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make sim switch board specific

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the simtrace board uses a bus switch not used on qmod and owhw to
switch the SIM between physical and virtual

Change-Id: Ieaf2ed4761fc3e04f33f9aac5c04a768c9a6f71e
This commit is contained in:
Kévin Redon
2019-05-14 23:39:36 +02:00
committed by Harald Welte
parent 841a0b70ff
commit ed3067e2ea
4 changed files with 152 additions and 0 deletions
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54
firmware/libboard/simtrace/source/sim_switch.c Normal file
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/* Code to switch between local (physical) and remote (emulated) SIM
*
* (C) 2015-2017 by Harald Welte <hwelte@hmw-consulting.de>
* (C) 2018, sysmocom -s.f.m.c. GmbH, Author: Kevin Redon <kredon@sysmocom.de>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA
*/
#include "board.h"
#include "trace.h"
#include "led.h"
#include "sim_switch.h"
int sim_switch_use_physical(unsigned int nr, int physical)
{
const Pin pin_sc = PIN_SC_SW_DEFAULT; // pin to control bus switch for VCC/RST/CLK signals
const Pin pin_io = PIN_IO_SW_DEFAULT; // pin to control bus switch for I/O signal
if (nr > 0) {
TRACE_ERROR("SIM interface for Modem %d can't be switched\r\n", nr);
return -1;
}
TRACE_INFO("Modem %u: %s SIM\n\r", nr, physical ? "physical" : "virtual");
if (physical) {
TRACE_INFO("%u: Use local/physical SIM\r\n", nr);
PIO_Set(&pin_sc);
PIO_Set(&pin_io);
} else {
TRACE_INFO("%u: Use remote/emulated SIM\r\n", nr);
PIO_Clear(&pin_sc);
PIO_Clear(&pin_io);
}
return 0;
}
int sim_switch_init(void)
{
// the bus switch is already initialised
return 1; // SIMtrace hardware has only one switchable interface
}