ReactOS  0.4.13-dev-235-g7373cb3
wave.c
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1 /*
2  * COPYRIGHT: See COPYING in the top level directory
3  * PROJECT: ReactOS kernel
4  * FILE: mkernel/modules/sound/sound.c
5  * PURPOSE: SoundBlaster 16 Driver
6  * PROGRAMMER: Snatched from David Welch (welch@mcmail.com)
7  * Modified for Soundblaster by Robert Bergkvist (fragdance@hotmail.com)
8  * UPDATE HISTORY:
9  * ??/??/??: Created
10  *
11  */
12 
13 /* FUNCTIONS **************************************************************/
14 
15 #include <ntddk.h>
16 #include <string.h>
17 #include <devices.h>
18 
19 #include "sb16.h"
20 #include "dsp.h"
21 #include "mixer.h"
22 #include "in.h"
23 #include "wave.h"
24 
25 #define NDEBUG
26 #include <debug.h>
27 
29 
32 
34 {
35  DPRINT1("interrupt\n");
36  return FALSE;
37 }
38 
40 {
41  ULONG MappedIrq;
42  KIRQL Dirql;
45  unsigned int newmask;
46 
47  unsigned int i;
48  unsigned int tmp[255];
49  i=0;
50  dump_wav(wave);
51  do
52  {
53 // tmp[i++]=get_dma_page(0x0fffff);
54 // DPRINT1("0x%x ",tmp[i-1]);
55  }
56  while((tmp[i-1]&0xffff)!=0);
57  // free_page((tmp[0]),i-1);
58  sb16.buffer=((unsigned char*)tmp[i-1]);
59 
60  /*
61  * Because this is used by almost every subsystem including irqs it
62  * must be atomic. The following code sequence disables interrupts after
63  * saving the previous state of the interrupt flag
64  */
65 
66  _disable();
67 
68  memcpy(sb16.buffer,(&wave->data),wave->dLen);
69 
70 
71  MappedIrq = HalGetInterruptVector(Internal,0,0,8+sb16.irq,&Dirql,&Affinity);
72 
73 
74 
75  IoConnectInterrupt(&IrqObject,DMAOutputISR,0,NULL,MappedIrq,Dirql,Dirql,0,FALSE,Affinity,FALSE);
76 
77  // mask=inb(0x21);
78  newmask=((int)1<<sb16.irq);
79  // outb(0x21,(mask&~newmask));
80 
81  // Restore the interrupt flag
82  _enable();
83 
84 
85 
86  // disable_dma(sb16.dma8);
87  //outb(0x0a,5);
88  // clear_dma_ff(1);
89  //outb(0xc,0);
90  // set_dma_count(1,wave->dLen);
91  //set_dma_mode(1,DMA_MODE_WRITE);
92  //outb(0xb,0x49);
93  //outb(0x3,(wave->dLen)&0xff);
94  //outb(0x3,((unsigned int)(wave->dLen)>>8)&0xff);
95  //set_dma_addr(sb16.dma8,(unsigned int)sb16.buffer);
96  //outb(0x83,(((unsigned int)(sb16.buffer-IDMAP_BASE)>>16))&0xf);
97  //outb(0x2,((unsigned int)sb16.buffer&0xff));
98  //outb(0x2,(((unsigned int)(sb16.buffer-IDMAP_BASE)>>8))&0xff);
99  //enable_dma(sb16.dma8);
100  //outb(0xa,1);
101 
102  write_dsp(sb16.base,0x00D1);
103 
104  write_dsp(sb16.base,0x40);
105  write_dsp(sb16.base,((unsigned char)256-(1000000/wave->nSamplesPerSec)));
106 
107 // outb(sb16.base + 4, (int) 0xa);
108 // outb(sb16.base + 5, (int) 0x00);
109 
110 // outb(sb16.base + 4, (int) 4);
111 // outb(sb16.base + 5, (int) 0xFF);
112 
113 // outb(sb16.base + 4, (int) 0x22);
114 // outb(sb16.base + 5, (int) 0xFF);
115 
116  write_dsp(sb16.base,0x14);
117  write_dsp(sb16.base,(wave->dLen&0x00ff));
118  write_dsp(sb16.base,((wave->dLen)&0xff00)>>8);
119 
120 // write_dsp(sb16.base,0xc0);
121 // write_dsp(sb16.base,0x0);
122 // OldIRQ=HalGetInterruptVector(Internal,0,0,irq+8,&irql,&affinity);
123 // DPRINT1("OldIRQ: 0x%x\n",OldIRQ);
124 
125 // status=IoConnectInterrupt(&IrqObject,playRoutine,0,NULL,OldIRQ,irql,irql,0,FALSE,affinity,FALSE);
126 // if(status!=STATUS_SUCCESS) DPRINT1("Couldn't set irq\n");
127 // else DPRINT1("IRQ set\n");
128 
129 }
130 
132 {
133  DPRINT1("wave.rID: %c%c%c%c\n",wave->rID[0],wave->rID[1],wave->rID[2],wave->rID[3]);
134  DPRINT1("wave.rLen: 0x%x\n",wave->rLen);
135  DPRINT1("wave.wID: %c%c%c%c\n",wave->wID[0],wave->wID[1],wave->wID[2],wave->wID[3]);
136  DPRINT1("wave.fID: %c%c%c%c\n",wave->fID[0],wave->fID[1],wave->fID[2],wave->fID[3]);
137  DPRINT1("wave.fLen: 0x%x\n",wave->fLen);
138  DPRINT1("wave.wFormatTag: 0x%x\n",wave->wFormatTag);
139  DPRINT1("wave.nChannels: 0x%x\n",wave->nChannels);
