| 1 | /* $Id: init.cpp 151 2000-05-28 16:50:46Z sandervl $ */
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| 2 |
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| 3 | /* SCCSID = %W% %E% */
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| 4 | /****************************************************************************
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| 5 | * *
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| 6 | * Copyright (c) IBM Corporation 1994 - 1997. *
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| 7 | * *
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| 8 | * The following IBM OS/2 source code is provided to you solely for the *
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| 9 | * the purpose of assisting you in your development of OS/2 device drivers. *
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| 10 | * You may use this code in accordance with the IBM License Agreement *
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| 11 | * provided in the IBM Device Driver Source Kit for OS/2. *
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| 12 | * *
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| 13 | ****************************************************************************/
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| 14 | /**@internal %W%
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| 15 | * Top level device driver initialization.
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| 16 | * @version %I%
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| 17 | * @context
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| 18 | * Physical DD initialization context: Ring3 with I/O privledge.
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| 19 | * Discarded after use.
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| 20 | * @notes
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| 21 | * Creates resource manager object and uses that RM object to figure out
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| 22 | * whether audio hardware is present. If present, RM provides IO resources
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| 23 | * to operate hardware. This modules uses that information to create
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| 24 | * Audio HW objects and other global data structures.
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| 25 | * @history
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| 26 | */
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| 27 |
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| 28 | #pragma code_seg ("_inittext");
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| 29 | ////#pragma data_seg ("_initdata","endds");
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| 30 |
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| 31 | extern "C" { // 16-bit header files are not C++ aware
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| 32 | #define INCL_NOPMAPI
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| 33 | #define INCL_DOSMISC
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| 34 | #include <os2.h>
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| 35 | #include <audio.h>
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| 36 | #include <os2mixer.h>
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| 37 | }
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| 38 |
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| 39 | #include <ctype.h>
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| 40 | #include <string.h>
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| 41 | #include <devhelp.h>
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| 42 | #include "strategy.h" // OS/2 DD strategy interface
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| 43 | #include "header.h" // Device driver header
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| 44 | #include "parse.h" // Parses DEVICE= command line
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| 45 | #include "malloc.h" // Heap memory used by this driver
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| 46 | #include "mpu401.hpp" // Object definition
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| 47 | #include "wavehw.hpp" // Object definition
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| 48 | #include "irq.hpp" // Object definition
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| 49 | #include "timer.hpp" // Object definition
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| 50 | #include "stream.hpp" // pStreamList
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| 51 | #include "rm.hpp" // Object definition
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| 52 | #include "end.h" // end_of_data, end_of_text()
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| 53 | #include "sizedefs.h" // HEAP_SIZE
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| 54 | #include "idc_vdd.h" // VDD interface and Data Structs
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| 55 | #include <include.h> // Pragmas and more.
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| 56 | #include <sbversion.h>
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| 57 |
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| 58 | #ifndef PCI_VENDOR_ID_CREATIVE
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| 59 | #define PCI_VENDOR_ID_CREATIVE 0x1102UL
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| 60 | #endif
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| 61 |
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| 62 | #ifndef PCI_DEVICE_ID_CREATIVE_EMU10K1
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| 63 | #define PCI_DEVICE_ID_CREATIVE_EMU10K1 0x0002UL
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| 64 | #endif
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| 65 | #define PCI_ID ((PCI_DEVICE_ID_CREATIVE_EMU10K1<<16UL)|PCI_VENDOR_ID_CREATIVE)
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| 66 |
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| 67 | // Default MIDI timer interval, milliseconds.
