source: GPL/branches/uniaud32-2.1.x/drv32/idc.c@ 548

Last change on this file since 548 was 548, checked in by David Azarewicz, 14 years ago

APIC interrupt fixes from trunk
File size: 7.1 KB
Line 
1/* $Id: idc.c,v 1.1.1.1 2003/07/02 13:56:56 eleph Exp $ */
2/*
3 * IDC entry point for calls from 16bit driver
4 *
5 * (C) 2000-2002 InnoTek Systemberatung GmbH
6 * (C) 2000-2001 Sander van Leeuwen (sandervl@xs4all.nl)
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public
19 * License along with this program; if not, write to the Free
20 * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139,
21 * USA.
22 *
23 */
24
25extern "C" { // 16-bit header files are not C++ aware
26#define INCL_NOPMAPI
27#define INCL_DOSINFOSEG
28#include <os2.h>
29}
30#include <devtype.h>
31#include <devhelp.h>
32#include <strategy.h>
33#include <ossidc32.h>
34#include <irqos2.h>
35#include <stacktoflat.h>
36#include <dbgos2.h>
37
38//16:32 address of 16 bits pdd idc handler
39IDC16_HANDLER idc16_PddHandler = 0;
40extern "C" int pcm_device;
41WORD32 OSS32IDC(ULONG cmd, PIDC32_PACKET pPacket);
42extern "C" BOOL fRewired; //pci.c
43
44//packet pointer must reference a structure on the stack
45
46OSSRET AlsaIDC(ULONG cmd, ULONG packet);
47#pragma aux AlsaIDC "ALSA_IDC" parm reverse [ecx edx]
48OSSRET AlsaIDC(ULONG cmd, ULONG packet)
49{
50 PIDC32_PACKET pPacket = (PIDC32_PACKET)__Stack16ToFlat(packet);
51 ULONG oldfileid;
52 OSSRET rc;
53
54 if (fRewired) {
55 fRewired = FALSE;
56 rprintf(("AlsaIDC: Resuming"));
57 OSS32_APMResume();
58 }
59
60 //Sets file id in current task structure
61 oldfileid = OSS32_SetFileId(pPacket->fileid);
62 rc = OSS32IDC(cmd & 0xFFFF, pPacket);
63 OSS32_SetFileId(oldfileid);
64 return rc;
65}
66
67OSSRET OSS32IDC(ULONG cmd, PIDC32_PACKET pPacket)
68{
69 OSSRET rc;
70
71 switch(cmd)
72 {
73 case IDC32_OSS32_INIT:
74 idc16_PddHandler = (IDC16_HANDLER)MAKE_FARPTR32(pPacket->init.handler16);
75 return OSSERR_SUCCESS;
76
77 case IDC32_OSS32_EXIT:
78 idc16_PddHandler = 0;
79 return OSSERR_SUCCESS;
80
81 case IDC32_OSS32_QUERYDEVCAPS:
82 return OSS32_QueryDevCaps(pPacket->devcaps.devicenr, (POSS32_DEVCAPS)__Stack16ToFlat(pPacket->devcaps.pDevCaps));
83
84 case IDC32_OSS32_APM_SUSPEND:
85 return OSS32_APMSuspend();
86
87 case IDC32_OSS32_APM_RESUME:
88 return OSS32_APMResume();
89
90 case IDC32_WAVE_OPEN:
91 {
92 OSSSTREAMID streamId = 0;
93
94 rc = OSS32_WaveOpen(pPacket->open.devicenr, pPacket->open.streamtype, &streamId, pcm_device, (USHORT)pPacket->fileid); /* DAZ cast added to stop compiler warning */
95 pPacket->streamid = streamId;
96 return rc;
97 }
98
99 case IDC32_WAVE_CLOSE:
100 return OSS32_WaveClose(pPacket->streamid);
101
102 case IDC32_WAVE_ADDBUFFER:
103 {
104 ULONG transferred = 0;
105 rc = OSS32_WaveAddBuffer(pPacket->streamid, pPacket->buffer.buffer, pPacket->buffer.size, &transferred, pcm_device);
106 pPacket->buffer.transferred = transferred;
107 return rc;
108 }
109
110 case IDC32_WAVE_GETSPACE:
111 {
112 ULONG bytesavail = 0;
113 rc = OSS32_WaveGetSpace(pPacket->streamid, &bytesavail);
114 pPacket->getspace.bytesavail = bytesavail;
115 return rc;
116 }
117
118 case IDC32_WAVE_PREPARE:
119 return OSS32_WavePrepare(pPacket->streamid);
120
121 case IDC32_WAVE_RESUME:
122 return OSS32_WaveResume(pPacket->streamid);
123
124 case IDC32_WAVE_PAUSE:
125 return OSS32_WavePause(pPacket->streamid);
126
127 case IDC32_WAVE_START:
128 return OSS32_WaveStart(pPacket->streamid);
