commit 3ccc6a6a594dfdea742dfb938aa5c2c1f61b744c
author Almir Okato <almir.okato@espressif.com> Mon Jun 26 18:09:10 2023 -0300
committer almir-okato <66885489+almir-okato@users.noreply.github.com> Mon Jul 24 22:51:11 2023 -0300
tree 609cf12437245807e7b006bceae1b10db63d0dd7
parent 879348be07b8a8f1543e54b922068427ebc1c3a7

espressif: add flash parameters to esptool command for building

Signed-off-by: Almir Okato <almir.okato@espressif.com>

boot/espressif/CMakeLists.txt

diff --git a/boot/espressif/CMakeLists.txt b/boot/espressif/CMakeLists.txt
index 184c64b..15eba34 100644
--- a/boot/espressif/CMakeLists.txt
+++ b/boot/espressif/CMakeLists.txt
@@ -104,6 +104,26 @@
     set(esptool_path "${ESPTOOL_COMMAND}")
 endif()
 
+# Flash frequency parameter for esptool.py, for more information, check `esptool.py -h`
+if (NOT DEFINED ESP_FLASH_FREQ)
+    if ("${MCUBOOT_TARGET}" STREQUAL "esp32" OR
+        "${MCUBOOT_TARGET}" STREQUAL "esp32s2" OR
+        "${MCUBOOT_TARGET}" STREQUAL "esp32s3" OR
+        "${MCUBOOT_TARGET}" STREQUAL "esp32c3")
+        set(ESP_FLASH_FREQ "40m")
+    endif()
+endif()
+
+# Flash mode parameter for esptool.py, for more information, check `esptool.py -h`
+if (NOT DEFINED ESP_FLASH_MODE)
+    set(ESP_FLASH_MODE "dio")
+endif()
+
+# Serial baud rate parameter for esptool.py flash use, for more information, check `esptool.py -h`
+if (NOT DEFINED ESP_BAUD_RATE)
+    set(ESP_BAUD_RATE 115200)
+endif()
+
 if (DEFINED CONFIG_ESP_SIGN_RSA)
     include(${CMAKE_CURRENT_LIST_DIR}/include/crypto_config/rsa.cmake)
 elseif (DEFINED CONFIG_ESP_SIGN_EC256)
@@ -294,7 +314,7 @@
     COMMAND
     ${esptool_path}
     --chip ${MCUBOOT_TARGET} elf2image --min-rev ${ESP_MIN_REVISION}
-    --flash_mode dio --flash_freq 40m --flash_size ${CONFIG_ESP_FLASH_SIZE}
+    --flash_mode ${ESP_FLASH_MODE} --flash_freq ${ESP_FLASH_FREQ} --flash_size ${CONFIG_ESP_FLASH_SIZE}
     -o ${APP_NAME}.bin ${APP_NAME}.elf
     )
 
@@ -314,9 +334,9 @@
     USES_TERMINAL
     COMMAND
     ${esptool_path}
-    -p ${FLASH_PORT} -b 2000000 --before default_reset --after no_reset
+    -p ${FLASH_PORT} -b ${ESP_BAUD_RATE} --before default_reset --after no_reset
     --chip ${MCUBOOT_TARGET} write_flash
-    --flash_mode dio --flash_size ${CONFIG_ESP_FLASH_SIZE}
-    --flash_freq 40m ${CONFIG_ESP_BOOTLOADER_OFFSET}
+    --flash_mode ${ESP_FLASH_MODE} --flash_size ${CONFIG_ESP_FLASH_SIZE}
+    --flash_freq ${ESP_FLASH_FREQ} ${CONFIG_ESP_BOOTLOADER_OFFSET}
     ${APP_NAME}.bin
     )