source: trunk/src/win32k/include/OS2KTCB.h@ 7159

Last change on this file since 7159 was 6282, checked in by bird, 24 years ago

New defines++.
File size: 6.5 KB
Line 
1/* $Id: OS2KTCB.h,v 1.3 2001-07-10 05:22:57 bird Exp $
2 *
3 * TCB - Thread Control Block access methods.
4 *
5 * Copyright (c) 2000 knut st. osmundsen (knut.stange.osmundsen@mynd.no)
6 *
7 * Project Odin Software License can be found in LICENSE.TXT
8 *
9 */
10#ifndef _OS2KTCB_h_
11#define _OS2KTCB_h_
12
13#ifdef __cplusplus
14extern "C" {
15#endif
16
17/*******************************************************************************
18* Defined Constants And Macros *
19*******************************************************************************/
20/*
21 * sg24-4640-00: TCBForcedActions flag definitions:
22 */
23#define TK_FF_BUF 0x00000001 /* Buffer must be released */
24#define TK_FF_EXIT 0x00000002 /* Call TKExit (old FF_DES) */
25#define TK_FF_CRITSEC 0x00000004 /* Enter Per-task critical section */
26#define TK_FF_ICE 0x00000008 /* Freeze thread */
27#define TK_FF_NPX 0x00000010 /* NPX Error */
28#define TK_FF_TIB 0x00000020 /* Update the TIB */
29#define TK_FF_TRC 0x00000040 /* Enter Debug */
30#define TK_FF_SIG 0x00000080 /* Signal pending */
31#define TK_FF_CTXH 0x00000100 /* Pending local context hooks */
32#define TK_FF_STIH 0x00000200 /* Execute STI hooks */
33#define TK_FF_VDMBP 0x00000400 /* Execute VDM BP hooks */
34#define TK_FF_RTRY 0x00000800 /* Retry V86 system call */
35#define TK_FF_PIB 0x00001000 /* Update the PIB */
36#define TK_FF_SCH 0x00002000 /* Do Scheuler Processing */
37#define TK_FF_TFBIT 0x00004000 /* Validate user eflags TF bit */
38#define TK_FF_TIBPRI 0x00008000 /* Update only the priority fields in TIB */
39
40
41/*
42 * sg24-4640-00: TCBEntryActions flag definitions:
43 */
44#define TK_EF_PFCLI 1 /* Page fault inside CLI */
45#define TK_EF_TRC 2 /* DosDebug action pending */
46
47
48/*
49 * sg24-4640-00: TCBWakeFlags flag definitions:
50 */
51#define TK_WF_INTERRUPTED 0x01 /* Sleep was interrupted */
52#define TK_WF_TIMEEXP 0x02 /* Timeout expired */
53#define TK_WF_INTPENDING 0x04 /* Interrupt pending */
54#define TK_WF_SINGLEWAKEUP 0x08 /* Thread wants single wakeup */
55#define TK_WF_INTERRUPTIBLE 0x10 /* Thread blocked interruptibly */
56#define TK_WF_TIMEOUT 0x20 /* Thread blocked with timeout */
57#define TK_WF_SLEEPING 0x40 /* In TKSleep() */
58
59
60/*
61 * sg24-4640-00: TCBState and TCBQState definitions:
62 */
63#define STATE_VOID 0 /* Uninitialized */
64#define STATE_READY 1 /* Ready to run */
65#define STATE_BLOCKED 2 /* Blocked on an ID */
66#define STATE_SUSPENDED 3 /* Suspended (DosSuspendThread) */
67#define STATE_CRITSEC 4 /* Blocked by another CritSec thread */
68#define STATE_RUNNING 5 /* Thread currently running */
69#define STATE_READYBOOST 6 /* Ready, but apply an IO boost */
70#define STATE_TSD 7 /* Thread waiting for TSD */
71#define STATE_DELAYED 8 /* Delayed TKWakeup (Almost Ready) */
72#define STATE_FROZEN 9 /* Frozen Thread (FF_ICE) */
73#define STATE_GETSTACK 10 /* Incomming TSD */
74#define STATE_BADSTACK 11 /* TSD failed to swap in */
75
76
77/*
