FreeCalypso > hg > freecalypso-tools
view rvinterf/etmsync/l1tmcmd.c @ 407:19e5a3e2f9c0
fcup-settime: moved time() retrieval a little closer to the output
A fundamental problem with all simple time transfer tools is that there is
always some delay between the time retrieval on the source system and that
transmitted time being set on the destination, and the resulting time
on the destination system is off by that delay amount. This delay cannot
be fully eliminated when working in a simple environment like ours,
but we should make our best effort to minimize it. In the present case,
moving the atinterf_init() call before the time() retrieval should make
a teensy-tiny improvement.
author | Mychaela Falconia <falcon@freecalypso.org> |
---|---|
date | Sat, 11 Aug 2018 21:52:17 +0000 |
parents | dd97e75620a7 |
children | 4694c7686ccd |
line wrap: on
line source
/* * This module contains the user command wrappers around the functions * in the l1tmops.c module. */ #include <sys/types.h> #include <ctype.h> #include <stdio.h> #include <string.h> #include <strings.h> #include <stdlib.h> #include "pktmux.h" #include "limits.h" #include "localtypes.h" #include "tm3.h" #include "l1tm.h" #include "exitcodes.h" extern void write_afcparams_table(); extern void write_agcwords_table(); extern void write_agcglobals_table(); extern void write_il2agc_table(); extern void write_tx_ramps_table(); extern void write_tx_levels_table(); extern void write_tx_calchan_table(); extern void write_tx_caltemp_table(); extern void write_rx_calchan_table(); extern void write_rx_caltemp_table(); extern void write_rx_agcparams_table(); cmd_tms(argc, argv) char **argv; { u16 arg; arg = strtoul(argv[1], 0, 0); return do_tms(arg); } static is_num_string(argstr) char *argstr; { char *cp = argstr; if (!isdigit(*cp++)) return(0); while (*cp) { if (!isdigit(*cp++)) return(0); } return(1); } struct kwtab { char *kw; int val; }; static keyword_or_num(argstr, kwtab, valp) char *argstr; struct kwtab *kwtab; u16 *valp; { struct kwtab *tp; if (is_num_string(argstr)) { *valp = atoi(argstr); return(0); } for (tp = kwtab; tp->kw; tp++) { if (!strcmp(tp->kw, argstr)) { *valp = tp->val; return(0); } } printf("error: non-numeric argument not understood\n"); return(ERROR_USAGE); } static struct kwtab rf_param_arg[] = { {"bcch-arfcn", BCCH_ARFCN}, {"tch-arfcn", TCH_ARFCN}, {"mon-arfcn", MON_ARFCN}, {"pdtch-arfcn", PDTCH_ARFCN}, {"std-band", STD_BAND_FLAG}, {"afc-enable", AFC_ENA_FLAG}, {"afc-dac-val", AFC_DAC_VALUE}, {"init-afc-dac", INITIAL_AFC_DAC}, {"multislot-class", MULTISLOT_CLASS}, {0, 0} }; cmd_rfpw2(argc, argv) char **argv; { u16 index, value; if (keyword_or_num(argv[1], rf_param_arg, &index)) return(ERROR_USAGE); value = strtol(argv[2], 0, 0); return do_rfpw(index, value); } cmd_rfpw3(argc, argv) char **argv; { u16 index; u8 val1, val2; if (keyword_or_num(argv[1], rf_param_arg, &index)) return(ERROR_USAGE); val1 = strtoul(argv[2], 0, 0); val2 = strtoul(argv[3], 0, 0); return do_rfpw(index, (val2 << 8) | val1); } cmd_rfpw(argc, argv) char **argv; { switch (argc) { case 3: return cmd_rfpw2(argc, argv); case 4: return cmd_rfpw3(argc, argv); default: fprintf(stderr, "BUG: wrong argc in cmd_rfpw()\n"); return(ERROR_BUG); } } cmd_rfpr(argc, argv) char **argv; { u16 index, val; int rc; if (keyword_or_num(argv[1], rf_param_arg, &index)) return(ERROR_USAGE); rc = do_rfpr(index, &val); if (rc) return(rc); if (val >= 0x8000) printf("read value: 0x%04X (%u or %d)\n", val, val, (int)val - 65536); else printf("read value: 0x%04X (%u)\n", val, val); return(0); } static struct kwtab rf_table_arg[] = { {"rx-agc-table", RX_AGC_TABLE}, {"afcparams", AFC_PARAMS}, {"rx-agc-global-params", RX_AGC_GLOBAL_PARAMS}, {"rx-il2agc-max", RX_IL_2_AGC_MAX}, {"rx-il2agc-pwr", RX_IL_2_AGC_PWR}, {"rx-il2agc-av", RX_IL_2_AGC_AV}, {"tx-levels", TX_LEVELS}, {"tx-calchan", TX_CAL_CHAN}, {"tx-caltemp", TX_CAL_TEMP}, {"rx-calchan", RX_CAL_CHAN}, {"rx-caltemp", RX_CAL_TEMP}, {"rx-agcparams", RX_AGC_PARAMS}, {0, 0} }; static struct table_map { int index; int size; void (*func)(); } table_map[] = { {RX_AGC_TABLE, 40, write_agcwords_table}, {AFC_PARAMS, 24, write_afcparams_table}, {RX_AGC_GLOBAL_PARAMS, 8, write_agcglobals_table}, {RX_IL_2_AGC_MAX, 121, write_il2agc_table}, {RX_IL_2_AGC_PWR, 121, write_il2agc_table}, {RX_IL_2_AGC_AV, 121, write_il2agc_table}, {TX_LEVELS, 128, write_tx_levels_table}, {TX_CAL_CHAN, 128, write_tx_calchan_table}, {TX_CAL_TEMP, 40, write_tx_caltemp_table}, {RX_CAL_CHAN, 40, write_rx_calchan_table}, {RX_CAL_TEMP, 44, write_rx_caltemp_table}, {RX_AGC_PARAMS, 8, write_rx_agcparams_table}, {0, 0, 0} }; cmd_rftr(argc, argv) char **argv; { u16 index; struct table_map *tp; u_char table_data[MAX_RF_TABLE_SIZE]; int rc; FILE *of; if (keyword_or_num(argv[1], rf_table_arg, &index)) return(ERROR_USAGE); for (tp = table_map; tp->index; tp++) { if (tp->index == index) break; } if (!tp->index) { printf("error: table index %u not supported, use fc-tmsh\n", index); return(ERROR_USAGE); } rc = do_rftr(index, table_data, tp->size); if (rc) return(rc); if (argv[2]) { of = fopen(argv[2], "w"); if (!of) { perror(argv[2]); return(ERROR_UNIX); } tp->func(table_data, of); fclose(of); } else tp->func(table_data, stdout); return(0); } cmd_ttr(argc, argv) char **argv; { unsigned index; u_char ramp_data[32]; int rc; index = strtoul(argv[1], 0, 0); if (index >= 16) { printf("error: index out of range\n"); return(ERROR_USAGE); } rc = do_ttr(index, ramp_data); if (rc) return(rc); write_tx_ramp(ramp_data, stdout); return(0); } cmd_ttr_all(argc, argv) char **argv; { u_char table[512]; int rc, i; FILE *of; for (i = 0; i < 16; i++) { rc = do_ttr(i, table + i * 32); if (rc) return(rc); } of = fopen(argv[1], "w"); if (!of) { perror(argv[1]); return(ERROR_UNIX); } write_tx_ramps_table(table, of); fclose(of); return(0); }