1 /*
2  * SPDX-FileCopyrightText: 2019-2022 Espressif Systems (Shanghai) CO LTD
3  *
4  * SPDX-License-Identifier: Apache-2.0
5  */
6 
7 #include "sdkconfig.h"
8 #include "bootloader_clock.h"
9 #include "bootloader_common.h"
10 #include "soc/efuse_reg.h"
11 
bootloader_common_get_chip_revision(void)12 uint8_t bootloader_common_get_chip_revision(void)
13 {
14     // should return the same value as esp_efuse_get_chip_ver()
15     return REG_GET_FIELD(EFUSE_RD_MAC_SPI_SYS_3_REG, EFUSE_WAFER_VERSION);
16 }
17 
bootloader_common_get_chip_ver_pkg(void)18 uint32_t bootloader_common_get_chip_ver_pkg(void)
19 {
20     // should return the same value as esp_efuse_get_pkg_ver()
21     return REG_GET_FIELD(EFUSE_RD_MAC_SPI_SYS_4_REG, EFUSE_PKG_VERSION);
22 }
23