Skip to content

add SCSI Protocol support #1155

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
wants to merge 12 commits into
base: main
Choose a base branch
from
Open
Show file tree
Hide file tree
Changes from 2 commits
Commits
File filter

Filter by extension

Filter by extension

Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
1 change: 1 addition & 0 deletions uefi-raw/src/protocol/mod.rs
Original file line number Diff line number Diff line change
Expand Up @@ -16,4 +16,5 @@ pub mod memory_protection;
pub mod misc;
pub mod network;
pub mod rng;
pub mod scsi;
pub mod shell_params;
265 changes: 265 additions & 0 deletions uefi-raw/src/protocol/scsi.rs
Original file line number Diff line number Diff line change
@@ -0,0 +1,265 @@
use core::ffi::c_void;

use bitflags::bitflags;

use crate::protocol::device_path::DevicePathProtocol;
use crate::{guid, Event, Guid, Status};

bitflags! {
/// DataDirection
#[repr(transparent)]
#[derive(Clone, Copy, Debug, Default, PartialEq, Eq, PartialOrd, Ord)]
pub struct DataDirection: u8 {
const EFI_SCSI_IO_DATA_DIRECTION_READ = 0;
const EFI_SCSI_IO_DATA_DIRECTION_WRITE = 1;
const EFI_SCSI_IO_DATA_DIRECTION_BIDIRECTIONAL = 2;
}
}

bitflags! {
/// HostAdapterStatus
#[repr(transparent)]
#[derive(Clone, Copy, Debug, Default, PartialEq, Eq, PartialOrd, Ord)]
pub struct HostAdapterStatus: u8 {
const EFI_SCSI_IO_STATUS_HOST_ADAPTER_OK = 0x00 ;
const EFI_SCSI_IO_STATUS_HOST_ADAPTER_TIMEOUT_COMMAND =0x09 ;
const EFI_SCSI_IO_STATUS_HOST_ADAPTER_TIMEOUT =0x0b ;
const EFI_SCSI_IO_STATUS_HOST_ADAPTER_MESSAGE_REJECT =0x0d ;
const EFI_SCSI_IO_STATUS_HOST_ADAPTER_BUS_RESET =0x0e ;
const EFI_SCSI_IO_STATUS_HOST_ADAPTER_PARITY_ERROR =0x0f ;
const EFI_SCSI_IO_STATUS_HOST_ADAPTER_REQUEST_SENSE_FAILED =0x10 ;
const EFI_SCSI_IO_STATUS_HOST_ADAPTER_SELECTION_TIMEOUT =0x11 ;
const EFI_SCSI_IO_STATUS_HOST_ADAPTER_DATA_OVERRUN_UNDERRUN =0x12 ;
const EFI_SCSI_IO_STATUS_HOST_ADAPTER_BUS_FREE =0x13 ;
const EFI_SCSI_IO_STATUS_HOST_ADAPTER_PHASE_ERROR =0x14 ;
const EFI_SCSI_IO_STATUS_HOST_ADAPTER_OTHER =0x7f ;

}
}

bitflags! {
/// TargetStatus
#[repr(transparent)]
#[derive(Clone, Copy, Debug, Default, PartialEq, Eq, PartialOrd, Ord)]
pub struct TargetStatus: u8 {
const EFI_SCSI_IO_STATUS_TARGET_GOOD =0x00;
const EFI_SCSI_IO_STATUS_TARGET_CHECK_CONDITION =0x02;
const EFI_SCSI_IO_STATUS_TARGET_CONDITION_MET =0x04;
const EFI_SCSI_IO_STATUS_TARGET_BUSY =0x08;
const EFI_SCSI_IO_STATUS_TARGET_INTERMEDIATE =0x10;
const EFI_SCSI_IO_STATUS_TARGET_INTERMEDIATE_CONDITION_METn =0x14;
const EFI_SCSI_IO_STATUS_TARGET_RESERVATION_CONFLICT =0x18;
const EFI_SCSI_IO_STATUS_TARGET_COMMAND_TERMINATED =0x22;
const EFI_SCSI_IO_STATUS_TARGET_QUEUE_FULL =0x28;
}
}

#[derive(Debug)]
#[repr(C)]
pub struct ScsiIoScsiRequestPacket {
pub timeout: u64,

pub in_data_buffer: *mut c_void,
pub out_data_buffer: *mut c_void,
pub sense_data: *mut c_void,
pub cdb: *mut c_void,

pub in_transfer_length: u32,
pub out_transfer_length: u32,

pub cdb_length: u8,
pub data_direction: DataDirection,
pub host_adapter_status: HostAdapterStatus,
pub target_status: TargetStatus,
pub sense_data_length: u8,
}

