xref: /linux/arch/x86/realmode/rm/header.S (revision b2441318)
1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * Real-mode blob header; this should match realmode.h and be
4 * readonly; for mutable data instead add pointers into the .data
5 * or .bss sections as appropriate.
6 */
7
8#include <linux/linkage.h>
9#include <asm/page_types.h>
10#include <asm/segment.h>
11
12#include "realmode.h"
13
14	.section ".header", "a"
15
16	.balign	16
17GLOBAL(real_mode_header)
18	.long	pa_text_start
19	.long	pa_ro_end
20	/* SMP trampoline */
21	.long	pa_trampoline_start
22	.long	pa_trampoline_status
23	.long	pa_trampoline_header
24#ifdef CONFIG_X86_64
25	.long	pa_trampoline_pgd;
26#endif
27	/* ACPI S3 wakeup */
28#ifdef CONFIG_ACPI_SLEEP
29	.long	pa_wakeup_start
30	.long	pa_wakeup_header
31#endif
32	/* APM/BIOS reboot */
33	.long	pa_machine_real_restart_asm
34#ifdef CONFIG_X86_64
35	.long	__KERNEL32_CS
36#endif
37END(real_mode_header)
38
39	/* End signature, used to verify integrity */
40	.section ".signature","a"
41	.balign 4
42GLOBAL(end_signature)
43	.long	REALMODE_END_SIGNATURE
44END(end_signature)
45