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Added IOCTL 0x0D/0x60 Get device parameter

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Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@230
This commit is contained in:
Ulf Wohlers 2002-08-27 10:34:23 +00:00
parent d60f2f6da0
commit 4ef1d210a4
1 changed files with 15 additions and 0 deletions
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15
src/dos/dos_ioctl.cpp
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@ -44,6 +44,21 @@ bool DOS_IOCTL(Bit8u call,Bit16u entry) {
LOG_DEBUG("DOS:IOCTL:07:Fakes output status is ready for handle %d",handle);
reg_al=0xff;
return true;
case 0x0D: {
PhysPt ptr = SegPhys(ds)+reg_dx;
Bit8u drive = reg_bl ? reg_bl : DOS_GetDefaultDrive()+1; // A=1, B=2, C=3...
switch (reg_cl) {
case 0x60 : mem_writeb(ptr ,0x03); // special function
mem_writeb(ptr+1,(drive>=3)?0x05:0x14); // fixed disc(5), 1.44 floppy(14)
mem_writew(ptr+2,drive>=3); // nonremovable ?
mem_writew(ptr+4,0x0000); // num of cylinders
mem_writeb(ptr+6,0x00); // media type (00=other type)
break;
default : LOG_ERROR("DOS:IOCTL Call 0D:%2X Drive %2X unhandled",reg_cl,drive);
return false;
}
return true;
}
default:
LOG_ERROR("DOS:IOCTL Call %2X Handle %2X unhandled",reg_al,handle);
return false;