add support to tell if shared DMA channel is actually shared
avoid starting and stopping the timer peripheral with bdshot
ensure that rcout DMA allocation and deallocation happens entirely within the lock
increase rcout thread working area for bdshot
fix mode mask that is sent to the iomcu
ensure iomcu rcout thread gets timeouts for callbacks
control bdshot input and output line levels on f103
use input capture channel pairs to read rising and falling edges of telemetry on f103
reset channel pairs together on iomcu
generalize the bdshot input path to support suitable buffer sizes for iomcu
generalize DMAR reading of CCR registers to read two at a time on iomcu
enable bi-directional dshot channels on PWM1-4 on iomcu
add methods to directly access erpm values from rcout
update erpm mask and esc telemetry correctly for firmware supporting dshot
add support for propagating bdmask to iomcu
dshot commands to all channels need to be aware of iomcu
ensure esc type is propagated to iomcu
cope with iomcu channel numbering when using EDT
ensure pwm driver is reset properly for dshot commands on iomcu
correctly reset pwm for dshot commands
correctly mask off bdshot bits going to iomcu
don't reset GPIO modes on disabled lines
don't reset pwm_started when sharing DMA channels
set thread name on iomcu rcout and reduce stack size on iomcu
ensure that bdshot pulses with no response are handled correctly
correctly setup DMA for input capture on f103
deal with out of order captured bytes when decoding bdshot telemetry
ensure DMA sharing on f103 does not pull lines low
only disable the timer peripheral when switching DMA channels on iomcu
add support for waiting for _UP to finish before proceeding with dshot
re-order iomcu dshot channels to let TIM4_UP go first
ensure that a cascading event will always come when expected on rcout
allow timeouts when using cascading dshot
always rotate telemetry channel after trying to capture input
cater for both in order and out-of-order bdshot telemetry packets
cope with reversed packets when decoding bdshot telemetry
ensure UP DMA channel is fully free on iomcu before starting next dshot cycle
refactor rcout for iofirmware into separate file
add support for undef of STM32 lines and DMA_NOMAP
add support for F103 running at 24Mhz
add f103 variants of iofirmware
reduce memory usage in iomcu for new model
correct pwm output reporting
split iofirmware into config + mcu to allow f103 definition
don't enable non-existant timers on F103
set timer counter size to be a byte wide
use HAL_DSHOT_ENABLED instead of DISABLE_DSHOT
build iomcu-dshot from existing iomcu
correct defines for DMAR size on iomcu
allow iomcu dshot rate to be configured from FMU
correct DMA allocation for dshot on iomcu
allow debug builds on iofirmware
ensure dshot is enabled on iomcu dshot
support proper iomcu dshot output thread triggered by FMU
allow selective disablement of serial LEDs and passthrough
disable serial LEDs and passthrough on iomcu-dshot
propagate ESC telemetry to iomcu
dshot_send_groups() for iomcu
remove use of ICU on iomcu for dshot. only allocate possible DMA channels
rename serial passthrough and dshot defines
update dshot docs
resize dshot iomcu main stack to minimum
correct dshot prescaler usage and bit_width_mul calculation
use ChibiOS in tickless mode on iomcu-dshot so that virtual timers can be used
propagate dshot commands to iomcu
passthrough oneshot125 to iomcu
LED processing on a separate thread allows much longer LED lengths to be handled without
compromising dshot timing or timeouts. The thread is also run at a lower priority to
reflect its lack of flight criticality
convert RCOutput to new virtual timer interface
cope with SDC vs SDMMC
use new SPIv3 driver. Correct clocks for SDMMCv2.
add STM32L431 support
port ChibiOS config to version 8
support SPIv3 driver model v2 on H7
use currcore in debug options
use new mmc API
disable speed optimizations in the bootloader to save a little flash
upgrade to halconf v8.4
relax constraints on QSP/flash clock.
