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FMC TDC 1ns 5cha - Software
Commit 144a8bcf authored by Federico Vaga's avatar Federico Vaga
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kernel: add global time stamp counter 

Signed-off-by: Federico Vaga's avatarFederico Vaga <federico.vaga@cern.ch>
parent 5d66f6d1
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Showing with 5 additions and 1 deletion
kernel/fmc-tdc.h
View file @ 144a8bcf
...@@ -112,6 +112,7 @@ struct ft_wr_timestamp { ...@@ -112,6 +112,7 @@ struct ft_wr_timestamp {
uint32_t coarse; uint32_t coarse;
uint32_t frac; uint32_t frac;
int seq_id; int seq_id;
int gseq_id;
int channel; int channel;
}; };
...@@ -163,6 +164,8 @@ struct fmctdc_dev { ...@@ -163,6 +164,8 @@ struct fmctdc_dev {
int wr_mode; int wr_mode;
/* hardware buffer pointers / dacapo regs */ /* hardware buffer pointers / dacapo regs */
uint32_t cur_wr_ptr, prev_wr_ptr; uint32_t cur_wr_ptr, prev_wr_ptr;
uint64_t sequence; /**< Board time-stamp sequence number */
}; };
extern struct ft_carrier_specific ft_carrier_spec; extern struct ft_carrier_specific ft_carrier_spec;
......
kernel/ft-core.c
View file @ 144a8bcf
...@@ -289,6 +289,7 @@ int ft_probe(struct fmc_device *fmc) ...@@ -289,6 +289,7 @@ int ft_probe(struct fmc_device *fmc)
ft_enable_acquisition(ft, 1); ft_enable_acquisition(ft, 1);
ft->initialized = 1; ft->initialized = 1;
ft->sequence = 0;
return 0; return 0;
err: err:
......
kernel/ft-irq.c
View file @ 144a8bcf
...@@ -179,11 +179,11 @@ static inline void process_timestamp(struct fmctdc_dev *ft, ...@@ -179,11 +179,11 @@ static inline void process_timestamp(struct fmctdc_dev *ft,
if (st->user_offset) if (st->user_offset)
ft_ts_apply_offset(&ts, st->user_offset); ft_ts_apply_offset(&ts, st->user_offset);
ts.gseq_id = ft->sequence++;
/* Got a dacapo flag? make a gap in the sequence ID to indicate /* Got a dacapo flag? make a gap in the sequence ID to indicate
an unknown loss of timestamps */ an unknown loss of timestamps */
ts.seq_id = st->cur_seq_id++; ts.seq_id = st->cur_seq_id++;
if (dacapo_flag) { if (dacapo_flag) {
ts.seq_id++; ts.seq_id++;
st->cur_seq_id++; st->cur_seq_id++;
......
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