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-rw-r--r--hw/audio/gusemu.h6
-rw-r--r--hw/audio/gusemu_hal.c58
-rw-r--r--hw/audio/gusemu_mixer.c4
3 files changed, 33 insertions, 35 deletions
diff --git a/hw/audio/gusemu.h b/hw/audio/gusemu.h
index 9aec7bf8e7..3a69222281 100644
--- a/hw/audio/gusemu.h
+++ b/hw/audio/gusemu.h
@@ -28,14 +28,12 @@
/* data types (need to be adjusted if neither a VC6 nor a C99 compatible compiler is used) */
#if defined _WIN32 && defined _MSC_VER /* doesn't support other win32 compilers yet, do it yourself... */
- typedef unsigned char GUSbyte;
typedef unsigned short GUSword;
typedef unsigned int GUSdword;
typedef signed char GUSchar;
typedef signed short GUSsample;
#else
typedef int8_t GUSchar;
- typedef uint8_t GUSbyte;
typedef uint16_t GUSword;
typedef uint32_t GUSdword;
typedef int16_t GUSsample;
@@ -43,8 +41,8 @@
typedef struct _GUSEmuState
{
- GUSbyte *himemaddr; /* 1024*1024 bytes used for storing uploaded samples (+32 additional bytes for read padding) */
- GUSbyte *gusdatapos; /* (gusdataend-gusdata) bytes used for storing emulated GF1/mixer register states (32*32+4 bytes in initial GUSemu32 version) */
+ uint8_t *himemaddr; /* 1024*1024 bytes used for storing uploaded samples (+32 additional bytes for read padding) */
+ uint8_t *gusdatapos; /* (gusdataend-gusdata) bytes used for storing emulated GF1/mixer register states (32*32+4 bytes in initial GUSemu32 version) */
uint32_t gusirq;
uint32_t gusdma;
unsigned int timer1fraction;
diff --git a/hw/audio/gusemu_hal.c b/hw/audio/gusemu_hal.c
index 973d6b9f4f..444a2bbb22 100644
--- a/hw/audio/gusemu_hal.c
+++ b/hw/audio/gusemu_hal.c
@@ -39,7 +39,7 @@ unsigned int gus_read(GUSEmuState * state, int port, int size)
{
int value_read = 0;
- GUSbyte *gusptr;
+ uint8_t *gusptr;
gusptr = state->gusdatapos;
GUSregd(portaccesses)++;
@@ -125,7 +125,7 @@ unsigned int gus_read(GUSEmuState * state, int port, int size)
if (!GUSregb(IRQStatReg2x6))
GUS_irqclear(state, state->gusirq);
}
- return (GUSbyte) value_read;
+ return (uint8_t) value_read;
/* DramDMAmemPosReg */
/* case 0x42: value_read=GUSregw(GUS42DMAStart); break;*/
/* 43h+44h write only */
@@ -178,7 +178,7 @@ unsigned int gus_read(GUSEmuState * state, int port, int size)
/* return 0xff; */ /* Pre 3.6 boards, ICS mixer NOT present */
case 0x307: /* DRAMaccess */
{
- GUSbyte *adr;
+ uint8_t *adr;
adr = state->himemaddr + (GUSregd(GUSDRAMPOS24bit) & 0xfffff);
return *adr;
}
@@ -189,14 +189,14 @@ unsigned int gus_read(GUSEmuState * state, int port, int size)
void gus_write(GUSEmuState * state, int port, int size, unsigned int data)
{
- GUSbyte *gusptr;
+ uint8_t *gusptr;
gusptr = state->gusdatapos;
GUSregd(portaccesses)++;
switch (port & 0xff0f)
{
case 0x200: /* MixerCtrlReg */
- GUSregb(MixerCtrlReg2x0) = (GUSbyte) data;
+ GUSregb(MixerCtrlReg2x0) = (uint8_t) data;
break;
case 0x206: /* IRQstatReg / SB2x6IRQ */
if (GUSregb(GUS45TimerCtrl) & 0x20) /* SB IRQ enabled? -> set 2x6IRQ bit */
@@ -208,7 +208,7 @@ void gus_write(GUSEmuState * state, int port, int size, unsigned int data)
