| /****************************************************************************** |
| * |
| * Name: acefi.h - OS specific defines, etc. |
| * |
| *****************************************************************************/ |
| |
| /* |
| * Copyright (C) 2000 - 2020, Intel Corp. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions, and the following disclaimer, |
| * without modification. |
| * 2. Redistributions in binary form must reproduce at minimum a disclaimer |
| * substantially similar to the "NO WARRANTY" disclaimer below |
| * ("Disclaimer") and any redistribution must be conditioned upon |
| * including a substantially similar Disclaimer requirement for further |
| * binary redistribution. |
| * 3. Neither the names of the above-listed copyright holders nor the names |
| * of any contributors may be used to endorse or promote products derived |
| * from this software without specific prior written permission. |
| * |
| * NO WARRANTY |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
| * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING |
| * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| * POSSIBILITY OF SUCH DAMAGES. |
| */ |
| |
| #ifndef __ACEFI_H__ |
| #define __ACEFI_H__ |
| |
| /* |
| * Single threaded environment where Mutex/Event/Sleep are fake. This model is |
| * sufficient for pre-boot AcpiExec. |
| */ |
| #ifndef DEBUGGER_THREADING |
| #define DEBUGGER_THREADING DEBUGGER_SINGLE_THREADED |
| #endif /* !DEBUGGER_THREADING */ |
| |
| /* EDK2 EFI environment */ |
| |
| #if defined(_EDK2_EFI) |
| |
| #ifdef USE_STDLIB |
| #define ACPI_USE_STANDARD_HEADERS |
| #define ACPI_USE_SYSTEM_CLIBRARY |
| #define ACPI_USE_NATIVE_DIVIDE |
| #define ACPI_USE_NATIVE_MATH64 |
| #endif |
| |
| #endif |
| |
| #if defined(__x86_64__) |
| #if defined(__GNUC__) && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 7)) |
| #define USE_MS_ABI 1 |
| #endif |
| #endif |
| |
| #ifdef _MSC_EXTENSIONS |
| #define ACPI_EFI_API __cdecl |
| #elif USE_MS_ABI |
| #define ACPI_EFI_API __attribute__((ms_abi)) |
| #else |
| #define ACPI_EFI_API |
| #endif |
| |
| #define VOID void |
| |
| #if defined(__ia64__) || defined(__x86_64__) |
| |
| #define ACPI_MACHINE_WIDTH 64 |
| |
| #if defined(__x86_64__) |
| |
| /* for x86_64, EFI_FUNCTION_WRAPPER must be defined */ |
| |
| #ifndef USE_MS_ABI |
| #define USE_EFI_FUNCTION_WRAPPER |
| #endif |
| |
| #ifdef _MSC_EXTENSIONS |
| #pragma warning ( disable : 4731 ) /* Suppress warnings about modification of EBP */ |
| #endif |
| |
| #endif |
| |
| #ifndef USE_STDLIB |
| #define UINTN uint64_t |
| #define INTN int64_t |
| #endif |
| |
| #define ACPI_EFI_ERR(a) (0x8000000000000000 | a) |
| |
| #else |
| |
| #define ACPI_MACHINE_WIDTH 32 |
| |
| #ifndef USE_STDLIB |
| #define UINTN uint32_t |
| #define INTN int32_t |
| #endif |
| |
| #define ACPI_EFI_ERR(a) (0x80000000 | a) |
| |
| #endif |
| |
| #define CHAR16 uint16_t |
| |
| #ifdef USE_EFI_FUNCTION_WRAPPER |
| #define __VA_NARG__(...) \ |
| __VA_NARG_(_0, ## __VA_ARGS__, __RSEQ_N()) |
| #define __VA_NARG_(...) \ |
| __VA_ARG_N(__VA_ARGS__) |
| #define __VA_ARG_N( \ |
| _0,_1,_2,_3,_4,_5,_6,_7,_8,_9,_10,N,...) N |
| #define __RSEQ_N() \ |
