69 lines
1.8 KiB
Rust
69 lines
1.8 KiB
Rust
use super::{gpio, usb, delay};
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use crate::laser_diode::current_sources::*;
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use systick_monotonic::Systick;
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use fugit::ExtU32;
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use log::info;
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use stm32f4xx_hal::{
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pac::{CorePeripherals, Peripherals},
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rcc::RccExt,
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time::MegaHertz,
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watchdog::IndependentWatchdog,
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};
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#[cfg(not(feature = "semihosting"))]
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const WATCHDOG_PERIOD: u32 = 1000;
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#[cfg(feature = "semihosting")]
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const WATCHDOG_PERIOD: u32 = 30000;
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pub fn bootup(mut core_perif: CorePeripherals, perif: Peripherals) -> (IndependentWatchdog, Systick<1000_u32>) {
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core_perif.SCB.enable_icache();
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core_perif.SCB.enable_dcache(&mut core_perif.CPUID);
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let clocks = perif
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.RCC
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.constrain()
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.cfgr
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.use_hse(MegaHertz::from_raw(8).convert())
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.sysclk(MegaHertz::from_raw(168).convert())
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.hclk(MegaHertz::from_raw(168).convert())
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.pclk1(MegaHertz::from_raw(32).convert())
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.pclk2(MegaHertz::from_raw(64).convert())
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.freeze();
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let systick = Systick::new(core_perif.SYST, clocks.hclk().to_Hz());
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let delay = delay::AsmDelay::new(clocks.sysclk().to_Hz());
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let (_eth_pins, usb, current_source_phy) = gpio::setup(
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clocks,
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perif.GPIOA,
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perif.GPIOB,
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perif.GPIOC,
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perif.GPIOD,
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perif.GPIOG,
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perif.SPI2,
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perif.OTG_FS_GLOBAL,
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perif.OTG_FS_DEVICE,
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perif.OTG_FS_PWRCLK,
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);
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usb::State::setup(usb);
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let mut laser = CurrentSource {
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phy: current_source_phy,
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setting: CurrentSourceSettings {
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output_current: 0.0,
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},
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};
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laser.setup(delay);
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laser.set_current(0.1).unwrap();
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let mut wd = IndependentWatchdog::new(perif.IWDG);
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wd.start(WATCHDOG_PERIOD.millis());
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wd.feed();
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info!("Kirdy setup complete");
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(wd, systick)
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}
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