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usb feature gate

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This commit is contained in:
Jacob Rosenthal 2021-12-12 21:32:51 -07:00
parent f430c0e8c2
commit e5dc63e8e9
3 changed files with 17 additions and 13 deletions
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2
embassy-hal-common/src/usb/mod.rs
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@ -11,7 +11,7 @@ pub mod usb_serial;
use crate::peripheral::{PeripheralMutex, PeripheralState, StateStorage};
use embassy::interrupt::Interrupt;
use usb_serial::{ReadInterface, UsbSerial, WriteInterface};
pub use usb_serial::{ReadInterface, UsbSerial, WriteInterface};
/// Marker trait to mark an interrupt to be used with the [`Usb`] abstraction.
pub unsafe trait USBInterrupt: Interrupt + Send {}

22
embassy-nrf/src/lib.rs
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@ -73,21 +73,25 @@ pub(crate) use chip::pac;
pub use chip::{peripherals, Peripherals};
use nrf_usbd::{UsbPeripheral, Usbd};
use usb_device::bus::UsbBusAllocator;
#[cfg(any(feature = "nrf52820", feature = "nrf52833", feature = "nrf52840"))]
pub mod usb {
pub struct UsbBus;
unsafe impl UsbPeripheral for UsbBus {
const REGISTERS: *const () = pac::USBD::ptr() as *const ();
}
use nrf_usbd::{UsbPeripheral, Usbd};
use usb_device::bus::UsbBusAllocator;
impl UsbBus {
pub struct UsbBus;
unsafe impl UsbPeripheral for UsbBus {
const REGISTERS: *const () = crate::pac::USBD::ptr() as *const ();
}
impl UsbBus {
pub fn new() -> UsbBusAllocator<Usbd<UsbBus>> {
Usbd::new(UsbBus)
}
}
}
unsafe impl embassy_hal_common::usb::USBInterrupt for interrupt::USBD {}
unsafe impl embassy_hal_common::usb::USBInterrupt for crate::interrupt::USBD {}
}
pub mod interrupt {
pub use crate::chip::irqs::*;

2
examples/nrf/src/bin/usb_uart.rs
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@ -17,7 +17,7 @@ use embassy::executor::Spawner;
use embassy::io::{AsyncBufReadExt, AsyncWriteExt};
use embassy::time::{Duration, Timer};
use embassy_hal_common::usb::{State, Usb, UsbSerial};
use embassy_nrf::UsbBus;
use embassy_nrf::usb::UsbBus;
use embassy_nrf::{interrupt, Peripherals};
use usb_device::device::{UsbDeviceBuilder, UsbVidPid};