25 lines
808 B
C
25 lines
808 B
C
/*
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* Copyright (C) 2018-2022 Intel Corporation.
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#ifndef TRAMPOLINE_H
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#define TRAMPOLINE_H
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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 void write_trampoline_stack_sym(uint16_t pcpu_id);
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extern uint64_t prepare_trampoline(void);
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extern uint64_t get_trampoline_start16_paddr(void);
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/* external symbols that are helpful for relocation */
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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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#endif /* TRAMPOLINE_H */
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