140  DPRINT1("wave.nSamplesPerSec: 0x%x\n",wave->nSamplesPerSec);
141  DPRINT1("wave.nAvgBytesPerSec: 0x%x\n",wave->nAvgBytesPerSec);
142  DPRINT1("wave.nBlockAlign: 0x%x\n",wave->nBlockAlign);
143  DPRINT1("wave.FormatSpecific: 0x%x\n",wave->FormatSpecific);
144  DPRINT1("wave.dID: %c%c%c%c\n",wave->dID[0],wave->dID[1],wave->dID[2],wave->dID[3]);
145  DPRINT1("wave.dLen: 0x%x\n",wave->dLen);
146 }
147 
149 {
150  return FALSE;
151 }
NTHALAPI ULONG NTAPI HalGetInterruptVector(INTERFACE_TYPE, ULONG, ULONG, ULONG, PKIRQL, PKAFFINITY)
SB16 sb16
Definition: wave.c:28
void __cdecl _enable(void)
Definition: intrin_arm.h:373
Definition: wave.h:5
void dump_wav(WAVE_HDR *wave)
Definition: wave.c:131
unsigned char wave[]
Definition: in.h:3
ULONG OldIRQ
Definition: wave.c:30
UCHAR KIRQL
Definition: env_spec_w32.h:591
GLsizei GLenum const GLvoid GLsizei GLenum GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLint GLint GLint GLshort GLshort GLshort GLubyte GLubyte GLubyte GLuint GLuint GLuint GLushort GLushort GLushort GLbyte GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLfloat GLint GLint GLint GLint GLshort GLshort GLshort GLshort GLubyte GLubyte GLubyte GLubyte GLuint GLuint GLuint GLuint GLushort GLushort GLushort GLushort GLboolean const GLdouble const GLfloat const GLint const GLshort const GLbyte const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLdouble const GLfloat const GLfloat const GLint const GLint const GLshort const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort GLenum GLenum GLenum GLfloat GLenum GLint GLenum GLenum GLenum GLfloat GLenum GLenum GLint GLenum GLfloat GLenum GLint GLint GLushort GLenum GLenum GLfloat GLenum GLenum GLint GLfloat const GLubyte GLenum GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLint GLint GLsizei GLsizei GLint GLenum GLenum const GLvoid GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLenum const GLdouble GLenum GLenum const GLfloat GLenum GLenum const GLint GLsizei GLuint GLfloat GLuint GLbitfield GLfloat GLint GLuint GLboolean GLenum GLfloat GLenum GLbitfield GLenum GLfloat GLfloat GLint GLint const GLfloat GLenum GLfloat GLfloat GLint GLint GLfloat GLfloat GLint GLint const GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat const GLdouble const GLfloat const GLdouble const GLfloat GLint i
Definition: glfuncs.h:248
NTSTATUS(* NTAPI)(IN PFILE_FULL_EA_INFORMATION EaBuffer, IN ULONG EaLength, OUT PULONG ErrorOffset)
Definition: IoEaTest.cpp:117
NTSTATUS NTAPI IoConnectInterrupt(OUT PKINTERRUPT *InterruptObject, IN PKSERVICE_ROUTINE ServiceRoutine, IN PVOID ServiceContext, IN PKSPIN_LOCK SpinLock, IN ULONG Vector, IN KIRQL Irql, IN KIRQL SynchronizeIrql, IN KINTERRUPT_MODE InterruptMode, IN BOOLEAN ShareVector, IN KAFFINITY ProcessorEnableMask, IN BOOLEAN FloatingSave)
Definition: irq.c:22
unsigned char BOOLEAN
smooth NULL
Definition: ftsmooth.c:416
PKINTERRUPT IrqObject
Definition: wave.c:31
unsigned char irq
Definition: sb16.h:4
_In_ ULONG _In_ ULONG _In_ ULONG _Out_ PKIRQL _Out_ PKAFFINITY Affinity
Definition: halfuncs.h:170
void sb16_play(WAVE_HDR *wave)
Definition: wave.c:39
_In_ PKSERVICE_ROUTINE _In_opt_ PVOID ServiceContext
Definition: iofuncs.h:798
void write_dsp(unsigned short base, unsigned char data)
Definition: dsp.c:73
#define memcpy(s1, s2, n)
Definition: mkisofs.h:878
unsigned char * buffer
Definition: sb16.h:7
ULONG_PTR KAFFINITY
Definition: compat.h:75
Definition: sb16.h:1
BOOLEAN playRoutine(PKINTERRUPT Interrupt, PVOID ServiceContext)
Definition: wave.c:148
#define DPRINT1
Definition: precomp.h:8
void __cdecl _disable(void)
Definition: intrin_arm.h:365
unsigned short base
Definition: sb16.h:3
unsigned int ULONG
Definition: retypes.h:1
static BOOLEAN NTAPI DMAOutputISR(PKINTERRUPT Interrupt, PVOID ServiceContext)
Definition: wave.c:33
unsigned int(__cdecl typeof(jpeg_read_scanlines))(struct jpeg_decompress_struct *
Definition: typeof.h:31