atse/thermostat
1
0
Fork 0
forked from M-Labs/thermostat
Code Issues Pull Requests Activity

Apply cargo fmt

Browse Source
This commit is contained in:
atse 2024-10-14 11:52:15 +08:00
parent 798b400aa5
commit 453360ff5e
26 changed files with 1144 additions and 922 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

26
src/ad5680.rs
View File

@ -1,12 +1,9 @@
use stm32f4xx_hal::{
hal::{
blocking::spi::Transfer,
digital::v2::OutputPin,
},
time::MegaHertz,
spi,
};
use crate::timer::sleep; use crate::timer::sleep;
use stm32f4xx_hal::{
hal::{blocking::spi::Transfer, digital::v2::OutputPin},
spi,
time::MegaHertz,
};
/// SPI Mode 1 /// SPI Mode 1
pub const SPI_MODE: spi::Mode = spi::Mode { pub const SPI_MODE: spi::Mode = spi::Mode {
@ -27,11 +24,8 @@ pub struct Dac<SPI: Transfer<u8>, S: OutputPin> {
impl<SPI: Transfer<u8>, S: OutputPin> Dac<SPI, S> { impl<SPI: Transfer<u8>, S: OutputPin> Dac<SPI, S> {
pub fn new(spi: SPI, mut sync: S) -> Self { pub fn new(spi: SPI, mut sync: S) -> Self {
let _ = sync.set_low(); let _ = sync.set_low();
Dac { Dac { spi, sync }
spi,
sync,
}
} }
fn write(&mut self, buf: &mut [u8]) -> Result<(), SPI::Error> { fn write(&mut self, buf: &mut [u8]) -> Result<(), SPI::Error> {
@ -47,11 +41,7 @@ impl<SPI: Transfer<u8>, S: OutputPin> Dac<SPI, S> {
pub fn set(&mut self, value: u32) -> Result<u32, SPI::Error> { pub fn set(&mut self, value: u32) -> Result<u32, SPI::Error> {
let value = value.min(MAX_VALUE); let value = value.min(MAX_VALUE);
let mut buf = [ let mut buf = [(value >> 14) as u8, (value >> 6) as u8, (value << 2) as u8];
(value >> 14) as u8,
(value >> 6) as u8,
(value << 2) as u8,
];
self.write(&mut buf)?; self.write(&mut buf)?;
Ok(value) Ok(value)
} }

119
src/ad7172/adc.rs
View File

@ -1,18 +1,12 @@
use super::{
checksum::{Checksum, ChecksumMode},
regs::{self, Register, RegisterData},
DigitalFilterOrder, Input, Mode, PostFilter, RefSource,
};
use core::fmt; use core::fmt;
use log::{info, warn}; use log::{info, warn};
use stm32f4xx_hal::hal::{ use stm32f4xx_hal::hal::{blocking::spi::Transfer, digital::v2::OutputPin};
blocking::spi::Transfer, use uom::si::{electric_potential::volt, f64::ElectricPotential};
digital::v2::OutputPin,
};
use uom::si::{
f64::ElectricPotential,
electric_potential::volt,
};
use super::{
regs::{self, Register, RegisterData},
checksum::{ChecksumMode, Checksum},
Mode, Input, RefSource, PostFilter, DigitalFilterOrder,
};
/// AD7172-2 implementation /// AD7172-2 implementation
/// ///
@ -27,7 +21,8 @@ impl<SPI: Transfer<u8, Error = E>, NSS: OutputPin, E: fmt::Debug> Adc<SPI, NSS>
pub fn new(spi: SPI, mut nss: NSS) -> Result<Self, SPI::Error> { pub fn new(spi: SPI, mut nss: NSS) -> Result<Self, SPI::Error> {
let _ = nss.set_high(); let _ = nss.set_high();
let mut adc = Adc { let mut adc = Adc {
spi, nss, spi,
nss,
checksum_mode: ChecksumMode::Off, checksum_mode: ChecksumMode::Off,
}; };
adc.reset()?; adc.reset()?;
@ -55,8 +50,7 @@ impl<SPI: Transfer<u8, Error = E>, NSS: OutputPin, E: fmt::Debug> Adc<SPI, NSS>
/// `0x00DX` for AD7172-2 /// `0x00DX` for AD7172-2
pub fn identify(&mut self) -> Result<u16, SPI::Error> { pub fn identify(&mut self) -> Result<u16, SPI::Error> {
self.read_reg(&regs::Id) self.read_reg(&regs::Id).map(|id| id.id())
.map(|id| id.id())
} }
pub fn set_checksum_mode(&mut self, mode: ChecksumMode) -> Result<(), SPI::Error> { pub fn set_checksum_mode(&mut self, mode: ChecksumMode) -> Result<(), SPI::Error> {
@ -76,7 +70,10 @@ impl<SPI: Transfer<u8, Error = E>, NSS: OutputPin, E: fmt::Debug> Adc<SPI, NSS>
} }
pub fn setup_channel( pub fn setup_channel(
&mut self, index: u8, in_pos: Input, in_neg: Input &mut self,
index: u8,
in_pos: Input,
in_neg: Input,
) -> Result<(), SPI::Error> { ) -> Result<(), SPI::Error> {
self.update_reg(&regs::SetupCon { index }, |data| { self.update_reg(&regs::SetupCon { index }, |data| {
data.set_bipolar(false); data.set_bipolar(false);
@ -106,7 +103,11 @@ impl<SPI: Transfer<u8, Error = E>, NSS: OutputPin, E: fmt::Debug> Adc<SPI, NSS>
let offset = self.read_reg(&regs::Offset { index })?.offset(); let offset = self.read_reg(&regs::Offset { index })?.offset();
let gain = self.read_reg(&regs::Gain { index })?.gain(); let gain = self.read_reg(&regs::Gain { index })?.gain();
let bipolar = self.read_reg(&regs::SetupCon { index })?.bipolar(); let bipolar = self.read_reg(&regs::SetupCon { index })?.bipolar();
Ok(ChannelCalibration { offset, gain, bipolar }) Ok(ChannelCalibration {
offset,
gain,
bipolar,
})
} }
pub fn start_continuous_conversion(&mut self) -> Result<(), SPI::Error> { pub fn start_continuous_conversion(&mut self) -> Result<(), SPI::Error> {
@ -119,44 +120,43 @@ impl<SPI: Transfer<u8, Error = E>, NSS: OutputPin, E: fmt::Debug> Adc<SPI, NSS>
} }
pub fn get_postfilter(&mut self, index: u8) -> Result<Option<PostFilter>, SPI::Error> { pub fn get_postfilter(&mut self, index: u8) -> Result<Option<PostFilter>, SPI::Error> {
self.read_reg(&regs::FiltCon { index }) self.read_reg(&regs::FiltCon { index }).map(|data| {
.map(|data| { if data.enh_filt_en() {
if data.enh_filt_en() { Some(data.enh_filt())
Some(data.enh_filt()) } else {
} else { None
None }
} })
})
} }
pub fn set_postfilter(&mut self, index: u8, filter: Option<PostFilter>) -> Result<(), SPI::Error> { pub fn set_postfilter(
self.update_reg(&regs::FiltCon { index }, |data| { &mut self,
match filter { index: u8,
None => data.set_enh_filt_en(false), filter: Option<PostFilter>,
Some(filter) => { ) -> Result<(), SPI::Error> {
data.set_enh_filt_en(true); self.update_reg(&regs::FiltCon { index }, |data| match filter {
data.set_enh_filt(filter); None => data.set_enh_filt_en(false),
} Some(filter) => {
data.set_enh_filt_en(true);
data.set_enh_filt(filter);
} }
}) })
} }
/// Returns the channel the data is from /// Returns the channel the data is from
pub fn data_ready(&mut self) -> Result<Option<u8>, SPI::Error> { pub fn data_ready(&mut self) -> Result<Option<u8>, SPI::Error> {
self.read_reg(&regs::Status) self.read_reg(&regs::Status).map(|status| {
.map(|status| { if status.ready() {
if status.ready() { Some(status.channel())
Some(status.channel()) } else {
} else { None
None }
} })
})
} }
/// Get data /// Get data
pub fn read_data(&mut self) -> Result<u32, SPI::Error> { pub fn read_data(&mut self) -> Result<u32, SPI::Error> {
self.read_reg(&regs::Data) self.read_reg(&regs::Data).map(|data| data.data())
.map(|data| data.data())
} }
fn read_reg<R: regs::Register>(&mut self, reg: &R) -> Result<R::Data, SPI::Error> { fn read_reg<R: regs::Register>(&mut self, reg: &R) -> Result<R::Data, SPI::Error> {
@ -175,12 +175,21 @@ impl<SPI: Transfer<u8, Error = E>, NSS: OutputPin, E: fmt::Debug> Adc<SPI, NSS>
break; break;
} }
// Retry // Retry
warn!("read_reg {:02X}: checksum error: {:?}!={:?}, retrying", reg.address(), checksum_expected, checksum_in); warn!(
"read_reg {:02X}: checksum error: {:?}!={:?}, retrying",
reg.address(),
checksum_expected,
checksum_in
);
} }
Ok(reg_data) Ok(reg_data)
} }
fn write_reg<R: regs::Register>(&mut self, reg: &R, reg_data: &mut R::Data) -> Result<(), SPI::Error> { fn write_reg<R: regs::Register>(
&mut self,
reg: &R,
reg_data: &mut R::Data,
) -> Result<(), SPI::Error> {
loop { loop {
let address = reg.address(); let address = reg.address();
let mut checksum = Checksum::new(match self.checksum_mode { let mut checksum = Checksum::new(match self.checksum_mode {
@ -201,7 +210,10 @@ impl<SPI: Transfer<u8, Error = E>, NSS: OutputPin, E: fmt::Debug> Adc<SPI, NSS>
if *readback_data == **reg_data { if *readback_data == **reg_data {
return Ok(()); return Ok(());
} }
warn!("write_reg {:02X}: readback error, {:?}!={:?}, retrying", address, &*readback_data, &**reg_data); warn!(
"write_reg {:02X}: readback error, {:?}!={:?}, retrying",
address, &*readback_data, &**reg_data
);
} }
} }
@ -225,7 +237,12 @@ impl<SPI: Transfer<u8, Error = E>, NSS: OutputPin, E: fmt::Debug> Adc<SPI, NSS>
Ok(()) Ok(())
} }
fn transfer<'w>(&mut self, addr: u8, reg_data: &'w mut [u8], checksum: Option<u8>) -> Result<Option<u8>, SPI::Error> { fn transfer<'w>(
&mut self,
addr: u8,
reg_data: &'w mut [u8],
checksum: Option<u8>,
) -> Result<Option<u8>, SPI::Error> {
let mut addr_buf = [addr]; let mut addr_buf = [addr];
let _ = self.nss.set_low(); let _ = self.nss.set_low();
@ -234,8 +251,7 @@ impl<SPI: Transfer<u8, Error = E>, NSS: OutputPin, E: fmt::Debug> Adc<SPI, NSS>
Err(e) => Err(e), Err(e) => Err(e),
}; };
let result = match (result, checksum) { let result = match (result, checksum) {
(Ok(_), None) => (Ok(_), None) => Ok(None),
Ok(None),
(Ok(_), Some(checksum_out)) => { (Ok(_), Some(checksum_out)) => {
let mut checksum_buf = [checksum_out; 1]; let mut checksum_buf = [checksum_out; 1];
match self.spi.transfer(&mut checksum_buf) { match self.spi.transfer(&mut checksum_buf) {
@ -243,8 +259,7 @@ impl<SPI: Transfer<u8, Error = E>, NSS: OutputPin, E: fmt::Debug> Adc<SPI, NSS>
Err(e) => Err(e), Err(e) => Err(e),
} }
} }
(Err(e), _) => (Err(e), _) => Err(e),
Err(e),
}; };
let _ = self.nss.set_high(); let _ = self.nss.set_high();

8
src/ad7172/checksum.rs
View File

@ -29,13 +29,13 @@ impl Checksum {
fn feed_byte(&mut self, input: u8) { fn feed_byte(&mut self, input: u8) {
match self.mode { match self.mode {
ChecksumMode::Off => {}, ChecksumMode::Off => {}
ChecksumMode::Xor => self.state ^= input, ChecksumMode::Xor => self.state ^= input,
ChecksumMode::Crc => { ChecksumMode::Crc => {
for i in 0..8 { for i in 0..8 {
let input_mask = 0x80 >> i; let input_mask = 0x80 >> i;
self.state = (self.state << 1) ^ self.state = (self.state << 1)
if ((self.state & 0x80) != 0) != ((input & input_mask) != 0) { ^ if ((self.state & 0x80) != 0) != ((input & input_mask) != 0) {
0x07 /* x8 + x2 + x + 1 */ 0x07 /* x8 + x2 + x + 1 */
} else { } else {
0 0
@ -54,7 +54,7 @@ impl Checksum {
pub fn result(&self) -> Option<u8> { pub fn result(&self) -> Option<u8> {
match self.mode { match self.mode {
ChecksumMode::Off => None, ChecksumMode::Off => None,
_ => Some(self.state) _ => Some(self.state),
} }
} }
} }

16
src/ad7172/mod.rs
View File

@ -1,13 +1,10 @@
use core::fmt; use core::fmt;
use num_traits::float::Float; use num_traits::float::Float;
use serde::{Serialize, Deserialize}; use serde::{Deserialize, Serialize};
use stm32f4xx_hal::{ use stm32f4xx_hal::{spi, time::MegaHertz};
time::MegaHertz,
spi,
};
pub mod regs;
mod checksum; mod checksum;
pub mod regs;
pub use checksum::ChecksumMode; pub use checksum::ChecksumMode;
mod adc; mod adc;
pub use adc::*; pub use adc::*;
@ -22,7 +19,6 @@ pub const SPI_CLOCK: MegaHertz = MegaHertz(2);
pub const MAX_VALUE: u32 = 0xFF_FFFF; pub const MAX_VALUE: u32 = 0xFF_FFFF;
#[derive(Clone, Copy, Debug)] #[derive(Clone, Copy, Debug)]
#[repr(u8)] #[repr(u8)]
pub enum Mode { pub enum Mode {
@ -105,7 +101,8 @@ impl fmt::Display for Input {
RefPos => "ref+", RefPos => "ref+",
RefNeg => "ref-", RefNeg => "ref-",
_ => "<INVALID>", _ => "<INVALID>",
}.fmt(fmt) }
.fmt(fmt)
} }
} }
@ -141,7 +138,8 @@ impl fmt::Display for RefSource {
Internal => "internal", Internal => "internal",
Avdd1MinusAvss => "avdd1-avss", Avdd1MinusAvss => "avdd1-avss",
_ => "<INVALID>", _ => "<INVALID>",
}.fmt(fmt) }
.fmt(fmt)
} }
} }

106
src/ad7172/regs.rs
View File

@ -1,6 +1,6 @@
use core::ops::{Deref, DerefMut};
use byteorder::{BigEndian, ByteOrder};
use bit_field::BitField; use bit_field::BitField;
use byteorder::{BigEndian, ByteOrder};
use core::ops::{Deref, DerefMut};
use super::*; use super::*;
@ -9,7 +9,7 @@ pub trait Register {
fn address(&self) -> u8; fn address(&self) -> u8;
} }
pub trait RegisterData: Clone + Deref<Target=[u8]> + DerefMut { pub trait RegisterData: Clone + Deref<Target = [u8]> + DerefMut {
fn empty() -> Self; fn empty() -> Self;
} }
@ -49,7 +49,9 @@ macro_rules! def_reg {
} }
}; };
($Reg: ident, u8, $reg: ident, $addr: expr, $size: expr) => { ($Reg: ident, u8, $reg: ident, $addr: expr, $size: expr) => {
pub struct $Reg { pub index: u8, } pub struct $Reg {
pub index: u8,
}
impl Register for $Reg { impl Register for $Reg {
type Data = $reg::Data; type Data = $reg::Data;
fn address(&self) -> u8 { fn address(&self) -> u8 {
@ -76,7 +78,7 @@ macro_rules! def_reg {
} }
} }
} }
} };
} }
macro_rules! reg_bit { macro_rules! reg_bit {
@ -146,7 +148,7 @@ def_reg!(Status, status, 0x00, 1);
impl status::Data { impl status::Data {
/// Is there new data to read? /// Is there new data to read?
pub fn ready(&self) -> bool { pub fn ready(&self) -> bool {
! self.not_ready() !self.not_ready()
} }
reg_bit!(not_ready, 0, 7, "No data ready indicator"); reg_bit!(not_ready, 0, 7, "No data ready indicator");
@ -159,9 +161,21 @@ impl status::Data {
def_reg!(AdcMode, adc_mode, 0x01, 2); def_reg!(AdcMode, adc_mode, 0x01, 2);
impl adc_mode::Data { impl adc_mode::Data {
reg_bits!(delay, set_delay, 0, 0..=2, "Delay after channel switch"); reg_bits!(delay, set_delay, 0, 0..=2, "Delay after channel switch");
reg_bit!(sing_cyc, set_sing_cyc, 0, 5, "Can only used with single channel"); reg_bit!(
sing_cyc,
set_sing_cyc,
0,
5,
"Can only used with single channel"
);
reg_bit!(hide_delay, set_hide_delay, 0, 6, "Hide delay"); reg_bit!(hide_delay, set_hide_delay, 0, 6, "Hide delay");
reg_bit!(ref_en, set_ref_en, 0, 7, "Enable internal reference, output buffered 2.5 V to REFOUT"); reg_bit!(
ref_en,
set_ref_en,
0,
7,
"Enable internal reference, output buffered 2.5 V to REFOUT"
);
reg_bits!(clockset, set_clocksel, 1, 2..=3, "Clock source"); reg_bits!(clockset, set_clocksel, 1, 2..=3, "Clock source");
reg_bits!(mode, set_mode, 1, 4..=6, Mode, "Operating mode"); reg_bits!(mode, set_mode, 1, 4..=6, Mode, "Operating mode");
} }
@ -174,15 +188,19 @@ impl if_mode::Data {
def_reg!(Data, data, 0x04, 3); def_reg!(Data, data, 0x04, 3);
impl data::Data { impl data::Data {
pub fn data(&self) -> u32 { pub fn data(&self) -> u32 {
(u32::from(self.0[0]) << 16) | (u32::from(self.0[0]) << 16) | (u32::from(self.0[1]) << 8) | u32::from(self.0[2])
(u32::from(self.0[1]) << 8) |
u32::from(self.0[2])
} }
} }
def_reg!(GpioCon, gpio_con, 0x06, 2); def_reg!(GpioCon, gpio_con, 0x06, 2);
impl gpio_con::Data { impl gpio_con::Data {
reg_bit!(sync_en, set_sync_en, 0, 3, "Enables the SYNC/ERROR pin as a sync input"); reg_bit!(
sync_en,
set_sync_en,
0,
3,
"Enables the SYNC/ERROR pin as a sync input"
);
} }
def_reg!(Id, id, 0x07, 2); def_reg!(Id, id, 0x07, 2);
@ -200,8 +218,7 @@ impl channel::Data {
/// Which input is connected to positive input of this channel /// Which input is connected to positive input of this channel
#[allow(unused)] #[allow(unused)]
pub fn a_in_pos(&self) -> Input { pub fn a_in_pos(&self) -> Input {
((self.0[0].get_bits(0..=1) << 3) | ((self.0[0].get_bits(0..=1) << 3) | self.0[1].get_bits(5..=7)).into()
self.0[1].get_bits(5..=7)).into()
} }
/// Set which input is connected to positive input of this channel /// Set which input is connected to positive input of this channel
#[allow(unused)] #[allow(unused)]
@ -210,27 +227,66 @@ impl channel::Data {
self.0[0].set_bits(0..=1, value >> 3); self.0[0].set_bits(0..=1, value >> 3);
self.0[1].set_bits(5..=7, value & 0x7); self.0[1].set_bits(5..=7, value & 0x7);
} }
reg_bits!(a_in_neg, set_a_in_neg, 1, 0..=4, Input, reg_bits!(
"Which input is connected to negative input of this channel"); a_in_neg,
set_a_in_neg,
1,
0..=4,
Input,
"Which input is connected to negative input of this channel"
);
} }
def_reg!(SetupCon, u8, setup_con, 0x20, 2); def_reg!(SetupCon, u8, setup_con, 0x20, 2);
impl setup_con::Data { impl setup_con::Data {
reg_bit!(bipolar, set_bipolar, 0, 4, "Unipolar (`false`) or bipolar (`true`) coded output"); reg_bit!(
bipolar,
set_bipolar,
0,
4,
"Unipolar (`false`) or bipolar (`true`) coded output"
);
reg_bit!(refbuf_pos, set_refbuf_pos, 0, 3, "Enable REF+ input buffer"); reg_bit!(refbuf_pos, set_refbuf_pos, 0, 3, "Enable REF+ input buffer");
reg_bit!(refbuf_neg, set_refbuf_neg, 0, 2, "Enable REF- input buffer"); reg_bit!(refbuf_neg, set_refbuf_neg, 0, 2, "Enable REF- input buffer");
reg_bit!(ainbuf_pos, set_ainbuf_pos, 0, 1, "Enable AIN+ input buffer"); reg_bit!(ainbuf_pos, set_ainbuf_pos, 0, 1, "Enable AIN+ input buffer");
reg_bit!(ainbuf_neg, set_ainbuf_neg, 0, 0, "Enable AIN- input buffer"); reg_bit!(ainbuf_neg, set_ainbuf_neg, 0, 0, "Enable AIN- input buffer");
reg_bit!(burnout_en, 1, 7, "enables a 10 µA current source on the positive analog input selected and a 10 µA current sink on the negative analog input selected"); reg_bit!(burnout_en, 1, 7, "enables a 10 µA current source on the positive analog input selected and a 10 µA current sink on the negative analog input selected");
reg_bits!(ref_sel, set_ref_sel, 1, 4..=5, RefSource, "Select reference source for conversion"); reg_bits!(
ref_sel,
set_ref_sel,
1,
4..=5,
RefSource,
"Select reference source for conversion"
);
} }
def_reg!(FiltCon, u8, filt_con, 0x28, 2); def_reg!(FiltCon, u8, filt_con, 0x28, 2);
impl filt_con::Data { impl filt_con::Data {
reg_bit!(sinc3_map, 0, 7, "If set, mapping of filter register changes to directly program the decimation rate of the sinc3 filter"); reg_bit!(sinc3_map, 0, 7, "If set, mapping of filter register changes to directly program the decimation rate of the sinc3 filter");
reg_bit!(enh_filt_en, set_enh_filt_en, 0, 3, "Enable postfilters for enhanced 50Hz and 60Hz rejection"); reg_bit!(
reg_bits!(enh_filt, set_enh_filt, 0, 0..=2, PostFilter, "Select postfilters for enhanced 50Hz and 60Hz rejection"); enh_filt_en,
reg_bits!(order, set_order, 1, 5..=6, DigitalFilterOrder, "order of the digital filter that processes the modulator data"); set_enh_filt_en,
0,
3,
"Enable postfilters for enhanced 50Hz and 60Hz rejection"
);
reg_bits!(
enh_filt,
set_enh_filt,
0,
0..=2,
PostFilter,
"Select postfilters for enhanced 50Hz and 60Hz rejection"
);
reg_bits!(
order,
set_order,
1,
5..=6,
DigitalFilterOrder,
"order of the digital filter that processes the modulator data"
);
reg_bits!(odr, set_odr, 1, 0..=4, "Output data rate"); reg_bits!(odr, set_odr, 1, 0..=4, "Output data rate");
} }
@ -238,9 +294,7 @@ def_reg!(Offset, u8, offset, 0x30, 3);
impl offset::Data { impl offset::Data {
#[allow(unused)] #[allow(unused)]
pub fn offset(&self) -> u32 { pub fn offset(&self) -> u32 {
(u32::from(self.0[0]) << 16) | (u32::from(self.0[0]) << 16) | (u32::from(self.0[1]) << 8) | u32::from(self.0[2])
(u32::from(self.0[1]) << 8) |
u32::from(self.0[2])
} }
#[allow(unused)] #[allow(unused)]
pub fn set_offset(&mut self, value: u32) { pub fn set_offset(&mut self, value: u32) {
@ -254,9 +308,7 @@ def_reg!(Gain, u8, gain, 0x38, 3);
impl gain::Data { impl gain::Data {
#[allow(unused)] #[allow(unused)]
pub fn gain(&self) -> u32 { pub fn gain(&self) -> u32 {
(u32::from(self.0[0]) << 16) | (u32::from(self.0[0]) << 16) | (u32::from(self.0[1]) << 8) | u32::from(self.0[2])
(u32::from(self.0[1]) << 8) |
u32::from(self.0[2])
} }
#[allow(unused)] #[allow(unused)]
pub fn set_gain(&mut self, value: u32) { pub fn set_gain(&mut self, value: u32) {

