1 /* -*- tab-width: 8; c-basic-offset: 4 -*- */
3 * DOS interrupt 2fh handler
5 * Cdrom - device driver emulation - Audio features.
6 * Copyright (c) 1998 Petr Tomasek <tomasek@etf.cuni.cz>
7 * Copyright (c) 1999,2002 Eric Pouech
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Lesser General Public
11 * License as published by the Free Software Foundation; either
12 * version 2.1 of the License, or (at your option) any later version.
14 * This library is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * Lesser General Public License for more details.
19 * You should have received a copy of the GNU Lesser General Public
20 * License along with this library; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
27 #include "wine/winbase16.h"
30 /* #define DEBUG_INT */
31 #include "wine/debug.h"
36 WINE_DEFAULT_DEBUG_CHANNEL(int);
38 /* base WPROCS.DLL ordinal number for VxDs */
41 static void do_int2f_16( CONTEXT86 *context );
42 static void MSCDEX_Handler( CONTEXT86 *context );
44 /**********************************************************************
45 * INT_Int2fHandler (WPROCS.147)
47 * Handler for int 2fh (multiplex).
49 void WINAPI INT_Int2fHandler( CONTEXT86 *context )
51 TRACE("Subfunction 0x%X\n", AX_reg(context));
53 switch(AH_reg(context))
56 AL_reg(context) = 0xff; /* share is installed */
59 case 0x11: /* Network Redirector / IFSFUNC */
60 switch (LOBYTE(context->Eax))
62 case 0x00: /* Install check */
65 case 0x80: /* Enhanced services - Install check */
69 INT_BARF( context, 0x2f );
75 switch (LOBYTE(context->Eax))
77 case 0x2e: /* get or set DOS error table address */
78 switch (DL_reg(context))
80 /* Four tables: even commands are 'get', odd are 'set' */
81 /* DOS 5.0+ ignores "set" commands */
88 /* Instead of having a message table in DOS-space, */
89 /* we can use a special case for MS-DOS to force */
90 /* the secondary interface. */
95 context->SegEs = 0x0001;
96 DI_reg(context) = 0x0000;
99 FIXME("No real-mode handler for errors yet! (bye!)\n");
102 INT_BARF(context, 0x2f);
106 INT_BARF(context, 0x2f);
110 case 0x15: /* mscdex */
111 MSCDEX_Handler(context);
115 do_int2f_16( context );
118 case 0x1a: /* ANSI.SYS / AVATAR.SYS Install Check */
119 /* Not supported yet, do nothing */
124 switch (LOBYTE(context->Eax))
126 case 0x00: /* XMS v2+ installation check */
127 WARN("XMS is not fully implemented\n");
128 AL_reg(context) = 0x80;
130 case 0x10: /* XMS v2+ get driver address */
132 context->SegEs = DOSMEM_xms_seg;
137 INT_BARF( context, 0x2f );
140 FIXME("check for XMS (not supported)\n");
141 AL_reg(context) = 0x42; /* != 0x80 */
146 switch (LOBYTE(context->Eax))
157 /* Microsoft Profiler - not installed */
160 INT_BARF( context, 0x2f );
165 switch(LOBYTE(context->Eax))
167 case 0x10: /* smartdrv */
168 break; /* not installed */
169 case 0x11: /* dblspace */
170 break; /* not installed */
171 case 0x12: /* realtime compression interface */
172 break; /* not installed */
173 case 0x32: /* patch IO.SYS (???) */
174 break; /* we have no IO.SYS, so we can't patch it :-/ */
176 INT_BARF( context, 0x2f );
180 switch(LOBYTE(context->Eax))
187 FIXME("Task Switcher - not implemented\n");
190 INT_BARF( context, 0x2f );
193 case 0x56: /* INTERLNK */
194 switch(LOBYTE(context->Eax))
196 case 0x01: /* check if redirected drive */
197 AL_reg(context) = 0; /* not redirected */
200 INT_BARF( context, 0x2f );
203 case 0x7a: /* NOVELL NetWare */
204 switch (LOBYTE(context->Eax))
206 case 0x0: /* Low-level Netware installation check AL=0 not installed.*/
209 case 0x20: /* Get VLM Call Address */
210 /* return nothing -> NetWare not installed */
213 INT_BARF( context, 0x2f );
217 case 0xb7: /* append */
218 LOBYTE(context->Eax) = 0; /* not installed */
220 case 0xb8: /* network */
221 switch (LOBYTE(context->Eax))
