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Int 13/AH=1Dh - IBMCACHE.SYS - CACHE STATUS -
AH = 1Dh
AL = subfunction
01h get status record
DL = drive???
Return: ES:BX - status record (see #00263)
CF set on error
AH = error code
02h set cache status
ES:BX - status record (see #00263)
DL = drive???
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<h2>Int 13/AH=1Dh
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<h3><font color=#C00040>IBMCACHE.SYS - CACHE STATUS</font></h3>
<PRE>
AH = 1Dh
AL = subfunction
01h get status record
DL = drive???
<p><b>Return:</b><br>ES:BX -> status record (see #00263)
CF set on error
AH = error code
02h set cache status
ES:BX -> status record <a href="rb-0664.htm#Table263" tppabs="http://www.ctyme.com/intr/rb-0664.htm#Table263">(see #00263)</a>
DL = drive???
<p><b>Return:</b><br>CF set on error
<p>
Format of IBMCACHE.SYS status record:
<a name=table263></a>
Offset Size Description (Table 00263)
00h DWORD total number of read requests
04h DWORD total number of hits
08h DWORD number of physical disk reads
0Ch DWORD total number of sectors requested by physical disk reads
10h 6 BYTEs ???
16h DWORD pointer to start of error list <a href="rb-0664.htm#Table264" tppabs="http://www.ctyme.com/intr/rb-0664.htm#Table264">(see #00264)</a>
1Ah DWORD pointer to end of error list
1Eh WORD ???
20h BYTE using extended memory if nonzero
21h BYTE ???
22h 4 BYTEs ASCII version number
26h WORD cache size in KB
28h WORD sectors per page
<p>
Format of IBMCACHE.SYS error list:
<a name=table264></a>
Offset Size Description (Table 00264)
00h DWORD relative block address of bad page
04h BYTE drive
05h BYTE sector bit-map
06h WORD next error
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