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Update use of shared memory to abide by parallel usage rules

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This commit is contained in:
Dave Lacey
2012-04-17 16:01:40 +01:00
parent b900002f84
commit 579c09546e
6 changed files with 188 additions and 132 deletions
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22
module_usb_aud_shared/endpoint0/audiorequests.xc
View File

@@ -15,6 +15,7 @@
#include "devicedefines.h"
#include "common.h"
#include "clockcmds.h"
#include "xc_ptr.h"
#ifdef MIXER
#include "mixer.h"
#endif
@@ -105,6 +106,12 @@ void setG_curSamFreqMultiplier(int x) {
void updateMasterVol( int unitID, chanend ?c_mix_ctl)
{
int x;
#ifndef OUT_VOLUME_IN_MIXER
xc_ptr p_multOut = array_to_xc_ptr(multOut);
#endif
#ifndef IN_VOLUME_IN_MIXER
xc_ptr p_multIn = array_to_xc_ptr(multIn);
#endif
switch( unitID)
{
case FU_USBOUT:
@@ -126,7 +133,7 @@ void updateMasterVol( int unitID, chanend ?c_mix_ctl)
outct(c_mix_ctl, XS1_CT_END);
}
#else
asm("stw %0, %1[%2]"::"r"(x),"r"(multOut),"r"(i-1));
asm("stw %0, %1[%2]"::"r"(x),"r"(p_multOut),"r"(i-1));
#endif
}
@@ -160,7 +167,7 @@ void updateMasterVol( int unitID, chanend ?c_mix_ctl)
}
#else
asm("stw %0, %1[%2]"::"r"(x),"r"(multIn),"r"(i-1));
asm("stw %0, %1[%2]"::"r"(x),"r"(p_multIn),"r"(i-1));
#endif
}
break;
@@ -174,7 +181,12 @@ void updateMasterVol( int unitID, chanend ?c_mix_ctl)
void updateVol(int unitID, int channel, chanend ?c_mix_ctl)
{
int x;
#ifndef OUT_VOLUME_IN_MIXER
xc_ptr p_multOut = array_to_xc_ptr(multOut);
#endif
#ifndef IN_VOLUME_IN_MIXER
xc_ptr p_multIn = array_to_xc_ptr(multIn);
#endif
/* Check for master volume update */
if (channel == 0)
{
@@ -210,7 +222,7 @@ void updateVol(int unitID, int channel, chanend ?c_mix_ctl)
#else
asm("stw %0, %1[%2]"::"r"(x),"r"(multOut),"r"(channel-1));
asm("stw %0, %1[%2]"::"r"(x),"r"(p_multOut),"r"(channel-1));
#endif
@@ -239,7 +251,7 @@ void updateVol(int unitID, int channel, chanend ?c_mix_ctl)
}
#else
asm("stw %0, %1[%2]"::"r"(x),"r"(multIn),"r"(channel-1));
asm("stw %0, %1[%2]"::"r"(x),"r"(p_multIn),"r"(channel-1));
#endif
break;
}

242
module_usb_aud_shared/mixer/mixer.xc
View File

@@ -4,6 +4,7 @@
#include <print.h>
#include "mixer.h"
#include "devicedefines.h"
#include "xc_ptr.h"
#ifdef MIXER
@@ -11,10 +12,12 @@
#warning USING FAST MIXER
#ifdef OUT_VOLUME_IN_MIXER
static unsigned int multOut[NUM_USB_CHAN_OUT + 1];
static unsigned int multOut_array[NUM_USB_CHAN_OUT + 1];
static xc_ptr multOut;
#endif
#ifdef IN_VOLUME_IN_MIXER
unsigned int multIn[NUM_USB_CHAN_IN + 1];
unsigned int multIn_array[NUM_USB_CHAN_IN + 1];
static xc_ptr multIn;
#endif
#if defined (LEVEL_METER_LEDS) || defined (LEVEL_METER_HOST)
@@ -31,17 +34,27 @@ static unsigned abs(int x)
}
#endif
int samples[NUM_USB_CHAN_OUT + NUM_USB_CHAN_IN + MAX_MIX_COUNT + 1]; /* One larger for an "off" channel for mixer sources" */
int samples_array[NUM_USB_CHAN_OUT + NUM_USB_CHAN_IN + MAX_MIX_COUNT + 1]; /* One larger for an "off" channel for mixer sources" */
xc_ptr samples;
int savedsamples2[NUM_USB_CHAN_OUT + NUM_USB_CHAN_IN + MAX_MIX_COUNT];
int samples_to_host_map[NUM_USB_CHAN_IN];
int samples_to_host_map_array[NUM_USB_CHAN_IN];
xc_ptr samples_to_host_map;
int samples_to_device_map[NUM_USB_CHAN_OUT];
int samples_to_device_map_array[NUM_USB_CHAN_OUT];
