1 /** @file 2 * 3 * Copyright (c) 2012, ARM Limited. All rights reserved. 4 * 5 * This program and the accompanying materials 6 * are licensed and made available under the terms and conditions of the BSD License 7 * which accompanies this distribution. 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 **/ 14 15 #include <Library/IoLib.h> 16 #include <Library/ArmPlatformLib.h> 17 #include <Library/DebugLib.h> 18 #include <Library/PcdLib.h> 19 20 #include <Ppi/ArmMpCoreInfo.h> 21 22 #include <ArmPlatform.h> 23 24 ARM_CORE_INFO mVersatileExpressCTA15A7InfoTable[] = { 25 { 26 // Cluster 0, Core 0 27 0x0, 0x0, 28 29 // MP Core MailBox Set/Get/Clear Addresses and Clear Value 30 (EFI_PHYSICAL_ADDRESS)ARM_CTA15A7_SPC_A15_BX_ADDR0, 31 (EFI_PHYSICAL_ADDRESS)ARM_CTA15A7_SPC_A15_BX_ADDR0, 32 (EFI_PHYSICAL_ADDRESS)ARM_CTA15A7_SPC_A15_BX_ADDR0, 33 (UINT64)0 34 }, 35 { 36 // Cluster 0, Core 1 37 0x0, 0x1, 38 39 // MP Core MailBox Set/Get/Clear Addresses and Clear Value 40 (EFI_PHYSICAL_ADDRESS)ARM_CTA15A7_SPC_A15_BX_ADDR1, 41 (EFI_PHYSICAL_ADDRESS)ARM_CTA15A7_SPC_A15_BX_ADDR1, 42 (EFI_PHYSICAL_ADDRESS)ARM_CTA15A7_SPC_A15_BX_ADDR1, 43 (UINT64)0 44 }, 45 #ifndef ARM_BIGLITTLE_TC2 46 { 47 // Cluster 0, Core 2 48 0x0, 0x2, 49 50 // MP Core MailBox Set/Get/Clear Addresses and Clear Value 51 (EFI_PHYSICAL_ADDRESS)ARM_CTA15A7_SPC_A15_BX_ADDR2, 52 (EFI_PHYSICAL_ADDRESS)ARM_CTA15A7_SPC_A15_BX_ADDR2, 53 (EFI_PHYSICAL_ADDRESS)ARM_CTA15A7_SPC_A15_BX_ADDR2, 54 (UINT64)0 55 }, 56 { 57 // Cluster 0, Core 3 58 0x0, 0x3, 59 60 // MP Core MailBox Set/Get/Clear Addresses and Clear Value 61 (EFI_PHYSICAL_ADDRESS)ARM_CTA15A7_SPC_A15_BX_ADDR3, 62 (EFI_PHYSICAL_ADDRESS)ARM_CTA15A7_SPC_A15_BX_ADDR3, 63 (EFI_PHYSICAL_ADDRESS)ARM_CTA15A7_SPC_A15_BX_ADDR3, 64 (UINT64)0 65 }, 66 #endif 67 { 68 // Cluster 1, Core 0 69 0x1, 0x0, 70 71 // MP Core MailBox Set/Get/Clear Addresses and Clear Value 72 (EFI_PHYSICAL_ADDRESS)ARM_CTA15A7_SPC_A7_BX_ADDR0, 73 (EFI_PHYSICAL_ADDRESS)ARM_CTA15A7_SPC_A7_BX_ADDR0, 74 (EFI_PHYSICAL_ADDRESS)ARM_CTA15A7_SPC_A7_BX_ADDR0, 75 (UINT64)0 76 }, 77 { 78 // Cluster 1, Core 1 79 0x1, 0x1, 80 81 // MP Core MailBox Set/Get/Clear Addresses and Clear Value 82 (EFI_PHYSICAL_ADDRESS)ARM_CTA15A7_SPC_A7_BX_ADDR1, 83 (EFI_PHYSICAL_ADDRESS)ARM_CTA15A7_SPC_A7_BX_ADDR1, 84 (EFI_PHYSICAL_ADDRESS)ARM_CTA15A7_SPC_A7_BX_ADDR1, 85 (UINT64)0 86 }, 87 { 88 // Cluster 1, Core 2 89 0x1, 0x2, 90 91 // MP Core MailBox Set/Get/Clear