223 case 0x00: /* Install check */
227 INT_BARF( context, 0x2f );
231 case 0xbd: /* some Novell network install check ??? */
232 AX_reg(context) = 0xa5a5; /* pretend to have Novell IPX installed */
234 case 0xbf: /* REDIRIFS.EXE */
235 switch (LOBYTE(context->Eax))
237 case 0x00: /* Install check */
241 INT_BARF( context, 0x2f );
246 switch(LOBYTE(context->Eax))
248 case 0x01: /* Quarterdeck RPCI - QEMM/QRAM - PCL-838.EXE functions */
249 if(BX_reg(context) == 0x5145 && CX_reg(context) == 0x4D4D
250 && DX_reg(context) == 0x3432)
251 TRACE("Check for QEMM v5.0+ (not installed)\n");
254 INT_BARF( context, 0x2f );
258 case 0xd7: /* Banyan Vines */
259 switch (LOBYTE(context->Eax))
261 case 0x01: /* Install check - Get Int Number */
265 INT_BARF( context, 0x2f );
270 switch(LOBYTE(context->Eax))
272 case 0x01: /* Quarterdeck QDPMI.SYS - DESQview */
273 if(BX_reg(context) == 0x4450 && CX_reg(context) == 0x4d49
274 && DX_reg(context) == 0x8f4f)
275 TRACE("Check for QDPMI.SYS (not installed)\n");
278 INT_BARF( context, 0x2f );
282 case 0xfa: /* Watcom debugger check, returns 0x666 if installed */
285 INT_BARF( context, 0x2f );
291 /**********************************************************************
294 static void do_int2f_16( CONTEXT86 *context )
298 switch(LOBYTE(context->Eax))
300 case 0x00: /* Windows enhanced mode installation check */
301 AX_reg(context) = (GetWinFlags16() & WF_ENHANCED) ?
302 LOWORD(GetVersion16()) : 0;
305 case 0x0a: /* Get Windows version and type */
307 BX_reg(context) = (LOWORD(GetVersion16()) << 8) |
308 (LOWORD(GetVersion16()) >> 8);
309 CX_reg(context) = (GetWinFlags16() & WF_ENHANCED) ? 3 : 2;
312 case 0x0b: /* Identify Windows-aware TSRs */
313 /* we don't have any pre-Windows TSRs */
316 case 0x11: /* Get Shell Parameters - (SHELL= in CONFIG.SYS) */
317 /* We can mock this up. But not today... */
318 FIXME("Get Shell Parameters\n");
321 case 0x80: /* Release time-slice */
325 case 0x81: /* Begin critical section. */
329 case 0x82: /* End critical section. */
333 case 0x83: /* Return Current Virtual Machine ID */
334 /* Virtual Machines are usually created/destroyed when Windows runs
335 * DOS programs. Since we never do, we are always in the System VM.
336 * According to Ralf Brown's Interrupt List, never return 0. But it
337 * seems to work okay (returning 0), just to be sure we return 1.
339 BX_reg(context) = 1; /* VM 1 is probably the System VM */
342 case 0x84: /* Get device API entry point */
344 HMODULE16 mod = GetModuleHandle16("wprocs");
345 if (mod < 32) mod = LoadLibrary16( "wprocs" );
346 addr = (DWORD)GetProcAddress16( mod, (LPCSTR)(VXD_BASE + BX_reg(context)) );
347 if (!addr) /* not supported */
348 ERR("Accessing unknown VxD %04x - Expect a failure now.\n", BX_reg(context) );
349 context->SegEs = SELECTOROF(addr);
350 DI_reg(context) = OFFSETOF(addr);
354 case 0x86: /* DPMI detect mode */
355 AX_reg(context) = 0; /* Running under DPMI */
358 case 0x87: /* DPMI installation check */
359 #if 1 /* DPMI still breaks pkunzip */
360 if (ISV86(context)) break; /* so bail out for now if in v86 mode */
365 AX_reg(context) = 0x0000; /* DPMI Installed */
366 BX_reg(context) = 0x0001; /* 32bits available */
367 CL_reg(context) = si.wProcessorLevel;
368 DX_reg(context) = 0x005a; /* DPMI major/minor 0.90 */
369 SI_reg(context) = 0; /* # of para. of DOS extended private data */
370 context->SegEs = DOSMEM_dpmi_seg;
371 DI_reg(context) = 0; /* ES:DI is DPMI switch entry point */
374 case 0x8a: /* DPMI get vendor-specific API entry point. */
375 /* The 1.0 specs say this should work with all 0.9 hosts. */
379 INT_BARF( context, 0x2f );
383 /* FIXME: this macro may have to be changed on architectures where <size> reads/writes
384 * must be <size> aligned
385 * <size> could be WORD, DWORD...