xc_ptr samples_to_device_map;
#if MAX_MIX_COUNT > 0
int mix_mult[MAX_MIX_COUNT][MIX_INPUTS];
int mix_mult_array[MAX_MIX_COUNT][MIX_INPUTS];
xc_ptr mix_mult;
#define write_word_to_mix_mult(x,y,val) write_via_xc_ptr_indexed(mix_mult,((x)*MAX_MIX_COUNT)+(y), val)
#define mix_mult_slice(x) (mix_mult + x * MAX_MIX_COUNT * sizeof(int))
#ifndef FAST_MIXER
int mix_map[MAX_MIX_COUNT][MIX_INPUTS];
int mix_map_array[MAX_MIX_COUNT][MIX_INPUTS];
xc_ptr mix_map;
#define write_word_to_mix_map(x,y,val) write_via_xc_ptr_indexed(mix_map,((x)*MAX_MIX_COUNT)+(y), val)
#define mix_map_slice(x) (mix_map + x * MAX_MIX_COUNT * sizeof(int))
#endif
#endif
@@ -70,7 +83,7 @@ static inline void ComputeMixerLevel(int sample, int i)
{
int x;
int y;
unsigned ptr;
xc_ptr ptr;
x = abs(sample);
@@ -82,26 +95,27 @@ static inline void ComputeMixerLevel(int sample, int i)
if(x > y)
{
/* samples_to_host_outputs[i] = x; */
asm("stw %0, %1[%2]"::"r"(y),"r"(ptr),"r"(i));
write_via_xc_ptr_indexed(ptr,i,y);
//asm("stw %0, %1[%2]"::"r"(y),"r"(ptr),"r"(i));
}
}
#endif
#ifdef FAST_MIXER
void setPtr(int src, int dst, int mix);
int doMix0(const int samples[], int mult[]);
int doMix1(const int samples[], int mult[]);
int doMix2(const int samples[], int mult[]);
int doMix3(const int samples[], int mult[]);
int doMix4(const int samples[], int mult[]);
int doMix5(const int samples[], int mult[]);
int doMix6(const int samples[], int mult[]);
int doMix7(const int samples[], int mult[]);
int doMix8(const int samples[], int mult[]);
int doMix0(xc_ptr samples, xc_ptr mult);
int doMix1(xc_ptr samples, xc_ptr mult);
int doMix2(xc_ptr samples, xc_ptr mult);
int doMix3(xc_ptr samples, xc_ptr mult);
int doMix4(xc_ptr samples, xc_ptr mult);
int doMix5(xc_ptr samples, xc_ptr mult);
int doMix6(xc_ptr samples, xc_ptr mult);
int doMix7(xc_ptr samples, xc_ptr mult);
int doMix8(xc_ptr samples, xc_ptr mult);
#else
/* DO NOT inline, causes 10.4.2 tools to add extra loads in loop */
/* At 18 x 12dB we could get 64 x bigger */
#pragma unsafe arrays
int doMix(const int samples[], const int ptr[], int mult[])
int doMix(xc_ptr samples, xc_ptr ptr, xc_ptr mult)
{
int h=0;
int l=0;
@@ -110,7 +124,13 @@ int doMix(const int samples[], const int ptr[], int mult[])
#pragma loop unroll
for (int i=0; i<MIX_INPUTS; i++)
{
{h,l} = macs(samples[ptr[i]], mult[i], h, l);
int sample;
int index;
int m;
read_via_xc_ptr_indexed(index, ptr, i);
read_via_xc_ptr_indexed(sample,samples,index);
read_via_xc_ptr_indexed(m, mult, i);
{h,l} = macs(sample, m, h, l);
}
#if 1
@@ -131,7 +151,7 @@ int doMix(const int samples[], const int ptr[], int mult[])
#endif
#pragma unsafe arrays
void giveSamplesToHost(chanend c, const int samples[], const int ptr[], const unsigned multIn[])
void giveSamplesToHost(chanend c, xc_ptr samples, xc_ptr ptr, xc_ptr multIn)
{
#if defined(IN_VOLUME_IN_MIXER) && defined(IN_VOLUME_AFTER_MIX)
int mult;
@@ -143,12 +163,14 @@ void giveSamplesToHost(chanend c, const int samples[], const int ptr[], const un
for (int i=0;i<NUM_USB_CHAN_IN;i++)
{
int sample;
sample = samples[ptr[i]];
int index;
read_via_xc_ptr_indexed(index,ptr,i);
read_via_xc_ptr_indexed(sample,samples,index);
#if defined(IN_VOLUME_IN_MIXER) && defined(IN_VOLUME_AFTER_MIX)
#warning IN Vols in mixer, AFTER mix & map
//asm("ldw %0, %1[%2]":"=r"(mult):"r"(multIn),"r"(i));
mult = multIn[i];
