]> git.proxmox.com Git - mirror_edk2.git/blame_incremental - UnixPkg/UnixAutoScanPei/UnixAutoScan.c
Remove BaseMemoryTest PPI and related producers and consumers.
[mirror_edk2.git] / UnixPkg / UnixAutoScanPei / UnixAutoScan.c
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1/*++\r
2\r
3Copyright (c) 2006 - 2008, 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 UnixAutoscan.c\r
14\r
15Abstract:\r
16 This PEIM to abstract memory auto-scan in an Unix environment.\r
17\r
18Revision History\r
19\r
20--*/\r
21\r
22#include "PiPei.h"\r
23#include <Ppi/UnixAutoScan.h>\r
24#include <Ppi/MemoryDiscovered.h>\r
25\r
26#include <Library/DebugLib.h>\r
27#include <Library/PeimEntryPoint.h>\r
28#include <Library/BaseLib.h>\r
29#include <Library/BaseMemoryLib.h>\r
30#include <Library/HobLib.h>\r
31#include <Library/PeiServicesLib.h>\r
32#include <Library/PeiServicesTablePointerLib.h>\r
33\r
34EFI_STATUS\r
35EFIAPI\r
36PeimInitializeUnixAutoScan (\r
37 IN EFI_PEI_FILE_HANDLE FileHandle,\r
38 IN CONST EFI_PEI_SERVICES **PeiServices\r
39 )\r
40/*++\r
41\r
42Routine Description:\r
43 Perform a call-back into the SEC simulator to get a memory value\r
44\r
45Arguments:\r
46 FfsHeader - General purpose data available to every PEIM\r
47 PeiServices - General purpose services available to every PEIM.\r
48 \r
49Returns:\r
50 None\r
51\r
52--*/\r
53{\r
54 EFI_STATUS Status;\r
55 EFI_PEI_PPI_DESCRIPTOR *PpiDescriptor;\r
56 PEI_UNIX_AUTOSCAN_PPI *PeiUnixService;\r
57 UINT64 MemorySize;\r
58 EFI_PHYSICAL_ADDRESS MemoryBase;\r
59 UINTN Index;\r
60 EFI_RESOURCE_ATTRIBUTE_TYPE Attributes;\r
61\r
62\r
63 DEBUG ((EFI_D_ERROR, "Unix Autoscan PEIM Loaded\n"));\r
64\r
65 //\r
66 // Get the PEI UNIX Autoscan PPI\r
67 //\r
68 Status = PeiServicesLocatePpi (\r
69 &gPeiUnixAutoScanPpiGuid, // GUID\r
70 0, // INSTANCE\r
71 &PpiDescriptor, // EFI_PEI_PPI_DESCRIPTOR\r
72 (VOID **)&PeiUnixService // PPI\r
73 );\r
74 ASSERT_EFI_ERROR (Status);\r
75\r
76 Index = 0;\r
77 do {\r
78 Status = PeiUnixService->UnixAutoScan (Index, &MemoryBase, &MemorySize);\r
79 if (!EFI_ERROR (Status)) {\r
80 Attributes =\r
81 (\r
82 EFI_RESOURCE_ATTRIBUTE_PRESENT |\r
83 EFI_RESOURCE_ATTRIBUTE_INITIALIZED |\r
84 EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE |\r
85 EFI_RESOURCE_ATTRIBUTE_WRITE_COMBINEABLE |\r
86 EFI_RESOURCE_ATTRIBUTE_WRITE_THROUGH_CACHEABLE |\r
87 EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE\r
88 );\r
89\r
90 if (Index == 0) {\r
91 //\r
92 // Register the memory with the PEI Core\r
93 //\r
94 Status = PeiServicesInstallPeiMemory (MemoryBase, MemorySize);\r
95 ASSERT_EFI_ERROR (Status);\r
96\r
97 Attributes |= EFI_RESOURCE_ATTRIBUTE_TESTED;\r
98 }\r
99 \r
100 BuildResourceDescriptorHob (\r
101 EFI_RESOURCE_SYSTEM_MEMORY,\r
102 Attributes,\r
103 MemoryBase,\r
104 MemorySize\r
105 );\r
106 }\r
107 Index++;\r
108 } while (!EFI_ERROR (Status));\r
109\r
110 //\r
111 // Build the CPU hob with 36-bit addressing and 16-bits of IO space.\r
112 //\r
113 BuildCpuHob (36, 16);\r
114 \r
115 return Status;\r
116}\r