FreeCalypso > hg > freecalypso-tools

annotate target-utils/simagent/spenh.c @ 840:25a182bc031b

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rvinterf/include/audio.h: create interface definitions
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 31 Jul 2021 07:33:58 +0000
parents b761029f9c03
children
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1 #include <sys/types.h>
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2 #include <strings.h>
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3 #include "types.h"
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4 #include "simregs.h"
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5
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6 extern int sim_if_state;
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7 extern u16 conf1_reg;
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8
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9 const u8 pts_for_spenh[4] = {0xFF, 0x10, 0x94, 0x7B};
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10
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11 void
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12 cmd_spenh()
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13 {
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14 int rc;
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15 unsigned count;
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16
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17 if (sim_if_state != 2) {
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18 printf("ERROR: SIM interface is not up\n");
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19 return;
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20 }
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21 if (conf1_reg & SIM_CONF1_ETU) {
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22 printf("ERROR: speed enhancement is already on\n");
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23 return;
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24 }
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25 rc = flush_rx_fifo();
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26 if (rc < 0)
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27 return;
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28 rc = send_to_sim(pts_for_spenh, 4);
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29 if (rc < 0)
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30 return;
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31 for (count = 0; count < 4; count++) {
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32 rc = rx_sim_byte_hl();
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33 if (rc < 0)
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34 return;
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35 if (rc != pts_for_spenh[count]) {
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36 printf("ERROR: PTS response does not match request\n");
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37 return;
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38 }
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39 }
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40 SIMREGS.conf1 = conf1_reg |= SIM_CONF1_ETU;
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41 }
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42
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43 void
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44 cmd_set_spenh(argbulk)
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45 char *argbulk;
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46 {
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47 char *argv[2];
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48
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49 if (parse_args(argbulk, 1, 1, argv, 0) < 0)
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50 return;
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51 if (!strcmp(argv[0], "0"))
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52 SIMREGS.conf1 = conf1_reg &= ~SIM_CONF1_ETU;
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53 else if (!strcmp(argv[0], "1"))
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54 SIMREGS.conf1 = conf1_reg |= SIM_CONF1_ETU;
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55 else
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56 printf("ERROR: \"0\" or \"1\" argument expected\n");
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57 }