mirror of https://github.com/acidanthera/audk.git
86 lines
1.9 KiB
C
86 lines
1.9 KiB
C
/** @file
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Processor or Compiler specific defines and types for RISC-V.
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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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#ifndef __GNUC__
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#pragma pack()
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#endif
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//
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// Use ANSI C 2000 stdint.h integer width declarations
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//
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#include <stdint.h>
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typedef uint8_t BOOLEAN;
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typedef int8_t INT8;
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typedef uint8_t UINT8;
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typedef int16_t INT16;
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typedef uint16_t UINT16;
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typedef int32_t INT32;
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typedef uint32_t UINT32;
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typedef int64_t INT64;
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typedef uint64_t UINT64;
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typedef char CHAR8;
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typedef uint16_t CHAR16;
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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;
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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;
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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 0x8000000000000000
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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 0xC000000000000000
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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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// 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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#define EFIAPI
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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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#endif
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