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https://github.com/projectacrn/acrn-hypervisor.git
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69dc939243
By switching AP wakeup from broadcast to one by one, we could set correct stack for each AP and drop the temp stack used during AP boot. Tracked-On: #2034 Signed-off-by: Yin Fengwei <fengwei.yin@intel.com> Acked-by: Anthony Xu <anthony.xu@intel.com>
30 lines
876 B
C
30 lines
876 B
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 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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/* external symbols that are helpful for relocation */
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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 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 uint64_t trampoline_start16_paddr;
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#endif /* TRAMPOLINE_H */
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