//asm("ldw %0, %1[%2]":"=r"(mult):"r"(multIn),"r"(i));
read_via_xc_ptr_indexed(mult, multIn, i);
{h, l} = macs(mult, sample, 0, 0);
//h <<= 3 done on other side */
@@ -162,7 +184,7 @@ void giveSamplesToHost(chanend c, const int samples[], const int ptr[], const un
}
#pragma unsafe arrays
static void getSamplesFromHost(chanend c, const int samples[], int base)
static void getSamplesFromHost(chanend c, xc_ptr samples, int base)
{
#pragma loop unroll
for (int i=0;i<NUM_USB_CHAN_OUT;i++)
@@ -185,18 +207,20 @@ static void getSamplesFromHost(chanend c, const int samples[], int base)
#if defined(OUT_VOLUME_IN_MIXER) && !defined(OUT_VOLUME_AFTER_MIX)
#warning OUT Vols in mixer, BEFORE mix & map
asm("ldw %0, %1[%2]":"=r"(mult):"r"(multOut),"r"(i));
read_via_xc_ptr_indexed(mult, multOut, i);
{h, l} = macs(mult, sample, 0, 0);
h<<=3;
asm("stw %0, %1[%2]"::"r"(h),"r"(samples),"r"(base+i));
write_via_xc_ptr_indexed(multOut, index, val);
write_via_xc_ptr_indexed(samples,base+i,h);
#else
asm("stw %0, %1[%2]"::"r"(sample),"r"(samples),"r"(base+i));
write_via_xc_ptr_indexed(samples,base+i,sample);
#endif
}
}
#pragma unsafe arrays
void giveSamplesToDevice(chanend c, const int samples[],const int ptr[], const unsigned multOut[])
void giveSamplesToDevice(chanend c, xc_ptr samples, xc_ptr ptr, xc_ptr multOut)
{
#pragma loop unroll
for (int i=0;i<NUM_USB_CHAN_OUT;i++)
@@ -207,13 +231,13 @@ void giveSamplesToDevice(chanend c, const int samples[],const int ptr[], const u
int h;
unsigned l;
#endif
sample = samples[ptr[i]];
int index;
read_via_xc_ptr_indexed(index, ptr, i);
read_via_xc_ptr_indexed(sample, samples, index)
#if defined(OUT_VOLUME_IN_MIXER) && defined(OUT_VOLUME_AFTER_MIX)
#warning OUT Vols in mixer, AFTER mix & map
mult = multOut[i];
//asm("ldw %0, %1[%2]":"=r"(mult):"r"(multOut),"r"(i));
read_via_xc_ptr_indexed(mult, multOut, i);
{h, l} = macs(mult, sample, 0, 0);
//h <<= 3 done in audio thread
outuint(c, h);
@@ -224,7 +248,7 @@ void giveSamplesToDevice(chanend c, const int samples[],const int ptr[], const u
}
#pragma unsafe arrays
void getSamplesFromDevice(chanend c, const int samples[], int base)
void getSamplesFromDevice(chanend c, xc_ptr samples, int base)
{
#if defined(IN_VOLUME_IN_MIXER) && !defined(IN_VOLUME_AFTER_MIX)
int mult;
@@ -247,12 +271,12 @@ void getSamplesFromDevice(chanend c, const int samples[], int base)
#endif
#if defined(IN_VOLUME_IN_MIXER) && !defined(IN_VOLUME_AFTER_MIX)
asm("ldw %0, %1[%2]":"=r"(mult):"r"(multIn),"r"(i));
read_via_xc_ptr_indexed(mult, multIn, i);
{h, l} = macs(mult, sample, 0, 0);
h <<=3;
asm("stw %0, %1[%2]"::"r"(h),"r"(samples),"r"(base+i));
write_via_xc_ptr_indexed(samples,base+i,h);
#else
asm("stw %0, %1[%2]"::"r"(sample),"r"(samples),"r"(base+i));
write_via_xc_ptr_indexed(samples,base+i,sample);
#endif
}
}
@@ -287,15 +311,18 @@ void mixer1(chanend c_host, chanend c_mix_ctl, chanend c_mixer2)
index = inuint(c_mix_ctl);
val = inuint(c_mix_ctl);
inct(c_mix_ctl);
asm("stw %0, %1[%2]"::"r"(val),"r"(samples_to_host_map),"r"(index));
write_via_xc_ptr_indexed(samples_to_host_map,
index,
val);
break;
case SET_SAMPLES_TO_DEVICE_MAP:
index = inuint(c_mix_ctl);
val = inuint(c_mix_ctl);
inct(c_mix_ctl);
asm("stw %0, %1[%2]"::"r"(val),"r"(samples_to_device_map),"r"(index));
write_via_xc_ptr_indexed(samples_to_device_map,index,val);
break;
case SET_MIX_MULT:
