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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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6973210242
There is no reader of trampoline_status, it's only written.
It turns out that after commit ce4b1b1650 ("x86/smpboot: Initialize
secondary CPU only if master CPU will wait for it"), trampoline_status is
not needed any more.
Signed-off-by: Pingfan Liu <kernelfans@gmail.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lkml.kernel.org/r/1563266424-3472-1-git-send-email-kernelfans@gmail.com
44 lines
935 B
ArmAsm
44 lines
935 B
ArmAsm
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Real-mode blob header; this should match realmode.h and be
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* readonly; for mutable data instead add pointers into the .data
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* or .bss sections as appropriate.
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*/
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#include <linux/linkage.h>
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#include <asm/page_types.h>
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#include <asm/segment.h>
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#include "realmode.h"
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.section ".header", "a"
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.balign 16
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GLOBAL(real_mode_header)
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.long pa_text_start
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.long pa_ro_end
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/* SMP trampoline */
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.long pa_trampoline_start
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.long pa_trampoline_header
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#ifdef CONFIG_X86_64
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.long pa_trampoline_pgd;
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#endif
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/* ACPI S3 wakeup */
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#ifdef CONFIG_ACPI_SLEEP
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.long pa_wakeup_start
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.long pa_wakeup_header
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#endif
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/* APM/BIOS reboot */
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.long pa_machine_real_restart_asm
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#ifdef CONFIG_X86_64
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.long __KERNEL32_CS
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#endif
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END(real_mode_header)
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/* End signature, used to verify integrity */
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.section ".signature","a"
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.balign 4
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GLOBAL(end_signature)
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.long REALMODE_END_SIGNATURE
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END(end_signature)
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