129
130 case IDC32_WAVE_STOP:
131 return OSS32_WaveStop(pPacket->streamid);
132
133 case IDC32_WAVE_SETHWPARAMS:
134 {
135 OSS32_HWPARAMS *pHwParam = (OSS32_HWPARAMS *)__Stack16ToFlat(pPacket->sethwparams.hwparams);
136 return OSS32_WaveSetHwParams(pPacket->streamid, pHwParam);
137 }
138
139 case IDC32_WAVE_GETPOS:
140 {
141 ULONG position = 0;
142 rc = OSS32_WaveGetPosition(pPacket->streamid, &position);
143 pPacket->getpos.position = position;
144 return rc;
145 }
146
147 case IDC32_WAVE_GETHWPTR:
148 {
149 ULONG position = 0;
150 rc = OSS32_WaveGetHwPtr(pPacket->streamid, &position);
151 pPacket->getpos.position = position;
152 return rc;
153 }
154
155 case IDC32_WAVE_GETSTATUS:
156 {
157 ULONG status = 0;
158 rc = OSS32_WaveGetStatus(pPacket->streamid, &status);
159 pPacket->status.state = status;
160 return rc;
161 }
162
163 case IDC32_WAVE_SETVOLUME:
164 return OSS32_WaveSetVolume(pPacket->streamid, pPacket->setwavevol.volume);
165
166 case IDC32_MIXER_OPEN:
167 {
168 OSSSTREAMID streamId = 0;
169
170 rc = OSS32_MixOpen(pPacket->open.devicenr, &streamId);
171 pPacket->streamid = streamId;
172 return rc;
173 }
174
175 case IDC32_MIXER_CLOSE:
176 return OSS32_MixClose(pPacket->streamid);
177
178 case IDC32_MIXER_GETVOLUME:
179 {
180 ULONG volume = 0;
181
182 rc = OSS32_MixGetVolume(pPacket->streamid, pPacket->mixvol.line, &volume);
183 pPacket->mixvol.volume = volume;
184 return rc;
185 }
186
187 case IDC32_MIXER_SETVOLUME:
188 return OSS32_MixSetVolume(pPacket->streamid, pPacket->mixvol.line, pPacket->mixvol.volume);
189
190 case IDC32_MIXER_GETPROPERTY:
191 {
192 ULONG value = 0;
193
194 rc = OSS32_MixGetProperty(pPacket->streamid, pPacket->mixprop.property, &value);
195 pPacket->mixprop.value = value;
196 return rc;
197 }
198
199 case IDC32_MIXER_SETPROPERTY:
200 return OSS32_MixSetProperty(pPacket->streamid, pPacket->mixprop.property, pPacket->mixprop.value);
201
202 case IDC32_MIXER_QUERYCAPS:
203 return OSS32_MixQueryCaps(pPacket->streamid, (POSS32_MIXCAPS)__Stack16ToFlat(pPacket->mixcaps.pCaps));
204
205 case IDC32_MIDI_OPEN:
206 {
207 OSSSTREAMID streamId = 0;
208
209 rc = OSS32_MidiOpen(pPacket->open.devicenr, pPacket->open.streamtype, &streamId);
210 pPacket->streamid = streamId;
211 return rc;
212 }
213
214 case IDC32_MIDI_CLOSE:
215 return OSS32_MidiClose(pPacket->streamid);
216
217 case IDC32_MIDI_WRITE:
218 return OSS32_MidiWrite(pPacket->streamid, pPacket->midiwrite.midiByte);
219
220 case IDC32_MIDI_READ:
221 {
222 ULONG transferred = 0;
223 rc = OSS32_MidiRead(pPacket->streamid, (char *)__Stack16ToFlat(pPacket->midiread.buffer), pPacket->midiread.bufsize, &transferred);
224 pPacket->buffer.transferred = transferred;
225 return rc;
226 }
227
228 case IDC32_MIDI_QUERYCAPS:
229 return OSS32_MidiQueryCaps(pPacket->streamid, (POSS32_MIDICAPS)__Stack16ToFlat(pPacket->midicaps.pCaps));
230
231 case IDC32_DEBUG_STRING:
232 return OSS32_DebugString((char *)pPacket->buffer.buffer, pPacket->buffer.size);
233
234 case IDC32_MIDI_NOTEON:
235 case IDC32_MIDI_NOTEOFF:
236 case IDC32_MIDI_KEY_PRESSURE:
237 case IDC32_MIDI_CONTROL_CHANGE:
238 case IDC32_MIDI_PROGRAM_CHANGE:
239 case IDC32_MIDI_CHANNEL_PRESSURE:
240 case IDC32_MIDI_PITCH_BEND:
241 return OSS32_MidiCommand(pPacket->streamid, cmd, pPacket->midicmd.channel, pPacket->midicmd.param1, pPacket->midicmd.param2);
242 }
243
244 return OSSERR_INVALID_PARAMETER;
245}
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