@@ -303,8 +330,8 @@ void mixer1(chanend c_host, chanend c_mix_ctl, chanend c_mixer2)
index = inuint(c_mix_ctl);
val = inuint(c_mix_ctl);
inct(c_mix_ctl);
asm("stw %0, %1[%2]"::"r"(val),"r"(mix_mult[mix]),"r"(index));
write_word_to_mix_mult(mix, index, val);
break;
case SET_MIX_MAP:
@@ -315,7 +342,8 @@ void mixer1(chanend c_host, chanend c_mix_ctl, chanend c_mixer2)
#ifdef FAST_MIXER
setPtr(index, val, mix);
#else
asm("stw %0, %1[%2]"::"r"(val),"r"(mix_map[mix]),"r"(index));
write_word_to_mix_map(mix, index, val);
#endif
break;
#endif /* if MAX_MIX_COUNT > 0 */
@@ -326,7 +354,7 @@ void mixer1(chanend c_host, chanend c_mix_ctl, chanend c_mixer2)
val = inuint(c_mix_ctl);
inct(c_mix_ctl);
asm("stw %0, %1[%2]"::"r"(val),"r"(multIn),"r"(index));
write_via_xc_ptr_indexed(multIn, index, val);
break;
#endif
#ifdef OUT_VOLUME_IN_MIXER
@@ -335,7 +363,7 @@ void mixer1(chanend c_host, chanend c_mix_ctl, chanend c_mixer2)
val = inuint(c_mix_ctl);
inct(c_mix_ctl);
asm("stw %0, %1[%2]"::"r"(val),"r"(multOut),"r"(index));
write_via_xc_ptr_indexed(multOut, index, val);
break;
#endif
@@ -352,13 +380,13 @@ void mixer1(chanend c_host, chanend c_mix_ctl, chanend c_mixer2)
chkct(c_mix_ctl, XS1_CT_END);
#ifdef LEVEL_METER_LEDS
/* Level LEDS process reseting samples_to_host_inputs
* Other side makes sure we don't miss a peak */
asm("ldw %0, %1[%2]":"=r"(val):"r"(samples_to_host_inputs_buff),"r"(index));
asm("stw %0, %1[%2]"::"r"(0),"r"(samples_to_host_inputs_buff),"r"(index));
* Other side makes sure we don't miss a peak */
read_via_xc_ptr_indexed(val, samples_to_host_inputs_buff, index);
write_via_xc_ptr_indexed(samples_to_host_inputs_buff, index, 0);
#else
/* We dont have a level LEDs process, so reset ourselves */
asm("ldw %0, %1[%2]":"=r"(val):"r"(samples_to_host_inputs),"r"(index));
asm("stw %0, %1[%2]"::"r"(0),"r"(samples_to_host_inputs),"r"(index));
read_via_xc_ptr_indexed(val, samples_to_host_inputs, index);
write_via_xc_ptr_indexed(samples_to_host_inputs, index, 0);
#endif
outuint(c_mix_ctl, val);
outct(c_mix_ctl, XS1_CT_END);
@@ -368,8 +396,8 @@ void mixer1(chanend c_host, chanend c_mix_ctl, chanend c_mixer2)
case GET_OUTPUT_LEVELS:
index = inuint(c_mix_ctl);
chkct(c_mix_ctl, XS1_CT_END);
asm("ldw %0, %1[%2]":"=r"(val):"r"(samples_to_host_outputs),"r"(index));
asm("stw %0, %1[%2]"::"r"(mix),"r"(samples_to_host_outputs),"r"(index));
read_via_xc_ptr_indexed(val, samples_to_host_outputs, index);
write_via_xc_ptr_indexed(samples_to_host_outputs, index, mix);
outuint(c_mix_ctl, val);
outct(c_mix_ctl, XS1_CT_END);
break;
@@ -396,7 +424,9 @@ void mixer1(chanend c_host, chanend c_mix_ctl, chanend c_mixer2)
#pragma loop unroll
for (int i=0;i<MAX_MIX_COUNT;i++)
{
asm("stw %0, %1[%2]"::"r"(0),"r"(samples),"r"(NUM_USB_CHAN_OUT + NUM_USB_CHAN_IN + i));
write_via_xc_ptr_indexed(samples,
(NUM_USB_CHAN_OUT + NUM_USB_CHAN_IN + i),
0);
}
/* Inform mixer 2 about freq change */
@@ -420,13 +450,11 @@ void mixer1(chanend c_host, chanend c_mix_ctl, chanend c_mixer2)
outuint(c_mixer2, 0);
inuint(c_mixer2);
#ifdef FAST_MIXER
mixed = doMix0(samples, mix_mult[0]);
mixed = doMix0(samples, mix_mult_slice(0));
#else
mixed = doMix(samples,mix_map[0],mix_mult[0]);
mixed = doMix(samples,mix_map_slice(0),mix_mult_slice(0));
#endif
asm("stw %0, %1[%2]"::
"r"(mixed),"r"(samples),
"r"(NUM_USB_CHAN_OUT + NUM_USB_CHAN_IN + 0));