15
src/channel.rs
View File

@ -1,14 +1,10 @@
use stm32f4xx_hal::hal::digital::v2::OutputPin;
use uom::si::{
f64::ElectricPotential,
electric_potential::volt,
};
use crate::{ use crate::{
ad5680, ad5680, ad7172,
ad7172,
channel_state::ChannelState, channel_state::ChannelState,
pins::{ChannelPins, ChannelPinSet}, pins::{ChannelPinSet, ChannelPins},
}; };
use stm32f4xx_hal::hal::digital::v2::OutputPin;
use uom::si::{electric_potential::volt, f64::ElectricPotential};
/// Marker type for the first channel /// Marker type for the first channel
pub struct Channel0; pub struct Channel0;
@ -40,7 +36,8 @@ impl<C: ChannelPins> Channel<C> {
Channel { Channel {
state, state,
dac, vref_meas, dac,
vref_meas,
shdn: pins.shdn, shdn: pins.shdn,
vref_pin: pins.vref_pin, vref_pin: pins.vref_pin,
itec_pin: pins.itec_pin, itec_pin: pins.itec_pin,

34
src/channel_state.rs
View File

@ -1,24 +1,19 @@
use smoltcp::time::{Duration, Instant};
use uom::si::{
f64::{
ElectricPotential,
ElectricCurrent,
ElectricalResistance,
ThermodynamicTemperature,
Time,
},
electric_potential::volt,
electric_current::ampere,
electrical_resistance::ohm,
thermodynamic_temperature::degree_celsius,
time::millisecond,
};
use crate::{ use crate::{
ad7172, ad7172,
pid,
config::PwmLimits,
steinhart_hart as sh,
command_parser::{CenterPoint, Polarity}, command_parser::{CenterPoint, Polarity},
config::PwmLimits,
pid, steinhart_hart as sh,
};
use smoltcp::time::{Duration, Instant};
use uom::si::{
electric_current::ampere,
electric_potential::volt,
electrical_resistance::ohm,
f64::{
ElectricCurrent, ElectricPotential, ElectricalResistance, ThermodynamicTemperature, Time,
},
thermodynamic_temperature::degree_celsius,
time::millisecond,
}; };
const R_INNER: f64 = 2.0 * 5100.0; const R_INNER: f64 = 2.0 * 5100.0;
@ -76,8 +71,7 @@ impl ChannelState {
/// Update PID state on ADC input, calculate new DAC output /// Update PID state on ADC input, calculate new DAC output
pub fn update_pid(&mut self) -> Option<f64> { pub fn update_pid(&mut self) -> Option<f64> {
let temperature = self.get_temperature()? let temperature = self.get_temperature()?.get::<degree_celsius>();
.get::<degree_celsius>();
let pid_output = self.pid.update(temperature); let pid_output = self.pid.update(temperature);
Some(pid_output) Some(pid_output)
} }

241
src/channels.rs
View File

@ -1,3 +1,13 @@
use crate::timer::sleep;
use crate::{
ad5680, ad7172,
channel::{Channel, Channel0, Channel1},
channel_state::ChannelState,
command_handler::JsonBuffer,
command_parser::{CenterPoint, Polarity, PwmPin},
pins::{self, Channel0VRef, Channel1VRef},
steinhart_hart,
};
use core::marker::PhantomData; use core::marker::PhantomData;
use heapless::{consts::U2, Vec}; use heapless::{consts::U2, Vec};
use num_traits::Zero; use num_traits::Zero;
@ -5,24 +15,13 @@ use serde::{Serialize, Serializer};
use smoltcp::time::Instant; use smoltcp::time::Instant;
use stm32f4xx_hal::hal; use stm32f4xx_hal::hal;
use uom::si::{ use uom::si::{
f64::{ElectricCurrent, ElectricPotential, ElectricalResistance, Time},
electric_potential::{millivolt, volt},
electric_current::ampere, electric_current::ampere,
electric_potential::{millivolt, volt},
electrical_resistance::ohm, electrical_resistance::ohm,
f64::{ElectricCurrent, ElectricPotential, ElectricalResistance, Time},
ratio::ratio, ratio::ratio,
thermodynamic_temperature::degree_celsius, thermodynamic_temperature::degree_celsius,
}; };
use crate::{
ad5680,
ad7172,
channel::{Channel, Channel0, Channel1},
channel_state::ChannelState,
command_parser::{CenterPoint, PwmPin, Polarity},
command_handler::JsonBuffer,
pins::{self, Channel0VRef, Channel1VRef},
steinhart_hart,
};
use crate::timer::sleep;
pub enum PinsAdcReadTarget { pub enum PinsAdcReadTarget {
VREF, VREF,
@ -73,19 +72,25 @@ impl Channels {
adc.set_sync_enable(false).unwrap(); adc.set_sync_enable(false).unwrap();
// Setup channels and start ADC // Setup channels and start ADC
adc.setup_channel(0, ad7172::Input::Ain2, ad7172::Input::Ain3).unwrap(); adc.setup_channel(0, ad7172::Input::Ain2, ad7172::Input::Ain3)
let adc_calibration0 = adc.get_calibration(0) .unwrap();
.expect("adc_calibration0"); let adc_calibration0 = adc.get_calibration(0).expect("adc_calibration0");
adc.setup_channel(1, ad7172::Input::Ain0, ad7172::Input::Ain1).unwrap(); adc.setup_channel(1, ad7172::Input::Ain0, ad7172::Input::Ain1)
let adc_calibration1 = adc.get_calibration(1) .unwrap();
.expect("adc_calibration1"); let adc_calibration1 = adc.get_calibration(1).expect("adc_calibration1");
adc.start_continuous_conversion().unwrap(); adc.start_continuous_conversion().unwrap();
let channel0 = Channel::new(pins.channel0, adc_calibration0); let channel0 = Channel::new(pins.channel0, adc_calibration0);
let channel1 = Channel::new(pins.channel1, adc_calibration1); let channel1 = Channel::new(pins.channel1, adc_calibration1);
let pins_adc = pins.pins_adc; let pins_adc = pins.pins_adc;
let pwm = pins.pwm; let pwm = pins.pwm;
let mut channels = Channels { channel0, channel1, adc, pins_adc, pwm }; let mut channels = Channels {
channel0,
channel1,
adc,
pins_adc,
pwm,
};
for channel in 0..CHANNELS { for channel in 0..CHANNELS {
channels.calibrate_dac_value(channel); channels.calibrate_dac_value(channel);
channels.set_i(channel, ElectricCurrent::new::<ampere>(0.0)); channels.set_i(channel, ElectricCurrent::new::<ampere>(0.0));
@ -126,10 +131,10 @@ impl Channels {
/// calculate the TEC i_set centerpoint /// calculate the TEC i_set centerpoint
pub fn get_center(&mut self, channel: usize) -> ElectricPotential { pub fn get_center(&mut self, channel: usize) -> ElectricPotential {
match self.channel_state(channel).center { match self.channel_state(channel).center {
CenterPoint::Vref => CenterPoint::Vref => self.adc_read(channel, PinsAdcReadTarget::VREF, 8),
self.adc_read(channel, PinsAdcReadTarget::VREF, 8), CenterPoint::Override(center_point) => {
CenterPoint::Override(center_point) => ElectricPotential::new::<volt>(center_point.into())
ElectricPotential::new::<volt>(center_point.into()), }
} }
} }
@ -146,7 +151,7 @@ impl Channels {
/// i_set DAC /// i_set DAC
fn set_dac(&mut self, channel: usize, voltage: ElectricPotential) -> ElectricPotential { fn set_dac(&mut self, channel: usize, voltage: ElectricPotential) -> ElectricPotential {
let value = ((voltage / DAC_OUT_V_MAX).get::<ratio>() * (ad5680::MAX_VALUE as f64)) as u32 ; let value = ((voltage / DAC_OUT_V_MAX).get::<ratio>() * (ad5680::MAX_VALUE as f64)) as u32;
match channel { match channel {
0 => self.channel0.dac.set(value).unwrap(), 0 => self.channel0.dac.set(value).unwrap(),
1 => self.channel1.dac.set(value).unwrap(), 1 => self.channel1.dac.set(value).unwrap(),
@ -177,49 +182,52 @@ impl Channels {
} }
/// AN4073: ADC Reading Dispersion can be reduced through Averaging /// AN4073: ADC Reading Dispersion can be reduced through Averaging
pub fn adc_read(&mut self, channel: usize, adc_read_target: PinsAdcReadTarget, avg_pt: u16) -> ElectricPotential { pub fn adc_read(
&mut self,
channel: usize,
adc_read_target: PinsAdcReadTarget,
avg_pt: u16,
) -> ElectricPotential {
let mut sample: u32 = 0; let mut sample: u32 = 0;
match channel { match channel {
0 => { 0 => {
sample = match adc_read_target { sample = match adc_read_target {
PinsAdcReadTarget::VREF => { PinsAdcReadTarget::VREF => match &self.channel0.vref_pin {
match &self.channel0.vref_pin { Channel0VRef::Analog(vref_pin) => {
Channel0VRef::Analog(vref_pin) => { for _ in (0..avg_pt).rev() {
for _ in (0..avg_pt).rev() { sample += self.pins_adc.convert(
sample += self vref_pin,
.pins_adc stm32f4xx_hal::adc::config::SampleTime::Cycles_480,
.convert(vref_pin, stm32f4xx_hal::adc::config::SampleTime::Cycles_480) ) as u32;
as u32; }
} sample / avg_pt as u32
sample / avg_pt as u32
},
Channel0VRef::Disabled(_) => {2048 as u32}
} }
} Channel0VRef::Disabled(_) => 2048 as u32,
},
PinsAdcReadTarget::DacVfb => { PinsAdcReadTarget::DacVfb => {
for _ in (0..avg_pt).rev() { for _ in (0..avg_pt).rev() {
sample += self sample += self.pins_adc.convert(
.pins_adc &self.channel0.dac_feedback_pin,
.convert(&self.channel0.dac_feedback_pin,stm32f4xx_hal::adc::config::SampleTime::Cycles_480) stm32f4xx_hal::adc::config::SampleTime::Cycles_480,
as u32; ) as u32;
} }
sample / avg_pt as u32 sample / avg_pt as u32
} }
PinsAdcReadTarget::ITec => { PinsAdcReadTarget::ITec => {
for _ in (0..avg_pt).rev() { for _ in (0..avg_pt).rev() {
sample += self sample += self.pins_adc.convert(
.pins_adc &self.channel0.itec_pin,
.convert(&self.channel0.itec_pin, stm32f4xx_hal::adc::config::SampleTime::Cycles_480) stm32f4xx_hal::adc::config::SampleTime::Cycles_480,
as u32; ) as u32;
} }
sample / avg_pt as u32 sample / avg_pt as u32
} }
PinsAdcReadTarget::VTec => { PinsAdcReadTarget::VTec => {
for _ in (0..avg_pt).rev() { for _ in (0..avg_pt).rev() {
sample += self sample += self.pins_adc.convert(
.pins_adc &self.channel0.tec_u_meas_pin,
.convert(&self.channel0.tec_u_meas_pin, stm32f4xx_hal::adc::config::SampleTime::Cycles_480) stm32f4xx_hal::adc::config::SampleTime::Cycles_480,
as u32; ) as u32;
} }
sample / avg_pt as u32 sample / avg_pt as u32
} }
@ -229,44 +237,42 @@ impl Channels {
} }
1 => { 1 => {
sample = match adc_read_target { sample = match adc_read_target {
PinsAdcReadTarget::VREF => { PinsAdcReadTarget::VREF => match &self.channel1.vref_pin {
match &self.channel1.vref_pin { Channel1VRef::Analog(vref_pin) => {
Channel1VRef::Analog(vref_pin) => { for _ in (0..avg_pt).rev() {
for _ in (0..avg_pt).rev() { sample += self.pins_adc.convert(
sample += self vref_pin,
.pins_adc stm32f4xx_hal::adc::config::SampleTime::Cycles_480,
.convert(vref_pin, stm32f4xx_hal::adc::config::SampleTime::Cycles_480) ) as u32;
as u32; }
} sample / avg_pt as u32
sample / avg_pt as u32
},
Channel1VRef::Disabled(_) => {2048 as u32}
} }
} Channel1VRef::Disabled(_) => 2048 as u32,
},
PinsAdcReadTarget::DacVfb => { PinsAdcReadTarget::DacVfb => {
for _ in (0..avg_pt).rev() { for _ in (0..avg_pt).rev() {
sample += self sample += self.pins_adc.convert(
.pins_adc &self.channel1.dac_feedback_pin,
.convert(&self.channel1.dac_feedback_pin, stm32f4xx_hal::adc::config::SampleTime::Cycles_480) stm32f4xx_hal::adc::config::SampleTime::Cycles_480,
as u32; ) as u32;
} }
sample / avg_pt as u32 sample / avg_pt as u32
} }
PinsAdcReadTarget::ITec => { PinsAdcReadTarget::ITec => {
for _ in (0..avg_pt).rev() { for _ in (0..avg_pt).rev() {
sample += self sample += self.pins_adc.convert(
.pins_adc &self.channel1.itec_pin,
.convert(&self.channel1.itec_pin, stm32f4xx_hal::adc::config::SampleTime::Cycles_480) stm32f4xx_hal::adc::config::SampleTime::Cycles_480,
as u32; ) as u32;
} }
sample / avg_pt as u32 sample / avg_pt as u32
} }
PinsAdcReadTarget::VTec => { PinsAdcReadTarget::VTec => {
for _ in (0..avg_pt).rev() { for _ in (0..avg_pt).rev() {
sample += self sample += self.pins_adc.convert(
.pins_adc &self.channel1.tec_u_meas_pin,
.convert(&self.channel1.tec_u_meas_pin, stm32f4xx_hal::adc::config::SampleTime::Cycles_480) stm32f4xx_hal::adc::config::SampleTime::Cycles_480,
as u32; ) as u32;
} }
sample / avg_pt as u32 sample / avg_pt as u32
} }
@ -274,7 +280,7 @@ impl Channels {
let mv = self.pins_adc.sample_to_millivolts(sample as u16); let mv = self.pins_adc.sample_to_millivolts(sample as u16);
ElectricPotential::new::<millivolt>(mv as f64) ElectricPotential::new::<millivolt>(mv as f64)
} }
_ => unreachable!() _ => unreachable!(),
} }
} }
@ -282,18 +288,18 @@ impl Channels {
/// ///
/// The thermostat DAC applies a control voltage signal to the CTLI pin of MAX driver chip to control its output current. /// The thermostat DAC applies a control voltage signal to the CTLI pin of MAX driver chip to control its output current.
/// The CTLI input signal is centered around VREF of the MAX chip. Applying VREF to CTLI sets the output current to 0. /// The CTLI input signal is centered around VREF of the MAX chip. Applying VREF to CTLI sets the output current to 0.
/// ///
/// This calibration routine measures the VREF voltage and the DAC output with the STM32 ADC, and uses a breadth-first /// This calibration routine measures the VREF voltage and the DAC output with the STM32 ADC, and uses a breadth-first
/// search to find the DAC setting that will produce a DAC output voltage closest to VREF. This DAC output voltage will /// search to find the DAC setting that will produce a DAC output voltage closest to VREF. This DAC output voltage will
/// be stored and used in subsequent i_set routines to bias the current control signal to the measured VREF, reducing /// be stored and used in subsequent i_set routines to bias the current control signal to the measured VREF, reducing
/// the offset error of the current control signal. /// the offset error of the current control signal.
/// ///
/// The input offset of the STM32 ADC is eliminated by using the same ADC for the measurements, and by only using the /// The input offset of the STM32 ADC is eliminated by using the same ADC for the measurements, and by only using the
/// difference in VREF and DAC output for the calibration. /// difference in VREF and DAC output for the calibration.
/// ///
/// This routine should be called only once after boot, repeated reading of the vref signal and changing of the stored /// This routine should be called only once after boot, repeated reading of the vref signal and changing of the stored
/// VREF measurement can introduce significant noise at the current output, degrading the stabilily performance of the /// VREF measurement can introduce significant noise at the current output, degrading the stabilily performance of the
/// thermostat. /// thermostat.
pub fn calibrate_dac_value(&mut self, channel: usize) { pub fn calibrate_dac_value(&mut self, channel: usize) {
let samples = 50; let samples = 50;
let mut target_voltage = ElectricPotential::new::<volt>(0.0); let mut target_voltage = ElectricPotential::new::<volt>(0.0);
@ -371,7 +377,9 @@ impl Channels {
// Get current passing through TEC // Get current passing through TEC
pub fn get_tec_i(&mut self, channel: usize) -> ElectricCurrent { pub fn get_tec_i(&mut self, channel: usize) -> ElectricCurrent {
let tec_i = (self.adc_read(channel, PinsAdcReadTarget::ITec, 16) - self.adc_read(channel, PinsAdcReadTarget::VREF, 16)) / ElectricalResistance::new::<ohm>(0.4); let tec_i = (self.adc_read(channel, PinsAdcReadTarget::ITec, 16)
- self.adc_read(channel, PinsAdcReadTarget::VREF, 16))
/ ElectricalResistance::new::<ohm>(0.4);
match self.channel_state(channel).polarity { match self.channel_state(channel).polarity {
Polarity::Normal => tec_i, Polarity::Normal => tec_i,
Polarity::Reversed => -tec_i, Polarity::Reversed => -tec_i,
@ -380,37 +388,34 @@ impl Channels {
// Get voltage across TEC // Get voltage across TEC
pub fn get_tec_v(&mut self, channel: usize) -> ElectricPotential { pub fn get_tec_v(&mut self, channel: usize) -> ElectricPotential {
(self.adc_read(channel, PinsAdcReadTarget::VTec, 16) - ElectricPotential::new::<volt>(1.5)) * 4.0 (self.adc_read(channel, PinsAdcReadTarget::VTec, 16) - ElectricPotential::new::<volt>(1.5))
* 4.0
} }
fn set_pwm(&mut self, channel: usize, pin: PwmPin, duty: f64) -> f64 { fn set_pwm(&mut self, channel: usize, pin: PwmPin, duty: f64) -> f64 {
fn set<P: hal::PwmPin<Duty=u16>>(pin: &mut P, duty: f64) -> f64 { fn set<P: hal::PwmPin<Duty = u16>>(pin: &mut P, duty: f64) -> f64 {
let max = pin.get_max_duty(); let max = pin.get_max_duty();
let value = ((duty * (max as f64)) as u16).min(max); let value = ((duty * (max as f64)) as u16).min(max);
pin.set_duty(value); pin.set_duty(value);
value as f64 / (max as f64) value as f64 / (max as f64)
} }
match (channel, pin) { match (channel, pin) {
(_, PwmPin::ISet) => (_, PwmPin::ISet) => panic!("i_set is no pwm pin"),
panic!("i_set is no pwm pin"), (0, PwmPin::MaxIPos) => set(&mut self.pwm.max_i_pos0, duty),
(0, PwmPin::MaxIPos) => (0, PwmPin::MaxINeg) => set(&mut self.pwm.max_i_neg0, duty),
set(&mut self.pwm.max_i_pos0, duty), (0, PwmPin::MaxV) => set(&mut self.pwm.max_v0, duty),
(0, PwmPin::MaxINeg) => (1, PwmPin::MaxIPos) => set(&mut self.pwm.max_i_pos1, duty),
set(&mut self.pwm.max_i_neg0, duty), (1, PwmPin::MaxINeg) => set(&mut self.pwm.max_i_neg1, duty),
(0, PwmPin::MaxV) => (1, PwmPin::MaxV) => set(&mut self.pwm.max_v1, duty),
set(&mut self.pwm.max_v0, duty), _ => unreachable!(),
(1, PwmPin::MaxIPos) =>
set(&mut self.pwm.max_i_pos1, duty),
(1, PwmPin::MaxINeg) =>
set(&mut self.pwm.max_i_neg1, duty),
(1, PwmPin::MaxV) =>
set(&mut self.pwm.max_v1, duty),
_ =>
unreachable!(),
} }
} }
pub fn set_max_v(&mut self, channel: usize, max_v: ElectricPotential) -> (ElectricPotential, ElectricPotential) { pub fn set_max_v(
&mut self,
channel: usize,
max_v: ElectricPotential,
) -> (ElectricPotential, ElectricPotential) {
let max = 4.0 * ElectricPotential::new::<volt>(3.3); let max = 4.0 * ElectricPotential::new::<volt>(3.3);
let max_v = max_v.min(MAX_TEC_V).max(ElectricPotential::zero()); let max_v = max_v.min(MAX_TEC_V).max(ElectricPotential::zero());
let duty = (max_v / max).get::<ratio>(); let duty = (max_v / max).get::<ratio>();
@ -419,7 +424,11 @@ impl Channels {
(duty * max, max) (duty * max, max)
} }
pub fn set_max_i_pos(&mut self, channel: usize, max_i_pos: ElectricCurrent) -> (ElectricCurrent, ElectricCurrent) { pub fn set_max_i_pos(
&mut self,
channel: usize,
max_i_pos: ElectricCurrent,
) -> (ElectricCurrent, ElectricCurrent) {
let max = ElectricCurrent::new::<ampere>(3.0); let max = ElectricCurrent::new::<ampere>(3.0);
let max_i_pos = max_i_pos.min(MAX_TEC_I).max(ElectricCurrent::zero()); let max_i_pos = max_i_pos.min(MAX_TEC_I).max(ElectricCurrent::zero());
let duty = (max_i_pos / MAX_TEC_I_DUTY_TO_CURRENT_RATE).get::<ratio>(); let duty = (max_i_pos / MAX_TEC_I_DUTY_TO_CURRENT_RATE).get::<ratio>();
@ -431,7 +440,11 @@ impl Channels {
(duty * MAX_TEC_I_DUTY_TO_CURRENT_RATE, max) (duty * MAX_TEC_I_DUTY_TO_CURRENT_RATE, max)
} }
pub fn set_max_i_neg(&mut self, channel: usize, max_i_neg: ElectricCurrent) -> (ElectricCurrent, ElectricCurrent) { pub fn set_max_i_neg(
&mut self,
channel: usize,
max_i_neg: ElectricCurrent,
) -> (ElectricCurrent, ElectricCurrent) {
let max = ElectricCurrent::new::<ampere>(3.0); let max = ElectricCurrent::new::<ampere>(3.0);
let max_i_neg = max_i_neg.min(MAX_TEC_I).max(ElectricCurrent::zero()); let max_i_neg = max_i_neg.min(MAX_TEC_I).max(ElectricCurrent::zero());
let duty = (max_i_neg / MAX_TEC_I_DUTY_TO_CURRENT_RATE).get::<ratio>(); let duty = (max_i_neg / MAX_TEC_I_DUTY_TO_CURRENT_RATE).get::<ratio>();
@ -469,7 +482,8 @@ impl Channels {
interval: state.get_adc_interval(), interval: state.get_adc_interval(),
adc: state.get_adc(), adc: state.get_adc(),
sens: state.get_sens(), sens: state.get_sens(),
temperature: state.get_temperature() temperature: state
.get_temperature()
.map(|temperature| temperature.get::<degree_celsius>()), .map(|temperature| temperature.get::<degree_celsius>()),
pid_engaged: state.pid_engaged, pid_engaged: state.pid_engaged,
i_set, i_set,
@ -528,7 +542,10 @@ impl Channels {
} }
fn postfilter_summary(&mut self, channel: usize) -> PostFilterSummary { fn postfilter_summary(&mut self, channel: usize) -> PostFilterSummary {
let rate = self.adc.get_postfilter(channel as u8).unwrap() let rate = self
.adc
.get_postfilter(channel as u8)
.unwrap()
.and_then(|filter| filter.output_rate()); .and_then(|filter| filter.output_rate());
PostFilterSummary { channel, rate } PostFilterSummary { channel, rate }
} }
@ -546,7 +563,9 @@ impl Channels {
SteinhartHartSummary { channel, params } SteinhartHartSummary { channel, params }
} }
pub fn steinhart_hart_summaries_json(&mut self) -> Result<JsonBuffer, serde_json_core::ser::Error> { pub fn steinhart_hart_summaries_json(
&mut self,
) -> Result<JsonBuffer, serde_json_core::ser::Error> {
let mut summaries = Vec::<_, U2>::new(); let mut summaries = Vec::<_, U2>::new();
for channel in 0..CHANNELS { for channel in 0..CHANNELS {
let _ = summaries.push(self.steinhart_hart_summary(channel)); let _ = summaries.push(self.steinhart_hart_summary(channel));
@ -589,10 +608,8 @@ impl Serialize for CenterPointJson {
S: Serializer, S: Serializer,
{ {
match self.0 { match self.0 {
CenterPoint::Vref => CenterPoint::Vref => serializer.serialize_str("vref"),
serializer.serialize_str("vref"), CenterPoint::Override(vref) => serializer.serialize_f32(vref),
CenterPoint::Override(vref) =>
serializer.serialize_f32(vref),
} }
} }
} }

