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| author | Joel Sherrill <joel.sherrill@OARcorp.com> | 2001-01-09 17:05:57 +0000 |
|---|---|---|
| committer | Joel Sherrill <joel.sherrill@OARcorp.com> | 2001-01-09 17:05:57 +0000 |
| commit | 026f4aa247d4162cc98a3931dc877116a5f3815f (patch) | |
| tree | c13c4592f01ffc24e6c61fe32f9367f64bca4010 /c/src/lib/libbsp/mips/jmr3904/clock | |
| parent | 2001-01-09 Joel Sherrill <joel@OARcorp.com> (diff) | |
| download | rtems-026f4aa247d4162cc98a3931dc877116a5f3815f.tar.bz2 | |
2001-01-09 Joel Sherrill <joel@OARcorp.com>
* clock/clockdrv.c: Clean up.
* include/bsp.h: Uncomment and fix set_vector() prototype.
Diffstat (limited to 'c/src/lib/libbsp/mips/jmr3904/clock')
| -rw-r--r-- | c/src/lib/libbsp/mips/jmr3904/clock/clockdrv.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/c/src/lib/libbsp/mips/jmr3904/clock/clockdrv.c b/c/src/lib/libbsp/mips/jmr3904/clock/clockdrv.c index 513db82a0c..6bef17496d 100644 --- a/c/src/lib/libbsp/mips/jmr3904/clock/clockdrv.c +++ b/c/src/lib/libbsp/mips/jmr3904/clock/clockdrv.c @@ -1,14 +1,14 @@ /* * Instantiate the clock driver shell. * - * Since there is no clock source on the simulator, all we do is - * make sure it will build. + * The tx3904 simulator in gdb counts instructions. * * $Id$ */ #include <rtems.h> #include <libcpu/tx3904.h> +#include <bsp.h> #define CLOCK_DRIVER_USE_FAST_IDLE @@ -16,12 +16,15 @@ #define Clock_driver_support_at_tick() -/* XXX */ +/* + * 5000 clicks per tick ISR is HIGHLY arbitrary + */ + #define CLICKS 5000 #define Clock_driver_support_install_isr( _new, _old ) \ do { \ unsigned32 _clicks = CLICKS; \ - _old = (rtems_isr_entry) set_vector( _new, CLOCK_VECTOR, 1 ); \ + _old = set_vector( _new, CLOCK_VECTOR, 1 ); \ TX3904_TIMER_WRITE( TX3904_TIMER0_BASE, TX3904_TIMER_CCDR, 0x3 ); \ TX3904_TIMER_WRITE( TX3904_TIMER0_BASE, TX3904_TIMER_CPRA, _clicks ); \ TX3904_TIMER_WRITE( TX3904_TIMER0_BASE, TX3904_TIMER_TISR, 0x00 ); \ |