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Int 2F/AH=39h/BL=00h - Kingswood TSR INTERFACE - INSTALLATION CHECK -
AH = 39h
BL = 00h
AL = TSR ID number (01h-FFh, currently only 01h-1Bh used) (see #02742)
Return: AL = status
00h not installed
FFh installed
DX = segment address of resident module
Note: All of Kingswood Software's TSRs use this interface. Usually the
resident module is installed by allocating a block of upper memory,
setting its owner ID to 000Ah (used by DOS), and filling the MCB name
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<h2>Int 2F/AH=39h/BL=00h
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<h3><font color=#C00040>Kingswood TSR INTERFACE - INSTALLATION CHECK</font></h3>
<PRE>
AH = 39h
BL = 00h
AL = TSR ID number (01h-FFh, currently only 01h-1Bh used) <a href="rb-4731.htm#Table2742" tppabs="http://www.ctyme.com/intr/rb-4731.htm#Table2742">(see #02742)</a><br>
<p><b>Return:</b><br>AL = status
00h not installed
FFh installed
DX = segment address of resident module
</PRE>
<p><b>Note:</b>
All of Kingswood Software's TSRs use this interface. Usually the
resident module is installed by allocating a block of upper memory,
setting its owner ID to 000Ah (used by DOS), and filling the MCB name
field with the TSR's name.
<p><b>See Also:</b>
#02743 - <a href="rb-4730.htm" tppabs="http://www.ctyme.com/intr/rb-4730.htm">AX=3900h</a> - <a href="rb-4732.htm" tppabs="http://www.ctyme.com/intr/rb-4732.htm">AH=39h/BL=01h</a>
<PRE>
<p>
<a name=table2742></a>
(Table 02742)
Values for Kingswood TSR ID number:
01h TSR Windows
02h NOBUSY
03h CD STACK
04h DISK WATCH
05h PUSHBP
06h ALIAS
07h KEYMACRO
08h SLOWDOWN
09h ANSIGRAB
0Ah TEE
0Bh FASTMOUS
0Ch EXTWILD
0Dh BREAKOUT
0Eh STOPDISK
0Fh MEMINIT
10h JANUSEXT
11h CAPS
12h ANSI
13h TRAPPER
14h EATMEM
15h WPJOKE
16h SHOWDOS
17h LOGINTS
18h BLANKVGA
19h SWAPEXEC
1Ah SHELL
1Bh TSRGAMES
<p>
Format of Kingswood TSR modules:
<a name=table2743></a>
Offset Size Description (Table 02743)
00h 4 BYTEs signature "FTSR"
04h WORD segment address of this module (used to check validity)
06h WORD number of words to skip (usually 0000h if no PSP present)
08h N WORDs module-defined data that must be at a fixed segment offset
(usually only a PSP if file access is required)
5N BYTEs interrupt list <a href="rb-4731.htm#Table2744" tppabs="http://www.ctyme.com/intr/rb-4731.htm#Table2744">(see #02744)</a>.
BYTE FFh terminator
<p>
Format of Kingswood TSR interrupt list entry:
<a name=table2744></a>
Offset Size Description (Table 02744)
00h BYTE interrupt number (00h-FEh)
01h WORD offset within segment of DWORD pointer to previous interrupt
03h WORD offset within segment of begin of interrupt handler code
</PRE>
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