1 /** @file 2 Defines data types and constants introduced in UEFI. 3 4 Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR> 5 Portions copyright (c) 2011 - 2013, ARM Ltd. All rights reserved.<BR> 6 7 This program and the accompanying materials are licensed and made available under 8 the terms and conditions of the BSD License that accompanies this distribution. 9 The full text of the license may be found at 10 http://opensource.org/licenses/bsd-license.php. 11 12 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, 13 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. 14 15 **/ 16 17 #ifndef __UEFI_BASETYPE_H__ 18 #define __UEFI_BASETYPE_H__ 19 20 #include <Base.h> 21 22 // 23 // Basic data type definitions introduced in UEFI. 24 // 25 26 /// 27 /// 128-bit buffer containing a unique identifier value. 28 /// 29 typedef GUID EFI_GUID; 30 /// 31 /// Function return status for EFI API. 32 /// 33 typedef RETURN_STATUS EFI_STATUS; 34 /// 35 /// A collection of related interfaces. 36 /// 37 typedef VOID *EFI_HANDLE; 38 /// 39 /// Handle to an event structure. 40 /// 41 typedef VOID *EFI_EVENT; 42 /// 43 /// Task priority level. 44 /// 45 typedef UINTN EFI_TPL; 46 /// 47 /// Logical block address. 48 /// 49 typedef UINT64 EFI_LBA; 50 51 /// 52 /// 64-bit physical memory address. 53 /// 54 typedef UINT64 EFI_PHYSICAL_ADDRESS; 55 56 /// 57 /// 64-bit virtual memory address. 58 /// 59 typedef UINT64 EFI_VIRTUAL_ADDRESS; 60 61 /// 62 /// EFI Time Abstraction: 63 /// Year: 1900 - 9999 64 /// Month: 1 - 12 65 /// Day: 1 - 31 66 /// Hour: 0 - 23 67 /// Minute: 0 - 59 68 /// Second: 0 - 59 69 /// Nanosecond: 0 - 999,999,999 70 /// TimeZone: -1440 to 1440 or 2047 71 /// 72 typedef struct { 73 UINT16 Year; 74 UINT8 Month; 75 UINT8 Day; 76 UINT8 Hour; 77 UINT8 Minute; 78 UINT8 Second; 79 UINT8 Pad1; 80 UINT32 Nanosecond; 81 INT16 TimeZone; 82 UINT8 Daylight; 83 UINT8 Pad2; 84 } EFI_TIME; 85 86 87 /// 88 /// 4-byte buffer. An IPv4 internet protocol address. 89 /// 90 typedef struct { 91 UINT8 Addr[4]; 92 } EFI_IPv4_ADDRESS; 93 94 /// 95 /// 16-byte buffer. An IPv6 internet protocol address. 96 /// 97 typedef struct { 98 UINT8 Addr[16]; 99 } EFI_IPv6_ADDRESS; 100 101 /// 102 /// 32-byte buffer containing a network Media Access Control address. 103 /// 104 typedef struct { 105 UINT8 Addr[32]; 106 } EFI_MAC_ADDRESS; 107 108 /// 109 /// 16-byte buffer aligned on a 4-byte boundary. 110 /// An IPv4 or IPv6 internet protocol address. 111 /// 112 typedef union { 113 UINT32 Addr[4]; 114 EFI_IPv4_ADDRESS v4; 115 EFI_IPv6_ADDRESS v6; 116 } EFI_IP_ADDRESS; 117 118 119 /// 120 /// Enumeration of EFI_STATUS. 