add support for disabling QSPI reset in main firmware
fixes frequency setup for neopixel, separating out DShot setup. Also
allows for neopixel without other DMA controlled output types for LEDs
in AP_Periph
allow mask updates to be disabled
send dshot commands even if armed - they will be accepted as long as throttle is at zero
only accept low-priority dshot commands while disarmed
apply reversed and reversible mask as servo channels
add support for dshot beepcodes through tonealarm
add support for dshot reversal and command queue
add support for dshot commands to all channels
correctly manage channel enablement in PWM groups
Correctly send dshot commands when using bi-dir dshot
allow reversible settings to be changed
ChibiOS: allow more than one type of ESC for dshot commands
Only execute reverse/reversible commands on BLHeli
add support for checking active ESCS
mark ESCs active when bdshot telemetry is returned
allow dshot alarm to be disabled
allow priroitized dshot commands
allow faster rates synchronized to the loop rate
synchronize 1Khz and use Betaflight definition for prescaler
adjust dshot bitrates
don't allocate IC DMA if already allocated
cancel DMA pulses correctly
try really hard to align pulses with push() by making each dshot pulse event driven
refactor rcout into separate thread and process all dshot requests there
move uart DMA completion to event model
process dshot locks in strick reverse order when unlocking
convert Shared_DMA to use mutexes
move UART transmit to a thread-per-uart
do blocking UART DMA transactions
do blocking dshot DMA transactions
trim stack sizes
cancel dma transactions on dshot when timeout occurs
support contention stats on blocking locking
move thread supression into chibios_hwdef.py
invalidate DMA bounce buffer correctly
separate UART initialisation into two halves
cleanup UART transaction timeouts
add @SYS/uarts.txt
move half-duplex handling to TX thread
correct thread statistics after use of ExpandingString
set unbuffered TX thread priority owner + 1
correctly unlock serial_led_send()
don't share IMU RX on KakuteF7Mini
observe dshot pulse time more accurately.
set TRBUFF bit for UART DMA transfers
deal with UART DMA timeouts correctly
don't deadlock on reverse ordered DMA locks
change PORT_INT_REQUIRED_STACK to 128
calculate DMAR pulse times correctly
ensure 50us pulse separation for LED
make sure the LEDs are signalled for output
only allow LED length to be set once
protect serial LED buffer transfers with mutex
protect serial LED buffer size with mutex
prevent serial LED interactions before rcout is ready
allocate a serial led buffer per channel that needs it
setup clock mask when needed
add support for sampling GPIO pins using timer
don't restart pwm group when not doing bi-dir
fix hwdef generation preproc for TIM DMA
decode telemetry at the start of the dshot cycle
calculate dshot pulse separation correctly and ensure we output rapidly enough
calculate dshot min periods and timeouts correctly
refactor dshot_send() into dshot_send_groups()
use bi-dir dshot channel mask
selectively enable bi-dir RC Channels
process bi-dir mask correctly when allocating DMA channels
allow UP and CH DMA channel sharing
optionally enable bidir vars in hwdef.
enable bi-dir dshot in KakuteF7Mini
enable bi-dir dshot in OmnibusF4Pro
enable bi-dir dshot in OmnibusNanoV6
enable bi-dir dshot in MatekF405
enable bi-dir dshot in fmuv5
enable bi-dir dshot in fmuv3
enable bi-dir dshot in OmnibusF7V2
enable bi-dir dshot in OmnibusNanoV6
enable bi-dir dshot in CubeOrange
enable bi-dir dshot in Pixracer
enable bi-dir dshot in mRoPixracerPro
Co-authored-by: bugobliterator <siddharthbharatpurohit@gmail.com>
this fixes a problem where the user requests DShot (which rquired DMA)
on an output channel which cannot allocate a DMA channel. We end up
sending normal PWM, so the string representation of the output modes
should reflect that
Andy Piper
Andrew Tridgell
bugobliterator
Peter Barker
Iampete1
Peter Hall