---------------------- DESQview/QEMM switches ---------------------- Date: 16 Oct 91 03:17:34 GMT Switches are preceded with / and may be given with either the full name or the two-letter abbreviation (except for NOVEOJ). DV.EXE switches (documented and otherwise) updated for Version 2.40: Version Ab Name 2.0x 2.2x 2.3x 2.4x Comments -- --------------- ---- ---- ---- ----- ----------------------------- AE ABORTONERROR .. ...6 14 0 /AE=Y or /AE=N AS ALWAYSSAVEMAP .. ..56 14 0 /AS=Y or /AS=N CV CODEVIEW .. 0256 14 0 adj keyboard use for debugger CL COMMLOAD .. ..56 14 0 /CL=x DM DELAYMSMOUSE .. ...6 14 0 /DM=Y or /DM=N DI DOSIDLE .1 .... .. . DT DOSTERM 01 0256 14 0 pass prog termination req to DOS XB EXCLUDEBANK .. .... 14 0 EN EXTERNALNOTIFY .. ..56 14 0 /EN=hh set XDI multiplex number [1] FB FIRSTBANK .1 0256 14 0 /FB=hhhh [3] FO FIRSTORIGINAL .1 0256 14 0 /FO=hhhh [3] EE GENERICEEM .1 0256 14 0 use EEMM calls (not hardware) 71 GRAB71 .1 .... .. . HW HWINT .. 0256 14 0 spec handling for hardware ints [2] I2 IRQ2 .1 .... .. . I3 IRQ3 .1 .... .. . I4 IRQ4 .1 .... .. . I5 IRQ5 .1 .... .. . IC IRQC .1 .... .. . LD LOCKOUTDISK 01 0256 14 0 no taskswitch during disk I/O MT MACHINETYPE .. ..56 14 0 /MT=hh [4] MS MINSHAREDMEMORY .. ...6 14 0 /MS=n reserves n K of shared mem MR MSMOUSERESET .. ..56 14 0 /MR=hhhh [4] NI NOIDLE .. 0256 14 0 NR NORESET .. 0256 14 0 NS NOSETUP 01 0256 14 0 ignore DVSETUP.DV NOVEOJ .. ..56 14 0 OK OLDKEYBOARD 01 0256 14 0 force 83/84-key keyboard OP OVERLAPPREFIXES 01 0256 14 0 allow prgs to have same PSP addr PM PARTIALMAPPINGOK .. ...6 14 0 /PM=3 use only EMS3, else EMS4 calls PO PROTECTOPEN .. 0256 14 0 RP RAMPAGE .1 0256 14 0 assume AST RAMpage EMS board RR ROUNDROBIN 01 0256 14 0 SB SECONDBANK .1 0256 14 0 /SB=hhhh [3] SO SECONDORIGINAL .1 0256 14 0 /SO=hhhh [3] SS SWAPSHAREDMEMORY .. ...6 14 0 /SS=Y or /SS=N U4 SWAPUSINGEMM4 .. 0256 14 0 /U4=Y or /U4=N UX UNPROTECTEXTENDED . 0256 14 0 W3 WINDOWS3 .. .... 14 0 [1] somewhat buggy in 2.31, as DV.EXE will use the specified multiplex number, but DVXMS.DVR (which DV.EXE loads) still uses the default DEh if no XDI drivers were loaded prior to DV. [2] /HW is immediately followed by a colon or an equal sign, 1 to 4 hex digits, another colon or equal sign, and "L", "D", "F", "0", "M", or "U" [3] /FB, /FO, /SB, and /SO are immediately followed by a colon or an equal sign and 1 to 4 hex digits [4] /MR and /MT expect a hex number (/MR up to 4 digits, /MT up to 2 digits) ------------------------------------------------------------------------------- XDV.COM switches (documented and otherwise) updated for Version 2.40: Version Ab Name 2.0x 2.2x 2.3x 2.4x Comments -- -------------- ---- ---- ---- ----- ----------------------------- DP4 DONTPATCHDOS4 .. ...6 1 0 X EXCLUDE ?1 0256 1 0 don't use high memory region [1] F FILE ?1 0256 1 0 load DV from /F= EE GENERICEEM ?1 0256 1 0 use EEMM calls (not hardware) L LIST ?1 0256 1 0 list the memory areas used NS NOSETUP ?. 0256 1 0 ignore DVSETUP.DV NT NOTOKENRING .. ...6 1 0 don't check for token ring adapter RP RAMPAGE ?1 0256 1 0 assume AST RAMpage EMS board [1] /X=hhhh-hhhh (same as QEMM X= switch) ------------------------------------------------------------------------------- QEMM386.SYS switches (documented and otherwise). These are NOT preceded by a slash. Version Ab Name 4.xx 5.xx 6.xx Comments ---- ------------------ ------------------ ----------------------------- ARAM ADAPTERRAM . 00 11 00 RAM on an adapter board AROM ADAPTERROM . 00 11 00 ROM on an adapter board AU AUTO 23 00 11 00 turn on only if needed C386S COMPAQ386S . 00 11 00 running on a COMPAQ 386s CER COMPAQEGAROM . 00 11 00 relocate COMPAQ video ROM CHR COMPAQHALFROM . 00 11 00 split system ROM in half CRM COMPAQROMMEMORY . 