mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-12-24 07:18:09 +00:00
102 lines
3.6 KiB
C
102 lines
3.6 KiB
C
/*
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* Copyright (c) Pavol Rusnak, SatoshiLabs
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*
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* Licensed under TREZOR License
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* see LICENSE file for details
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*/
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#if defined TREZOR_STM32
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#include "flash.h"
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#elif defined TREZOR_UNIX
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#include "unix-flash-mock.h"
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#else
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#error Unsupported TREZOR port. Only STM32 and UNIX ports are supported.
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#endif
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/// class FlashOTP:
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/// '''
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/// '''
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typedef struct _mp_obj_FlashOTP_t {
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mp_obj_base_t base;
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} mp_obj_FlashOTP_t;
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/// def __init__(self) -> None:
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/// '''
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/// '''
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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) {
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mp_arg_check_num(n_args, n_kw, 0, 0, false);
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mp_obj_FlashOTP_t *o = m_new_obj(mp_obj_FlashOTP_t);
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o->base.type = type;
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return MP_OBJ_FROM_PTR(o);
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}
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/// def FlashOTP.write(self, block: int, offset: int, data: bytes) -> None:
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/// '''
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/// Writes data to OTP flash
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/// '''
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STATIC mp_obj_t mod_trezorio_FlashOTP_write(size_t n_args, const mp_obj_t *args) {
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uint8_t block = mp_obj_get_int(args[1]);
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uint8_t offset = mp_obj_get_int(args[2]);
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mp_buffer_info_t data;
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mp_get_buffer_raise(args[3], &data, MP_BUFFER_READ);
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if (sectrue != flash_otp_write(block, offset, data.buf, data.len)) {
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mp_raise_ValueError("write failed");
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}
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return mp_const_none;
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(mod_trezorio_FlashOTP_write_obj, 4, 4, mod_trezorio_FlashOTP_write);
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/// def FlashOTP.read(self, block: int, offset: int, data: bytearray) -> None:
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/// '''
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/// Reads data from OTP flash
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/// '''
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STATIC mp_obj_t mod_trezorio_FlashOTP_read(size_t n_args, const mp_obj_t *args) {
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uint8_t block = mp_obj_get_int(args[1]);
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uint8_t offset = mp_obj_get_int(args[2]);
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mp_buffer_info_t data;
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mp_get_buffer_raise(args[3], &data, MP_BUFFER_WRITE);
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if (sectrue != flash_otp_read(block, offset, data.buf, data.len)) {
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mp_raise_ValueError("read failed");
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}
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return mp_const_none;
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(mod_trezorio_FlashOTP_read_obj, 4, 4, mod_trezorio_FlashOTP_read);
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/// def FlashOTP.lock(self, block: int) -> None:
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/// '''
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/// Lock OTP flash block
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/// '''
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STATIC mp_obj_t mod_trezorio_FlashOTP_lock(mp_obj_t self, mp_obj_t block) {
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uint8_t b = mp_obj_get_int(block);
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if (sectrue != flash_otp_lock(b)) {
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mp_raise_ValueError("lock failed");
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}
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return mp_const_none;
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_2(mod_trezorio_FlashOTP_lock_obj, mod_trezorio_FlashOTP_lock);
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/// def FlashOTP.is_locked(self, block: int) -> bool:
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/// '''
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/// Is OTP flash block locked?
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/// '''
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STATIC mp_obj_t mod_trezorio_FlashOTP_is_locked(mp_obj_t self, mp_obj_t block) {
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uint8_t b = mp_obj_get_int(block);
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return flash_otp_is_locked(b) ? mp_const_true : mp_const_false;
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_2(mod_trezorio_FlashOTP_is_locked_obj, mod_trezorio_FlashOTP_is_locked);
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STATIC const mp_rom_map_elem_t mod_trezorio_FlashOTP_locals_dict_table[] = {
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{ MP_ROM_QSTR(MP_QSTR_read), MP_ROM_PTR(&mod_trezorio_FlashOTP_read_obj) },
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{ MP_ROM_QSTR(MP_QSTR_write), MP_ROM_PTR(&mod_trezorio_FlashOTP_write_obj) },
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{ MP_ROM_QSTR(MP_QSTR_lock), MP_ROM_PTR(&mod_trezorio_FlashOTP_lock_obj) },
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{ MP_ROM_QSTR(MP_QSTR_is_locked), MP_ROM_PTR(&mod_trezorio_FlashOTP_is_locked_obj) },
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};
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STATIC MP_DEFINE_CONST_DICT(mod_trezorio_FlashOTP_locals_dict, mod_trezorio_FlashOTP_locals_dict_table);
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STATIC const mp_obj_type_t mod_trezorio_FlashOTP_type = {
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{ &mp_type_type },
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.name = MP_QSTR_FlashOTP,
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.make_new = mod_trezorio_FlashOTP_make_new,
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.locals_dict = (void*)&mod_trezorio_FlashOTP_locals_dict,
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};
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