262
src/command_handler.rs
View File

@ -1,45 +1,26 @@
use smoltcp::socket::TcpSocket;
use log::{error, warn};
use core::fmt::Write;
use heapless::{consts::U1024, Vec};
use super::{ use super::{
net,
command_parser::{
Ipv4Config,
Command,
ShowCommand,
CenterPoint,
PidParameter,
PwmPin,
ShParameter,
Polarity
},
ad7172, ad7172,
CHANNEL_CONFIG_KEY, channels::{Channels, CHANNELS},
channels::{ command_parser::{
Channels, CenterPoint, Command, Ipv4Config, PidParameter, Polarity, PwmPin, ShParameter, ShowCommand,
CHANNELS
}, },
config::ChannelConfig, config::ChannelConfig,
dfu, dfu,
flash_store::FlashStore, flash_store::FlashStore,
FanCtrl,
hw_rev::HWRev, hw_rev::HWRev,
net, FanCtrl, CHANNEL_CONFIG_KEY,
}; };
use core::fmt::Write;
use heapless::{consts::U1024, Vec};
use log::{error, warn};
use smoltcp::socket::TcpSocket;
use uom::{ use uom::si::{
si::{ electric_current::ampere,
f64::{ electric_potential::volt,
ElectricCurrent, electrical_resistance::ohm,
ElectricPotential, f64::{ElectricCurrent, ElectricPotential, ElectricalResistance, ThermodynamicTemperature},
ElectricalResistance, thermodynamic_temperature::degree_celsius,
ThermodynamicTemperature,
},
electric_current::ampere,
electric_potential::volt,
electrical_resistance::ohm,
thermodynamic_temperature::degree_celsius,
},
}; };
#[derive(Debug, Clone, PartialEq)] #[derive(Debug, Clone, PartialEq)]
@ -54,7 +35,7 @@ pub enum Handler {
pub enum Error { pub enum Error {
ReportError, ReportError,
PostFilterRateError, PostFilterRateError,
FlashError FlashError,
} }
pub type JsonBuffer = Vec<u8, U1024>; pub type JsonBuffer = Vec<u8, U1024>;
@ -66,19 +47,19 @@ fn send_line(socket: &mut TcpSocket, data: &[u8]) -> bool {
// instead of sending incomplete line // instead of sending incomplete line
warn!( warn!(
"TCP socket has only {}/{} needed {}", "TCP socket has only {}/{} needed {}",
send_free + 1, socket.send_capacity(), data.len(), send_free + 1,
socket.send_capacity(),
data.len(),
); );
} else { } else {
match socket.send_slice(&data) { match socket.send_slice(&data) {
Ok(sent) if sent == data.len() => { Ok(sent) if sent == data.len() => {
let _ = socket.send_slice(b"\n"); let _ = socket.send_slice(b"\n");
// success // success
return true return true;
} }
Ok(sent) => Ok(sent) => warn!("sent only {}/{} bytes", sent, data.len()),
warn!("sent only {}/{} bytes", sent, data.len()), Err(e) => error!("error sending line: {:?}", e),
Err(e) =>
error!("error sending line: {:?}", e),
} }
} }
// not success // not success
@ -86,7 +67,6 @@ fn send_line(socket: &mut TcpSocket, data: &[u8]) -> bool {
} }
impl Handler { impl Handler {
fn show_report(socket: &mut TcpSocket, channels: &mut Channels) -> Result<Handler, Error> { fn show_report(socket: &mut TcpSocket, channels: &mut Channels) -> Result<Handler, Error> {
match channels.reports_json() { match channels.reports_json() {
Ok(buf) => { Ok(buf) => {
@ -129,7 +109,10 @@ impl Handler {
Ok(Handler::Handled) Ok(Handler::Handled)
} }
fn show_steinhart_hart(socket: &mut TcpSocket, channels: &mut Channels) -> Result<Handler, Error> { fn show_steinhart_hart(
socket: &mut TcpSocket,
channels: &mut Channels,
) -> Result<Handler, Error> {
match channels.steinhart_hart_summaries_json() { match channels.steinhart_hart_summaries_json() {
Ok(buf) => { Ok(buf) => {
send_line(socket, &buf); send_line(socket, &buf);
@ -143,7 +126,7 @@ impl Handler {
Ok(Handler::Handled) Ok(Handler::Handled)
} }
fn show_post_filter (socket: &mut TcpSocket, channels: &mut Channels) -> Result<Handler, Error> { fn show_post_filter(socket: &mut TcpSocket, channels: &mut Channels) -> Result<Handler, Error> {
match channels.postfilter_summaries_json() { match channels.postfilter_summaries_json() {
Ok(buf) => { Ok(buf) => {
send_line(socket, &buf); send_line(socket, &buf);
@ -157,7 +140,7 @@ impl Handler {
Ok(Handler::Handled) Ok(Handler::Handled)
} }
fn show_ipv4 (socket: &mut TcpSocket, ipv4_config: &mut Ipv4Config) -> Result<Handler, Error> { fn show_ipv4(socket: &mut TcpSocket, ipv4_config: &mut Ipv4Config) -> Result<Handler, Error> {
let (cidr, gateway) = net::split_ipv4_config(ipv4_config.clone()); let (cidr, gateway) = net::split_ipv4_config(ipv4_config.clone());
let _ = write!(socket, "{{\"addr\":\"{}\"", cidr); let _ = write!(socket, "{{\"addr\":\"{}\"", cidr);
gateway.map(|gateway| write!(socket, ",\"gateway\":\"{}\"", gateway)); gateway.map(|gateway| write!(socket, ",\"gateway\":\"{}\"", gateway));
@ -165,19 +148,34 @@ impl Handler {
Ok(Handler::Handled) Ok(Handler::Handled)
} }
fn engage_pid (socket: &mut TcpSocket, channels: &mut Channels, channel: usize) -> Result<Handler, Error> { fn engage_pid(
socket: &mut TcpSocket,
channels: &mut Channels,
channel: usize,
) -> Result<Handler, Error> {
channels.channel_state(channel).pid_engaged = true; channels.channel_state(channel).pid_engaged = true;
send_line(socket, b"{}"); send_line(socket, b"{}");
Ok(Handler::Handled) Ok(Handler::Handled)
} }
fn set_polarity(socket: &mut TcpSocket, channels: &mut Channels, channel: usize, polarity: Polarity) -> Result<Handler, Error> { fn set_polarity(
socket: &mut TcpSocket,
channels: &mut Channels,
channel: usize,
polarity: Polarity,
) -> Result<Handler, Error> {
channels.set_polarity(channel, polarity); channels.set_polarity(channel, polarity);
send_line(socket, b"{}"); send_line(socket, b"{}");
Ok(Handler::Handled) Ok(Handler::Handled)
} }
fn set_pwm (socket: &mut TcpSocket, channels: &mut Channels, channel: usize, pin: PwmPin, value: f64) -> Result<Handler, Error> { fn set_pwm(
socket: &mut TcpSocket,
channels: &mut Channels,
channel: usize,
pin: PwmPin,
value: f64,
) -> Result<Handler, Error> {
match pin { match pin {
PwmPin::ISet => { PwmPin::ISet => {
channels.channel_state(channel).pid_engaged = false; channels.channel_state(channel).pid_engaged = false;
@ -202,7 +200,12 @@ impl Handler {
Ok(Handler::Handled) Ok(Handler::Handled)
} }
fn set_center_point(socket: &mut TcpSocket, channels: &mut Channels, channel: usize, center: CenterPoint) -> Result<Handler, Error> { fn set_center_point(
socket: &mut TcpSocket,
channels: &mut Channels,
channel: usize,
center: CenterPoint,
) -> Result<Handler, Error> {
let i_set = channels.get_i(channel); let i_set = channels.get_i(channel);
let state = channels.channel_state(channel); let state = channels.channel_state(channel);
state.center = center; state.center = center;
@ -213,28 +216,34 @@ impl Handler {
Ok(Handler::Handled) Ok(Handler::Handled)
} }
fn set_pid (socket: &mut TcpSocket, channels: &mut Channels, channel: usize, parameter: PidParameter, value: f64) -> Result<Handler, Error> { fn set_pid(
socket: &mut TcpSocket,
channels: &mut Channels,
channel: usize,
parameter: PidParameter,
value: f64,
) -> Result<Handler, Error> {
let pid = &mut channels.channel_state(channel).pid; let pid = &mut channels.channel_state(channel).pid;
use super::command_parser::PidParameter::*; use super::command_parser::PidParameter::*;
match parameter { match parameter {
Target => Target => pid.target = value,
pid.target = value, KP => pid.parameters.kp = value as f32,
KP => KI => pid.update_ki(value as f32),
pid.parameters.kp = value as f32, KD => pid.parameters.kd = value as f32,
KI => OutputMin => pid.parameters.output_min = value as f32,
pid.update_ki(value as f32), OutputMax => pid.parameters.output_max = value as f32,
KD =>
pid.parameters.kd = value as f32,
OutputMin =>
pid.parameters.output_min = value as f32,
OutputMax =>
pid.parameters.output_max = value as f32,
} }
send_line(socket, b"{}"); send_line(socket, b"{}");
Ok(Handler::Handled) Ok(Handler::Handled)
} }
fn set_steinhart_hart (socket: &mut TcpSocket, channels: &mut Channels, channel: usize, parameter: ShParameter, value: f64) -> Result<Handler, Error> { fn set_steinhart_hart(
socket: &mut TcpSocket,
channels: &mut Channels,
channel: usize,
parameter: ShParameter,
value: f64,
) -> Result<Handler, Error> {
let sh = &mut channels.channel_state(channel).sh; let sh = &mut channels.channel_state(channel).sh;
use super::command_parser::ShParameter::*; use super::command_parser::ShParameter::*;
match parameter { match parameter {
@ -246,29 +255,49 @@ impl Handler {
Ok(Handler::Handled) Ok(Handler::Handled)
} }
fn reset_post_filter (socket: &mut TcpSocket, channels: &mut Channels, channel: usize) -> Result<Handler, Error> { fn reset_post_filter(
socket: &mut TcpSocket,
channels: &mut Channels,
channel: usize,
) -> Result<Handler, Error> {
channels.adc.set_postfilter(channel as u8, None).unwrap(); channels.adc.set_postfilter(channel as u8, None).unwrap();
send_line(socket, b"{}"); send_line(socket, b"{}");
Ok(Handler::Handled) Ok(Handler::Handled)
} }
fn set_post_filter (socket: &mut TcpSocket, channels: &mut Channels, channel: usize, rate: f32) -> Result<Handler, Error> { fn set_post_filter(
socket: &mut TcpSocket,
channels: &mut Channels,
channel: usize,
rate: f32,
) -> Result<Handler, Error> {
let filter = ad7172::PostFilter::closest(rate); let filter = ad7172::PostFilter::closest(rate);
match filter { match filter {
Some(filter) => { Some(filter) => {
channels.adc.set_postfilter(channel as u8, Some(filter)).unwrap(); channels
.adc
.set_postfilter(channel as u8, Some(filter))
.unwrap();
send_line(socket, b"{}"); send_line(socket, b"{}");
} }
None => { None => {
error!("unable to choose postfilter for rate {:.3}", rate); error!("unable to choose postfilter for rate {:.3}", rate);
send_line(socket, b"{{\"error\": \"unable to choose postfilter rate\"}}"); send_line(
socket,
b"{{\"error\": \"unable to choose postfilter rate\"}}",
);
return Err(Error::PostFilterRateError); return Err(Error::PostFilterRateError);
} }
} }
Ok(Handler::Handled) Ok(Handler::Handled)
} }
fn load_channel (socket: &mut TcpSocket, channels: &mut Channels, store: &mut FlashStore, channel: Option<usize>) -> Result<Handler, Error> { fn load_channel(
socket: &mut TcpSocket,
channels: &mut Channels,
store: &mut FlashStore,
channel: Option<usize>,
) -> Result<Handler, Error> {
for c in 0..CHANNELS { for c in 0..CHANNELS {
if channel.is_none() || channel == Some(c) { if channel.is_none() || channel == Some(c) {
match store.read_value::<ChannelConfig>(CHANNEL_CONFIG_KEY[c]) { match store.read_value::<ChannelConfig>(CHANNEL_CONFIG_KEY[c]) {
@ -291,7 +320,12 @@ impl Handler {
Ok(Handler::Handled) Ok(Handler::Handled)
} }
fn save_channel (socket: &mut TcpSocket, channels: &mut Channels, channel: Option<usize>, store: &mut FlashStore) -> Result<Handler, Error> { fn save_channel(
socket: &mut TcpSocket,
channels: &mut Channels,
channel: Option<usize>,
store: &mut FlashStore,
) -> Result<Handler, Error> {
for c in 0..CHANNELS { for c in 0..CHANNELS {
let mut store_value_buf = [0u8; 256]; let mut store_value_buf = [0u8; 256];
if channel.is_none() || channel == Some(c) { if channel.is_none() || channel == Some(c) {
@ -311,7 +345,11 @@ impl Handler {
Ok(Handler::Handled) Ok(Handler::Handled)
} }
fn set_ipv4 (socket: &mut TcpSocket, store: &mut FlashStore, config: Ipv4Config) -> Result<Handler, Error> { fn set_ipv4(
socket: &mut TcpSocket,
store: &mut FlashStore,
config: Ipv4Config,
) -> Result<Handler, Error> {
let _ = store let _ = store
.write_value("ipv4", &config, [0; 16]) .write_value("ipv4", &config, [0; 16])
.map_err(|e| error!("unable to save ipv4 config to flash: {:?}", e)); .map_err(|e| error!("unable to save ipv4 config to flash: {:?}", e));
@ -320,7 +358,7 @@ impl Handler {
Ok(Handler::NewIPV4(new_ipv4_config.unwrap())) Ok(Handler::NewIPV4(new_ipv4_config.unwrap()))
} }
fn reset (channels: &mut Channels) -> Result<Handler, Error> { fn reset(channels: &mut Channels) -> Result<Handler, Error> {
for i in 0..CHANNELS { for i in 0..CHANNELS {
channels.power_down(i); channels.power_down(i);
} }
@ -328,7 +366,7 @@ impl Handler {
Ok(Handler::Reset) Ok(Handler::Reset)
} }
fn dfu (channels: &mut Channels) -> Result<Handler, Error> { fn dfu(channels: &mut Channels) -> Result<Handler, Error> {
for i in 0..CHANNELS { for i in 0..CHANNELS {
channels.power_down(i); channels.power_down(i);
} }
@ -339,9 +377,16 @@ impl Handler {
Ok(Handler::Reset) Ok(Handler::Reset)
} }
fn set_fan(socket: &mut TcpSocket, fan_pwm: u32, fan_ctrl: &mut FanCtrl) -> Result<Handler, Error> { fn set_fan(
socket: &mut TcpSocket,
fan_pwm: u32,
fan_ctrl: &mut FanCtrl,
) -> Result<Handler, Error> {
if !fan_ctrl.fan_available() { if !fan_ctrl.fan_available() {
send_line(socket, b"{ \"warning\": \"this thermostat doesn't have a fan!\" }"); send_line(
socket,
b"{ \"warning\": \"this thermostat doesn't have a fan!\" }",
);
return Ok(Handler::Handled); return Ok(Handler::Handled);
} }
fan_ctrl.set_auto_mode(false); fan_ctrl.set_auto_mode(false);
@ -370,7 +415,10 @@ impl Handler {
fn fan_auto(socket: &mut TcpSocket, fan_ctrl: &mut FanCtrl) -> Result<Handler, Error> { fn fan_auto(socket: &mut TcpSocket, fan_ctrl: &mut FanCtrl) -> Result<Handler, Error> {
if !fan_ctrl.fan_available() { if !fan_ctrl.fan_available() {
send_line(socket, b"{ \"warning\": \"this thermostat doesn't have a fan!\" }"); send_line(
socket,
b"{ \"warning\": \"this thermostat doesn't have a fan!\" }",
);
return Ok(Handler::Handled); return Ok(Handler::Handled);
} }
fan_ctrl.set_auto_mode(true); fan_ctrl.set_auto_mode(true);
@ -382,7 +430,13 @@ impl Handler {
Ok(Handler::Handled) Ok(Handler::Handled)
} }
fn fan_curve(socket: &mut TcpSocket, fan_ctrl: &mut FanCtrl, k_a: f32, k_b: f32, k_c: f32) -> Result<Handler, Error> { fn fan_curve(
socket: &mut TcpSocket,
fan_ctrl: &mut FanCtrl,
k_a: f32,
k_b: f32,
k_c: f32,
) -> Result<Handler, Error> {
fan_ctrl.set_curve(k_a, k_b, k_c); fan_ctrl.set_curve(k_a, k_b, k_c);
send_line(socket, b"{}"); send_line(socket, b"{}");
Ok(Handler::Handled) Ok(Handler::Handled)
@ -408,34 +462,68 @@ impl Handler {
} }
} }
pub fn handle_command(command: Command, socket: &mut TcpSocket, channels: &mut Channels, store: &mut FlashStore, ipv4_config: &mut Ipv4Config, fan_ctrl: &mut FanCtrl, hwrev: HWRev) -> Result<Self, Error> { pub fn handle_command(
command: Command,
socket: &mut TcpSocket,
channels: &mut Channels,
store: &mut FlashStore,
ipv4_config: &mut Ipv4Config,
fan_ctrl: &mut FanCtrl,
hwrev: HWRev,
) -> Result<Self, Error> {
match command { match command {
Command::Quit => Ok(Handler::CloseSocket), Command::Quit => Ok(Handler::CloseSocket),
Command::Show(ShowCommand::Input) => Handler::show_report(socket, channels), Command::Show(ShowCommand::Input) => Handler::show_report(socket, channels),
Command::Show(ShowCommand::Pid) => Handler::show_pid(socket, channels), Command::Show(ShowCommand::Pid) => Handler::show_pid(socket, channels),
Command::Show(ShowCommand::Pwm) => Handler::show_pwm(socket, channels), Command::Show(ShowCommand::Pwm) => Handler::show_pwm(socket, channels),
Command::Show(ShowCommand::SteinhartHart) => Handler::show_steinhart_hart(socket, channels), Command::Show(ShowCommand::SteinhartHart) => {
Handler::show_steinhart_hart(socket, channels)
}
Command::Show(ShowCommand::PostFilter) => Handler::show_post_filter(socket, channels), Command::Show(ShowCommand::PostFilter) => Handler::show_post_filter(socket, channels),
Command::Show(ShowCommand::Ipv4) => Handler::show_ipv4(socket, ipv4_config), Command::Show(ShowCommand::Ipv4) => Handler::show_ipv4(socket, ipv4_config),
Command::PwmPid { channel } => Handler::engage_pid(socket, channels, channel), Command::PwmPid { channel } => Handler::engage_pid(socket, channels, channel),
Command::PwmPolarity { channel, polarity } => Handler::set_polarity(socket, channels, channel, polarity), Command::PwmPolarity { channel, polarity } => {
Command::Pwm { channel, pin, value } => Handler::set_pwm(socket, channels, channel, pin, value), Handler::set_polarity(socket, channels, channel, polarity)
Command::CenterPoint { channel, center } => Handler::set_center_point(socket, channels, channel, center), }
Command::Pid { channel, parameter, value } => Handler::set_pid(socket, channels, channel, parameter, value), Command::Pwm {
Command::SteinhartHart { channel, parameter, value } => Handler::set_steinhart_hart(socket, channels, channel, parameter, value), channel,
Command::PostFilter { channel, rate: None } => Handler::reset_post_filter(socket, channels, channel), pin,
Command::PostFilter { channel, rate: Some(rate) } => Handler::set_post_filter(socket, channels, channel, rate), value,
} => Handler::set_pwm(socket, channels, channel, pin, value),
Command::CenterPoint { channel, center } => {
Handler::set_center_point(socket, channels, channel, center)
}
Command::Pid {
channel,
parameter,
value,
} => Handler::set_pid(socket, channels, channel, parameter, value),
Command::SteinhartHart {
channel,
parameter,
value,
} => Handler::set_steinhart_hart(socket, channels, channel, parameter, value),
Command::PostFilter {
channel,
rate: None,
} => Handler::reset_post_filter(socket, channels, channel),
Command::PostFilter {
channel,
rate: Some(rate),
} => Handler::set_post_filter(socket, channels, channel, rate),
Command::Load { channel } => Handler::load_channel(socket, channels, store, channel), Command::Load { channel } => Handler::load_channel(socket, channels, store, channel),
Command::Save { channel } => Handler::save_channel(socket, channels, channel, store), Command::Save { channel } => Handler::save_channel(socket, channels, channel, store),
Command::Ipv4(config) => Handler::set_ipv4(socket, store, config), Command::Ipv4(config) => Handler::set_ipv4(socket, store, config),
Command::Reset => Handler::reset(channels), Command::Reset => Handler::reset(channels),
Command::Dfu => Handler::dfu(channels), Command::Dfu => Handler::dfu(channels),
Command::FanSet {fan_pwm} => Handler::set_fan(socket, fan_pwm, fan_ctrl), Command::FanSet { fan_pwm } => Handler::set_fan(socket, fan_pwm, fan_ctrl),
Command::ShowFan => Handler::show_fan(socket, fan_ctrl), Command::ShowFan => Handler::show_fan(socket, fan_ctrl),
Command::FanAuto => Handler::fan_auto(socket, fan_ctrl), Command::FanAuto => Handler::fan_auto(socket, fan_ctrl),
Command::FanCurve { k_a, k_b, k_c } => Handler::fan_curve(socket, fan_ctrl, k_a, k_b, k_c), Command::FanCurve { k_a, k_b, k_c } => {
Handler::fan_curve(socket, fan_ctrl, k_a, k_b, k_c)
}
Command::FanCurveDefaults => Handler::fan_defaults(socket, fan_ctrl), Command::FanCurveDefaults => Handler::fan_defaults(socket, fan_ctrl),
Command::ShowHWRev => Handler::show_hwrev(socket, hwrev), Command::ShowHWRev => Handler::show_hwrev(socket, hwrev),
} }
} }
} }

