diff options
author | Joel Sherrill <joel.sherrill@OARcorp.com> | 2001-01-03 16:44:17 +0000 |
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committer | Joel Sherrill <joel.sherrill@OARcorp.com> | 2001-01-03 16:44:17 +0000 |
commit | e182c62027a01ebc8ce00699fddb559f9e7c05d3 (patch) | |
tree | 2b96b17d47968e4c5341d30bbd0b6daafacc51e4 /c/src/lib/libbsp/shared/clockdrv_shell.c | |
parent | 2001-01-03 Joel Sherrill <joel@OARcorp.com> (diff) | |
download | rtems-e182c62027a01ebc8ce00699fddb559f9e7c05d3.tar.bz2 |
2001-01-03 Joel Sherrill <joel@OARcorp.com>
* clockdrv_shell.c: Added fast idle mode which is enabled by defining
CLOCK_DRIVER_USE_FAST_IDLE.
* console-polled.c: Added console_initialize_hardware() hook.
Diffstat (limited to 'c/src/lib/libbsp/shared/clockdrv_shell.c')
-rw-r--r-- | c/src/lib/libbsp/shared/clockdrv_shell.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/c/src/lib/libbsp/shared/clockdrv_shell.c b/c/src/lib/libbsp/shared/clockdrv_shell.c index b9dc1ce3e4..af1de48987 100644 --- a/c/src/lib/libbsp/shared/clockdrv_shell.c +++ b/c/src/lib/libbsp/shared/clockdrv_shell.c @@ -51,8 +51,20 @@ rtems_isr Clock_isr( rtems_vector_number vector ) { +#ifdef CLOCK_DRIVER_USE_FAST_IDLE + do { + Clock_driver_ticks += 1; + rtems_clock_tick(); + } while ( _Thread_Executing == _Thread_Idle && + _Thread_Heir == _Thread_Executing) + + Clock_driver_support_at_tick(); + return; +#else /* * Do the hardware specific per-tick action. + * + * The counter/timer may or may not be set to automatically reload. */ Clock_driver_support_at_tick(); @@ -64,7 +76,6 @@ rtems_isr Clock_isr( Clock_driver_ticks += 1; /* - * Real Time Clock counter/timer is set to automatically reload. */ #ifndef CLOCK_DRIVER_ISRS_ARE_ONE_MILLISECOND @@ -72,6 +83,8 @@ rtems_isr Clock_isr( #else #error "Clock driver shell: Does not currently support counting mseconds." #endif + +#endif } /* |