1 // Copyright 2019 Espressif Systems (Shanghai) PTE LTD
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 //     http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14 
15 #include "sdkconfig.h"
16 #include "bootloader_clock.h"
17 #include "bootloader_common.h"
18 #include "soc/efuse_reg.h"
19 
bootloader_common_get_chip_revision(void)20 uint8_t bootloader_common_get_chip_revision(void)
21 {
22     // should return the same value as esp_efuse_get_chip_ver()
23     /* No other revisions for ESP32-S2 */
24     return 0;
25 }
26 
bootloader_common_get_chip_ver_pkg(void)27 uint32_t bootloader_common_get_chip_ver_pkg(void)
28 {
29     // should return the same value as esp_efuse_get_pkg_ver()
30     return REG_GET_FIELD(EFUSE_RD_MAC_SPI_SYS_3_REG, EFUSE_PKG_VERSION);
31 }
32