490
src/command_parser.rs
View File

@ -2,19 +2,20 @@ use core::fmt;
use core::num::ParseIntError; use core::num::ParseIntError;
use core::str::{from_utf8, Utf8Error}; use core::str::{from_utf8, Utf8Error};
use nom::{ use nom::{
IResult,
branch::alt, branch::alt,
bytes::complete::{is_a, tag, take_while1}, bytes::complete::{is_a, tag, take_while1},
character::{is_digit, complete::{char, one_of}}, character::{
complete::{char, one_of},
is_digit,
},
combinator::{complete, map, opt, value}, combinator::{complete, map, opt, value},
sequence::preceded,
multi::{fold_many0, fold_many1},
error::ErrorKind, error::ErrorKind,
Needed, multi::{fold_many0, fold_many1},
sequence::preceded,
IResult, Needed,
}; };
use num_traits::{Num, ParseFloatError}; use num_traits::{Num, ParseFloatError};
use serde::{Serialize, Deserialize}; use serde::{Deserialize, Serialize};
#[derive(Clone, Debug, PartialEq)] #[derive(Clone, Debug, PartialEq)]
pub enum Error { pub enum Error {
@ -30,12 +31,9 @@ pub enum Error {
impl<'t> From<nom::Err<(&'t [u8], ErrorKind)>> for Error { impl<'t> From<nom::Err<(&'t [u8], ErrorKind)>> for Error {
fn from(e: nom::Err<(&'t [u8], ErrorKind)>) -> Self { fn from(e: nom::Err<(&'t [u8], ErrorKind)>) -> Self {
match e { match e {
nom::Err::Incomplete(_) => nom::Err::Incomplete(_) => Error::Incomplete,
Error::Incomplete, nom::Err::Error((_, e)) => Error::Parser(e),
nom::Err::Error((_, e)) => nom::Err::Failure((_, e)) => Error::Parser(e),
Error::Parser(e),
nom::Err::Failure((_, e)) =>
Error::Parser(e),
} }
} }
} }
@ -61,8 +59,7 @@ impl From<ParseFloatError> for Error {
impl fmt::Display for Error { impl fmt::Display for Error {
fn fmt(&self, fmt: &mut fmt::Formatter) -> Result<(), fmt::Error> { fn fmt(&self, fmt: &mut fmt::Formatter) -> Result<(), fmt::Error> {
match self { match self {
Error::Incomplete => Error::Incomplete => "incomplete input".fmt(fmt),
"incomplete input".fmt(fmt),
Error::UnexpectedInput(c) => { Error::UnexpectedInput(c) => {
"unexpected input: ".fmt(fmt)?; "unexpected input: ".fmt(fmt)?;
c.fmt(fmt) c.fmt(fmt)
@ -79,9 +76,7 @@ impl fmt::Display for Error {
"parsing int: ".fmt(fmt)?; "parsing int: ".fmt(fmt)?;
(e as &dyn core::fmt::Debug).fmt(fmt) (e as &dyn core::fmt::Debug).fmt(fmt)
} }
Error::ParseFloat => { Error::ParseFloat => "parsing float".fmt(fmt),
"parsing float".fmt(fmt)
}
} }
} }
} }
@ -188,7 +183,7 @@ pub enum Command {
}, },
Dfu, Dfu,
FanSet { FanSet {
fan_pwm: u32 fan_pwm: u32,
}, },
FanAuto, FanAuto,
ShowFan, ShowFan,
@ -202,12 +197,7 @@ pub enum Command {
} }
fn end(input: &[u8]) -> IResult<&[u8], ()> { fn end(input: &[u8]) -> IResult<&[u8], ()> {
complete( complete(fold_many0(one_of("\r\n\t "), (), |(), _| ()))(input)
fold_many0(
one_of("\r\n\t "),
(), |(), _| ()
)
)(input)
} }
fn whitespace(input: &[u8]) -> IResult<&[u8], ()> { fn whitespace(input: &[u8]) -> IResult<&[u8], ()> {
@ -215,28 +205,21 @@ fn whitespace(input: &[u8]) -> IResult<&[u8], ()> {
} }
fn unsigned(input: &[u8]) -> IResult<&[u8], Result<u32, Error>> { fn unsigned(input: &[u8]) -> IResult<&[u8], Result<u32, Error>> {
take_while1(is_digit)(input) take_while1(is_digit)(input).map(|(input, digits)| {
.map(|(input, digits)| { let result = from_utf8(digits)
let result = .map_err(|e| e.into())
from_utf8(digits) .and_then(|digits| u32::from_str_radix(digits, 10).map_err(|e| e.into()));
.map_err(|e| e.into()) (input, result)
.and_then(|digits| u32::from_str_radix(digits, 10) })
.map_err(|e| e.into())
);
(input, result)
})
} }
fn float(input: &[u8]) -> IResult<&[u8], Result<f64, Error>> { fn float(input: &[u8]) -> IResult<&[u8], Result<f64, Error>> {
let (input, sign) = opt(is_a("-"))(input)?; let (input, sign) = opt(is_a("-"))(input)?;
let negative = sign.is_some(); let negative = sign.is_some();
let (input, digits) = take_while1(|c| is_digit(c) || c == '.' as u8)(input)?; let (input, digits) = take_while1(|c| is_digit(c) || c == '.' as u8)(input)?;
let result = let result = from_utf8(digits)
from_utf8(digits)
.map_err(|e| e.into()) .map_err(|e| e.into())
.and_then(|digits| f64::from_str_radix(digits, 10) .and_then(|digits| f64::from_str_radix(digits, 10).map_err(|e| e.into()))
.map_err(|e| e.into())
)
.map(|result: f64| if negative { -result } else { result }); .map(|result: f64| if negative { -result } else { result });
Ok((input, result)) Ok((input, result))
} }
@ -249,57 +232,32 @@ fn report(input: &[u8]) -> IResult<&[u8], Command> {
preceded( preceded(
tag("report"), tag("report"),
// `report` - Report once // `report` - Report once
value(Command::Show(ShowCommand::Input), end) value(Command::Show(ShowCommand::Input), end),
)(input) )(input)
} }
fn pwm_setup(input: &[u8]) -> IResult<&[u8], Result<(PwmPin, f64), Error>> { fn pwm_setup(input: &[u8]) -> IResult<&[u8], Result<(PwmPin, f64), Error>> {
let result_with_pin = |pin: PwmPin| let result_with_pin =
move |result: Result<f64, Error>| |pin: PwmPin| move |result: Result<f64, Error>| result.map(|value| (pin, value));
result.map(|value| (pin, value));
alt(( alt((
map( map(
preceded( preceded(tag("i_set"), preceded(whitespace, float)),
tag("i_set"), result_with_pin(PwmPin::ISet),
preceded(
whitespace,
float
)
),
result_with_pin(PwmPin::ISet)
), ),
map( map(
preceded( preceded(tag("max_i_pos"), preceded(whitespace, float)),
tag("max_i_pos"), result_with_pin(PwmPin::MaxIPos),
preceded(
whitespace,
float
)
),
result_with_pin(PwmPin::MaxIPos)
), ),
map( map(
preceded( preceded(tag("max_i_neg"), preceded(whitespace, float)),
tag("max_i_neg"), result_with_pin(PwmPin::MaxINeg),
preceded(
whitespace,
float
)
),
result_with_pin(PwmPin::MaxINeg)
), ),
map( map(
preceded( preceded(tag("max_v"), preceded(whitespace, float)),
tag("max_v"), result_with_pin(PwmPin::MaxV),
preceded( ),
whitespace, ))(input)
float
)
),
result_with_pin(PwmPin::MaxV)
))
)(input)
} }
/// `pwm <0-1> pid` - Set PWM to be controlled by PID /// `pwm <0-1> pid` - Set PWM to be controlled by PID
@ -312,10 +270,11 @@ fn pwm_polarity(input: &[u8]) -> IResult<&[u8], Polarity> {
tag("polarity"), tag("polarity"),
preceded( preceded(
whitespace, whitespace,
alt((value(Polarity::Normal, tag("normal")), alt((
value(Polarity::Reversed, tag("reversed")) value(Polarity::Normal, tag("normal")),
)) value(Polarity::Reversed, tag("reversed")),
) )),
),
)(input) )(input)
} }
@ -338,17 +297,22 @@ fn pwm(input: &[u8]) -> IResult<&[u8], Result<Command, Error>> {
|input| { |input| {
let (input, config) = pwm_setup(input)?; let (input, config) = pwm_setup(input)?;
match config { match config {
Ok((pin, value)) => Ok((pin, value)) => Ok((
Ok((input, Ok(Command::Pwm { channel, pin, value }))), input,
Err(e) => Ok(Command::Pwm {
Ok((input, Err(e))), channel,
pin,
value,
}),
)),
Err(e) => Ok((input, Err(e))),
} }
}, },
))(input)?; ))(input)?;
end(input)?; end(input)?;
Ok((input, result)) Ok((input, result))
}, },
value(Ok(Command::Show(ShowCommand::Pwm)), end) value(Ok(Command::Show(ShowCommand::Pwm)), end),
))(input) ))(input)
} }
@ -357,36 +321,39 @@ fn center_point(input: &[u8]) -> IResult<&[u8], Result<Command, Error>> {
let (input, _) = whitespace(input)?; let (input, _) = whitespace(input)?;
let (input, channel) = channel(input)?; let (input, channel) = channel(input)?;
let (input, _) = whitespace(input)?; let (input, _) = whitespace(input)?;
let (input, center) = alt(( let (input, center) = alt((value(Ok(CenterPoint::Vref), tag("vref")), |input| {
value(Ok(CenterPoint::Vref), tag("vref")), let (input, value) = float(input)?;
|input| { Ok((
let (input, value) = float(input)?; input,
Ok((input, value.map(|value| CenterPoint::Override(value as f32)))) value.map(|value| CenterPoint::Override(value as f32)),
} ))
))(input)?; }))(input)?;
end(input)?; end(input)?;
Ok((input, center.map(|center| Command::CenterPoint { Ok((
channel, input,
center, center.map(|center| Command::CenterPoint { channel, center }),
}))) ))
} }
/// `pid <0-1> <parameter> <value>` /// `pid <0-1> <parameter> <value>`
fn pid_parameter(input: &[u8]) -> IResult<&[u8], Result<Command, Error>> { fn pid_parameter(input: &[u8]) -> IResult<&[u8], Result<Command, Error>> {
let (input, channel) = channel(input)?; let (input, channel) = channel(input)?;
let (input, _) = whitespace(input)?; let (input, _) = whitespace(input)?;
let (input, parameter) = let (input, parameter) = alt((
alt((value(PidParameter::Target, tag("target")), value(PidParameter::Target, tag("target")),
value(PidParameter::KP, tag("kp")), value(PidParameter::KP, tag("kp")),
value(PidParameter::KI, tag("ki")), value(PidParameter::KI, tag("ki")),
value(PidParameter::KD, tag("kd")), value(PidParameter::KD, tag("kd")),
value(PidParameter::OutputMin, tag("output_min")), value(PidParameter::OutputMin, tag("output_min")),
value(PidParameter::OutputMax, tag("output_max")), value(PidParameter::OutputMax, tag("output_max")),
))(input)?; ))(input)?;
let (input, _) = whitespace(input)?; let (input, _) = whitespace(input)?;
let (input, value) = float(input)?; let (input, value) = float(input)?;
let result = value let result = value.map(|value| Command::Pid {
.map(|value| Command::Pid { channel, parameter, value }); channel,
parameter,
value,
});
Ok((input, result)) Ok((input, result))
} }
@ -394,11 +361,8 @@ fn pid_parameter(input: &[u8]) -> IResult<&[u8], Result<Command, Error>> {
fn pid(input: &[u8]) -> IResult<&[u8], Result<Command, Error>> { fn pid(input: &[u8]) -> IResult<&[u8], Result<Command, Error>> {
let (input, _) = tag("pid")(input)?; let (input, _) = tag("pid")(input)?;
alt(( alt((
preceded( preceded(whitespace, pid_parameter),
whitespace, value(Ok(Command::Show(ShowCommand::Pid)), end),
pid_parameter
),
value(Ok(Command::Show(ShowCommand::Pid)), end)
))(input) ))(input)
} }
@ -406,15 +370,18 @@ fn pid(input: &[u8]) -> IResult<&[u8], Result<Command, Error>> {
fn steinhart_hart_parameter(input: &[u8]) -> IResult<&[u8], Result<Command, Error>> { fn steinhart_hart_parameter(input: &[u8]) -> IResult<&[u8], Result<Command, Error>> {
let (input, channel) = channel(input)?; let (input, channel) = channel(input)?;
let (input, _) = whitespace(input)?; let (input, _) = whitespace(input)?;
let (input, parameter) = let (input, parameter) = alt((
alt((value(ShParameter::T0, tag("t0")), value(ShParameter::T0, tag("t0")),
value(ShParameter::B, tag("b")), value(ShParameter::B, tag("b")),
value(ShParameter::R0, tag("r0")) value(ShParameter::R0, tag("r0")),
))(input)?; ))(input)?;
let (input, _) = whitespace(input)?; let (input, _) = whitespace(input)?;
let (input, value) = float(input)?; let (input, value) = float(input)?;
let result = value let result = value.map(|value| Command::SteinhartHart {
.map(|value| Command::SteinhartHart { channel, parameter, value }); channel,
parameter,
value,
});
Ok((input, result)) Ok((input, result))
} }
@ -422,42 +389,38 @@ fn steinhart_hart_parameter(input: &[u8]) -> IResult<&[u8], Result<Command, Erro
fn steinhart_hart(input: &[u8]) -> IResult<&[u8], Result<Command, Error>> { fn steinhart_hart(input: &[u8]) -> IResult<&[u8], Result<Command, Error>> {
let (input, _) = tag("s-h")(input)?; let (input, _) = tag("s-h")(input)?;
alt(( alt((
preceded( preceded(whitespace, steinhart_hart_parameter),
whitespace, value(Ok(Command::Show(ShowCommand::SteinhartHart)), end),
steinhart_hart_parameter
),
value(Ok(Command::Show(ShowCommand::SteinhartHart)), end)
))(input) ))(input)
} }
fn postfilter(input: &[u8]) -> IResult<&[u8], Result<Command, Error>> { fn postfilter(input: &[u8]) -> IResult<&[u8], Result<Command, Error>> {
let (input, _) = tag("postfilter")(input)?; let (input, _) = tag("postfilter")(input)?;
alt(( alt((
