mirror of https://github.com/acidanthera/audk.git
MdePkg: Add RISC-V RISCV64 binding
Add RISCV64 sections in MdePkg.dec and RISCV64 ProcessorBind.h REF: https://bugzilla.tianocore.org/show_bug.cgi?id=2672 Signed-off-by: Abner Chang <abner.chang@hpe.com> Co-authored-by: Gilbert Chen <gilbert.chen@hpe.com> Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org> Reviewed-by: Zhiguang Liu <zhiguang.liu@intel.com> Cc: Michael D Kinney <michael.d.kinney@intel.com> Cc: Liming Gao <liming.gao@intel.com> Cc: Leif Lindholm <leif.lindholm@linaro.org> Cc: Gilbert Chen <gilbert.chen@hpe.com>
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Abner Chang
mergify[bot]
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/** @file
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Processor or Compiler specific defines and types for RISC-V
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Copyright (c) 2016 - 2020, Hewlett Packard Enterprise Development LP. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#ifndef PROCESSOR_BIND_H__
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#define PROCESSOR_BIND_H__
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///
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/// Define the processor type so other code can make processor based choices
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///
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#define MDE_CPU_RISCV64
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//
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// Make sure we are using the correct packing rules per EFI specification
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//
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#if !defined(__GNUC__)
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#pragma pack()
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#endif
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///
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/// 8-byte unsigned value
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///
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typedef unsigned long long UINT64 __attribute__ ((aligned (8)));
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///
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/// 8-byte signed value
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///
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typedef long long INT64 __attribute__ ((aligned (8)));
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///
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/// 4-byte unsigned value
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///
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typedef unsigned int UINT32 __attribute__ ((aligned (4)));
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///
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/// 4-byte signed value
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///
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typedef int INT32 __attribute__ ((aligned (4)));
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///
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/// 2-byte unsigned value
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///
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typedef unsigned short UINT16 __attribute__ ((aligned (2)));
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///
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/// 2-byte Character. Unless otherwise specified all strings are stored in the
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/// UTF-16 encoding format as defined by Unicode 2.1 and ISO/IEC 10646 standards.
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///
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typedef unsigned short CHAR16 __attribute__ ((aligned (2)));
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///
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/// 2-byte signed value
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///
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typedef short INT16 __attribute__ ((aligned (2)));
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///
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/// Logical Boolean. 1-byte value containing 0 for FALSE or a 1 for TRUE. Other
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/// values are undefined.
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///
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typedef unsigned char BOOLEAN;
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///
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/// 1-byte unsigned value
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///
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typedef unsigned char UINT8;
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///
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/// 1-byte Character
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///
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typedef char CHAR8;
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///
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/// 1-byte signed value
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///
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typedef signed char INT8;
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///
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/// Unsigned value of native width. (4 bytes on supported 32-bit processor instructions,
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/// 8 bytes on supported 64-bit processor instructions)
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///
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typedef UINT64 UINTN __attribute__ ((aligned (8)));
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///
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/// Signed value of native width. (4 bytes on supported 32-bit processor instructions,
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/// 8 bytes on supported 64-bit processor instructions)
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///
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typedef INT64 INTN __attribute__ ((aligned (8)));
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//
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// Processor specific defines
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//
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///
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/// A value of native width with the highest bit set.
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///
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#define MAX_BIT 0x8000000000000000ULL
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///
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/// A value of native width with the two highest bits set.
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///
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#define MAX_2_BITS 0xC000000000000000ULL
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///
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/// Maximum legal RV64 address
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///
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#define MAX_ADDRESS 0xFFFFFFFFFFFFFFFFULL
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///
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/// Maximum usable address at boot time (48 bits using 4 KB pages in Supervisor mode)
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///
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#define MAX_ALLOC_ADDRESS 0xFFFFFFFFFFFFULL
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///
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/// Maximum legal RISC-V INTN and UINTN values.
