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Code Issues Releases Wiki Activity

refactor(core): refactor unit properties detection

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This commit is contained in:
cepetr 2024-10-01 16:15:01 +02:00 committed by cepetr
parent d80e8c26f5
commit 5845c665af
23 changed files with 396 additions and 188 deletions
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1
core/SConscript.bootloader
View File

@ -81,7 +81,6 @@ SOURCE_MOD += [
'embed/lib/mini_printf.c',
'embed/lib/rsod.c',
'embed/lib/terminal.c',
'embed/lib/unit_variant.c',
'vendor/micropython/lib/uzlib/adler32.c',
'vendor/micropython/lib/uzlib/crc32.c',
'vendor/micropython/lib/uzlib/tinflate.c',

2
core/SConscript.bootloader_emu
View File

@ -86,7 +86,6 @@ SOURCE_MOD += [
'embed/lib/mini_printf.c',
'embed/lib/rsod.c',
'embed/lib/terminal.c',
'embed/lib/unit_variant.c',
'vendor/micropython/lib/uzlib/adler32.c',
'vendor/micropython/lib/uzlib/crc32.c',
'vendor/micropython/lib/uzlib/tinflate.c',
@ -131,6 +130,7 @@ SOURCE_TREZORHAL = [
'embed/trezorhal/unix/system.c',
'embed/trezorhal/unix/systick.c',
'embed/trezorhal/unix/systimer.c',
'embed/trezorhal/unix/unit_properties.c',
'embed/trezorhal/unix/usb.c',
]

1
core/SConscript.firmware
View File

@ -212,7 +212,6 @@ SOURCE_MOD += [
'embed/lib/rsod.c',
'embed/lib/terminal.c',
'embed/lib/translations.c',
'embed/lib/unit_variant.c',
'vendor/micropython/lib/uzlib/adler32.c',
'vendor/micropython/lib/uzlib/crc32.c',
'vendor/micropython/lib/uzlib/tinflate.c',

1
core/SConscript.kernel
View File

@ -199,7 +199,6 @@ SOURCE_MOD += [
'embed/lib/rsod.c',
'embed/lib/terminal.c',
'embed/lib/translations.c',
'embed/lib/unit_variant.c',
'embed/extmod/modtrezorcrypto/rand.c',
'vendor/micropython/lib/uzlib/adler32.c',
'vendor/micropython/lib/uzlib/crc32.c',

2
core/SConscript.unix
View File

@ -222,7 +222,6 @@ SOURCE_MOD += [
'embed/lib/rsod.c',
'embed/lib/terminal.c',
'embed/lib/translations.c',
'embed/lib/unit_variant.c',
'vendor/micropython/lib/uzlib/adler32.c',
'vendor/micropython/lib/uzlib/crc32.c',
'vendor/micropython/lib/uzlib/tinflate.c',
@ -405,6 +404,7 @@ SOURCE_UNIX = [
'embed/trezorhal/unix/systick.c',
'embed/trezorhal/unix/systimer.c',
'embed/trezorhal/unix/time_estimate.c',
'embed/trezorhal/unix/unit_properties.c',
'embed/trezorhal/unix/usb.c',
'embed/unix/main_main.c',
'embed/unix/main.c',

6
core/embed/bootloader/main.c
View File

@ -75,7 +75,7 @@
#include "messages.h"
#include "monoctr.h"
#include "rust_ui.h"
#include "unit_variant.h"
#include "unit_properties.h"
#include "version_check.h"
#ifdef TREZOR_EMULATOR
@ -375,7 +375,7 @@ int bootloader_main(void) {
dma2d_init();
#endif
unit_variant_init();
unit_properties_init();
#ifdef USE_TOUCH
secbool touch_initialized = secfalse;
@ -384,7 +384,7 @@ int bootloader_main(void) {
// on T3T1, tester needs to run without touch, so making an exception
// until unit variant is written in OTP
const secbool manufacturing_mode =
unit_variant_present() ? secfalse : sectrue;
unit_properties()->locked ? secfalse : sectrue;
allow_touchless_mode = manufacturing_mode;
#endif

