129     def get_pkg_version(self):  argument
131         return (self.read_reg(self.EFUSE_BLOCK1_ADDR + (4 * num_word)) >> 0) & 0x0F
133     def get_minor_chip_version(self):  argument
135         hi = (self.read_reg(self.EFUSE_BLOCK1_ADDR + (4 * hi_num_word)) >> 20) & 0x01
137         low = (self.read_reg(self.EFUSE_BLOCK1_ADDR + (4 * low_num_word)) >> 4) & 0x07
140     def get_major_chip_version(self):  argument
142         return (self.read_reg(self.EFUSE_BLOCK1_ADDR + (4 * num_word)) >> 18) & 0x03
144     def get_flash_version(self):  argument
146         return (self.read_reg(self.EFUSE_BLOCK1_ADDR + (4 * num_word)) >> 21) & 0x0F
148     def get_flash_cap(self):  argument
149         return self.get_flash_version()
151     def get_psram_version(self):  argument
153         return (self.read_reg(self.EFUSE_BLOCK1_ADDR + (4 * num_word)) >> 28) & 0x0F
155     def get_psram_cap(self):  argument
156         return self.get_psram_version()
158     def get_block2_version(self):  argument
161         return (self.read_reg(self.EFUSE_BLOCK2_ADDR + (4 * num_word)) >> 4) & 0x07
163     def get_chip_description(self):  argument
171             self.get_flash_cap() + self.get_psram_cap() * 100,
174         major_rev = self.get_major_chip_version()
175         minor_rev = self.get_minor_chip_version()
178     def get_chip_features(self):  argument
181         if self.secure_download_mode:
188         }.get(self.get_flash_cap(), "Unknown Embedded Flash")
195         }.get(self.get_psram_cap(), "Unknown Embedded PSRAM")
202         }.get(self.get_block2_version(), "Unknown Calibration in BLK2")
207     def get_crystal_freq(self):  argument
211     def _get_rtc_cntl_flash_voltage(self):  argument
214     def override_vddsdio(self, new_voltage):  argument
219     def read_mac(self, mac_type="BASE_MAC"):  argument
223         mac0 = self.read_reg(self.MAC_EFUSE_REG)
224         mac1 = self.read_reg(self.MAC_EFUSE_REG + 4)  # only bottom 16 bits are MAC
228     def flash_type(self):  argument
231             if self.read_reg(self.EFUSE_RD_REPEAT_DATA3_REG)
232             & self.EFUSE_RD_REPEAT_DATA3_REG_FLASH_TYPE_MASK
236     def get_flash_crypt_config(self):  argument
239     def get_secure_boot_enabled(self):  argument
241             self.read_reg(self.EFUSE_SECURE_BOOT_EN_REG)
242             & self.EFUSE_SECURE_BOOT_EN_MASK
245     def get_key_block_purpose(self, key_block):  argument
246         if key_block < 0 or key_block > self.EFUSE_MAX_KEY:
252             (self.EFUSE_PURPOSE_KEY0_REG, self.EFUSE_PURPOSE_KEY0_SHIFT),
253             (self.EFUSE_PURPOSE_KEY1_REG, self.EFUSE_PURPOSE_KEY1_SHIFT),
254             (self.EFUSE_PURPOSE_KEY2_REG, self.EFUSE_PURPOSE_KEY2_SHIFT),
255             (self.EFUSE_PURPOSE_KEY3_REG, self.EFUSE_PURPOSE_KEY3_SHIFT),
256             (self.EFUSE_PURPOSE_KEY4_REG, self.EFUSE_PURPOSE_KEY4_SHIFT),
257             (self.EFUSE_PURPOSE_KEY5_REG, self.EFUSE_PURPOSE_KEY5_SHIFT),
259         return (self.read_reg(reg) >> shift) & 0xF
261     def is_flash_encryption_key_valid(self):  argument
264             self.get_key_block_purpose(b) for b in range(self.EFUSE_MAX_KEY + 1)
267         if any(p == self.PURPOSE_VAL_XTS_AES128_KEY for p in purposes):
270         return any(p == self.PURPOSE_VAL_XTS_AES256_KEY_1 for p in purposes) and any(
271             p == self.PURPOSE_VAL_XTS_AES256_KEY_2 for p in purposes
274     def uses_usb_otg(self):  argument
278         if self.secure_download_mode:
280         return self.get_uart_no() == self.UARTDEV_BUF_NO_USB_OTG
282     def _post_connect(self):  argument
283         if self.uses_usb_otg():
284             self.ESP_RAM_BLOCK = self.USB_RAM_BLOCK
286     def _check_if_can_reset(self):  argument
295         strap_reg = self.read_reg(self.GPIO_STRAP_REG)
296         force_dl_reg = self.read_reg(self.RTC_CNTL_OPTION1_REG)
298             strap_reg & self.GPIO_STRAP_SPI_BOOT_MASK == 0
299             and force_dl_reg & self.RTC_CNTL_FORCE_DOWNLOAD_BOOT_MASK == 0
308     def hard_reset(self):  argument
309         uses_usb_otg = self.uses_usb_otg()
311             self._check_if_can_reset()
314         HardReset(self._port, uses_usb_otg)()
316     def change_baud(self, baud):  argument
317         ESPLoader.change_baud(self, baud)
319     def check_spi_connection(self, spi_connection):  argument
340     def __init__(self, rom_loader):  argument
341         self.secure_download_mode = rom_loader.secure_download_mode
342         self._port = rom_loader._port
343         self._trace_enabled = rom_loader._trace_enabled
344         self.cache = rom_loader.cache
345         self.flush_input()  # resets _slip_reader
348             self.ESP_RAM_BLOCK = self.USB_RAM_BLOCK
349             self.FLASH_WRITE_SIZE = self.USB_RAM_BLOCK