mirror of
https://github.com/projectacrn/acrn-hypervisor.git
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da3d181f62
Initialize efi info of acrn mbi when boot from multiboot2 protocol, with this patch hypervisor could get host efi info and pass it to Linux zeropage, then make guest Linux possible to boot with efi environment; Tracked-On: #4419 Signed-off-by: Victor Sun <victor.sun@intel.com> Acked-by: Eddie Dong <eddie.dong@intel.com>
57 lines
1.5 KiB
C
57 lines
1.5 KiB
C
/*
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* Copyright (C) 2018 Intel Corporation. All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#ifndef ZEROPAGE_H
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#define ZEROPAGE_H
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#include <e820.h>
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struct efi_info {
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uint32_t efi_loader_signature; /* 0x1d0 */
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uint32_t efi_systab; /* 0x1c4 */
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uint32_t efi_memdesc_size; /* 0x1c8 */
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uint32_t efi_memdesc_version; /* 0x1cc */
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uint32_t efi_memmap; /* 0x1d0 */
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uint32_t efi_memmap_size; /* 0x1d4 */
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uint32_t efi_systab_hi; /* 0x1d8 */
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uint32_t efi_memmap_hi; /* 0x1dc */
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} __packed;
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struct zero_page {
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uint8_t pad0[0x1c0]; /* 0x000 */
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struct efi_info boot_efi_info;
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uint8_t pad1[0x8]; /* 0x1e0 */
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uint8_t e820_nentries; /* 0x1e8 */
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uint8_t pad2[0x8]; /* 0x1e9 */
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struct {
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uint8_t setup_sects; /* 0x1f1 */
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uint8_t hdr_pad1[0x1e]; /* 0x1f2 */
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uint8_t loader_type; /* 0x210 */
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uint8_t load_flags; /* 0x211 */
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uint8_t hdr_pad2[0x6]; /* 0x212 */
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uint32_t ramdisk_addr; /* 0x218 */
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uint32_t ramdisk_size; /* 0x21c */
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uint8_t hdr_pad3[0x8]; /* 0x220 */
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uint32_t bootargs_addr; /* 0x228 */
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uint8_t hdr_pad4[0x8]; /* 0x22c */
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uint8_t relocatable_kernel; /* 0x234 */
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uint8_t hdr_pad5[0x13]; /* 0x235 */
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uint32_t payload_offset;/* 0x248 */
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uint32_t payload_length;/* 0x24c */
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uint8_t hdr_pad6[0x8]; /* 0x250 */
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uint64_t pref_addr; /* 0x258 */
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uint8_t hdr_pad7[8]; /* 0x260 */
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} __packed hdr;
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uint8_t pad3[0x68]; /* 0x268 */
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struct e820_entry entries[0x80]; /* 0x2d0 */
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uint8_t pad4[0x330]; /* 0xcd0 */
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} __packed;
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#endif
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