mirror of
https://gitea.osmocom.org/sim-card/simtrace2.git
synced 2026-03-16 21:28:33 +03:00
65 lines
1.2 KiB
C
65 lines
1.2 KiB
C
/* Code to switch between local (physical) and remote (emulated) SIM */
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#include "board.h"
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#include "trace.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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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 1:
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pin = &pin_conn_usim1;
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break;
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#endif
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#ifdef PIN_SIM_SWITCH2
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case 2:
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pin = &pin_conn_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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PIO_Clear(pin);
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else
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PIO_Set(pin);
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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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return num_switch;
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}
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