wip

embassy-stm32-wpan/Cargo.toml

@@ -28,6 +28,7 @@ stm32-device-signature = { version = "0.3.3", features = ["stm32wb5x"] }
 stm32wb-hci = { version = "0.1.2", features = ["version-5-0"], optional = true }
 
 [features]
+default = ["stm32wb55rg", "mac", "ble"]
 defmt = ["dep:defmt", "embassy-sync/defmt", "embassy-embedded-hal/defmt", "embassy-hal-common/defmt"]
 
 ble = ["dep:stm32wb-hci"]

embassy-stm32-wpan/src/sub/mac/commands.rs

@@ -0,0 +1,83 @@
+use bit_field::BitField;
+
+use super::opcodes::OpcodeM4ToM0;
+
+pub trait MacCommand {
+    type Response;
+    const OPCODE: OpcodeM4ToM0;
+    const SIZE: usize;
+
+    fn copy_into_slice(&self, buf: &mut [u8]);
+}
+
+pub struct ResetRequest {
+    /// MAC PIB attributes are set to their default values or not during reset
+    pub set_default_pib: bool,
+}
+
+impl MacCommand for ResetRequest {
+    type Response = ();
+    const OPCODE: OpcodeM4ToM0 = OpcodeM4ToM0::MlmeResetReq;
+    const SIZE: usize = 4;
+
+    fn copy_into_slice(&self, buf: &mut [u8]) {
+        buf[0] = self.set_default_pib as u8;
+    }
+}
+
+#[repr(C)]
+pub struct SetRequest {
+    pub pib_attribute_ptr: *const u8,
+    pub pib_attribute: u8,
+    pub stuffing: [u8; 3],
+}
+
+impl MacCommand for SetRequest {
+    type Response = ();
+    const OPCODE: OpcodeM4ToM0 = OpcodeM4ToM0::MlmeSetReq;
+    const SIZE: usize = 8;
+
+    fn copy_into_slice(&self, buf: &mut [u8]) {
+        let address = self.pib_attribute_ptr as usize;
+
+        // 68 ff 2 20 6f
+
+        let a = unsafe { core::slice::from_raw_parts(&self as *const _ as *const u8, Self::SIZE) };
+        debug!("{:#04x}", a);
+
+        unsafe { core::ptr::copy(self as *const _ as *const u8, buf as *mut _ as *mut u8, 8) };
+
+        // buf[0] = self.pib_attribute_ptr as u8;
+        // buf[1] = self.pib_attribute;
+    }
+}
+
+pub struct AssociateRequest {
+    pub channel_number: u8,
+    pub channel_page: u8,
+    pub coord_addr_mode: u8,
+    pub capability_information: u8,
+    pub coord_pan_id: [u8; 2],
+    pub security_level: u8,
+    pub key_id_mode: u8,
+    pub key_source: [u8; 8],
+    pub coord_address: MacAddress,
+    pub key_index: u8,
+}
+
+impl MacCommand for AssociateRequest {
+    const OPCODE: OpcodeM4ToM0 = OpcodeM4ToM0::MlmeAssociateReq;
+    const SIZE: usize = 25;
+    type Response = ();
+
+    fn copy_into_slice(&self, buf: &mut [u8]) {
+        let a = unsafe { core::slice::from_raw_parts(&self as *const _ as *const u8, core::mem::size_of::<Self>()) };
+
+        buf[..a.len()].copy_from_slice(a);
+    }
+}
+
+pub union MacAddress {
+    pub short: [u8; 2],
+    pub extended: [u8; 8],
+}

embassy-stm32-wpan/src/sub/mac/mod.rs

@@ -8,12 +8,16 @@ use embassy_futures::poll_once;
 use embassy_stm32::ipcc::Ipcc;
 use embassy_sync::waitqueue::AtomicWaker;
 
+use self::commands::MacCommand;
 use crate::cmd::CmdPacket;
 use crate::consts::TlPacketType;
 use crate::evt::{EvtBox, EvtPacket};
 use crate::tables::{MAC_802_15_4_CMD_BUFFER, MAC_802_15_4_NOTIF_RSP_EVT_BUFFER};
 use crate::{channels, evt};
 
+pub mod commands;
+mod opcodes;
+
 static MAC_WAKER: AtomicWaker = AtomicWaker::new();
 static MAC_EVT_OUT: AtomicBool = AtomicBool::new(false);
 
