230 lines
13 KiB
HTML
230 lines
13 KiB
HTML
<HTML>
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<HEAD>
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<TITLE>Int 13/AH=30h
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</TITLE>
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<META NAME="Description" CONTENT="
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Int 13/AH=30h - QUICKCACHE II v4.20 - GET INFO -
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AH = 30h
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AL = what to get
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00h system info (see #00269)
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01h drive info (see #00270)
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02h access frequency (array of 30 words)
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03h drive index
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(array of 32 bytes indicating BIOS drive for DOS drive)
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DS:DX - buffer for info
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Return: AX = status (0000h successful, 8000h invalid info specifier)
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Program: QUICKCACHE II is a shareware disk cache by P.R. Glassel and
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">
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<META NAME="robots" CONTENT="none">
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</HEAD>
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<BODY BGCOLOR="#FFD0A0">
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<center>
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<h2>Int 13/AH=30h
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</h2>
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</center><p>
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<table border=1 cellpadding=3 cellspacing=1>
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<td>
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<td><a href="int.htm" tppabs="http://www.ctyme.com/intr/int.htm">Interrups</a></td>
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<td><a href="cat.htm" tppabs="http://www.ctyme.com/intr/cat.htm">Categories</a></td>
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<td><a href="alpha.htm" tppabs="http://www.ctyme.com/intr/alpha.htm">Contents</a></td>
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</td></table><p>
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<p><img src="rbline.gif" tppabs="http://graphics.ctyme.com/gif/rbline.gif" width="100%" alt="------"><p>
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<h3><font color=#C00040>QUICKCACHE II v4.20 - GET INFO</font></h3>
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<PRE>
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AH = 30h
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AL = what to get
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00h system info <a href="rb-0689.htm#Table269" tppabs="http://www.ctyme.com/intr/rb-0689.htm#Table269">(see #00269)</a>
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01h drive info <a href="rb-0689.htm#Table270" tppabs="http://www.ctyme.com/intr/rb-0689.htm#Table270">(see #00270)</a>
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02h access frequency (array of 30 words)
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03h drive index
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(array of 32 bytes indicating BIOS drive for DOS drive)
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DS:DX -> buffer for info<br>
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<p><b>Return:</b><br>AX = status (0000h successful, 8000h invalid info specifier)
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</PRE>
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<p><b>Program:</b>
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QUICKCACHE II is a shareware disk cache by P.R. Glassel and
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Associates, Inc.
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<PRE>
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<p>
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Format of QUICKCACHE II system info:
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<a name=table269></a>
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Offset Size Description (Table 00269)
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<p><b>00h BYTE flag:</b><br>Cache enabled
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<p><b>01h BYTE flag:</b><br>Buffered writes enabled
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<p><b>02h BYTE flag:</b><br>Buffered reads enabled
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<p><b>03h BYTE flag:</b><br>Sounds enabled
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<p><b>04h BYTE flag:</b><br>Autodismount enabled
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05h BYTE ???
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<p><b>06h BYTE flag:</b><br>???
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<p><b>07h BYTE flag:</b><br>???
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<p><b>08h BYTE flag:</b><br>"em_assigned"
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<p><b>09h BYTE flag:</b><br>Emulated EMS
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0Ah BYTE single sector bonus
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0Bh BYTE "sticky_max"
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0Ch BYTE write sector bonus
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0Dh BYTE bonus threshold
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0Eh WORD flush interval
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10h WORD flush count
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12h WORD reserve pool size
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14h WORD remaining space in reserve pool
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16h WORD required free memory
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18h WORD total cache sectors
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1Ah WORD dirty cache sectors
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1Ch BYTE trace buffer size
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1Dh BYTE reserved (padding)
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</PRE>
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<p><b>See Also:</b>
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#00270
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<PRE>
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<p>
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Format of QUICKCACHE II drive info [16-element array, one element]:
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<a name=table270></a>
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Offset Size Description (Table 00270)
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00h BYTE DOS drive number
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01h BYTE BIOS drive number
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02h BYTE maximum sector number
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03h BYTE maximum head number
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04h BYTE read buffer size
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05h BYTE write buffer size
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06h BYTE last status
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<p><b>07h BYTE flag:</b><br>Enabled
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<p><b>08h BYTE flag:</b><br>Buffered write enabled
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<p><b>09h BYTE flag:</b><br>Buffered read enabled
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<p><b>0Ah BYTE flag:</b><br>In use (drive info is valid)
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<p><b>0Bh BYTE flag:</b><br>Cylinder flush
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0Ch BYTE reserved (padding)
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0Dh BYTE sectors per track
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0Eh WORD sector size
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10h WORD sectors assigned
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12h WORD dirty sectors
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14h WORD reserved sectors
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16h WORD number of read errors
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18h WORD number of write errors
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1Ah DWORD "rio_count"
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1Eh DWORD number of cache misses
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22h DWORD "wio_count"
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26h DWORD "dio_count"
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</PRE>
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<p><b>See Also:</b>
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#00269
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<p>
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<b>Category: <a href="cat-004.htm" tppabs="http://www.ctyme.com/intr/cat-004.htm">
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Caches/Spoolers</a>
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- <a href="int-13.htm" tppabs="http://www.ctyme.com/intr/int-13.htm">
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Int 13h</a>
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- <a href="alpha-q.htm" tppabs="http://www.ctyme.com/intr/alpha-q.htm">
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Q</a>
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</b><p><p><img src="rbline.gif" tppabs="http://graphics.ctyme.com/gif/rbline.gif" width="100%" alt="------"><p>
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<td>
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<a href="rb-0688.htm" tppabs="http://www.ctyme.com/intr/rb-0688.htm">
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<img src="lup.gif" tppabs="http://graphics.ctyme.com/gif/lup.gif" border=0 alt=Prev></a>
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<td><a href="int.htm" tppabs="http://www.ctyme.com/intr/int.htm">Interrups</a></td>
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<td><a href="cat.htm" tppabs="http://www.ctyme.com/intr/cat.htm">Categories</a></td>
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<td><a href="alpha.htm" tppabs="http://www.ctyme.com/intr/alpha.htm">Contents</a></td>
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</td></table><p>
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