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Diffstat (limited to 'c/src/lib/libbsp/m68k/dmv152/clock/ckinit.c')
-rw-r--r--c/src/lib/libbsp/m68k/dmv152/clock/ckinit.c101
1 files changed, 0 insertions, 101 deletions
diff --git a/c/src/lib/libbsp/m68k/dmv152/clock/ckinit.c b/c/src/lib/libbsp/m68k/dmv152/clock/ckinit.c
deleted file mode 100644
index d5f0f5e023..0000000000
--- a/c/src/lib/libbsp/m68k/dmv152/clock/ckinit.c
+++ /dev/null
@@ -1,101 +0,0 @@
-/* Clock_init()
- *
- * This routine initializes the Z80386 1 on the MVME136 board.
- * The tick frequency is 1 millisecond.
- *
- * Input parameters: NONE
- *
- * Output parameters: NONE
- *
- * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994.
- * On-Line Applications Research Corporation (OAR).
- * All rights assigned to U.S. Government, 1994.
- *
- * This material may be reproduced by or for the U.S. Government pursuant
- * to the copyright license under the clause at DFARS 252.227-7013. This
- * notice must appear in all copies of this file and its derivatives.
- *
- * $Id$
- */
-
-#include <stdlib.h>
-
-#include <rtems.h>
-#include <bsp.h>
-#include <clockdrv.h>
-
-rtems_unsigned32 Clock_isrs; /* ISRs until next tick */
-volatile rtems_unsigned32 Clock_driver_ticks;
- /* ticks since initialization */
-rtems_isr_entry Old_ticker;
-
-rtems_device_driver Clock_initialize(
- rtems_device_major_number major,
- rtems_device_minor_number minor,
- void *pargp,
- rtems_id tid,
- rtems_unsigned32 *rval
-)
-{
- Install_clock( Clock_isr );
-}
-
-void ReInstall_clock(
- rtems_isr_entry clock_isr
-)
-{
- rtems_unsigned32 isrlevel = 0 ;
-
- rtems_interrupt_disable( isrlevel );
- (void) set_vector( clock_isr, TIMER_VECTOR, 1 );
- rtems_interrupt_enable( isrlevel );
-}
-
-void Install_clock(
- rtems_isr_entry clock_isr
-)
-{
- rtems_unsigned8 data;
-
- Clock_driver_ticks = 0;
- Clock_isrs = BSP_Configuration.microseconds_per_tick / 1000;
-
- if ( BSP_Configuration.ticks_per_timeslice ) {
- Old_ticker = (rtems_isr_entry) set_vector( clock_isr, TIMER_VECTOR, 1 );
-
- Z8x36_WRITE( TIMER, MASTER_CFG, 0xd4 );
- Z8x36_READ ( TIMER, MASTER_INTR, data );
- Z8x36_WRITE( TIMER, MASTER_INTR, (data & 0x7E) );
- Z8x36_WRITE( TIMER, CT1_TIME_CONST_MSB, 0x04 );
- Z8x36_WRITE( TIMER, CT1_TIME_CONST_LSB, 0xCE );
- Z8x36_WRITE( TIMER, CT1_MODE_SPEC, 0x83 );
- Z8x36_WRITE( TIMER, CNT_TMR_VECTOR, TIMER_VECTOR );
- Z8x36_WRITE( TIMER, CT1_CMD_STATUS, 0x20 );
- Z8x36_READ ( TIMER, MASTER_INTR, data );
- Z8x36_WRITE( TIMER, MASTER_INTR, (data & 0xDA) | 0x80 );
-
- /*
- * ACC_IC54 - interrupt 5 will be vectored and mapped to level 6
- */
-
- data = (*(rtems_unsigned8 *)0x0D00000B);
- (*(rtems_unsigned8 *)0x0D00000B) = (data & 0x7F) | 0x60;
-
- Z8x36_WRITE( TIMER, CT1_CMD_STATUS, 0xC6 );
-
- atexit( Clock_exit );
- }
-}
-
-void Clock_exit( void )
-{
- rtems_unsigned8 data;
-
- if ( BSP_Configuration.ticks_per_timeslice ) {
-
- Z8x36_READ ( TIMER, MASTER_INTR, data );
- Z8x36_WRITE( TIMER, MASTER_INTR, (data & 0x01) );
- /* do not restore old vector */
-
- }
-}