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1e57a462 | 1 | /** @file\r |
2 | *\r | |
27be3601 | 3 | * Copyright (c) 2011-2013, ARM Limited. All rights reserved.\r |
1e57a462 | 4 | *\r |
27be3601 HL |
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 | |
1e57a462 | 12 | *\r |
13 | **/\r | |
14 | \r | |
15 | #include <Library/IoLib.h>\r | |
16 | #include <Library/ArmPlatformLib.h>\r | |
17 | #include <Library/DebugLib.h>\r | |
18 | #include <Library/PcdLib.h>\r | |
19 | \r | |
20 | #include <Ppi/ArmMpCoreInfo.h>\r | |
21 | \r | |
22 | #include <ArmPlatform.h>\r | |
23 | \r | |
4cebe045 AB |
24 | /**\r |
25 | Return the core per cluster. The method may differ per core type\r | |
26 | \r | |
27 | This function might be called from assembler before any stack is set.\r | |
28 | \r | |
29 | @return Return the core count per cluster\r | |
30 | \r | |
31 | **/\r | |
32 | UINTN\r | |
33 | ArmGetCpuCountPerCluster (\r | |
34 | VOID\r | |
35 | );\r | |
36 | \r | |
1e57a462 | 37 | ARM_CORE_INFO mVersatileExpressMpCoreInfoTable[] = {\r |
38 | {\r | |
39 | // Cluster 0, Core 0\r | |
40 | 0x0, 0x0,\r | |
41 | \r | |
42 | // MP Core MailBox Set/Get/Clear Addresses and Clear Value\r | |
43 | (EFI_PHYSICAL_ADDRESS)ARM_VE_SYS_FLAGS_REG,\r | |
44 | (EFI_PHYSICAL_ADDRESS)ARM_VE_SYS_FLAGS_SET_REG,\r | |
45 | (EFI_PHYSICAL_ADDRESS)ARM_VE_SYS_FLAGS_CLR_REG,\r | |
46 | (UINT64)0xFFFFFFFF\r | |
47 | },\r | |
48 | {\r | |
49 | // Cluster 0, Core 1\r | |
50 | 0x0, 0x1,\r | |
51 | \r | |
52 | // MP Core MailBox Set/Get/Clear Addresses and Clear Value\r | |
53 | (EFI_PHYSICAL_ADDRESS)ARM_VE_SYS_FLAGS_REG,\r | |
54 | (EFI_PHYSICAL_ADDRESS)ARM_VE_SYS_FLAGS_SET_REG,\r | |
55 | (EFI_PHYSICAL_ADDRESS)ARM_VE_SYS_FLAGS_CLR_REG,\r | |
56 | (UINT64)0xFFFFFFFF\r | |
57 | },\r | |
58 | {\r | |
59 | // Cluster 0, Core 2\r | |
60 | 0x0, 0x2,\r | |
61 | \r | |
62 | // MP Core MailBox Set/Get/Clear Addresses and Clear Value\r | |
63 | (EFI_PHYSICAL_ADDRESS)ARM_VE_SYS_FLAGS_REG,\r | |
64 | (EFI_PHYSICAL_ADDRESS)ARM_VE_SYS_FLAGS_SET_REG,\r | |
65 | (EFI_PHYSICAL_ADDRESS)ARM_VE_SYS_FLAGS_CLR_REG,\r | |
66 | (UINT64)0xFFFFFFFF\r | |
67 | },\r | |
68 | {\r | |
69 | // Cluster 0, Core 3\r | |
70 | 0x0, 0x3,\r | |
71 | \r | |
27be3601 HL |
72 | // MP Core MailBox Set/Get/Clear Addresses and Clear Value\r |
73 | (EFI_PHYSICAL_ADDRESS)ARM_VE_SYS_FLAGS_REG,\r | |
74 | (EFI_PHYSICAL_ADDRESS)ARM_VE_SYS_FLAGS_SET_REG,\r | |
75 | (EFI_PHYSICAL_ADDRESS)ARM_VE_SYS_FLAGS_CLR_REG,\r | |
76 | (UINT64)0xFFFFFFFF\r | |
77 | },\r | |
78 | {\r | |
79 | // Cluster 1, Core 0\r | |
80 | 0x1, 0x0,\r | |
81 | \r | |
82 | // MP Core MailBox Set/Get/Clear Addresses and Clear Value\r | |
83 | (EFI_PHYSICAL_ADDRESS)ARM_VE_SYS_FLAGS_REG,\r | |
84 | (EFI_PHYSICAL_ADDRESS)ARM_VE_SYS_FLAGS_SET_REG,\r | |
85 | (EFI_PHYSICAL_ADDRESS)ARM_VE_SYS_FLAGS_CLR_REG,\r | |
86 | (UINT64)0xFFFFFFFF\r | |
87 | },\r | |
88 | {\r | |
89 | // Cluster 1, Core 1\r | |
90 | 0x1, 0x1,\r | |
91 | \r | |
92 | // MP Core MailBox Set/Get/Clear Addresses and Clear Value\r | |
93 | (EFI_PHYSICAL_ADDRESS)ARM_VE_SYS_FLAGS_REG,\r | |
94 | (EFI_PHYSICAL_ADDRESS)ARM_VE_SYS_FLAGS_SET_REG,\r | |
95 | (EFI_PHYSICAL_ADDRESS)ARM_VE_SYS_FLAGS_CLR_REG,\r | |
96 | (UINT64)0xFFFFFFFF\r | |
97 | },\r | |
98 | {\r | |
