stm32-metapac: add option to generate chip metadata as a rust const.

stm32-metapac-gen/src/assets/metadata.rs

@@ -0,0 +1,97 @@
+#[derive(Debug, Eq, PartialEq, Clone)]
+pub struct Metadata {
+    pub name: &'static str,
+    pub family: &'static str,
+    pub line: &'static str,
+    pub memory: &'static [MemoryRegion],
+    pub peripherals: &'static [Peripheral],
+    pub interrupts: &'static [Interrupt],
+    pub dma_channels: &'static [DmaChannel],
+}
+
+#[derive(Debug, Eq, PartialEq, Clone)]
+pub struct MemoryRegion {
+    pub name: &'static str,
+    pub kind: MemoryRegionKind,
+    pub address: u32,
+    pub size: u32,
+}
+
+#[derive(Debug, Eq, PartialEq, Clone)]
+pub enum MemoryRegionKind {
+    Flash,
+    Ram,
+}
+
+#[derive(Debug, Eq, PartialEq, Clone)]
+pub struct Interrupt {
+    pub name: &'static str,
+    pub number: u32,
+}
+
+#[derive(Debug, Eq, PartialEq, Clone)]
+pub struct Package {
+    pub name: &'static str,
+    pub package: &'static str,
+}
+
+#[derive(Debug, Eq, PartialEq, Clone)]
+pub struct Peripheral {
+    pub name: &'static str,
+    pub address: u64,
+    pub registers: Option<PeripheralRegisters>,
+    pub rcc: Option<PeripheralRcc>,
+    pub pins: &'static [PeripheralPin],
+    pub dma_channels: &'static [PeripheralDmaChannel],
+    pub interrupts: &'static [PeripheralInterrupt],
+}
+
+#[derive(Debug, Eq, PartialEq, Clone)]
+pub struct PeripheralRegisters {
+    pub kind: &'static str,
+    pub version: &'static str,
+    pub block: &'static str,
+}
+
+#[derive(Debug, Eq, PartialEq, Clone)]
+pub struct PeripheralInterrupt {
+    pub signal: &'static str,
+    pub interrupt: &'static str,
+}
+
+#[derive(Debug, Eq, PartialEq, Clone)]
+pub struct PeripheralRcc {
+    pub clock: &'static str,
+    pub enable: Option<PeripheralRccRegister>,
+    pub reset: Option<PeripheralRccRegister>,
+}
+
+#[derive(Debug, Eq, PartialEq, Clone)]
+pub struct PeripheralRccRegister {
+    pub register: &'static str,
+    pub field: &'static str,
+}
+
+#[derive(Debug, Eq, PartialEq, Clone)]
+pub struct PeripheralPin {
+    pub pin: &'static str,
+    pub signal: &'static str,
+    pub af: Option<&'static str>,
+}
+
+#[derive(Debug, Eq, PartialEq, Clone)]
+pub struct DmaChannel {
+    pub name: &'static str,
+    pub dma: &'static str,
+    pub channel: u32,
+    pub dmamux: Option<&'static str>,
+    pub dmamux_channel: Option<u32>,
+}
+
+#[derive(Debug, Eq, PartialEq, Clone)]
+pub struct PeripheralDmaChannel {
+    pub signal: &'static str,
+    pub channel: Option<&'static str>,
+    pub dmamux: Option<&'static str>,
+    pub request: Option<u32>,
+}