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///
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#define MAX_INTN ((INTN)0x7FFFFFFFFFFFFFFFULL)
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#define MAX_UINTN ((UINTN)0xFFFFFFFFFFFFFFFFULL)
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///
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/// The stack alignment required for RISC-V
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///
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#define CPU_STACK_ALIGNMENT 16
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///
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/// Page allocation granularity for RISC-V
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///
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#define DEFAULT_PAGE_ALLOCATION_GRANULARITY (0x1000)
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#define RUNTIME_PAGE_ALLOCATION_GRANULARITY (0x1000)
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//
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// Modifier to ensure that all protocol member functions and EFI intrinsics
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// use the correct C calling convention. All protocol member functions and
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// EFI intrinsics are required to modify their member functions with EFIAPI.
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//
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#ifdef EFIAPI
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///
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/// If EFIAPI is already defined, then we use that definition.
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///
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#elif defined(__GNUC__)
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///
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/// Define the standard calling convention regardless of optimization level
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/// The GCC support assumes a GCC compiler that supports the EFI ABI. The EFI
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/// ABI is much closer to the x64 Microsoft* ABI than standard x64 (x86-64)
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/// GCC ABI. Thus a standard x64 (x86-64) GCC compiler can not be used for
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/// x64. Warning the assembly code in the MDE x64 does not follow the correct
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/// ABI for the standard x64 (x86-64) GCC.
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///
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#define EFIAPI
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#else
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///
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/// The default for a non Microsoft* or GCC compiler is to assume the EFI ABI
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/// is the standard.
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///
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#define EFIAPI
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#endif
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#if defined(__GNUC__)
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///
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/// For GNU assembly code, .global or .globl can declare global symbols.
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/// Define this macro to unify the usage.
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///
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#define ASM_GLOBAL .globl
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#endif
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/**
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Return the pointer to the first instruction of a function given a function pointer.
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On x64 CPU architectures, these two pointer values are the same,
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so the implementation of this macro is very simple.
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@param FunctionPointer A pointer to a function.
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@return The pointer to the first instruction of a function given a function pointer.
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**/
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#define FUNCTION_ENTRY_POINT(FunctionPointer) (VOID *)(UINTN)(FunctionPointer)
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#ifndef __USER_LABEL_PREFIX__
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#define __USER_LABEL_PREFIX__
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#endif
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#endif
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@ -6,7 +6,7 @@
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#
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# Copyright (c) 2007 - 2019, Intel Corporation. All rights reserved.<BR>
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# Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
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# (C) Copyright 2016 Hewlett Packard Enterprise Development LP<BR>
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# (C) Copyright 2016 - 2020 Hewlett Packard Enterprise Development LP<BR>
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#
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# SPDX-License-Identifier: BSD-2-Clause-Patent
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#
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@ -39,6 +39,9 @@
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[Includes.AARCH64]
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Include/AArch64
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[Includes.RISCV64]
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Include/RiscV64
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[LibraryClasses]
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## @libraryclass Provides most usb APIs to support the Hid requests defined in Usb Hid 1.1 spec
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# and the standard requests defined in Usb 1.1 spec.
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@ -3,6 +3,7 @@
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#
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# Copyright (c) 2007 - 2018, Intel Corporation. All rights reserved.<BR>
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# Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
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# (C) Copyright 2020 Hewlett Packard Enterprise Development LP<BR>
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#
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# SPDX-License-Identifier: BSD-2-Clause-Patent
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#
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@ -14,7 +15,7 @@
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PLATFORM_VERSION = 1.08
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DSC_SPECIFICATION = 0x00010005
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OUTPUT_DIRECTORY = Build/Mde
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SUPPORTED_ARCHITECTURES = IA32|X64|EBC|ARM|AARCH64
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SUPPORTED_ARCHITECTURES = IA32|X64|EBC|ARM|AARCH64|RISCV64
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BUILD_TARGETS = DEBUG|RELEASE|NOOPT
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SKUID_IDENTIFIER = DEFAULT
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