14
core/embed/bootloader/messages.c
View File

@ -31,7 +31,7 @@
#include "image.h"
#include "secbool.h"
#include "secret.h"
#include "unit_variant.h"
#include "unit_properties.h"
#include "usb.h"
#include "version.h"
@ -315,10 +315,14 @@ static void send_msg_features(uint8_t iface_num,
} else {
MSG_SEND_ASSIGN_VALUE(firmware_present, false);
}
if (unit_variant_present()) {
MSG_SEND_ASSIGN_VALUE(unit_color, unit_variant_get_color());
MSG_SEND_ASSIGN_VALUE(unit_packaging, unit_variant_get_packaging());
MSG_SEND_ASSIGN_VALUE(unit_btconly, unit_variant_get_btconly());
if (unit_properties()->color_is_valid) {
MSG_SEND_ASSIGN_VALUE(unit_color, unit_properties()->color);
}
if (unit_properties()->packaging_is_valid) {
MSG_SEND_ASSIGN_VALUE(unit_packaging, unit_properties()->packaging);
}
if (unit_properties()->btconly_is_valid) {
MSG_SEND_ASSIGN_VALUE(unit_btconly, unit_properties()->btconly);
}
#if USE_OPTIGA

16
core/embed/extmod/modtrezorutils/modtrezorutils.c
View File

@ -33,7 +33,7 @@
#include "bootutils.h"
#include "error_handling.h"
#include "fwutils.h"
#include "unit_variant.h"
#include "unit_properties.h"
#include "usb.h"
#include TREZOR_BOARD
#include "model.h"
@ -195,10 +195,10 @@ STATIC MP_DEFINE_CONST_FUN_OBJ_0(mod_trezorutils_firmware_vendor_obj,
/// Returns the color of the unit.
/// """
STATIC mp_obj_t mod_trezorutils_unit_color(void) {
if (!unit_variant_present()) {
if (!unit_properties()->color_is_valid) {
return mp_const_none;
}
return mp_obj_new_int(unit_variant_get_color());
return mp_obj_new_int(unit_properties()->color);
}
STATIC MP_DEFINE_CONST_FUN_OBJ_0(mod_trezorutils_unit_color_obj,
mod_trezorutils_unit_color);
@ -208,10 +208,10 @@ STATIC MP_DEFINE_CONST_FUN_OBJ_0(mod_trezorutils_unit_color_obj,
/// Returns True if the unit is BTConly.
/// """
STATIC mp_obj_t mod_trezorutils_unit_btconly(void) {
if (!unit_variant_present()) {
if (!unit_properties()->btconly_is_valid) {
return mp_const_none;
}
return unit_variant_get_btconly() ? mp_const_true : mp_const_false;
return unit_properties()->btconly ? mp_const_true : mp_const_false;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_0(mod_trezorutils_unit_btconly_obj,
mod_trezorutils_unit_btconly);
@ -221,10 +221,10 @@ STATIC MP_DEFINE_CONST_FUN_OBJ_0(mod_trezorutils_unit_btconly_obj,
/// Returns the packaging version of the unit.
/// """
STATIC mp_obj_t mod_trezorutils_unit_packaging(void) {
if (!unit_variant_present()) {
if (!unit_properties()->packaging_is_valid) {
return mp_const_none;
}
return mp_obj_new_int(unit_variant_get_packaging());
return mp_obj_new_int(unit_properties()->packaging);
}
STATIC MP_DEFINE_CONST_FUN_OBJ_0(mod_trezorutils_unit_packaging_obj,
mod_trezorutils_unit_packaging);
@ -234,7 +234,7 @@ STATIC MP_DEFINE_CONST_FUN_OBJ_0(mod_trezorutils_unit_packaging_obj,
/// Returns True if SD card hot swapping is enabled
/// """
STATIC mp_obj_t mod_trezorutils_sd_hotswap_enabled(void) {
return unit_variant_is_sd_hotswap_enabled() ? mp_const_true : mp_const_false;
return unit_properties()->sd_hotswap_enabled ? mp_const_true : mp_const_false;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_0(mod_trezorutils_sd_hotswap_enabled_obj,
mod_trezorutils_sd_hotswap_enabled);

