1 /**************************************************************************** 2 **************************************************************************** 3 *** 4 *** This header was automatically generated from a Linux kernel header 5 *** of the same name, to make information necessary for userspace to 6 *** call into the kernel available to libc. It contains only constants, 7 *** structures, and macros generated from the original header, and thus, 8 *** contains no copyrightable information. 9 *** 10 *** To edit the content of this header, modify the corresponding 11 *** source file (e.g. under external/kernel-headers/original/) then 12 *** run bionic/libc/kernel/tools/update_all.py 13 *** 14 *** Any manual change here will be lost the next time this script will 15 *** be run. You've been warned! 16 *** 17 **************************************************************************** 18 ****************************************************************************/ 19 #ifndef _ASM_X86_BOOTPARAM_H 20 #define _ASM_X86_BOOTPARAM_H 21 #define SETUP_NONE 0 22 #define SETUP_E820_EXT 1 23 #define SETUP_DTB 2 24 #define SETUP_PCI 3 25 #define SETUP_EFI 4 26 #define SETUP_APPLE_PROPERTIES 5 27 #define RAMDISK_IMAGE_START_MASK 0x07FF 28 #define RAMDISK_PROMPT_FLAG 0x8000 29 #define RAMDISK_LOAD_FLAG 0x4000 30 #define LOADED_HIGH (1 << 0) 31 #define KASLR_FLAG (1 << 1) 32 #define QUIET_FLAG (1 << 5) 33 #define KEEP_SEGMENTS (1 << 6) 34 #define CAN_USE_HEAP (1 << 7) 35 #define XLF_KERNEL_64 (1 << 0) 36 #define XLF_CAN_BE_LOADED_ABOVE_4G (1 << 1) 37 #define XLF_EFI_HANDOVER_32 (1 << 2) 38 #define XLF_EFI_HANDOVER_64 (1 << 3) 39 #define XLF_EFI_KEXEC (1 << 4) 40 #ifndef __ASSEMBLY__ 41 #include <linux/types.h> 42 #include <linux/screen_info.h> 43 #include <linux/apm_bios.h> 44 #include <linux/edd.h> 45 #include <asm/ist.h> 46 #include <video/edid.h> 47 struct setup_data { 48 __u64 next; 49 __u32 type; 50 __u32 len; 51 __u8 data[0]; 52 }; 53 struct setup_header { 54 __u8 setup_sects; 55 __u16 root_flags; 56 __u32 syssize; 57 __u16 ram_size; 58 __u16 vid_mode; 59 __u16 root_dev; 60 __u16 boot_flag; 61 __u16 jump; 62 __u32 header; 63 __u16 version; 64 __u32 realmode_swtch; 65 __u16 start_sys_seg; 66 __u16 kernel_version; 67 __u8 type_of_loader; 68 __u8 loadflags; 69 __u16 setup_move_size; 70 __u32 code32_start; 71 __u32 ramdisk_image; 72 __u32 ramdisk_size; 73 __u32 bootsect_kludge; 74 __u16 heap_end_ptr; 75 __u8 ext_loader_ver; 76 __u8 ext_loader_type; 77 __u32 cmd_line_ptr; 78 __u32 initrd_addr_max; 79 __u32 kernel_alignment; 80 __u8 relocatable_kernel; 81 __u8 min_alignment; 82 __u16 xloadflags; 83 __u32 cmdline_size; 84 __u32 hardware_subarch; 85 __u64 hardware_subarch_data; 86 __u32 payload_offset; 87 __u32 payload_length; 88 __u64 setup_data; 89 __u64 pref_address; 90 __u32 init_size; 91 __u32 handover_offset; 92 } __attribute__((packed)); 93 struct sys_desc_table { 94 __u16 length; 95 __u8 table[14]; 96 }; 97 struct olpc_ofw_header { 98 __u32 ofw_magic; 99 __u32 ofw_version; 100 __u32 cif_handler; 101 __u32 irq_desc_table; 102 } __attribute__((packed)); 103 struct efi_info { 104 __u32 efi_loader_signature; 105 __u32 efi_systab; 106 __u32 efi_memdesc_size; 107 __u32 efi_memdesc_version; 108 __u32 efi_memmap; 109 __u32 efi_memmap_size; 110 __u32 efi_systab_hi; 111 __u32 efi_memmap_hi; 112 }; 113 #define E820_MAX_ENTRIES_ZEROPAGE 128 114 struct boot_e820_entry { 115 __u64 addr; 116 __u64 size; 117 __u32 type; 118 } __attribute__((packed)); 119 struct boot_params { 120 struct screen_info screen_info; 121 struct apm_bios_info apm_bios_info; 122 __u8 _pad2[4]; 123 __u64 tboot_addr; 124 struct ist_info ist_info; 125 __u8 _pad3[16]; 126 __u8 hd0_info[16]; 127 __u8 hd1_info[16]; 128 struct sys_desc_table sys_desc_table; 129 struct olpc_ofw_header olpc_ofw_header; 130 __u32 ext_ramdisk_image; 131 __u32 ext_ramdisk_size; 132 __u32 ext_cmd_line_ptr; 133 __u8 _pad4[116]; 134 struct edid_info edid_info; 135 struct efi_info efi_info; 136 __u32 alt_mem_k; 137 __u32 scratch; 138 __u8 e820_entries; 139 __u8 eddbuf_entries; 140 __u8 edd_mbr_sig_buf_entries; 141 __u8 kbd_status; 142 __u8 secure_boot; 143 __u8 _pad5[2]; 144 __u8 sentinel; 145 __u8 _pad6[1]; 146 struct setup_header hdr; 147 __u8 _pad7[0x290 - 0x1f1 - sizeof(struct setup_header)]; 148 __u32 edd_mbr_sig_buffer[EDD_MBR_SIG_MAX]; 149 struct boot_e820_entry e820_table[E820_MAX_ENTRIES_ZEROPAGE]; 150 __u8 _pad8[48]; 151 struct edd_info eddbuf[EDDMAXNR]; 152 __u8 _pad9[276]; 153 } __attribute__((packed)); 154 enum x86_hardware_subarch { 155 X86_SUBARCH_PC = 0, 156 X86_SUBARCH_LGUEST, 157 X86_SUBARCH_XEN, 158 X86_SUBARCH_INTEL_MID, 159 X86_SUBARCH_CE4100, 160 X86_NR_SUBARCHS, 161 }; 162 #endif 163 #endif 164