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ISA version of CS4231A 

Hopefully someday will be merged with cs4231.c (SPARC version)


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4741 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
malc 2008-06-13 10:48:22 +00:00
parent 214c465f86
commit cc53d26d4d
6 changed files with 693 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
Makefile.target
View File

@ -497,6 +497,9 @@ endif
ifdef CONFIG_GUS ifdef CONFIG_GUS
SOUND_HW += gus.o gusemu_hal.o gusemu_mixer.o SOUND_HW += gus.o gusemu_hal.o gusemu_mixer.o
endif endif
ifdef CONFIG_CS4231A
SOUND_HW += cs4231a.o
endif
ifdef CONFIG_VNC_TLS ifdef CONFIG_VNC_TLS
CPPFLAGS += $(CONFIG_VNC_TLS_CFLAGS) CPPFLAGS += $(CONFIG_VNC_TLS_CFLAGS)

9
configure vendored
View File

@ -90,6 +90,7 @@ slirp="yes"
adlib="no" adlib="no"
ac97="no" ac97="no"
gus="no" gus="no"
cs4231a="no"
oss="no" oss="no"
dsound="no" dsound="no"
coreaudio="no" coreaudio="no"
@ -288,6 +289,8 @@ for opt do
;; ;;
--enable-gus) gus="yes" --enable-gus) gus="yes"
;; ;;
--enable-cs4231a) cs4231a="yes"
;;
--disable-kqemu) kqemu="no" --disable-kqemu) kqemu="no"
;; ;;
--disable-brlapi) brlapi="no" --disable-brlapi) brlapi="no"
@ -419,6 +422,7 @@ echo " --enable-mingw32 enable Win32 cross compilation with mingw32"
echo " --enable-adlib enable Adlib emulation" echo " --enable-adlib enable Adlib emulation"
echo " --enable-ac97 enable AC97 emulation" echo " --enable-ac97 enable AC97 emulation"
echo " --enable-gus enable Gravis Ultrasound emulation" echo " --enable-gus enable Gravis Ultrasound emulation"
echo " --enable-cs4231a enable CS4231A emulation"
echo " --enable-coreaudio enable Coreaudio audio driver" echo " --enable-coreaudio enable Coreaudio audio driver"
echo " --enable-alsa enable ALSA audio driver" echo " --enable-alsa enable ALSA audio driver"
echo " --enable-esd enable EsoundD audio driver" echo " --enable-esd enable EsoundD audio driver"
@ -830,6 +834,7 @@ echo "mingw32 support $mingw32"
echo "Adlib support $adlib" echo "Adlib support $adlib"
echo "AC97 support $ac97" echo "AC97 support $ac97"
echo "GUS support $gus" echo "GUS support $gus"
echo "CS4231A support $cs4231a"
echo "CoreAudio support $coreaudio" echo "CoreAudio support $coreaudio"
echo "ALSA support $alsa" echo "ALSA support $alsa"
echo "EsounD support $esd" echo "EsounD support $esd"
@ -1038,6 +1043,10 @@ if test "$gus" = "yes" ; then
echo "CONFIG_GUS=yes" >> $config_mak echo "CONFIG_GUS=yes" >> $config_mak
echo "#define CONFIG_GUS 1" >> $config_h echo "#define CONFIG_GUS 1" >> $config_h
fi fi
if test "$cs4231a" = "yes" ; then
echo "CONFIG_CS4231A=yes" >> $config_mak
echo "#define CONFIG_CS4231A 1" >> $config_h
fi
if test "$oss" = "yes" ; then if test "$oss" = "yes" ; then
echo "CONFIG_OSS=yes" >> $config_mak echo "CONFIG_OSS=yes" >> $config_mak
echo "#define CONFIG_OSS 1" >> $config_h echo "#define CONFIG_OSS 1" >> $config_h

3
hw/audiodev.h
View File

@ -12,3 +12,6 @@ int GUS_init (AudioState *s, qemu_irq *pic);
/* ac97.c */ /* ac97.c */
int ac97_init (PCIBus *buf, AudioState *s); int ac97_init (PCIBus *buf, AudioState *s);
/* cs4231a.c */
int cs4231a_init (AudioState *s, qemu_irq *pic);