4
core/embed/kernel/main.c
View File

@ -46,7 +46,7 @@
#include "systick.h"
#include "tamper.h"
#include "touch.h"
#include "unit_variant.h"
#include "unit_properties.h"
#ifdef USE_OPTIGA
#if !PYOPT
@ -103,7 +103,7 @@ void drivers_init() {
parse_boardloader_capabilities();
unit_variant_init();
unit_properties_init();
#ifdef STM32U5
secure_aes_init();

100
core/embed/lib/unit_variant.c
View File

@ -1,100 +0,0 @@
#include <string.h>
#include "flash_otp.h"
#include "model.h"
#include "mpu.h"
#include "unit_variant.h"
#include TREZOR_BOARD
#ifdef KERNEL_MODE
static uint8_t unit_variant_color = 0;
static uint8_t unit_variant_packaging = 0;
static bool unit_variant_btconly = false;
static bool unit_variant_ok = false;
static int16_t unit_variant_build_year = -1;
static void unit_variant_0x01(const uint8_t *data) {
unit_variant_color = data[1];
unit_variant_btconly = data[2] == 1;
unit_variant_packaging = data[3];
unit_variant_ok = true;
}
static int16_t unit_variant_get_build_year(void) {
uint8_t data[FLASH_OTP_BLOCK_SIZE] = {0};
secbool result =
flash_otp_read(FLASH_OTP_BLOCK_BATCH, 0, data, FLASH_OTP_BLOCK_SIZE);
if (sectrue != result || data[0] == 0xFF) {
return -1;
}
/**
* Expecting format {MODEL_IDENTIFIER}-YYMMDD
*
* See also
* https://docs.trezor.io/trezor-firmware/core/misc/memory.html?highlight=otp#otp
*/
size_t len = strnlen((char *)data, FLASH_OTP_BLOCK_SIZE);
for (int i = 0; i < len; i++) {
if (data[i] == '-') {
if ((len - (i + 1)) != 6) {
return -1;
}
return ((int16_t)data[i + 1] - (int16_t)'0') * 10 +
((int16_t)data[i + 2] - (int16_t)'0');
}
}
return -1;
}
void unit_variant_init(void) {
uint8_t data[FLASH_OTP_BLOCK_SIZE];
secbool result = flash_otp_read(FLASH_OTP_BLOCK_DEVICE_VARIANT, 0, data,
FLASH_OTP_BLOCK_SIZE);
unit_variant_build_year = unit_variant_get_build_year();
if (sectrue == result) {
switch (data[0]) {
case 0x01:
unit_variant_0x01(data);
break;
default:
break;
}
}
}
uint8_t unit_variant_get_color(void) { return unit_variant_color; }
uint8_t unit_variant_get_packaging(void) { return unit_variant_packaging; }
bool unit_variant_get_btconly(void) { return unit_variant_btconly; }
bool unit_variant_present(void) { return unit_variant_ok; }
bool unit_variant_is_sd_hotswap_enabled(void) {
#ifndef USE_SD_CARD
return false;
#else
#ifdef TREZOR_MODEL_T
// early produced TTs have a HW bug that prevents hotswapping of the SD card,
// lets check the build data and decide based on that
if (unit_variant_build_year <= 18) {
return false;
}
return true;
#else
return true;
#endif
#endif
}
#endif // KERNEL_MODE

