mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-12-21 05:48:23 +00:00
102 lines
3.6 KiB
C
102 lines
3.6 KiB
C
/*
|
|
* Copyright (c) Pavol Rusnak, SatoshiLabs
|
|
*
|
|
* Licensed under TREZOR License
|
|
* see LICENSE file for details
|
|
*/
|
|
|
|
#if defined TREZOR_STM32
|
|
#include "flash.h"
|
|
#elif defined TREZOR_UNIX
|
|
#include "unix-flash-mock.h"
|
|
#else
|
|
#error Unsupported TREZOR port. Only STM32 and UNIX ports are supported.
|
|
#endif
|
|
|
|
/// class FlashOTP:
|
|
/// '''
|
|
/// '''
|
|
typedef struct _mp_obj_FlashOTP_t {
|
|
mp_obj_base_t base;
|
|
} mp_obj_FlashOTP_t;
|
|
|
|
/// def __init__(self) -> None:
|
|
/// '''
|
|
/// '''
|
|
STATIC mp_obj_t mod_trezorio_FlashOTP_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *args) {
|
|
mp_arg_check_num(n_args, n_kw, 0, 0, false);
|
|
mp_obj_FlashOTP_t *o = m_new_obj(mp_obj_FlashOTP_t);
|
|
o->base.type = type;
|
|
return MP_OBJ_FROM_PTR(o);
|
|
}
|
|
|
|
/// def FlashOTP.write(self, block: int, offset: int, data: bytes) -> None:
|
|
/// '''
|
|
/// Writes data to OTP flash
|
|
/// '''
|
|
STATIC mp_obj_t mod_trezorio_FlashOTP_write(size_t n_args, const mp_obj_t *args) {
|
|
uint8_t block = mp_obj_get_int(args[1]);
|
|
uint8_t offset = mp_obj_get_int(args[2]);
|
|
mp_buffer_info_t data;
|
|
mp_get_buffer_raise(args[3], &data, MP_BUFFER_READ);
|
|
if (sectrue != flash_otp_write(block, offset, data.buf, data.len)) {
|
|
mp_raise_ValueError("write failed");
|
|
}
|
|
return mp_const_none;
|
|
}
|
|
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(mod_trezorio_FlashOTP_write_obj, 4, 4, mod_trezorio_FlashOTP_write);
|
|
|
|
/// def FlashOTP.read(self, block: int, offset: int, data: bytearray) -> None:
|
|
/// '''
|
|
/// Reads data from OTP flash
|
|
/// '''
|
|
STATIC mp_obj_t mod_trezorio_FlashOTP_read(size_t n_args, const mp_obj_t *args) {
|
|
uint8_t block = mp_obj_get_int(args[1]);
|
|
uint8_t offset = mp_obj_get_int(args[2]);
|
|
mp_buffer_info_t data;
|
|
mp_get_buffer_raise(args[3], &data, MP_BUFFER_WRITE);
|
|
if (sectrue != flash_otp_read(block, offset, data.buf, data.len)) {
|
|
mp_raise_ValueError("read failed");
|
|
}
|
|
return mp_const_none;
|
|
}
|
|
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(mod_trezorio_FlashOTP_read_obj, 4, 4, mod_trezorio_FlashOTP_read);
|
|
|
|
/// def FlashOTP.lock(self, block: int) -> None:
|
|
/// '''
|
|
/// Lock OTP flash block
|
|
/// '''
|
|
STATIC mp_obj_t mod_trezorio_FlashOTP_lock(mp_obj_t self, mp_obj_t block) {
|
|
uint8_t b = mp_obj_get_int(block);
|
|
if (sectrue != flash_otp_lock(b)) {
|
|
mp_raise_ValueError("lock failed");
|
|
}
|
|
return mp_const_none;
|
|
}
|
|
STATIC MP_DEFINE_CONST_FUN_OBJ_2(mod_trezorio_FlashOTP_lock_obj, mod_trezorio_FlashOTP_lock);
|
|
|
|
/// def FlashOTP.is_locked(self, block: int) -> bool:
|
|
/// '''
|
|
/// Is OTP flash block locked?
|
|
/// '''
|
|
STATIC mp_obj_t mod_trezorio_FlashOTP_is_locked(mp_obj_t self, mp_obj_t block) {
|
|
uint8_t b = mp_obj_get_int(block);
|
|
return flash_otp_is_locked(b) ? mp_const_true : mp_const_false;
|
|
}
|
|
STATIC MP_DEFINE_CONST_FUN_OBJ_2(mod_trezorio_FlashOTP_is_locked_obj, mod_trezorio_FlashOTP_is_locked);
|
|
|
|
STATIC const mp_rom_map_elem_t mod_trezorio_FlashOTP_locals_dict_table[] = {
|
|
{ MP_ROM_QSTR(MP_QSTR_read), MP_ROM_PTR(&mod_trezorio_FlashOTP_read_obj) },
|
|
{ MP_ROM_QSTR(MP_QSTR_write), MP_ROM_PTR(&mod_trezorio_FlashOTP_write_obj) },
|
|
{ MP_ROM_QSTR(MP_QSTR_lock), MP_ROM_PTR(&mod_trezorio_FlashOTP_lock_obj) },
|
|
{ MP_ROM_QSTR(MP_QSTR_is_locked), MP_ROM_PTR(&mod_trezorio_FlashOTP_is_locked_obj) },
|
|
};
|
|
STATIC MP_DEFINE_CONST_DICT(mod_trezorio_FlashOTP_locals_dict, mod_trezorio_FlashOTP_locals_dict_table);
|
|
|
|
STATIC const mp_obj_type_t mod_trezorio_FlashOTP_type = {
|
|
{ &mp_type_type },
|
|
.name = MP_QSTR_FlashOTP,
|
|
.make_new = mod_trezorio_FlashOTP_make_new,
|
|
.locals_dict = (void*)&mod_trezorio_FlashOTP_locals_dict,
|
|
};
|