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