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<TITLE>Int 15/AH=13h
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Int 15/AH=13h - MultiDOS Plus - GET TASK CONTROL BLOCK -
AH = 13h
Return: BX:AX - task control block (see #00456)
SeeAlso: AH=15hMultiDOS
Format of MultiDOS Plus v4.0 task control block:
Offset Size Description (Table 00456)
00h DWORD pointer to next TCB
04h 8 BYTEs ASCIZ task name
0Ch 2 BYTEs ???
0Eh WORD task PSP segment
">
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<h2>Int 15/AH=13h
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<h3><font color=#C00040>MultiDOS Plus - GET TASK CONTROL BLOCK</font></h3>
<PRE>
AH = 13h<br>
<p><b>Return:</b><br>BX:AX -> task control block (see #00456)
</PRE>
<p><b>See Also:</b>
<a href="rb-1298.htm" tppabs="http://www.ctyme.com/intr/rb-1298.htm">AH=15h"MultiDOS"</a>
<PRE>
<p>
Format of MultiDOS Plus v4.0 task control block:
<a name=table456></a>
Offset Size Description (Table 00456)
00h DWORD pointer to next TCB
04h 8 BYTEs ASCIZ task name
0Ch 2 BYTEs ???
0Eh WORD task PSP segment
10h WORD abort/suspend flags
12h WORD current screen segment (see AH=0Bh,AH=0Ch)
14h WORD priority level (0000h-FFFEh)
16h WORD time slice counter
18h 2 BYTEs ???
1Ah WORD suspend timer value
1Ch WORD stack segment
1Eh WORD stack pointer
20h WORD display type
22h WORD display memory
24h 2 BYTEs ???
26h WORD termination count
28h WORD equipment flag for BIO10 driver
2Ah BYTE background CRT mode
2Bh WORD screen width in columns
2Dh WORD screen size in bytes
2Fh WORD segment of physical screen memory
31h 16 BYTEs eight cursor positions
41h WORD current cursor shape
43h BYTE active display page
44h WORD CRT controller I/O port base
46h 2 BYTEs ???
48h WORD foreground task flag
4Ah 6 BYTEs ???
50h WORD saved video segment (see AH=0Bh,AH=0Ch)
52h DWORD old INT 22
56h DWORD old INT 23
5Ah DWORD old INT 24
5Eh WORD top of memory for task
60h 4 BYTEs ???
64h WORD DTA segment (see INT 21/AH=1Ah)
66h WORD DTA offset
68h 4 BYTEs ???
6Ch BYTE current ANSI.SYS attribute
6Dh BYTE current ANSI.SYS column
6Eh BYTE current ANSI.SYS row
6Fh BYTE current ANSI.SYS display state
70h BYTE maximum ANSI.SYS columns
71h BYTE current ANSI.SYS page
72h WORD saved ANSI.SYS cursor position
74h BYTE ANSI.SYS parameter buffer index
75h BYTE current ANSI.SYS screen mode
76h BYTE ANSI.SYS wrap flag
77h 6 BYTEs ANSI.SYS parameter buffer
7Dh BYTE ANSI.SYS keyboard DSR state
7Eh 7 BYTEs ANSI.SYS keyboard DSR buffer
85h 3 BYTEs ???
88h 16 BYTEs request header for DOS driver calls
98h 14 BYTEs ???
A6h WORD segment of EMS map if EMS task
<p><b>A8h WORD flag:</b><br>Task makes EMS calls
AAh WORD EMS handle for task
ACh WORD keyboard shift state
AEh 12 BYTEs ???
BAh WORD TCB of parent if child task
BCh WORD termination code
BEh WORD COM port number
C0h 4 BYTEs ???
C4h WORD current IRQ number
C6h 2 BYTEs ???
C8h WORD miscellaneous flag word
CAh 2 BYTEs ???
CCh DWORD old INT 10
D0h WORD EMS alternate map set number
D2h 414 BYTEs DOS current disk and directory context (optional)
</PRE>
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<b>Category: <a href="cat-011.htm" tppabs="http://www.ctyme.com/intr/cat-011.htm">
DOS-Based Task Switchers/Multitaskers</a>
- <a href="int-15.htm" tppabs="http://www.ctyme.com/intr/int-15.htm">
Int 15h</a>
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