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XUA_AudioHub() no longer pars S/PDIF transmitter task and always takes a channend for S/PDIF tx data (when enabled). I2S clock ports to XUA_AudioHub now nullable - and not used if I2S not enabled!

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AN00247 code now builds and runs (and plays!)
This commit is contained in:
xross
2018-03-29 13:50:22 +01:00
parent c4d2462c98
commit 2197cbdef6
4 changed files with 16 additions and 35 deletions
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4
examples/AN00247_xua_example_spdif_tx/README.rst
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@@ -1,6 +1,6 @@
Simple USB Audio Device using lib_xua
=====================================
Using lib_xua with lib_spdif (transmit)
=======================================
.. version:: 0.1.0

2
examples/AN00247_xua_example_spdif_tx/src/app_xua_simple.xc
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@@ -19,7 +19,7 @@
#include "spdif.h"
/* Lib_spdif port declarations. Note, the defines come from the xn file */
buffered out port:32 p_spdif_tx2 = PORT_SPDIF_OUT; /* SPDIF transmit port */
buffered out port:32 p_spdif_tx2 = PORT_SPDIF_OUT; /* SPDIF transmit port */
/* Lib_xua port declarations. Note, the defines come from the xn file */
in port p_mclk_in = PORT_MCLK_IN; /* Master clock for the audio IO tile */

2
lib_xua/api/xua_audiohub.h
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@@ -43,7 +43,7 @@ void XUA_AudioHub(chanend ?c_aud,
buffered _XUA_CLK_DIR port:32 ?p_bclk,
buffered out port:32 (&?p_i2s_dac)[I2S_WIRES_DAC],
buffered in port:32 (&?p_i2s_adc)[I2S_WIRES_ADC]
#if (XUA_SPDIF_TX_EN) && (SPDIF_TX_TILE != AUDIO_IO_TILE)
#if (XUA_SPDIF_TX_EN) //&& (SPDIF_TX_TILE != AUDIO_IO_TILE)
, chanend c_spdif_tx
#endif
#if((SPDIF_RX) || (ADAT_RX))