preceded( preceded(whitespace, |input| {
whitespace, let (input, channel) = channel(input)?;
|input| { let (input, _) = whitespace(input)?;
let (input, channel) = channel(input)?; alt((
let (input, _) = whitespace(input)?; value(
alt(( Ok(Command::PostFilter {
value(Ok(Command::PostFilter {
channel, channel,
rate: None, rate: None,
}), tag("off")), }),
move |input| { tag("off"),
let (input, _) = tag("rate")(input)?; ),
let (input, _) = whitespace(input)?; move |input| {
let (input, rate) = float(input)?; let (input, _) = tag("rate")(input)?;
let result = rate let (input, _) = whitespace(input)?;
.map(|rate| Command::PostFilter { let (input, rate) = float(input)?;
channel, let result = rate.map(|rate| Command::PostFilter {
rate: Some(rate as f32), channel,
}); rate: Some(rate as f32),
Ok((input, result)) });
} Ok((input, result))
))(input) },
} ))(input)
), }),
value(Ok(Command::Show(ShowCommand::PostFilter)), end) value(Ok(Command::Show(ShowCommand::PostFilter)), end),
))(input) ))(input)
} }
@ -470,7 +433,7 @@ fn load(input: &[u8]) -> IResult<&[u8], Result<Command, Error>> {
let (input, _) = end(input)?; let (input, _) = end(input)?;
Ok((input, Some(channel))) Ok((input, Some(channel)))
}, },
value(None, end) value(None, end),
))(input)?; ))(input)?;
let result = Ok(Command::Load { channel }); let result = Ok(Command::Load { channel });
@ -486,7 +449,7 @@ fn save(input: &[u8]) -> IResult<&[u8], Result<Command, Error>> {
let (input, _) = end(input)?; let (input, _) = end(input)?;
Ok((input, Some(channel))) Ok((input, Some(channel)))
}, },
value(None, end) value(None, end),
))(input)?; ))(input)?;
let result = Ok(Command::Save { channel }); let result = Ok(Command::Save { channel });
@ -548,12 +511,17 @@ fn fan(input: &[u8]) -> IResult<&[u8], Result<Command, Error>> {
}, },
|input| { |input| {
let (input, value) = unsigned(input)?; let (input, value) = unsigned(input)?;
Ok((input, Ok(Command::FanSet { fan_pwm: value.unwrap_or(0)}))) Ok((
input,
Ok(Command::FanSet {
fan_pwm: value.unwrap_or(0),
}),
))
}, },
))(input)?; ))(input)?;
Ok((input, result)) Ok((input, result))
}, },
value(Ok(Command::ShowFan), end) value(Ok(Command::ShowFan), end),
))(input) ))(input)
} }
@ -574,7 +542,14 @@ fn fan_curve(input: &[u8]) -> IResult<&[u8], Result<Command, Error>> {
let (input, _) = whitespace(input)?; let (input, _) = whitespace(input)?;
let (input, k_c) = float(input)?; let (input, k_c) = float(input)?;
if k_a.is_ok() && k_b.is_ok() && k_c.is_ok() { if k_a.is_ok() && k_b.is_ok() && k_c.is_ok() {
Ok((input, Ok(Command::FanCurve { k_a: k_a.unwrap() as f32, k_b: k_b.unwrap() as f32, k_c: k_c.unwrap() as f32 }))) Ok((
input,
Ok(Command::FanCurve {
k_a: k_a.unwrap() as f32,
k_b: k_b.unwrap() as f32,
k_c: k_c.unwrap() as f32,
}),
))
} else { } else {
Err(nom::Err::Incomplete(Needed::Size(3))) Err(nom::Err::Incomplete(Needed::Size(3)))
} }
@ -582,38 +557,36 @@ fn fan_curve(input: &[u8]) -> IResult<&[u8], Result<Command, Error>> {
))(input)?; ))(input)?;
Ok((input, result)) Ok((input, result))
}, },
value(Err(Error::Incomplete), end) value(Err(Error::Incomplete), end),
))(input) ))(input)
} }
fn command(input: &[u8]) -> IResult<&[u8], Result<Command, Error>> { fn command(input: &[u8]) -> IResult<&[u8], Result<Command, Error>> {
alt((value(Ok(Command::Quit), tag("quit")), alt((
load, value(Ok(Command::Quit), tag("quit")),
save, load,
value(Ok(Command::Reset), tag("reset")), save,
ipv4, value(Ok(Command::Reset), tag("reset")),
map(report, Ok), ipv4,
pwm, map(report, Ok),
center_point, pwm,
pid, center_point,
steinhart_hart, pid,
postfilter, steinhart_hart,
value(Ok(Command::Dfu), tag("dfu")), postfilter,
fan, value(Ok(Command::Dfu), tag("dfu")),
fan_curve, fan,
value(Ok(Command::ShowHWRev), tag("hwrev")), fan_curve,
value(Ok(Command::ShowHWRev), tag("hwrev")),
))(input) ))(input)
} }
impl Command { impl Command {
pub fn parse(input: &[u8]) -> Result<Self, Error> { pub fn parse(input: &[u8]) -> Result<Self, Error> {
match command(input) { match command(input) {
Ok((input_remain, result)) if input_remain.len() == 0 => Ok((input_remain, result)) if input_remain.len() == 0 => result,
result, Ok((input_remain, _)) => Err(Error::UnexpectedInput(input_remain[0])),
Ok((input_remain, _)) => Err(e) => Err(e.into()),
Err(Error::UnexpectedInput(input_remain[0])),
Err(e) =>
Err(e.into()),
} }
} }
} }
@ -661,21 +634,27 @@ mod test {
#[test] #[test]
fn parse_ipv4() { fn parse_ipv4() {
let command = Command::parse(b"ipv4 192.168.1.26/24"); let command = Command::parse(b"ipv4 192.168.1.26/24");
assert_eq!(command, Ok(Command::Ipv4(Ipv4Config { assert_eq!(
address: [192, 168, 1, 26], command,
mask_len: 24, Ok(Command::Ipv4(Ipv4Config {
gateway: None, address: [192, 168, 1, 26],
}))); mask_len: 24,
gateway: None,
}))
);
} }
#[test] #[test]
fn parse_ipv4_and_gateway() { fn parse_ipv4_and_gateway() {
let command = Command::parse(b"ipv4 10.42.0.126/8 10.1.0.1"); let command = Command::parse(b"ipv4 10.42.0.126/8 10.1.0.1");
assert_eq!(command, Ok(Command::Ipv4(Ipv4Config { assert_eq!(
address: [10, 42, 0, 126], command,
mask_len: 8, Ok(Command::Ipv4(Ipv4Config {
gateway: Some([10, 1, 0, 1]), address: [10, 42, 0, 126],
}))); mask_len: 8,
gateway: Some([10, 1, 0, 1]),
}))
);
} }
#[test] #[test]
@ -687,49 +666,59 @@ mod test {
#[test] #[test]
fn parse_pwm_i_set() { fn parse_pwm_i_set() {
let command = Command::parse(b"pwm 1 i_set 16383"); let command = Command::parse(b"pwm 1 i_set 16383");
assert_eq!(command, Ok(Command::Pwm { assert_eq!(
channel: 1, command,
pin: PwmPin::ISet, Ok(Command::Pwm {
value: 16383.0, channel: 1,
})); pin: PwmPin::ISet,
value: 16383.0,
})
);
} }
#[test] #[test]
fn parse_pwm_pid() { fn parse_pwm_pid() {
let command = Command::parse(b"pwm 0 pid"); let command = Command::parse(b"pwm 0 pid");
assert_eq!(command, Ok(Command::PwmPid { assert_eq!(command, Ok(Command::PwmPid { channel: 0 }));
channel: 0,
}));
} }
#[test] #[test]
fn parse_pwm_max_i_pos() { fn parse_pwm_max_i_pos() {
let command = Command::parse(b"pwm 0 max_i_pos 7"); let command = Command::parse(b"pwm 0 max_i_pos 7");
assert_eq!(command, Ok(Command::Pwm { assert_eq!(
channel: 0, command,
pin: PwmPin::MaxIPos, Ok(Command::Pwm {
value: 7.0, channel: 0,
})); pin: PwmPin::MaxIPos,
value: 7.0,
})
);
} }
#[test] #[test]
fn parse_pwm_max_i_neg() { fn parse_pwm_max_i_neg() {
let command = Command::parse(b"pwm 0 max_i_neg 128"); let command = Command::parse(b"pwm 0 max_i_neg 128");
assert_eq!(command, Ok(Command::Pwm { assert_eq!(
channel: 0, command,
pin: PwmPin::MaxINeg, Ok(Command::Pwm {
value: 128.0, channel: 0,
})); pin: PwmPin::MaxINeg,
value: 128.0,
})
);
} }
#[test] #[test]
fn parse_pwm_max_v() { fn parse_pwm_max_v() {
let command = Command::parse(b"pwm 0 max_v 32768"); let command = Command::parse(b"pwm 0 max_v 32768");
assert_eq!(command, Ok(Command::Pwm { assert_eq!(
channel: 0, command,
pin: PwmPin::MaxV, Ok(Command::Pwm {
value: 32768.0, channel: 0,
})); pin: PwmPin::MaxV,
value: 32768.0,
})
);
} }
#[test] #[test]
@ -741,11 +730,14 @@ mod test {
#[test] #[test]
fn parse_pid_target() { fn parse_pid_target() {
let command = Command::parse(b"pid 0 target 36.5"); let command = Command::parse(b"pid 0 target 36.5");
assert_eq!(command, Ok(Command::Pid { assert_eq!(
channel: 0, command,
parameter: PidParameter::Target, Ok(Command::Pid {
value: 36.5, channel: 0,
})); parameter: PidParameter::Target,
value: 36.5,
})
);
} }
#[test] #[test]
@ -757,11 +749,14 @@ mod test {
#[test] #[test]
fn parse_steinhart_hart_set() { fn parse_steinhart_hart_set() {
let command = Command::parse(b"s-h 1 t0 23.05"); let command = Command::parse(b"s-h 1 t0 23.05");
assert_eq!(command, Ok(Command::SteinhartHart { assert_eq!(
channel: 1, command,
parameter: ShParameter::T0, Ok(Command::SteinhartHart {
value: 23.05, channel: 1,
})); parameter: ShParameter::T0,
value: 23.05,
})
);
} }
#[test] #[test]
@ -773,37 +768,49 @@ mod test {
#[test] #[test]
fn parse_postfilter_off() { fn parse_postfilter_off() {
let command = Command::parse(b"postfilter 1 off"); let command = Command::parse(b"postfilter 1 off");
assert_eq!(command, Ok(Command::PostFilter { assert_eq!(
channel: 1, command,
rate: None, Ok(Command::PostFilter {
})); channel: 1,
rate: None,
})
);
} }
#[test] #[test]
fn parse_postfilter_rate() { fn parse_postfilter_rate() {
let command = Command::parse(b"postfilter 0 rate 21"); let command = Command::parse(b"postfilter 0 rate 21");
assert_eq!(command, Ok(Command::PostFilter { assert_eq!(
channel: 0, command,
rate: Some(21.0), Ok(Command::PostFilter {
})); channel: 0,
rate: Some(21.0),
})
);
} }
#[test] #[test]
fn parse_center_point() { fn parse_center_point() {
let command = Command::parse(b"center 0 1.5"); let command = Command::parse(b"center 0 1.5");
assert_eq!(command, Ok(Command::CenterPoint { assert_eq!(
channel: 0, command,
center: CenterPoint::Override(1.5), Ok(Command::CenterPoint {
})); channel: 0,
center: CenterPoint::Override(1.5),
})
);
} }
#[test] #[test]
fn parse_center_point_vref() { fn parse_center_point_vref() {
let command = Command::parse(b"center 1 vref"); let command = Command::parse(b"center 1 vref");
assert_eq!(command, Ok(Command::CenterPoint { assert_eq!(
channel: 1, command,
center: CenterPoint::Vref, Ok(Command::CenterPoint {
})); channel: 1,
center: CenterPoint::Vref,
})
);
} }
#[test] #[test]
@ -815,7 +822,7 @@ mod test {
#[test] #[test]
fn parse_fan_set() { fn parse_fan_set() {
let command = Command::parse(b"fan 42"); let command = Command::parse(b"fan 42");
assert_eq!(command, Ok(Command::FanSet {fan_pwm: 42})); assert_eq!(command, Ok(Command::FanSet { fan_pwm: 42 }));
} }
#[test] #[test]
@ -827,11 +834,14 @@ mod test {
#[test] #[test]
fn parse_fcurve_set() { fn parse_fcurve_set() {
let command = Command::parse(b"fcurve 1.2 3.4 5.6"); let command = Command::parse(b"fcurve 1.2 3.4 5.6");
assert_eq!(command, Ok(Command::FanCurve { assert_eq!(
k_a: 1.2, command,
k_b: 3.4, Ok(Command::FanCurve {
k_c: 5.6 k_a: 1.2,
})); k_b: 3.4,
k_c: 5.6
})
);
} }
#[test] #[test]

29
src/config.rs
View File

@ -1,16 +1,15 @@
use num_traits::Zero;
use serde::{Serialize, Deserialize};
use uom::si::{
electric_potential::volt,
electric_current::ampere,
f64::{ElectricCurrent, ElectricPotential},
};
use crate::{ use crate::{
ad7172::PostFilter, ad7172::PostFilter,
channels::Channels, channels::Channels,
command_parser::{CenterPoint, Polarity}, command_parser::{CenterPoint, Polarity},
pid, pid, steinhart_hart,
steinhart_hart, };
use num_traits::Zero;
use serde::{Deserialize, Serialize};
use uom::si::{
electric_current::ampere,
electric_potential::volt,
f64::{ElectricCurrent, ElectricPotential},
}; };
#[derive(Clone, Debug, PartialEq, Serialize, Deserialize)] #[derive(Clone, Debug, PartialEq, Serialize, Deserialize)]
@ -31,15 +30,17 @@ impl ChannelConfig {
pub fn new(channels: &mut Channels, channel: usize) -> Self { pub fn new(channels: &mut Channels, channel: usize) -> Self {
let pwm = PwmLimits::new(channels, channel); let pwm = PwmLimits::new(channels, channel);
let adc_postfilter = channels.adc.get_postfilter(channel as u8) let adc_postfilter = channels
.adc
.get_postfilter(channel as u8)
.unwrap() .unwrap()
.unwrap_or(PostFilter::Invalid); .unwrap_or(PostFilter::Invalid);
let state = channels.channel_state(channel); let state = channels.channel_state(channel);
let i_set = if state.pid_engaged { let i_set = if state.pid_engaged {
ElectricCurrent::zero() ElectricCurrent::zero()
} else { } else {
state.i_set state.i_set
}; };
ChannelConfig { ChannelConfig {
center: state.center.clone(), center: state.center.clone(),