bitflags! {
/// DeviceType
/// Defined in the SCSI Primary Commands standard (e.g., SPC-4)
#[repr(transparent)]
#[derive(Clone, Copy, Debug, Default, PartialEq, Eq, PartialOrd, Ord)]
pub struct DeviceType: u8 {
const DISK = 0x00; // Disk device
const TAPE = 0x01; // Tape device
const PRINTER = 0x02;// Printer
const PROCESSOR = 0x03;// Processor
const WORM = 0x04;// Write-once read-multiple
const CDROM = 0x05;// CD or DVD device
const SCANNER = 0x06;// Scanner device
const OPTICAL = 0x07;// Optical memory device
const MEDIUMCHANGER = 0x08;// Medium Changer device
const COMMUNICATION = 0x09;// Communications device


const MFI_A = 0x0A; // Obsolete
const MFI_B = 0x0B; // Obsolete
const MFI_RAID = 0x0C; // Storage array controller

const MFI_SES = 0x0D; // Enclosure services device
const MFI_RBC = 0x0E; // Simplified direct-access


const MFI_OCRW = 0x0F; // Optical card reader/

const MFI_BRIDGE = 0x10; // Bridge Controller

const MFI_OSD = 0x11; // Object-based Storage

const RESERVED_LOW = 0x12; // Reserved (low)
const RESERVED_HIGH = 0x1E; // Reserved (high)
const UNKNOWN = 0x1F; // Unknown no device type
}
}

#[derive(Debug)]
#[repr(C)]
pub struct ScsiIoProtocol {
//TODO: return deviceType
pub get_device_type:
unsafe extern "efiapi" fn(this: *const Self, device_type: *mut DeviceType) -> Status,
//TODO: raw pointer need to fixed, see uefi-rs service code like pointer *u8
pub get_device_location:
unsafe extern "efiapi" fn(this: *const Self, target: *mut *mut u8, lun: *mut u64) -> Status,
pub reset_bus: unsafe extern "efiapi" fn(this: *mut Self) -> Status,
pub reset_device: unsafe extern "efiapi" fn(this: *mut Self) -> Status,
pub execute_scsi_command: unsafe extern "efiapi" fn(
this: *const Self,
packet: *mut ScsiIoScsiRequestPacket,
event: Event,
) -> Status,
pub io_align: u32,
}

/// 15.4. EFI SCSI I/O Protocol
impl ScsiIoProtocol {
pub const GUID: Guid = guid!("932f47e6-2362-4002-803e-3cd54b138f85");
}

// TODO: see device_path.rs, then see 15.5. SCSI Device Paths and 15.6. SCSI Pass Thru Device Paths

#[derive(Debug)]
#[repr(C)]
pub struct ExtScsiPassThruProtocol {
pub mode: ExtScsiPassThruMode,
pub pass_thru: unsafe extern "efiapi" fn(
this: *const Self,
target: *mut u8,
lun: u64,
packet: *mut ExtScsiIoScsiRequestPacket,
event: Event,
) -> Status,
pub get_next_target_lun:
unsafe extern "efiapi" fn(this: *const Self, target: *mut *mut u8, lun: *mut u64) -> Status,
pub build_device_path: unsafe extern "efiapi" fn(
this: *mut Self,
target: *mut u8,
lun: u64,
device_path: *mut *mut DevicePathProtocol,
) -> Status,
pub get_target_lun: unsafe extern "efiapi" fn(
this: *const Self,
device_path: *mut DevicePathProtocol,
target: *mut *mut u8,
lun: *mut u64,
) -> Status,

pub reset_channel: unsafe extern "efiapi" fn(this: *mut Self) -> Status,
pub reset_target_lun:
unsafe extern "efiapi" fn(this: *mut Self, target: *mut u8, lun: u64) -> Status,
pub get_next_target:
unsafe extern "efiapi" fn(this: *const Self, target: *mut *mut u8) -> Status,
}
/// 15.7. Extended SCSI Pass Thru Protocol
impl ExtScsiPassThruProtocol {
pub const GUID: Guid = guid!("143b7632-b81b-4cb7-abd3-b625a5b9bffe");
}

bitflags! {
/// Attributes
/// TODO: #define TARGET_MAX_BYTES 0x10
#[repr(transparent)]
#[derive(Clone, Copy, Debug, Default, PartialEq, Eq, PartialOrd, Ord)]
pub struct Attributes: u32 {
const EFI_EXT_SCSI_PASS_THRU_ATTRIBUTES_PHYSICAL = 0x0001;
const EFI_EXT_SCSI_PASS_THRU_ATTRIBUTES_LOGICAL = 0x0002;
const EFI_EXT_SCSI_PASS_THRU_ATTRIBUTES_NONBLOCKIO = 0x0004;
}
}

#[derive(Clone, Copy, Debug, Default, Eq, PartialEq)]
#[repr(C)]
pub struct ExtScsiPassThruMode {
pub adapter_id: u32,
pub attributes: Attributes,
pub io_align: u32,
}

