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NO_USB -> XUA_USB_EN

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This commit is contained in:
xross
2018-03-08 18:02:59 +00:00
parent a7645a9b0f
commit 39acd6cf17
14 changed files with 173 additions and 181 deletions
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2
lib_xua/api/xua_audiohub.h
View File

@@ -6,7 +6,7 @@
#include "xccompat.h"
#ifndef NO_USB
#if XUA_USB_EN
#include "dfu_interface.h"
#endif

7
lib_xua/api/xua_conf_default.h
View File

@@ -56,6 +56,13 @@
#define PDM_TILE AUDIO_IO_TILE
#endif
/**
* @brief Disable USB functionalty just leaving AudioHub
*/
#ifndef XUA_USB_EN
#define XUA_USB_EN 1
#endif
/**
* @brief Number of input channels (device to host). Default: NONE (Must be defined by app)
*/

95
lib_xua/src/core/audiohub/dsd.h Normal file
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@@ -0,0 +1,95 @@
#if (DSD_CHANS_DAC != 0) && (NUM_USB_CHAN_OUT > 0)
/* This function performs the DSD native loop and outputs a 32b DSD stream per loop */
static inline void DoDsdNative(unsigned samplesOut[], unsigned &dsdSample_l, unsigned &dsdSample_r, unsigned divide)
{
/* 8 bits per chan, 1st 1-bit sample in MSB */
dsdSample_l = samplesOut[0];
dsdSample_r = samplesOut[1];
dsdSample_r = bitrev(byterev(dsdSample_r));
dsdSample_l = bitrev(byterev(dsdSample_l));
asm volatile("out res[%0], %1"::"r"(p_dsd_dac[0]),"r"(dsdSample_l));
asm volatile("out res[%0], %1"::"r"(p_dsd_dac[1]),"r"(dsdSample_r));
}
/* This function performs the DOP loop and collects 16b of DSD per loop
and outputs a 32b word into the port buffer every other cycle. */
static inline void DoDsdDop(int &everyOther, unsigned samplesOut[], unsigned &dsdSample_l, unsigned &dsdSample_r, unsigned divide)
{
if(!everyOther)
{
dsdSample_l = ((samplesOut[0] & 0xffff00) << 8);
dsdSample_r = ((samplesOut[1] & 0xffff00) << 8);
everyOther = 1;
}
else
{
everyOther = 0;
dsdSample_l = dsdSample_l | ((samplesOut[0] & 0xffff00) >> 8);
dsdSample_r = dsdSample_r | ((samplesOut[1] & 0xffff00) >> 8);
asm volatile("out res[%0], %1"::"r"(p_dsd_dac[0]),"r"(bitrev(dsdSample_l)));
asm volatile("out res[%0], %1"::"r"(p_dsd_dac[1]),"r"(bitrev(dsdSample_r)));
}
}
/* When DSD is enabled and streaming is standard PCM, this function checks for a series of DoP markers in the upper byte.
If found it will exit deliver() with the command to restart in DoP mode.
When in DoP mode, this function will check for a single absence of the DoP marker and exit deliver() with the command
to restart in I2S mode. */
static inline int DoDsdDopCheck(unsigned &dsdMode, int &dsdCount, unsigned curSamFreq, unsigned samplesOut[], unsigned &dsdMarker)
{
#if (DSD_CHANS_DAC != 0) && (NUM_USB_CHAN_OUT > 0)
/* Check for DSD - note we only move into DoP mode if valid DoP Freq */
/* Currently we only check on channel 0 - we get all 0's on channels without data */
if((dsdMode == DSD_MODE_OFF) && (curSamFreq > 96000))
{
if((DSD_MASK(samplesOut[0]) == dsdMarker) && (DSD_MASK(samplesOut[1]) == dsdMarker))
{
dsdCount++;
dsdMarker ^= DSD_MARKER_XOR;
if(dsdCount == DSD_EN_THRESH)
{
dsdMode = DSD_MODE_DOP;
dsdCount = 0;
dsdMarker = DSD_MARKER_2;
#if (I2S_CHANS_ADC != 0) || (I2S_CHANS_DAC != 0)
// Set clocks low
p_lrclk <: 0;
p_bclk <: 0;
#endif
p_dsd_clk <: 0;
return 0;
}
}
else
{
dsdCount = 0;
dsdMarker = DSD_MARKER_2;
}
}
else if(dsdMode == DSD_MODE_DOP)
{
/* If we are running in DOP mode, check if we need to come out */
if((DSD_MASK(samplesOut[0]) != DSD_MARKER_1) && (DSD_MASK(samplesOut[1]) != DSD_MARKER_1))
{
if((DSD_MASK(samplesOut[0]) != DSD_MARKER_2) && (DSD_MASK(samplesOut[1]) != DSD_MARKER_2))
{
dsdMode = DSD_MODE_OFF;
// Set clocks low
#if (I2S_CHANS_ADC != 0 || I2S_CHANS_DAC != 0)
p_lrclk <: 0;
p_bclk <: 0;
#endif
p_dsd_clk <: 0;
return 0;
}
}
}
#endif
return 1;
}
#endif

