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octsimtest: most code for support of this new board 

* code for controlling the Card slot + frequencyt divider muxes
* put everything in place to build cardem application for it

Change-Id: I7e03e0c0f2999a1ce2dad966d98e22033fa58465
This commit is contained in:
Harald Welte 2021-06-02 15:43:08 +02:00
parent 73466e2b89
commit 31d103b9f6
5 changed files with 167 additions and 2 deletions
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6
firmware/libboard/octsimtest/include/board.h
View File

@ -57,7 +57,7 @@
/* Phone USIM slot 1 VCC pin (VCC_PHONE in schematic) */
#define PIN_USIM1_VCC {PIO_PA25, PIOA, ID_PIOA, PIO_INPUT, PIO_DEFAULT}
/* Phone USIM slot 1 RST pin (active low; RST_PHONE in schematic) */
#define PIN_USIM1_nRST {PIO_PA24, PIOA, ID_PIOA, PIO_INPUT, PIO_IT_RISE_EDGE | PIO_DEGLITCH }
#define PIN_USIM1_nRST {PIO_PA24, PIOA, ID_PIOA, PIO_INPUT, PIO_IT_EDGE | PIO_DEGLITCH }
/* Phone I/O data signal input/output (I/O_PHONE in schematic) */
#define PIN_PHONE_IO {PIO_PA22A_TXD1, PIOA, ID_PIOA, PIO_PERIPH_A, PIO_DEFAULT}
/* Phone CLK clock input (CLK_PHONE in schematic) */
@ -102,13 +102,15 @@
/* Indicate SIMtrace is bus power in USB attributes */
#define BOARD_USB_BMATTRIBUTES USBConfigurationDescriptor_BUSPOWERED_NORWAKEUP
#define DETECT_VCC_BY_ADC
/** Supported modes */
/* SIMtrace board supports sniffer mode */
//#define HAVE_SNIFFER
/* SIMtrace board supports CCID mode */
//#define HAVE_CCID
/* SIMtrace board supports card emulation mode */
//#define HAVE_CARDEM
#define HAVE_CARDEM
/* SIMtrace board supports man-in-the-middle mode */
//#define HAVE_MITM
/* octsimtest board supports gpio_test mode */

16
firmware/libboard/octsimtest/include/mux.h Normal file
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@ -0,0 +1,16 @@
#pragma once
void mux_init(void);
void mux_set_slot(uint8_t s);
void mux_set_freq(uint8_t s);
/* this reflects the wiring between U5 and U4 */
#define MUX_FREQ_DIV_2 0
#define MUX_FREQ_DIV_4 1
#define MUX_FREQ_DIV_16 2
#define MUX_FREQ_DIV_32 3
#define MUX_FREQ_DIV_32 3
#define MUX_FREQ_DIV_128 4
#define MUX_FREQ_DIV_512 5
#define MUX_FREQ_DIV_2048 6
#define MUX_FREQ_DIV_4096 7

11
firmware/libboard/octsimtest/source/board_octsimtest.c
View File

@ -25,6 +25,7 @@
#include "usb_buf.h"
#include "i2c.h"
#include "mcp23017.h"
#include "mux.h"
void board_exec_dbg_cmd(int ch)
{
@ -34,7 +35,16 @@ void board_exec_dbg_cmd(int ch)
printf("\tR\treset SAM3\n\r");
printf("\tm\trun mcp23017 test\n\r");
printf("\tR\ttoggle MSB of gpio on mcp23017\n\r");
printf("\t0-8\tselect physical SIM slot\n\r");
break;
case '0': mux_set_slot(0); break;
case '1': mux_set_slot(1); break;
case '2': mux_set_slot(2); break;
case '3': mux_set_slot(3); break;
case '4': mux_set_slot(4); break;
case '5': mux_set_slot(5); break;
case '6': mux_set_slot(6); break;
case '7': mux_set_slot(7); break;
case 'R':
printf("Asking NVIC to reset us\n\r");
USBD_Disconnect();
@ -57,6 +67,7 @@ void board_main_top(void)
#ifndef APPLICATION_dfu
usb_buf_init();
mux_init();
i2c_pin_init();
if (!mcp23017_init(MCP23017_ADDRESS))
printf("mcp23017 not found!\n\r");

99
firmware/libboard/octsimtest/source/mux.c Normal file
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@ -0,0 +1,99 @@
/* sysmoOCTSIMTEST support for multiplexers
*
* (C) 2021 by Harald Welte <laforge@gnumonks.org>
*
* 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 "mux.h"
#include <stdbool.h>
/* 3-bit S0..S2 signal for slot selection */
static const Pin pin_in_sel[3] = {
{ PIO_PA1, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT },
{ PIO_PA2, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT },
{ PIO_PA3, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT },
};
/* 3-bit S0..S2 signal for frequency divider selection */
static const Pin pin_freq_sel[3] = {
{ PIO_PA16, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT },
{ PIO_PA17, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT },
{ PIO_PA18, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT },
};
/* low-active output enable for all muxes */
static const Pin pin_oe = { PIO_PA19, PIOA, ID_PIOA, PIO_OUTPUT_1, PIO_DEFAULT };
/* initialize the external 1:8 multiplexers */
void mux_init(void)
{
PIO_Configure(&pin_oe, PIO_LISTSIZE(pin_oe));
PIO_Configure(pin_in_sel, PIO_LISTSIZE(pin_in_sel));
PIO_Configure(pin_freq_sel, PIO_LISTSIZE(pin_freq_sel));
mux_set_slot(0);
}
/* set the slot selection mux */
void mux_set_slot(uint8_t s)
{
printf("%s(%u)\r\n", __func__, s);
/* !OE = H: disconnect input and output of muxes */
PIO_Set(&pin_oe);
if (s & 1)
PIO_Set(&pin_in_sel[0]);
else
PIO_Clear(&pin_in_sel[0]);
if (s & 2)
PIO_Set(&pin_in_sel[1]);
else
PIO_Clear(&pin_in_sel[1]);
if (s & 4)
PIO_Set(&pin_in_sel[2]);
else
PIO_Clear(&pin_in_sel[2]);
/* !OE = L: (re-)enable the output of muxes */
PIO_Clear(&pin_oe);
}
/* set the frequency divider mux */
void mux_set_freq(uint8_t s)
{
printf("%s(%u)\r\n", __func__, s);
/* no need for 'break before make' here, this would also affect
* the SIM card I/O signals which we don't want to disturb */
if (s & 1)
PIO_Set(&pin_freq_sel[0]);
else
PIO_Clear(&pin_freq_sel[0]);
if (s & 2)
PIO_Set(&pin_freq_sel[1]);
else
PIO_Clear(&pin_freq_sel[1]);
if (s & 4)
PIO_Set(&pin_freq_sel[2]);
else
PIO_Clear(&pin_freq_sel[2]);
/* !OE = L: ensure enable the output of muxes */
PIO_Clear(&pin_oe);
}

37
firmware/libboard/octsimtest/source/sim_switch.c Normal file
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@ -0,0 +1,37 @@
/* Code to switch between local (physical) and remote (emulated) SIM
*
* (C) 2021 by Harald Welte <hwelte@hmw-consulting.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 "sim_switch.h"
int sim_switch_use_physical(unsigned int nr, int physical)
{
if (physical) {
TRACE_ERROR("%u: Use local/physical SIM - UNSUPPORTED!\r\n", nr);
} else {
TRACE_INFO("%u: Use remote/emulated SIM\r\n", nr);
}
return 0;
}
int sim_switch_init(void)
{
return 1; // SIMtrace hardware has only one switchable interface
}