1 /** @file
2   Include file matches things in PI for multiple module types.
3 
4 Copyright (c) 2006 - 2015, Intel Corporation. All rights reserved.<BR>
5 This program and the accompanying materials are licensed and made available under
6 the terms and conditions of the BSD License that accompanies this distribution.
7 The full text of the license may be found at
8 http://opensource.org/licenses/bsd-license.php.
9 
10 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
11 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
12 
13   @par Revision Reference:
14   These elements are defined in UEFI Platform Initialization Specification 1.2.
15 
16 **/
17 
18 #ifndef __PI_MULTIPHASE_H__
19 #define __PI_MULTIPHASE_H__
20 
21 #include <Pi/PiFirmwareVolume.h>
22 #include <Pi/PiFirmwareFile.h>
23 #include <Pi/PiBootMode.h>
24 #include <Pi/PiHob.h>
25 #include <Pi/PiDependency.h>
26 #include <Pi/PiStatusCode.h>
27 #include <Pi/PiS3BootScript.h>
28 
29 /**
30   Produces an error code in the range reserved for use by the Platform Initialization
31   Architecture Specification.
32 
33   The supported 32-bit range is 0xA0000000-0xBFFFFFFF
34   The supported 64-bit range is 0xA000000000000000-0xBFFFFFFFFFFFFFFF
35 
36   @param  StatusCode    The status code value to convert into a warning code.
37                         StatusCode must be in the range 0x00000000..0x1FFFFFFF.
38 
39   @return The value specified by StatusCode in the PI reserved range.
40 
41 **/
42 #define DXE_ERROR(StatusCode)  (MAX_BIT | (MAX_BIT >> 2) | StatusCode)
43 
44 ///
45 /// If this value is returned by an EFI image, then the image should be unloaded.
46 ///
47 #define EFI_REQUEST_UNLOAD_IMAGE  DXE_ERROR (1)
48 
49 ///
50 /// If this value is returned by an API, it means the capability is not yet
51 /// installed/available/ready to use.
52 ///
53 #define EFI_NOT_AVAILABLE_YET     DXE_ERROR (2)
54 
55 ///
56 /// Success and warning codes reserved for use by PI.
57 /// Supported 32-bit range is 0x20000000-0x3fffffff.
58 /// Supported 64-bit range is 0x2000000000000000-0x3fffffffffffffff.
59 ///
60 #define PI_ENCODE_WARNING(a)                ((MAX_BIT >> 2) | (a))
61 
62 ///
63 /// Error codes reserved for use by PI.
64 /// Supported 32-bit range is 0xa0000000-0xbfffffff.
65 /// Supported 64-bit range is 0xa000000000000000-0xbfffffffffffffff.
66 ///
67 #define PI_ENCODE_ERROR(a)                  (MAX_BIT | (MAX_BIT >> 2) | (a))
68 
69 ///
70 /// Return status codes defined in SMM CIS.
71 ///
72 #define EFI_INTERRUPT_PENDING               PI_ENCODE_ERROR (0)
73 
74 #define EFI_WARN_INTERRUPT_SOURCE_PENDING   PI_ENCODE_WARNING (0)
75 #define EFI_WARN_INTERRUPT_SOURCE_QUIESCED  PI_ENCODE_WARNING (1)
76 
77 ///
78 /// Bitmask of values for Authentication Status.
79 /// Authentication Status is returned from EFI_GUIDED_SECTION_EXTRACTION_PROTOCOL
80 /// and the EFI_PEI_GUIDED_SECTION_EXTRACTION_PPI
81 ///
82 /// xx00 Image was not signed.
83 /// xxx1 Platform security policy override. Assumes the same meaning as 0010 (the image was signed, the
84 ///      signature was tested, and the signature passed authentication test).
85 /// 0010 Image was signed, the signature was tested, and the signature passed authentication test.
86 /// 0110 Image was signed and the signature was not tested.
87 /// 1010 Image was signed, the signature was tested, and the signature failed the authentication test.
88 ///
89 ///@{
90 #define EFI_AUTH_STATUS_PLATFORM_OVERRIDE   0x01
91 #define EFI_AUTH_STATUS_IMAGE_SIGNED        0x02
92 #define EFI_AUTH_STATUS_NOT_TESTED          0x04
93 #define EFI_AUTH_STATUS_TEST_FAILED         0x08
94 #define EFI_AUTH_STATUS_ALL                 0x0f
95 ///@}
96 
97 ///
98 /// SMRAM states and capabilities
99 ///
100 #define EFI_SMRAM_OPEN                  0x00000001
101 #define EFI_SMRAM_CLOSED                0x00000002
102 #define EFI_SMRAM_LOCKED                0x00000004
103 #define EFI_CACHEABLE                   0x00000008
104 #define EFI_ALLOCATED                   0x00000010
105 #define EFI_NEEDS_TESTING               0x00000020
106 #define EFI_NEEDS_ECC_INITIALIZATION    0x00000040
107 
108 ///
109 /// Structure describing a SMRAM region and its accessibility attributes.
110 ///
111 typedef struct {
112   ///
113   /// Designates the physical address of the SMRAM in memory. This view of memory is
114   /// the same as seen by I/O-based agents, for example, but it may not be the address seen
115   /// by the processors.
116   ///
117   EFI_PHYSICAL_ADDRESS  PhysicalStart;
118   ///
119   /// Designates the address of the SMRAM, as seen by software executing on the
120   /// processors. This address may or may not match PhysicalStart.
121   ///
122   EFI_PHYSICAL_ADDRESS  CpuStart;
123   ///
124   /// Describes the number of bytes in the SMRAM region.
125   ///
126   UINT64                PhysicalSize;
127   ///
128   /// Describes the accessibility attributes of the SMRAM.  These attributes include the
129   /// hardware state (e.g., Open/Closed/Locked), capability (e.g., cacheable), logical
130   /// allocation (e.g., allocated), and pre-use initialization (e.g., needs testing/ECC
131   /// initialization).
132   ///
133   UINT64                RegionState;
134 } EFI_SMRAM_DESCRIPTOR;
135 
136 typedef enum {
137   EFI_PCD_TYPE_8,
138   EFI_PCD_TYPE_16,
139   EFI_PCD_TYPE_32,
140   EFI_PCD_TYPE_64,
141   EFI_PCD_TYPE_BOOL,
142   EFI_PCD_TYPE_PTR
143 } EFI_PCD_TYPE;
144 
145 typedef struct {
146   ///
147   /// The returned information associated with the requested TokenNumber. If
148   /// TokenNumber is 0, then PcdType is set to EFI_PCD_TYPE_8.
149   ///
150   EFI_PCD_TYPE      PcdType;
151   ///
152   /// The size of the data in bytes associated with the TokenNumber specified. If
153   /// TokenNumber is 0, then PcdSize is set 0.
154   ///
155   UINTN             PcdSize;
156   ///
157   /// The null-terminated ASCII string associated with a given token. If the
158   /// TokenNumber specified was 0, then this field corresponds to the null-terminated
159   /// ASCII string associated with the token's namespace Guid. If NULL, there is no
160   /// name associated with this request.
161   ///
162   CHAR8             *PcdName;
163 } EFI_PCD_INFO;
164 
165 /**
166   The function prototype for invoking a function on an Application Processor.
167 
168   This definition is used by the UEFI MP Serices Protocol, and the
169   PI SMM System Table.
170 
171   @param[in,out] Buffer  The pointer to private data buffer.
172 **/
173 typedef
174 VOID
175 (EFIAPI *EFI_AP_PROCEDURE)(
176   IN OUT VOID  *Buffer
177   );
178 
179 #endif
180