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Removed iAP code from usb_buffer for release (non-functional anyway..)

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This commit is contained in:
Ross Owen
2012-11-16 16:48:23 +00:00
parent fdc907cd45
commit 749230620b
1 changed files with 4 additions and 97 deletions
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101
module_usb_audio/usb_buffer/usb_buffer.xc
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@@ -580,109 +580,16 @@ void buffer(register chanend c_aud_out, register chanend c_aud_in, chanend c_aud
#endif
#ifdef IAP
//case testct_byref(c_iap_from_host, tmp):
#error IAP NOT SUPPORTED IN THIS RELEASE!!
/* IAP OUT from host */
case XUD_GetData_Select(c_iap_from_host, ep_iap_from_host, tmp):
{asm("#iap h->d");
#if 0
if (tmp) {
// Is a control token, not expected
} else {
// Not a control token so is data
/* Get buffer data from host - IAP OUT from host always into a single buffer */
xc_ptr p = iap_from_host_buffer + 4;
xc_ptr p0 = p;
int tail;
inuint(c_iap_from_host); // And discard
while (!testct(c_iap_from_host))
{
unsigned int datum = inuint(c_iap_from_host);
write_via_xc_ptr(p, datum);
p += 4;
}
tail = inct(c_iap_from_host);
datalength = p - p0;// - 4;
switch (tail)
{
case 10:
// the tail is 0 which means
datalength -= 6;
break;
case 11:
// the tail is 1 which means
datalength -= 5;
break;
case 12:
// the tail is 2 which means
datalength -= 4;
break;
case 13:
// the tail is 3 which means
datalength -= 3;
break;
default:
break;
}
// XUD_SetNotReady(ep_iap_from_host);
#endif
//write_via_xc_ptr(iap_from_host_buffer, datalength);
/* release the buffer */
//SET_SHARED_GLOBAL(g_iap_from_host_flag, 1);
}
asm("#iap h->d");
break;
/* IAP IN to host */
case testct_byref(c_iap_to_host, tmp):
asm("#iap d->h");
if (tmp)
{
// Is a control token so reset
XUD_ResetDrain(c_iap_to_host);
XUD_ResetDrain(c_iap_to_host_int);
XUD_GetBusSpeed(c_iap_to_host);
XUD_GetBusSpeed(c_iap_to_host_int);
//XUD_SetNotReady(ep_iap_to_host);
//XUD_SetNotReady(ep_iap_to_host_int);
} else {
inuint(c_iap_to_host); // And discard
// fill in the data
//XUD_SetData_Inline(ep_iap_to_host, c_iap_to_host);
//XUD_SetNotReady(ep_iap_to_host);
// ack the decouple thread to say it has been sent to host
//SET_SHARED_GLOBAL(g_iap_to_host_flag, 1);
//swap(iap_to_host_buffer, iap_to_host_waiting_buffer);
}
break;
/* IAP interrupt IN to host */
case testct_byref(c_iap_to_host_int, tmp):
asm("#iap interrupt d->h");
if (tmp)
{
// Is a control token so reset
XUD_ResetDrain(c_iap_to_host);
XUD_ResetDrain(c_iap_to_host_int);
XUD_GetBusSpeed(c_iap_to_host);
XUD_GetBusSpeed(c_iap_to_host_int);
//XUD_SetNotReady(ep_iap_to_host);
//XUD_SetNotReady(ep_iap_to_host_int);
}
else
{
inuint(c_iap_to_host_int); // And discard
// fill in the data
// XUD_SetData_Inline(ep_iap_to_host_int, c_iap_to_host_int);
//XUD_SetNotReady(ep_iap_to_host_int);
// Don't need to handle data here as always ZLP
}
break;
break;
#endif
#ifdef HID_CONTROLS