8
src/dfu.rs
View File

@ -14,7 +14,7 @@ pub unsafe fn set_dfu_trigger() {
} }
/// Called by reset handler in lib.rs immediately after reset. /// Called by reset handler in lib.rs immediately after reset.
/// This function should not be called outside of reset handler as /// This function should not be called outside of reset handler as
/// bootloader expects MCU to be in reset state when called. /// bootloader expects MCU to be in reset state when called.
#[cfg(target_arch = "arm")] #[cfg(target_arch = "arm")]
#[pre_init] #[pre_init]
@ -27,13 +27,13 @@ unsafe fn __pre_init() {
rcc.apb2enr.modify(|_, w| w.syscfgen().set_bit()); rcc.apb2enr.modify(|_, w| w.syscfgen().set_bit());
// Bypass BOOT pins and remap bootloader to 0x00000000 // Bypass BOOT pins and remap bootloader to 0x00000000
let syscfg = &*SYSCFG::ptr() ; let syscfg = &*SYSCFG::ptr();
syscfg.memrm.write(|w| w.mem_mode().bits(0b01)); syscfg.memrm.write(|w| w.mem_mode().bits(0b01));
// Impose instruction and memory barriers // Impose instruction and memory barriers
cortex_m::asm::isb(); cortex_m::asm::isb();
cortex_m::asm::dsb(); cortex_m::asm::dsb();
asm!( asm!(
// Set stack pointer to bootloader location // Set stack pointer to bootloader location
"LDR R0, =0x1FFF0000", "LDR R0, =0x1FFF0000",

54
src/fan_ctrl.rs
View File

@ -1,25 +1,17 @@
use crate::{channels::MAX_TEC_I, command_handler::JsonBuffer, hw_rev::HWSettings};
use num_traits::Float; use num_traits::Float;
use serde::Serialize; use serde::Serialize;
use stm32f4xx_hal::{ use stm32f4xx_hal::{
pwm::{self, PwmChannels},
pac::TIM8, pac::TIM8,
pwm::{self, PwmChannels},
}; };
use uom::si::{ use uom::si::{electric_current::ampere, f64::ElectricCurrent};
f64::ElectricCurrent,
electric_current::ampere,
};
use crate::{
hw_rev::HWSettings,
command_handler::JsonBuffer,
channels::MAX_TEC_I,
};
pub type FanPin = PwmChannels<TIM8, pwm::C4>; pub type FanPin = PwmChannels<TIM8, pwm::C4>;
const MAX_USER_FAN_PWM: f32 = 100.0; const MAX_USER_FAN_PWM: f32 = 100.0;
const MIN_USER_FAN_PWM: f32 = 1.0; const MIN_USER_FAN_PWM: f32 = 1.0;
pub struct FanCtrl { pub struct FanCtrl {
fan: Option<FanPin>, fan: Option<FanPin>,
fan_auto: bool, fan_auto: bool,
@ -56,7 +48,9 @@ impl FanCtrl {
if self.fan_auto && self.hw_settings.fan_available { if self.fan_auto && self.hw_settings.fan_available {
let scaled_current = self.abs_max_tec_i / MAX_TEC_I.get::<ampere>() as f32; let scaled_current = self.abs_max_tec_i / MAX_TEC_I.get::<ampere>() as f32;
// do not limit upper bound, as it will be limited in the set_pwm() // do not limit upper bound, as it will be limited in the set_pwm()
let pwm = (MAX_USER_FAN_PWM * (scaled_current * (scaled_current * self.k_a + self.k_b) + self.k_c)) as u32; let pwm = (MAX_USER_FAN_PWM
* (scaled_current * (scaled_current * self.k_a + self.k_b) + self.k_c))
as u32;
self.set_pwm(pwm); self.set_pwm(pwm);
} }
} }
@ -89,18 +83,28 @@ impl FanCtrl {
} }
pub fn restore_defaults(&mut self) { pub fn restore_defaults(&mut self) {
self.set_curve(self.hw_settings.fan_k_a, self.set_curve(
self.hw_settings.fan_k_b, self.hw_settings.fan_k_a,
self.hw_settings.fan_k_c); self.hw_settings.fan_k_b,
self.hw_settings.fan_k_c,
);
} }
pub fn set_pwm(&mut self, fan_pwm: u32) -> f32 { pub fn set_pwm(&mut self, fan_pwm: u32) -> f32 {
if self.fan.is_none() || (!self.pwm_enabled && !self.enable_pwm()) { if self.fan.is_none() || (!self.pwm_enabled && !self.enable_pwm()) {
return 0f32; return 0f32;
} }
let fan = self.fan.as_mut().unwrap(); let fan = self.fan.as_mut().unwrap();
let fan_pwm = fan_pwm.min(MAX_USER_FAN_PWM as u32).max(MIN_USER_FAN_PWM as u32); let fan_pwm = fan_pwm
let duty = scale_number(fan_pwm as f32, self.hw_settings.min_fan_pwm, self.hw_settings.max_fan_pwm, MIN_USER_FAN_PWM, MAX_USER_FAN_PWM); .min(MAX_USER_FAN_PWM as u32)
.max(MIN_USER_FAN_PWM as u32);
let duty = scale_number(
fan_pwm as f32,
self.hw_settings.min_fan_pwm,
self.hw_settings.max_fan_pwm,
MIN_USER_FAN_PWM,
MAX_USER_FAN_PWM,
);
let max = fan.get_max_duty(); let max = fan.get_max_duty();
let value = ((duty * (max as f32)) as u16).min(max); let value = ((duty * (max as f32)) as u16).min(max);
fan.set_duty(value); fan.set_duty(value);
@ -119,8 +123,17 @@ impl FanCtrl {
if let Some(fan) = &self.fan { if let Some(fan) = &self.fan {
let duty = fan.get_duty(); let duty = fan.get_duty();
let max = fan.get_max_duty(); let max = fan.get_max_duty();
scale_number(duty as f32 / (max as f32), MIN_USER_FAN_PWM, MAX_USER_FAN_PWM, self.hw_settings.min_fan_pwm, self.hw_settings.max_fan_pwm).round() as u32 scale_number(
} else { 0 } duty as f32 / (max as f32),
MIN_USER_FAN_PWM,
MAX_USER_FAN_PWM,
self.hw_settings.min_fan_pwm,
self.hw_settings.max_fan_pwm,
)
.round() as u32
} else {
0
}
} }
fn enable_pwm(&mut self) -> bool { fn enable_pwm(&mut self) -> bool {
@ -136,7 +149,6 @@ impl FanCtrl {
} }
} }
fn scale_number(unscaled: f32, to_min: f32, to_max: f32, from_min: f32, from_max: f32) -> f32 { fn scale_number(unscaled: f32, to_min: f32, to_max: f32, from_min: f32, from_max: f32) -> f32 {
(to_max - to_min) * (unscaled - from_min) / (from_max - from_min) + to_min (to_max - to_min) * (unscaled - from_min) / (from_max - from_min) + to_min
} }

14
src/flash_store.rs
View File

@ -1,9 +1,9 @@
use log::{info, error}; use log::{error, info};
use sfkv::{Store, StoreBackend};
use stm32f4xx_hal::{ use stm32f4xx_hal::{
flash::{Error, FlashExt}, flash::{Error, FlashExt},
stm32::FLASH, stm32::FLASH,
}; };
use sfkv::{Store, StoreBackend};
/// 16 KiB /// 16 KiB
pub const FLASH_SECTOR_SIZE: usize = 0x4000; pub const FLASH_SECTOR_SIZE: usize = 0x4000;
@ -21,9 +21,7 @@ pub struct FlashBackend {
} }
fn get_offset() -> usize { fn get_offset() -> usize {
unsafe { unsafe { (&_config_start as *const usize as usize) - (&_flash_start as *const usize as usize) }
(&_config_start as *const usize as usize) - (&_flash_start as *const usize as usize)
}
} }
impl StoreBackend for FlashBackend { impl StoreBackend for FlashBackend {
@ -40,7 +38,8 @@ impl StoreBackend for FlashBackend {
} }
fn program(&mut self, offset: usize, payload: &[u8]) -> Result<(), Self::Error> { fn program(&mut self, offset: usize, payload: &[u8]) -> Result<(), Self::Error> {
self.flash.unlocked() self.flash
.unlocked()
.program(get_offset() + offset, payload.iter()) .program(get_offset() + offset, payload.iter())
} }
@ -60,7 +59,8 @@ pub fn store(flash: FLASH) -> FlashStore {
Ok(_) => {} Ok(_) => {}
Err(e) => { Err(e) => {
error!("corrupt store, erasing. error: {:?}", e); error!("corrupt store, erasing. error: {:?}", e);
let _ = store.erase() let _ = store
.erase()
.map_err(|e| error!("flash erase failed: {:?}", e)); .map_err(|e| error!("flash erase failed: {:?}", e));
} }
} }

24
src/hw_rev.rs
View File

@ -1,9 +1,6 @@
use serde::Serialize; use serde::Serialize;
use crate::{ use crate::{command_handler::JsonBuffer, pins::HWRevPins};
pins::HWRevPins,
command_handler::JsonBuffer,
};
#[derive(Serialize, Copy, Clone)] #[derive(Serialize, Copy, Clone)]
pub struct HWRev { pub struct HWRev {
@ -31,13 +28,17 @@ struct HWSummary<'a> {
impl HWRev { impl HWRev {
pub fn detect_hw_rev(hwrev_pins: &HWRevPins) -> Self { pub fn detect_hw_rev(hwrev_pins: &HWRevPins) -> Self {
let (h0, h1, h2, h3) = (hwrev_pins.hwrev0.is_high(), hwrev_pins.hwrev1.is_high(), let (h0, h1, h2, h3) = (
hwrev_pins.hwrev2.is_high(), hwrev_pins.hwrev3.is_high()); hwrev_pins.hwrev0.is_high(),
hwrev_pins.hwrev1.is_high(),
hwrev_pins.hwrev2.is_high(),
hwrev_pins.hwrev3.is_high(),
);
match (h0, h1, h2, h3) { match (h0, h1, h2, h3) {
(true, true, true, false) => HWRev { major: 1, minor: 0 }, (true, true, true, false) => HWRev { major: 1, minor: 0 },
(true, false, false, false) => HWRev { major: 2, minor: 0 }, (true, false, false, false) => HWRev { major: 2, minor: 0 },
(false, true, false, false) => HWRev { major: 2, minor: 2 }, (false, true, false, false) => HWRev { major: 2, minor: 2 },
(_, _, _, _) => HWRev { major: 0, minor: 0 } (_, _, _, _) => HWRev { major: 0, minor: 0 },
} }
} }
@ -70,13 +71,16 @@ impl HWRev {
fan_pwm_freq_hz: 0, fan_pwm_freq_hz: 0,
fan_available: false, fan_available: false,
fan_pwm_recommended: false, fan_pwm_recommended: false,
} },
} }
} }
pub fn summary(&self) -> Result<JsonBuffer, serde_json_core::ser::Error> { pub fn summary(&self) -> Result<JsonBuffer, serde_json_core::ser::Error> {
let settings = self.settings(); let settings = self.settings();
let summary = HWSummary { rev: self, settings: &settings }; let summary = HWSummary {
rev: self,
settings: &settings,
};
serde_json_core::to_vec(&summary) serde_json_core::to_vec(&summary)
} }
} }

8
src/init_log.rs
View File

@ -10,17 +10,15 @@ pub fn init_log() {
#[cfg(feature = "semihosting")] #[cfg(feature = "semihosting")]
pub fn init_log() { pub fn init_log() {
use cortex_m_log::log::{init, Logger};
use cortex_m_log::printer::semihosting::{hio::HStdout, InterruptOk};
use log::LevelFilter; use log::LevelFilter;
use cortex_m_log::log::{Logger, init};
use cortex_m_log::printer::semihosting::{InterruptOk, hio::HStdout};
static mut LOGGER: Option<Logger<InterruptOk<HStdout>>> = None; static mut LOGGER: Option<Logger<InterruptOk<HStdout>>> = None;
let logger = Logger { let logger = Logger {
inner: InterruptOk::<_>::stdout().expect("semihosting stdout"), inner: InterruptOk::<_>::stdout().expect("semihosting stdout"),
level: LevelFilter::Info, level: LevelFilter::Info,
}; };
let logger = unsafe { let logger = unsafe { LOGGER.get_or_insert(logger) };
LOGGER.get_or_insert(logger)
};
init(logger).expect("set logger"); init(logger).expect("set logger");
} }

2
src/leds.rs
View File

@ -1,6 +1,6 @@
use stm32f4xx_hal::{ use stm32f4xx_hal::{
gpio::{ gpio::{
gpiod::{PD9, PD10, PD11}, gpiod::{PD10, PD11, PD9},
Output, PushPull, Output, PushPull,
}, },
hal::digital::v2::OutputPin, hal::digital::v2::OutputPin,

245
src/main.rs
View File

@ -8,30 +8,26 @@ use panic_halt as _;
#[cfg(all(feature = "semihosting", not(test)))] #[cfg(all(feature = "semihosting", not(test)))]
use panic_semihosting as _; use panic_semihosting as _;
use log::{error, info, warn};
use cortex_m::asm::wfi; use cortex_m::asm::wfi;
use cortex_m_rt::entry; use cortex_m_rt::entry;
use log::{error, info, warn};
use smoltcp::{socket::TcpSocket, time::Instant, wire::EthernetAddress};
use stm32f4xx_hal::{ use stm32f4xx_hal::{
hal::watchdog::{WatchdogEnable, Watchdog}, hal::watchdog::{Watchdog, WatchdogEnable},
rcc::RccExt, rcc::RccExt,
stm32::{CorePeripherals, Peripherals, SCB}, stm32::{CorePeripherals, Peripherals, SCB},
time::{U32Ext, MegaHertz}, time::{MegaHertz, U32Ext},
watchdog::IndependentWatchdog, watchdog::IndependentWatchdog,
}; };
use smoltcp::{
time::Instant,
socket::TcpSocket,
wire::EthernetAddress,
};
mod init_log; mod init_log;
use init_log::init_log; use init_log::init_log;
mod usb;
mod leds; mod leds;
mod pins; mod pins;
mod usb;
use pins::Pins; use pins::Pins;
mod ad7172;
mod ad5680; mod ad5680;
mod ad7172;
mod net; mod net;
mod server; mod server;
use server::Server; use server::Server;
@ -39,18 +35,18 @@ mod session;
use session::{Session, SessionInput}; use session::{Session, SessionInput};
mod command_parser; mod command_parser;
use command_parser::Ipv4Config; use command_parser::Ipv4Config;
mod timer; mod channels;
mod pid; mod pid;
mod steinhart_hart; mod steinhart_hart;
mod channels; mod timer;
use channels::{CHANNELS, Channels}; use channels::{Channels, CHANNELS};
mod channel; mod channel;
mod channel_state; mod channel_state;
mod config; mod config;
use config::ChannelConfig; use config::ChannelConfig;
mod flash_store;
mod dfu;
mod command_handler; mod command_handler;
mod dfu;
mod flash_store;
use command_handler::Handler; use command_handler::Handler;
mod fan_ctrl; mod fan_ctrl;
use fan_ctrl::FanCtrl; use fan_ctrl::FanCtrl;
@ -73,19 +69,19 @@ fn send_line(socket: &mut TcpSocket, data: &[u8]) -> bool {
// instead of sending incomplete line // instead of sending incomplete line
warn!( warn!(
"TCP socket has only {}/{} needed {}", "TCP socket has only {}/{} needed {}",
send_free + 1, socket.send_capacity(), data.len(), send_free + 1,
socket.send_capacity(),
data.len(),
); );
} else { } else {
match socket.send_slice(&data) { match socket.send_slice(&data) {
Ok(sent) if sent == data.len() => { Ok(sent) if sent == data.len() => {
let _ = socket.send_slice(b"\n"); let _ = socket.send_slice(b"\n");
// success // success
return true return true;
} }
Ok(sent) => Ok(sent) => warn!("sent only {}/{} bytes", sent, data.len()),
warn!("sent only {}/{} bytes", sent, data.len()), Err(e) => error!("error sending line: {:?}", e),
Err(e) =>
error!("error sending line: {:?}", e),
} }
} }
// not success // not success
@ -104,7 +100,9 @@ fn main() -> ! {
cp.SCB.enable_dcache(&mut cp.CPUID); cp.SCB.enable_dcache(&mut cp.CPUID);
let dp = Peripherals::take().unwrap(); let dp = Peripherals::take().unwrap();
let clocks = dp.RCC.constrain() let clocks = dp
.RCC
.constrain()
.cfgr .cfgr
.use_hse(HSE) .use_hse(HSE)
.sysclk(168.mhz()) .sysclk(168.mhz())
@ -120,10 +118,21 @@ fn main() -> ! {
timer::setup(cp.SYST, clocks); timer::setup(cp.SYST, clocks);
let (pins, mut leds, mut eeprom, eth_pins, usb, fan, hwrev, hw_settings) = Pins::setup( let (pins, mut leds, mut eeprom, eth_pins, usb, fan, hwrev, hw_settings) = Pins::setup(
clocks, dp.TIM1, dp.TIM3, dp.TIM8, clocks,
dp.GPIOA, dp.GPIOB, dp.GPIOC, dp.GPIOD, dp.GPIOE, dp.GPIOF, dp.GPIOG, dp.TIM1,
dp.TIM3,
dp.TIM8,
dp.GPIOA,
dp.GPIOB,
dp.GPIOC,
dp.GPIOD,
dp.GPIOE,
dp.GPIOF,
dp.GPIOG,
dp.I2C1, dp.I2C1,
dp.SPI2, dp.SPI4, dp.SPI5, dp.SPI2,
dp.SPI4,
dp.SPI5,
dp.ADC1, dp.ADC1,
dp.OTG_FS_GLOBAL, dp.OTG_FS_GLOBAL,
dp.OTG_FS_DEVICE, dp.OTG_FS_DEVICE,
@ -141,12 +150,9 @@ fn main() -> ! {
let mut channels = Channels::new(pins); let mut channels = Channels::new(pins);
for c in 0..CHANNELS { for c in 0..CHANNELS {
match store.read_value::<ChannelConfig>(CHANNEL_CONFIG_KEY[c]) { match store.read_value::<ChannelConfig>(CHANNEL_CONFIG_KEY[c]) {
Ok(Some(config)) => Ok(Some(config)) => config.apply(&mut channels, c),
config.apply(&mut channels, c), Ok(None) => error!("flash config not found for channel {}", c),
Ok(None) => Err(e) => error!("unable to load config {} from flash: {:?}", c, e),
error!("flash config not found for channel {}", c),
Err(e) =>
error!("unable to load config {} from flash: {:?}", c, e),
} }
} }
@ -159,11 +165,9 @@ fn main() -> ! {
gateway: None, gateway: None,
}; };
match store.read_value("ipv4") { match store.read_value("ipv4") {
Ok(Some(config)) => Ok(Some(config)) => ipv4_config = config,
ipv4_config = config,
Ok(None) => {} Ok(None) => {}
Err(e) => Err(e) => error!("cannot read ipv4 config: {:?}", e),
error!("cannot read ipv4 config: {:?}", e),
} }
// EEPROM ships with a read-only EUI-48 identifier // EEPROM ships with a read-only EUI-48 identifier
@ -172,102 +176,115 @@ fn main() -> ! {
let hwaddr = EthernetAddress(eui48); let hwaddr = EthernetAddress(eui48);
info!("EEPROM MAC address: {}", hwaddr); info!("EEPROM MAC address: {}", hwaddr);
net::run(clocks, dp.ETHERNET_MAC, dp.ETHERNET_DMA, eth_pins, hwaddr, ipv4_config.clone(), |iface| { net::run(
Server::<Session>::run(iface, |server| { clocks,
leds.r1.off(); dp.ETHERNET_MAC,
let mut should_reset = false; dp.ETHERNET_DMA,
eth_pins,
hwaddr,
ipv4_config.clone(),
|iface| {
Server::<Session>::run(iface, |server| {
leds.r1.off();
let mut should_reset = false;
loop { loop {
let mut new_ipv4_config = None; let mut new_ipv4_config = None;
let instant = Instant::from_millis(i64::from(timer::now())); let instant = Instant::from_millis(i64::from(timer::now()));
channels.poll_adc(instant); channels.poll_adc(instant);
fan_ctrl.cycle(channels.current_abs_max_tec_i()); fan_ctrl.cycle(channels.current_abs_max_tec_i());
if channels.pid_engaged() { if channels.pid_engaged() {
leds.g3.on(); leds.g3.on();
} else { } else {
leds.g3.off(); leds.g3.off();
} }
let instant = Instant::from_millis(i64::from(timer::now())); let instant = Instant::from_millis(i64::from(timer::now()));
cortex_m::interrupt::free(net::clear_pending); cortex_m::interrupt::free(net::clear_pending);
server.poll(instant) server.poll(instant).unwrap_or_else(|e| {
.unwrap_or_else(|e| {
warn!("poll: {:?}", e); warn!("poll: {:?}", e);
}); });
if ! should_reset { if !should_reset {
// TCP protocol handling // TCP protocol handling
server.for_each(|mut socket, session| { server.for_each(|mut socket, session| {
if ! socket.is_active() { if !socket.is_active() {
let _ = socket.listen(TCP_PORT); let _ = socket.listen(TCP_PORT);
session.reset(); session.reset();
} else if socket.may_send() && !socket.may_recv() { } else if socket.may_send() && !socket.may_recv() {
socket.close() socket.close()
} else if socket.can_send() && socket.can_recv() { } else if socket.can_send() && socket.can_recv() {
match socket.recv(|buf| session.feed(buf)) { match socket.recv(|buf| session.feed(buf)) {
// SessionInput::Nothing happens when the line reader parses a string of characters that is not // SessionInput::Nothing happens when the line reader parses a string of characters that is not
// followed by a newline character. Could be due to partial commands not terminated with newline, // followed by a newline character. Could be due to partial commands not terminated with newline,
// socket RX ring buffer wraps around, or when the command is sent as seperate TCP packets etc. // socket RX ring buffer wraps around, or when the command is sent as seperate TCP packets etc.
// Do nothing and feed more data to the line reader in the next loop cycle. // Do nothing and feed more data to the line reader in the next loop cycle.
Ok(SessionInput::Nothing) => {} Ok(SessionInput::Nothing) => {}
Ok(SessionInput::Command(command)) => { Ok(SessionInput::Command(command)) => {
match Handler::handle_command(command, &mut socket, &mut channels, &mut store, &mut ipv4_config, &mut fan_ctrl, hwrev) { match Handler::handle_command(
Ok(Handler::NewIPV4(ip)) => new_ipv4_config = Some(ip), command,
Ok(Handler::Handled) => {}, &mut socket,
Ok(Handler::CloseSocket) => socket.close(), &mut channels,
Ok(Handler::Reset) => should_reset = true, &mut store,
Err(_) => {}, &mut ipv4_config,
&mut fan_ctrl,
hwrev,
) {
Ok(Handler::NewIPV4(ip)) => new_ipv4_config = Some(ip),
Ok(Handler::Handled) => {}
Ok(Handler::CloseSocket) => socket.close(),
Ok(Handler::Reset) => should_reset = true,
Err(_) => {}
}
} }
Ok(SessionInput::Error(e)) => {
error!("session input: {:?}", e);
send_line(&mut socket, b"{ \"error\": \"invalid input\" }");
}
Err(_) => socket.close(),
} }
Ok(SessionInput::Error(e)) => {
error!("session input: {:?}", e);
send_line(&mut socket, b"{ \"error\": \"invalid input\" }");
}
Err(_) =>
socket.close(),
} }
});
} else {
// Should reset, close all TCP sockets.
let mut any_socket_alive = false;
server.for_each(|mut socket, _| {
if socket.is_active() {
socket.abort();
any_socket_alive = true;
}
});
// Must let loop run for one more cycle to poll server for RST to be sent,
// this makes sure system does not reset right after socket.abort() is called.
if !any_socket_alive {
SCB::sys_reset();
} }
}); }
} else {
// Should reset, close all TCP sockets.
let mut any_socket_alive = false;
server.for_each(|mut socket, _| {
if socket.is_active() {
socket.abort();
any_socket_alive = true;
}
});
// Must let loop run for one more cycle to poll server for RST to be sent,
// this makes sure system does not reset right after socket.abort() is called.
if !any_socket_alive {
SCB::sys_reset();
}
}
// Apply new IPv4 address/gateway // Apply new IPv4 address/gateway
new_ipv4_config.take() new_ipv4_config.take().map(|config| {
.map(|config| {
server.set_ipv4_config(config.clone()); server.set_ipv4_config(config.clone());
ipv4_config = config; ipv4_config = config;
}); });
// Update watchdog // Update watchdog
wd.feed(); wd.feed();
leds.g4.off(); leds.g4.off();
cortex_m::interrupt::free(|cs| { cortex_m::interrupt::free(|cs| {
if !net::is_pending(cs) { if !net::is_pending(cs) {
// Wait for interrupts // Wait for interrupts
// (Ethernet, SysTick, or USB) // (Ethernet, SysTick, or USB)
wfi(); wfi();
} }
}); });
leds.g4.on(); leds.g4.on();
} }
}); });
}); },
);
unreachable!() unreachable!()
} }

