uefi-raw: Add EFI_USB2_HC_PROTOCOL bindings

Author: JarlEvanson

uefi-raw/CHANGELOG.md

@@ -13,6 +13,7 @@
 - Added `AtaPassThruProtocol`.
 - Added `DevicePathUtilitiesProtocol`.
 - Added `UsbIoProtocol`.
+- Added `Usb2HostControllerProtocol`.
 
 
 # uefi-raw - 0.10.0 (2025-02-07)

uefi-raw/src/protocol/usb/host_controller.rs

@@ -0,0 +1,189 @@
+// SPDX-License-Identifier: MIT OR Apache-2.0
+
+use core::ffi;
+
+use bitflags::bitflags;
+
+use crate::{guid, Boolean, Guid, Status};
+
+use super::{AsyncUsbTransferCallback, DataDirection, DeviceRequest, UsbTransferStatus};
+
+newtype_enum! {
+    pub enum Speed: u8 => {
+        FULL = 0,
+        LOW = 1,
+        HIGH = 2,
+        SUPER = 3,
+    }
+}
+
+bitflags! {
+    #[repr(transparent)]
+    #[derive(Clone, Copy, Debug, PartialEq, Eq)]
+    pub struct ResetAttributes: u16 {
+        /// Send a global reset signal to the USB bus.
+        const RESET_GLOBAL = 0x0001;
+        /// Reset the USB host controller hardware.
+        ///
+        /// No reset signal will be sent to the USB bus.
+        const RESET_HOST = 0x0002;
+        /// Send a global reset signal to the USB bus.
+        ///
+        /// Even if a debug port has been enabled, this still resets the host controller.
+        const RESET_GLOBAL_WITH_DEBUG = 0x0004;
+        /// Reset the USB host controller hardware.
+        ///
+        /// Even if a debug port has been enabled, this still resets the host controller.
+        const RESET_HOST_WITH_DEBUG = 0x0008;
+    }
+}
+
+newtype_enum! {
+    pub enum HostControllerState: i32 => {
+        HALT = 0,
+        OPERATIONAL = 1,
+        SUSPEND = 2,
+    }
+}
+
+#[derive(Clone, Copy, Debug, PartialEq, Eq)]
+#[repr(C)]
+pub struct TransactionTranslator {
+    pub hub_address: u8,
+    pub port_number: u8,
+}
+
+#[derive(Clone, Copy, Debug, PartialEq, Eq)]
+#[repr(C)]
+pub struct PortStatus {
+    pub port_status: u16,
+    pub port_change_status: u16,
+}
+
+newtype_enum! {
+    pub enum PortFeature: i32 => {
+        ENABLE = 1,
+        SUSPEND = 2,
+        RESET = 4,
+        POWER = 8,
+        OWNER = 13,
+        CONNECT_CHANGE = 16,
+        ENABLE_CHANGE = 17,
+        SUSPEND_CHANGE = 18,
+        OVER_CURRENT_CHARGE = 19,
+        RESET_CHANGE = 20,
+    }
+}
+
+#[derive(Debug)]
+#[repr(C)]
+pub struct Usb2HostControllerProtocol {
+    pub get_capability: unsafe extern "efiapi" fn(
+        this: *const Self,
+        max_speed: *mut Speed,
+        port_number: *mut u8,
+        is_64_bit_capable: *mut u8,
+    ) -> Status,
+    pub reset: unsafe extern "efiapi" fn(this: *mut Self, attributes: ResetAttributes) -> Status,
+    pub get_state:
+        unsafe extern "efiapi" fn(this: *mut Self, state: *mut HostControllerState) -> Status,
+    pub set_state: unsafe extern "efiapi" fn(this: *mut Self, state: HostControllerState) -> Status,
+    pub control_transfer: unsafe extern "efiapi" fn(
+        this: *mut Self,
+        device_address: u8,
+        device_speed: Speed,
+        maximum_packet_length: usize,
+        request: *const DeviceRequest,
+        transfer_direction: DataDirection,
+        data: *mut ffi::c_void,
+        data_length: *mut usize,
+        timeout: usize,
+        translator: *const TransactionTranslator,
