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2009-11-23 Joel Sherrill <joel.sherrill@OARcorp.com>

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* clockdrv_shell.h: Clean up.
This commit is contained in:
Joel Sherrill
2009-11-23 20:11:57 +00:00
parent e5962ef59d
commit 6083017bf6
2 changed files with 32 additions and 52 deletions
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80
c/src/lib/libbsp/shared/clockdrv_shell.h
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@@ -1,7 +1,7 @@
/*
* Clock Tick Device Driver Shell
*
* COPYRIGHT (c) 1989-2006.
* COPYRIGHT (c) 1989-2009.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
@@ -36,12 +36,7 @@
/*
* Clock ticks since initialization
*/
volatile uint32_t Clock_driver_ticks;
/*
* ISR formerly installed.
*/
rtems_isr_entry Old_ticker;
volatile uint32_t Clock_driver_ticks;
void Clock_exit( void );
@@ -101,50 +96,6 @@ rtems_isr Clock_isr(
#endif
}
/*
* Install_clock
*
* This routine actually performs the hardware initialization for the clock.
*
* Input parameters:
* clock_isr - clock interrupt service routine entry point
*
* Output parameters: NONE
*
* Return values: NONE
*
*/
static void Install_clock(
rtems_isr_entry clock_isr
)
{
Clock_driver_ticks = 0;
/*
* Find timer -- some BSPs search buses for hardware timer
*/
Clock_driver_support_find_timer();
/*
* Install vector
*/
Clock_driver_support_install_isr( clock_isr, Old_ticker );
#if defined(Clock_driver_nanoseconds_since_last_tick)
rtems_clock_set_nanoseconds_extension(
Clock_driver_nanoseconds_since_last_tick
);
#endif
/*
* Now initialize the hardware that is the source of the tick ISR.
*/
Clock_driver_support_initialize_hardware();
atexit( Clock_exit );
}
/*
* Clock_exit
*
@@ -188,7 +139,32 @@ rtems_device_driver Clock_initialize(
void *pargp
)
{
Install_clock( Clock_isr );
rtems_isr_entry Old_ticker;
Clock_driver_ticks = 0;
/*
* Find timer -- some BSPs search buses for hardware timer
*/
Clock_driver_support_find_timer();
/*
* Install vector
*/
Clock_driver_support_install_isr( Clock_isr, Old_ticker );
#if defined(Clock_driver_nanoseconds_since_last_tick)
rtems_clock_set_nanoseconds_extension(
Clock_driver_nanoseconds_since_last_tick
);
#endif
/*
* Now initialize the hardware that is the source of the tick ISR.
*/
Clock_driver_support_initialize_hardware();
atexit( Clock_exit );
/*
* If we are counting ISRs per tick, then initialize the counter.