* bootstub version 0.01
diff --git a/bootparam.h b/bootparam.h
new file mode 100644
index 0000000..bd50669
--- /dev/null
+++ b/bootparam.h
@@ -0,0 +1,274 @@
+/* bootparms.h base on Linux kernel include/asm-x86/bootparam.h */
+
+#include "types.h"
+
+#define EDD_MBR_SIG_MAX 16
+#define E820MAX 128
+#define EDDMAXNR 6
+
+/* extensible setup data list node */
+struct setup_data {
+ __u64 next;
+ __u32 type;
+ __u32 len;
+ __u8 data[0];
+};
+
+struct screen_info {
+ __u8 orig_x; /* 0x00 */
+ __u8 orig_y; /* 0x01 */
+ __u16 ext_mem_k; /* 0x02 */
+ __u16 orig_video_page; /* 0x04 */
+ __u8 orig_video_mode; /* 0x06 */
+ __u8 orig_video_cols; /* 0x07 */
+ __u16 unused2; /* 0x08 */
+ __u16 orig_video_ega_bx;/* 0x0a */
+ __u16 unused3; /* 0x0c */
+ __u8 orig_video_lines; /* 0x0e */
+ __u8 orig_video_isVGA; /* 0x0f */
+ __u16 orig_video_points;/* 0x10 */
+
+ /* VESA graphic mode -- linear frame buffer */
+ __u16 lfb_width; /* 0x12 */
+ __u16 lfb_height; /* 0x14 */
+ __u16 lfb_depth; /* 0x16 */
+ __u32 lfb_base; /* 0x18 */
+ __u32 lfb_size; /* 0x1c */
+ __u16 cl_magic, cl_offset; /* 0x20 */
+ __u16 lfb_linelength; /* 0x24 */
+ __u8 red_size; /* 0x26 */
+ __u8 red_pos; /* 0x27 */
+ __u8 green_size; /* 0x28 */
+ __u8 green_pos; /* 0x29 */
+ __u8 blue_size; /* 0x2a */
+ __u8 blue_pos; /* 0x2b */
+ __u8 rsvd_size; /* 0x2c */
+ __u8 rsvd_pos; /* 0x2d */
+ __u16 vesapm_seg; /* 0x2e */
+ __u16 vesapm_off; /* 0x30 */
+ __u16 pages; /* 0x32 */
+ __u16 vesa_attributes; /* 0x34 */
+ __u32 capabilities; /* 0x36 */
+ __u8 _reserved[6]; /* 0x3a */
+} __attribute__((packed));
+
+struct apm_bios_info {
+ __u16 version;
+ __u16 cseg;
+ __u32 offset;
+ __u16 cseg_16;
+ __u16 dseg;
+ __u16 flags;
+ __u16 cseg_len;
+ __u16 cseg_16_len;
+ __u16 dseg_len;
+};
+
+struct ist_info {
+ __u32 signature;
+ __u32 command;
+ __u32 event;
+ __u32 perf_level;
+};
+
+struct sys_desc_table {
+ __u16 length;
+ __u8 table[14];
+};
+
+struct efi_info {
+ __u32 efi_loader_signature;
+ __u32 efi_systab;
+ __u32 efi_memdesc_size;
+ __u32 efi_memdesc_version;
+ __u32 efi_memmap;
+ __u32 efi_memmap_size;
+ __u32 efi_systab_hi;
+ __u32 efi_memmap_hi;
+};
+
+struct setup_header {
+ __u8 setup_sects;
+ __u16 root_flags;
+ __u32 syssize;
+ __u16 ram_size;
+ __u16 vid_mode;
+ __u16 root_dev;
+ __u16 boot_flag;
+ __u16 jump;
+ __u32 header;
+ __u16 version;
+ __u32 realmode_swtch;
+ __u16 start_sys;
+ __u16 kernel_version;
+ __u8 type_of_loader;
+ __u8 loadflags;
+ __u16 setup_move_size;
+ __u32 code32_start;
+ __u32 ramdisk_image;
+ __u32 ramdisk_size;
+ __u32 bootsect_kludge;
+ __u16 heap_end_ptr;
+ __u16 _pad1;
+ __u32 cmd_line_ptr;
+ __u32 initrd_addr_max;
+ __u32 kernel_alignment;
+ __u8 relocatable_kernel;
+ __u8 _pad2[3];
+ __u32 cmdline_size;
+ __u32 hardware_subarch;
+ __u64 hardware_subarch_data;
+ __u32 payload_offset;
+ __u32 payload_length;
+ __u64 setup_data;
+} __attribute__((packed));
+
+struct edid_info {
+ unsigned char dummy[128];
+};
+
+struct e820entry {
+ __u64 addr; /* start of memory segment */
+ __u64 size; /* size of memory segment */
+ __u32 type; /* type of memory segment */
+} __attribute__((packed));
+
+struct edd_device_params {
+ __u16 length;
+ __u16 info_flags;
+ __u32 num_default_cylinders;
+ __u32 num_default_heads;
+ __u32 sectors_per_track;
