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Send length of buffer to iAP thread.

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Russell Gallop
2011-08-23 17:15:54 +01:00
parent de159ad6bf
commit c82dca2b37
1 changed files with 4 additions and 0 deletions
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4
module_usb_aud_shared/usb_buffer/decouple.xc
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@@ -1212,6 +1212,10 @@ void decouple(chanend c_mix_out,
/* Read length from buffer[0] */ /* Read length from buffer[0] */
read_via_xc_ptr(iap_data_remaining_to_device, iap_from_host_buffer); read_via_xc_ptr(iap_data_remaining_to_device, iap_from_host_buffer);
// Send length first so iAP thread knows how much data to expect
// Don't expect ack from this to make it simpler
outuint(c_iap, iap_data_remaining_to_device);
/* Increment read pointer - buffer[0] is length */ /* Increment read pointer - buffer[0] is length */
iap_from_host_rdptr = iap_from_host_buffer + 4; iap_from_host_rdptr = iap_from_host_buffer + 4;