661
hw/cs4231a.c Normal file
View File

@ -0,0 +1,661 @@
/*
* QEMU Crystal CS4231 audio chip emulation
*
* Copyright (c) 2006 Fabrice Bellard
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include "hw.h"
#include "audiodev.h"
#include "audio/audio.h"
#include "isa.h"
#include "qemu-timer.h"
/*
Missing features:
ADC
Loopback
Timer
ADPCM
More...
*/
/* #define DEBUG */
#define DEBUG_XLAW
static struct {
int irq;
int dma;
int port;
int aci_counter;
} conf = {9, 3, 0x534, 1};
#ifdef DEBUG
#define dolog(...) AUD_log ("cs4231a", __VA_ARGS__)
#else
#define dolog(...)
#endif
#define lwarn(...) AUD_log ("cs4231a", "warning: " __VA_ARGS__)
#define lerr(...) AUD_log ("cs4231a", "error: " __VA_ARGS__)
#define CS_REGS 16
#define CS_DREGS 32
typedef struct CSState {
QEMUSoundCard card;
qemu_irq *pic;
uint32_t regs[CS_REGS];
uint8_t dregs[CS_DREGS];
int irq;
int dma;
int port;
int shift;
int dma_running;
int audio_free;
int transferred;
int aci_counter;
SWVoiceOut *voice;
int16_t *tab;
} CSState;
#define IO_READ_PROTO(name) \
static uint32_t name (void *opaque, uint32_t addr)
#define IO_WRITE_PROTO(name) \
static void name (void *opaque, uint32_t addr, uint32_t val)
#define GET_SADDR(addr) (addr & 3)
#define MODE2 (1 << 6)
#define MCE (1 << 6)
#define PMCE (1 << 4)
#define CMCE (1 << 5)
#define TE (1 << 6)
#define PEN (1 << 0)
#define INT (1 << 0)
#define IEN (1 << 1)
#define PPIO (1 << 6)
#define PI (1 << 4)
#define CI (1 << 5)
#define TI (1 << 6)
enum {
Index_Address,
Index_Data,
Status,
PIO_Data
};
enum {
Left_ADC_Input_Control,
Right_ADC_Input_Control,
Left_AUX1_Input_Control,
Right_AUX1_Input_Control,
Left_AUX2_Input_Control,
Right_AUX2_Input_Control,
Left_DAC_Output_Control,
Right_DAC_Output_Control,
FS_And_Playback_Data_Format,
Interface_Configuration,
Pin_Control,
Error_Status_And_Initialization,
MODE_And_ID,
Loopback_Control,
Playback_Upper_Base_Count,
Playback_Lower_Base_Count,
Alternate_Feature_Enable_I,
Alternate_Feature_Enable_II,
Left_Line_Input_Control,
Right_Line_Input_Control,
Timer_Low_Base,
Timer_High_Base,
RESERVED,
Alternate_Feature_Enable_III,
Alternate_Feature_Status,
Version_Chip_ID,
Mono_Input_And_Output_Control,
RESERVED_2,
Capture_Data_Format,
RESERVED_3,
Capture_Upper_Base_Count,
Capture_Lower_Base_Count
};
static int freqs[2][8] = {
{ 8000, 16000, 27420, 32000, -1, -1, 48000, 9000 },
{ 5510, 11025, 18900, 22050, 37800, 44100, 33075, 6620 }
};
/* Tables courtesy http://hazelware.luggle.com/tutorials/mulawcompression.html */
static int16_t MuLawDecompressTable[256] =
{
-32124,-31100,-30076,-29052,-28028,-27004,-25980,-24956,
-23932,-22908,-21884,-20860,-19836,-18812,-17788,-16764,
-15996,-15484,-14972,-14460,-13948,-13436,-12924,-12412,
-11900,-11388,-10876,-10364, -9852, -9340, -8828, -8316,
-7932, -7676, -7420, -7164, -6908, -6652, -6396, -6140,
-5884, -5628, -5372, -5116, -4860, -4604, -4348, -4092,
-3900, -3772, -3644, -3516, -3388, -3260, -3132, -3004,
-2876, -2748, -2620, -2492, -2364, -2236, -2108, -1980,
-1884, -1820, -1756, -1692, -1628, -1564, -1500, -1436,
-1372, -1308, -1244, -1180, -1116, -1052, -988, -924,
-876, -844, -812, -780, -748, -716, -684, -652,
-620, -588, -556, -524, -492, -460, -428, -396,
-372, -356, -340, -324, -308, -292, -276, -260,
-244, -228, -212, -196, -180, -164, -148, -132,
-120, -112, -104, -96, -88, -80, -72, -64,
-56, -48, -40, -32, -24, -16, -8, 0,
32124, 31100, 30076, 29052, 28028, 27004, 25980, 24956,
23932, 22908, 21884, 20860, 19836, 18812, 17788, 16764,
15996, 15484, 14972, 14460, 13948, 13436, 12924, 12412,
11900, 11388, 10876, 10364, 9852, 9340, 8828, 8316,