99 | // Cluster 1, Core 2\r | |
100 | 0x1, 0x2,\r | |
101 | \r | |
102 | // MP Core MailBox Set/Get/Clear Addresses and Clear Value\r | |
103 | (EFI_PHYSICAL_ADDRESS)ARM_VE_SYS_FLAGS_REG,\r | |
104 | (EFI_PHYSICAL_ADDRESS)ARM_VE_SYS_FLAGS_SET_REG,\r | |
105 | (EFI_PHYSICAL_ADDRESS)ARM_VE_SYS_FLAGS_CLR_REG,\r | |
106 | (UINT64)0xFFFFFFFF\r | |
107 | },\r | |
108 | {\r | |
109 | // Cluster 1, Core 3\r | |
110 | 0x1, 0x3,\r | |
111 | \r | |
1e57a462 | 112 | // MP Core MailBox Set/Get/Clear Addresses and Clear Value\r |
113 | (EFI_PHYSICAL_ADDRESS)ARM_VE_SYS_FLAGS_REG,\r | |
114 | (EFI_PHYSICAL_ADDRESS)ARM_VE_SYS_FLAGS_SET_REG,\r | |
115 | (EFI_PHYSICAL_ADDRESS)ARM_VE_SYS_FLAGS_CLR_REG,\r | |
116 | (UINT64)0xFFFFFFFF\r | |
117 | }\r | |
118 | };\r | |
119 | \r | |
120 | /**\r | |
121 | Return the current Boot Mode\r | |
122 | \r | |
123 | This function returns the boot reason on the platform\r | |
124 | \r | |
125 | @return Return the current Boot Mode of the platform\r | |
126 | \r | |
127 | **/\r | |
128 | EFI_BOOT_MODE\r | |
129 | ArmPlatformGetBootMode (\r | |
130 | VOID\r | |
131 | )\r | |
132 | {\r | |
133 | return BOOT_WITH_FULL_CONFIGURATION;\r | |
134 | }\r | |
135 | \r | |
136 | /**\r | |
137 | Initialize controllers that must setup in the normal world\r | |
138 | \r | |
139 | This function is called by the ArmPlatformPkg/Pei or ArmPlatformPkg/Pei/PlatformPeim\r | |
140 | in the PEI phase.\r | |
141 | \r | |
142 | **/\r | |
143 | RETURN_STATUS\r | |
144 | ArmPlatformInitialize (\r | |
145 | IN UINTN MpId\r | |
146 | )\r | |
147 | {\r | |
bebda7ce | 148 | if (!ArmPlatformIsPrimaryCore (MpId)) {\r |
1e57a462 | 149 | return RETURN_SUCCESS;\r |
150 | }\r | |
151 | \r | |
152 | // Disable memory remapping and return to normal mapping\r | |
153 | MmioOr32 (SP810_CTRL_BASE, BIT8);\r | |
154 | \r | |
155 | return RETURN_SUCCESS;\r | |
156 | }\r | |
157 | \r | |
1e57a462 | 158 | EFI_STATUS\r |
159 | PrePeiCoreGetMpCoreInfo (\r | |
160 | OUT UINTN *CoreCount,\r | |
161 | OUT ARM_CORE_INFO **ArmCoreTable\r | |
162 | )\r | |
163 | {\r | |
164 | UINT32 ProcType;\r | |
165 | \r | |
166 | ProcType = MmioRead32 (ARM_VE_SYS_PROCID0_REG) & ARM_VE_SYS_PROC_ID_MASK;\r | |
167 | if ((ProcType == ARM_VE_SYS_PROC_ID_CORTEX_A9) || (ProcType == ARM_VE_SYS_PROC_ID_CORTEX_A15)) {\r | |
27be3601 | 168 | // Only support one cluster on all but ARMv8 FVP platform. FVP still uses CortexA9 ID.\r |
1e57a462 | 169 | *CoreCount = ArmGetCpuCountPerCluster ();\r |
170 | *ArmCoreTable = mVersatileExpressMpCoreInfoTable;\r | |
171 | return EFI_SUCCESS;\r | |
172 | } else {\r | |
173 | return EFI_UNSUPPORTED;\r | |
174 | }\r | |
175 | }\r | |
176 | \r | |
1e57a462 | 177 | ARM_MP_CORE_INFO_PPI mMpCoreInfoPpi = { PrePeiCoreGetMpCoreInfo };\r |
178 | \r | |
179 | EFI_PEI_PPI_DESCRIPTOR gPlatformPpiTable[] = {\r | |
180 | {\r | |
181 | EFI_PEI_PPI_DESCRIPTOR_PPI,\r | |
aaa08205 | 182 | &gArmMpCoreInfoPpiGuid,\r |
1e57a462 | 183 | &mMpCoreInfoPpi\r |
184 | }\r | |
185 | };\r | |
186 | \r | |
187 | VOID\r | |
188 | ArmPlatformGetPlatformPpiList (\r | |
189 | OUT UINTN *PpiListSize,\r | |
190 | OUT EFI_PEI_PPI_DESCRIPTOR **PpiList\r | |
191 | )\r | |
192 | {\r | |
193 | *PpiListSize = sizeof(gPlatformPpiTable);\r | |
194 | *PpiList = gPlatformPpiTable;\r | |
195 | }\r |