198
lib_xua/src/core/audiohub/xua_audiohub.xc
View File

@@ -91,15 +91,6 @@ extern buffered out port:32 p_adat_tx;
extern clock clk_mst_spd;
#endif
#define MAX_DIVIDE_48 (MCLK_48/MIN_FREQ_48/64)
#define MAX_DIVIDE_44 (MCLK_44/MIN_FREQ_44/64)
#if (MAX_DIVIDE_44 > MAX_DIVIDE_48)
#define MAX_DIVIDE (MAX_DIVIDE_44)
#else
#define MAX_DIVIDE (MAX_DIVIDE_48)
#endif
#include "init_ports.h"
#ifdef ADAT_TX
@@ -156,172 +147,71 @@ static inline void TransferAdatTxSamples(chanend c_adat_out, const unsigned samp
}
#endif
#ifndef NO_USB
#pragma unsafe arrays
static inline unsigned DoSampleTransfer(chanend c_out, const int readBuffNo, const unsigned underflowWord)
{
outuint(c_out, underflowWord);
/* Check for sample freq change (or other command) or new samples from mixer*/
if(testct(c_out))
if(XUA_USB_EN)
{
unsigned command = inct(c_out);
#ifndef CODEC_MASTER
if(dsdMode == DSD_MODE_OFF)
outuint(c_out, underflowWord);
/* Check for sample freq change (or other command) or new samples from mixer*/
if(testct(c_out))
{
unsigned command = inct(c_out);
#ifndef CODEC_MASTER
if(dsdMode == DSD_MODE_OFF)
{
#if (I2S_CHANS_ADC != 0 || I2S_CHANS_DAC != 0)
/* Set clocks low */
p_lrclk <: 0;
p_bclk <: 0;
/* Set clocks low */
p_lrclk <: 0;
p_bclk <: 0;
#endif
}
else
{
#if(DSD_CHANS_DAC != 0)
/* DSD Clock might not be shared with lrclk or bclk... */
p_dsd_clk <: 0;
#endif
}
#endif
#if (DSD_CHANS_DAC > 0)
if(dsdMode == DSD_MODE_DOP)
dsdMode = DSD_MODE_OFF;
#endif
#pragma xta endpoint "received_command"
return command;
}
else
{
#if(DSD_CHANS_DAC != 0)
/* DSD Clock might not be shared with lrclk or bclk... */
p_dsd_clk <: 0;
#endif
}
#endif
#if (DSD_CHANS_DAC > 0)
if(dsdMode == DSD_MODE_DOP)
dsdMode = DSD_MODE_OFF;
#endif
#pragma xta endpoint "received_command"
return command;
}
else
{
#if NUM_USB_CHAN_OUT > 0
#pragma loop unroll
for(int i = 0; i < NUM_USB_CHAN_OUT; i++)
{
int tmp = inuint(c_out);
samplesOut[i] = tmp;
}
for(int i = 0; i < NUM_USB_CHAN_OUT; i++)
{
int tmp = inuint(c_out);
samplesOut[i] = tmp;
}
#else
inuint(c_out);
inuint(c_out);
#endif
UserBufferManagement(samplesOut, samplesIn[readBuffNo]);
UserBufferManagement(samplesOut, samplesIn[readBuffNo]);
#if NUM_USB_CHAN_IN > 0
#pragma loop unroll
for(int i = 0; i < NUM_USB_CHAN_IN; i++)
{
outuint(c_out, samplesIn[readBuffNo][i]);
}
for(int i = 0; i < NUM_USB_CHAN_IN; i++)
{
outuint(c_out, samplesIn[readBuffNo][i]);
}
#endif
}
}
else
UserBufferManagement(samplesOut, samplesIn[readBuffNo]);
return 0;
}
#else /* NO_USB */
#pragma unsafe arrays
static inline unsigned DoSampleTransfer(chanend ?c_out, const int readBuffNo, const unsigned underflowWord)
{
UserBufferManagement(samplesOut, samplesIn[readBuffNo]);
return 0;
}
#endif /* NO_USB */
#if (DSD_CHANS_DAC != 0) && (NUM_USB_CHAN_OUT > 0)
/* This function performs the DSD native loop and outputs a 32b DSD stream per loop */
static inline void DoDsdNative(unsigned samplesOut[], unsigned &dsdSample_l, unsigned &dsdSample_r, unsigned divide)
{
/* 8 bits per chan, 1st 1-bit sample in MSB */
dsdSample_l = samplesOut[0];
dsdSample_r = samplesOut[1];
dsdSample_r = bitrev(byterev(dsdSample_r));
dsdSample_l = bitrev(byterev(dsdSample_l));