write_via_xc_ptr_indexed(samples, (NUM_USB_CHAN_OUT + NUM_USB_CHAN_IN + 0), mixed);
#if defined (LEVEL_METER_HOST) || defined(LEVEL_METER_LEDS)
ComputeMixerLevel(mixed, 0);
@@ -439,13 +467,11 @@ void mixer1(chanend c_host, chanend c_mix_ctl, chanend c_mixer2)
#if MAX_MIX_COUNT > 2
#ifdef FAST_MIXER
mixed = doMix2(samples, mix_mult[2]);
mixed = doMix2(samples, mix_mult_slice(2));
#else
mixed = doMix(samples,mix_map[2],mix_mult[2]);
#endif
asm("stw %0, %1[%2]"::
"r"(mixed),"r"(samples),
"r"(NUM_USB_CHAN_OUT + NUM_USB_CHAN_IN + 2));
mixed = doMix(samples,mix_map_slice(2),mix_mult_slice(2));
#endif
write_via_xc_ptr_indexed(samples, (NUM_USB_CHAN_OUT + NUM_USB_CHAN_IN + 2), mixed);
#if defined (LEVEL_METER_HOST) || defined(LEVEL_METER_LEDS)
ComputeMixerLevel(mixed, 2);
@@ -454,14 +480,12 @@ void mixer1(chanend c_host, chanend c_mix_ctl, chanend c_mixer2)
#if MAX_MIX_COUNT > 4
#ifdef FAST_MIXER
mixed = doMix4(samples, mix_mult[4]);
mixed = doMix4(samples, mix_mult_slice(4));
#else
mixed = doMix(samples,mix_map[4],mix_mult[4]);
mixed = doMix(samples,mix_map_slice(4),mix_mult_slice(4));
#endif
asm("stw %0, %1[%2]"::
"r"(mixed),"r"(samples),
"r"(NUM_USB_CHAN_OUT + NUM_USB_CHAN_IN + 4));
write_via_xc_ptr_indexed(samples, (NUM_USB_CHAN_OUT + NUM_USB_CHAN_IN + 4), mixed);
#if defined (LEVEL_METER_HOST) || defined(LEVEL_METER_LEDS)
ComputeMixerLevel(mixed, 4);
#endif
@@ -469,14 +493,12 @@ void mixer1(chanend c_host, chanend c_mix_ctl, chanend c_mixer2)
#if MAX_MIX_COUNT > 6
#ifdef FAST_MIXER
mixed = doMix6(samples, mix_mult[6]);
mixed = doMix6(samples, mix_mult_slice(6));
#else
mixed = doMix(samples,mix_map[6],mix_mult[6]);
mixed = doMix(samples,mix_map_slice(6),mix_mult_slice(6));
#endif
asm("stw %0, %1[%2]"::
"r"(mixed),"r"(samples),
"r"(NUM_USB_CHAN_OUT + NUM_USB_CHAN_IN + 6));
write_via_xc_ptr_indexed(samples, (NUM_USB_CHAN_OUT + NUM_USB_CHAN_IN + 6), mixed);
#if defined (LEVEL_METER_HOST) || defined(LEVEL_METER_LEDS)
ComputeMixerLevel(mixed, 6);
#endif
@@ -516,7 +538,7 @@ void mixer2(chanend c_mixer1, chanend c_audio)
for (int i=0;i<MAX_MIX_COUNT;i++)
{
asm("stw %0, %1[%2]":: "r"(0),"r"(samples),"r"(NUM_USB_CHAN_OUT + NUM_USB_CHAN_IN + i));
write_via_xc_ptr_indexed(samples, (NUM_USB_CHAN_OUT + NUM_USB_CHAN_IN + i), 0);
}
/* Inform audio thread about freq change */
@@ -538,14 +560,12 @@ void mixer2(chanend c_mixer1, chanend c_audio)
#if MAX_MIX_COUNT > 1
#ifdef FAST_MIXER
mixed = doMix1(samples, mix_mult[1]);
mixed = doMix1(samples, mix_mult_slice(1));
#else
mixed = doMix(samples,mix_map[1],mix_mult[1]);
mixed = doMix(samples,mix_map_slice(1),mix_mult_slice(1));
#endif
asm("stw %0, %1[%2]"::
"r"(mixed),"r"(samples),
"r"(NUM_USB_CHAN_OUT + NUM_USB_CHAN_IN + 1));
write_via_xc_ptr_indexed(samples, (NUM_USB_CHAN_OUT + NUM_USB_CHAN_IN + 1), mixed);
#if defined (LEVEL_METER_HOST) || defined(LEVEL_METER_LEDS)
ComputeMixerLevel(mixed, 1);
@@ -560,14 +580,13 @@ void mixer2(chanend c_mixer1, chanend c_audio)
{
#if MAX_MIX_COUNT > 3
#ifdef FAST_MIXER
mixed = doMix3(samples, mix_mult[3]);
mixed = doMix3(samples, mix_mult_slice(3));
#else
mixed = doMix(samples,mix_map[3],mix_mult[3]);
mixed = doMix(samples,mix_map_slice(3),mix_mult_slice(3));
#endif
asm("stw %0, %1[%2]"::
"r"(mixed),"r"(samples),
"r"(NUM_USB_CHAN_OUT + NUM_USB_CHAN_IN + 3));
write_via_xc_ptr_indexed(samples, (NUM_USB_CHAN_OUT + NUM_USB_CHAN_IN + 3), mixed);
