68302 IMR init

[Antti P Miettinen]

Is there a reason for the clock driver just setting IMR, not ORing the
TIMER1 bit into IMR? I'm trying to make ^C work for the debugger stub
so I have to enable interrupts for a SCC but the clock driver as it is
now masks the SCC interrupt.

--- c/src/lib/libbsp/m68k/gen68302/clock/ckinit.c~      Tue Jan 11 19:34:20 2000
+++ c/src/lib/libbsp/m68k/gen68302/clock/ckinit.c       Mon Aug  7 23:52:17 2000
@@ -93,7 +93,7 @@
   /*
    * Enable TIMER1 interrupts only.
    */
-  m302.reg.imr  = RBIT_IMR_TIMER1;     /* set 68302 int-mask to allow ints */
+  m302.reg.imr |= RBIT_IMR_TIMER1;     /* set 68302 int-mask to allow ints */
 
   atexit( Clock_exit );
 }

--- c/src/lib/libbsp/m68k/ods68302/clock/ckinit.c~      Tue Jan 11 19:34:20 2000
+++ c/src/lib/libbsp/m68k/ods68302/clock/ckinit.c       Mon Aug  7 23:54:08 2000
@@ -94,7 +94,7 @@
   /*
    * Enable TIMER1 interrupts only.
    */
-  m302.reg.imr  = RBIT_IMR_TIMER1;     /* set 68302 int-mask to allow ints */
+  m302.reg.imr |= RBIT_IMR_TIMER1;     /* set 68302 int-mask to allow ints */
 
   atexit( Clock_exit );
 }