asm volatile("out res[%0], %1"::"r"(p_dsd_dac[0]),"r"(dsdSample_l));
asm volatile("out res[%0], %1"::"r"(p_dsd_dac[1]),"r"(dsdSample_r));
}
/* This function performs the DOP loop and collects 16b of DSD per loop
and outputs a 32b word into the port buffer every other cycle. */
static inline void DoDsdDop(int &everyOther, unsigned samplesOut[], unsigned &dsdSample_l, unsigned &dsdSample_r, unsigned divide)
{
if(!everyOther)
{
dsdSample_l = ((samplesOut[0] & 0xffff00) << 8);
dsdSample_r = ((samplesOut[1] & 0xffff00) << 8);
everyOther = 1;
}
else
{
everyOther = 0;
dsdSample_l = dsdSample_l | ((samplesOut[0] & 0xffff00) >> 8);
dsdSample_r = dsdSample_r | ((samplesOut[1] & 0xffff00) >> 8);
asm volatile("out res[%0], %1"::"r"(p_dsd_dac[0]),"r"(bitrev(dsdSample_l)));
asm volatile("out res[%0], %1"::"r"(p_dsd_dac[1]),"r"(bitrev(dsdSample_r)));
}
}
/* When DSD is enabled and streaming is standard PCM, this function checks for a series of DoP markers in the upper byte.
If found it will exit deliver() with the command to restart in DoP mode.
When in DoP mode, this function will check for a single absence of the DoP marker and exit deliver() with the command
to restart in I2S mode. */
static inline int DoDsdDopCheck(unsigned &dsdMode, int &dsdCount, unsigned curSamFreq, unsigned samplesOut[], unsigned &dsdMarker)
{
#if (DSD_CHANS_DAC != 0) && (NUM_USB_CHAN_OUT > 0)
/* Check for DSD - note we only move into DoP mode if valid DoP Freq */
/* Currently we only check on channel 0 - we get all 0's on channels without data */
if((dsdMode == DSD_MODE_OFF) && (curSamFreq > 96000))
{
if((DSD_MASK(samplesOut[0]) == dsdMarker) && (DSD_MASK(samplesOut[1]) == dsdMarker))
{
dsdCount++;
dsdMarker ^= DSD_MARKER_XOR;
if(dsdCount == DSD_EN_THRESH)
{
dsdMode = DSD_MODE_DOP;
dsdCount = 0;
dsdMarker = DSD_MARKER_2;
#if (I2S_CHANS_ADC != 0 || I2S_CHANS_DAC != 0)
// Set clocks low
p_lrclk <: 0;
p_bclk <: 0;
#endif
p_dsd_clk <: 0;
return 0;
}
}
else
{
dsdCount = 0;
dsdMarker = DSD_MARKER_2;
}
}
else if(dsdMode == DSD_MODE_DOP)
{
/* If we are running in DOP mode, check if we need to come out */
if((DSD_MASK(samplesOut[0]) != DSD_MARKER_1) && (DSD_MASK(samplesOut[1]) != DSD_MARKER_1))
{
if((DSD_MASK(samplesOut[0]) != DSD_MARKER_2) && (DSD_MASK(samplesOut[1]) != DSD_MARKER_2))
{
dsdMode = DSD_MODE_OFF;
// Set clocks low
#if (I2S_CHANS_ADC != 0 || I2S_CHANS_DAC != 0)
p_lrclk <: 0;
p_bclk <: 0;
#endif
p_dsd_clk <: 0;
return 0;
}
}
}
#endif
return 1;
}
#endif
#if (CODEC_MASTER == 0)
#pragma unsafe arrays
@@ -1363,7 +1253,7 @@ void XUA_AudioHub(chanend ?c_aud, clock ?clk_audio_mclk, clock ?clk_audio_bclk,
}
#endif
/* Handshake back */
#ifndef NO_USB
#if (XUA_USB_EN)
outct(c_aud, XS1_CT_END);
#endif
}
@@ -1436,7 +1326,7 @@ void XUA_AudioHub(chanend ?c_aud, clock ?clk_audio_mclk, clock ?clk_audio_bclk,
p_bclk
);
#ifndef NO_USB
#if (XUA_USB_EN)
if(command == SET_SAMPLE_FREQ)
{
curSamFreq = inuint(c_aud) * AUD_TO_USB_RATIO;
@@ -1482,7 +1372,7 @@ void XUA_AudioHub(chanend ?c_aud, clock ?clk_audio_mclk, clock ?clk_audio_bclk,
}
#endif
#endif /* NO_USB */
#endif /* XUA_USB_EN */
#if (XUA_SPDIF_TX_EN)
/* Notify S/PDIF task of impending new freq... */

