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| 1 | +// SPDX-License-Identifier: MIT OR Apache-2.0 |
| 2 | + |
| 3 | +//! Firmware update and reporting |
| 4 | +
|
| 5 | +use crate::{Char16, Guid, Status, guid, newtype_enum}; |
| 6 | +use core::ffi::c_void; |
| 7 | + |
| 8 | +bitflags::bitflags! { |
| 9 | + #[derive(Clone, Copy, Debug, Eq, PartialEq, Ord, PartialOrd, Hash)] |
| 10 | + #[repr(transparent)] |
| 11 | + pub struct CapsuleSupport: u64 { |
| 12 | + const AUTHENTICATION = 1 << 0; |
| 13 | + const DEPENDENCY = 1 << 1; |
| 14 | + } |
| 15 | +} |
| 16 | + |
| 17 | +/// EFI_FIRMWARE_MANAGEMENT_CAPSULE_HEADER |
| 18 | +#[derive(Debug)] |
| 19 | +#[repr(C, packed)] |
| 20 | +pub struct FirmwareManagementCapsuleHeader { |
| 21 | + pub version: u32, |
| 22 | + pub embedded_driver_count: u16, |
| 23 | + pub payload_item_count: u16, |
| 24 | + pub item_offset_list: [u64; 0], |
| 25 | +} |
| 26 | + |
| 27 | +impl FirmwareManagementCapsuleHeader { |
| 28 | + pub const INIT_VERSION: u32 = 1; |
| 29 | +} |
| 30 | + |
| 31 | +/// EFI_FIRMWARE_MANAGEMENT_CAPSULE_IMAGE_HEADER |
| 32 | +#[derive(Debug)] |
| 33 | +#[repr(C, packed)] |
| 34 | +pub struct FirmwareManagementCapsuleImageHeader { |
| 35 | + pub version: u32, |
| 36 | + pub update_image_type_id: Guid, |
| 37 | + pub update_image_index: u8, |
| 38 | + pub reserved_bytes: [u8; 3], |
| 39 | + pub update_image_size: u32, |
| 40 | + pub update_vendor_code_size: u32, |
| 41 | + pub update_hardware_instance: u64, |
| 42 | + pub image_capsule_support: CapsuleSupport, |
| 43 | +} |
| 44 | + |
| 45 | +impl FirmwareManagementCapsuleImageHeader { |
| 46 | + pub const INIT_VERSION: u32 = 3; |
| 47 | +} |
| 48 | + |
| 49 | +newtype_enum! { |
| 50 | + /// FMP dependency expression opcodes (`EFI_FMP_DEP_*`) |
| 51 | + pub enum FmpDep: u8 => { |
| 52 | + PUSH_GUID = 0x00, |
| 53 | + PUSH_VERSION = 0x01, |
| 54 | + VERSION_STR = 0x02, |
| 55 | + AND = 0x03, |
| 56 | + OR = 0x04, |
| 57 | + NOT = 0x05, |
| 58 | + TRUE = 0x06, |
| 59 | + FALSE = 0x07, |
| 60 | + EQ = 0x08, |
| 61 | + GT = 0x09, |
| 62 | + GTE = 0x0A, |
| 63 | + LT = 0x0B, |
| 64 | + LTE = 0x0C, |
| 65 | + END = 0x0D, |
| 66 | + DECLARE_LENGTH = 0x0E, |
| 67 | + } |
| 68 | +} |
| 69 | + |
| 70 | +/// EFI_FIRMWARE_IMAGE_DEP |
| 71 | +#[derive(Debug)] |
| 72 | +#[repr(C)] |
| 73 | +pub struct FirmwareImageDep { |
| 74 | + pub dependencies: [u8; 0], |
| 75 | +} |
| 76 | + |
| 77 | +bitflags::bitflags! { |
| 78 | + #[derive(Clone, Copy, Debug, Eq, PartialEq, Ord, PartialOrd, Hash)] |
| 79 | + #[repr(transparent)] |
| 80 | + pub struct ImageAttributes: u64 { |
| 81 | + const IMAGE_UPDATABLE = 1 << 0; |
| 82 | + const RESET_REQUIRED = 1 << 1; |
| 83 | + const AUTHENTICATION_REQUIRED = 1 << 2; |
| 84 | + const IN_USE = 1 << 3; |
| 85 | + const UEFI_IMAGE = 1 << 4; |
| 86 | + const DEPENDENCY = 1 << 5; |
| 87 | + } |
| 88 | +} |
| 89 | + |
| 90 | +bitflags::bitflags! { |
| 91 | + // Lower 16 bits are reserved for UEFI assignment. |
| 92 | + // Other bits are for vendor-specific compatibility checks. |
| 93 | + #[derive(Clone, Copy, Debug, Eq, PartialEq, Ord, PartialOrd, Hash)] |
| 94 | + #[repr(transparent)] |
| 95 | + pub struct ImageCompatibilities: u64 { |
| 96 | + const CHECK_SUPPORTED = 1 << 0; |
| 97 | + const _ = !0; |
| 98 | + } |
| 99 | +} |
| 100 | + |
| 101 | +bitflags::bitflags! { |
| 102 | + #[derive(Clone, Copy, Debug, Eq, PartialEq, Ord, PartialOrd, Hash)] |
| 103 | + #[repr(transparent)] |
| 104 | + pub struct ImageUpdatable: u32 { |
| 105 | + const VALID = 1 << 0; |
| 106 | + const INVALID = 1 << 1; |
| 107 | + const INVALID_TYPE = 1 << 2; |
| 108 | + const INVALID_OLD = 1 << 3; |
