From 43733c105f4cf5866e04502fe9506f375a5e6edb Mon Sep 17 00:00:00 2001 From: Glenn Miles Date: Mon, 6 Apr 2015 16:47:35 -0500 Subject: Minor changes to kernel API -Removed support for fast irq handlers -Removed sleep_absolute interface -Removed pk_timer_create_nonpreemptible interface -Removed pk_interrupt_preemption_enable/disable interfaces -Removed references to critical/noncritical irqs -Added application context interfaces -Added bottom-half support -Moved timer handler from interrupt to bottom-half -Moved thread utility functions into a separate file Change-Id: Ie39fe0363ef52b195a808a8390cc12c2c7478674 Reviewed-on: http://gfw160.aus.stglabs.ibm.com:8080/gerrit/16898 Reviewed-by: Glenn R. Miles Reviewed-by: Thi N. Tran Reviewed-by: Richard J. Knight Reviewed-by: Gregory S. Still Reviewed-by: Derk Rembold Tested-by: Derk Rembold --- pk/kernel/pk_thread.h | 56 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 56 insertions(+) create mode 100644 pk/kernel/pk_thread.h (limited to 'pk/kernel/pk_thread.h') diff --git a/pk/kernel/pk_thread.h b/pk/kernel/pk_thread.h new file mode 100644 index 00000000..acc32525 --- /dev/null +++ b/pk/kernel/pk_thread.h @@ -0,0 +1,56 @@ +#ifndef __PK_THREAD_H__ +#define __PK_THREAD_H__ +//----------------------------------------------------------------------------- +// *! (C) Copyright International Business Machines Corp. 2015 +// *! All Rights Reserved -- Property of IBM +// *! *** IBM Confidential *** +//----------------------------------------------------------------------------- + +/// \file pk_thread.h +/// \brief Contains private declarations and definitions needed for threads +/// + +void +__pk_thread_map(PkThread* thread); + +void +__pk_thread_unmap(PkThread *thread); + + +// Interrupts must be disabled at entry. + +static inline int +__pk_thread_is_active(PkThread *thread) +{ + return ((thread->state != PK_THREAD_STATE_COMPLETED) && + (thread->state != PK_THREAD_STATE_DELETED)); +} + + +// Interrupts must be disabled at entry. + +static inline int +__pk_thread_is_mapped(PkThread *thread) +{ + return (thread->state == PK_THREAD_STATE_MAPPED); +} + + +// Interrupts must be disabled at entry. This is only called on mapped threads. + +static inline int +__pk_thread_is_runnable(PkThread *thread) +{ + return __pk_thread_queue_member(&__pk_run_queue, thread->priority); +} + + +// Interrupts must be disabled at entry. + +static inline PkThread* +__pk_thread_at_priority(PkThreadPriority priority) +{ + return (PkThread*)__pk_priority_map[priority]; +} + +#endif /* __PK_THREAD_H__ */ -- cgit v1.2.1