuIdent.h>
static rtems_irq_connect_data clockIrqData;
static rtems_irq_connect_data clockIrqData = {
BSP_DECREMENTER,
clockIsr,
NULL,
(rtems_irq_enable)clockOn,
(rtems_irq_disable)clockOff,
(rtems_irq_is_enabled) clockIsOn
};
int BSP_disconnect_clock_handler(void)
{
return BSP_remove_rtems_irq_handler(&clockIrqData);
}
int BSP_connect_clock_handler(void)
{
if ( ppc_cpu_is_bookE() )
clockIrqData.hdl = clockIsrBookE;
return BSP_install_rtems_irq_handler(&clockIrqData);
}
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