4
lib_xua/src/core/buffer/decouple/decouple.xc
View File

@@ -1,5 +1,5 @@
// Copyright (c) 2011-2018, XMOS Ltd, All rights reserved
#ifndef NO_USB
#if XUA_USB_EN
#include <xs1.h>
#include "xua.h"
#include "xc_ptr.h"
@@ -1031,4 +1031,4 @@ void XUA_Buffer_Decouple(chanend c_mix_out
#endif /* NUM_USB_CHAN_IN > 0 */
}
}
#endif /* NO_USB */
#endif /* XUA_USB_EN */

4
lib_xua/src/core/buffer/decouple/get_adc_counts.c
View File

@@ -1,5 +1,5 @@
// Copyright (c) 2011-2018, XMOS Ltd, All rights reserved
#ifndef NO_USB
#if XUA_USB_EN
#include "xud.h"
extern XUD_BusSpeed_t g_curUsbSpeed;
@@ -50,5 +50,5 @@ void GetADCCounts(unsigned samFreq, int *min, int *mid, int *max)
}
}
#endif /* NO_USB */
#endif /* XUA_USB_EN */

4
lib_xua/src/core/buffer/ep/ep_buffer.xc
View File

@@ -1,5 +1,5 @@
// Copyright (c) 2011-2018, XMOS Ltd, All rights reserved
#ifndef NO_USB
#if XUA_USB_EN
#include <xs1.h>
#include <print.h>
@@ -1097,4 +1097,4 @@ void XUA_Buffer_Ep(register chanend c_aud_out,
}
}
#endif /* NO_USB */
#endif /* XUA_USB_EN */

4
lib_xua/src/core/endpoint0/vendorrequests.c
View File

@@ -1,5 +1,5 @@
// Copyright (c) 2016-2018, XMOS Ltd, All rights reserved
#ifndef NO_USB
#if XUA_USB_EN
#include "xud.h"
#include "vendorrequests.h"
@@ -32,4 +32,4 @@ void VendorRequests_Init(VENDOR_REQUESTS_PARAMS_DEC)
}
#endif /* NO_USB */
#endif /* XUA_USB_EN */

4
lib_xua/src/core/endpoint0/xua_endpoint0.c
View File

@@ -10,7 +10,7 @@
#include "xua.h"
#ifndef NO_USB
#if XUA_USB_EN
#include "xud_device.h" /* Standard descriptor requests */
#include "dfu_types.h"
#include "usbaudio20.h" /* Defines from USB Audio 2.0 spec */
@@ -802,4 +802,4 @@ void XUA_Endpoint0(chanend c_ep0_out, chanend c_ep0_in, chanend c_audioControl,
}
}
}
#endif /* NO_USB */
#endif /* XUA_USB_EN*/

2
lib_xua/src/core/endpoint0/xua_ep0_uacreqs.xc
View File

@@ -6,7 +6,7 @@
#include "xua.h"
#ifndef NO_USB
#if XUA_USB_EN
#include <xs1.h>
#include "xud_device.h"
#include "usbaudio20.h"