#if defined (LEVEL_METER_HOST) || defined(LEVEL_METER_LEDS)
ComputeMixerLevel(mixed, 3);
#endif
@@ -575,13 +594,12 @@ void mixer2(chanend c_mixer1, chanend c_audio)
#if MAX_MIX_COUNT > 5
#ifdef FAST_MIXER
mixed = doMix5(samples, mix_mult[5]);
mixed = doMix5(samples, mix_mult_slice(5));
#else
mixed = doMix(samples,mix_map[5],mix_mult[5]);
mixed = doMix(samples,mix_map_slice(5),mix_mult_slice(5));
#endif
asm("stw %0, %1[%2]"::
"r"(mixed),"r"(samples),
"r"(NUM_USB_CHAN_OUT + NUM_USB_CHAN_IN + 5));
write_via_xc_ptr_indexed(samples, NUM_USB_CHAN_OUT + NUM_USB_CHAN_IN + 5, mixed);
#if defined (LEVEL_METER_HOST) || defined(LEVEL_METER_LEDS)
ComputeMixerLevel(mixed, 5);
#endif
@@ -589,13 +607,12 @@ void mixer2(chanend c_mixer1, chanend c_audio)
#if MAX_MIX_COUNT > 7
#ifdef FAST_MIXER
mixed = doMix7(samples, mix_mult[7]);
mixed = doMix7(samples, mix_mult_slice(7));
#else
mixed = doMix(samples,mix_map[7],mix_mult[7]);
mixed = doMix(samples,mix_map_slice(7),mix_mult_slice(7));
#endif
asm("stw %0, %1[%2]"::
"r"(mixed),"r"(samples),
"r"(NUM_USB_CHAN_OUT + NUM_USB_CHAN_IN + 7));
write_via_xc_ptr_indexed(samples, NUM_USB_CHAN_OUT + NUM_USB_CHAN_IN + 7, mixed);
#if defined (LEVEL_METER_HOST) || defined(LEVEL_METER_LEDS)
ComputeMixerLevel(mixed, 7);
#endif
@@ -609,15 +626,32 @@ void mixer2(chanend c_mixer1, chanend c_audio)
void mixer(chanend c_mix_in, chanend c_mix_out, chanend c_mix_ctl)
{
chan c;
multOut = array_to_xc_ptr((multOut_array,unsigned[]));
multIn = array_to_xc_ptr((multIn_array,unsigned[]));
samples = array_to_xc_ptr((samples_array,unsigned[]));
samples_to_host_map =
array_to_xc_ptr((samples_to_host_map_array,unsigned[]));
samples_to_device_map =
array_to_xc_ptr((samples_to_device_map_array,unsigned[]));
#if MAX_MIX_COUNT >0
mix_mult = array_to_xc_ptr((mix_mult,unsigned[]));
#ifndef FAST_MIXER
mix_map = array_to_xc_ptr((mix_map,unsigned[]));
#endif
#endif
for (int i=0;i<NUM_USB_CHAN_OUT + NUM_USB_CHAN_IN + MAX_MIX_COUNT;i++)
{
samples[i] = 0;
write_via_xc_ptr_indexed(samples,i,0);
}
{
int num_mixes = DEFAULT_FREQ > 96000 ? 2 : MAX_MIX_COUNT;
for (int i=0;i<NUM_USB_CHAN_OUT;i++)
{
asm("stw %0, %1[%2]"::
"r"(i),
"r"(samples_to_device_map),
@@ -628,20 +662,20 @@ void mixer(chanend c_mix_in, chanend c_mix_out, chanend c_mix_ctl)
#ifdef OUT_VOLUME_IN_MIXER
for (int i=0;i<NUM_USB_CHAN_OUT;i++)
{
multOut[i] = MAX_VOL;
write_via_xc_ptr_indexed(multOut, i, MAX_VOL);
}
#endif
#ifdef IN_VOLUME_IN_MIXER
for (int i=0;i<NUM_USB_CHAN_IN;i++)
{
multIn[i] = MAX_VOL;
write_via_xc_ptr_indexed(multIn, i, MAX_VOL);
}
#endif
for (int i=0;i<NUM_USB_CHAN_IN;i++)
{
samples_to_host_map[i] = NUM_USB_CHAN_OUT + i;
write_via_xc_ptr_indexed(samples_to_host_map, i, NUM_USB_CHAN_OUT + i);
}
#if MAX_MIX_COUNT> 0
@@ -649,9 +683,9 @@ void mixer(chanend c_mix_in, chanend c_mix_out, chanend c_mix_ctl)
for (int j=0;j<MIX_INPUTS;j++)
{
#ifndef FAST_MIXER
mix_map[i][j] = j < 16 ? j : j + 2;
write_word_to_mix_map(i,j, j < 16 ? j : j + 2);
#endif
mix_mult[i][j] = i==j ? MAX_VOL >> 3 : 0;
write_word_to_mix_mult(i,j, i==j ? MAX_VOL >> 3 : 0);
}
#endif

28
module_usb_aud_shared/usb_buffer/decouple.xc
View File

@@ -27,7 +27,6 @@
#include "iAP.h"
#endif
#include "devicedefines.h"
#include "testct_byref.h"
#include "interrupt.h"
#include "clockcmds.h"
#include "xud.h"
@@ -41,7 +40,7 @@
* Otherwise a race condition can occur.