386 * in this case, we would need two macros, one for read, the other one for write
387 * Note: PTR_AT can be used as an l-value
389 #define PTR_AT(_ptr, _ofs, _typ) (*((_typ*)(((char*)_ptr)+(_ofs))))
391 /* Use #if 1 if you want full int 2f debug... normal users can leave it at 0 */
393 /**********************************************************************
394 * MSCDEX_Dump [internal]
396 * Dumps mscdex requests to int debug channel.
398 static void MSCDEX_Dump(char* pfx, BYTE* req, int dorealmode)
406 ptr += sprintf(ptr, "%s\tCommand => ", pfx);
407 for (i = 0; i < req[0]; i++) {
408 ptr += sprintf(ptr, "%02x ", req[i]);
414 ptr += sprintf(ptr, "\n\t\t\t\tIO_struct => ");
415 ios = (dorealmode) ? PTR_REAL_TO_LIN( PTR_AT(req, 16, WORD), PTR_AT(req, 14, WORD)) :
416 MapSL(MAKESEGPTR(PTR_AT(req, 16, WORD), PTR_AT(req, 14, WORD)));
418 for (i = 0; i < PTR_AT(req, 18, WORD); i++) {
419 ptr += sprintf(ptr, "%02x ", ios[i]);
420 if ((i & 0x1F) == 0x1F) {
430 #define MSCDEX_Dump(pfx, req, drm)
433 #define CDFRAMES_PERSEC 75
434 #define CDFRAMES_PERMIN (CDFRAMES_PERSEC * 60)
435 #define FRAME_OF_ADDR(a) ((a)[1] * CDFRAMES_PERMIN + (a)[2] * CDFRAMES_PERSEC + (a)[3])
436 #define FRAME_OF_TOC(toc, idx) FRAME_OF_ADDR((toc).TrackData[idx - (toc).FirstTrack].Address)
437 #define CTRL_OF_TOC(toc, idx) (((toc).TrackData[idx - (toc).FirstTrack].Control << 4) | \
438 (toc).TrackData[idx - (toc).FirstTrack].Adr)
440 static void MSCDEX_StoreMSF(DWORD frame, BYTE* val)
442 val[3] = 0; /* zero */
443 val[2] = frame / CDFRAMES_PERMIN; /* minutes */
444 val[1] = (frame / CDFRAMES_PERSEC) % 60; /* seconds */
445 val[0] = frame % CDFRAMES_PERSEC; /* frames */
448 static int is_cdrom( int drive)
450 char root[] = "A:\\";
452 return (GetDriveTypeA(root) == DRIVE_CDROM);
455 static void MSCDEX_Handler(CONTEXT86* context)
460 switch (LOBYTE(context->Eax)) {
461 case 0x00: /* Installation check */
462 /* Count the number of contiguous CDROM drives
464 for (drive = count = 0; drive < 26; drive++) {
465 if (is_cdrom(drive)) {
466 while (is_cdrom(drive + count)) count++;
470 TRACE("Installation check: %d cdroms, starting at %d\n", count, drive);
471 BX_reg(context) = count;
472 CX_reg(context) = (drive < 26) ? drive : 0;
475 case 0x0B: /* drive check */
476 AX_reg(context) = is_cdrom(CX_reg(context));
477 BX_reg(context) = 0xADAD;
480 case 0x0C: /* get version */
481 BX_reg(context) = 0x020a;
482 TRACE("Version number => %04x\n", BX_reg(context));
485 case 0x0D: /* get drive letters */
486 p = CTX_SEG_OFF_TO_LIN(context, context->SegEs, context->Ebx);
488 for (drive = 0; drive < 26; drive++) {
489 if (is_cdrom(drive)) *p++ = drive;
491 TRACE("Get drive letters\n");
494 case 0x10: /* direct driver access */
496 BYTE* driver_request;
498 BYTE Error = 255; /* No Error */
