morgan
/
artiq-zynq
forked from M-Labs/artiq-zynq
1
0
Fork 0
Code Pull Requests Activity

downconn fw: update csr & add doc

This commit is contained in:
morgan 2024-10-28 10:57:21 +08:00
parent cbd3058c83
commit ef5b06b187
1 changed files with 18 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

29
src/libboard_artiq/src/cxp_downconn.rs
View File

@ -24,9 +24,9 @@ pub fn loopback_testing(channel: usize, timer: &mut GlobalTimer, speed: cxp_phys
while (CXP[channel].downconn_rx_ready_read)() != 1 {}
info!("rx ready!");
(CXP[channel].downconn_tx_stb_write)(1);
cxp_proto::downconn_send_test_packet(channel);
// FIXME: why test + trig ack doesn't work well for rx??
cxp_proto::downconn_debug_send_trig_ack(channel);
const DATA_MAXSIZE: usize = 253;
@ -51,17 +51,22 @@ pub fn loopback_testing(channel: usize, timer: &mut GlobalTimer, speed: cxp_phys
.expect("loopback gtx tx error");
timer.delay_us(1000); // wait packet has arrive at RX async fifo
(CXP[channel].downconn_tx_stb_write)(0);
info!("trig ack = {}", (CXP[channel].downconn_trigger_ack_read)());
(CXP[channel].downconn_trigger_ack_write)(1);
info!("after clr trig ack = {}", (CXP[channel].downconn_trigger_ack_read)());
if (CXP[channel].downconn_trigger_ack_read)() == 1 {
(CXP[channel].downconn_trigger_ack_write)(1);
info!("trig ack and cleared");
}
if (CXP[channel].downconn_bootstrap_decoder_err_read)() == 1 {
info!("!!!!!!!DECODER ERROR!!!!!!! and cleared");
(CXP[channel].downconn_bootstrap_decoder_err_write)(1);
}
if (CXP[channel].downconn_bootstrap_test_err_read)() == 1 {
info!("!!!!!!!TEST ERROR!!!!!!! and cleared");
(CXP[channel].downconn_bootstrap_test_err_write)(1);
}
info!(
"decoder error = {}",
(CXP[channel].downconn_bootstrap_decoder_err_read)()
);
info!("test error = {}", (CXP[channel].downconn_bootstrap_test_err_read)());
info!("packet type = {:#06X}", (CXP[channel].downconn_packet_type_read)());
cxp_proto::receive(channel).expect("loopback gtx rx error");
@ -82,6 +87,8 @@ pub fn loopback_testing(channel: usize, timer: &mut GlobalTimer, speed: cxp_phys
break;
}
}
cxp_proto::print_packetu32(&pak_arr, &k_arr);
info!("rx ready = {}", (CXP[channel].downconn_rx_ready_read)());
// cxp_proto::print_packetu32(&pak_arr, &k_arr);
}
}