| 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0 |
| |
| #define __VA_ARG_NSUFFIX__(prefix,...) \ |
| __VA_ARG_NSUFFIX_N(prefix, __VA_NARG__(__VA_ARGS__)) |
| #define __VA_ARG_NSUFFIX_N(prefix,nargs) \ |
| __VA_ARG_NSUFFIX_N_(prefix, nargs) |
| #define __VA_ARG_NSUFFIX_N_(prefix,nargs) \ |
| prefix ## nargs |
| |
| /* Prototypes of EFI cdecl -> stdcall trampolines */ |
| |
| UINT64 efi_call0(void *func); |
| UINT64 efi_call1(void *func, UINT64 arg1); |
| UINT64 efi_call2(void *func, UINT64 arg1, UINT64 arg2); |
| UINT64 efi_call3(void *func, UINT64 arg1, UINT64 arg2, UINT64 arg3); |
| UINT64 efi_call4(void *func, UINT64 arg1, UINT64 arg2, UINT64 arg3, |
| UINT64 arg4); |
| UINT64 efi_call5(void *func, UINT64 arg1, UINT64 arg2, UINT64 arg3, |
| UINT64 arg4, UINT64 arg5); |
| UINT64 efi_call6(void *func, UINT64 arg1, UINT64 arg2, UINT64 arg3, |
| UINT64 arg4, UINT64 arg5, UINT64 arg6); |
| UINT64 efi_call7(void *func, UINT64 arg1, UINT64 arg2, UINT64 arg3, |
| UINT64 arg4, UINT64 arg5, UINT64 arg6, UINT64 arg7); |
| UINT64 efi_call8(void *func, UINT64 arg1, UINT64 arg2, UINT64 arg3, |
| UINT64 arg4, UINT64 arg5, UINT64 arg6, UINT64 arg7, |
| UINT64 arg8); |
| UINT64 efi_call9(void *func, UINT64 arg1, UINT64 arg2, UINT64 arg3, |
| UINT64 arg4, UINT64 arg5, UINT64 arg6, UINT64 arg7, |
| UINT64 arg8, UINT64 arg9); |
| UINT64 efi_call10(void *func, UINT64 arg1, UINT64 arg2, UINT64 arg3, |
| UINT64 arg4, UINT64 arg5, UINT64 arg6, UINT64 arg7, |
| UINT64 arg8, UINT64 arg9, UINT64 arg10); |
| |
| /* Front-ends to efi_callX to avoid compiler warnings */ |
| |
| #define _cast64_efi_call0(f) \ |
| efi_call0(f) |
| #define _cast64_efi_call1(f,a1) \ |
| efi_call1(f, (UINT64)(a1)) |
| #define _cast64_efi_call2(f,a1,a2) \ |
| efi_call2(f, (UINT64)(a1), (UINT64)(a2)) |
| #define _cast64_efi_call3(f,a1,a2,a3) \ |
| efi_call3(f, (UINT64)(a1), (UINT64)(a2), (UINT64)(a3)) |
| #define _cast64_efi_call4(f,a1,a2,a3,a4) \ |
| efi_call4(f, (UINT64)(a1), (UINT64)(a2), (UINT64)(a3), (UINT64)(a4)) |
| #define _cast64_efi_call5(f,a1,a2,a3,a4,a5) \ |
| efi_call5(f, (UINT64)(a1), (UINT64)(a2), (UINT64)(a3), (UINT64)(a4), \ |
| (UINT64)(a5)) |
| #define _cast64_efi_call6(f,a1,a2,a3,a4,a5,a6) \ |
| efi_call6(f, (UINT64)(a1), (UINT64)(a2), (UINT64)(a3), (UINT64)(a4), \ |
| (UINT64)(a5), (UINT64)(a6)) |
| #define _cast64_efi_call7(f,a1,a2,a3,a4,a5,a6,a7) \ |
| efi_call7(f, (UINT64)(a1), (UINT64)(a2), (UINT64)(a3), (UINT64)(a4), \ |
| (UINT64)(a5), (UINT64)(a6), (UINT64)(a7)) |
| #define _cast64_efi_call8(f,a1,a2,a3,a4,a5,a6,a7,a8) \ |
| efi_call8(f, (UINT64)(a1), (UINT64)(a2), (UINT64)(a3), (UINT64)(a4), \ |
| (UINT64)(a5), (UINT64)(a6), (UINT64)(a7), (UINT64)(a8)) |
| #define _cast64_efi_call9(f,a1,a2,a3,a4,a5,a6,a7,a8,a9) \ |
| efi_call9(f, (UINT64)(a1), (UINT64)(a2), (UINT64)(a3), (UINT64)(a4), \ |
| (UINT64)(a5), (UINT64)(a6), (UINT64)(a7), (UINT64)(a8), \ |
| (UINT64)(a9)) |
| #define _cast64_efi_call10(f,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10) \ |
| efi_call10(f, (UINT64)(a1), (UINT64)(a2), (UINT64)(a3), (UINT64)(a4), \ |
| (UINT64)(a5), (UINT64)(a6), (UINT64)(a7), (UINT64)(a8), \ |
| (UINT64)(a9), (UINT64)(a10)) |
| |
| /* main wrapper (va_num ignored) */ |