@@ -77,8 +81,22 @@ impl Mac {
         })
         .await;
     }
+
+    pub async fn send_command<T>(&self, cmd: T) -> u8
+    where
+        T: MacCommand,
+    {
+        let mut payload = [0u8; MAX_PACKET_SIZE];
+        cmd.copy_into_slice(&mut payload);
+
+        debug!("sending {:#x}", payload[..T::SIZE]);
+
+        self.write_and_get_response(T::OPCODE as u16, &payload[..T::SIZE]).await
+    }
 }
 
+const MAX_PACKET_SIZE: usize = 255;
+
 impl evt::MemoryManager for Mac {
     /// SAFETY: passing a pointer to something other than a managed event packet is UB
     unsafe fn drop_event_packet(_: *mut EvtPacket) {

embassy-stm32-wpan/src/sub/mac/opcodes.rs

@@ -0,0 +1,27 @@
+const ST_VENDOR_OGF: u16 = 0x3F;
+const MAC_802_15_4_CMD_OPCODE_OFFSET: u16 = 0x280;
+
+const fn opcode(ocf: u16) -> isize {
+    ((ST_VENDOR_OGF << 9) | (MAC_802_15_4_CMD_OPCODE_OFFSET + ocf)) as isize
+}
+
+pub enum OpcodeM4ToM0 {
+    MlmeAssociateReq = opcode(0x00),
+    MlmeAssociateRes = opcode(0x01),
+    MlmeDisassociateReq = opcode(0x02),
+    MlmeGetReq = opcode(0x03),
+    MlmeGtsReq = opcode(0x04),
+    MlmeOrphanRes = opcode(0x05),
+    MlmeResetReq = opcode(0x06),
+    MlmeRxEnableReq = opcode(0x07),
+    MlmeScanReq = opcode(0x08),
+    MlmeSetReq = opcode(0x09),
+    MlmeStartReq = opcode(0x0A),
+    MlmeSyncReq = opcode(0x0B),
+    MlmePollReq = opcode(0x0C),
+    MlmeDpsReq = opcode(0x0D),
+    MlmeSoundingReq = opcode(0x0E),
+    MlmeCalibrateReq = opcode(0x0F),
+    McpsDataReq = opcode(0x10),
+    McpsPurgeReq = opcode(0x11),
+}

examples/stm32wb/.cargo/config.toml

@@ -1,7 +1,7 @@
 [target.'cfg(all(target_arch = "arm", target_os = "none"))']
 # replace STM32WB55CCUx with your chip as listed in `probe-rs chip list`
-# runner = "probe-rs run --chip STM32WB55RGVx --speed 1000 --connect-under-reset"
-runner = "teleprobe local run --chip STM32WB55RG --elf"
+runner = "probe-run --chip STM32WB55RGVx --speed 1000 --connect-under-reset"
+# runner = "teleprobe local run --chip STM32WB55RG --elf"
 
 [build]
 target = "thumbv7em-none-eabihf"

examples/stm32wb/Cargo.toml

@@ -23,7 +23,7 @@ heapless = { version = "0.7.5", default-features = false }
 
 
 [features]
-default = ["ble"]
+default = ["ble", "mac"]
 mac = ["embassy-stm32-wpan/mac"]
 ble = ["embassy-stm32-wpan/ble"]
 
@@ -35,6 +35,10 @@ required-features = ["ble"]
 name = "tl_mbox_mac"
 required-features = ["mac"]
 
+[[bin]] 
+name = "tl_mbox_mac_2"
+required-features = ["mac"]
+
 [[bin]] 
 name = "eddystone_beacon"
 required-features = ["ble"]

