[edk2-devel] 回复: [PATCH 1/1] BaseTools: enable riscv64 native builds
gaoliming
gaoliming at byosoft.com.cn
Mon Sep 7 01:10:59 UTC 2020
Ack-by: Liming Gao <gaoliming at byosoft.com.cn>
I would like Abner to review and test this patch.
Thanks
Liming
> -----邮件原件-----
> 发件人: Leif Lindholm <leif at nuviainc.com>
> 发送时间: 2020年8月29日 19:15
> 收件人: devel at edk2.groups.io
> 抄送: Bob Feng <bob.c.feng at intel.com>; Liming Gao
> <gaoliming at byosoft.com.cn>; Yuwei Chen <yuwei.chen at intel.com>; Daniel
> Schaefer <daniel.schaefer at hpe.com>; Abner Chang <abner.chang at hpe.com>
> 主题: [PATCH 1/1] BaseTools: enable riscv64 native builds
>
> Add the makefile plumbing and ProcessorBind.h (based on the
> AArch64 one) to enable building BaseTools natively on RiscV64.
>
> Cc: Bob Feng <bob.c.feng at intel.com>
> Cc: Liming Gao <gaoliming at byosoft.com.cn>
> Cc: Yuwei Chen <yuwei.chen at intel.com>
> Cc: Daniel Schaefer <daniel.schaefer at hpe.com>
> Cc: Abner Chang <abner.chang at hpe.com>
> Signed-off-by: Leif Lindholm <leif at nuviainc.com>
> ---
> .../Source/C/Include/RiscV64/ProcessorBind.h | 102
> ++++++++++++++++++
> BaseTools/Source/C/GNUmakefile | 3 +
> BaseTools/Source/C/Makefiles/header.makefile | 6 ++
> 3 files changed, 111 insertions(+)
> create mode 100644 BaseTools/Source/C/Include/RiscV64/ProcessorBind.h
>
> diff --git a/BaseTools/Source/C/Include/RiscV64/ProcessorBind.h
> b/BaseTools/Source/C/Include/RiscV64/ProcessorBind.h
> new file mode 100644
> index 000000000000..bd4b756e0970
> --- /dev/null
> +++ b/BaseTools/Source/C/Include/RiscV64/ProcessorBind.h
> @@ -0,0 +1,102 @@
> +/** @file
> + Processor or Compiler specific defines and types for RiscV64.
> +
> + Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
> + Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
> + Portions copyright (c) 2013, ARM Ltd. All rights reserved.<BR>
> + Portions copyright (c) 2020, NUVIA inc. All rights reserved.<BR>
> +
> + SPDX-License-Identifier: BSD-2-Clause-Patent
> +
> +**/
> +
> +#ifndef PROCESSOR_BIND_H__
> +#define PROCESSOR_BIND_H__
> +
> +///
> +/// Define the processor type so other code can make processor based
> choices
> +///
> +#define MDE_CPU_RISCV64
> +
> +//
> +// Make sure we are using the correct packing rules per EFI specification
> +//
> +#ifndef __GNUC__
> +#pragma pack()
> +#endif
> +
> +//
> +// Use ANSI C 2000 stdint.h integer width declarations
> +//
> +#include <stdint.h>
> +typedef uint8_t BOOLEAN;
> +typedef int8_t INT8;
> +typedef uint8_t UINT8;
> +typedef int16_t INT16;
> +typedef uint16_t UINT16;
> +typedef int32_t INT32;
> +typedef uint32_t UINT32;
> +typedef int64_t INT64;
> +typedef uint64_t UINT64;
> +typedef char CHAR8;
> +typedef uint16_t CHAR16;
> +
> +///
> +/// Unsigned value of native width. (4 bytes on supported 32-bit
processor
> instructions,
> +/// 8 bytes on supported 64-bit processor instructions)
> +///
> +typedef UINT64 UINTN;
> +
> +///
> +/// Signed value of native width. (4 bytes on supported 32-bit processor
> instructions,
> +/// 8 bytes on supported 64-bit processor instructions)
> +///
> +typedef INT64 INTN;
> +
> +//
> +// Processor specific defines
> +//
> +
> +///
> +/// A value of native width with the highest bit set.
> +///
> +#define MAX_BIT 0x8000000000000000
> +
> +///
> +/// A value of native width with the two highest bits set.
> +///
> +#define MAX_2_BITS 0xC000000000000000
> +
> +///
> +/// The stack alignment required for RISCV64
> +///
> +#define CPU_STACK_ALIGNMENT 16
> +
> +//
> +// Modifier to ensure that all protocol member functions and EFI
intrinsics
> +// use the correct C calling convention. All protocol member functions
and
> +// EFI intrinsics are required to modify their member functions with
EFIAPI.
> +//
> +#define EFIAPI
> +
> +#if defined(__GNUC__)
> + ///
> + /// For GNU assembly code, .global or .globl can declare global
symbols.
> + /// Define this macro to unify the usage.
> + ///
> + #define ASM_GLOBAL .globl
> +#endif
> +
> +/**
> + Return the pointer to the first instruction of a function given a
function
> pointer.
> + On ARM CPU architectures, these two pointer values are the same,
> + so the implementation of this macro is very simple.
> +
> + @param FunctionPointer A pointer to a function.
> +
> + @return The pointer to the first instruction of a function given a
function
> pointer.
> +
> +**/
> +#define FUNCTION_ENTRY_POINT(FunctionPointer) (VOID
> *)(UINTN)(FunctionPointer)
> +
> +#endif
> diff --git a/BaseTools/Source/C/GNUmakefile
> b/BaseTools/Source/C/GNUmakefile
> index df4eb64ea95e..464f43277455 100644
> --- a/BaseTools/Source/C/GNUmakefile
> +++ b/BaseTools/Source/C/GNUmakefile
> @@ -26,6 +26,9 @@ ifndef HOST_ARCH
> else ifneq (,$(findstring arm,$(uname_m)))
> HOST_ARCH=ARM
> endif
> + ifneq (,$(findstring riscv64,$(uname_m)))
> + HOST_ARCH=RISCV64
> + endif
> ifndef HOST_ARCH
> $(info Could not detected HOST_ARCH from uname results)
> $(error HOST_ARCH is not defined!)
> diff --git a/BaseTools/Source/C/Makefiles/header.makefile
> b/BaseTools/Source/C/Makefiles/header.makefile
> index 1c105ee7d434..0df728f32772 100644
> --- a/BaseTools/Source/C/Makefiles/header.makefile
> +++ b/BaseTools/Source/C/Makefiles/header.makefile
> @@ -28,6 +28,9 @@ ifndef HOST_ARCH
> else ifneq (,$(findstring arm,$(uname_m)))
> HOST_ARCH=ARM
> endif
> + ifneq (,$(findstring riscv64,$(uname_m)))
> + HOST_ARCH=RISCV64
> + endif
> ifndef HOST_ARCH
> $(info Could not detected HOST_ARCH from uname results)
> $(error HOST_ARCH is not defined!)
> @@ -64,6 +67,9 @@ ARCH_INCLUDE = -I $(MAKEROOT)/Include/Arm/
> else ifeq ($(HOST_ARCH), AARCH64)
> ARCH_INCLUDE = -I $(MAKEROOT)/Include/AArch64/
>
> +else ifeq ($(HOST_ARCH), RISCV64)
> +ARCH_INCLUDE = -I $(MAKEROOT)/Include/RiscV64/
> +
> else
> $(error Bad HOST_ARCH)
> endif
> --
> 2.20.1
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