1 // Copyright 2020 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 #pragma once
16 
17 #define ESP_ROM_HAS_CRC_LE                  (1) // ROM CRC library supports Little Endian
18 #define ESP_ROM_HAS_CRC_BE                  (1) // ROM CRC library supports Big Endian
19 #define ESP_ROM_HAS_JPEG_DECODE             (1) // ROM has JPEG decode library
20 #define ESP_ROM_UART_CLK_IS_XTAL            (1) // UART clock source is selected to XTAL in ROM
21 #define ESP_ROM_USB_SERIAL_DEVICE_NUM       (3) // UART uses USB_SERIAL_JTAG port in ROM.
22 #define ESP_ROM_HAS_RETARGETABLE_LOCKING    (1) // ROM was built with retargetable locking
23 #define ESP_ROM_HAS_ERASE_0_REGION_BUG      (1) // ROM has esp_flash_erase_region(size=0) bug
24