On Tue, Dec 13, 2016 at 05:32:38PM +0100, Patrick Wildt wrote: > Hi, > > this diff adds the efibind header that will be used for the upcoming > OpenBSD/arm64 port. > > Taken from FreeBSD, extended by two OpenBSD ifdefs. > > ok? > > Patrick >
Turns out, the copyright seems to be bad. This version is taken from tianocore/edk2, modified to work with our efiboot(8) checkout. The diff to the arm efibind header is comparatively small now. Patrick diff --git a/sys/stand/efi/include/arm64/efibind.h b/sys/stand/efi/include/arm64/efibind.h new file mode 100644 index 000000000000..100353a010be --- /dev/null +++ b/sys/stand/efi/include/arm64/efibind.h @@ -0,0 +1,165 @@ +/* $OpenBSD$ */ +/** @file + + Copyright (c) 2013, ARM Ltd. All rights reserved. + + This program and the accompanying materials + are licensed and made available under the terms and conditions of the BSD License + which accompanies this distribution. The full text of the license may be found at + http://opensource.org/licenses/bsd-license.php + + THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, + WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. + +Module Name: + + EfiBind.h + +Abstract: + + Processor or Compiler specific defines and types for AArch64. + We are using the ANSI C 2000 _t type definitions for basic types. + This it technically a violation of the coding standard, but they + are used to make EfiTypes.h portable. Code other than EfiTypes.h + should never use any ANSI C 2000 _t integer types. + +**/ + + +#ifndef _EFI_BIND_H_ +#define _EFI_BIND_H_ + + +#define EFI_DRIVER_ENTRY_POINT(InitFunction) +#define EFI_APPLICATION_ENTRY_POINT EFI_DRIVER_ENTRY_POINT + + +// +// Make sure we are using the correct packing rules per EFI specification. +// +#ifndef __GNUC__ +#pragma pack() +#endif + + +#if defined(__FreeBSD__) || defined(__OpenBSD__) +#include <sys/stdint.h> +#else +// +// Assume standard AArch64 alignment. +// BugBug: Need to check portability of long long +// +typedef unsigned long long uint64_t; +typedef long long int64_t; +typedef unsigned int uint32_t; +typedef int int32_t; +typedef unsigned short uint16_t; +typedef short int16_t; +typedef unsigned char uint8_t; +typedef signed char int8_t; +#endif /* __FreeBSD__ */ + +typedef uint64_t UINT64; +typedef int64_t INT64; +typedef uint32_t UINT32; +typedef int32_t INT32; +typedef uint16_t UINT16; +typedef int16_t INT16; +typedef uint8_t UINT8; +typedef int8_t INT8; + +#undef VOID +#define VOID void + +// +// Native integer size in stdint.h +// +typedef uint64_t UINTN; +typedef int64_t INTN; + +#define EFIERR(a) (0x8000000000000000 | a) +#define EFI_ERROR_MASK 0x8000000000000000 +#define EFIERR_OEM(a) (0xc000000000000000 | a) + +// +// Processor specific defines +// +#define EFI_MAX_BIT 0x8000000000000000 +#define MAX_2_BITS 0xC000000000000000 + +// +// Maximum legal AArch64 address +// +#define EFI_MAX_ADDRESS 0xFFFFFFFFFFFFFFFF + +// +// Bad pointer value to use in check builds. +// if you see this value you are using uninitialized or free'ed data +// +#define EFI_BAD_POINTER 0xAFAFAFAFAFAFAFAF +#define EFI_BAD_POINTER_AS_BYTE 0xAF + +#define EFI_DEADLOOP() { volatile UINTN __iii; __iii = 1; while (__iii); } + +// +// For real hardware, just put in a halt loop. Don't do a while(1) because the +// compiler will optimize away the rest of the function following, so that you run out in +// the weeds if you skip over it with a debugger. +// +#define EFI_BREAKPOINT EFI_DEADLOOP() + + +// +// Memory Fence forces serialization, and is needed to support out of order +// memory transactions. The Memory Fence is mainly used to make sure IO +// transactions complete in a deterministic sequence, and to syncronize locks +// an other MP code. Currently no memory fencing is required. +// +#define MEMORY_FENCE() + +// +// Some compilers don't support the forward reference construct: +// typedef struct XXXXX. The forward reference is required for +// ANSI compatibility. +// +// The following macro provide a workaround for such cases. +// + + +#ifdef EFI_NO_INTERFACE_DECL + #define EFI_FORWARD_DECLARATION(x) +#else + #define EFI_FORWARD_DECLARATION(x) typedef struct _##x x +#endif + + +// +// Some C compilers optimize the calling conventions to increase performance. +// EFIAPI is used to make all public APIs follow the standard C calling +// convention. +// +#define EFIAPI + + + +// +// For symbol name in GNU assembly code, an extra "_" is necessary +// +#if defined(__GNUC__) + /// + /// Private worker functions for ASM_PFX() + /// + #define _CONCATENATE(a, b) __CONCATENATE(a, b) + #define __CONCATENATE(a, b) a ## b + + /// + /// The __USER_LABEL_PREFIX__ macro predefined by GNUC represents the prefix + /// on symbols in assembly language. + /// + #define ASM_PFX(name) _CONCATENATE (__USER_LABEL_PREFIX__, name) + +#endif + +#define INTERFACE_DECL(x) struct x + +#endif