499 int dorealmode = ISV86(context);
500 char devName[] = "\\\\.\\@:";
503 CDROM_SUB_Q_DATA_FORMAT fmt;
504 SUB_Q_CHANNEL_DATA data;
506 DWORD present = TRUE;
508 driver_request = CTX_SEG_OFF_TO_LIN(context, context->SegEs, context->Ebx);
510 if (!driver_request) {
511 /* FIXME - to be deleted ?? */
512 ERR("ES:BX==0 ! SEGFAULT ?\n");
513 ERR("-->BX=0x%04x, ES=0x%04lx, DS=0x%04lx, CX=0x%04x\n",
514 BX_reg(context), context->SegEs, context->SegDs, CX_reg(context));
515 driver_request[4] |= 0x80;
516 driver_request[3] = 5; /* bad request length */
520 * the following tests are wrong because lots of functions don't require the
521 * tray to be closed with a CD inside
523 TRACE("CDROM device driver -> command <%d>\n", (unsigned char)driver_request[2]);
525 if (!is_cdrom(CX_reg(context))) {
526 WARN("Request made doesn't match a CD ROM drive (%d)\n", CX_reg(context));
527 driver_request[4] |= 0x80;
528 driver_request[3] = 1; /* unknown unit */
532 MSCDEX_Dump("Beg", driver_request, dorealmode);
534 /* set status to 0 */
535 PTR_AT(driver_request, 3, WORD) = 0;
536 devName[4] = 'A' + CX_reg(context);
537 h = CreateFileA(devName, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, 0);
539 WARN("Couldn't open cdrom handle\n");
540 driver_request[4] |= 0x80;
541 driver_request[3] = 1; /* unknown unit */
545 fmt.Format = IOCTL_CDROM_CURRENT_POSITION;
546 if (!DeviceIoControl(h, IOCTL_CDROM_READ_TOC, NULL, 0, &toc, sizeof(toc), &br, NULL) ||
547 !DeviceIoControl(h, IOCTL_CDROM_READ_Q_CHANNEL, &fmt, sizeof(fmt),
548 &data, sizeof(data), &br, NULL)) {
549 if (GetLastError() == STATUS_NO_MEDIA_IN_DEVICE)
551 if (driver_request[2] != 6 && driver_request[2] != 15)
553 driver_request[4] |= 0x80;
554 driver_request[3] = 2; /* drive not ready */
562 driver_request[4] |= 0x80;
563 driver_request[3] = 1; /* unknown unit */
569 switch (driver_request[2]) {
571 io_stru = (dorealmode) ?
572 PTR_REAL_TO_LIN( PTR_AT(driver_request, 16, WORD), PTR_AT(driver_request, 14, WORD) ) :
573 MapSL( MAKESEGPTR(PTR_AT(driver_request, 16, WORD), PTR_AT(driver_request, 14, WORD)));
575 TRACE(" --> IOCTL INPUT <%d>\n", io_stru[0]);
576 switch (io_stru[0]) {
578 case 0: /* Get device Header */
580 static LPSTR ptr = 0;
582 ptr = SEGPTR_ALLOC(22);
583 PTR_AT(ptr, 0, DWORD) = ~1; /* Next Device Driver */
584 PTR_AT(ptr, 4, WORD) = 0xC800; /* Device attributes */
585 PTR_AT(ptr, 6, WORD) = 0x1234; /* Pointer to device strategy routine: FIXME */
586 PTR_AT(ptr, 8, WORD) = 0x3142; /* Pointer to device interrupt routine: FIXME */
587 PTR_AT(ptr, 10, char) = 'W'; /* 8-byte character device name field */
588 PTR_AT(ptr, 11, char) = 'I';
589 PTR_AT(ptr, 12, char) = 'N';
590 PTR_AT(ptr, 13, char) = 'E';
591 PTR_AT(ptr, 14, char) = '_';
592 PTR_AT(ptr, 15, char) = 'C';