20
core/embed/lib/unit_variant.h
View File

@ -1,20 +0,0 @@
#ifndef _UNIT_VARIANT_H
#define _UNIT_VARIANT_H
#include <stdbool.h>
#include <stdint.h>
#ifdef KERNEL_MODE
void unit_variant_init(void);
#endif // KERNEL_MODE
bool unit_variant_present(void);
uint8_t unit_variant_get_color(void);
uint8_t unit_variant_get_packaging(void);
bool unit_variant_get_btconly(void);
bool unit_variant_is_sd_hotswap_enabled(void);
#endif //_UNIT_VARIANT_H

23
core/embed/trezorhal/stm32f4/syscall_dispatch.c
View File

@ -40,7 +40,7 @@
#include "systick.h"
#include "touch.h"
#include "translations.h"
#include "unit_variant.h"
#include "unit_properties.h"
#include "usb.h"
#include "usb_hid.h"
#include "usb_vcp.h"
@ -379,24 +379,9 @@ __attribute((no_stack_protector)) void syscall_handler(uint32_t *args,
} break;
#endif
case SYSCALL_UNIT_VARIANT_PRESENT: {
args[0] = unit_variant_present();
} break;
case SYSCALL_UNIT_VARIANT_GET_COLOR: {
args[0] = unit_variant_get_color();
} break;
case SYSCALL_UNIT_VARIANT_GET_PACKAGING: {
args[0] = unit_variant_get_packaging();
} break;
case SYSCALL_UNIT_VARIANT_GET_BTCONLY: {
args[0] = unit_variant_get_btconly();
} break;
case SYSCALL_UNIT_VARIANT_IS_SD_HOTSWAP_ENABLED: {
args[0] = unit_variant_is_sd_hotswap_enabled();
case SYSCALL_UNIT_PROPERTIES_GET: {
unit_properties_t *props = (unit_properties_t *)args[0];
unit_properties_get__verified(props);
} break;
case SYSCALL_SECRET_BOOTLOADER_LOCKED: {

6
core/embed/trezorhal/stm32f4/syscall_numbers.h
View File

@ -84,11 +84,7 @@ typedef enum {
SYSCALL_SDCARD_READ_BLOCKS,
SYSCALL_SDCARD_WRITE_BLOCKS,
SYSCALL_UNIT_VARIANT_PRESENT,
SYSCALL_UNIT_VARIANT_GET_COLOR,
SYSCALL_UNIT_VARIANT_GET_PACKAGING,
SYSCALL_UNIT_VARIANT_GET_BTCONLY,
SYSCALL_UNIT_VARIANT_IS_SD_HOTSWAP_ENABLED,
SYSCALL_UNIT_PROPERTIES_GET,
SYSCALL_SECRET_BOOTLOADER_LOCKED,

23
core/embed/trezorhal/stm32f4/syscall_stubs.c
View File

@ -334,32 +334,21 @@ secbool __wur sdcard_write_blocks(const uint32_t *src, uint32_t block_num,
}
// =============================================================================
// unit_variant.h
// unit_properties.h
// =============================================================================
bool unit_variant_present(void) {
return (bool)syscall_invoke0(SYSCALL_UNIT_VARIANT_PRESENT);
}
uint8_t unit_variant_get_color(void) {
return (uint8_t)syscall_invoke0(SYSCALL_UNIT_VARIANT_GET_COLOR);
}
#include "unit_properties.h"
uint8_t unit_variant_get_packaging(void) {
return (uint8_t)syscall_invoke0(SYSCALL_UNIT_VARIANT_GET_PACKAGING);
}
bool unit_variant_get_btconly(void) {
return (bool)syscall_invoke0(SYSCALL_UNIT_VARIANT_GET_BTCONLY);
}
bool unit_variant_is_sd_hotswap_enabled(void) {
return (bool)syscall_invoke0(SYSCALL_UNIT_VARIANT_IS_SD_HOTSWAP_ENABLED);
void unit_properties_get(unit_properties_t *props) {
syscall_invoke1((uint32_t)props, SYSCALL_UNIT_PROPERTIES_GET);
}
// =============================================================================
// secret.h
// =============================================================================
#include "secret.h"
secbool secret_bootloader_locked(void) {
return (secbool)syscall_invoke0(SYSCALL_SECRET_BOOTLOADER_LOCKED);
}