00 11 00 use COMPAQ mem reserved for ROM CO CONTEXTS 23 00 11 00 generates err msg in 5.00+ DB DISKBUF . 00 11 00 set size of SCSI disk buffer DBF DISKBUFFRAME . . . 00 buffer disk access into pg frame DM DMA 23 00 11 00 set size of DMA buffer DUX DONTUSEXMS . 00 11 00 don't grab mem from XMS provider D4 DOS4 23 00 11 00 alter EMS page order for DOS 4 EMB EMBMEM . . 11 00 limit XMS memory X EXCLUDE 23 00 11 00 consider range unmappable XST EXCLUDESTEALTH . . . 00 don't stealth specified ROM XSTI EXCLUDESTEALTHINT . . . 00 don't stealth specified interrupt EXT EXTMEM 23 00 11 00 reserve extended memory F10 FASTINT10 . . . 00 F10:N call original INT 10 FEMS FORCEEMS . 00 11 00 provide EMS calls even if no frame FSTC FORCESTEALTHCOPY . . . 00 copy tables even when excluded FR FRAME 23 00 11 00 set page frame segment or NONE FB FRAMEBUF . . . 00 buffer INT 21 calls in page frame FL FRAMELENGTH . 00 11 00 set pages in page frame GS GETSIZE . 00 11 00 report high-load memory (OPTIMIZE) HA HANDLES 23 00 11 00 number of EMS handles HELP . 00 11 00 HMAMIN . 00 11 00 min allocation in HMA IA IGNOREA20 23 00 11 00 don't trap 8042 for A20 control I INCLUDE 23 00 11 00 consider range mappable I386 INCLUDE386 . 00 11 00 same as I, but ignd by QRAM,Q50/60 IOTRAP . 00 11 00 =1 or =64 num reps of I/O space LB LABEL . 00 11 00 internal, used by OPTIMIZE LD LOCKDMA . 00 11 00 no interrupts during DMA MA MAPS 23 00 11 00 number of alternate register sets ME MEMORY (also MEM) 23 00 11 00 v4.23 does not accept MEM NA NAMES 23 00 11 00 generates err msg in 5.00+ NCF NOCOMPAQFEATURES . 00 11 00 turn off CER, CHR, CRM NOEMS . 00 11 00 don't provide EMS NO NOFILL 23 00 11 00 don't fill conventional memory NOHMA . 00 11 00 don't allow HMA to be used NOPE NOPAUSEONERROR . 00 11 00 don't pause for key on error NR NOROM 23 00 11 00 don't map reboot page of ROM BIOS NRH NOROMHOLES . 00 11 00 don't find empty holes in ROM NOSH NOSHADOWRAM . 00 11 00 don't use C&T shadow RAM NS NOSORT 23 00 11 00 don't sort memory by speed NTR NOTOKENRING . 00 11 00 ignore token ring adapter NT NOTOPMEMORY . 00 11 00 don't search for "top memory" NOVDS . 00 11 00 don't provide virtual DMA services NOVID NOVIDEO . . . 00 * not documented for v6.00 NV NOVIDEOFILL 23 00 11 00 don't backfill in video mem range NVR NOVIDEORAM . 00 11 00 don't put RAM into video mem range NW3 NOWINDOWS3 . . 11 00 don't load Windows 3 support NX NOXBDA 23 00 11 00 don't move extended BIOS data area NOXMS . 00 11 00 don't provide XMS memory ODV OLDDV 23 00 11 00 enable EEMS support for DV 1/2.00 OF OFF 23 00 11 00 turn QEMM off ON 23 00 11 00 turn QEMM on PAUSE . 00 11 00 pause for key when displaying msgs RAM 23 00 11 00 map RAM into upper memory area R REGION . 00 11 00 load high into specified region ROM 23 00 11 00 map ROM into RAM for speed SORT . . . 00 SORT:Y use fastest memory first ST STEALTHROM . . . 00 ST:M ST:F hide ROMs behind highRAM SUS SUSPENDRESUME . . . 00 laptop "suspend/resume" feature TA TASKS 23 00 11 00 max interrupt nesting level U8 UNUSUAL8042 23 00 11 00 nonstandard keyboard controller UX UNUSUALEXT . 00 11 00 nonstandard extended-memory BIOS VS VCPISHARE . . . 00 share page table with VCPI clients VGA 23 . . . VREGA VIDRAMEGA . 00 11 00 vid area not mappable VREMS VIDRAMEMS . 00 11 00 make vid area mappable, don't fill VHI VIRTUALHDIRQ . . . 00 VHI:N = don't disable INT 15h/90h VXDDIR . . . 00 locatn of .VXD files for Windows3 WD WATCHDOG . 00 11 00 type of watchdog timer in system ***END*** I seem to have become the de facto maintainer of this list, so if you have info on any versions not listed here, or details on undocumented switches, please send them to: ralf+@cs.cmu.edu Ralf Brown 1:129/26.1 (note: replies outside Z1 will be routed via Internet -> UUCP -> Fido and may thus take a while if they do in fact arrive)