43
lib_xua/src/core/audiohub/xua_audiohub.xc
View File

@@ -62,15 +62,11 @@ static unsigned samplesIn[2][MAX(NUM_USB_CHAN_IN, IN_CHAN_COUNT)];
#pragma xta command "set required - 2000 ns"
#endif
#if (XUA_SPDIF_TX_EN)
extern buffered out port:32 p_spdif_tx;
#endif
#ifdef ADAT_TX
extern buffered out port:32 p_adat_tx;
#endif
#if XUA_SPDIF_TX_EN || defined(ADAT_TX)
#if defined(ADAT_TX)
extern clock clk_mst_spd;
#endif
@@ -222,8 +218,8 @@ unsigned static AudioHub_MainLoop(chanend ?c_out, chanend ?c_spd_out
#if (NUM_PDM_MICS > 0)
, chanend c_pdm_pcm
#endif
, buffered _XUA_CLK_DIR port:32 p_lrclk,
buffered _XUA_CLK_DIR port:32 p_bclk,
, buffered _XUA_CLK_DIR port:32 ?p_lrclk,
buffered _XUA_CLK_DIR port:32 ?p_bclk,
buffered out port:32 (&?p_i2s_dac)[I2S_WIRES_DAC],
buffered in port:32 (&?p_i2s_adc)[I2S_WIRES_ADC]
)
@@ -317,11 +313,14 @@ unsigned static AudioHub_MainLoop(chanend ?c_out, chanend ?c_spd_out
{
unsigned syncError = 0;
if ((I2S_CHANS_DAC > 0 || I2S_CHANS_ADC > 0))
{
#if CODEC_MASTER
InitPorts_slave(divide, p_lrclk, p_bclk, p_i2s_dac, p_i2s_adc);
InitPorts_slave(divide, p_lrclk, p_bclk, p_i2s_dac, p_i2s_adc);
#else
InitPorts_master(divide, p_lrclk, p_bclk, p_i2s_dac, p_i2s_adc);
InitPorts_master(divide, p_lrclk, p_bclk, p_i2s_dac, p_i2s_adc);
#endif
}
/* Note we always expect syncError to be 0 when we are master */
while(!syncError)
@@ -590,7 +589,7 @@ unsigned static AudioHub_MainLoop(chanend ?c_out, chanend ?c_spd_out
return 0;
}
#if 0
#if (XUA_SPDIF_TX_EN) && (SPDIF_TX_TILE != AUDIO_IO_TILE)
void SpdifTxWrapper(chanend c_spdif_tx)
{
@@ -611,6 +610,7 @@ void SpdifTxWrapper(chanend c_spdif_tx)
}
}
#endif
#endif
#if XUA_DFU_EN
[[distributable]]
@@ -686,7 +686,7 @@ void XUA_AudioHub(chanend ?c_aud, clock ?clk_audio_mclk, clock ?clk_audio_bclk,
buffered _XUA_CLK_DIR port:32 ?p_bclk,
buffered out port:32 (&?p_i2s_dac)[I2S_WIRES_DAC],
buffered in port:32 (&?p_i2s_adc)[I2S_WIRES_ADC]
#if (XUA_SPDIF_TX_EN) && (SPDIF_TX_TILE != AUDIO_IO_TILE)
#if (XUA_SPDIF_TX_EN) //&& (SPDIF_TX_TILE != AUDIO_IO_TILE)
, chanend c_spdif_out
#endif
#if ((ADAT_RX == 1) || (SPDIF_RX == 1))
@@ -700,9 +700,6 @@ void XUA_AudioHub(chanend ?c_aud, clock ?clk_audio_mclk, clock ?clk_audio_bclk,
#endif
)
{
#if (XUA_SPDIF_TX_EN) && (SPDIF_TX_TILE == AUDIO_IO_TILE)
chan c_spdif_out;
#endif
#ifdef ADAT_TX
chan c_adat_out;
unsigned adatSmuxMode = 0;
@@ -742,11 +739,6 @@ void XUA_AudioHub(chanend ?c_aud, clock ?clk_audio_mclk, clock ?clk_audio_bclk,
#endif
#endif
/* Configure ADAT/SPDIF tx ports */
#if (XUA_SPDIF_TX_EN) && (SPDIF_TX_TILE == AUDIO_IO_TILE)
spdif_tx_port_config(p_spdif_tx, clk_mst_spd, p_mclk_in, 7);
#endif
/* Perform required CODEC/ADC/DAC initialisation */
AudioHwInit();
@@ -890,13 +882,6 @@ void XUA_AudioHub(chanend ?c_aud, clock ?clk_audio_mclk, clock ?clk_audio_bclk,
par
{
#if (XUA_SPDIF_TX_EN) && (SPDIF_TX_TILE == AUDIO_IO_TILE)
{
set_thread_fast_mode_on();
spdif_tx(p_spdif_tx, c_spdif_out);
}
#endif
#ifdef ADAT_TX
{
set_thread_fast_mode_on();
@@ -906,6 +891,7 @@ void XUA_AudioHub(chanend ?c_aud, clock ?clk_audio_mclk, clock ?clk_audio_bclk,
{
#if (XUA_SPDIF_TX_EN)
/* Communicate master clock and sample freq to S/PDIF thread */
outct(c_spdif_out, XS1_CT_END);
outuint(c_spdif_out, curSamFreq);
outuint(c_spdif_out, mClk);
#endif
@@ -996,11 +982,6 @@ void XUA_AudioHub(chanend ?c_aud, clock ?clk_audio_mclk, clock ?clk_audio_bclk,
#endif /* XUA_USB_EN */
#if (XUA_SPDIF_TX_EN)
/* Notify S/PDIF task of impending new freq... */
outct(c_spdif_out, XS1_CT_END);
#endif
#if NUM_PDM_MICS > 0
c_pdm_in <: 0;
#endif