xref: /freebsd/stand/efi/include/efidef.h (revision cab6a39d7b343596a5823e65c0f7b426551ec22d)
1 /* $FreeBSD$ */
2 #ifndef _EFI_DEF_H
3 #define _EFI_DEF_H
4 
5 /*++
6 
7 Copyright (c)  1999 - 2002 Intel Corporation. All rights reserved
8 This software and associated documentation (if any) is furnished
9 under a license and may only be used or copied in accordance
10 with the terms of the license. Except as permitted by such
11 license, no part of this software or documentation may be
12 reproduced, stored in a retrieval system, or transmitted in any
13 form or by any means without the express written consent of
14 Intel Corporation.
15 
16 Module Name:
17 
18     efidef.h
19 
20 Abstract:
21 
22     EFI definitions
23 
24 
25 
26 
27 Revision History
28 
29 --*/
30 
31 typedef UINT16          CHAR16;
32 typedef UINT8           CHAR8;
33 #ifndef ACPI_THREAD_ID		/* ACPI's definitions are fine */
34 typedef UINT8           BOOLEAN;
35 #endif
36 
37 #ifndef TRUE
38     #define TRUE    ((BOOLEAN) 1)
39     #define FALSE   ((BOOLEAN) 0)
40 #endif
41 
42 #ifndef NULL
43     #define NULL    ((VOID *) 0)
44 #endif
45 
46 typedef UINTN           EFI_STATUS;
47 typedef UINT64          EFI_LBA;
48 typedef UINTN           EFI_TPL;
49 typedef VOID            *EFI_HANDLE;
50 typedef VOID            *EFI_EVENT;
51 
52 
53 //
54 // Prototype argument decoration for EFI parameters to indicate
55 // their direction
56 //
57 // IN - argument is passed into the function
58 // OUT - argument (pointer) is returned from the function
59 // OPTIONAL - argument is optional
60 //
61 
62 #ifndef IN
63     #define IN
64     #define OUT
65     #define OPTIONAL
66     #define CONST const
67 #endif
68 
69 
70 //
71 // A GUID
72 //
73 
74 typedef struct {
75     UINT32  Data1;
76     UINT16  Data2;
77     UINT16  Data3;
78     UINT8   Data4[8];
79 } EFI_GUID;
80 
81 
82 //
83 // Time
84 //
85 
86 typedef struct {
87     UINT16      Year;       // 1998 - 20XX
88     UINT8       Month;      // 1 - 12
89     UINT8       Day;        // 1 - 31
90     UINT8       Hour;       // 0 - 23
91     UINT8       Minute;     // 0 - 59
92     UINT8       Second;     // 0 - 59
93     UINT8       Pad1;
94     UINT32      Nanosecond; // 0 - 999,999,999
95     INT16       TimeZone;   // -1440 to 1440 or 2047
96     UINT8       Daylight;
97     UINT8       Pad2;
98 } EFI_TIME;
99 
100 // Bit definitions for EFI_TIME.Daylight
101 #define EFI_TIME_ADJUST_DAYLIGHT    0x01
102 #define EFI_TIME_IN_DAYLIGHT        0x02
103 
104 // Value definition for EFI_TIME.TimeZone
105 #define EFI_UNSPECIFIED_TIMEZONE    0x07FF
106 
107 
108 
109 //
110 // Networking
111 //
112 
113 typedef struct {
114     UINT8                   Addr[4];
115 } EFI_IPv4_ADDRESS;
116 
117 typedef struct {
118     UINT8                   Addr[16];
119 } EFI_IPv6_ADDRESS;
120 
121 typedef struct {
122     UINT8                   Addr[32];
123 } EFI_MAC_ADDRESS;
124 
125 typedef struct {
126     UINT32 ReceivedQueueTimeoutValue;
127     UINT32 TransmitQueueTimeoutValue;
128     UINT16 ProtocolTypeFilter;
129     BOOLEAN EnableUnicastReceive;
130     BOOLEAN EnableMulticastReceive;
131     BOOLEAN EnableBroadcastReceive;
132     BOOLEAN EnablePromiscuousReceive;
133     BOOLEAN FlushQueuesOnReset;
134     BOOLEAN EnableReceiveTimestamps;
135     BOOLEAN DisableBackgroundPolling;
136 } EFI_MANAGED_NETWORK_CONFIG_DATA;
137 
138 //
139 // Memory
140 //
141 
142 typedef UINT64          EFI_PHYSICAL_ADDRESS;
143 typedef UINT64          EFI_VIRTUAL_ADDRESS;
144 
145 typedef enum {
146     AllocateAnyPages,
147     AllocateMaxAddress,
148     AllocateAddress,
149     MaxAllocateType
150 } EFI_ALLOCATE_TYPE;
151 
152 //Preseve the attr on any range supplied.
