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comparison sw/sniff-rx/byteproc.c @ 46:43f678895a3a

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simtrace3-sniff-rx: add some annotations to output
author Mychaela Falconia <falcon@freecalypso.org>
date Thu, 31 Aug 2023 10:01:40 +0000
parents b112c2df6c43
children
comparison
equal deleted inserted replaced
45:b0524d1dc6ef 46:43f678895a3a
13 extern struct timeval curtime; 13 extern struct timeval curtime;
14 extern struct tm *cur_tm; 14 extern struct tm *cur_tm;
15 15
16 static int byte_pending_flag, byte_pending_val; 16 static int byte_pending_flag, byte_pending_val;
17 17
18 static void
19 annotate(new_byte)
20 {
21 if (new_byte & 0x80) {
22 fprintf(main_outf, " RST %s", new_byte & 0x40 ? "high" : "low");
23 return;
24 }
25 switch (new_byte & 0x18) {
26 case 0x08:
27 fputs(" PPS1", main_outf);
28 return;
29 case 0x10:
30 fputs(" PPS spenh trigger", main_outf);
31 return;
32 case 0x18:
33 fputs(" Bad PPS catcher bits!", main_outf);
34 return;
35 }
36 }
37
18 void 38 void
19 rx_byte_in(new_byte) 39 rx_byte_in(new_byte)
20 { 40 {
21 if (!byte_pending_flag) { 41 if (!byte_pending_flag) {
22 byte_pending_flag = 1; 42 byte_pending_flag = 1;
23 byte_pending_val = new_byte; 43 byte_pending_val = new_byte;
24 return; 44 return;
25 } 45 }
26 /* received complete 2-byte message from the FPGA */ 46 /* received complete 2-byte message from the FPGA */
27 fprintf(main_outf, "[%02d:%02d:%02d.%06u] %02X%02X\n", cur_tm->tm_hour, 47 fprintf(main_outf, "[%02d:%02d:%02d.%06u] %02X%02X", cur_tm->tm_hour,
28 cur_tm->tm_min, cur_tm->tm_sec, (unsigned) curtime.tv_usec, 48 cur_tm->tm_min, cur_tm->tm_sec, (unsigned) curtime.tv_usec,
29 new_byte, byte_pending_val); 49 new_byte, byte_pending_val);
50 annotate(new_byte);
51 putc('\n', main_outf);
30 byte_pending_flag = 0; 52 byte_pending_flag = 0;
31 if (logfile_flag && (new_byte & 0x80)) 53 if (logfile_flag && (new_byte & 0x80))
32 printf("SIM RST is %s\n", new_byte & 0x40 ? "high" : "low"); 54 printf("SIM RST is %s\n", new_byte & 0x40 ? "high" : "low");
33 } 55 }
34 56