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Manually applied XS2 DSD fix - could not easily cherry pick due to conflicts

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xross
2018-01-08 11:58:19 +00:00
parent 9a55664082
commit 1324d33fdf
1 changed files with 18 additions and 15 deletions
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33
lib_xua/src/core/audiohub/xua_audiohub.xc
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@@ -588,12 +588,13 @@ unsigned static deliver(chanend ?c_out, chanend ?c_spd_out
dsdSample_r = bitrev(byterev(dsdSample_r));
dsdSample_l = bitrev(byterev(dsdSample_l));
/* Output DSD data to ports then 32 clocks */
/* Output DSD data to ports (then 32 clocks if we don't have the HW clock divider of X200 */
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));
#ifndef __XS2A__
switch (divide)
{
case 4:
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));
p_dsd_clk <: 0xCCCCCCCC;
p_dsd_clk <: 0xCCCCCCCC;
p_dsd_clk <: 0xCCCCCCCC;
@@ -601,16 +602,13 @@ unsigned static deliver(chanend ?c_out, chanend ?c_spd_out
break;
case 2:
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));
p_dsd_clk <: 0xAAAAAAAA;
p_dsd_clk <: 0xAAAAAAAA;
break;
default:
/* Do some clocks anyway - this will stop us interrupting decouple too much */
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));
/* (And stop the data outputs above pausing forever) */
p_dsd_clk <: 0xF0F0F0F0;
p_dsd_clk <: 0xF0F0F0F0;
p_dsd_clk <: 0xF0F0F0F0;
@@ -621,7 +619,7 @@ unsigned static deliver(chanend ?c_out, chanend ?c_spd_out
p_dsd_clk <: 0xF0F0F0F0;
break;
}
#endif /* __XS2A__ */
}
else if(dsdMode == DSD_MODE_DOP)
{
@@ -632,24 +630,26 @@ unsigned static deliver(chanend ?c_out, chanend ?c_spd_out
everyOther = 1;
#ifndef __XS2A__
switch (divide)
{
case 8:
p_dsd_clk <: 0xF0F0F0F0;
p_dsd_clk <: 0xF0F0F0F0;
p_dsd_clk <: 0xF0F0F0F0;
p_dsd_clk <: 0xF0F0F0F0;
p_dsd_clk <: 0xF0F0F0F0;
p_dsd_clk <: 0xF0F0F0F0;
p_dsd_clk <: 0xF0F0F0F0;
p_dsd_clk <: 0xF0F0F0F0;
break;
case 4:
p_dsd_clk <: 0xCCCCCCCC;
p_dsd_clk <: 0xCCCCCCCC;
p_dsd_clk <: 0xCCCCCCCC;
p_dsd_clk <: 0xCCCCCCCC;
break;
case 2:
p_dsd_clk <: 0xAAAAAAAA;
p_dsd_clk <: 0xAAAAAAAA;
break;
}
#endif
}
else // everyOther
{
@@ -662,6 +662,8 @@ unsigned static deliver(chanend ?c_out, chanend ?c_spd_out
//p_dsd_dac[1] <: bitrev(dsdSample_r);
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)));
#ifndef __XS2A__
switch (divide)
{
case 8:
@@ -679,6 +681,7 @@ unsigned static deliver(chanend ?c_out, chanend ?c_spd_out
case 2:
p_dsd_clk <: 0xAAAAAAAA;
break;
#endif
}
}