diff options
Diffstat (limited to 'c/src/lib/libbsp/m68k/gen68340/clock/ckinit.c')
| -rw-r--r-- | c/src/lib/libbsp/m68k/gen68340/clock/ckinit.c | 28 |
1 files changed, 14 insertions, 14 deletions
diff --git a/c/src/lib/libbsp/m68k/gen68340/clock/ckinit.c b/c/src/lib/libbsp/m68k/gen68340/clock/ckinit.c index 6634fc270a..3078046cf5 100644 --- a/c/src/lib/libbsp/m68k/gen68340/clock/ckinit.c +++ b/c/src/lib/libbsp/m68k/gen68340/clock/ckinit.c @@ -1,4 +1,4 @@ -/* +/* * This routine initializes the MC68340/349 Periodic Interval Timer * * Based on the `gen68360' board support package, and covered by the @@ -9,7 +9,7 @@ * 4, rue du Clos Courtel * 35512 CESSON-SEVIGNE * FRANCE - * + * * e-mail: g_montel@yahoo.com * * $Id$ @@ -54,7 +54,7 @@ rtems_device_minor_number rtems_clock_minor; /****************************************************** Name: Clock_isr - Input parameters: irq vector + Input parameters: irq vector Output parameters: none Description: update # of clock ticks *****************************************************/ @@ -79,7 +79,7 @@ Clock_exit (void) { /* * Turn off periodic interval timer - */ + */ SIMPITR = 0; } @@ -99,23 +99,23 @@ Install_clock (rtems_isr_entry clock_isr) Clock_driver_ticks = 0; set_vector (clock_isr, CLOCK_VECTOR, 1); - + /* sets the Periodic Interrupt Control Register PICR */ /* voir a quoi correspond exactement le Clock Vector */ - SIMPICR = ( CLOCK_IRQ_LEVEL << 8 ) | ( CLOCK_VECTOR ); - + SIMPICR = ( CLOCK_IRQ_LEVEL << 8 ) | ( CLOCK_VECTOR ); + /* sets the PITR count value */ /* this assumes a 32.765 kHz crystal */ - + usecs_per_tick = BSP_Configuration.microseconds_per_tick; /* find out whether prescaler should be enabled or not */ if ( usecs_per_tick <= 31128 ) { pitr_tmp = ( usecs_per_tick * 8192 ) / 1000000 ; } else { pitr_tmp = ( usecs_per_tick / 1000000 ) * 16; - /* enable it */ - pitr_tmp |= 0x100; + /* enable it */ + pitr_tmp |= 0x100; } SIMPITR = (unsigned char) pitr_tmp; @@ -126,7 +126,7 @@ Install_clock (rtems_isr_entry clock_isr) /****************************************************** Name: Clock_initialize Input parameters: major & minor numbers - Output parameters: - + Output parameters: - Description: main entry for clock initialization calls the bsp dependant routine *****************************************************/ @@ -138,16 +138,16 @@ Clock_initialize( ) { Install_clock (Clock_isr); - + /* * make major/minor avail to others such as shared memory driver */ rtems_clock_major = major; rtems_clock_minor = minor; - + return RTEMS_SUCCESSFUL; } - + /****************************************************** Name: Clock_control Input parameters: major & minor number |