回复: [edk2-devel] [PATCH] BaseTools: Add RISCV64 binding

[gaoliming]

Ack-by: Liming Gao <gaoliming at byosoft.com.cn>

> -----邮件原件-----
> 发件人: bounce+27952+65443+4905953+8761045 at groups.io
> <bounce+27952+65443+4905953+8761045 at groups.io> 代表 Nikita
> 发送时间: 2020年9月22日 18:38
> 收件人: devel at edk2.groups.io
> 抄送: Nikita Ermakov <sh1r4s3 at mail.si-head.nl>
> 主题: [edk2-devel] [PATCH] BaseTools: Add RISCV64 binding
> 
> - Add RISCV64 ProcessorBind.h
> 
> - Add RISCV64 to Makefiles
> 
> Signed-off-by: Nikita Ermakov <sh1r4s3 at mail.si-head.nl>
> ---
>  BaseTools/Source/C/GNUmakefile                |  3 +
>  .../Source/C/Include/RiscV64/ProcessorBind.h  | 85
> +++++++++++++++++++
>  BaseTools/Source/C/Makefiles/header.makefile  |  6 ++
>  3 files changed, 94 insertions(+)
>  create mode 100644 BaseTools/Source/C/Include/RiscV64/ProcessorBind.h
> 
> diff --git a/BaseTools/Source/C/GNUmakefile
> b/BaseTools/Source/C/GNUmakefile
> index df4eb64ea9..464f432774 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/Include/RiscV64/ProcessorBind.h
> b/BaseTools/Source/C/Include/RiscV64/ProcessorBind.h
> new file mode 100644
> index 0000000000..1612d6ea7f
> --- /dev/null
> +++ b/BaseTools/Source/C/Include/RiscV64/ProcessorBind.h
> @@ -0,0 +1,85 @@
> +/** @file
> 
> +  Processor or Compiler specific defines and types for RISC-V.
> 
> +
> 
> +  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 RISC-V
> 
> +//
> 
> +#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
> 
> +
> 
> +#endif
> 
> diff --git a/BaseTools/Source/C/Makefiles/header.makefile
> b/BaseTools/Source/C/Makefiles/header.makefile
> index 1c105ee7d4..0df728f327 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
> 
> --
> 2.28.0
> 
> 
> 
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> [gaoliming at byosoft.com.cn]
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