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-rw-r--r--arch/x86/include/asm/bootparam.h111
1 files changed, 111 insertions, 0 deletions
diff --git a/arch/x86/include/asm/bootparam.h b/arch/x86/include/asm/bootparam.h
new file mode 100644
index 000000000000..ccf027e2d97d
--- /dev/null
+++ b/arch/x86/include/asm/bootparam.h
@@ -0,0 +1,111 @@
1#ifndef ASM_X86__BOOTPARAM_H
2#define ASM_X86__BOOTPARAM_H
3
4#include <linux/types.h>
5#include <linux/screen_info.h>
6#include <linux/apm_bios.h>
7#include <linux/edd.h>
8#include <asm/e820.h>
9#include <asm/ist.h>
10#include <video/edid.h>
11
12/* setup data types */
13#define SETUP_NONE 0
14#define SETUP_E820_EXT 1
15
16/* extensible setup data list node */
17struct setup_data {
18 __u64 next;
19 __u32 type;
20 __u32 len;
21 __u8 data[0];
22};
23
24struct setup_header {
25 __u8 setup_sects;
26 __u16 root_flags;
27 __u32 syssize;
28 __u16 ram_size;
29#define RAMDISK_IMAGE_START_MASK 0x07FF
30#define RAMDISK_PROMPT_FLAG 0x8000
31#define RAMDISK_LOAD_FLAG 0x4000
32 __u16 vid_mode;
33 __u16 root_dev;
34 __u16 boot_flag;
35 __u16 jump;
36 __u32 header;
37 __u16 version;
38 __u32 realmode_swtch;
39 __u16 start_sys;
40 __u16 kernel_version;
41 __u8 type_of_loader;
42 __u8 loadflags;
43#define LOADED_HIGH (1<<0)
44#define QUIET_FLAG (1<<5)
45#define KEEP_SEGMENTS (1<<6)
46#define CAN_USE_HEAP (1<<7)
47 __u16 setup_move_size;
48 __u32 code32_start;
49 __u32 ramdisk_image;
50 __u32 ramdisk_size;
51 __u32 bootsect_kludge;
52 __u16 heap_end_ptr;
53 __u16 _pad1;
54 __u32 cmd_line_ptr;
55 __u32 initrd_addr_max;
56 __u32 kernel_alignment;
57 __u8 relocatable_kernel;
58 __u8 _pad2[3];
59 __u32 cmdline_size;
60 __u32 hardware_subarch;
61 __u64 hardware_subarch_data;
62 __u32 payload_offset;
63 __u32 payload_length;
64 __u64 setup_data;
65} __attribute__((packed));
66
67struct sys_desc_table {
68 __u16 length;
69 __u8 table[14];
70};
71
72struct efi_info {
73 __u32 efi_loader_signature;
74 __u32 efi_systab;
75 __u32 efi_memdesc_size;
76 __u32 efi_memdesc_version;
77 __u32 efi_memmap;
78 __u32 efi_memmap_size;
79 __u32 efi_systab_hi;
80 __u32 efi_memmap_hi;
81};
82
83/* The so-called "zeropage" */
84struct boot_params {
85 struct screen_info screen_info; /* 0x000 */
86 struct apm_bios_info apm_bios_info; /* 0x040 */
87 __u8 _pad2[12]; /* 0x054 */
88 struct ist_info ist_info; /* 0x060 */
89 __u8 _pad3[16]; /* 0x070 */
90 __u8 hd0_info[16]; /* obsolete! */ /* 0x080 */
91 __u8 hd1_info[16]; /* obsolete! */ /* 0x090 */
92 struct sys_desc_table sys_desc_table; /* 0x0a0 */
93 __u8 _pad4[144]; /* 0x0b0 */
94 struct edid_info edid_info; /* 0x140 */
95 struct efi_info efi_info; /* 0x1c0 */
96 __u32 alt_mem_k; /* 0x1e0 */
97 __u32 scratch; /* Scratch field! */ /* 0x1e4 */
98 __u8 e820_entries; /* 0x1e8 */
99 __u8 eddbuf_entries; /* 0x1e9 */
100 __u8 edd_mbr_sig_buf_entries; /* 0x1ea */
101 __u8 _pad6[6]; /* 0x1eb */
102 struct setup_header hdr; /* setup header */ /* 0x1f1 */
103 __u8 _pad7[0x290-0x1f1-sizeof(struct setup_header)];
104 __u32 edd_mbr_sig_buffer[EDD_MBR_SIG_MAX]; /* 0x290 */
105 struct e820entry e820_map[E820MAX]; /* 0x2d0 */
106 __u8 _pad8[48]; /* 0xcd0 */
107 struct edd_info eddbuf[EDDMAXNR]; /* 0xd00 */
108 __u8 _pad9[276]; /* 0xeec */
109} __attribute__((packed));
110
111#endif /* ASM_X86__BOOTPARAM_H */