15
core/embed/trezorhal/stm32f4/syscall_verifiers.c
View File

@ -389,6 +389,21 @@ access_violation:
// ---------------------------------------------------------------------
void unit_properties_get__verified(unit_properties_t *props) {
if (!probe_write_access(props, sizeof(*props))) {
goto access_violation;
}
unit_properties_get(props);
return;
access_violation:
apptask_access_violation();
}
// ---------------------------------------------------------------------
optiga_sign_result __wur optiga_sign__verified(
uint8_t index, const uint8_t *digest, size_t digest_size,
uint8_t *signature, size_t max_sig_size, size_t *sig_size) {

5
core/embed/trezorhal/stm32f4/syscall_verifiers.h
View File

@ -99,6 +99,11 @@ secbool __wur sdcard_write_blocks__verified(const uint32_t *src,
uint32_t block_num,
uint32_t num_blocks);
// ---------------------------------------------------------------------
#include "unit_properties.h"
void unit_properties_get__verified(unit_properties_t *props);
// ---------------------------------------------------------------------
#include "optiga.h"

177
core/embed/trezorhal/stm32f4/unit_properties.c Normal file
View File

@ -0,0 +1,177 @@
/*
* This file is part of the Trezor project, https://trezor.io/
*
* Copyright (c) SatoshiLabs
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#include TREZOR_BOARD
#include <string.h>
#include "flash_otp.h"
#include "model.h"
#include "unit_properties.h"
#ifdef KERNEL_MODE
// Unit properties driver structure
typedef struct {
// Set to true if the unit properties are valid
bool initialized;
// Cached unit properties data
unit_properties_t cache;
} unit_properties_driver_t;
// Unit properties driver instance
static unit_properties_driver_t g_unit_properties_driver = {
.initialized = false,
};
#ifdef TREZOR_MODEL_T
// Parse two digit number from the string.
//
// Returns -1 if the string is not a valid two-digit number.
static inline int parse_two_digits(const char* str) {
if (str[0] < '0' || str[0] > '9' || str[1] < '0' || str[1] > '9') {
return -1;
}
return (str[0] - '0') * 10 + (str[1] - '0');
}
// Reads the production date from the OTP block.
//
// Returns `false` in case of and flash read error.
static bool get_production_date(int* year) {
*year = -1;
uint8_t otp_data[FLASH_OTP_BLOCK_SIZE];
// Batch block contains a string with the build date.
// Expecting format {MODEL_IDENTIFIER}-YYMMDD.
// https://docs.trezor.io/trezor-firmware/core/misc/memory.html?highlight=otp#otp
if (sectrue != flash_otp_read(FLASH_OTP_BLOCK_BATCH, 0, otp_data,
FLASH_OTP_BLOCK_SIZE)) {
return false;
}
if (otp_data[0] != 0xFF) {
char* str = (char*)otp_data;
// Last 7 characters are the date "-YYMMDD"
int i = strnlen(str, FLASH_OTP_BLOCK_SIZE) - 7;
if (i >= 0 && str[i] == '-') {
*year = parse_two_digits(&str[i + 1]);
}
}
return true;
}
#endif // TREZOR_MODEL_T
// Reads and parses the unit properties from the OTP block.
//
// Returns `false` in case of and flash read error.
static bool detect_properties(unit_properties_t* props) {
uint8_t otp_data[FLASH_OTP_BLOCK_SIZE];
props->locked = flash_otp_is_locked(FLASH_OTP_BLOCK_DEVICE_VARIANT);
if (sectrue != flash_otp_read(FLASH_OTP_BLOCK_DEVICE_VARIANT, 0, otp_data,
FLASH_OTP_BLOCK_SIZE)) {
return false;
}
switch (otp_data[0]) {
case 0xFF:
// OTP block were not written yet, keep the defaults
break;
case 0x01:
// The field were gradually added to the OTP block over time.
// Unused trailing bytes were always set to 0x00.
props->color = otp_data[1];
props->color_is_valid = true;
props->btconly = otp_data[2] == 1;
props->btconly_is_valid = true;
props->packaging = otp_data[3];
props->packaging_is_valid = true;
break;
default:
// Unknown variant, be conservative and keep the defaults
break;
}
#ifdef USE_SD_CARD
props->sd_hotswap_enabled = true;
#ifdef TREZOR_MODEL_T
// Early produced TTs have a HW bug that prevents hotswapping of the SD card,
// lets check the build data and decide based on that.
int production_year;
get_production_date(&production_year);
if (production_year <= 18) {
props->sd_hotswap_enabled = false;
}
#endif
#endif
return true;
}
bool unit_properties_init(void) {
unit_properties_driver_t* drv = &g_unit_properties_driver;
if (drv->initialized) {
return true;
}
memset(drv, 0, sizeof(unit_properties_driver_t));
if (!detect_properties(&drv->cache)) {
return false;
}
drv->initialized = true;
return true;
}
void unit_properties_get(unit_properties_t* props) {
unit_properties_driver_t* drv = &g_unit_properties_driver;
ensure(sectrue * drv->initialized, "Unit properties not initialized");
*props = drv->cache;
}
#endif // KERNEL_MODE
const unit_properties_t* unit_properties(void) {
static bool cache_initialized = false;
static unit_properties_t cache = {0};
if (!cache_initialized) {
unit_properties_get(&cache);
cache_initialized = true;
}
return &cache;
}