+        transfer_result: *mut UsbTransferStatus,
+    ) -> Status,
+    pub bulk_transfer: unsafe extern "efiapi" fn(
+        this: *mut Self,
+        device_address: u8,
+        endpoint_address: u8,
+        device_speed: Speed,
+        maximum_packet_length: usize,
+        data_buffers_number: u8,
+        data: *const *const ffi::c_void,
+        data_length: *mut usize,
+        data_toggle: *mut u8,
+        timeout: usize,
+        translator: *const TransactionTranslator,
+        transfer_result: *mut UsbTransferStatus,
+    ) -> Status,
+    pub async_interrupt_transfer: unsafe extern "efiapi" fn(
+        this: *mut Self,
+        device_address: u8,
+        endpoint_address: u8,
+        device_speed: Speed,
+        maximum_packet_length: usize,
+        is_new_transfer: Boolean,
+        data_toggle: *mut u8,
+        polling_interval: usize,
+        data_length: usize,
+        translator: *const TransactionTranslator,
+        callback_function: AsyncUsbTransferCallback,
+        context: *mut ffi::c_void,
+    ) -> Status,
+    pub sync_interrupt_transfer: unsafe extern "efiapi" fn(
+        this: *mut Self,
+        device_address: u8,
+        endpoint_address: u8,
+        device_speed: Speed,
+        maximum_packet_length: usize,
+        data: *mut ffi::c_void,
+        data_length: *mut usize,
+        data_toggle: *mut u8,
+        timeout: usize,
+        translator: *const TransactionTranslator,
+        transfer_result: *mut UsbTransferStatus,
+    ) -> Status,
+    pub isochronous_transfer: unsafe extern "efiapi" fn(
+        this: *mut Self,
+        device_address: u8,
+        endpoint_address: u8,
+        device_speed: Speed,
+        maximum_packet_length: usize,
+        data_buffers_number: u8,
+        data: *const *const ffi::c_void,
+        data_length: usize,
+        translator: *const TransactionTranslator,
+        transfer_result: *mut UsbTransferStatus,
+    ) -> Status,
+    pub async_isochronous_transfer: unsafe extern "efiapi" fn(
+        this: *mut Self,
+        device_address: u8,
+        endpoint_address: u8,
+        device_speed: Speed,
+        maximum_packet_length: usize,
+        data_buffers_number: u8,
+        data: *const *const ffi::c_void,
+        data_length: usize,
+        translator: *const TransactionTranslator,
+        isochronous_callback: AsyncUsbTransferCallback,
+        context: *mut ffi::c_void,
+    ) -> Status,
+    pub get_root_hub_port_status: unsafe extern "efiapi" fn(
+        this: *mut Self,
+        port_number: u8,
+        port_status: *mut PortStatus,
+    ) -> Status,
+    pub set_root_hub_port_feature: unsafe extern "efiapi" fn(
+        this: *mut Self,
+        port_number: u8,
+        port_feature: PortFeature,
+    ) -> Status,
+    pub clear_root_hub_port_feature:
+        unsafe extern "efiapi" fn(this: *mut Self, port_number: u8, feature: PortFeature) -> Status,
+
+    pub major_revision: u16,
+    pub minor_revision: u16,
+}
+
+impl Usb2HostControllerProtocol {
+    pub const GUID: Guid = guid!("3e745226-9818-45b6-a2ac-d7cd0e8ba2bc");
+}

uefi-raw/src/protocol/usb/mod.rs

@@ -4,6 +4,7 @@ use core::ffi;
 
 use crate::Status;
 
+pub mod host_controller;
 pub mod io;
 
 newtype_enum! {