Addresses and Clear Value 92 (EFI_PHYSICAL_ADDRESS)ARM_CTA15A7_SPC_A7_BX_ADDR2, 93 (EFI_PHYSICAL_ADDRESS)ARM_CTA15A7_SPC_A7_BX_ADDR2, 94 (EFI_PHYSICAL_ADDRESS)ARM_CTA15A7_SPC_A7_BX_ADDR2, 95 (UINT64)0 96 } 97 #ifndef ARM_BIGLITTLE_TC2 98 ,{ 99 // Cluster 1, Core 3 100 0x1, 0x3, 101 102 // MP Core MailBox Set/Get/Clear Addresses and Clear Value 103 (EFI_PHYSICAL_ADDRESS)ARM_CTA15A7_SPC_A7_BX_ADDR3, 104 (EFI_PHYSICAL_ADDRESS)ARM_CTA15A7_SPC_A7_BX_ADDR3, 105 (EFI_PHYSICAL_ADDRESS)ARM_CTA15A7_SPC_A7_BX_ADDR3, 106 (UINT64)0 107 } 108 #endif 109 }; 110 111 /** 112 Return the current Boot Mode 113 114 This function returns the boot reason on the platform 115 116 @return Return the current Boot Mode of the platform 117 118 **/ 119 EFI_BOOT_MODE 120 ArmPlatformGetBootMode ( 121 VOID 122 ) 123 { 124 if (MmioRead32(ARM_CTA15A7_SCC_SYSINFO) & ARM_CTA15A7_SCC_SYSINFO_UEFI_RESTORE_DEFAULT_NORFLASH) { 125 return BOOT_WITH_DEFAULT_SETTINGS; 126 } else { 127 return BOOT_WITH_FULL_CONFIGURATION; 128 } 129 } 130 131 /** 132 Initialize controllers that must setup in the normal world 133 134 This function is called by the ArmPlatformPkg/Pei or ArmPlatformPkg/Pei/PlatformPeim 135 in the PEI phase. 136 137 **/ 138 RETURN_STATUS 139 ArmPlatformInitialize ( 140 IN UINTN MpId 141 ) 142 { 143 if (!ArmPlatformIsPrimaryCore (MpId)) { 144 return RETURN_SUCCESS; 145 } 146 147 // Nothing to do here 148 149 return RETURN_SUCCESS; 150 } 151 152 /** 153 Initialize the system (or sometimes called permanent) memory 154 155 This memory is generally represented by the DRAM. 156 157 **/ 158 VOID 159 ArmPlatformInitializeSystemMemory ( 160 VOID 161 ) 162 { 163 } 164 165 EFI_STATUS 166 PrePeiCoreGetMpCoreInfo ( 167 OUT UINTN *CoreCount, 168 OUT ARM_CORE_INFO **ArmCoreTable 169 ) 170 { 171 // Only support one cluster 172 *CoreCount = sizeof(mVersatileExpressCTA15A7InfoTable) / sizeof(ARM_CORE_INFO); 173 *ArmCoreTable = mVersatileExpressCTA15A7InfoTable; 174 return EFI_SUCCESS; 175 } 176 177 ARM_MP_CORE_INFO_PPI mMpCoreInfoPpi = { PrePeiCoreGetMpCoreInfo }; 178 179 EFI_PEI_PPI_DESCRIPTOR gPlatformPpiTable[] = { 180 { 181 EFI_PEI_PPI_DESCRIPTOR_PPI, 182 &gArmMpCoreInfoPpiGuid, 183 &mMpCoreInfoPpi 184 } 185 }; 186 187 VOID 188 ArmPlatformGetPlatformPpiList ( 189 OUT UINTN *PpiListSize, 190 OUT EFI_PEI_PPI_DESCRIPTOR **PpiList 191 ) 192 { 193 *PpiListSize = sizeof(gPlatformPpiTable); 194 *PpiList = gPlatformPpiTable; 195 } 196