*
*/
inline void XUD_Change_ReadyIn_Buffer(XUD_ep e, unsigned bufferPtr, int len)
static inline void XUD_Change_ReadyIn_Buffer(XUD_ep e, unsigned bufferPtr, int len)
{
int chan_array_ptr;
int xud_chan;
@@ -96,9 +95,11 @@ inline void XUD_Change_ReadyIn_Buffer(XUD_ep e, unsigned bufferPtr, int len)
/* Volume and mute tables */
#ifndef OUT_VOLUME_IN_MIXER
unsigned int multOut[NUM_USB_CHAN_OUT + 1];
static xc_ptr p_multOut;
#endif
#ifndef IN_VOLUME_IN_MIXER
unsigned int multIn[NUM_USB_CHAN_IN + 1];
static xc_ptr p_multIn;
#endif
/* Number of channels to/from the USB bus */
@@ -331,7 +332,7 @@ void handle_audio_request(chanend c_mix_out, chanend ?c_led)
int mult;
int h;
unsigned l;
asm("ldw %0, %1[%2]":"=r"(mult):"r"(multIn),"r"(i));
asm("ldw %0, %1[%2]":"=r"(mult):"r"(p_multIn),"r"(i));
{h, l} = macs(mult, sample, 0, 0);
sample = h << 3;
#elif defined(IN_VOLUME_IN_MIXER) && defined(IN_VOLUME_AFTER_MIX)
@@ -356,7 +357,7 @@ void handle_audio_request(chanend c_mix_out, chanend ?c_led)
int mult;
int h;
unsigned l;
asm("ldw %0, %1[%2]":"=r"(mult):"r"(multIn),"r"(i));
asm("ldw %0, %1[%2]":"=r"(mult):"r"(p_multIn),"r"(i));
{h, l} = macs(mult, sample, 0, 0);
sample = h << 3;
#endif
@@ -437,7 +438,7 @@ void handle_audio_request(chanend c_mix_out, chanend ?c_led)
g_aud_from_host_rdptr+=4;
#ifndef OUT_VOLUME_IN_MIXER
asm("ldw %0, %1[%2]":"=r"(mult):"r"(multOut),"r"(i));
asm("ldw %0, %1[%2]":"=r"(mult):"r"(p_multOut),"r"(i));
{h, l} = macs(mult, sample, 0, 0);
h <<= 3;
outuint(c_mix_out, h);
@@ -486,7 +487,7 @@ void handle_audio_request(chanend c_mix_out, chanend ?c_led)
unpackState++;
#ifndef OUT_VOLUME_IN_MIXER
asm("ldw %0, %1[%2]":"=r"(mult):"r"(multOut),"r"(i));
asm("ldw %0, %1[%2]":"=r"(mult):"r"(p_multOut),"r"(i));
{h, l} = macs(mult, sample, 0, 0);
h <<= 3;
outuint(c_mix_out, h);
@@ -712,6 +713,12 @@ void decouple(chanend c_mix_out,
int t = array_to_xc_ptr(outAudioBuff);
int aud_in_ready = 0;
#ifndef OUT_VOLUME_IN_MIXER
p_multOut = array_to_xc_ptr(multOut);
#endif
#ifndef IN_VOLUME_IN_MIXER
p_multIn = array_to_xc_ptr(multIn);
#endif
aud_from_host_fifo_start = t;
aud_from_host_fifo_end = aud_from_host_fifo_start + BUFF_SIZE_OUT*4;
@@ -740,14 +747,14 @@ void decouple(chanend c_mix_out,
#ifndef OUT_VOLUME_IN_MIXER
for (int i = 0; i < NUM_USB_CHAN_OUT + 1; i++)
{
asm("stw %0, %1[%2]"::"r"(MAX_VOL),"r"(multOut),"r"(i));
asm("stw %0, %1[%2]"::"r"(MAX_VOL),"r"(p_multOut),"r"(i));
}
#endif
#ifndef IN_VOLUME_IN_MIXER
for (int i = 0; i < NUM_USB_CHAN_IN + 1; i++)
{
asm("stw %0, %1[%2]"::"r"(MAX_VOL),"r"(multIn),"r"(i));
asm("stw %0, %1[%2]"::"r"(MAX_VOL),"r"(p_multIn),"r"(i));
}
#endif
@@ -837,13 +844,14 @@ void decouple(chanend c_mix_out,
check_for_interrupt(c_clk_int);
}
{
{
