diff options
Diffstat (limited to '')
| -rw-r--r-- | c/src/lib/libbsp/m68k/mvme167/clock/ckinit.c | 38 |
1 files changed, 17 insertions, 21 deletions
diff --git a/c/src/lib/libbsp/m68k/mvme167/clock/ckinit.c b/c/src/lib/libbsp/m68k/mvme167/clock/ckinit.c index 961376f3d6..021725d992 100644 --- a/c/src/lib/libbsp/m68k/mvme167/clock/ckinit.c +++ b/c/src/lib/libbsp/m68k/mvme167/clock/ckinit.c @@ -156,21 +156,19 @@ void VMEchip2_T2_initialize( void ) Clock_driver_ticks = 0; Clock_isrs = BSP_Configuration.microseconds_per_tick / 1000; - if ( BSP_Configuration.ticks_per_timeslice ) { - lcsr->intr_ena &= 0xFDFFFFFF; /* Disable tick timer 2 interrupt */ - lcsr->intr_clear = 0x02000000; /* Clear tick timer 2 interrupt */ - lcsr->intr_level[0] = /* Set tick timer 2 interrupt level */ - (lcsr->intr_level[0] & 0xFFFFFF0F ) | (CLOCK_INT_LEVEL << 4); - lcsr->timer_cmp_2 = MS_COUNT; /* Period in compare register */ - lcsr->timer_cnt_2 = 0; /* Clear tick timer 2 counter */ - Old_ticker = /* Install C ISR */ - (rtems_isr_entry) set_vector( VMEchip2_T2_isr, CLOCK_VECTOR, 1 ); - lcsr->board_ctl |= 0x700; /* Start tick timer 2, reset-on-compare, */ - /* and clear tick timer 2 overflow counter */ - lcsr->intr_ena |= 0x02000000; /* Enable tick timer 2 interrupt */ - lcsr->vector_base |= 0x00800000;/* Unmask VMEchip2 interrupts */ - atexit( clock_exit ); /* Turn off T2 interrupts when we exit */ - } + lcsr->intr_ena &= 0xFDFFFFFF; /* Disable tick timer 2 interrupt */ + lcsr->intr_clear = 0x02000000; /* Clear tick timer 2 interrupt */ + lcsr->intr_level[0] = /* Set tick timer 2 interrupt level */ + (lcsr->intr_level[0] & 0xFFFFFF0F ) | (CLOCK_INT_LEVEL << 4); + lcsr->timer_cmp_2 = MS_COUNT; /* Period in compare register */ + lcsr->timer_cnt_2 = 0; /* Clear tick timer 2 counter */ + Old_ticker = /* Install C ISR */ + (rtems_isr_entry) set_vector( VMEchip2_T2_isr, CLOCK_VECTOR, 1 ); + lcsr->board_ctl |= 0x700; /* Start tick timer 2, reset-on-compare, */ + /* and clear tick timer 2 overflow counter */ + lcsr->intr_ena |= 0x02000000; /* Enable tick timer 2 interrupt */ + lcsr->vector_base |= 0x00800000;/* Unmask VMEchip2 interrupts */ + atexit( clock_exit ); /* Turn off T2 interrupts when we exit */ } @@ -189,13 +187,11 @@ void VMEchip2_T2_initialize( void ) */ void clock_exit( void ) { - if ( BSP_Configuration.ticks_per_timeslice ) { - lcsr->board_ctl &= 0xFFFFFEFF; /* Stop tick timer 2 */ - lcsr->intr_ena &= 0xFDFFFFFF; /* Disable tick timer 2 interrupt */ - lcsr->intr_clear = 0x02000000; /* Clear tick timer 2 interrupt */ + lcsr->board_ctl &= 0xFFFFFEFF; /* Stop tick timer 2 */ + lcsr->intr_ena &= 0xFDFFFFFF; /* Disable tick timer 2 interrupt */ + lcsr->intr_clear = 0x02000000; /* Clear tick timer 2 interrupt */ - set_vector( Old_ticker, CLOCK_VECTOR, 1 ); - } + set_vector( Old_ticker, CLOCK_VECTOR, 1 ); } |