Files
PX4-Autopilot/boards/espressif/esp32/nuttx-config/scripts/script.ld
henrykotze 8b58c01cd7 ESP32 Support Sponsored by AutonoSky
nsh console running on USB
param module running
working with i2c and common drivers
provided implementation for drv_pwm_output.h
i2cdetect working as expected with no device
mavlink started succesfully
mounts sd card and logger runs
logger to file succesfully
pwm_servo implemented without using Nuttx lib
pwm_out outputs expected waveforms
- however currently if the frequency is higher than what the pwm_out
driver runs, there will be aliasing, based on how the registers gets
resets
wifi softap working
- Seeing wifi hotspot
- cant connect due to wrong password
- problems with adjusting ssid and password
wifi ssid and password being set accordinglu
connected to wifi hotspot with dhpcd
- made some changes to nuttx to only build for SoftAP mode, however this
was effectivelyy removing the ifdef for STATION mode. Should investigate
the coexist option again
added ifdef to not use timer 0 when wifi enabled
- reverted esp32 rt_timer to make use of timer 0 by default

fix setting incorrect bit in hrt timer register

- hrt running as expected, but on startup the pwm_out driver starts up
at about 200Hz and then rises over a minute or so 250Hz. Not sure if
this was present previously, and could be due to Wifi running at time
priority on timer 0

pull xtensa compilers in setup.ubuntu.sh
revert logger stacksize and cmake argument
esp32 chip revision and PX4 UUID implemented

spi board reset implemented, formatting checked

devkit acts on startup as a wifi bridge for comms

- the most usefull setting for the general developer when buying a esp32 devkit
- testing Mavlink shell using ./Tools/mavlink_shell.py
- todo: Test mavlink messages being forward

improve wifi telemetry by increasing prio

- Remove power save mode on wifi
- increased daemon thread schedule priority to 50

compiles without Nuttx changes

- updated compiler settings to match those of nuttx on px4 side

add espressif_esp32 to excluded boards

ci: allow docker to find xtensa compilers
2025-08-19 11:09:56 -07:00

79 lines
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/****************************************************************************
* boards/xtensa/esp32/common/scripts/esp32.ld
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
****************************************************************************/
/* Default entry point: */
MEMORY
{
/* Below values assume the flash cache is on, and have the blocks this
* uses subtracted from the length of the various regions. The 'data access
* port' dram/drom regions map to the same iram/irom regions but are
* connected to the data port of the CPU and e.g. allow bytewise access.
*/
/* IRAM for PRO cpu. Not sure if happy with this, this is MMU area... */
iram0_0_seg (RX) : org = 0x40080000, len = 0x20000
/* Flash mapped instruction data. */
/* The 0x20 offset is a convenience for the app binary image generation.
* Flash cache has 64KB pages. The .bin file which is flashed to the chip
* has a 0x18 byte file header, and each segment has a 0x08 byte segment
* header. Setting this offset makes it simple to meet the flash cache MMU's
* constraint that (paddr % 64KB == vaddr % 64KB).
*/
irom0_0_seg (RX) : org = 0x400d0020, len = 0x330000 - 0x20
/* Shared data RAM, excluding memory reserved for ROM bss/data/stack.
* Enabling Bluetooth & Trace Memory features in menuconfig will decrease
* the amount of RAM available.
*
* Note: The length of this section should be 0x50000, and this extra
* DRAM is available in heap at runtime. However due to static ROM memory
* usage at this 176KB mark, the additional static memory temporarily cannot
* be used.
*/
dram0_0_seg (RW) : org = 0x3ffb0000 + 0,
len = 0x2c200 - 0 - 0
/* Flash mapped constant data */
/* The 0x20 offset is a convenience for the app binary image generation.
* Flash cache has 64KB pages. The .bin file which is flashed to the chip
* has a 0x18 byte file header, and each segment has a 0x08 byte segment
* header. Setting this offset makes it simple to meet the flash cache MMU's
* constraint that (paddr % 64KB == vaddr % 64KB).
*/
drom0_0_seg (R) : org = 0x3f400020, len = 0x400000 - 0x20
/* RTC fast memory (executable). Persists over deep sleep. */
rtc_iram_seg (RWX) : org = 0x400c0000, len = 0x2000
/* RTC slow memory (data accessible). Persists over deep sleep.
* Start of RTC slow memory is reserved for ULP co-processor code + data,
* if enabled.
*/
rtc_slow_seg (RW) : org = 0x50000000 + 0,
len = 0x1000 - 0
/* External memory, including data and text */
extmem_seg (RWX) : org = 0x3f800000, len = 0x400000
}
REGION_ALIAS("default_rodata_seg", drom0_0_seg);
REGION_ALIAS("default_code_seg", irom0_0_seg);
/* Heap ends at top of dram0_0_seg */
_eheap = 0x40000000 - 0;
/* IRAM heap ends at top of dram0_0_seg */
_eiramheap = 0x400a0000;
/* Mark the end of the RTC heap (top of the RTC region) */
_ertcheap = 0x50001fff;