examples/stm32wb/src/bin/tl_mbox_mac_2.rs

@@ -0,0 +1,117 @@
+#![no_std]
+#![no_main]
+#![feature(type_alias_impl_trait)]
+
+use defmt::*;
+use embassy_executor::Spawner;
+use embassy_stm32::bind_interrupts;
+use embassy_stm32::ipcc::{Config, ReceiveInterruptHandler, TransmitInterruptHandler};
+use embassy_stm32_wpan::sub::mac::commands::{AssociateRequest, MacAddress, ResetRequest, SetRequest};
+use embassy_stm32_wpan::sub::mm;
+use embassy_stm32_wpan::TlMbox;
+use {defmt_rtt as _, panic_probe as _};
+
+bind_interrupts!(struct Irqs{
+    IPCC_C1_RX => ReceiveInterruptHandler;
+    IPCC_C1_TX => TransmitInterruptHandler;
+});
+
+#[embassy_executor::task]
+async fn run_mm_queue(memory_manager: mm::MemoryManager) {
+    memory_manager.run_queue().await;
+}
+
+#[embassy_executor::main]
+async fn main(spawner: Spawner) {
+    /*
+        How to make this work:
+
+        - Obtain a NUCLEO-STM32WB55 from your preferred supplier.
+        - Download and Install STM32CubeProgrammer.
+        - Download stm32wb5x_FUS_fw.bin, stm32wb5x_BLE_Stack_full_fw.bin, and Release_Notes.html from
+          gh:STMicroelectronics/STM32CubeWB@2234d97/Projects/STM32WB_Copro_Wireless_Binaries/STM32WB5x
+        - Open STM32CubeProgrammer
+        - On the right-hand pane, click "firmware upgrade" to upgrade the st-link firmware.
+        - Once complete, click connect to connect to the device.
+        - On the left hand pane, click the RSS signal icon to open "Firmware Upgrade Services".
+        - In the Release_Notes.html, find the memory address that corresponds to your device for the stm32wb5x_FUS_fw.bin file
+        - Select that file, the memory address, "verify download", and then "Firmware Upgrade".
+        - Once complete, in the Release_Notes.html, find the memory address that corresponds to your device for the
+          stm32wb5x_BLE_Stack_full_fw.bin file. It should not be the same memory address.
+        - Select that file, the memory address, "verify download", and then "Firmware Upgrade".
+        - Select "Start Wireless Stack".
+        - Disconnect from the device.
+        - In the examples folder for stm32wb, modify the memory.x file to match your target device.
+        - Run this example.
+
+        Note: extended stack versions are not supported at this time. Do not attempt to install a stack with "extended" in the name.
+    */
+
+    let p = embassy_stm32::init(Default::default());
+    info!("Hello World!");
+
+    let config = Config::default();
+    let mbox = TlMbox::init(p.IPCC, Irqs, config);
+
+    spawner.spawn(run_mm_queue(mbox.mm_subsystem)).unwrap();
+
+    let sys_event = mbox.sys_subsystem.read().await;
+    info!("sys event: {}", sys_event.payload());
+
+    core::mem::drop(sys_event);
+
+    let result = mbox.sys_subsystem.shci_c2_mac_802_15_4_init().await;
+    info!("initialized mac: {}", result);
+
+    info!("resetting");
+    let response = mbox
+        .mac_subsystem
+        .send_command(ResetRequest { set_default_pib: true })
+        .await;
+    info!("{}", response);
+
+    info!("setting extended address");
+    let extended_address: u64 = 0xACDE480000000001;
+    defmt::debug!("{}", &extended_address as *const _ as *const u8);
+    let response = mbox
+        .mac_subsystem
+        .send_command(SetRequest {
+            pib_attribute_ptr: &extended_address as *const _ as *const u8,
+            pib_attribute: 0x6F,
+            stuffing: [0; 3],
+        })
+        .await;
+    info!("{}", response);
+
+    // info!("association request");
+    // mbox.mac_subsystem
+    //     .send_command(AssociateRequest {
+    //         channel_number: 16,
+    //         channel_page: 0,
+    //         coord_addr_mode: 2,
+    //         coord_address: MacAddress { short: [0x22, 0x11] },
+    //         capability_information: 0x80,
+    //         coord_pan_id: [0xAA, 0x1A],
+    //         security_level: 0,
+
+    //         key_id_mode: 0,
+    //         key_index: 0,
+    //         key_source: [0; 8],
+    //     })
+    //     .await;
+    // info!("reading");
+    // let result = mbox.mac_subsystem.read().await;
+    // info!("{}", result.payload());
+
+    //
+    //    info!("starting ble...");
+    //    mbox.ble_subsystem.t_write(0x0c, &[]).await;
+    //
+    //    info!("waiting for ble...");
+    //    let ble_event = mbox.ble_subsystem.tl_read().await;
+    //
+    //    info!("ble event: {}", ble_event.payload());
+
+    info!("Test OK");
+    cortex_m::asm::bkpt();
+}

rust-toolchain.toml

@@ -1,8 +1,8 @@
 # Before upgrading check that everything is available on all tier1 targets here:
 # https://rust-lang.github.io/rustup-components-history
 [toolchain]
-channel = "nightly-2023-06-28"
-components = [ "rust-src", "rustfmt", "llvm-tools-preview" ]
+channel = "nightly"
+components = [ "rust-src", "rustfmt", "llvm-tools" ]
 targets = [
     "thumbv7em-none-eabi",
     "thumbv7m-none-eabi",