Change some file name for WinNtThunkPPIToProtocolPei driver
[mirror_edk2.git] / Nt32Pkg / WinNtAutoScanPeim / WinNtAutoScan.c
CommitLineData
6c25c60e 1/*++\r
2\r
3Copyright (c) 2006, Intel Corporation \r
4All rights reserved. This program and the accompanying materials \r
5are licensed and made available under the terms and conditions of the BSD License \r
6which accompanies this distribution. The full text of the license may be found at \r
7http://opensource.org/licenses/bsd-license.php \r
8 \r
9THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r
10WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r
11\r
12Module Name:\r
13 WinNtAutoscan.c\r
14\r
15Abstract:\r
16 This PEIM to abstract memory auto-scan in a Windows NT environment.\r
17\r
18Revision History\r
19\r
20--*/\r
21\r
22//\r
23// The package level header files this module uses\r
24//\r
25#include <PiPei.h>\r
26#include <WinNtPeim.h>\r
27//\r
28// The protocols, PPI and GUID defintions for this module\r
29//\r
30#include <Ppi/BaseMemoryTest.h>\r
31#include <Ppi/NtAutoscan.h>\r
32//\r
33// The Library classes this module consumes\r
34//\r
35#include <Library/DebugLib.h>\r
36#include <Library/PeimEntryPoint.h>\r
37#include <Library/HobLib.h>\r
38\r
39EFI_STATUS\r
40EFIAPI\r
41PeimInitializeWinNtAutoScan (\r
42 IN EFI_FFS_FILE_HEADER *FfsHeader,\r
43 IN EFI_PEI_SERVICES **PeiServices\r
44 )\r
45/*++\r
46\r
47Routine Description:\r
48 Perform a call-back into the SEC simulator to get a memory value\r
49\r
50Arguments:\r
51 FfsHeader - General purpose data available to every PEIM\r
52 PeiServices - General purpose services available to every PEIM.\r
53 \r
54Returns:\r
55 None\r
56\r
57--*/\r
58{\r
59 EFI_STATUS Status;\r
60 EFI_PEI_PPI_DESCRIPTOR *PpiDescriptor;\r
61 PEI_NT_AUTOSCAN_PPI *PeiNtService;\r
62 UINT64 MemorySize;\r
63 EFI_PHYSICAL_ADDRESS MemoryBase;\r
64 PEI_BASE_MEMORY_TEST_PPI *MemoryTestPpi;\r
65 EFI_PHYSICAL_ADDRESS ErrorAddress;\r
66 UINTN Index;\r
67 EFI_RESOURCE_ATTRIBUTE_TYPE Attributes;\r
68\r
69\r
70 DEBUG ((EFI_D_ERROR, "NT 32 Autoscan PEIM Loaded\n"));\r
71\r
72 //\r
73 // Get the PEI NT Autoscan PPI\r
74 //\r
75 Status = (**PeiServices).LocatePpi (\r
76 PeiServices,\r
77 &gPeiNtAutoScanPpiGuid, // GUID\r
78 0, // INSTANCE\r
79 &PpiDescriptor, // EFI_PEI_PPI_DESCRIPTOR\r
80 &PeiNtService // PPI\r
81 );\r
82 ASSERT_EFI_ERROR (Status);\r
83\r
84 //\r
85 // Get the Memory Test PPI\r
86 //\r
87 Status = (**PeiServices).LocatePpi (\r
88 PeiServices,\r
89 &gPeiBaseMemoryTestPpiGuid,\r
90 0,\r
91 NULL,\r
92 &MemoryTestPpi\r
93 );\r
94 ASSERT_EFI_ERROR (Status);\r
95\r
96 Index = 0;\r
97 do {\r
98 Status = PeiNtService->NtAutoScan (Index, &MemoryBase, &MemorySize);\r
99 if (!EFI_ERROR (Status)) {\r
100 Attributes =\r
101 (\r
102 EFI_RESOURCE_ATTRIBUTE_PRESENT |\r
103 EFI_RESOURCE_ATTRIBUTE_INITIALIZED |\r
104 EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE |\r
105 EFI_RESOURCE_ATTRIBUTE_WRITE_COMBINEABLE |\r
106 EFI_RESOURCE_ATTRIBUTE_WRITE_THROUGH_CACHEABLE |\r
107 EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE\r
108 );\r
109\r
110 if (Index == 0) {\r
111 //\r
112 // For the first area register it as PEI tested memory\r
113 //\r
114 Status = MemoryTestPpi->BaseMemoryTest (\r
115 PeiServices,\r
116 MemoryTestPpi,\r
117 MemoryBase,\r
118 MemorySize,\r
119 Quick,\r
120 &ErrorAddress\r
121 );\r
122 ASSERT_EFI_ERROR (Status);\r
123\r
124 //\r
125 // Register the "tested" memory with the PEI Core\r
126 //\r
127 Status = (**PeiServices).InstallPeiMemory (PeiServices, MemoryBase, MemorySize);\r
128 ASSERT_EFI_ERROR (Status);\r
129\r
130 Attributes |= EFI_RESOURCE_ATTRIBUTE_TESTED;\r
131 }\r
132 \r
133 BuildResourceDescriptorHob (\r
134 EFI_RESOURCE_SYSTEM_MEMORY,\r
135 Attributes,\r
136 MemoryBase,\r
137 MemorySize\r
138 );\r
139 }\r
140 Index++;\r
141 } while (!EFI_ERROR (Status));\r
142\r
143 //\r
144 // Build the CPU hob with 36-bit addressing and 16-bits of IO space.\r
145 //\r
146 BuildCpuHob (36, 16);\r
147 \r
148 return Status;\r
149}\r