7932, 7676, 7420, 7164, 6908, 6652, 6396, 6140,
5884, 5628, 5372, 5116, 4860, 4604, 4348, 4092,
3900, 3772, 3644, 3516, 3388, 3260, 3132, 3004,
2876, 2748, 2620, 2492, 2364, 2236, 2108, 1980,
1884, 1820, 1756, 1692, 1628, 1564, 1500, 1436,
1372, 1308, 1244, 1180, 1116, 1052, 988, 924,
876, 844, 812, 780, 748, 716, 684, 652,
620, 588, 556, 524, 492, 460, 428, 396,
372, 356, 340, 324, 308, 292, 276, 260,
244, 228, 212, 196, 180, 164, 148, 132,
120, 112, 104, 96, 88, 80, 72, 64,
56, 48, 40, 32, 24, 16, 8, 0
};
static int16_t ALawDecompressTable[256] =
{
-5504, -5248, -6016, -5760, -4480, -4224, -4992, -4736,
-7552, -7296, -8064, -7808, -6528, -6272, -7040, -6784,
-2752, -2624, -3008, -2880, -2240, -2112, -2496, -2368,
-3776, -3648, -4032, -3904, -3264, -3136, -3520, -3392,
-22016,-20992,-24064,-23040,-17920,-16896,-19968,-18944,
-30208,-29184,-32256,-31232,-26112,-25088,-28160,-27136,
-11008,-10496,-12032,-11520,-8960, -8448, -9984, -9472,
-15104,-14592,-16128,-15616,-13056,-12544,-14080,-13568,
-344, -328, -376, -360, -280, -264, -312, -296,
-472, -456, -504, -488, -408, -392, -440, -424,
-88, -72, -120, -104, -24, -8, -56, -40,
-216, -200, -248, -232, -152, -136, -184, -168,
-1376, -1312, -1504, -1440, -1120, -1056, -1248, -1184,
-1888, -1824, -2016, -1952, -1632, -1568, -1760, -1696,
-688, -656, -752, -720, -560, -528, -624, -592,
-944, -912, -1008, -976, -816, -784, -880, -848,
5504, 5248, 6016, 5760, 4480, 4224, 4992, 4736,
7552, 7296, 8064, 7808, 6528, 6272, 7040, 6784,
2752, 2624, 3008, 2880, 2240, 2112, 2496, 2368,
3776, 3648, 4032, 3904, 3264, 3136, 3520, 3392,
22016, 20992, 24064, 23040, 17920, 16896, 19968, 18944,
30208, 29184, 32256, 31232, 26112, 25088, 28160, 27136,
11008, 10496, 12032, 11520, 8960, 8448, 9984, 9472,
15104, 14592, 16128, 15616, 13056, 12544, 14080, 13568,
344, 328, 376, 360, 280, 264, 312, 296,
472, 456, 504, 488, 408, 392, 440, 424,
88, 72, 120, 104, 24, 8, 56, 40,
216, 200, 248, 232, 152, 136, 184, 168,
1376, 1312, 1504, 1440, 1120, 1056, 1248, 1184,
1888, 1824, 2016, 1952, 1632, 1568, 1760, 1696,
688, 656, 752, 720, 560, 528, 624, 592,
944, 912, 1008, 976, 816, 784, 880, 848
};
static void cs_reset(void *opaque)
{
CSState *s = opaque;
s->regs[Index_Address] = 0x40;
s->regs[Index_Data] = 0x00;
s->regs[Status] = 0x00;
s->regs[PIO_Data] = 0x00;
s->dregs[Left_ADC_Input_Control] = 0x00;
s->dregs[Right_ADC_Input_Control] = 0x00;
s->dregs[Left_AUX1_Input_Control] = 0x88;
s->dregs[Right_AUX1_Input_Control] = 0x88;
s->dregs[Left_AUX2_Input_Control] = 0x88;
s->dregs[Right_AUX2_Input_Control] = 0x88;
s->dregs[Left_DAC_Output_Control] = 0x80;
s->dregs[Right_DAC_Output_Control] = 0x80;
s->dregs[FS_And_Playback_Data_Format] = 0x00;
s->dregs[Interface_Configuration] = 0x08;
s->dregs[Pin_Control] = 0x00;
s->dregs[Error_Status_And_Initialization] = 0x00;
s->dregs[MODE_And_ID] = 0x8a;
s->dregs[Loopback_Control] = 0x00;
s->dregs[Playback_Upper_Base_Count] = 0x00;
s->dregs[Playback_Lower_Base_Count] = 0x00;
s->dregs[Alternate_Feature_Enable_I] = 0x00;
s->dregs[Alternate_Feature_Enable_II] = 0x00;
s->dregs[Left_Line_Input_Control] = 0x88;
s->dregs[Right_Line_Input_Control] = 0x88;
s->dregs[Timer_Low_Base] = 0x00;
s->dregs[Timer_High_Base] = 0x00;
s->dregs[RESERVED] = 0x00;
s->dregs[Alternate_Feature_Enable_III] = 0x00;
s->dregs[Alternate_Feature_Status] = 0x00;
s->dregs[Version_Chip_ID] = 0xa0;
s->dregs[Mono_Input_And_Output_Control] = 0xa0;
s->dregs[RESERVED_2] = 0x00;
s->dregs[Capture_Data_Format] = 0x00;
s->dregs[RESERVED_3] = 0x00;
s->dregs[Capture_Upper_Base_Count] = 0x00;
s->dregs[Capture_Lower_Base_Count] = 0x00;