#[derive(Debug)]
#[repr(C)]
pub struct ExtScsiIoScsiRequestPacket {
pub timeout: u64,

pub in_data_buffer: *mut c_void,
pub out_data_buffer: *mut c_void,
pub sense_data: *mut c_void,
pub cdb: *mut c_void,

pub in_transfer_length: u32,
pub out_transfer_length: u32,

pub cdb_length: u8,
pub data_direction: ExtDataDirection,
pub host_adapter_status: ExtHostAdapterStatus,
pub target_status: ExtTargetStatus,
pub sense_data_length: u8,
}

bitflags! {
/// Ext DataDirection
#[repr(transparent)]
#[derive(Clone, Copy, Debug, Default, PartialEq, Eq, PartialOrd, Ord)]
pub struct ExtDataDirection: u8 {
const EFI_EXT_SCSI_DATA_DIRECTION_READ = 0;
const EFI_EXT_SCSI_DATA_DIRECTION_WRITE = 1;
const EFI_EXT_SCSI_DATA_DIRECTION_BIDIRECTIONAL = 2;
}
}

bitflags! {
/// Ext HostAdapterStatus
#[repr(transparent)]
#[derive(Clone, Copy, Debug, Default, PartialEq, Eq, PartialOrd, Ord)]
pub struct ExtHostAdapterStatus: u8 {
const EFI_EXT_SCSI_STATUS_HOST_ADAPTER_OK =0x00;
const EFI_EXT_SCSI_STATUS_HOST_ADAPTER_TIMEOUT_COMMAND =0x09;
const EFI_EXT_SCSI_STATUS_HOST_ADAPTER_TIMEOUT =0x0b;
const EFI_EXT_SCSI_STATUS_HOST_ADAPTER_MESSAGE_REJECT =0x0d;
const EFI_EXT_SCSI_STATUS_HOST_ADAPTER_BUS_RESET =0x0e;
const EFI_EXT_SCSI_STATUS_HOST_ADAPTER_PARITY_ERROR =0x0f;
const EFI_EXT_SCSI_STATUS_HOST_ADAPTER_REQUEST_SENSE_FAILED =0x10;
const EFI_EXT_SCSI_STATUS_HOST_ADAPTER_SELECTION_TIMEOUT =0x11;
const EFI_EXT_SCSI_STATUS_HOST_ADAPTER_DATA_OVERRUN_UNDERRUN =0x12;
const EFI_EXT_SCSI_STATUS_HOST_ADAPTER_BUS_FREE =0x13;
const EFI_EXT_SCSI_STATUS_HOST_ADAPTER_PHASE_ERROR =0x14;
const EFI_EXT_SCSI_STATUS_HOST_ADAPTER_OTHER =0x7f;
}
}

bitflags! {
/// ExtTargetStatus
#[repr(transparent)]
#[derive(Clone, Copy, Debug, Default, PartialEq, Eq, PartialOrd, Ord)]
pub struct ExtTargetStatus: u8 {
const EFI_EXT_SCSI_STATUS_TARGET_GOOD = 0x00;
const EFI_EXT_SCSI_STATUS_TARGET_CHECK_CONDITION = 0x02;
const EFI_EXT_SCSI_STATUS_TARGET_CONDITION_MET = 0x04;
const EFI_EXT_SCSI_STATUS_TARGET_BUSY = 0x08;
const EFI_EXT_SCSI_STATUS_TARGET_INTERMEDIATE = 0x10;
const EFI_EXT_SCSI_STATUS_TARGET_INTERMEDIATE_CONDITION_MET = 0x14;
const EFI_EXT_SCSI_STATUS_TARGET_RESERVATION_CONFLICT = 0x18;
const EFI_EXT_SCSI_STATUS_TARGET_TASK_SET_FULL = 0x28;
const EFI_EXT_SCSI_STATUS_TARGET_ACA_ACTIVE = 0x30;
const EFI_EXT_SCSI_STATUS_TARGET_TASK_ABORTED = 0x40;
}
}
8 changes: 5 additions & 3 deletions uefi/src/proto/mod.rs
Original file line number Diff line number Diff line change
Expand Up @@ -9,9 +9,12 @@
//!
//! [`BootServices`]: crate::table::boot::BootServices#accessing-protocols

use crate::Identify;
use core::ffi::c_void;

pub use uefi_macros::unsafe_protocol;

use crate::Identify;

/// Common trait implemented by all standard UEFI protocols.
///
/// You can derive the `Protocol` trait and specify the protocol's GUID using
Expand Down Expand Up @@ -64,8 +67,6 @@ where
}
}

pub use uefi_macros::unsafe_protocol;

pub mod console;
pub mod debug;
pub mod device_path;
Expand All @@ -76,6 +77,7 @@ pub mod misc;
pub mod network;
pub mod pi;
pub mod rng;
pub mod scsi;
pub mod security;
pub mod shell_params;
pub mod shim;
Expand Down
Loading