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authorSebastian Huber <sebastian.huber@embedded-brains.de>2013-07-24 13:25:57 +0200
committerSebastian Huber <sebastian.huber@embedded-brains.de>2013-07-26 11:55:44 +0200
commitf0bfd7d81d413f8af598f39e185c336a92602aca (patch)
tree6bc8ff3dca1d4e3db8463f11cf6e9ea7c824ab2f /cpukit/score/inline
parentc6e21ee18f71aa78ca6420bc835ab6b7e2dbcc65 (diff)
downloadrtems-f0bfd7d81d413f8af598f39e185c336a92602aca.tar.bz2
score: Create prioritybitmap implementation header
Move implementation specific parts of prioritybitmap.h and prioritybitmap.inl into new header file prioritybitmapimpl.h. The prioritybitmap.h contains now only the application visible API. Move content of bitfield.h into prioritybitmapimpl.h.
Diffstat (limited to 'cpukit/score/inline')
-rw-r--r--cpukit/score/inline/rtems/score/prioritybitmap.inl198
1 files changed, 0 insertions, 198 deletions
diff --git a/cpukit/score/inline/rtems/score/prioritybitmap.inl b/cpukit/score/inline/rtems/score/prioritybitmap.inl
deleted file mode 100644
index 19196ceea2..0000000000
--- a/cpukit/score/inline/rtems/score/prioritybitmap.inl
+++ /dev/null
@@ -1,198 +0,0 @@
-/**
- * @file
- *
- * @brief Inlined Routines in the Priority Handler Bit Map Implementation
- *
- * This file contains the static inline implementation of all inlined
- * routines in the Priority Handler bit map implementation
- */
-
-/*
- * COPYRIGHT (c) 1989-2010.
- * On-Line Applications Research Corporation (OAR).
- *
- * The license and distribution terms for this file may be
- * found in the file LICENSE in this distribution or at
- * http://www.rtems.com/license/LICENSE.
- */
-
-#ifndef _RTEMS_SCORE_PRIORITYBITMAP_H
-# error "Never use <rtems/score/prioritybitmap.inl> directly; include <rtems/score/prioritybitmap.h> instead."
-#endif
-
-#ifndef _RTEMS_SCORE_PRIORITYBITMAP_INL
-#define _RTEMS_SCORE_PRIORITYBITMAP_INL
-
-/**
- * @addtogroup ScorePriority
- */
-/**@{**/
-
-#include <rtems/score/bitfield.h>
-
-/**
- * This function returns the major portion of the_priority.
- */
-
-RTEMS_INLINE_ROUTINE Priority_bit_map_Control _Priority_Major (
- Priority_Control the_priority
-)
-{
- return (Priority_bit_map_Control)( the_priority / 16 );
-}
-
-/**
- * This function returns the minor portion of the_priority.
- */
-
-RTEMS_INLINE_ROUTINE Priority_bit_map_Control _Priority_Minor (
- Priority_Control the_priority
-)
-{
- return (Priority_bit_map_Control)( the_priority % 16 );
-}
-
-#if ( CPU_USE_GENERIC_BITFIELD_CODE == TRUE )
-
-/**
- * This function returns the mask associated with the major or minor
- * number passed to it.
- */
-
-RTEMS_INLINE_ROUTINE Priority_bit_map_Control _Priority_Mask (
- uint32_t bit_number
-)
-{
- return (Priority_bit_map_Control)(0x8000u >> bit_number);
-}
-
-/**
- * This function returns the mask bit inverted.
- */
-
-RTEMS_INLINE_ROUTINE Priority_bit_map_Control _Priority_Mask_invert (
- uint32_t mask
-)
-{
- return (Priority_bit_map_Control)(~mask);
-}
-
-
-/**
- * This function translates the bit numbers returned by the bit scan
- * of a priority bit field into something suitable for use as
- * a major or minor component of a priority.
- */
-
-RTEMS_INLINE_ROUTINE uint32_t _Priority_Bits_index (
- uint32_t bit_number
-)
-{
- return bit_number;
-}
-
-#endif
-
-/**
- * Priority Queue implemented by bit map
- */
-
-/**
- * This is the minor bit map.
- */
-extern Priority_bit_map_Control _Priority_Bit_map[16] CPU_STRUCTURE_ALIGNMENT;
-
-/**
- * This routine performs the initialization necessary for this handler.
- */
-
-RTEMS_INLINE_ROUTINE void _Priority_bit_map_Handler_initialization( void )
-{
- int index;
-
- _Priority_Major_bit_map = 0;
- for ( index=0 ; index <16 ; index++ )
- _Priority_Bit_map[ index ] = 0;
-}
-
-/**
- * This routine uses the_priority_map to update the priority
- * bit maps to indicate that a thread has been readied.
- */
-
-RTEMS_INLINE_ROUTINE void _Priority_bit_map_Add (
- Priority_bit_map_Information *the_priority_map
-)
-{
- *the_priority_map->minor |= the_priority_map->ready_minor;
- _Priority_Major_bit_map |= the_priority_map->ready_major;
-}
-
-/**
- * This routine uses the_priority_map to update the priority
- * bit maps to indicate that a thread has been removed from the
- * ready state.
- */
-
-RTEMS_INLINE_ROUTINE void _Priority_bit_map_Remove (
- Priority_bit_map_Information *the_priority_map
-)
-{
- *the_priority_map->minor &= the_priority_map->block_minor;
- if ( *the_priority_map->minor == 0 )
- _Priority_Major_bit_map &= the_priority_map->block_major;
-}
-
-/**
- * This function returns the priority of the highest priority
- * ready thread.
- */
-
-RTEMS_INLINE_ROUTINE Priority_Control _Priority_bit_map_Get_highest( void )
-{
- Priority_bit_map_Control minor;
- Priority_bit_map_Control major;
-
- _Bitfield_Find_first_bit( _Priority_Major_bit_map, major );
- _Bitfield_Find_first_bit( _Priority_Bit_map[major], minor );
-
- return (_Priority_Bits_index( major ) << 4) +
- _Priority_Bits_index( minor );
-}
-
-/**
- * This routine initializes the_priority_map so that it
- * contains the information necessary to manage a thread
- * at new_priority.
- */
-
-RTEMS_INLINE_ROUTINE void _Priority_bit_map_Initialize_information(
- Priority_bit_map_Information *the_priority_map,
- Priority_Control new_priority
-)
-{
- Priority_bit_map_Control major;
- Priority_bit_map_Control minor;
- Priority_bit_map_Control mask;
-
- major = _Priority_Major( new_priority );
- minor = _Priority_Minor( new_priority );
-
- the_priority_map->minor =
- &_Priority_Bit_map[ _Priority_Bits_index(major) ];
-
- mask = _Priority_Mask( major );
- the_priority_map->ready_major = mask;
- /* Add _Priority_Mask_invert to non-generic bitfield then change this code. */
- the_priority_map->block_major = (Priority_bit_map_Control)(~((uint32_t)mask));
-
- mask = _Priority_Mask( minor );
- the_priority_map->ready_minor = mask;
- /* Add _Priority_Mask_invert to non-generic bitfield then change this code. */
- the_priority_map->block_minor = (Priority_bit_map_Control)(~((uint32_t)mask));
-}
-
-/** @} */
-
-#endif
-/* end of include file */