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| 68 | static USHORT MIDI_TimerInterval = 10;
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| 69 |
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| 70 | static char szSBLive[] = "SoundBlaster Live! MMPM/2 Audio Driver v"SBLIVE_VERSION;
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| 71 | static char szCopyRight[] = "Copyright 2000 Sander van Leeuwen (sandervl@xs4all.nl)";
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| 72 | static char NEWLINE[] = "\r\n";
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| 73 | static char szSBLiveNotFound[] = "SB Live! hardware not detected!";
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| 74 | static char szAltF1[] = "Reboot, press Alt-F1 during OS/2 startup and select Enable Hardware Detection";
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| 75 |
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| 76 | //
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| 77 | // ASCII Z-String used to register for PDD-VDD IDC must
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| 78 | // Name is copied from header at runtime.
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| 79 | //
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| 80 | char szPddName [9] = {0};
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| 81 |
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| 82 | ResourceManager* pRM = 0; // Resource manager object.
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| 83 |
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| 84 | //
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| 85 | // Strategy Init
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| 86 | //
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| 87 | void StrategyInit(PREQPACKET prp)
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| 88 | {
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| 89 | Device_Help = (PFN) prp->s.init_in.ulDevHlp;
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| 90 | prp->s.init_out.usCodeEnd = 0;
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| 91 | prp->s.init_out.usDataEnd = 0;
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| 92 | prp->usStatus = RPDONE | RPERR | RPGENFAIL;
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| 93 |
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| 94 | /* Initialize Heap. */
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| 95 | unsigned uInitSize; // Actual size of Heap following initialization.
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| 96 | uInitSize = HeapInit( HEAP_SIZE );
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| 97 | if ((HEAP_SIZE-uInitSize) > 64) { // Should get size of request, less some overhead.
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| 98 | // ### pError->vLog( HeapInitFailure ); //### Error log 'pError' not yet created.
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| 99 | return;
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| 100 | }
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| 101 | /* Heap initialized. */
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| 102 |
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| 103 | // Initialize global lists.
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| 104 | pAudioHWList = new QUEUEHEAD;
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| 105 | pStreamList = new QUEUEHEAD;
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| 106 | pTimerList = new QUEUEHEAD;
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| 107 |
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| 108 | // Fetch command line parameters.
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| 109 | if (!GetParms(prp->s.init_in.szArgs)) {
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| 110 | return;
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| 111 | }
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| 112 |
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| 113 | // Now that we've grabbed our cmd line options,
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| 114 | // we can start processing stuff that depends on those switches.
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| 115 |
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| 116 | if (fInt3BeforeInit) int3();
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| 117 |
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| 118 | // If we got a /V (verbose) flag on the DEVICE= command, route messages
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| 119 | // to the display.
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| 120 | if (fVerbose) {
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| 121 | USHORT result;
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| 122 |
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| 123 | DosWrite(1, (VOID FAR*)NEWLINE, sizeof(NEWLINE)-1, &result);
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| 124 | DosWrite(1, (VOID FAR*)szSBLive, strlen(szSBLive), &result);
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| 125 | DosWrite(1, (VOID FAR*)NEWLINE, sizeof(NEWLINE)-1, &result);
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| 126 |
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| 127 | DosWrite(1, (VOID FAR*)szCopyRight, sizeof(szCopyRight), &result);
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| 128 | DosWrite(1, (VOID FAR*)NEWLINE, sizeof(NEWLINE)-1, &result);
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| 129 | DosWrite(1, (VOID FAR*)NEWLINE, sizeof(NEWLINE)-1, &result);
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| 130 | }
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| 131 |
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| 132 | if (szCL_DevName[0] != ' ') // Was a valid device name specified?
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| 133 | memcpy(phdr->abName,szCL_DevName,8); // yes, copy it to the dev header
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| 134 |
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| 135 | pRM = new ResourceManager(PCI_ID); // Create the RM object.