153 //ConventialMemory must have WB,SR,SW when supplied.
154 //When allocating from ConventialMemory always make it WB,SR,SW
155 //When returning to ConventialMemory always make it WB,SR,SW
156 //When getting the memory map, or on RT for runtime types
157 
158 
159 typedef enum {
160     EfiReservedMemoryType,
161     EfiLoaderCode,
162     EfiLoaderData,
163     EfiBootServicesCode,
164     EfiBootServicesData,
165     EfiRuntimeServicesCode,
166     EfiRuntimeServicesData,
167     EfiConventionalMemory,
168     EfiUnusableMemory,
169     EfiACPIReclaimMemory,
170     EfiACPIMemoryNVS,
171     EfiMemoryMappedIO,
172     EfiMemoryMappedIOPortSpace,
173     EfiPalCode,
174     EfiPersistentMemory,
175     EfiMaxMemoryType
176 } EFI_MEMORY_TYPE;
177 
178 // possible caching types for the memory range
179 #define EFI_MEMORY_UC			0x0000000000000001
180 #define EFI_MEMORY_WC			0x0000000000000002
181 #define EFI_MEMORY_WT			0x0000000000000004
182 #define EFI_MEMORY_WB			0x0000000000000008
183 #define EFI_MEMORY_UCE			0x0000000000000010
184 
185 // physical memory protection on range
186 #define EFI_MEMORY_WP			0x0000000000001000
187 #define EFI_MEMORY_RP			0x0000000000002000
188 #define EFI_MEMORY_XP			0x0000000000004000
189 #define	EFI_MEMORY_NV			0x0000000000008000
190 #define	EFI_MEMORY_MORE_RELIABLE	0x0000000000010000
191 #define	EFI_MEMORY_RO			0x0000000000020000
192 
193 // range requires a runtime mapping
194 #define EFI_MEMORY_RUNTIME		0x8000000000000000
195 
196 #define EFI_MEMORY_DESCRIPTOR_VERSION  1
197 typedef struct {
198     UINT32                          Type;           // Field size is 32 bits followed by 32 bit pad
199     UINT32                          Pad;
200     EFI_PHYSICAL_ADDRESS            PhysicalStart;  // Field size is 64 bits
201     EFI_VIRTUAL_ADDRESS             VirtualStart;   // Field size is 64 bits
202     UINT64                          NumberOfPages;  // Field size is 64 bits
203     UINT64                          Attribute;      // Field size is 64 bits
204 } EFI_MEMORY_DESCRIPTOR;
205 
206 //
207 // International Language
208 //
209 
210 typedef UINT8   ISO_639_2;
211 #define ISO_639_2_ENTRY_SIZE    3
212 
213 //
214 //
215 //
216 
217 #define EFI_PAGE_SIZE   4096
218 #define EFI_PAGE_MASK   0xFFF
219 #define EFI_PAGE_SHIFT  12
220 
221 #define EFI_SIZE_TO_PAGES(a)  \
222     ( ((a) >> EFI_PAGE_SHIFT) + (((a) & EFI_PAGE_MASK) ? 1 : 0) )
223 
224 #endif
225