39 lines
1.1 KiB
C
39 lines
1.1 KiB
C
/*
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* Copyright (C) <2018> Intel Corporation
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#ifndef RELOCATE_H
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#define RELOCATE_H
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extern void relocate(void);
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extern uint64_t get_hv_image_delta(void);
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extern uint64_t get_hv_image_base(void);
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extern uint64_t read_trampoline_sym(const void *sym);
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extern void write_trampoline_sym(const void *sym, uint64_t val);
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extern uint64_t prepare_trampoline(void);
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/* external symbols that are helpful for relocation */
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extern uint8_t _DYNAMIC[1];
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extern const uint8_t ld_trampoline_load;
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extern uint8_t ld_trampoline_start;
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extern uint8_t ld_trampoline_end;
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extern const uint64_t ld_trampoline_size;
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extern uint8_t cpu_primary_start_32;
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extern uint8_t cpu_primary_start_64;
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extern uint8_t trampoline_fixup_cs;
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extern uint8_t trampoline_fixup_ip;
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extern uint8_t trampoline_fixup_target;
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extern uint8_t CPU_Boot_Page_Tables_Start;
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extern uint8_t CPU_Boot_Page_Tables_ptr;
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extern uint8_t trampoline_pdpt_addr;
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extern uint8_t trampoline_gdt_ptr;
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extern uint8_t trampoline_start64_fixup;
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extern uint8_t trampoline_spinlock_ptr;
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extern uint64_t trampoline_start16_paddr;
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#endif /* RELOCATE_H */
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