1
core/embed/trezorhal/stm32u5/unit_properties.c Symbolic link
View File

@ -0,0 +1 @@
../stm32f4/unit_properties.c

70
core/embed/trezorhal/unit_properties.h Normal file
View File

@ -0,0 +1,70 @@
/*
* This file is part of the Trezor project, https://trezor.io/
*
* Copyright (c) SatoshiLabs
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#ifndef TREZORHAL_UNIT_PROPERTIES_H
#define TREZORHAL_UNIT_PROPERTIES_H
#include <stdbool.h>
#include <stdint.h>
#ifdef KERNEL_MODE
// Initializes module a detects the unit properties
//
// Returns `true` if the properties are successfully detected
bool unit_properties_init(void);
#endif // KERNEL_MODE
typedef struct {
// Set to true if the unit properties are locked and cannot be changed
// (the device is in the production mode)
bool locked;
// Unit color. The value is opaque to the firmware and is
// used only by Trezor Suite.
uint8_t color;
// Set if `color` field contains a valid value
bool color_is_valid;
// Unit packaging. The value is opaque for the firmware and is
// used only by Trezor Suite.
uint8_t packaging;
// Set if `packaging` field contains a valid value
bool packaging_is_valid;
// Set to true if the unit is BTC only
bool btconly;
// Set if `btconly` field contains a valid value
bool btconly_is_valid;
// Set to true if the SD card hotswap is enabled
bool sd_hotswap_enabled;
} unit_properties_t;
// Gets a copy of unit properties structure
//
// Properties are detected just once during the initialization.
void unit_properties_get(unit_properties_t* props);
// Gets a pointer to the static unit properties structure
const unit_properties_t* unit_properties(void);
#endif // TREZORHAL_UNIT_PROPERTIES_H

