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7a3a539b17
internal commit: 14ac2bc2299032fa6714d1fefa7cf0987b3e3085 Signed-off-by: Eddie Dong <eddie.dong@intel.com>
63 lines
2.1 KiB
C
63 lines
2.1 KiB
C
/*
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* Copyright (C) 2018 Intel Corporation. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Intel Corporation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef UEFI_H
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#define UEFI_H
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typedef struct {
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uint16_t limit;
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uint64_t *base;
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} __attribute__((packed)) dt_addr_t;
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struct efi_ctx {
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void* entry;
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void* handle;
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void* table;
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dt_addr_t gdt;
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dt_addr_t idt;
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uint16_t tr_sel;
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uint16_t ldt_sel;
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uint64_t cr0;
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uint64_t cr3;
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uint64_t cr4;
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uint64_t rflags;
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uint16_t cs_sel;
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uint32_t cs_ar;
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uint16_t es_sel;
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uint16_t ss_sel;
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uint16_t ds_sel;
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uint16_t fs_sel;
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uint16_t gs_sel;
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uint64_t rsp;
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uint64_t efer;
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}__attribute__((packed));
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#endif /* UEFI_H*/
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