break;
case 0x308: /* AdLib 388h */
case 0x208: /* AdLibCommandReg */
- GUSregb(AdLibCommand2xA) = (GUSbyte) data;
+ GUSregb(AdLibCommand2xA) = (uint8_t) data;
break;
case 0x309: /* AdLib 389h */
case 0x209: /* AdLibDataReg */
@@ -217,11 +217,11 @@ void gus_write(GUSEmuState * state, int port, int size, unsigned int data)
if (data & 0x80)
GUSregb(TimerStatus2x8) &= 0x1f; /* AdLib IRQ reset? -> clear maskable adl. timer int regs */
else
- GUSregb(TimerDataReg2x9) = (GUSbyte) data;
+ GUSregb(TimerDataReg2x9) = (uint8_t) data;
}
else
{
- GUSregb(AdLibData2x9) = (GUSbyte) data;
+ GUSregb(AdLibData2x9) = (uint8_t) data;
if (GUSregb(GUS45TimerCtrl) & 0x02)
{
GUSregb(TimerStatus2x8) |= 0x01;
@@ -231,16 +231,16 @@ void gus_write(GUSEmuState * state, int port, int size, unsigned int data)
}
break;
case 0x20A:
- GUSregb(AdLibStatus2x8) = (GUSbyte) data;
+ GUSregb(AdLibStatus2x8) = (uint8_t) data;
break; /* AdLibStatus2x8 */
case 0x20B: /* GUS hidden registers */
switch (GUSregb(RegCtrl_2xF) & 0x7)
{
case 0:
if (GUSregb(MixerCtrlReg2x0) & 0x40)
- GUSregb(IRQ_2xB) = (GUSbyte) data; /* control register select bit */
+ GUSregb(IRQ_2xB) = (uint8_t) data; /* control register select bit */
else
- GUSregb(DMA_2xB) = (GUSbyte) data;
+ GUSregb(DMA_2xB) = (uint8_t) data;
break;
/* case 1-4: general purpose emulation regs */
case 5: /* clear stat reg 2xF */
@@ -249,7 +249,7 @@ void gus_write(GUSEmuState * state, int port, int size, unsigned int data)
GUS_irqclear(state, state->gusirq);
break;
case 6: /* Jumper reg (Joystick/MIDI enable) */
- GUSregb(Jumper_2xB) = (GUSbyte) data;
+ GUSregb(Jumper_2xB) = (uint8_t) data;
break;
default:;
}
@@ -262,20 +262,20 @@ void gus_write(GUSEmuState * state, int port, int size, unsigned int data)
GUS_irqrequest(state, state->gusirq, 1);
}
case 0x20D: /* SB2xCd no IRQ */
- GUSregb(SB2xCd) = (GUSbyte) data;
+ GUSregb(SB2xCd) = (uint8_t) data;
break;
case 0x20E: /* SB2xE */
- GUSregb(SB2xE) = (GUSbyte) data;
+ GUSregb(SB2xE) = (uint8_t) data;
break;
case 0x20F:
- GUSregb(RegCtrl_2xF) = (GUSbyte) data;
+ GUSregb(RegCtrl_2xF) = (uint8_t) data;
break; /* CtrlReg2xF */
case 0x302: /* VoiceSelReg */
- GUSregb(VoiceSelReg3x2) = (GUSbyte) data;
+ GUSregb(VoiceSelReg3x2) = (uint8_t) data;
break;
case 0x303: /* FunkSelReg */
- GUSregb(FunkSelReg3x3) = (GUSbyte) data;
- if ((GUSbyte) data == 0x8f) /* set irqstatreg, get voicereg and clear IRQ */
+ GUSregb(FunkSelReg3x3) = (uint8_t) data;
+ if ((uint8_t) data == 0x8f) /* set irqstatreg, get voicereg and clear IRQ */
{
int voice;
if (GUSregd(voicewavetableirq)) /* WavetableIRQ */
@@ -358,12 +358,12 @@ void gus_write(GUSEmuState * state, int port, int size, unsigned int data)
break;
/* voice unspecific functions */
case 0x0e: /* NumVoices */
- GUSregb(NumVoices) = (GUSbyte) data;
+ GUSregb(NumVoices) = (uint8_t) data;
break;
/* case 0x0f: */ /* read only */
/* common functions */
case 0x41: /* DramDMAContrReg */
- GUSregb(GUS41DMACtrl) = (GUSbyte) data;
+ GUSregb(GUS41DMACtrl) = (uint8_t) data;
if (data & 0x01)
GUS_dmarequest(state);
