mirror of https://gerrit.osmocom.org/simtrace2
87 lines
2.0 KiB
C
87 lines
2.0 KiB
C
/* Code to switch between local (physical) and remote (emulated) SIM
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*
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* (C) 2015-2017 by Harald Welte <hwelte@hmw-consulting.de>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include "board.h"
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#include "trace.h"
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#include "led.h"
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#include "sim_switch.h"
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#ifdef PIN_SIM_SWITCH1
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static const Pin pin_conn_usim1 = {PIO_PA20, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT};
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#endif
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#ifdef PIN_SIM_SWITCH2
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static const Pin pin_conn_usim2 = {PIO_PA28, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT};
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#endif
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static int initialized = 0;
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int sim_switch_use_physical(unsigned int nr, int physical)
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{
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const Pin *pin;
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enum led led;
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if (!initialized) {
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TRACE_ERROR("Somebody forgot to call sim_switch_init()\r\n");
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sim_switch_init();
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}
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TRACE_INFO("Modem %d: %s SIM\n\r", nr,
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physical ? "physical" : "virtual");
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switch (nr) {
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#ifdef PIN_SIM_SWITCH1
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case 0:
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pin = &pin_conn_usim1;
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led = LED_USIM1;
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break;
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#endif
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#ifdef PIN_SIM_SWITCH2
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case 1:
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pin = &pin_conn_usim2;
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led = LED_USIM2;
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break;
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#endif
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default:
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TRACE_ERROR("Invalid SIM%u\n\r", nr);
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return -1;
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}
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if (physical) {
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TRACE_INFO("%u: Use local/physical SIM\r\n", nr);
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PIO_Clear(pin);
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led_blink(led, BLINK_ALWAYS_ON);
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} else {
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TRACE_INFO("%u: Use remote/emulated SIM\r\n", nr);
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PIO_Set(pin);
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led_blink(led, BLINK_ALWAYS_OFF);
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}
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return 0;
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}
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int sim_switch_init(void)
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{
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int num_switch = 0;
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#ifdef PIN_SIM_SWITCH1
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PIO_Configure(&pin_conn_usim1, 1);
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num_switch++;
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#endif
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#ifdef PIN_SIM_SWITCH2
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PIO_Configure(&pin_conn_usim2, 1);
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num_switch++;
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#endif
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initialized = 1;
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return num_switch;
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}
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