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| 136 | if (! pRM) {
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| 137 | return;
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| 138 | }
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| 139 | else if (pRM->getState() != rmDriverCreated) {
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| 140 | return;
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| 141 | }
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| 142 |
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| 143 | //SvL: Check if SB Live hardware has been detected by the resource manager
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| 144 | // If not, tell user to reboot, press alt-f1 and enable hardware detection
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| 145 | if(!pRM->bIsDevDetected(PCI_ID, SEARCH_ID_DEVICEID, TRUE)) {
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| 146 | USHORT result;
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| 147 |
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| 148 | DosWrite(1, (VOID FAR*)szSBLiveNotFound, strlen(szSBLiveNotFound), &result);
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| 149 | DosWrite(1, (VOID FAR*)NEWLINE, sizeof(NEWLINE)-1, &result);
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| 150 | DosWrite(1, (VOID FAR*)szAltF1, sizeof(szAltF1), &result);
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| 151 | DosWrite(1, (VOID FAR*)NEWLINE, sizeof(NEWLINE)-1, &result);
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| 152 | return;
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| 153 | }
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| 154 |
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| 155 | // Build the MPU401 object only if we got a good 2115 init.
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| 156 | // First create a timer, then the HW object.
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| 157 | TIMER* pMPUTimer =
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| 158 | new TIMER(NULL, MIDI_TimerInterval, STREAM_MPU401_PLAY );
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| 159 | if (pMPUTimer->eState() != TIMER_Disabled)
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| 160 | new MPU_401(pMPUTimer);
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| 161 |
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| 162 | SetHardwareType(AUDIOHW_MPU401_PLAY, MIDI, OPERATION_PLAY, 0);
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| 163 | SetHardwareType(AUDIOHW_MPU401_PLAY, DATATYPE_MIDI, OPERATION_PLAY, 0);
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| 164 | SetHardwareType(AUDIOHW_MPU401_PLAY, 0, OPERATION_PLAY, 0); //### Must be fixed.
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| 165 |
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| 166 | // Build the Wave Playback Hardware object
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| 167 | new WAVEPLAY();
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| 168 | new WAVEREC();
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| 169 |
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| 170 | #if 0
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| 171 | // fill in the ADAPTERINFO
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| 172 | codec_info.ulNumPorts = NUMIORANGES;
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| 173 | codec_info.Range[0].ulPort = pResourcesWSS->uIOBase[0];
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| 174 | codec_info.Range[0].ulRange = pResourcesWSS->uIOLength[0];
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| 175 | codec_info.Range[1].ulPort = pResourcesWSS->uIOBase[1];
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| 176 | codec_info.Range[1].ulRange = pResourcesWSS->uIOLength[1];
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| 177 | codec_info.Range[2].ulPort = pResourcesWSS->uIOBase[2];
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| 178 | codec_info.Range[2].ulRange = pResourcesWSS->uIOLength[2];
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| 179 | codec_info.Range[3].ulPort = pResourcesICS->uIOBase[0];
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| 180 | codec_info.Range[3].ulRange = pResourcesICS->uIOLength[0];
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| 181 |
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| 182 | // set up the addressing to the codec data for the vdd
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| 183 | pfcodec_info = (ADAPTERINFO __far *)&codec_info;
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| 184 | DevHelp_VirtToLin (SELECTOROF(pfcodec_info), (ULONG)(OFFSETOF(pfcodec_info)),
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| 185 | (PLIN)&pLincodec);
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| 186 |
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| 187 | // copy the pdd name out of the header.
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| 188 | for (int i = 0; i < sizeof(szPddName)-1 ; i++) {
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| 189 | if (phdr->abName[i] <= ' ')
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| 190 | break;
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| 191 | szPddName[i] = phdr->abName[i];
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| 192 | }
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| 193 | // register the VDD IDC entry point..
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| 194 | DevHelp_RegisterPDD ((NPSZ)szPddName, (PFN)IDCEntry_VDD);
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| 195 | #endif
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| 196 |
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| 197 | prp->usStatus = RPDONE;
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| 198 | prp->s.init_out.usCodeEnd = (USHORT) &end_of_text;
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| 199 | prp->s.init_out.usDataEnd = (USHORT) &end_of_heap;
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| 200 | }
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