1 /** @file 2 * 3 * Copyright (c) 2016-2017, Linaro 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 <Drivers/PL011Uart.h> 16 17 #include <Library/IoLib.h> 18 #include <Library/ArmPlatformLib.h> 19 #include <Library/DebugLib.h> 20 #include <Library/PcdLib.h> 21 22 #include <Ppi/ArmMpCoreInfo.h> 23 24 ARM_CORE_INFO mHiKey960InfoTable[] = { 25 { 26 // Cluster 0, Core 0 27 0x0, 0x0, 28 29 // MP Core MailBox Set/Get/Clear Addresses and Clear Value 30 (UINT64)0xFFFFFFFF 31 }, 32 { 33 // Cluster 0, Core 1 34 0x0, 0x1, 35 36 // MP Core MailBox Set/Get/Clear Addresses and Clear Value 37 (UINT64)0xFFFFFFFF 38 }, 39 { 40 // Cluster 0, Core 2 41 0x0, 0x2, 42 43 // MP Core MailBox Set/Get/Clear Addresses and Clear Value 44 (UINT64)0xFFFFFFFF 45 }, 46 { 47 // Cluster 0, Core 3 48 0x0, 0x3, 49 50 // MP Core MailBox Set/Get/Clear Addresses and Clear Value 51 (UINT64)0xFFFFFFFF 52 }, 53 { 54 // Cluster 1, Core 0 55 0x1, 0x0, 56 57 // MP Core MailBox Set/Get/Clear Addresses and Clear Value 58 (UINT64)0xFFFFFFFF 59 }, 60 { 61 // Cluster 1, Core 1 62 0x1, 0x1, 63 64 // MP Core MailBox Set/Get/Clear Addresses and Clear Value 65 (UINT64)0xFFFFFFFF 66 }, 67 { 68 // Cluster 1, Core 2 69 0x1, 0x2, 70 71 // MP Core MailBox Set/Get/Clear Addresses and Clear Value 72 (UINT64)0xFFFFFFFF 73 }, 74 { 75 // Cluster 1, Core 3 76 0x1, 0x3, 77 78 // MP Core MailBox Set/Get/Clear Addresses and Clear Value 79 (UINT64)0xFFFFFFFF 80 } 81 }; 82 83 /** 84 Return the current Boot Mode 85 86 This function returns the boot reason on the platform 87 88 @return Return the current Boot Mode of the platform 89 90 **/ 91 EFI_BOOT_MODE 92 ArmPlatformGetBootMode ( 93 VOID 94 ) 95 { 96 return BOOT_WITH_FULL_CONFIGURATION; 97 } 98 99 /** 100 Initialize controllers that must setup in the normal world 101 102 This function is called by the ArmPlatformPkg/Pei or ArmPlatformPkg/Pei/PlatformPeim 103 in the PEI phase. 104 105 **/ 106 RETURN_STATUS 107 ArmPlatformInitialize ( 108 IN UINTN MpId 109 ) 110 { 111 RETURN_STATUS Status; 112 UINT64 BaudRate; 113 UINT32 ReceiveFifoDepth; 114 EFI_PARITY_TYPE Parity; 115 UINT8 DataBits; 116 EFI_STOP_BITS_TYPE StopBits; 117 118 Status = RETURN_SUCCESS; 119 120 // 121 // Initialize the Serial Debug UART 122 // 123 if (FixedPcdGet64 (PcdSerialDbgRegisterBase)) { 124 ReceiveFifoDepth = 0; // Use the default value for FIFO depth 125 Parity = (EFI_PARITY_TYPE)FixedPcdGet8 (PcdUartDefaultParity); 126 DataBits = FixedPcdGet8 (PcdUartDefaultDataBits); 127 StopBits = (EFI_STOP_BITS_TYPE)FixedPcdGet8 (PcdUartDefaultStopBits); 128 129 BaudRate = (UINTN)FixedPcdGet64 (PcdSerialDbgUartBaudRate); 130 Status = PL011UartInitializePort ( 131 (UINTN)FixedPcdGet64 (PcdSerialDbgRegisterBase), 132 FixedPcdGet32 (PcdSerialDbgUartClkInHz), 133 &BaudRate, 134 &ReceiveFifoDepth, 135 &Parity, 136 &DataBits, 137 &StopBits 138 ); 139 } 140 141 return Status; 142 } 143 144 /** 145 Initialize the system (or sometimes called permanent) memory 146 147 This memory is generally represented by the DRAM. 148 149 **/ 150 VOID 151 ArmPlatformInitializeSystemMemory ( 152 VOID 153 ) 154 { 155 } 156 157 EFI_STATUS 158 PrePeiCoreGetMpCoreInfo ( 159 OUT UINTN *CoreCount, 160 OUT ARM_CORE_INFO **ArmCoreTable 161 ) 162 { 163 // Only support one cluster 164 *CoreCount = sizeof(mHiKey960InfoTable) / sizeof(ARM_CORE_INFO); 165 *ArmCoreTable = mHiKey960InfoTable; 166 return EFI_SUCCESS; 167 } 168 169 // Needs to be declared in the file. Otherwise gArmMpCoreInfoPpiGuid is undefined in the contect of PrePeiCore 170 EFI_GUID mArmMpCoreInfoPpiGuid = ARM_MP_CORE_INFO_PPI_GUID; 171 ARM_MP_CORE_INFO_PPI mMpCoreInfoPpi = { PrePeiCoreGetMpCoreInfo }; 172 173 EFI_PEI_PPI_DESCRIPTOR gPlatformPpiTable[] = { 174 { 175 EFI_PEI_PPI_DESCRIPTOR_PPI, 176 &mArmMpCoreInfoPpiGuid, 177 &mMpCoreInfoPpi 178 } 179 }; 180 181 VOID 182 ArmPlatformGetPlatformPpiList ( 183 OUT UINTN *PpiListSize, 184 OUT EFI_PEI_PPI_DESCRIPTOR **PpiList 185 ) 186 { 187 *PpiListSize = sizeof(gPlatformPpiTable); 188 *PpiList = gPlatformPpiTable; 189 } 190
