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/*
* Instantiate the clock driver shell.
*
* The tx3904 simulator in gdb counts instructions.
*
* $Id$
*/
#include <rtems.h>
#include <libcpu/mongoose-v.h>
#include <bsp.h>
#if defined(USE_TIMER2_FOR_CLOCK)
#define CLOCK_BASE MONGOOSEV_TIMER2_BASE
#define CLOCK_VECTOR MONGOOSEV_IRQ_TIMER2
#else
#define CLOCK_BASE MONGOOSEV_TIMER1_BASE
#define CLOCK_VECTOR MONGOOSEV_IRQ_TIMER1
#endif
/* reset Timeout (TO) bit */
#define Clock_driver_support_at_tick() \
MONGOOSEV_WRITE_REGISTER( \
CLOCK_BASE, \
MONGOOSEV_TIMER_CONTROL_REGISTER, \
(MONGOOSEV_TIMER_CONTROL_COUNTER_ENABLE | \
MONGOOSEV_TIMER_CONTROL_INTERRUPT_ENABLE) \
);
#define Clock_driver_support_install_isr( _new, _old ) \
do { \
_old = set_vector( _new, CLOCK_VECTOR, 1 ); \
} while(0)
extern int ClockRate;
#define CLICKS (unsigned32) &ClockRate
#define Clock_driver_support_initialize_hardware() \
do { \
unsigned32 _clicks; \
_clicks = CLICKS * rtems_configuration_get_microseconds_per_tick(); \
MONGOOSEV_WRITE_REGISTER( \
CLOCK_BASE, \
MONGOOSEV_TIMER_INITIAL_COUNTER_REGISTER, \
_clicks \
); \
Clock_driver_support_at_tick(); \
} while(0)
#define Clock_driver_support_shutdown_hardware() \
MONGOOSEV_WRITE_REGISTER( CLOCK_BASE, MONGOOSEV_TIMER_CONTROL_REGISTER, 0 )
#include <clockdrv_shell.c>
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