}
static void cs_audio_callback (void *opaque, int free)
{
CSState *s = opaque;
s->audio_free = free;
}
static void cs_reset_voices (CSState *s, uint32_t val)
{
int xtal;
audsettings_t as;
#ifdef DEBUG_XLAW
if (val == 0 || val == 32)
val = (1 << 4) | (1 << 5);
#endif
xtal = val & 1;
as.freq = freqs[xtal][(val >> 1) & 7];
if (as.freq == -1) {
lerr ("unsupported frequency (val=%#x)\n", val);
goto error;
}
as.nchannels = (val & (1 << 4)) ? 2 : 1;
as.endianness = 0;
s->tab = NULL;
switch ((val >> 5) & ((s->dregs[MODE_And_ID] & MODE2) ? 7 : 3)) {
case 0:
as.fmt = AUD_FMT_U8;
s->shift = as.nchannels == 2;
break;
case 1:
s->tab = MuLawDecompressTable;
goto x_law;
case 3:
s->tab = ALawDecompressTable;
x_law:
as.fmt = AUD_FMT_S16;
as.endianness = AUDIO_HOST_ENDIANNESS;
s->shift = as.nchannels == 2;
break;
case 6:
as.endianness = 1;
case 2:
as.fmt = AUD_FMT_S16;
s->shift = as.nchannels;
break;
case 7:
case 4:
lerr ("attempt to use reserved format value (%#x)\n", val);
goto error;
case 5:
lerr ("ADPCM 4 bit IMA compatible format is not supported\n");
goto error;
}
s->voice = AUD_open_out (
&s->card,
s->voice,
"cs4231a",
s,
cs_audio_callback,
&as
);
if (s->dregs[Interface_Configuration] & PEN) {
if (!s->dma_running) {
DMA_hold_DREQ (s->dma);
AUD_set_active_out (s->voice, 1);
s->transferred = 0;
}
s->dma_running = 1;
}
else {
if (s->dma_running) {
DMA_release_DREQ (s->dma);
AUD_set_active_out (s->voice, 0);
}
s->dma_running = 0;
}
return;
error:
if (s->dma_running) {
DMA_release_DREQ (s->dma);
AUD_set_active_out (s->voice, 0);
}
}
IO_READ_PROTO (cs_read)
{
CSState *s = opaque;
uint32_t saddr, iaddr, ret;
saddr = GET_SADDR (addr);
iaddr = ~0U;
switch (saddr) {
case Index_Address:
ret = s->regs[saddr] & ~0x80;
break;
case Index_Data:
if (!(s->dregs[MODE_And_ID] & MODE2))
iaddr = s->regs[Index_Address] & 0x0f;
else
iaddr = s->regs[Index_Address] & 0x1f;
ret = s->dregs[iaddr];
if (iaddr == Error_Status_And_Initialization) {
/* keep SEAL happy */
if (s->aci_counter) {
ret |= 1 << 5;
s->aci_counter -= 1;
}
}
break;
default:
ret = s->regs[saddr];
break;
}
dolog ("read %d:%d -> %d\n", saddr, iaddr, ret);
return ret;
}
IO_WRITE_PROTO (cs_write)
{
CSState *s = opaque;
uint32_t saddr, iaddr;
saddr = GET_SADDR (addr);
switch (saddr) {
case Index_Address:
if (!(s->regs[Index_Address] & MCE) && (val & MCE)
&& (s->dregs[Interface_Configuration] & (3 << 3)))
s->aci_counter = conf.aci_counter;
s->regs[Index_Address] = val & ~(1 << 7);
break;
case Index_Data:
if (!(s->dregs[MODE_And_ID] & MODE2))
iaddr = s->regs[Index_Address] & 0x0f;
else
iaddr = s->regs[Index_Address] & 0x1f;
switch (iaddr) {
case RESERVED:
case RESERVED_2:
case RESERVED_3:
lwarn ("attempt to write %#x to reserved indirect register %d\n",
val, iaddr);
break;
case FS_And_Playback_Data_Format:
if (s->regs[Index_Address] & MCE) {
cs_reset_voices (s, val);
}
else {
if (s->dregs[Alternate_Feature_Status] & PMCE) {
val = (val & ~0x0f) | (s->dregs[iaddr] & 0x0f);
cs_reset_voices (s, val);
}
else {
lwarn ("[P]MCE(%#x, %#x) is not set, val=%#x\n",
s->regs[Index_Address],
s->dregs[Alternate_Feature_Status],
val);
break;
}
}
s->dregs[iaddr] = val;
break;
case Interface_Configuration:
val &= ~(1 << 5); /* D5 is reserved */
s->dregs[iaddr] = val;
if (val & PPIO) {
lwarn ("PIO is not supported (%#x)\n", val);
break;
}
if (val & PEN) {
if (!s->dma_running) {
cs_reset_voices (s, s->dregs[FS_And_Playback_Data_Format]);
}
}
else {
if (s->dma_running) {
DMA_release_DREQ (s->dma);
AUD_set_active_out (s->voice, 0);
s->dma_running = 0;
}
}
break;
case Error_Status_And_Initialization:
lwarn ("attempt to write to read only register %d\n", iaddr);
break;
case MODE_And_ID:
dolog ("val=%#x\n", val);
if (val & MODE2)
s->dregs[iaddr] |= MODE2;
else
s->dregs[iaddr] &= ~MODE2;
break;
case Alternate_Feature_Enable_I:
if (val & TE)
lerr ("timer is not yet supported\n");
s->dregs[iaddr] = val;
break;
case Alternate_Feature_Status:
if ((s->dregs[iaddr] & PI) && !(val & PI)) {
/* XXX: TI CI */
qemu_irq_lower (s->pic[s->irq]);
s->regs[Status] &= ~INT;
}
s->dregs[iaddr] = val;
break;
case Version_Chip_ID:
lwarn ("write to Version_Chip_ID register %#x\n", val);
s->dregs[iaddr] = val;
break;
default:
s->dregs[iaddr] = val;
break;
}
dolog ("written value %#x to indirect register %d\n", val, iaddr);
break;
case Status:
if (s->regs[Status] & INT) {
qemu_irq_lower (s->pic[s->irq]);
}
s->regs[Status] &= ~INT;
s->dregs[Alternate_Feature_Status] &= ~(PI | CI | TI);
break;
case PIO_Data:
lwarn ("attempt to write value %#x to PIO register\n", val);
break;
}
}
static int cs_write_audio (CSState *s, int nchan, int dma_pos,
int dma_len, int len)
{
int temp, net;
uint8_t tmpbuf[4096];
temp = len;
net = 0;
while (temp) {
int left = dma_len - dma_pos;
int copied;
size_t to_copy;
to_copy = audio_MIN (temp, left);
if (to_copy > sizeof (tmpbuf)) {
to_copy = sizeof (tmpbuf);
}
copied = DMA_read_memory (nchan, tmpbuf, dma_pos, to_copy);
if (s->tab) {
int i;
int16_t linbuf[4096];
for (i = 0; i < copied; ++i)
linbuf[i] = s->tab[tmpbuf[i]];
copied = AUD_write (s->voice, linbuf, copied << 1);
copied >>= 1;
}
else {
copied = AUD_write (s->voice, tmpbuf, copied);
}
temp -= copied;
dma_pos = (dma_pos + copied) % dma_len;
net += copied;
if (!copied) {
break;
}
}
return net;
}
static int cs_dma_read (void *opaque, int nchan, int dma_pos, int dma_len)
{
CSState *s = opaque;
int copy, written;
int till = -1;
copy = s->voice ? (s->audio_free >> (s->tab != NULL)) : dma_len;
if (s->dregs[Pin_Control] & IEN) {
till = (s->dregs[Playback_Lower_Base_Count]
| (s->dregs[Playback_Upper_Base_Count] << 8)) << s->shift;
till -= s->transferred;
copy = audio_MIN (till, copy);
}
if ((copy <= 0) || (dma_len <= 0)) {
return dma_pos;
}
written = cs_write_audio (s, nchan, dma_pos, dma_len, copy);
dma_pos = (dma_pos + written) % dma_len;
s->audio_free -= (written << (s->tab != NULL));
if (written == till) {
s->regs[Status] |= INT;
s->dregs[Alternate_Feature_Status] |= PI;
s->transferred = 0;
qemu_irq_raise (s->pic[s->irq]);
}
else {
s->transferred += written;
}
return dma_pos;
}
static void cs_save(QEMUFile *f, void *opaque)
{
CSState *s = opaque;
unsigned int i;
for (i = 0; i < CS_REGS; i++)
qemu_put_be32s(f, &s->regs[i]);
qemu_put_buffer(f, s->dregs, CS_DREGS);
}
static int cs_load(QEMUFile *f, void *opaque, int version_id)
{
CSState *s = opaque;
unsigned int i;
if (version_id > 1)
return -EINVAL;
for (i = 0; i < CS_REGS; i++)
qemu_get_be32s(f, &s->regs[i]);
qemu_get_buffer(f, s->dregs, CS_DREGS);
return 0;
}
int cs4231a_init (AudioState *audio, qemu_irq *pic)
{
int i;
CSState *s;
if (!audio) {
lerr ("No audio state\n");
return -1;
}
s = qemu_mallocz (sizeof (*s));
if (!s) {
lerr ("Could not allocate memory for cs4231a (%zu bytes)\n",
sizeof (*s));
return -1;
}
s->pic = pic;
s->irq = conf.irq;
s->dma = conf.dma;
s->port = conf.port;
for (i = 0; i < 4; i++) {
register_ioport_write (s->port + i, 1, 1, cs_write, s);
register_ioport_read (s->port + i, 1, 1, cs_read, s);
}
DMA_register_channel (s->dma, cs_dma_read, s);
register_savevm ("cs4231a", 0, 1, cs_save, cs_load, s);
qemu_register_reset (cs_reset, s);
cs_reset (s);
AUD_register_card (audio,"cs4231a", &s->card);
return 0;
}

