stm32: add support for STM32H7[RS] "bootflash line", add HIL tests.

tests/stm32/.cargo/config.toml

@@ -4,7 +4,7 @@
 
 [target.'cfg(all(target_arch = "arm", target_os = "none"))']
 runner = "teleprobe client run"
-#runner = "teleprobe local run --chip STM32F103C8 --elf"
+#runner = "teleprobe local run --chip STM32H7S3L8Hx --elf"
 
 rustflags = [
   # Code-size optimizations.

tests/stm32/Cargo.toml

@@ -32,6 +32,7 @@ stm32wba52cg = ["embassy-stm32/stm32wba52cg", "chrono", "rng", "hash"]
 stm32wl55jc = ["embassy-stm32/stm32wl55jc-cm4", "not-gpdma", "rng", "chrono"]
 stm32f091rc = ["embassy-stm32/stm32f091rc", "cm0", "not-gpdma", "chrono"]
 stm32h503rb = ["embassy-stm32/stm32h503rb", "rng", "stop"]
+stm32h7s3l8 = ["embassy-stm32/stm32h7s3l8", "rng", "cordic", "hash"] # TODO: fdcan crashes, cryp dma hangs.
 
 cryp = []
 hash = []

tests/stm32/src/bin/cordic.rs

@@ -67,7 +67,12 @@ async fn main(_spawner: Spawner) {
     #[cfg(feature = "stm32g491re")]
     let (mut write_dma, mut read_dma) = (dp.DMA1_CH4, dp.DMA1_CH5);
 
-    #[cfg(any(feature = "stm32h563zi", feature = "stm32u585ai", feature = "stm32u5a5zj"))]
+    #[cfg(any(
+        feature = "stm32h563zi",
+        feature = "stm32u585ai",
+        feature = "stm32u5a5zj",
+        feature = "stm32h7s3l8"
+    ))]
     let (mut write_dma, mut read_dma) = (dp.GPDMA1_CH0, dp.GPDMA1_CH1);
 
     // calculate first result using blocking mode

tests/stm32/src/bin/fdcan.rs

@@ -74,6 +74,20 @@ fn options() -> (Config, TestOptions) {
     )
 }
 
+#[cfg(any(feature = "stm32h7s3l8"))]
+fn options() -> (Config, TestOptions) {
+    use embassy_stm32::rcc;
+    let mut c = config();
+    c.rcc.mux.fdcansel = rcc::mux::Fdcansel::HSE;
+    (
+        c,
+        TestOptions {
+            max_latency: Duration::from_micros(1200),
+            max_buffered: 3,
+        },
+    )
+}
+
 #[cfg(any(feature = "stm32g491re", feature = "stm32g431cb"))]
 fn options() -> (Config, TestOptions) {
     info!("G4 config");

tests/stm32/src/bin/gpio.rs

@@ -216,7 +216,12 @@ async fn main(_spawner: Spawner) {
 }
 
 fn delay() {
-    #[cfg(any(feature = "stm32h755zi", feature = "stm32h753zi", feature = "stm32h7a3zi"))]
+    #[cfg(any(
+        feature = "stm32h755zi",
+        feature = "stm32h753zi",
+        feature = "stm32h7a3zi",
+        feature = "stm32h7s3l8"
+    ))]
     cortex_m::asm::delay(9000);
     cortex_m::asm::delay(1000);
 }

tests/stm32/src/bin/hash.rs

@@ -26,7 +26,8 @@ bind_interrupts!(struct Irqs {
     feature = "stm32h563zi",
     feature = "stm32h503rb",
     feature = "stm32u5a5zj",
-    feature = "stm32u585ai"
+    feature = "stm32u585ai",
+    feature = "stm32h7s3l8"
 ))]
 bind_interrupts!(struct Irqs {
     HASH => hash::InterruptHandler<peripherals::HASH>;

tests/stm32/src/common.rs

@@ -60,6 +60,8 @@ teleprobe_meta::target!(b"nucleo-stm32wba52cg");
 teleprobe_meta::target!(b"nucleo-stm32f091rc");
 #[cfg(feature = "stm32h503rb")]
 teleprobe_meta::target!(b"nucleo-stm32h503rb");
+#[cfg(feature = "stm32h7s3l8")]
+teleprobe_meta::target!(b"nucleo-stm32h7s3l8");
 
 macro_rules! define_peris {
     ($($name:ident = $peri:ident,)* $(@irq $irq_name:ident = $irq_code:tt,)*) => {
@@ -249,6 +251,13 @@ define_peris!(
     SPI = SPI1, SPI_SCK = PB4, SPI_MOSI = PA15, SPI_MISO = PB3, SPI_TX_DMA = GPDMA1_CH0, SPI_RX_DMA = GPDMA1_CH1,
     @irq UART = {LPUART1 => embassy_stm32::usart::InterruptHandler<embassy_stm32::peripherals::LPUART1>;},
 );
+#[cfg(feature = "stm32h7s3l8")]
+define_peris!(
+    CRYP_IN_DMA = GPDMA1_CH0, CRYP_OUT_DMA = GPDMA1_CH1,
+    UART = USART1, UART_TX = PB14, UART_RX = PA10, UART_TX_DMA = GPDMA1_CH0, UART_RX_DMA = GPDMA1_CH1,
+    SPI = SPI1, SPI_SCK = PA5, SPI_MOSI = PB5, SPI_MISO = PA6, SPI_TX_DMA = GPDMA1_CH0, SPI_RX_DMA = GPDMA1_CH1,
+    @irq UART = {USART1 => embassy_stm32::usart::InterruptHandler<embassy_stm32::peripherals::USART1>;},
+);
 
 pub fn config() -> Config {
     #[allow(unused_mut)]
@@ -641,6 +650,28 @@ pub fn config() -> Config {
         });
         config.rcc.sys = Sysclk::PLL1_R;
     }
-
+    #[cfg(any(feature = "stm32h7s3l8"))]
+    {
+        config.rcc.hse = Some(Hse {
+            freq: Hertz(24_000_000),
+            mode: HseMode::Oscillator,
+        });
+        config.rcc.pll1 = Some(Pll {
+            source: PllSource::HSE,
+            prediv: PllPreDiv::DIV3,
+            mul: PllMul::MUL150,
+            divp: Some(PllDiv::DIV2),  // 600Mhz
+            divq: Some(PllDiv::DIV25), // 48Mhz
+            divr: None,
+        });
+        config.rcc.sys = Sysclk::PLL1_P; // 600 Mhz
+        config.rcc.ahb_pre = AHBPrescaler::DIV2; // 300 Mhz
+        config.rcc.apb1_pre = APBPrescaler::DIV2; // 150 Mhz
+        config.rcc.apb2_pre = APBPrescaler::DIV2; // 150 Mhz
+        config.rcc.apb4_pre = APBPrescaler::DIV2; // 150 Mhz
+        config.rcc.apb5_pre = APBPrescaler::DIV2; // 150 Mhz
+        config.rcc.voltage_scale = VoltageScale::HIGH;
+        config.rcc.mux.spi1sel = mux::Spi123sel::PLL1_Q;
+    }
     config
 }