dengweijie/lib_xua
1
0
Fork 0
forked from PAWPAW-Mirror/lib_xua
Code Pull Requests Activity

Copy across from apps_usb_aud_shared

Browse Source
This commit is contained in:
Russell Gallop
2011-07-08 15:12:28 +01:00
parent 0235ee8dcc
commit 7bc53853c4
14 changed files with 248 additions and 305 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
module_usb_aud_shared/usb_buffer/usb_buffer.xc
View File

@@ -73,7 +73,7 @@ extern unsigned g_numUsbChanIn;
void buffer(register chanend c_aud_out, register chanend c_aud_in, chanend c_aud_fb,
chanend c_midi_from_host,
chanend c_midi_to_host,
chanend c_int, chanend c_sof,
chanend ?c_int, chanend c_sof,
chanend c_aud_ctl,
in port p_off_mclk
)
@@ -85,7 +85,9 @@ void buffer(register chanend c_aud_out, register chanend c_aud_in, chanend c_aud
XUD_ep ep_midi_from_host = XUD_Init_Ep(c_midi_from_host);
XUD_ep ep_midi_to_host = XUD_Init_Ep(c_midi_to_host);
#endif
#if defined(SPDIF_RX) || defined(ADAT_RX)
XUD_ep ep_int = XUD_Init_Ep(c_int);
#endif
unsigned datalength;
unsigned tmp;
@@ -116,7 +118,9 @@ void buffer(register chanend c_aud_out, register chanend c_aud_in, chanend c_aud
set_thread_fast_mode_on();
#if defined(SPDIF_RX) || defined(ADAT_RX)
asm("stw %0, dp[int_usb_ep]"::"r"(ep_int));
#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));
asm("stw %0, dp[buffer_aud_ctl_chan]"::"r"(c_aud_ctl));
@@ -195,6 +199,7 @@ void buffer(register chanend c_aud_out, register chanend c_aud_in, chanend c_aud
/* Wait for response from XUD and service relevant EP */
select
{
#if defined(SPDIF_RX) || defined(ADAT_RX)
/* Interrupt EP, send back interrupt data. Note, request made from decouple */
case inuint_byref(c_int, tmp):
{
@@ -221,6 +226,7 @@ void buffer(register chanend c_aud_out, register chanend c_aud_in, chanend c_aud
XUD_SetNotReady(ep_int);
break;
}
#endif
/* Sample Freq our chan count update from ep 0 */
case inuint_byref(c_aud_ctl, tmp):