#ifdef HID_CONTROLS
p_but :> tmp;
tmp = ~tmp;
tmp &=3;
g_hidData[0] = tmp;
#ifdef HID_CONTROLS
Vendor_ReadHIDButtons(g_hidData);
asm("ldaw %0, dp[g_hidData]":"=r"(tmp));

2
module_usb_aud_shared/usb_buffer/testct_byref.h
View File

@@ -3,7 +3,7 @@
/* TODO Currently complier does not support inline select functions, hense this is in a seperate file to ensure this is not the case */
#pragma select handler
inline void testct_byref(chanend c, unsigned &isCt)
static inline void testct_byref(chanend c, unsigned &isCt)
{
if (testct(c))
{

19
module_usb_aud_shared/usb_buffer/usb_buffer.xc
View File

@@ -21,9 +21,7 @@
XUD_ep XUD_Init_Ep(chanend c_ep);
inline void XUD_SetNotReady(XUD_ep e)
static inline void XUD_SetNotReady(XUD_ep e)
{
int chan_array_ptr;
asm ("ldw %0, %1[0]":"=r"(chan_array_ptr):"r"(e));
@@ -134,12 +132,8 @@ void buffer(register chanend c_aud_out, register chanend c_aud_in, chanend c_aud
xc_ptr midi_to_host_buffer = 0;
xc_ptr midi_to_host_waiting_buffer = 0;
#endif
#ifdef IAP
xc_ptr iap_from_host_buffer = 0;
xc_ptr iap_to_host_buffer = 0;
xc_ptr iap_to_host_waiting_buffer = 0;
#endif
xc_ptr p_inZeroBuff = array_to_xc_ptr(inZeroBuff);
set_thread_fast_mode_on();
@@ -156,7 +150,9 @@ void buffer(register chanend c_aud_out, register chanend c_aud_in, chanend c_aud
#endif
asm("stw %0, dp[aud_from_host_usb_ep]"::"r"(ep_aud_out));
asm("stw %0, dp[aud_to_host_usb_ep]"::"r"(ep_aud_in));
#ifdef HID_CONTROLS
asm("stw %0, dp[g_ep_hid]"::"r"(ep_hid));
#endif
asm("stw %0, dp[buffer_aud_ctl_chan]"::"r"(c_aud_ctl));
/* Wait for USB connect then setup our first packet */
@@ -174,7 +170,8 @@ void buffer(register chanend c_aud_out, register chanend c_aud_in, chanend c_aud
mid*=NUM_USB_CHAN_IN*4;
else
mid*=NUM_USB_CHAN_IN*3;
asm("stw %0, %1[0]"::"r"(mid),"r"(inZeroBuff));
asm("stw %0, %1[0]"::"r"(mid),"r"(p_inZeroBuff));
#ifdef FB_TOLERANCE_TEST
expected_fb = ((DEFAULT_FREQ * 0x2000) / 1000);
@@ -324,7 +321,7 @@ void buffer(register chanend c_aud_out, register chanend c_aud_in, chanend c_aud
else
mid *= NUM_USB_CHAN_IN*3;
asm("stw %0, %1[0]"::"r"(mid),"r"(inZeroBuff));
asm("stw %0, %1[0]"::"r"(mid),"r"(p_inZeroBuff));
/* Reset FB */
/* Note, Endpoint 0 will hold off host for a sufficient period to allow out feedback

7
module_usb_aud_shared/usb_buffer/xc_ptr.h
View File

@@ -3,7 +3,12 @@
typedef unsigned int xc_ptr;
inline xc_ptr array_to_xc_ptr(unsigned a[]) {
// Note that this function is marked as const to avoid the XC
// parallel usage checks, this is only really going to work if this
// is the *only* way the array a is accessed (and everything else uses
// the xc_ptr)
inline xc_ptr array_to_xc_ptr(const unsigned a[])
{
xc_ptr x;
asm("mov %0, %1":"=r"(x):"r"(a));
return x;