FreeCalypso > hg > freecalypso-sw

annotate rvinterf/asyncshell/at.c @ 992:a7b0b426f9ca

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target-utils: boot ROM UART autodetection revamped The new implementation should work with both the familiar Calypso C035 boot ROM version found in our regular targets as well as the older Calypso F741979B version found on the vintage D-Sample board.
author Mychaela Falconia <falcon@ivan.Harhan.ORG>
date Wed, 30 Dec 2015 21:28:41 +0000
parents 4661b84260a0
children
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879
4661b84260a0 fc-shell: AT-over-RVTMUX command sending implemented
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1 /*
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2 * Functions for the AT-over-RVTMUX interface
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3 */
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4
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5 #include <sys/types.h>
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6 #include <stdio.h>
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7 #include <ctype.h>
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8 #include <string.h>
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9 #include <strings.h>
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10 #include <stdlib.h>
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11 #include "pktmux.h"
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12 #include "limits.h"
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13
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14 send_string_to_ati(str)
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15 char *str;
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16 {
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17 unsigned len;
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18 u_char sendpkt[MAX_PKT_TO_TARGET+1];
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19
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20 len = strlen(str);
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21 if (len + 1 > MAX_PKT_TO_TARGET) {
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22 printf("error: max pkt to target limit exceeded\n");
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23 return(1);
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24 }
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25 /* fill out the packet */
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26 sendpkt[0] = RVT_AT_HEADER;
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27 strcpy(sendpkt + 1, str);
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28 /* send it! */
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29 send_pkt_to_target(sendpkt, len + 1);
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30 return(0);
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31 }
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32
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33 void
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34 cmd_sendat(arg)
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35 char *arg;
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36 {
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37 while (isspace(*arg))
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38 arg++;
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39 if (!*arg) {
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40 printf("error: missing string argument\n");
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41 return;
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42 }
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43 ati_rx_control(1);
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44 send_string_to_ati(arg);
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45 }