| /* |
| * PEI EFI entry point |
| * |
| * Copyright 2013 Google Inc. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are met: |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * * Neither the name of Google Inc. nor the |
| * names of its contributors may be used to endorse or promote products |
| * derived from this software without specific prior written permission. |
| * |
| * 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 MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL GOOGLE INC BE LIABLE FOR ANY DIRECT, |
| * INDIRECT, INCIDENTAL, 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 DAMAGE. |
| */ |
| |
| #ifndef __EFI_WRAPPER_H__ |
| #define __EFI_WRAPPER_H__ |
| |
| #define EFI_WRAPPER_VER 2 |
| |
| /* Provide generic x86 calling conventions. */ |
| #define ABI_X86 __attribute((regparm(0))) |
| |
| /* Errors returned by the EFI wrapper. */ |
| enum efi_wrapper_error { |
| INVALID_VER = -1, |
| }; |
| |
| struct efi_wrapper_params { |
| /* Mainboard Inputs */ |
| int version; |
| |
| void ABI_X86 (*console_out)(unsigned char byte); |
| |
| unsigned int tsc_ticks_per_microsecond; |
| } __attribute__((packed)); |
| |
| typedef int ABI_X86 (*efi_wrapper_entry_t)(struct efi_wrapper_params *); |
| #endif |