break;
@@ -380,7 +380,7 @@ void gus_write(GUSEmuState * state, int port, int size, unsigned int data)
(GUSregd(GUSDRAMPOS24bit) & 0xffff) | ((data & 0x0f) << 16);
break;
case 0x45: /* TCtrlReg */
- GUSregb(GUS45TimerCtrl) = (GUSbyte) data;
+ GUSregb(GUS45TimerCtrl) = (uint8_t) data;
if (!(data & 0x20))
GUSregb(TimerStatus2x8) &= 0xe7; /* sb IRQ dis? -> clear 2x8/2xC sb IRQ flags */
if (!(data & 0x02))
@@ -434,18 +434,18 @@ void gus_write(GUSEmuState * state, int port, int size, unsigned int data)
GUS_irqclear(state, state->gusirq);
break;
case 0x46: /* Counter1 */
- GUSregb(GUS46Counter1) = (GUSbyte) data;
+ GUSregb(GUS46Counter1) = (uint8_t) data;
break;
case 0x47: /* Counter2 */
- GUSregb(GUS47Counter2) = (GUSbyte) data;
+ GUSregb(GUS47Counter2) = (uint8_t) data;
break;
/* case 0x48: */ /* sampling freq reg not emulated (same as interwave) */
case 0x49: /* SampCtrlReg */
- GUSregb(GUS49SampCtrl) = (GUSbyte) data;
+ GUSregb(GUS49SampCtrl) = (uint8_t) data;
break;
/* case 0x4b: */ /* joystick trim not emulated */
case 0x4c: /* GUSreset */
- GUSregb(GUS4cReset) = (GUSbyte) data;
+ GUSregb(GUS4cReset) = (uint8_t) data;
if (!(GUSregb(GUS4cReset) & 1)) /* reset... */
{
GUSregd(voicewavetableirq) = 0;
@@ -471,9 +471,9 @@ void gus_write(GUSEmuState * state, int port, int size, unsigned int data)
break;
case 0x307: /* DRAMaccess */
{
- GUSbyte *adr;
+ uint8_t *adr;
adr = state->himemaddr + (GUSregd(GUSDRAMPOS24bit) & 0xfffff);
- *adr = (GUSbyte) data;
+ *adr = (uint8_t) data;
}
break;
}
@@ -510,7 +510,7 @@ void gus_dma_transferdata(GUSEmuState * state, char *dma_addr, unsigned int coun
char *srcaddr;
char *destaddr;
char msbmask = 0;
- GUSbyte *gusptr;
+ uint8_t *gusptr;
gusptr = state->gusdatapos;
srcaddr = dma_addr; /* system memory address */
@@ -522,7 +522,7 @@ void gus_dma_transferdata(GUSEmuState * state, char *dma_addr, unsigned int coun
}
GUSregw(GUS42DMAStart) += (GUSword) (count >> 4); /* ToDo: add 16bit GUS page limit? */
- GUSregb(GUS50DMAHigh) = (GUSbyte) ((count + GUSregb(GUS50DMAHigh)) & 0xf); /* ToDo: add 16bit GUS page limit? */
+ GUSregb(GUS50DMAHigh) = (uint8_t) ((count + GUSregb(GUS50DMAHigh)) & 0xf); /* ToDo: add 16bit GUS page limit? */
if (GUSregb(GUS41DMACtrl) & 0x02) /* direction, 0 := sysram->gusram */
{
diff --git a/hw/audio/gusemu_mixer.c b/hw/audio/gusemu_mixer.c
index 701e8fb0ed..d255ac821d 100644
--- a/hw/audio/gusemu_mixer.c
+++ b/hw/audio/gusemu_mixer.c
@@ -37,7 +37,7 @@ void gus_mixvoices(GUSEmuState * state, unsigned int playback_freq, unsigned int
GUSsample *bufferpos)
{
/* note that byte registers are stored in the upper half of each voice register! */
- GUSbyte *gusptr;
+ uint8_t *gusptr;
int Voice;
GUSword *voiceptr;
@@ -187,7 +187,7 @@ void gus_irqgen(GUSEmuState * state, unsigned int elapsed_time)
/* time given in microseconds */
{
int requestedIRQs = 0;
- GUSbyte *gusptr;
+ uint8_t *gusptr;
gusptr = state->gusdatapos;
if (GUSregb(TimerDataReg2x9) & 1) /* start timer 1 (80us decrement rate) */
{
generated by cgit v1.2.3 (git 2.26.2) at 2024-12-30 02:36:48 +0000