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Diffstat (limited to 'c/src/exec/score/headers/states.h')
| -rw-r--r-- | c/src/exec/score/headers/states.h | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/c/src/exec/score/headers/states.h b/c/src/exec/score/headers/states.h new file mode 100644 index 0000000000..02c0f0c590 --- /dev/null +++ b/c/src/exec/score/headers/states.h @@ -0,0 +1,84 @@ +/* states.h + * + * This include file contains thread execution state information. + * + * COPYRIGHT (c) 1989-1997. + * On-Line Applications Research Corporation (OAR). + * Copyright assigned to U.S. Government, 1994. + * + * The license and distribution terms for this file may in + * the file LICENSE in this distribution or at + * http://www.OARcorp.com/rtems/license.html. + * + * $Id$ + */ + +#ifndef __RTEMS_STATES_h +#define __RTEMS_STATES_h + +#ifdef __cplusplus +extern "C" { +#endif + +/* + * The following type defines the control block used to manage a + * thread's state. + */ + +typedef unsigned32 States_Control; + +/* + * The following constants define the individual states which may be + * be used to compose and manipulate a thread's state. + */ + +#define STATES_ALL_SET 0xfffff /* all states */ +#define STATES_READY 0x00000 /* ready to run */ +#define STATES_DORMANT 0x00001 /* created not started */ +#define STATES_SUSPENDED 0x00002 /* waiting for resume */ +#define STATES_TRANSIENT 0x00004 /* in transition */ +#define STATES_DELAYING 0x00008 /* wait for timeout */ +#define STATES_WAITING_FOR_TIME 0x00010 /* wait for TOD */ +#define STATES_WAITING_FOR_BUFFER 0x00020 +#define STATES_WAITING_FOR_SEGMENT 0x00040 +#define STATES_WAITING_FOR_MESSAGE 0x00080 +#define STATES_WAITING_FOR_EVENT 0x00100 +#define STATES_WAITING_FOR_SEMAPHORE 0x00200 +#define STATES_WAITING_FOR_MUTEX 0x00400 +#define STATES_WAITING_FOR_CONDITION_VARIABLE 0x00800 +#define STATES_WAITING_FOR_JOIN_AT_EXIT 0x01000 +#define STATES_WAITING_FOR_RPC_REPLY 0x02000 +#define STATES_WAITING_FOR_PERIOD 0x04000 +#define STATES_WAITING_FOR_SIGNAL 0x08000 +#define STATES_INTERRUPTIBLE_BY_SIGNAL 0x10000 + +#define STATES_LOCALLY_BLOCKED ( STATES_WAITING_FOR_BUFFER | \ + STATES_WAITING_FOR_SEGMENT | \ + STATES_WAITING_FOR_MESSAGE | \ + STATES_WAITING_FOR_SEMAPHORE | \ + STATES_WAITING_FOR_MUTEX | \ + STATES_WAITING_FOR_CONDITION_VARIABLE | \ + STATES_WAITING_FOR_JOIN_AT_EXIT | \ + STATES_WAITING_FOR_SIGNAL ) + +#define STATES_WAITING_ON_THREAD_QUEUE \ + ( STATES_LOCALLY_BLOCKED | \ + STATES_WAITING_FOR_RPC_REPLY ) + +#define STATES_BLOCKED ( STATES_DELAYING | \ + STATES_WAITING_FOR_TIME | \ + STATES_WAITING_FOR_PERIOD | \ + STATES_WAITING_FOR_EVENT | \ + STATES_WAITING_ON_THREAD_QUEUE | \ + STATES_INTERRUPTIBLE_BY_SIGNAL ) + +#ifndef __RTEMS_APPLICATION__ +#include <rtems/score/states.inl> +#endif + +#ifdef __cplusplus +} +#endif + +#endif +/* end of include file */ |