diff options
Diffstat (limited to 'SamsungPlatformPkgOrigen/SmdkBoardPkg/Library/SmdkBoardLib/SmdkBoard.c')
| -rw-r--r-- | SamsungPlatformPkgOrigen/SmdkBoardPkg/Library/SmdkBoardLib/SmdkBoard.c | 210 |
1 files changed, 210 insertions, 0 deletions
diff --git a/SamsungPlatformPkgOrigen/SmdkBoardPkg/Library/SmdkBoardLib/SmdkBoard.c b/SamsungPlatformPkgOrigen/SmdkBoardPkg/Library/SmdkBoardLib/SmdkBoard.c new file mode 100644 index 000000000..2f734f692 --- /dev/null +++ b/SamsungPlatformPkgOrigen/SmdkBoardPkg/Library/SmdkBoardLib/SmdkBoard.c @@ -0,0 +1,210 @@ +/** @file +* +* Copyright (c) 2011, Samsung Electronics Co. All rights reserved. +* +* This program and the accompanying materials +* are licensed and made available under the terms and conditions of the BSD License +* which accompanies this distribution. The full text of the license may be found at +* http://opensource.org/licenses/bsd-license.php +* +* THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, +* WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. +* +**/ + +#include <Library/IoLib.h> +#include <Library/ArmPlatformLib.h> +#include <Library/DebugLib.h> +#include <Library/PcdLib.h> +#include <Drivers/PL341Dmc.h> +#include <Platform/ArmPlatform.h> +#include <Ppi/ArmMpCoreInfo.h> + +ARM_CORE_INFO mExynosMpCoreInfo[] = { + { + // Cluster 0, Core 0 + 0x0, 0x0, + + // MP Core MailBox Set/Get/Clear Addresses and Clear Value + (EFI_PHYSICAL_ADDRESS)ARM_EB_SYS_FLAGS_REG, + (EFI_PHYSICAL_ADDRESS)ARM_EB_SYS_FLAGS_SET_REG, + (EFI_PHYSICAL_ADDRESS)ARM_EB_SYS_FLAGS_CLR_REG, + (UINT64)0xFFFFFFFF + }, + { + // Cluster 0, Core 1 + 0x0, 0x1, + + // MP Core MailBox Set/Get/Clear Addresses and Clear Value + (EFI_PHYSICAL_ADDRESS)ARM_EB_SYS_FLAGS_REG, + (EFI_PHYSICAL_ADDRESS)ARM_EB_SYS_FLAGS_SET_REG, + (EFI_PHYSICAL_ADDRESS)ARM_EB_SYS_FLAGS_CLR_REG, + (UINT64)0xFFFFFFFF + } +}; +/** + Return if Trustzone is supported by your platform + + A non-zero value must be returned if you want to support a Secure World on your platform. + ArmPlatformTrustzoneInit() will later set up the secure regions. + This function can return 0 even if Trustzone is supported by your processor. In this case, + the platform will continue to run in Secure World. + + @return A non-zero value if Trustzone supported. + +**/ +UINTN ArmPlatformTrustzoneSupported(VOID) { + // There is no Trustzone controllers (TZPC & TZASC) and no Secure Memory on RTSM + return TRUE; +} + +/** + Initialize the Secure peripherals and memory regions + + If Trustzone is supported by your platform then this function makes the required initialization + of the secure peripherals and memory regions. + +**/ +VOID ArmPlatformTrustzoneInit(VOID) { + UINT32 TZPCBase; + TZPCBase = PcdGet32(PcdTZPCBase) + TZPC0_OFFSET; + MmioWrite32((TZPCBase + 0x00),0x00); + MmioWrite32((TZPCBase +TZPC_DECPROT0SET_OFFSET),0xFF); + MmioWrite32((TZPCBase +TZPC_DECPROT1SET_OFFSET),0xFF); + MmioWrite32((TZPCBase +TZPC_DECPROT2SET_OFFSET),0xFF); + MmioWrite32((TZPCBase +TZPC_DECPROT3SET_OFFSET),0xFF); + + TZPCBase = PcdGet32(PcdTZPCBase) + TZPC1_OFFSET; + MmioWrite32((TZPCBase + 0x00),0x00); + MmioWrite32((TZPCBase +TZPC_DECPROT0SET_OFFSET),0xFF); + MmioWrite32((TZPCBase +TZPC_DECPROT1SET_OFFSET),0xFF); + MmioWrite32((TZPCBase +TZPC_DECPROT2SET_OFFSET),0xFF); + MmioWrite32((TZPCBase +TZPC_DECPROT3SET_OFFSET),0xFF); + + TZPCBase = PcdGet32(PcdTZPCBase) + TZPC2_OFFSET; + MmioWrite32((TZPCBase + 0x00),0x00); + MmioWrite32((TZPCBase +TZPC_DECPROT0SET_OFFSET),0xFF); + MmioWrite32((TZPCBase +TZPC_DECPROT1SET_OFFSET),0xFF); + MmioWrite32((TZPCBase +TZPC_DECPROT2SET_OFFSET),0xFF); + MmioWrite32((TZPCBase +TZPC_DECPROT3SET_OFFSET),0xFF); + + TZPCBase = PcdGet32(PcdTZPCBase) + TZPC3_OFFSET; + MmioWrite32((TZPCBase + 0x00),0x00); + MmioWrite32((TZPCBase +TZPC_DECPROT0SET_OFFSET),0xFF); + MmioWrite32((TZPCBase +TZPC_DECPROT1SET_OFFSET),0xFF); + MmioWrite32((TZPCBase +TZPC_DECPROT2SET_OFFSET),0xFF); + MmioWrite32((TZPCBase +TZPC_DECPROT3SET_OFFSET),0xFF); + + TZPCBase = PcdGet32(PcdTZPCBase) + TZPC4_OFFSET; + MmioWrite32((TZPCBase + 0x00),0x00); + MmioWrite32((TZPCBase +TZPC_DECPROT0SET_OFFSET),0xFF); + MmioWrite32((TZPCBase +TZPC_DECPROT1SET_OFFSET),0xFF); + MmioWrite32((TZPCBase +TZPC_DECPROT2SET_OFFSET),0xFF); + MmioWrite32((TZPCBase +TZPC_DECPROT3SET_OFFSET),0xFF); + + + TZPCBase = PcdGet32(PcdTZPCBase) + TZPC5_OFFSET; + MmioWrite32((TZPCBase + 0x00),0x00); + MmioWrite32((TZPCBase +TZPC_DECPROT0SET_OFFSET),0xFF); + MmioWrite32((TZPCBase +TZPC_DECPROT1SET_OFFSET),0xFF); + MmioWrite32((TZPCBase +TZPC_DECPROT2SET_OFFSET),0xFF); + MmioWrite32((TZPCBase +TZPC_DECPROT3SET_OFFSET),0xFF); +} + +/** + Remap the memory at 0x0 + + Some platform requires or gives the ability to remap the memory at the address 0x0. + This function can do nothing if this feature is not relevant to your platform. + +**/ +VOID ArmPlatformBootRemapping(VOID) { + // Disable memory remapping and return to normal mapping + MmioOr32 (ARM_EB_SYSCTRL, BIT8); //EB_SP810_CTRL_BASE +} + + +/** + Return the current Boot Mode + + This function returns the boot reason on the platform + + @return Return the current Boot Mode of the platform + +**/ +EFI_BOOT_MODE +ArmPlatformGetBootMode ( + VOID + ) +{ + return BOOT_WITH_FULL_CONFIGURATION; +} + +/** + Initialize the system (or sometimes called permanent) memory + + This memory is generally represented by the DRAM. + +**/ +VOID ArmPlatformInitializeSystemMemory(VOID) { + // We do not need to initialize the System Memory on RTSM +} + +RETURN_STATUS +ArmPlatformInitialize ( + IN UINTN MpId + ) +{ +return RETURN_SUCCESS; +} + + +VOID +ArmPlatformNormalInitialize ( + VOID + ) { + +} + +VOID +ArmPlatformSecExtraAction ( + IN UINTN CoreId, + OUT UINTN* JumpAddress + ) +{ + *JumpAddress = PcdGet32(PcdFvBaseAddress); +} + +EFI_STATUS +PrePeiCoreGetMpCoreInfo ( + OUT UINTN *CoreCount, + OUT ARM_CORE_INFO **ArmCoreTable + ) +{ + *CoreCount = sizeof(mExynosMpCoreInfo) / sizeof(ARM_CORE_INFO); + *ArmCoreTable = mExynosMpCoreInfo; + + return EFI_SUCCESS; +} + +// Needs to be declared in the file. Otherwise gArmMpCoreInfoPpiGuid is undefined in the contect of PrePeiCore +EFI_GUID mArmMpCoreInfoPpiGuid = ARM_MP_CORE_INFO_PPI_GUID; +ARM_MP_CORE_INFO_PPI mMpCoreInfoPpi = { PrePeiCoreGetMpCoreInfo }; + +EFI_PEI_PPI_DESCRIPTOR gPlatformPpiTable[] = { + { + EFI_PEI_PPI_DESCRIPTOR_PPI, + &mArmMpCoreInfoPpiGuid, + &mMpCoreInfoPpi + } +}; + +VOID +ArmPlatformGetPlatformPpiList ( + OUT UINTN *PpiListSize, + OUT EFI_PEI_PPI_DESCRIPTOR **PpiList + ) +{ + *PpiListSize = sizeof(gPlatformPpiTable); + *PpiList = gPlatformPpiTable; +} |