121 ///@{ 122 #define EFI_SUCCESS RETURN_SUCCESS 123 #define EFI_LOAD_ERROR RETURN_LOAD_ERROR 124 #define EFI_INVALID_PARAMETER RETURN_INVALID_PARAMETER 125 #define EFI_UNSUPPORTED RETURN_UNSUPPORTED 126 #define EFI_BAD_BUFFER_SIZE RETURN_BAD_BUFFER_SIZE 127 #define EFI_BUFFER_TOO_SMALL RETURN_BUFFER_TOO_SMALL 128 #define EFI_NOT_READY RETURN_NOT_READY 129 #define EFI_DEVICE_ERROR RETURN_DEVICE_ERROR 130 #define EFI_WRITE_PROTECTED RETURN_WRITE_PROTECTED 131 #define EFI_OUT_OF_RESOURCES RETURN_OUT_OF_RESOURCES 132 #define EFI_VOLUME_CORRUPTED RETURN_VOLUME_CORRUPTED 133 #define EFI_VOLUME_FULL RETURN_VOLUME_FULL 134 #define EFI_NO_MEDIA RETURN_NO_MEDIA 135 #define EFI_MEDIA_CHANGED RETURN_MEDIA_CHANGED 136 #define EFI_NOT_FOUND RETURN_NOT_FOUND 137 #define EFI_ACCESS_DENIED RETURN_ACCESS_DENIED 138 #define EFI_NO_RESPONSE RETURN_NO_RESPONSE 139 #define EFI_NO_MAPPING RETURN_NO_MAPPING 140 #define EFI_TIMEOUT RETURN_TIMEOUT 141 #define EFI_NOT_STARTED RETURN_NOT_STARTED 142 #define EFI_ALREADY_STARTED RETURN_ALREADY_STARTED 143 #define EFI_ABORTED RETURN_ABORTED 144 #define EFI_ICMP_ERROR RETURN_ICMP_ERROR 145 #define EFI_TFTP_ERROR RETURN_TFTP_ERROR 146 #define EFI_PROTOCOL_ERROR RETURN_PROTOCOL_ERROR 147 #define EFI_INCOMPATIBLE_VERSION RETURN_INCOMPATIBLE_VERSION 148 #define EFI_SECURITY_VIOLATION RETURN_SECURITY_VIOLATION 149 #define EFI_CRC_ERROR RETURN_CRC_ERROR 150 #define EFI_END_OF_MEDIA RETURN_END_OF_MEDIA 151 #define EFI_END_OF_FILE RETURN_END_OF_FILE 152 #define EFI_INVALID_LANGUAGE RETURN_INVALID_LANGUAGE 153 #define EFI_COMPROMISED_DATA RETURN_COMPROMISED_DATA 154 155 #define EFI_WARN_UNKNOWN_GLYPH RETURN_WARN_UNKNOWN_GLYPH 156 #define EFI_WARN_DELETE_FAILURE RETURN_WARN_DELETE_FAILURE 157 #define EFI_WARN_WRITE_FAILURE RETURN_WARN_WRITE_FAILURE 158 #define EFI_WARN_BUFFER_TOO_SMALL RETURN_WARN_BUFFER_TOO_SMALL 159 #define EFI_WARN_STALE_DATA RETURN_WARN_STALE_DATA 160 ///@} 161 162 /// 163 /// Define macro to encode the status code. 164 /// 165 #define EFIERR(_a) ENCODE_ERROR(_a) 166 167 #define EFI_ERROR(A) RETURN_ERROR(A) 168 169 /// 170 /// ICMP error definitions 171 ///@{ 172 #define EFI_NETWORK_UNREACHABLE EFIERR(100) 173 #define EFI_HOST_UNREACHABLE EFIERR(101) 174 #define EFI_PROTOCOL_UNREACHABLE EFIERR(102) 175 #define EFI_PORT_UNREACHABLE EFIERR(103) 176 ///@} 177 178 /// 179 /// Tcp connection status definitions 180 ///@{ 181 #define EFI_CONNECTION_FIN EFIERR(104) 182 #define EFI_CONNECTION_RESET EFIERR(105) 183 #define EFI_CONNECTION_REFUSED EFIERR(106) 184 ///@} 185 186 // 187 // The EFI memory allocation functions work in units of EFI_PAGEs that are 188 // 4KB. This should in no way be confused with the page size of the processor. 189 // An EFI_PAGE is just the quanta of memory in EFI. 190 // 191 #define EFI_PAGE_SIZE SIZE_4KB 192 #define EFI_PAGE_MASK 0xFFF 193 #define EFI_PAGE_SHIFT 12 194 195 /** 196 Macro that converts a size, in bytes, to a number of EFI_PAGESs. 197 198 @param Size A size in bytes. This parameter is assumed to be type UINTN. 199 Passing in a parameter that is larger than UINTN may produce 200 unexpected results. 201 202 @return The number of EFI_PAGESs associated with the number of bytes specified 203 by Size. 204 205 **/ 206 #define EFI_SIZE_TO_PAGES(Size) (((Size) >> EFI_PAGE_SHIFT) + (((Size) & EFI_PAGE_MASK) ? 