| |
| #define uefi_call_wrapper(func,va_num,...) \ |
| __VA_ARG_NSUFFIX__(_cast64_efi_call, __VA_ARGS__) (func , ##__VA_ARGS__) |
| |
| #else |
| |
| #define uefi_call_wrapper(func, va_num, ...) func(__VA_ARGS__) |
| |
| #endif |
| |
| /* AED EFI definitions */ |
| |
| #if defined(_AED_EFI) |
| |
| /* _int64 works for both IA32 and IA64 */ |
| |
| #define COMPILER_DEPENDENT_INT64 __int64 |
| #define COMPILER_DEPENDENT_UINT64 unsigned __int64 |
| |
| /* |
| * Calling conventions: |
| * |
| * ACPI_SYSTEM_XFACE - Interfaces to host OS (handlers, threads) |
| * ACPI_EXTERNAL_XFACE - External ACPI interfaces |
| * ACPI_INTERNAL_XFACE - Internal ACPI interfaces |
| * ACPI_INTERNAL_VAR_XFACE - Internal variable-parameter list interfaces |
| */ |
| #define ACPI_SYSTEM_XFACE |
| #define ACPI_EXTERNAL_XFACE |
| #define ACPI_INTERNAL_XFACE |
| #define ACPI_INTERNAL_VAR_XFACE |
| |
| /* warn C4142: redefinition of type */ |
| |
| #pragma warning(disable:4142) |
| |
| #endif |
| |
| |
| /* EFI math64 definitions */ |
| |
| #if defined(_GNU_EFI) || defined(_EDK2_EFI) |
| /* |
| * Math helpers, GNU EFI provided a platform independent 64-bit math |
| * support. |
| */ |
| #ifndef ACPI_DIV_64_BY_32 |
| #define ACPI_DIV_64_BY_32(n_hi, n_lo, d32, q32, r32) \ |
| do { \ |
| UINT64 __n = ((UINT64) n_hi) << 32 | (n_lo); \ |
| (q32) = (UINT32) DivU64x32 ((__n), (d32), &(r32)); \ |
| } while (0) |
| #endif |
| |
| #ifndef ACPI_MUL_64_BY_32 |
| #define ACPI_MUL_64_BY_32(n_hi, n_lo, m32, p32, c32) \ |
| do { \ |
| UINT64 __n = ((UINT64) n_hi) << 32 | (n_lo); \ |
| UINT64 __p = MultU64x32 (__n, (m32)); \ |
| (p32) = (UINT32) __p; \ |
| (c32) = (UINT32) (__p >> 32); \ |
| } while (0) |
| #endif |
| |
| #ifndef ACPI_SHIFT_LEFT_64_by_32 |
| #define ACPI_SHIFT_LEFT_64_BY_32(n_hi, n_lo, s32) \ |
| do { \ |
| UINT64 __n = ((UINT64) n_hi) << 32 | (n_lo); \ |
| UINT64 __r = LShiftU64 (__n, (s32)); \ |
| (n_lo) = (UINT32) __r; \ |
| (n_hi) = (UINT32) (__r >> 32); \ |
| } while (0) |
| #endif |
| |
| #ifndef ACPI_SHIFT_RIGHT_64_BY_32 |
| #define ACPI_SHIFT_RIGHT_64_BY_32(n_hi, n_lo, s32) \ |
| do { \ |
| UINT64 __n = ((UINT64) n_hi) << 32 | (n_lo); \ |
| UINT64 __r = RShiftU64 (__n, (s32)); \ |
| (n_lo) = (UINT32) __r; \ |
| (n_hi) = (UINT32) (__r >> 32); \ |
| } while (0) |
| #endif |
| |
| #ifndef ACPI_SHIFT_RIGHT_64 |
| #define ACPI_SHIFT_RIGHT_64(n_hi, n_lo) \ |
| do { \ |
| (n_lo) >>= 1; \ |
| (n_lo) |= (((n_hi) & 1) << 31); \ |
| (n_hi) >>= 1; \ |
| } while (0) |
| #endif |
| #endif |
| |
| struct _ACPI_SIMPLE_TEXT_OUTPUT_INTERFACE; |
| struct _ACPI_SIMPLE_INPUT_INTERFACE; |
| struct _ACPI_EFI_FILE_IO_INTERFACE; |
| struct _ACPI_EFI_FILE_HANDLE; |
| struct _ACPI_EFI_BOOT_SERVICES; |
| struct _ACPI_EFI_RUNTIME_SERVICES; |
| struct _ACPI_EFI_SYSTEM_TABLE; |
| struct _ACPI_EFI_PCI_IO; |
| |
| extern struct _ACPI_EFI_SYSTEM_TABLE *ST; |
| extern struct _ACPI_EFI_BOOT_SERVICES *BS; |
| extern struct _ACPI_EFI_RUNTIME_SERVICES *RT; |
| |
| #ifndef USE_STDLIB |
| typedef union acpi_efi_file ACPI_EFI_FILE; |
| #define FILE ACPI_EFI_FILE |
| |
| extern FILE *stdin; |
| extern FILE *stdout; |
| extern FILE *stderr; |
| #endif |
| |
| #endif /* __ACEFI_H__ */ |
