1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2#ifndef _UAPI_ASM_X86_SETUP_DATA_H
3#define _UAPI_ASM_X86_SETUP_DATA_H
4
5/* setup_data/setup_indirect types */
6#define SETUP_NONE			0
7#define SETUP_E820_EXT			1
8#define SETUP_DTB			2
9#define SETUP_PCI			3
10#define SETUP_EFI			4
11#define SETUP_APPLE_PROPERTIES		5
12#define SETUP_JAILHOUSE			6
13#define SETUP_CC_BLOB			7
14#define SETUP_IMA			8
15#define SETUP_RNG_SEED			9
16#define SETUP_ENUM_MAX			SETUP_RNG_SEED
17
18#define SETUP_INDIRECT			(1<<31)
19#define SETUP_TYPE_MAX			(SETUP_ENUM_MAX | SETUP_INDIRECT)
20
21#ifndef __ASSEMBLY__
22
23#include <linux/types.h>
24
25/* extensible setup data list node */
26struct setup_data {
27	__u64 next;
28	__u32 type;
29	__u32 len;
30	__u8 data[];
31};
32
33/* extensible setup indirect data node */
34struct setup_indirect {
35	__u32 type;
36	__u32 reserved;  /* Reserved, must be set to zero. */
37	__u64 len;
38	__u64 addr;
39};
40
41/*
42 * The E820 memory region entry of the boot protocol ABI:
43 */
44struct boot_e820_entry {
45	__u64 addr;
46	__u64 size;
47	__u32 type;
48} __attribute__((packed));
49
50/*
51 * The boot loader is passing platform information via this Jailhouse-specific
52 * setup data structure.
53 */
54struct jailhouse_setup_data {
55	struct {
56		__u16	version;
57		__u16	compatible_version;
58	} __attribute__((packed)) hdr;
59	struct {
60		__u16	pm_timer_address;
61		__u16	num_cpus;
62		__u64	pci_mmconfig_base;
63		__u32	tsc_khz;
64		__u32	apic_khz;
65		__u8	standard_ioapic;
66		__u8	cpu_ids[255];
67	} __attribute__((packed)) v1;
68	struct {
69		__u32	flags;
70	} __attribute__((packed)) v2;
71} __attribute__((packed));
72
73/*
74 * IMA buffer setup data information from the previous kernel during kexec
75 */
76struct ima_setup_data {
77	__u64 addr;
78	__u64 size;
79} __attribute__((packed));
80
81#endif /* __ASSEMBLY__ */
82
83#endif /* _UAPI_ASM_X86_SETUP_DATA_H */
84