1 : 0)) 207 208 /** 209 Macro that converts a number of EFI_PAGEs to a size in bytes. 210 211 @param Pages The number of EFI_PAGES. This parameter is assumed to be 212 type UINTN. Passing in a parameter that is larger than 213 UINTN may produce unexpected results. 214 215 @return The number of bytes associated with the number of EFI_PAGEs specified 216 by Pages. 217 218 **/ 219 #define EFI_PAGES_TO_SIZE(Pages) ((Pages) << EFI_PAGE_SHIFT) 220 221 /// 222 /// PE32+ Machine type for IA32 UEFI images. 223 /// 224 #define EFI_IMAGE_MACHINE_IA32 0x014C 225 226 /// 227 /// PE32+ Machine type for IA64 UEFI images. 228 /// 229 #define EFI_IMAGE_MACHINE_IA64 0x0200 230 231 /// 232 /// PE32+ Machine type for EBC UEFI images. 233 /// 234 #define EFI_IMAGE_MACHINE_EBC 0x0EBC 235 236 /// 237 /// PE32+ Machine type for X64 UEFI images. 238 /// 239 #define EFI_IMAGE_MACHINE_X64 0x8664 240 241 /// 242 /// PE32+ Machine type for ARM mixed ARM and Thumb/Thumb2 images. 243 /// 244 #define EFI_IMAGE_MACHINE_ARMTHUMB_MIXED 0x01C2 245 246 /// 247 /// PE32+ Machine type for AARCH64 A64 images. 248 /// 249 #define EFI_IMAGE_MACHINE_AARCH64 0xAA64 250 251 252 #if defined (MDE_CPU_IA32) 253 254 #define EFI_IMAGE_MACHINE_TYPE_SUPPORTED(Machine) \ 255 (((Machine) == EFI_IMAGE_MACHINE_IA32) || ((Machine) == EFI_IMAGE_MACHINE_EBC)) 256 257 #define EFI_IMAGE_MACHINE_CROSS_TYPE_SUPPORTED(Machine) ((Machine) == EFI_IMAGE_MACHINE_X64) 258 259 #elif defined (MDE_CPU_IPF) 260 261 #define EFI_IMAGE_MACHINE_TYPE_SUPPORTED(Machine) \ 262 (((Machine) == EFI_IMAGE_MACHINE_IA64) || ((Machine) == EFI_IMAGE_MACHINE_EBC)) 263 264 #define EFI_IMAGE_MACHINE_CROSS_TYPE_SUPPORTED(Machine) (FALSE) 265 266 #elif defined (MDE_CPU_X64) 267 268 #define EFI_IMAGE_MACHINE_TYPE_SUPPORTED(Machine) \ 269 (((Machine) == EFI_IMAGE_MACHINE_X64) || ((Machine) == EFI_IMAGE_MACHINE_EBC)) 270 271 #define EFI_IMAGE_MACHINE_CROSS_TYPE_SUPPORTED(Machine) ((Machine) == EFI_IMAGE_MACHINE_IA32) 272 273 #elif defined (MDE_CPU_ARM) 274 275 #define EFI_IMAGE_MACHINE_TYPE_SUPPORTED(Machine) \ 276 (((Machine) == EFI_IMAGE_MACHINE_ARMTHUMB_MIXED) || ((Machine) == EFI_IMAGE_MACHINE_EBC)) 277 278 #define EFI_IMAGE_MACHINE_CROSS_TYPE_SUPPORTED(Machine) ((Machine) == EFI_IMAGE_MACHINE_ARMTHUMB_MIXED) 279 280 #elif defined (MDE_CPU_AARCH64) 281 282 #define EFI_IMAGE_MACHINE_TYPE_SUPPORTED(Machine) \ 283 (((Machine) == EFI_IMAGE_MACHINE_AARCH64) || ((Machine) == EFI_IMAGE_MACHINE_EBC)) 284 285 #define EFI_IMAGE_MACHINE_CROSS_TYPE_SUPPORTED(Machine) (FALSE) 286 287 #elif defined (MDE_CPU_EBC) 288 289 /// 290 /// This is just to make sure you can cross compile with the EBC compiler. 291 /// It does not make sense to have a PE loader coded in EBC. 292 /// 293 #define EFI_IMAGE_MACHINE_TYPE_SUPPORTED(Machine) ((Machine) == EFI_IMAGE_MACHINE_EBC) 294 295 #define EFI_IMAGE_MACHINE_CROSS_TYPE_SUPPORTED(Machine) (FALSE) 296 297 #else 298 #error Unknown Processor Type 299 #endif 300 301 #endif 302