9
qemu-doc.texi
View File

@ -175,13 +175,16 @@ Adlib(OPL2) - Yamaha YM3812 compatible chip
@item @item
Gravis Ultrasound GF1 sound card Gravis Ultrasound GF1 sound card
@item @item
CS4231A compatible sound card
@item
PCI UHCI USB controller and a virtual USB hub. PCI UHCI USB controller and a virtual USB hub.
@end itemize @end itemize
SMP is supported with up to 255 CPUs. SMP is supported with up to 255 CPUs.
Note that adlib, ac97 and gus are only available when QEMU was configured Note that adlib, ac97, gus and cs4231a are only available when QEMU
with --enable-adlib, --enable-ac97 or --enable-gus respectively. was configured with --enable-adlib, --enable-ac97, --enable-gus or
--enable-cs4231a respectively.
QEMU uses the PC BIOS from the Bochs project and the Plex86/Bochs LGPL QEMU uses the PC BIOS from the Bochs project and the Plex86/Bochs LGPL
VGA BIOS. VGA BIOS.
@ -191,6 +194,8 @@ QEMU uses YM3812 emulation by Tatsuyuki Satoh.
QEMU uses GUS emulation(GUSEMU32 @url{http://www.deinmeister.de/gusemu/}) QEMU uses GUS emulation(GUSEMU32 @url{http://www.deinmeister.de/gusemu/})
by Tibor "TS" Schütz. by Tibor "TS" Schütz.
CS4231A is the chip used in Windows Sound System and GUSMAX products
@c man end @c man end
@node pcsys_quickstart @node pcsys_quickstart

10
vl.c
View File

@ -7552,6 +7552,16 @@ struct soundhw soundhw[] = {
{ .init_isa = SB16_init } { .init_isa = SB16_init }
}, },
#ifdef CONFIG_CS4231A
{
"cs4231a",
"CS4231A",
0,
1,
{ .init_isa = cs4231a_init }
},
#endif
#ifdef CONFIG_ADLIB #ifdef CONFIG_ADLIB
{ {
"adlib", "adlib",