593 PTR_AT(ptr, 16, char) = 'D';
594 PTR_AT(ptr, 17, char) = '_';
595 PTR_AT(ptr, 18, WORD) = 0; /* Reserved (must be zero) */
596 PTR_AT(ptr, 20, BYTE) = 0; /* Drive letter (must be zero) */
597 PTR_AT(ptr, 21, BYTE) = 1; /* Number of units supported (one or more) FIXME*/
599 PTR_AT(io_stru, DWORD, 0) = SEGPTR_GET(ptr);
604 case 1: /* location of head */
605 switch (io_stru[1]) {
607 PTR_AT(io_stru, 2, DWORD) =
608 FRAME_OF_ADDR(data.CurrentPosition.AbsoluteAddress);
611 MSCDEX_StoreMSF(FRAME_OF_ADDR(data.CurrentPosition.AbsoluteAddress),
615 ERR("CD-ROM driver: unsupported addressing mode !!\n");
618 TRACE(" ----> HEAD LOCATION <%ld>\n", PTR_AT(io_stru, 2, DWORD));
621 case 4: /* Audio channel info */
630 TRACE(" ----> AUDIO CHANNEL INFO\n");
633 case 6: /* device status */
634 PTR_AT(io_stru, 1, DWORD) = 0x00000290;
636 * 1 Supports HSG and Red Book addressing modes
637 * 0 Supports audio channel manipulation
639 * 1 Supports prefetching requests
642 * 1 Data read and plays audio/video tracks
645 * 0 Supports only cooked reading
647 * 0 see below (Door closed/opened)
649 if (!present) PTR_AT(io_stru, 1, DWORD) |= 1;
650 TRACE(" ----> DEVICE STATUS <0x%08lx>\n", PTR_AT(io_stru, 1, DWORD));
653 case 8: /* Volume size */
654 PTR_AT(io_stru, 1, DWORD) = FRAME_OF_TOC(toc, toc.LastTrack + 1) -
655 FRAME_OF_TOC(toc, toc.FirstTrack) - 1;
656 TRACE(" ----> VOLUME SIZE <%ld>\n", PTR_AT(io_stru, 1, DWORD));
659 case 9: /* media changed ? */
660 /* answers don't know... -1/1 for yes/no would be better */
661 io_stru[1] = 0; /* FIXME? 1? */
662 TRACE(" ----> MEDIA CHANGED <%d>\n", io_stru[1]);
665 case 10: /* audio disk info */
666 io_stru[1] = toc.FirstTrack; /* starting track of the disc */
667 io_stru[2] = toc.LastTrack; /* ending track */
668 MSCDEX_StoreMSF(FRAME_OF_TOC(toc, toc.LastTrack + 1) -
669 FRAME_OF_TOC(toc, toc.FirstTrack) - 1, io_stru + 3);
671 TRACE(" ----> AUDIO DISK INFO <%d-%d/%08lx>\n",
672 io_stru[1], io_stru[2], PTR_AT(io_stru, 3, DWORD));
675 case 11: /* audio track info */
676 if (io_stru[1] >= toc.FirstTrack && io_stru[1] <= toc.LastTrack) {
677 MSCDEX_StoreMSF(FRAME_OF_TOC(toc, io_stru[1]), io_stru + 2);
678 /* starting point if the track */
679 io_stru[6] = CTRL_OF_TOC(toc, io_stru[1]);
681 PTR_AT(io_stru, 2, DWORD) = 0;
684 TRACE(" ----> AUDIO TRACK INFO[%d] = [%08lx:%d]\n",
685 io_stru[1], PTR_AT(io_stru, 2, DWORD), io_stru[6]);
688 case 12: /* get Q-Channel info */
689 io_stru[1] = CTRL_OF_TOC(toc, data.CurrentPosition.TrackNumber);
690 io_stru[2] = data.CurrentPosition.TrackNumber;
691 io_stru[3] = 0; /* FIXME ?? */
693 /* why the heck did MS use another format for 0MSF information... sigh */
697 MSCDEX_StoreMSF(FRAME_OF_ADDR(data.CurrentPosition.TrackRelativeAddress), bTmp);
698 io_stru[ 4] = bTmp[2];
699 io_stru[ 5] = bTmp[1];
