On Wed, Oct 11, 2017 at 05:40:48PM +0200, Marcin Wojtas wrote: > 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>
Reviewed-by: Leif Lindholm <leif.lindh...@linaro.org> > --- > 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