78 * sg24-4640-00: TCBPriClassMod definitions:
79 */
80#define CLASSMOD_KEYBOARD 0x04 /* Keyboard boost */
81#define CLASSMOD_STARVED 0x08 /* Starvation boost */
82#define CLASSMOD_DEVICE 0x10 /* Device I/O Done Boost */
83#define CLASSMOD_FOREGROUND 0x20 /* Foreground boost */
84#define CLASSMOD_WINDOW 0x40 /* Window Boost */
85#define CLASSMOD_VDM_INTERRUPT 0x80 /* VDM simulated interrupt boost */
86
87
88/*
89 * sg24-4640-00: TCBPriClass definitions:
90 */
91#define CLASS_NOCHANGE 0x00 /* No priority class change */
92#define CLASS_IDLE_TIME 0x01 /* Idle - Time class */
93#define CLASS_REGULAR 0x02 /* Regular class */
94#define CLASS_TIME_CRITICAL 0x03 /* Time-Critical class */
95#define CLASS_SERVER 0x04 /* Client-Server Server class */
96
97
98/*
99 * sg24-4640-00: TCBSchFlg flag definitions:
100 */
101#define SCH_PROTECTED_PRI 0x0001 /* Only Intra-process SetPri allowed */
102#define SCH_WINDOWBOOST_LOCK 0x0002 /* Lock out windoboost changes */
103#define SCH_MINSLICE 0x0004 /* Use minimum timeslice */
104#define SCH_PAGE_FAULT 0x0008 /* Dynamic timeslicing ### */
105#define SCH_PAGE_FAULT_BIT 0x03 /* Dynamic timeslicing P728371 */
106
107
108/*
109 * sg24-4640-00: TCBfSwapping flag definitions:
110 */
111#define SM_TCB_SWAPPING 0x01 /* swap i/o underway */
112#define SM_TCB_RESIZING 0x02 /* data structures are growing */
113
114
115/*
116 * sg24-4640-00: TCBMiscFlags flag definitions:
117 */
118#define TMF_CMapFailed (0x01) /* Set if alloc/realloc failed on a cluster */
119 /* map (mft_selCMap). */
120#define TMF_IGNORE_HE (0x02) /* If set, ignore (auto fail) hard error */
121#define TMF_MULT_XCPT (0x04) /* Set if multiple ring 0 exceptions */
122#define TMF_NoFwd (0x08) /* Set if inhibiting forwarders */
123#define TMF_EXIT_TERM (0x10) /* TK_FF_EXIT means TKTermThread */
124#define TMF_NO_EXCEPT (0x20) /* Indicates TIB exception field invalid */
125#define TMF_XCPT_HE (0x40) /* Indicates an exception harderr is */
126 /* pending */
127
128
129/*
130 * sg24-4640-00: TCBMSpareFlags flag definitions:
131 */
132#define SPFLAGS_FGND_DISKIO 0x0080 /* Foreground Disk I/O */
133
134
135/*
136 * sg24-4640-00: TCBReqPktFlg flag definitions:
137 */
138#define TK_RP_ALLOCATED 0x01
139#define TK_RP_INUSE 0x02
140
141
142
143/*******************************************************************************
144* Structures and Typedefs *
145*******************************************************************************/
146typedef struct _TCB
147{
148 char dummy;
149} TCB, *PTCB, **PPTCB;
150
151extern PPTCB ppTCBCur;
152
153
154/*******************************************************************************
155* Defined Constants And Macros *
156*******************************************************************************/
157
158/**
159 * Gets pointer to the current TCB.
160 * @returns Pointer to the current thread control block (TCB).
161 * NULL if not task-time.
162 */
163#define tcbGetCur() *ppTCBCur
164
165
166USHORT tcbGetTCBFailErr(PTCB pTCB);
167USHORT tcbSetTCBFailErr(PTCB pTCB, USHORT TCBFailErr);
168
169
170
171#ifdef __cplusplus
172}
173#endif
174
175#endif
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