700 io_stru[ 6] = bTmp[0];
703 MSCDEX_StoreMSF(FRAME_OF_ADDR(data.CurrentPosition.AbsoluteAddress), bTmp);
704 io_stru[ 8] = bTmp[2];
705 io_stru[ 9] = bTmp[1];
706 io_stru[10] = bTmp[0];
709 TRACE("Q-Channel info: Ctrl/adr=%02x TNO=%02x X=%02x rtt=%02x:%02x:%02x rtd=%02x:%02x:%02x (cf=%08x, tp=%08x)\n",
710 io_stru[ 1], io_stru[ 2], io_stru[ 3],
711 io_stru[ 4], io_stru[ 5], io_stru[ 6],
712 io_stru[ 8], io_stru[ 9], io_stru[10],
713 FRAME_OF_ADDR(data.CurrentPosition.AbsoluteAddress),
714 FRAME_OF_TOC(toc, data.CurrentPosition.TrackNumber));
717 case 15: /* Audio status info */
718 /* !!!! FIXME FIXME FIXME !! */
719 PTR_AT(io_stru, 1, WORD) = 2 | ((data.CurrentPosition.Header.AudioStatus == AUDIO_STATUS_PAUSED) ? 1 : 0);
721 PTR_AT(io_stru, 3, DWORD) = 0;
722 PTR_AT(io_stru, 7, DWORD) = 0;
724 PTR_AT(io_stru, 3, DWORD) = FRAME_OF_TOC(toc, toc.FirstTrack);
725 PTR_AT(io_stru, 7, DWORD) = FRAME_OF_TOC(toc, toc.LastTrack + 1);
727 TRACE("Audio status info: status=%04x startLoc=%ld endLoc=%ld\n",
728 PTR_AT(io_stru, 1, WORD), PTR_AT(io_stru, 3, DWORD), PTR_AT(io_stru, 7, DWORD));
732 FIXME("IOCTL INPUT: Unimplemented <%d>!!\n", io_stru[0]);
739 io_stru = (dorealmode) ?
740 PTR_REAL_TO_LIN( PTR_AT(driver_request, 16, WORD), PTR_AT(driver_request, 14, WORD)) :
741 MapSL( MAKESEGPTR(PTR_AT(driver_request, 16, WORD), PTR_AT(driver_request, 14, WORD)));
743 TRACE(" --> IOCTL OUTPUT <%d>\n", io_stru[0]);
744 switch (io_stru[0]) {
746 DeviceIoControl(h, IOCTL_STORAGE_EJECT_MEDIA, NULL, 0, NULL, 0, &br, NULL);
747 TRACE(" ----> EJECT\n");
749 case 2: /* reset drive */
750 DeviceIoControl(h, IOCTL_STORAGE_RESET_DEVICE, NULL, 0, NULL, 0, &br, NULL);
751 TRACE(" ----> RESET\n");
753 case 3: /* Audio Channel Control */
754 FIXME(" ----> AUDIO CHANNEL CONTROL (NIY)\n");
756 case 5: /* close tray */
757 DeviceIoControl(h, IOCTL_STORAGE_LOAD_MEDIA, NULL, 0, NULL, 0, &br, NULL);
758 TRACE(" ----> CLOSE TRAY\n");
761 FIXME(" IOCTL OUTPUT: Unimplemented <%d>!!\n", io_stru[0]);
767 case 128: /* read long */
769 LPVOID dst = MapSL(MAKESEGPTR(PTR_AT(driver_request, 16, WORD),
770 PTR_AT(driver_request, 14, WORD)));
771 DWORD at = PTR_AT(driver_request, 20, DWORD);
772 WORD num = PTR_AT(driver_request, 18, WORD);
775 switch (driver_request[13]) {
776 case 1: /* Red book addressing mode = 0:m:s:f */
777 /* FIXME : frame <=> msf conversion routines could be shared
778 * between mscdex and mcicda
780 at = LOBYTE(HIWORD(at)) * CDFRAMES_PERMIN +
781 HIBYTE(LOWORD(at)) * CDFRAMES_PERSEC +
784 case 0: /* HSG addressing mode */
785 switch (PTR_AT(driver_request, 24, BYTE))
788 ReadFile(h, dst, num * 2048, &br, NULL);
791 /* FIXME: computation is wrong */
792 rri.DiskOffset.s.HighPart = 0;
793 rri.DiskOffset.s.LowPart = at << 11;
794 rri.TrackMode = YellowMode2;