22
lib_xua/src/core/main.xc
View File

@@ -17,7 +17,7 @@
#include <xscope.h>
#endif
#ifndef NO_USB
#if XUA_USB_EN
#include "xud_device.h" /* XMOS USB Device Layer defines and functions */
#include "xua_endpoint0.h"
#endif
@@ -125,7 +125,7 @@ on tile[AUDIO_IO_TILE] : buffered out port:32 p_bclk = PORT_I2S_BCLK;
on tile[AUDIO_IO_TILE] : in port p_mclk_in = PORT_MCLK_IN;
#ifndef NO_USB
#if XUA_USB_EN
on tile[XUD_TILE] : in port p_for_mclk_count = PORT_MCLK_COUNT;
#endif
@@ -197,7 +197,7 @@ on tile[XUD_TILE] : clock clk_adat_rx = CLKBLK_ADAT_RX;
on tile[AUDIO_IO_TILE] : clock clk_audio_mclk = CLKBLK_MCLK; /* Master clock */
#if(AUDIO_IO_TILE != XUD_TILE) && !defined(NO_USB)
#if(AUDIO_IO_TILE != XUD_TILE) && XUA_USB_EN
/* Separate clock/port for USB feedback calculation */
on tile[XUD_TILE] : clock clk_audio_mclk_usb = CLKBLK_MCLK; /* Master clock */
on tile[XUD_TILE] : in port p_mclk_in_usb = PORT_MCLK_IN_USB;
@@ -224,7 +224,7 @@ on tile [IAP_TILE] : struct r_i2c r_i2c = {PORT_I2C_SCL, PORT_I2C_SDA};
#endif
#endif
#ifndef NO_USB
#if XUA_USB_EN
/* Endpoint type tables for XUD */
XUD_EpType epTypeTableOut[ENDPOINT_COUNT_OUT] = { XUD_EPTYPE_CTL | XUD_STATUS_ENABLE,
XUD_EPTYPE_ISO, /* Audio */
@@ -264,7 +264,7 @@ XUD_EpType epTypeTableIn[ENDPOINT_COUNT_IN] = { XUD_EPTYPE_CTL | XUD_STATUS_ENAB
#endif
#endif
};
#endif /* NO_USB */
#endif /* XUA_USB_EN */
void thread_speed()
{
@@ -285,7 +285,7 @@ void xscope_user_init()
}
#endif
#ifndef NO_USB
#if XUA_USB_EN
/* Core USB Audio functions - must be called on the Tile connected to the USB Phy */
void usb_audio_core(chanend c_mix_out
#ifdef MIDI
@@ -412,7 +412,7 @@ VENDOR_REQUESTS_PARAMS_DEC_
//:
}
}
#endif /* NO_USB */
#endif /* XUA_USB_EN */
void usb_audio_io(chanend ?c_aud_in, chanend ?c_adc,
#if (XUA_SPDIF_TX_EN) && (SPDIF_TX_TILE != AUDIO_IO_TILE)
@@ -512,7 +512,7 @@ void usb_audio_io(chanend ?c_aud_in, chanend ?c_adc,
/* Main for USB Audio Applications */
int main()
{
#if NO_USB
#if !XUA_USB_EN
#define c_mix_out null
#else
chan c_mix_out;
@@ -592,7 +592,7 @@ int main()
DFUHandler(dfuInterface, null);
#endif
#endif
#ifndef NO_USB
#if XUA_USB_EN
usb_audio_core(c_mix_out
#ifdef MIDI
, c_midi
@@ -610,7 +610,7 @@ int main()
VENDOR_REQUESTS_PARAMS_
);
#endif /* NO_USB */
#endif /* XUA_USB_EN */
}
on tile[AUDIO_IO_TILE]:
@@ -695,7 +695,7 @@ int main()
#endif
#ifndef NO_USB
#if XUA_USB_EN
#if (XUD_TILE != 0 ) && (AUDIO_IO_TILE != 0) && (XUA_DFU_EN == 1)
/* Run flash code on its own - hope it gets combined */
//#warning Running DFU flash code on its own

2
lib_xua/src/core/uac_hwresources.h
View File

@@ -3,7 +3,7 @@
#ifndef _UAC_HWRESOURCES_H_
#define _UAC_HWRESOURCES_H_
#ifndef NO_USB
#if XUA_USB_EN
#include "xud.h" /* XMOS USB Device Layer defines and functions */
#endif

2
lib_xua/src/core/warnings.xc
View File

@@ -6,7 +6,7 @@ Warnings relating to configuration defines located in this XC source file rather
#include "xua_conf_full.h"
#ifndef NO_USB
#if XUA_USB_EN
#ifndef DEFAULT_FREQ
#warning DEFAULT_FREQ not defined. Using MIN_FREQ

4
lib_xua/src/core/xuduser/xuduser.c
View File

@@ -1,5 +1,5 @@
// Copyright (c) 2013-2018, XMOS Ltd, All rights reserved
#ifndef NO_USB
#if XUA_USB_EN
#include "xua.h"
#include "hostactive.h"
#include "audiostream.h"
@@ -23,4 +23,4 @@ void XUD_UserResume(void)
UserHostActive(1);
}
}
#endif /* NO_USB */
#endif /* XUA_USB_EN*/