52
src/net.rs
View File

@ -1,20 +1,17 @@
//! As there is only one peripheral, supporting data structures are //! As there is only one peripheral, supporting data structures are
//! declared once and globally. //! declared once and globally.
use core::cell::RefCell;
use cortex_m::interrupt::{CriticalSection, Mutex};
use stm32f4xx_hal::{
rcc::Clocks,
pac::{interrupt, Peripherals, ETHERNET_MAC, ETHERNET_DMA},
};
use smoltcp::wire::{EthernetAddress, Ipv4Address, Ipv4Cidr};
use smoltcp::iface::{
EthernetInterfaceBuilder, EthernetInterface,
NeighborCache, Routes,
};
use stm32_eth::{Eth, RingEntry, RxDescriptor, TxDescriptor};
use crate::command_parser::Ipv4Config; use crate::command_parser::Ipv4Config;
use crate::pins::EthernetPins; use crate::pins::EthernetPins;
use core::cell::RefCell;
use cortex_m::interrupt::{CriticalSection, Mutex};
use smoltcp::iface::{EthernetInterface, EthernetInterfaceBuilder, NeighborCache, Routes};
use smoltcp::wire::{EthernetAddress, Ipv4Address, Ipv4Cidr};
use stm32_eth::{Eth, RingEntry, RxDescriptor, TxDescriptor};
use stm32f4xx_hal::{
pac::{interrupt, Peripherals, ETHERNET_DMA, ETHERNET_MAC},
rcc::Clocks,
};
/// Not on the stack so that stack can be placed in CCMRAM (which the /// Not on the stack so that stack can be placed in CCMRAM (which the
/// ethernet peripheral cannot access) /// ethernet peripheral cannot access)
@ -30,27 +27,27 @@ static NET_PENDING: Mutex<RefCell<bool>> = Mutex::new(RefCell::new(false));
/// Run callback `f` with ethernet driver and TCP/IP stack /// Run callback `f` with ethernet driver and TCP/IP stack
pub fn run<F>( pub fn run<F>(
clocks: Clocks, clocks: Clocks,
ethernet_mac: ETHERNET_MAC, ethernet_dma: ETHERNET_DMA, ethernet_mac: ETHERNET_MAC,
ethernet_dma: ETHERNET_DMA,
eth_pins: EthernetPins, eth_pins: EthernetPins,
ethernet_addr: EthernetAddress, ethernet_addr: EthernetAddress,
ipv4_config: Ipv4Config, ipv4_config: Ipv4Config,
f: F f: F,
) where ) where
F: FnOnce(EthernetInterface<&mut stm32_eth::Eth<'static, 'static>>), F: FnOnce(EthernetInterface<&mut stm32_eth::Eth<'static, 'static>>),
{ {
let rx_ring = unsafe { let rx_ring = unsafe { RX_RING.get_or_insert(Default::default()) };
RX_RING.get_or_insert(Default::default()) let tx_ring = unsafe { TX_RING.get_or_insert(Default::default()) };
};
let tx_ring = unsafe {
TX_RING.get_or_insert(Default::default())
};
// Ethernet driver // Ethernet driver
let mut eth_dev = Eth::new( let mut eth_dev = Eth::new(
ethernet_mac, ethernet_dma, ethernet_mac,
&mut rx_ring[..], &mut tx_ring[..], ethernet_dma,
&mut rx_ring[..],
&mut tx_ring[..],
clocks, clocks,
eth_pins, eth_pins,
).unwrap(); )
.unwrap();
eth_dev.enable_interrupt(); eth_dev.enable_interrupt();
// IP stack // IP stack
@ -76,8 +73,7 @@ pub fn run<F>(
#[interrupt] #[interrupt]
fn ETH() { fn ETH() {
cortex_m::interrupt::free(|cs| { cortex_m::interrupt::free(|cs| {
*NET_PENDING.borrow(cs) *NET_PENDING.borrow(cs).borrow_mut() = true;
.borrow_mut() = true;
}); });
let p = unsafe { Peripherals::steal() }; let p = unsafe { Peripherals::steal() };
@ -86,15 +82,13 @@ fn ETH() {
/// Has an interrupt occurred since last call to `clear_pending()`? /// Has an interrupt occurred since last call to `clear_pending()`?
pub fn is_pending(cs: &CriticalSection) -> bool { pub fn is_pending(cs: &CriticalSection) -> bool {
*NET_PENDING.borrow(cs) *NET_PENDING.borrow(cs).borrow()
.borrow()
} }
/// Clear the interrupt pending flag before polling the interface for /// Clear the interrupt pending flag before polling the interface for
/// data. /// data.
pub fn clear_pending(cs: &CriticalSection) { pub fn clear_pending(cs: &CriticalSection) {
*NET_PENDING.borrow(cs) *NET_PENDING.borrow(cs).borrow_mut() = false;
.borrow_mut() = false;
} }
/// utility for destructuring into smoltcp types /// utility for destructuring into smoltcp types

53
src/pid.rs
View File

@ -1,4 +1,4 @@
use serde::{Serialize, Deserialize}; use serde::{Deserialize, Serialize};
#[derive(Clone, Debug, PartialEq, Serialize, Deserialize)] #[derive(Clone, Debug, PartialEq, Serialize, Deserialize)]
pub struct Parameters { pub struct Parameters {
@ -29,38 +29,37 @@ impl Default for Parameters {
#[derive(Clone)] #[derive(Clone)]
pub struct Controller { pub struct Controller {
pub parameters: Parameters, pub parameters: Parameters,
pub target : f64, pub target: f64,
u1 : f64, u1: f64,
x1 : f64, x1: f64,
x2 : f64, x2: f64,
pub y1 : f64, pub y1: f64,
} }
impl Controller { impl Controller {
pub const fn new(parameters: Parameters) -> Controller { pub const fn new(parameters: Parameters) -> Controller {
Controller { Controller {
parameters: parameters, parameters: parameters,
target : 0.0, target: 0.0,
u1 : 0.0, u1: 0.0,
x1 : 0.0, x1: 0.0,
x2 : 0.0, x2: 0.0,
y1 : 0.0, y1: 0.0,
} }
} }
// Based on https://hackmd.io/IACbwcOTSt6Adj3_F9bKuw PID implementation // Based on https://hackmd.io/IACbwcOTSt6Adj3_F9bKuw PID implementation
// Input x(t), target u(t), output y(t) // Input x(t), target u(t), output y(t)
// y0' = y1 - ki * u0 // y0' = y1 - ki * u0
// + x0 * (kp + ki + kd) // + x0 * (kp + ki + kd)
// - x1 * (kp + 2kd) // - x1 * (kp + 2kd)
// + x2 * kd // + x2 * kd
// y0 = clip(y0', ymin, ymax) // y0 = clip(y0', ymin, ymax)
pub fn update(&mut self, input: f64) -> f64 { pub fn update(&mut self, input: f64) -> f64 {
let mut output: f64 = self.y1 - self.target * f64::from(self.parameters.ki) let mut output: f64 = self.y1 - self.target * f64::from(self.parameters.ki)
+ input * f64::from(self.parameters.kp + self.parameters.ki + self.parameters.kd) + input * f64::from(self.parameters.kp + self.parameters.ki + self.parameters.kd)
- self.x1 * f64::from(self.parameters.kp + 2.0 * self.parameters.kd) - self.x1 * f64::from(self.parameters.kp + 2.0 * self.parameters.kd)
+ self.x2 * f64::from(self.parameters.kd); + self.x2 * f64::from(self.parameters.kd);
if output < self.parameters.output_min.into() { if output < self.parameters.output_min.into() {
output = self.parameters.output_min.into(); output = self.parameters.output_min.into();
} }
@ -70,7 +69,7 @@ impl Controller {
self.x2 = self.x1; self.x2 = self.x1;
self.x1 = input; self.x1 = input;
self.u1 = self.target; self.u1 = self.target;
self.y1 = output; self.y1 = output;
output output
} }
@ -109,17 +108,17 @@ mod test {
#[test] #[test]
fn test_controller() { fn test_controller() {
// Initial and ambient temperature // Initial and ambient temperature
const DEFAULT: f64 = 20.0; const DEFAULT: f64 = 20.0;
// Target temperature // Target temperature
const TARGET: f64 = 40.0; const TARGET: f64 = 40.0;
// Control tolerance // Control tolerance
const ERROR: f64 = 0.01; const ERROR: f64 = 0.01;
// System response delay // System response delay
const DELAY: usize = 10; const DELAY: usize = 10;
// Heat lost // Heat lost
const LOSS: f64 = 0.05; const LOSS: f64 = 0.05;
// Limit simulation cycle, reaching this limit before settling fails test // Limit simulation cycle, reaching this limit before settling fails test
const CYCLE_LIMIT: u32 = 1000; const CYCLE_LIMIT: u32 = 1000;
let mut pid = Controller::new(PARAMETERS.clone()); let mut pid = Controller::new(PARAMETERS.clone());
pid.target = TARGET; pid.target = TARGET;

