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949f388f | 1 | /*++ @file\r |
2 | \r | |
3 | Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>\r | |
4 | Portions copyright (c) 2011, Apple Inc. All rights reserved.\r | |
d18d8a1d | 5 | This program and the accompanying materials\r |
6 | are licensed and made available under the terms and conditions of the BSD License\r | |
7 | which accompanies this distribution. The full text of the license may be found at\r | |
8 | http://opensource.org/licenses/bsd-license.php\r | |
9 | \r | |
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
949f388f | 12 | \r |
13 | **/\r | |
14 | \r | |
15 | #include "PiPei.h"\r | |
16 | #include <Ppi/EmuThunk.h>\r | |
17 | #include <Ppi/MemoryDiscovered.h>\r | |
18 | \r | |
19 | #include <Library/DebugLib.h>\r | |
20 | #include <Library/PeimEntryPoint.h>\r | |
21 | #include <Library/BaseLib.h>\r | |
22 | #include <Library/BaseMemoryLib.h>\r | |
23 | #include <Library/HobLib.h>\r | |
24 | #include <Library/PeiServicesLib.h>\r | |
25 | #include <Library/PeiServicesTablePointerLib.h>\r | |
26 | \r | |
27 | EFI_STATUS\r | |
28 | EFIAPI\r | |
29 | PeimInitializeAutoScanPei (\r | |
30 | IN EFI_PEI_FILE_HANDLE FileHandle,\r | |
31 | IN CONST EFI_PEI_SERVICES **PeiServices\r | |
32 | )\r | |
33 | /*++\r | |
34 | \r | |
35 | Routine Description:\r | |
36 | Perform a call-back into the SEC simulator to get a memory value\r | |
37 | \r | |
38 | Arguments:\r | |
39 | FfsHeader - General purpose data available to every PEIM\r | |
40 | PeiServices - General purpose services available to every PEIM.\r | |
d18d8a1d | 41 | \r |
949f388f | 42 | Returns:\r |
43 | None\r | |
44 | \r | |
45 | **/\r | |
46 | {\r | |
47 | EFI_STATUS Status;\r | |
48 | EFI_PEI_PPI_DESCRIPTOR *PpiDescriptor;\r | |
49 | EMU_THUNK_PPI *Thunk;\r | |
50 | UINT64 MemorySize;\r | |
51 | EFI_PHYSICAL_ADDRESS MemoryBase;\r | |
52 | UINTN Index;\r | |
53 | EFI_RESOURCE_ATTRIBUTE_TYPE Attributes;\r | |
54 | \r | |
55 | \r | |
56 | DEBUG ((EFI_D_ERROR, "Emu Autoscan PEIM Loaded\n"));\r | |
57 | \r | |
58 | //\r | |
59 | // Get the PEI UNIX Autoscan PPI\r | |
60 | //\r | |
61 | Status = PeiServicesLocatePpi (\r | |
62 | &gEmuThunkPpiGuid, // GUID\r | |
63 | 0, // INSTANCE\r | |
64 | &PpiDescriptor, // EFI_PEI_PPI_DESCRIPTOR\r | |
65 | (VOID **)&Thunk // PPI\r | |
66 | );\r | |
67 | ASSERT_EFI_ERROR (Status);\r | |
68 | \r | |
69 | Index = 0;\r | |
70 | do {\r | |
71 | Status = Thunk->MemoryAutoScan (Index, &MemoryBase, &MemorySize);\r | |
72 | if (!EFI_ERROR (Status)) {\r | |
73 | Attributes =\r | |
74 | (\r | |
75 | EFI_RESOURCE_ATTRIBUTE_PRESENT |\r | |
76 | EFI_RESOURCE_ATTRIBUTE_INITIALIZED |\r | |
77 | EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE |\r | |
78 | EFI_RESOURCE_ATTRIBUTE_WRITE_COMBINEABLE |\r | |
79 | EFI_RESOURCE_ATTRIBUTE_WRITE_THROUGH_CACHEABLE |\r | |
80 | EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE\r | |
81 | );\r | |
82 | \r | |
83 | if (Index == 0) {\r | |
84 | //\r | |
85 | // Register the memory with the PEI Core\r | |
86 | //\r | |
87 | Status = PeiServicesInstallPeiMemory (MemoryBase, MemorySize);\r | |
88 | ASSERT_EFI_ERROR (Status);\r | |
89 | \r | |
90 | Attributes |= EFI_RESOURCE_ATTRIBUTE_TESTED;\r | |
91 | }\r | |
d18d8a1d | 92 | \r |
949f388f | 93 | BuildResourceDescriptorHob (\r |
94 | EFI_RESOURCE_SYSTEM_MEMORY,\r | |
95 | Attributes,\r | |
96 | MemoryBase,\r | |
97 | MemorySize\r | |
98 | );\r | |
99 | }\r | |
100 | Index++;\r | |
101 | } while (!EFI_ERROR (Status));\r | |
102 | \r | |
103 | //\r | |
104 | // Build the CPU hob with 36-bit addressing and 16-bits of IO space.\r | |
105 | //\r | |
106 | BuildCpuHob (36, 16);\r | |
d18d8a1d | 107 | \r |
949f388f | 108 | return Status;\r |
109 | }\r |