From: Ard Biesheuvel <ard.biesheu...@linaro.org> Add an ARM implementation of ArmPlatformHelper.S.
Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Ard Biesheuvel <ard.biesheu...@linaro.org> Signed-off-by: Marcin Wojtas <m...@semihalf.com> --- Platform/Marvell/Armada/Library/Armada70x0Lib/ARM/ArmPlatformHelper.S | 77 ++++++++++++++++++++ Platform/Marvell/Armada/Library/Armada70x0Lib/Armada70x0Lib.inf | 3 + 2 files changed, 80 insertions(+) diff --git a/Platform/Marvell/Armada/Library/Armada70x0Lib/ARM/ArmPlatformHelper.S b/Platform/Marvell/Armada/Library/Armada70x0Lib/ARM/ArmPlatformHelper.S new file mode 100644 index 0000000..21459e5 --- /dev/null +++ b/Platform/Marvell/Armada/Library/Armada70x0Lib/ARM/ArmPlatformHelper.S @@ -0,0 +1,77 @@ +//Based on ArmPlatformPkg/Library/ArmPlatformLibNull/AArch64/ArmPlatformHelper.S +// +// Copyright (c) 2012-2013, ARM Limited. All rights reserved. +// Copyright (c) 2016, Marvell. All rights reserved. +// Copyright (c) 2017, Linaro Limited. 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 <AsmMacroIoLib.h> +#include <Library/ArmLib.h> + +#define CCU_MC_BASE 0xF0001700 +#define CCU_MC_RCR_OFFSET 0x0 +#define CCU_MC_RCR_REMAP_EN BIT0 +#define CCU_MC_RCR_REMAP_SIZE(Size) (((Size) - 1) ^ (SIZE_1MB - 1)) + +#define CCU_MC_RSBR_OFFSET 0x4 +#define CCU_MC_RSBR_SOURCE_BASE(Base) (((Base) >> 20) << 10) +#define CCU_MC_RTBR_OFFSET 0x8 +#define CCU_MC_RTBR_TARGET_BASE(Base) (((Base) >> 20) << 10) + +ASM_FUNC(ArmPlatformPeiBootAction) + .if FixedPcdGet64 (PcdSystemMemoryBase) != 0 + .err PcdSystemMemoryBase should be 0x0 on this platform! + .endif + + .if FixedPcdGet64 (PcdSystemMemorySize) > FixedPcdGet32 (PcdDramRemapTarget) + // + // Use the low range for UEFI itself. The remaining memory will be mapped + // and added to the GCD map later. + // + ADRL (r0, mSystemMemoryEnd) + MOV32 (r2, FixedPcdGet32 (PcdDramRemapTarget) - 1) + mov r3, #0 + strd r2, r3, [r0] + .endif + + bx lr + +//UINTN +//ArmPlatformGetCorePosition ( +// IN UINTN MpId +// ); +// With this function: CorePos = (ClusterId * 2) + CoreId +ASM_FUNC(ArmPlatformGetCorePosition) + and r1, r0, #ARM_CORE_MASK + and r0, r0, #ARM_CLUSTER_MASK + add r0, r1, r0, LSR #7 + bx lr + +//UINTN +//ArmPlatformGetPrimaryCoreMpId ( +// VOID +// ); +ASM_FUNC(ArmPlatformGetPrimaryCoreMpId) + MOV32 (r0, FixedPcdGet32(PcdArmPrimaryCore)) + bx lr + +//UINTN +//ArmPlatformIsPrimaryCore ( +// IN UINTN MpId +// ); +ASM_FUNC(ArmPlatformIsPrimaryCore) + MOV32 (r1, FixedPcdGet32(PcdArmPrimaryCoreMask)) + and r0, r0, r1 + MOV32 (r1, FixedPcdGet32(PcdArmPrimaryCore)) + cmp r0, r1 + moveq r0, #1 + movne r0, #0 + bx lr diff --git a/Platform/Marvell/Armada/Library/Armada70x0Lib/Armada70x0Lib.inf b/Platform/Marvell/Armada/Library/Armada70x0Lib/Armada70x0Lib.inf index 838a670..0dabd4b 100644 --- a/Platform/Marvell/Armada/Library/Armada70x0Lib/Armada70x0Lib.inf +++ b/Platform/Marvell/Armada/Library/Armada70x0Lib/Armada70x0Lib.inf @@ -60,6 +60,9 @@ [Sources.AArch64] AArch64/ArmPlatformHelper.S +[Sources.ARM] + ARM/ArmPlatformHelper.S + [FixedPcd] gArmTokenSpaceGuid.PcdSystemMemoryBase gArmTokenSpaceGuid.PcdSystemMemorySize -- 2.7.4 _______________________________________________ edk2-devel mailing list edk2-devel@lists.01.org https://lists.01.org/mailman/listinfo/edk2-devel