191
src/pins.rs
View File

@ -1,49 +1,41 @@
use crate::{
channel::{Channel0, Channel1},
fan_ctrl::FanPin,
hw_rev::{HWRev, HWSettings},
leds::Leds,
};
use eeprom24x::{self, Eeprom24x};
use stm32_eth::EthPins;
use stm32f4xx_hal::{ use stm32f4xx_hal::{
adc::Adc, adc::Adc,
gpio::{ gpio::{
AF5, Alternate, AlternateOD, Analog, Floating, Input, gpioa::*, gpiob::*, gpioc::*, gpioe::*, gpiof::*, gpiog::*, Alternate, AlternateOD, Analog,
gpioa::*, Floating, GpioExt, Input, Output, PushPull, AF5,
gpiob::*,
gpioc::*,
gpioe::*,
gpiof::*,
gpiog::*,
GpioExt,
Output, PushPull,
}, },
hal::{self, blocking::spi::Transfer, digital::v2::OutputPin}, hal::{self, blocking::spi::Transfer, digital::v2::OutputPin},
i2c::I2c, i2c::I2c,
otg_fs::USB, otg_fs::USB,
rcc::Clocks,
pwm::{self, PwmChannels},
spi::{Spi, NoMiso, TransferModeNormal},
pac::{ pac::{
ADC1, ADC1, GPIOA, GPIOB, GPIOC, GPIOD, GPIOE, GPIOF, GPIOG, I2C1, OTG_FS_DEVICE, OTG_FS_GLOBAL,
GPIOA, GPIOB, GPIOC, GPIOD, GPIOE, GPIOF, GPIOG, OTG_FS_PWRCLK, SPI2, SPI4, SPI5, TIM1, TIM3, TIM8,
I2C1,
OTG_FS_GLOBAL, OTG_FS_DEVICE, OTG_FS_PWRCLK,
SPI2, SPI4, SPI5,
TIM1, TIM3, TIM8
}, },
timer::Timer, pwm::{self, PwmChannels},
rcc::Clocks,
spi::{NoMiso, Spi, TransferModeNormal},
time::U32Ext, time::U32Ext,
}; timer::Timer,
use eeprom24x::{self, Eeprom24x};
use stm32_eth::EthPins;
use crate::{
channel::{Channel0, Channel1},
leds::Leds,
fan_ctrl::FanPin,
hw_rev::{HWRev, HWSettings},
}; };
pub type Eeprom = Eeprom24x< pub type Eeprom = Eeprom24x<
I2c<I2C1, ( I2c<
PB8<AlternateOD<{ stm32f4xx_hal::gpio::AF4 }>>, I2C1,
PB9<AlternateOD<{ stm32f4xx_hal::gpio::AF4 }>> (
)>, PB8<AlternateOD<{ stm32f4xx_hal::gpio::AF4 }>>,
PB9<AlternateOD<{ stm32f4xx_hal::gpio::AF4 }>>,
),
>,
eeprom24x::page_size::B8, eeprom24x::page_size::B8,
eeprom24x::addr_size::OneByte eeprom24x::addr_size::OneByte,
>; >;
pub type EthernetPins = EthPins< pub type EthernetPins = EthPins<
@ -54,7 +46,7 @@ pub type EthernetPins = EthPins<
PB13<Input<Floating>>, PB13<Input<Floating>>,
PC4<Input<Floating>>, PC4<Input<Floating>>,
PC5<Input<Floating>>, PC5<Input<Floating>>,
>; >;
pub trait ChannelPins { pub trait ChannelPins {
type DacSpi: Transfer<u8>; type DacSpi: Transfer<u8>;
@ -97,7 +89,15 @@ impl ChannelPins for Channel1 {
} }
/// SPI peripheral used for communication with the ADC /// SPI peripheral used for communication with the ADC
pub type AdcSpi = Spi<SPI2, (PB10<Alternate<AF5>>, PB14<Alternate<AF5>>, PB15<Alternate<AF5>>), TransferModeNormal>; pub type AdcSpi = Spi<
SPI2,
(
PB10<Alternate<AF5>>,
PB14<Alternate<AF5>>,
PB15<Alternate<AF5>>,
),
TransferModeNormal,
>;
pub type AdcNss = PB12<Output<PushPull>>; pub type AdcNss = PB12<Output<PushPull>>;
type Dac0Spi = Spi<SPI4, (PE2<Alternate<AF5>>, NoMiso, PE6<Alternate<AF5>>), TransferModeNormal>; type Dac0Spi = Spi<SPI4, (PE2<Alternate<AF5>>, NoMiso, PE6<Alternate<AF5>>), TransferModeNormal>;
type Dac1Spi = Spi<SPI5, (PF7<Alternate<AF5>>, NoMiso, PF9<Alternate<AF5>>), TransferModeNormal>; type Dac1Spi = Spi<SPI5, (PF7<Alternate<AF5>>, NoMiso, PF9<Alternate<AF5>>), TransferModeNormal>;
@ -133,13 +133,34 @@ impl Pins {
/// Setup GPIO pins and configure MCU peripherals /// Setup GPIO pins and configure MCU peripherals
pub fn setup( pub fn setup(
clocks: Clocks, clocks: Clocks,
tim1: TIM1, tim3: TIM3, tim8: TIM8, tim1: TIM1,
gpioa: GPIOA, gpiob: GPIOB, gpioc: GPIOC, gpiod: GPIOD, gpioe: GPIOE, gpiof: GPIOF, gpiog: GPIOG, tim3: TIM3,
tim8: TIM8,
gpioa: GPIOA,
gpiob: GPIOB,
gpioc: GPIOC,
gpiod: GPIOD,
gpioe: GPIOE,
gpiof: GPIOF,
gpiog: GPIOG,
i2c1: I2C1, i2c1: I2C1,
spi2: SPI2, spi4: SPI4, spi5: SPI5, spi2: SPI2,
spi4: SPI4,
spi5: SPI5,
adc1: ADC1, adc1: ADC1,
otg_fs_global: OTG_FS_GLOBAL, otg_fs_device: OTG_FS_DEVICE, otg_fs_pwrclk: OTG_FS_PWRCLK, otg_fs_global: OTG_FS_GLOBAL,
) -> (Self, Leds, Eeprom, EthernetPins, USB, Option<FanPin>, HWRev, HWSettings) { otg_fs_device: OTG_FS_DEVICE,
otg_fs_pwrclk: OTG_FS_PWRCLK,
) -> (
Self,
Leds,
Eeprom,
EthernetPins,
USB,
Option<FanPin>,
HWRev,
HWSettings,
) {
let gpioa = gpioa.split(); let gpioa = gpioa.split();
let gpiob = gpiob.split(); let gpiob = gpiob.split();
let gpioc = gpioc.split(); let gpioc = gpioc.split();
@ -154,23 +175,25 @@ impl Pins {
let pins_adc = Adc::adc1(adc1, true, Default::default()); let pins_adc = Adc::adc1(adc1, true, Default::default());
let pwm = PwmPins::setup( let pwm = PwmPins::setup(
clocks, tim1, tim3, clocks, tim1, tim3, gpioc.pc6, gpioc.pc7, gpioe.pe9, gpioe.pe11, gpioe.pe13, gpioe.pe14,
gpioc.pc6, gpioc.pc7,
gpioe.pe9, gpioe.pe11,
gpioe.pe13, gpioe.pe14
); );
let hwrev = HWRev::detect_hw_rev(&HWRevPins {hwrev0: gpiod.pd0, hwrev1: gpiod.pd1, let hwrev = HWRev::detect_hw_rev(&HWRevPins {
hwrev2: gpiod.pd2, hwrev3: gpiod.pd3}); hwrev0: gpiod.pd0,
hwrev1: gpiod.pd1,
hwrev2: gpiod.pd2,
hwrev3: gpiod.pd3,
});
let hw_settings = hwrev.settings(); let hw_settings = hwrev.settings();
let (dac0_spi, dac0_sync) = Self::setup_dac0( let (dac0_spi, dac0_sync) = Self::setup_dac0(clocks, spi4, gpioe.pe2, gpioe.pe4, gpioe.pe6);
clocks, spi4,
gpioe.pe2, gpioe.pe4, gpioe.pe6
);
let mut shdn0 = gpioe.pe10.into_push_pull_output(); let mut shdn0 = gpioe.pe10.into_push_pull_output();
let _ = shdn0.set_low(); let _ = shdn0.set_low();
let vref0_pin = if hwrev.major > 2 {Channel0VRef::Analog(gpioa.pa0.into_analog())} else {Channel0VRef::Disabled(gpioa.pa0)}; let vref0_pin = if hwrev.major > 2 {
Channel0VRef::Analog(gpioa.pa0.into_analog())
} else {
Channel0VRef::Disabled(gpioa.pa0)
};
let itec0_pin = gpioa.pa6.into_analog(); let itec0_pin = gpioa.pa6.into_analog();
let dac_feedback0_pin = gpioa.pa4.into_analog(); let dac_feedback0_pin = gpioa.pa4.into_analog();
let tec_u_meas0_pin = gpioc.pc2.into_analog(); let tec_u_meas0_pin = gpioc.pc2.into_analog();
@ -184,13 +207,14 @@ impl Pins {
tec_u_meas_pin: tec_u_meas0_pin, tec_u_meas_pin: tec_u_meas0_pin,
}; };
let (dac1_spi, dac1_sync) = Self::setup_dac1( let (dac1_spi, dac1_sync) = Self::setup_dac1(clocks, spi5, gpiof.pf7, gpiof.pf6, gpiof.pf9);
clocks, spi5,
gpiof.pf7, gpiof.pf6, gpiof.pf9
);
let mut shdn1 = gpioe.pe15.into_push_pull_output(); let mut shdn1 = gpioe.pe15.into_push_pull_output();
let _ = shdn1.set_low(); let _ = shdn1.set_low();
let vref1_pin = if hwrev.major > 2 {Channel1VRef::Analog(gpioa.pa3.into_analog())} else {Channel1VRef::Disabled(gpioa.pa3)}; let vref1_pin = if hwrev.major > 2 {
Channel1VRef::Analog(gpioa.pa3.into_analog())
} else {
Channel1VRef::Disabled(gpioa.pa3)
};
let itec1_pin = gpiob.pb0.into_analog(); let itec1_pin = gpiob.pb0.into_analog();
let dac_feedback1_pin = gpioa.pa5.into_analog(); let dac_feedback1_pin = gpioa.pa5.into_analog();
let tec_u_meas1_pin = gpioc.pc3.into_analog(); let tec_u_meas1_pin = gpioc.pc3.into_analog();
@ -205,14 +229,19 @@ impl Pins {
}; };
let pins = Pins { let pins = Pins {
adc_spi, adc_nss, adc_spi,
adc_nss,
pins_adc, pins_adc,
pwm, pwm,
channel0, channel0,
channel1, channel1,
}; };
let leds = Leds::new(gpiod.pd9, gpiod.pd10.into_push_pull_output(), gpiod.pd11.into_push_pull_output()); let leds = Leds::new(
gpiod.pd9,
gpiod.pd10.into_push_pull_output(),
gpiod.pd11.into_push_pull_output(),
);
let eeprom_scl = gpiob.pb8.into_alternate().set_open_drain(); let eeprom_scl = gpiob.pb8.into_alternate().set_open_drain();
let eeprom_sda = gpiob.pb9.into_alternate().set_open_drain(); let eeprom_sda = gpiob.pb9.into_alternate().set_open_drain();
@ -239,8 +268,13 @@ impl Pins {
}; };
let fan = if hw_settings.fan_available { let fan = if hw_settings.fan_available {
Some(Timer::new(tim8, &clocks).pwm(gpioc.pc9.into_alternate(), hw_settings.fan_pwm_freq_hz.hz())) Some(
} else { None }; Timer::new(tim8, &clocks)
.pwm(gpioc.pc9.into_alternate(), hw_settings.fan_pwm_freq_hz.hz()),
)
} else {
None
};
(pins, leds, eeprom, eth_pins, usb, fan, hwrev, hw_settings) (pins, leds, eeprom, eth_pins, usb, fan, hwrev, hw_settings)
} }
@ -252,8 +286,7 @@ impl Pins {
sck: PB10<M1>, sck: PB10<M1>,
miso: PB14<M2>, miso: PB14<M2>,
mosi: PB15<M3>, mosi: PB15<M3>,
) -> AdcSpi ) -> AdcSpi {
{
let sck = sck.into_alternate(); let sck = sck.into_alternate();
let miso = miso.into_alternate(); let miso = miso.into_alternate();
let mosi = mosi.into_alternate(); let mosi = mosi.into_alternate();
@ -262,13 +295,16 @@ impl Pins {
(sck, miso, mosi), (sck, miso, mosi),
crate::ad7172::SPI_MODE, crate::ad7172::SPI_MODE,
crate::ad7172::SPI_CLOCK, crate::ad7172::SPI_CLOCK,
clocks clocks,
) )
} }
fn setup_dac0<M1, M2, M3>( fn setup_dac0<M1, M2, M3>(
clocks: Clocks, spi4: SPI4, clocks: Clocks,
sclk: PE2<M1>, sync: PE4<M2>, sdin: PE6<M3> spi4: SPI4,
sclk: PE2<M1>,
sync: PE4<M2>,
sdin: PE6<M3>,
) -> (Dac0Spi, <Channel0 as ChannelPins>::DacSync) { ) -> (Dac0Spi, <Channel0 as ChannelPins>::DacSync) {
let sclk = sclk.into_alternate(); let sclk = sclk.into_alternate();
let sdin = sdin.into_alternate(); let sdin = sdin.into_alternate();
@ -277,7 +313,7 @@ impl Pins {
(sclk, NoMiso {}, sdin), (sclk, NoMiso {}, sdin),
crate::ad5680::SPI_MODE, crate::ad5680::SPI_MODE,
crate::ad5680::SPI_CLOCK, crate::ad5680::SPI_CLOCK,
clocks clocks,
); );
let sync = sync.into_push_pull_output(); let sync = sync.into_push_pull_output();
@ -285,8 +321,11 @@ impl Pins {
} }
fn setup_dac1<M1, M2, M3>( fn setup_dac1<M1, M2, M3>(
clocks: Clocks, spi5: SPI5, clocks: Clocks,
sclk: PF7<M1>, sync: PF6<M2>, sdin: PF9<M3> spi5: SPI5,
sclk: PF7<M1>,
sync: PF6<M2>,
sdin: PF9<M3>,
) -> (Dac1Spi, <Channel1 as ChannelPins>::DacSync) { ) -> (Dac1Spi, <Channel1 as ChannelPins>::DacSync) {
let sclk = sclk.into_alternate(); let sclk = sclk.into_alternate();
let sdin = sdin.into_alternate(); let sdin = sdin.into_alternate();
@ -295,7 +334,7 @@ impl Pins {
(sclk, NoMiso {}, sdin), (sclk, NoMiso {}, sdin),
crate::ad5680::SPI_MODE, crate::ad5680::SPI_MODE,
crate::ad5680::SPI_CLOCK, crate::ad5680::SPI_CLOCK,
clocks clocks,
); );
let sync = sync.into_push_pull_output(); let sync = sync.into_push_pull_output();
@ -326,14 +365,11 @@ impl PwmPins {
) -> PwmPins { ) -> PwmPins {
let freq = 20u32.khz(); let freq = 20u32.khz();
fn init_pwm_pin<P: hal::PwmPin<Duty=u16>>(pin: &mut P) { fn init_pwm_pin<P: hal::PwmPin<Duty = u16>>(pin: &mut P) {
pin.set_duty(0); pin.set_duty(0);
pin.enable(); pin.enable();
} }
let channels = ( let channels = (max_v0.into_alternate(), max_v1.into_alternate());
max_v0.into_alternate(),
max_v1.into_alternate(),
);
//let (mut max_v0, mut max_v1) = pwm::tim3(tim3, channels, clocks, freq); //let (mut max_v0, mut max_v1) = pwm::tim3(tim3, channels, clocks, freq);
let (mut max_v0, mut max_v1) = Timer::new(tim3, &clocks).pwm(channels, freq); let (mut max_v0, mut max_v1) = Timer::new(tim3, &clocks).pwm(channels, freq);
init_pwm_pin(&mut max_v0); init_pwm_pin(&mut max_v0);
@ -353,9 +389,12 @@ impl PwmPins {
init_pwm_pin(&mut max_i_neg1); init_pwm_pin(&mut max_i_neg1);
PwmPins { PwmPins {
max_v0, max_v1, max_v0,
max_i_pos0, max_i_pos1, max_v1,
max_i_neg0, max_i_neg1, max_i_pos0,
max_i_pos1,
max_i_neg0,
max_i_neg1,
} }
} }
} }

27
src/server.rs
View File

@ -1,25 +1,29 @@
use crate::command_parser::Ipv4Config;
use crate::net::split_ipv4_config;
use smoltcp::{ use smoltcp::{
iface::EthernetInterface, iface::EthernetInterface,
socket::{SocketSet, SocketHandle, TcpSocket, TcpSocketBuffer, SocketRef}, socket::{SocketHandle, SocketRef, SocketSet, TcpSocket, TcpSocketBuffer},
time::Instant, time::Instant,
wire::{IpAddress, IpCidr, Ipv4Address, Ipv4Cidr}, wire::{IpAddress, IpCidr, Ipv4Address, Ipv4Cidr},
}; };
use crate::command_parser::Ipv4Config;
use crate::net::split_ipv4_config;
pub struct SocketState<S> { pub struct SocketState<S> {
handle: SocketHandle, handle: SocketHandle,
state: S, state: S,
} }
impl<'a, S: Default> SocketState<S>{ impl<'a, S: Default> SocketState<S> {
fn new(sockets: &mut SocketSet<'a>, tcp_rx_storage: &'a mut [u8; TCP_RX_BUFFER_SIZE], tcp_tx_storage: &'a mut [u8; TCP_TX_BUFFER_SIZE]) -> SocketState<S> { fn new(
sockets: &mut SocketSet<'a>,
tcp_rx_storage: &'a mut [u8; TCP_RX_BUFFER_SIZE],
tcp_tx_storage: &'a mut [u8; TCP_TX_BUFFER_SIZE],
) -> SocketState<S> {
let tcp_rx_buffer = TcpSocketBuffer::new(&mut tcp_rx_storage[..]); let tcp_rx_buffer = TcpSocketBuffer::new(&mut tcp_rx_storage[..]);
let tcp_tx_buffer = TcpSocketBuffer::new(&mut tcp_tx_storage[..]); let tcp_tx_buffer = TcpSocketBuffer::new(&mut tcp_tx_storage[..]);
let tcp_socket = TcpSocket::new(tcp_rx_buffer, tcp_tx_buffer); let tcp_socket = TcpSocket::new(tcp_rx_buffer, tcp_tx_buffer);
SocketState::<S> { SocketState::<S> {
handle: sockets.add(tcp_socket), handle: sockets.add(tcp_socket),
state: S::default() state: S::default(),
} }
} }
} }
@ -50,7 +54,7 @@ impl<'a, 'b, S: Default> Server<'a, 'b, S> {
($rx_storage:ident, $tx_storage:ident) => { ($rx_storage:ident, $tx_storage:ident) => {
let mut $rx_storage = [0; TCP_RX_BUFFER_SIZE]; let mut $rx_storage = [0; TCP_RX_BUFFER_SIZE];
let mut $tx_storage = [0; TCP_TX_BUFFER_SIZE]; let mut $tx_storage = [0; TCP_TX_BUFFER_SIZE];
} };
} }
create_rtx_storage!(tcp_rx_storage0, tcp_tx_storage0); create_rtx_storage!(tcp_rx_storage0, tcp_tx_storage0);
@ -103,7 +107,7 @@ impl<'a, 'b, S: Default> Server<'a, 'b, S> {
IpCidr::Ipv4(_) => { IpCidr::Ipv4(_) => {
*addr = IpCidr::Ipv4(ipv4_address); *addr = IpCidr::Ipv4(ipv4_address);
// done // done
break break;
} }
_ => { _ => {
// skip // skip
@ -116,10 +120,9 @@ impl<'a, 'b, S: Default> Server<'a, 'b, S> {
fn set_gateway(&mut self, gateway: Option<Ipv4Address>) { fn set_gateway(&mut self, gateway: Option<Ipv4Address>) {
let routes = self.net.routes_mut(); let routes = self.net.routes_mut();
match gateway { match gateway {
None => None => routes.update(|routes_storage| {
routes.update(|routes_storage| { routes_storage.remove(&IpCidr::new(IpAddress::v4(0, 0, 0, 0), 0));
routes_storage.remove(&IpCidr::new(IpAddress::v4(0, 0, 0, 0), 0)); }),
}),
Some(gateway) => { Some(gateway) => {
routes.add_default_ipv4_route(gateway).unwrap(); routes.add_default_ipv4_route(gateway).unwrap();
} }

3
src/session.rs
View File

@ -45,7 +45,8 @@ pub enum SessionInput {
impl From<Result<Command, ParserError>> for SessionInput { impl From<Result<Command, ParserError>> for SessionInput {
fn from(input: Result<Command, ParserError>) -> Self { fn from(input: Result<Command, ParserError>) -> Self {
input.map(SessionInput::Command) input
.map(SessionInput::Command)
.unwrap_or_else(SessionInput::Error) .unwrap_or_else(SessionInput::Error)
} }
} }

7
src/steinhart_hart.rs
View File

@ -1,14 +1,11 @@
use num_traits::float::Float; use num_traits::float::Float;
use serde::{Deserialize, Serialize};
use uom::si::{ use uom::si::{
f64::{
ElectricalResistance,
ThermodynamicTemperature,
},
electrical_resistance::ohm, electrical_resistance::ohm,
f64::{ElectricalResistance, ThermodynamicTemperature},
ratio::ratio, ratio::ratio,
thermodynamic_temperature::{degree_celsius, kelvin}, thermodynamic_temperature::{degree_celsius, kelvin},
}; };
use serde::{Deserialize, Serialize};
/// Steinhart-Hart equation parameters /// Steinhart-Hart equation parameters
#[derive(Clone, Debug, PartialEq, Serialize, Deserialize)] #[derive(Clone, Debug, PartialEq, Serialize, Deserialize)]

14
src/timer.rs
View File

@ -4,9 +4,9 @@ use cortex_m::interrupt::Mutex;
use cortex_m_rt::exception; use cortex_m_rt::exception;
use stm32f4xx_hal::{ use stm32f4xx_hal::{
rcc::Clocks, rcc::Clocks,
time::U32Ext,
timer::{Timer, Event as TimerEvent},
stm32::SYST, stm32::SYST,
time::U32Ext,
timer::{Event as TimerEvent, Timer},
}; };
/// Rate in Hz /// Rate in Hz
@ -18,7 +18,6 @@ static TIMER_MS: Mutex<RefCell<u32>> = Mutex::new(RefCell::new(0));
/// Setup SysTick exception /// Setup SysTick exception
pub fn setup(syst: SYST, clocks: Clocks) { pub fn setup(syst: SYST, clocks: Clocks) {
let timer = Timer::syst(syst, &clocks); let timer = Timer::syst(syst, &clocks);
let mut countdown = timer.start_count_down(TIMER_RATE.hz()); let mut countdown = timer.start_count_down(TIMER_RATE.hz());
countdown.listen(TimerEvent::TimeOut); countdown.listen(TimerEvent::TimeOut);
@ -28,18 +27,13 @@ pub fn setup(syst: SYST, clocks: Clocks) {
#[exception] #[exception]
fn SysTick() { fn SysTick() {
cortex_m::interrupt::free(|cs| { cortex_m::interrupt::free(|cs| {
*TIMER_MS.borrow(cs) *TIMER_MS.borrow(cs).borrow_mut() += TIMER_DELTA;
.borrow_mut() += TIMER_DELTA;
}); });
} }
/// Obtain current time in milliseconds /// Obtain current time in milliseconds
pub fn now() -> u32 { pub fn now() -> u32 {
cortex_m::interrupt::free(|cs| { cortex_m::interrupt::free(|cs| *TIMER_MS.borrow(cs).borrow().deref())
*TIMER_MS.borrow(cs)
.borrow()
.deref()
})
} }
/// block for at least `amount` milliseconds /// block for at least `amount` milliseconds

18
src/usb.rs
View File

@ -1,15 +1,18 @@
use core::{fmt::{self, Write}, mem::MaybeUninit}; use core::{
fmt::{self, Write},
mem::MaybeUninit,
};
use cortex_m::interrupt::free; use cortex_m::interrupt::free;
use log::{Log, Metadata, Record};
use stm32f4xx_hal::{ use stm32f4xx_hal::{
otg_fs::{USB, UsbBus as Bus}, otg_fs::{UsbBus as Bus, USB},
stm32::{interrupt, Interrupt, NVIC}, stm32::{interrupt, Interrupt, NVIC},
}; };
use usb_device::{ use usb_device::{
class_prelude::{UsbBusAllocator}, class_prelude::UsbBusAllocator,
prelude::{UsbDevice, UsbDeviceBuilder, UsbVidPid}, prelude::{UsbDevice, UsbDeviceBuilder, UsbVidPid},
}; };
use usbd_serial::SerialPort; use usbd_serial::SerialPort;
use log::{Record, Log, Metadata};
static mut EP_MEMORY: [u32; 1024] = [0; 1024]; static mut EP_MEMORY: [u32; 1024] = [0; 1024];
@ -36,8 +39,8 @@ impl State {
.device_class(usbd_serial::USB_CLASS_CDC) .device_class(usbd_serial::USB_CLASS_CDC)
.build(); .build();
free(|_| { free(|_| unsafe {
unsafe { STATE = Some(State { serial, dev }); } STATE = Some(State { serial, dev });
}); });
unsafe { unsafe {
@ -94,8 +97,7 @@ impl Write for SerialOutput {
fn write_str(&mut self, s: &str) -> core::result::Result<(), core::fmt::Error> { fn write_str(&mut self, s: &str) -> core::result::Result<(), core::fmt::Error> {
if let Some(ref mut state) = State::get() { if let Some(ref mut state) = State::get() {
for chunk in s.as_bytes().chunks(16) { for chunk in s.as_bytes().chunks(16) {
free(|_| state.serial.write(chunk)) free(|_| state.serial.write(chunk)).map_err(|_| fmt::Error)?;
.map_err(|_| fmt::Error)?;
} }
} }
Ok(()) Ok(())