84
core/embed/trezorhal/unix/unit_properties.c Normal file
View File

@ -0,0 +1,84 @@
/*
* This file is part of the Trezor project, https://trezor.io/
*
* Copyright (c) SatoshiLabs
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#include TREZOR_BOARD
#include <string.h>
#include "flash_otp.h"
#include "model.h"
#include "unit_properties.h"
// Unit properties driver structure
typedef struct {
// Set to true if the unit properties are valid
bool initialized;
// Cached unit properties data
unit_properties_t cache;
} unit_properties_driver_t;
// Unit properties driver instance
static unit_properties_driver_t g_unit_properties_driver = {
.initialized = false,
};
bool unit_properties_init(void) {
unit_properties_driver_t* drv = &g_unit_properties_driver;
if (drv->initialized) {
return true;
}
memset(drv, 0, sizeof(unit_properties_driver_t));
#ifdef USE_SD_CARD
drv->cache.sd_hotswap_enabled = true;
#ifdef TREZOR_MODEL_T
drv->cache.sd_hotswap_enabled = false;
#endif
#endif
// Properties detection is not fully implemented for emulator.
// Default values are used.
drv->initialized = true;
return true;
}
void unit_properties_get(unit_properties_t* props) {
unit_properties_driver_t* drv = &g_unit_properties_driver;
ensure(sectrue * drv->initialized, "Unit properties not initialized");
*props = drv->cache;
}
const unit_properties_t* unit_properties(void) {
static bool cache_initialized = false;
static unit_properties_t cache = {0};
if (!cache_initialized) {
unit_properties_get(&cache);
cache_initialized = true;
}
return &cache;
}

3
core/embed/unix/main.c
View File

@ -49,6 +49,7 @@
#include "system.h"
#include "systimer.h"
#include "touch.h"
#include "unit_properties.h"
#include "py/builtin.h"
#include "py/compile.h"
@ -501,6 +502,8 @@ MP_NOINLINE int main_(int argc, char **argv) {
flash_init();
flash_otp_init();
unit_properties_init();
#if MICROPY_ENABLE_GC
char *heap = malloc(heap_size);
gc_init(heap, heap + heap_size);

5
core/site_scons/models/stm32f4_common.py
View File

@ -53,6 +53,8 @@ def stm32f4_common_files(env, defines, sources, paths):
"embed/trezorhal/stm32f4/monoctr.c",
"embed/trezorhal/stm32f4/mpu.c",
"embed/trezorhal/stm32f4/platform.c",
"embed/trezorhal/stm32f4/random_delays.c",
"embed/trezorhal/stm32f4/rng.c",
"embed/trezorhal/stm32f4/secret.c",
"embed/trezorhal/stm32f4/syscall.c",
"embed/trezorhal/stm32f4/syscall_dispatch.c",
@ -64,8 +66,7 @@ def stm32f4_common_files(env, defines, sources, paths):
"embed/trezorhal/stm32f4/systick.c",
"embed/trezorhal/stm32f4/systimer.c",
"embed/trezorhal/stm32f4/time_estimate.c",
"embed/trezorhal/stm32f4/random_delays.c",
"embed/trezorhal/stm32f4/rng.c",
"embed/trezorhal/stm32f4/unit_properties.c",
"embed/trezorhal/stm32f4/vectortable.S",
]

5
core/site_scons/models/stm32u5_common.py
View File

@ -63,6 +63,8 @@ def stm32u5_common_files(env, defines, sources, paths):
"embed/trezorhal/stm32u5/monoctr.c",
"embed/trezorhal/stm32u5/mpu.c",
"embed/trezorhal/stm32u5/platform.c",
"embed/trezorhal/stm32u5/random_delays.c",
"embed/trezorhal/stm32u5/rng.c",
"embed/trezorhal/stm32u5/secret.c",
"embed/trezorhal/stm32u5/secure_aes.c",
"embed/trezorhal/stm32u5/syscall.c",
@ -74,11 +76,10 @@ def stm32u5_common_files(env, defines, sources, paths):
"embed/trezorhal/stm32u5/systask.c",
"embed/trezorhal/stm32u5/systick.c",
"embed/trezorhal/stm32u5/systimer.c",
"embed/trezorhal/stm32u5/random_delays.c",
"embed/trezorhal/stm32u5/rng.c",
"embed/trezorhal/stm32u5/tamper.c",
"embed/trezorhal/stm32u5/time_estimate.c",
"embed/trezorhal/stm32u5/trustzone.c",
"embed/trezorhal/stm32u5/unit_properties.c",
"embed/trezorhal/stm32u5/vectortable.S",
]