795 rri.SectorCount = num;
796 DeviceIoControl(h, IOCTL_CDROM_RAW_READ, &rri, sizeof(rri),
797 dst, num * 2352, &br, NULL);
800 ERR("Unsupported read mode !!\n");
806 ERR("Unsupported address mode !!\n");
816 CDROM_SEEK_AUDIO_MSF seek;
818 at = PTR_AT(driver_request, 20, DWORD);
820 TRACE(" --> SEEK AUDIO mode :<0x%02X>, [%ld]\n",
821 (BYTE)driver_request[13], at);
823 switch (driver_request[13]) {
824 case 1: /* Red book addressing mode = 0:m:s:f */
825 /* FIXME : frame <=> msf conversion routines could be shared
826 * between mscdex and mcicda
828 at = LOBYTE(HIWORD(at)) * CDFRAMES_PERMIN +
829 HIBYTE(LOWORD(at)) * CDFRAMES_PERSEC +
832 case 0: /* HSG addressing mode */
833 seek.M = at / CDFRAMES_PERMIN;
834 seek.S = (at / CDFRAMES_PERSEC) % 60;
835 seek.F = at % CDFRAMES_PERSEC;
836 DeviceIoControl(h, IOCTL_CDROM_SEEK_AUDIO_MSF, &seek, sizeof(seek),
840 ERR("Unsupported address mode !!\n");
850 CDROM_PLAY_AUDIO_MSF play;
852 beg = end = PTR_AT(driver_request, 14, DWORD);
853 end += PTR_AT(driver_request, 18, DWORD);
855 TRACE(" --> PLAY AUDIO mode :<0x%02X>, [%ld-%ld]\n",
856 (BYTE)driver_request[13], beg, end);
858 switch (driver_request[13]) {
860 /* Red book addressing mode = 0:m:s:f */
861 /* FIXME : frame <=> msf conversion routines could be shared
862 * between mscdex and mcicda
864 beg = LOBYTE(LOWORD(beg)) * CDFRAMES_PERMIN +
865 HIBYTE(LOWORD(beg)) * CDFRAMES_PERSEC +
867 end = LOBYTE(LOWORD(end)) * CDFRAMES_PERMIN +
868 HIBYTE(LOWORD(end)) * CDFRAMES_PERSEC +
871 case 0: /* HSG addressing mode */
872 play.StartingM = beg / CDFRAMES_PERMIN;
873 play.StartingS = (beg / CDFRAMES_PERSEC) % 60;
874 play.StartingF = beg % CDFRAMES_PERSEC;
875 play.EndingM = end / CDFRAMES_PERMIN;
876 play.EndingS = (end / CDFRAMES_PERSEC) % 60;
877 play.EndingF = end % CDFRAMES_PERSEC;
878 DeviceIoControl(h, IOCTL_CDROM_PLAY_AUDIO_MSF, &play, sizeof(play),
882 ERR("Unsupported address mode !!\n");
890 if (data.CurrentPosition.Header.AudioStatus == AUDIO_STATUS_IN_PROGRESS) {
891 DeviceIoControl(h, IOCTL_CDROM_PAUSE_AUDIO, NULL, 0, NULL, 0, &br, NULL);
892 TRACE(" --> STOP AUDIO (Paused)\n");
894 DeviceIoControl(h, IOCTL_CDROM_STOP_AUDIO, NULL, 0, NULL, 0, &br, NULL);
895 TRACE(" --> STOP AUDIO (Stopped)\n");
900 TRACE(" --> RESUME AUDIO\n");
901 DeviceIoControl(h, IOCTL_CDROM_PAUSE_AUDIO, NULL, 0, NULL, 0, &br, NULL);
905 FIXME(" ioctl unimplemented <%d>\n", driver_request[2]);
909 /* setting error codes if any */
911 driver_request[4] |= 0x80;
912 driver_request[3] = Error;
916 /* setting status bits
917 * 3 == playing && done
921 (data.CurrentPosition.Header.AudioStatus == AUDIO_STATUS_IN_PROGRESS) ? 3 : 1;
923 MSCDEX_Dump("End", driver_request, dorealmode);
927 FIXME("Unimplemented MSCDEX function 0x%02X.\n", LOBYTE(context->Eax));