| 109 | + const VALID_WITH_VENDOR_CODE = 1 << 4; |
| 110 | + } |
| 111 | +} |
| 112 | + |
| 113 | +bitflags::bitflags! { |
| 114 | + #[derive(Clone, Copy, Debug, Eq, PartialEq, Ord, PartialOrd, Hash)] |
| 115 | + #[repr(transparent)] |
| 116 | + pub struct PackageAttributes: u64 { |
| 117 | + const UPDATABLE = 1 << 0; |
| 118 | + const RESET_REQUIRED = 1 << 1; |
| 119 | + const AUTHENTICATION_REQUIRED = 1 << 2; |
| 120 | + } |
| 121 | +} |
| 122 | + |
| 123 | +/// EFI_FIRMWARE_IMAGE_DESCRIPTOR |
| 124 | +#[derive(Debug)] |
| 125 | +#[repr(C)] |
| 126 | +pub struct FirmwareImageDescriptor { |
| 127 | + pub image_index: u8, |
| 128 | + pub image_type_id: Guid, |
| 129 | + pub image_id: u64, |
| 130 | + pub image_id_name: *const Char16, |
| 131 | + pub version: u32, |
| 132 | + pub version_name: *const Char16, |
| 133 | + pub size: usize, |
| 134 | + pub attributes_supported: ImageAttributes, |
| 135 | + pub attributes_setting: ImageAttributes, |
| 136 | + pub compatibilities: ImageCompatibilities, |
| 137 | + pub lowest_supported_image_version: u32, |
| 138 | + pub last_attempt_version: u32, |
| 139 | + pub last_attempt_status: u32, |
| 140 | + pub hardware_instance: u64, |
| 141 | + pub dependencies: *const FirmwareImageDep, |
| 142 | +} |
| 143 | + |
| 144 | +impl FirmwareImageDescriptor { |
| 145 | + pub const VERSION: u32 = 4; |
| 146 | +} |
| 147 | + |
| 148 | +/// EFI_FIRMWARE_MANAGEMENT_PROTOCOL |
| 149 | +#[derive(Debug)] |
| 150 | +#[repr(C)] |
| 151 | +pub struct FirmwareManagementProtocol { |
| 152 | + pub get_image_info: unsafe extern "efiapi" fn( |
| 153 | + this: *const Self, |
| 154 | + image_info_size: *mut usize, |
| 155 | + image_info: *mut FirmwareImageDescriptor, |
| 156 | + descriptor_version: *mut u32, |
| 157 | + descriptor_count: *mut u8, |
| 158 | + descriptor_size: *mut usize, |
| 159 | + package_version: *mut u32, |
| 160 | + package_version_name: *mut *mut Char16, |
| 161 | + ) -> Status, |
| 162 | + pub get_image: unsafe extern "efiapi" fn( |
| 163 | + this: *const Self, |
| 164 | + image_index: u8, |
| 165 | + image: *mut c_void, |
| 166 | + image_size: *mut usize, |
| 167 | + ) -> Status, |
| 168 | + pub set_image: unsafe extern "efiapi" fn( |
| 169 | + this: *const Self, |
| 170 | + image_index: u8, |
| 171 | + image: *const c_void, |
| 172 | + image_size: usize, |
| 173 | + vendor_code: *const c_void, |
| 174 | + progress: unsafe extern "efiapi" fn(completion: usize) -> Status, |
| 175 | + abort_reason: *mut *mut Char16, |
| 176 | + ) -> Status, |
| 177 | + pub check_image: unsafe extern "efiapi" fn( |
| 178 | + this: *const Self, |
| 179 | + image_index: u8, |
| 180 | + image: *const c_void, |
| 181 | + image_size: usize, |
| 182 | + image_updatable: *mut ImageUpdatable, |
| 183 | + ) -> Status, |
| 184 | + pub get_package_info: unsafe extern "efiapi" fn( |
| 185 | + this: *const Self, |
| 186 | + package_version: *mut u32, |
| 187 | + package_version_name: *mut *mut Char16, |
| 188 | + package_version_name_max_len: *mut u32, |
| 189 | + attributes_supported: *mut PackageAttributes, |
| 190 | + attributes_setting: *mut PackageAttributes, |
| 191 | + ) -> Status, |
| 192 | + pub set_package_info: unsafe extern "efiapi" fn( |
| 193 | + this: *const Self, |
| 194 | + image: *const c_void, |
| 195 | + image_size: usize, |
| 196 | + vendor_code: *const c_void, |
| 197 | + package_version: u32, |
| 198 | + package_version_name: *const Char16, |
| 199 | + ) -> Status, |
| 200 | +} |
| 201 | + |
| 202 | +impl FirmwareManagementProtocol { |
| 203 | + pub const GUID: Guid = guid!("86c77a67-0b97-4633-a187-49104d0685c7"); |
| 204 | +} |
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