mirror of https://github.com/m-labs/artiq.git
41 lines
1.1 KiB
C
41 lines
1.1 KiB
C
#ifndef __RTIO_H
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#define __RTIO_H
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#include <generated/csr.h>
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#include "artiq_personality.h"
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#define RTIO_O_STATUS_FULL 1
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#define RTIO_O_STATUS_UNDERFLOW 2
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#define RTIO_O_STATUS_SEQUENCE_ERROR 4
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#define RTIO_I_STATUS_EMPTY 1
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#define RTIO_I_STATUS_OVERFLOW 2
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void rtio_init(void);
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long long int rtio_get_counter(void);
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static inline void rtio_write_and_process_status(long long int timestamp, int channel)
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{
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int status;
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rtio_o_we_write(1);
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status = rtio_o_status_read();
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if(status) {
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if(status & RTIO_O_STATUS_FULL)
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while(rtio_o_status_read() & RTIO_O_STATUS_FULL);
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if(status & RTIO_O_STATUS_UNDERFLOW) {
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rtio_o_underflow_reset_write(1);
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artiq_raise_from_c("RTIOUnderflow",
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"RTIO underflow at {0}mu, channel {1}, counter {2}",
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timestamp, channel, rtio_get_counter());
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}
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if(status & RTIO_O_STATUS_SEQUENCE_ERROR) {
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rtio_o_sequence_error_reset_write(1);
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artiq_raise_from_c("RTIOSequenceError",
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"RTIO sequence error at {0}mu, channel {1}",
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timestamp, channel, 0);
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}
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}
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}
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#endif /* __RTIO_H */
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