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examples/simple/examples/dma.rs

@@ -11,6 +11,7 @@ use panic_rtt_target as _;
 use rtt_target::{rprintln, rtt_init_print};
 use simple_examples::peb1;
 use va416xx_hal::dma::{Dma, DmaCfg, DmaChannel, DmaCtrlBlock};
+use va416xx_hal::irq_router::enable_and_init_irq_router;
 use va416xx_hal::pwm::CountdownTimer;
 use va416xx_hal::{
     pac::{self, interrupt},
@@ -45,6 +46,7 @@ fn main() -> ! {
         .xtal_n_clk_with_src_freq(peb1::EXTCLK_FREQ)
         .freeze(&mut dp.sysconfig)
         .unwrap();
+    enable_and_init_irq_router(&mut dp.sysconfig, &dp.irq_router);
     // Safety: The DMA control block has an alignment rule of 128 and we constructed it directly
     // statically.
     let dma = Dma::new(&mut dp.sysconfig, dp.dma, DmaCfg::default(), unsafe {

examples/simple/examples/timer-ticks.rs

@@ -10,7 +10,12 @@ use panic_rtt_target as _;
 use rtt_target::{rprintln, rtt_init_print};
 use simple_examples::peb1;
 use va416xx_hal::{
-    pac::{self, interrupt},
+    clock::{
+        assert_periph_reset, deassert_periph_reset, disable_peripheral_clock,
+        enable_peripheral_clock, PeripheralSelect,
+    },
+    irq_router::enable_and_init_irq_router,
+    pac::{self, adc::rxfifoirqtrg::W, interrupt},
     prelude::*,
     timer::{default_ms_irq_handler, set_up_ms_tick, CountdownTimer, MS_COUNTER},
 };
@@ -36,24 +41,21 @@ fn main() -> ! {
         .xtal_n_clk_with_src_freq(peb1::EXTCLK_FREQ)
         .freeze(&mut dp.sysconfig)
         .unwrap();
+    enable_and_init_irq_router(&mut dp.sysconfig, &dp.irq_router);
     let _ = set_up_ms_tick(&mut dp.sysconfig, dp.tim0, &clocks);
     let mut second_timer = CountdownTimer::new(&mut dp.sysconfig, dp.tim1, &clocks);
-    second_timer.start(1.Hz());
     second_timer.listen();
-    // let delay_provider = dp.sy
+    second_timer.start(1.Hz());
     loop {
         let current_ms = critical_section::with(|cs| MS_COUNTER.borrow(cs).get());
-        if current_ms - last_ms >= 1000 {
-            last_ms = current_ms;
+        if current_ms >= last_ms + 1000 {
+            // To prevent drift.
+            last_ms += 1000;
             rprintln!("MS counter: {}", current_ms);
             let second = critical_section::with(|cs| SEC_COUNTER.borrow(cs).get());
             rprintln!("Second counter: {}", second);
         }
-        for _ in 0..30000 {
-            asm::nop();
-        }
-
-        //delay_provider.delay_ms(1000);
+        asm::delay(1000);
     }
 }
 

examples/simple/examples/wdt.rs

@@ -3,11 +3,12 @@
 #![no_std]
 
 use core::cell::Cell;
-use cortex_m::interrupt::Mutex;
 use cortex_m_rt::entry;
+use critical_section::Mutex;
 use panic_rtt_target as _;
 use rtt_target::{rprintln, rtt_init_print};
 use simple_examples::peb1;
+use va416xx_hal::irq_router::enable_and_init_irq_router;
 use va416xx_hal::pac::{self, interrupt};
 use va416xx_hal::prelude::*;
 use va416xx_hal::wdt::Wdt;
@@ -40,6 +41,7 @@ fn main() -> ! {
         .xtal_n_clk_with_src_freq(peb1::EXTCLK_FREQ)
         .freeze(&mut dp.sysconfig)
         .unwrap();
+    enable_and_init_irq_router(&mut dp.sysconfig, &dp.irq_router);
     let mut delay_sysclk = cortex_m::delay::Delay::new(cp.SYST, clocks.apb0().raw());
 
     let mut last_interrupt_counter = 0;
@@ -49,7 +51,7 @@ fn main() -> ! {
         if TEST_MODE != TestMode::AllowReset {
             wdt_ctrl.feed();
         }
-        let interrupt_counter = cortex_m::interrupt::free(|cs| WDT_INTRPT_COUNT.borrow(cs).get());
+        let interrupt_counter = critical_section::with(|cs| WDT_INTRPT_COUNT.borrow(cs).get());
         if interrupt_counter > last_interrupt_counter {
             rprintln!("interrupt counter has increased to {}", interrupt_counter);
             last_interrupt_counter = interrupt_counter;
@@ -65,7 +67,7 @@ fn main() -> ! {
 #[interrupt]
 #[allow(non_snake_case)]
 fn WATCHDOG() {
-    cortex_m::interrupt::free(|cs| {
+    critical_section::with(|cs| {
         WDT_INTRPT_COUNT
             .borrow(cs)
             .set(WDT_INTRPT_COUNT.borrow(cs).get() + 1);