NAME
dacs_test
- Test if communication
operations have finished on this DE so the parameters can be changed or reused.
SYNOPSIS
DACS_ERR_T
dacs_test ( dacs_wid _t wid )
| Call parameter |
|
| wid |
A communication wait identifier |
DESCRIPTION
The dacs_test service
checks the data transfers for the given communication wait identifier and
returns their status.
RETURN VALUE
The
dacs_test service
returns an error indicator defined as:
- DACS_WID_READY: all data transfers have completed.
- DACS_WID_BUSY: one or more data transfers have not completed.
- DACS_ERR_WID_NOT_ACTIVE:
there are no outstanding transfers to test.
- DACS_ERR_INVALID_WID: the specified wait identifier is
invalid.
- DACS_ERR_BYTESWAP_MISMATCH: the Little-endian / Big-endian
architectures at the ends of the transfer are incompatible.
- DACS_ERR_BUF_OVERFLOW: the
data to be transferred is too large for the receive buffer.