+ __u64 number_of_sectors;
+ __u16 bytes_per_sector;
+ __u32 dpte_ptr; /* 0xFFFFFFFF for our purposes */
+ __u16 key; /* = 0xBEDD */
+ __u8 device_path_info_length; /* = 44 */
+ __u8 reserved2;
+ __u16 reserved3;
+ __u8 host_bus_type[4];
+ __u8 interface_type[8];
+ union {
+ struct {
+ __u16 base_address;
+ __u16 reserved1;
+ __u32 reserved2;
+ } __attribute__ ((packed)) isa;
+ struct {
+ __u8 bus;
+ __u8 slot;
+ __u8 function;
+ __u8 channel;
+ __u32 reserved;
+ } __attribute__ ((packed)) pci;
+ /* pcix is same as pci */
+ struct {
+ __u64 reserved;
+ } __attribute__ ((packed)) ibnd;
+ struct {
+ __u64 reserved;
+ } __attribute__ ((packed)) xprs;
+ struct {
+ __u64 reserved;
+ } __attribute__ ((packed)) htpt;
+ struct {
+ __u64 reserved;
+ } __attribute__ ((packed)) unknown;
+ } interface_path;
+ union {
+ struct {
+ __u8 device;
+ __u8 reserved1;
+ __u16 reserved2;
+ __u32 reserved3;
+ __u64 reserved4;
+ } __attribute__ ((packed)) ata;
+ struct {
+ __u8 device;
+ __u8 lun;
+ __u8 reserved1;
+ __u8 reserved2;
+ __u32 reserved3;
+ __u64 reserved4;
+ } __attribute__ ((packed)) atapi;
+ struct {
+ __u16 id;
+ __u64 lun;
+ __u16 reserved1;
+ __u32 reserved2;
+ } __attribute__ ((packed)) scsi;
+ struct {
+ __u64 serial_number;
+ __u64 reserved;
+ } __attribute__ ((packed)) usb;
+ struct {
+ __u64 eui;
+ __u64 reserved;
+ } __attribute__ ((packed)) i1394;
+ struct {
+ __u64 wwid;
+ __u64 lun;
+ } __attribute__ ((packed)) fibre;
+ struct {
+ __u64 identity_tag;
+ __u64 reserved;
+ } __attribute__ ((packed)) i2o;
+ struct {
+ __u32 array_number;
+ __u32 reserved1;
+ __u64 reserved2;
+ } __attribute__ ((packed)) raid;
+ struct {
+ __u8 device;
+ __u8 reserved1;
+ __u16 reserved2;
+ __u32 reserved3;
+ __u64 reserved4;
+ } __attribute__ ((packed)) sata;
+ struct {
+ __u64 reserved1;
+ __u64 reserved2;
+ } __attribute__ ((packed)) unknown;
+ } device_path;
+ __u8 reserved4;
+ __u8 checksum;
+} __attribute__ ((packed));
+
+struct edd_info {
+ __u8 device;
+ __u8 version;
+ __u16 interface_support;
+ __u16 legacy_max_cylinder;
+ __u8 legacy_max_head;
+ __u8 legacy_sectors_per_track;
+ struct edd_device_params params;
+} __attribute__ ((packed));
+
+/* The so-called "zeropage" */
+struct boot_params {
+ struct screen_info screen_info; /* 0x000 */
+ struct apm_bios_info apm_bios_info; /* 0x040 */
+ __u8 _pad2[12]; /* 0x054 */
+ struct ist_info ist_info; /* 0x060 */
+ __u8 _pad3[16]; /* 0x070 */
+ __u8 hd0_info[16]; /* obsolete! */ /* 0x080 */
+ __u8 hd1_info[16]; /* obsolete! */ /* 0x090 */
+ struct sys_desc_table sys_desc_table; /* 0x0a0 */
+ __u8 _pad4[144]; /* 0x0b0 */
+ struct edid_info edid_info; /* 0x140 */
+ struct efi_info efi_info; /* 0x1c0 */
+ __u32 alt_mem_k; /* 0x1e0 */
+ __u32 scratch; /* Scratch field! */ /* 0x1e4 */
+ __u8 e820_entries; /* 0x1e8 */
+ __u8 eddbuf_entries; /* 0x1e9 */
+ __u8 edd_mbr_sig_buf_entries; /* 0x1ea */
+ __u8 _pad6[6]; /* 0x1eb */
+ struct setup_header hdr; /* setup header */ /* 0x1f1 */
+ __u8 _pad7[0x290-0x1f1-sizeof(struct setup_header)];
+ __u32 edd_mbr_sig_buffer[EDD_MBR_SIG_MAX]; /* 0x290 */
+ struct e820entry e820_map[E820MAX]; /* 0x2d0 */
+ __u8 _pad8[48]; /* 0xcd0 */
+ struct edd_info eddbuf[EDDMAXNR]; /* 0xd00 */
+ __u8 _pad9[276]; /* 0xeec */
+} __attribute__((packed));
+