2016-08-29 16:24:22 +08:00
|
|
|
#
|
|
|
|
|
# Example configuration file to hook up an ESP32 module or board to a JTAG
|
|
|
|
|
# adapter. Please modify this file to your local setup.
|
|
|
|
|
#
|
|
|
|
|
#
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
# Include the configuration for the JTAG adapter. We use the Tian TUMPA here.
|
|
|
|
|
# If you have a different interface, please edit this to include the
|
|
|
|
|
# configuration file of yours.
|
|
|
|
|
source [find interface/ftdi/tumpa.cfg]
|
|
|
|
|
|
|
|
|
|
# The ESP32 only supports JTAG.
|
|
|
|
|
transport select jtag
|
|
|
|
|
|
|
|
|
|
# The speed of the JTAG interface, in KHz. If you get DSR/DIR errors (and they
|
|
|
|
|
# do not relate to OpenOCD trying to read from a memory range without physical
|
|
|
|
|
# memory being present there), you can try lowering this.
|
|
|
|
|
adapter_khz 200
|
|
|
|
|
|
|
|
|
|
# With no variables set, openocd will configure JTAG for the two cores of the ESP32 and
|
2016-08-30 11:30:03 +08:00
|
|
|
# will do automatic RTOS detection. This can be be adjusted by uncommenting any of the
|
2016-08-29 16:24:22 +08:00
|
|
|
# following lines:
|
|
|
|
|
|
|
|
|
|
# Only configure the PRO CPU
|
|
|
|
|
#set ESP32_ONLYCPU 1
|
|
|
|
|
# Only configure the APP CPU
|
|
|
|
|
#set ESP32_ONLYCPU 2
|
|
|
|
|
# Disable RTOS support
|
|
|
|
|
#set ESP32_RTOS none
|
|
|
|
|
# Force RTOS to be FreeRTOS
|
|
|
|
|
#set ESP32_RTOS FreeRTOS
|
|
|
|
|
|
|
|
|
|
#Source the ESP32 configuration file
|
|
|
|
|
source [find target/esp32.cfg]
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
# The TDI pin of ESP32 is also a bootstrap pin that selects the voltage the SPI flash
|
2016-08-30 11:30:03 +08:00
|
|
|
# chip runs at. When a hard reset happens (e.g. because someone switches the board off
|
2016-08-29 16:24:22 +08:00
|
|
|
# and on) the ESP32 will use the current TDI value as the bootstrap value because the
|
|
|
|
|
# JTAG adapter overrides the pull-up or pull-down resistor that is supposed to do the
|
|
|
|
|
# bootstrapping. These lines basically set the idle value of the TDO line to a
|
|
|
|
|
# specified value, therefore reducing the chance of a bad bootup due to a bad flash
|
|
|
|
|
# voltage greatly.
|
|
|
|
|
|
|
|
|
|
# Enable this for 1.8V SPI flash
|
|
|
|
|
esp108 flashbootstrap 1.8
|
|
|
|
|
# Enable this for 3.3V SPI flash
|
|
|
|
|
#esp108 flashbootstrap 3.3
|
|
|
|
|
|
|
|
|
|
|
