mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-17 02:08:38 +00:00
90f2b5abb5
This likely came from Linux originally, so update it to match v6.2 more. This has no functional change. Signed-off-by: Simon Glass <sjg@chromium.org>
163 lines
4 KiB
C
163 lines
4 KiB
C
#ifndef _ASM_X86_BOOTPARAM_H
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#define _ASM_X86_BOOTPARAM_H
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#include <linux/types.h>
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#include <linux/screen_info.h>
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#include <linux/apm_bios.h>
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#include <linux/edd.h>
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#include <asm/e820.h>
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#include <asm/ist.h>
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#include <asm/video/edid.h>
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/* setup_data/setup_indirect types */
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#define SETUP_NONE 0
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#define SETUP_E820_EXT 1
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#define SETUP_DTB 2
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#define SETUP_PCI 3
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#define SETUP_EFI 4
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#define SETUP_APPLE_PROPERTIES 5
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#define SETUP_JAILHOUSE 6
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#define SETUP_CC_BLOB 7
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#define SETUP_IMA 8
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#define SETUP_RNG_SEED 9
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#define SETUP_ENUM_MAX SETUP_RNG_SEED
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#define SETUP_INDIRECT BIT(31)
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#define SETUP_TYPE_MAX (SETUP_ENUM_MAX | SETUP_INDIRECT)
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/* ram_size flags */
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#define RAMDISK_IMAGE_START_MASK 0x07FF
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#define RAMDISK_PROMPT_FLAG 0x8000
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#define RAMDISK_LOAD_FLAG 0x4000
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/* loadflags */
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#define LOADED_HIGH BIT(0)
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#define KASLR_FLAG BIT(1)
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#define QUIET_FLAG BIT(5)
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#define KEEP_SEGMENTS BIT(6)
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#define CAN_USE_HEAP BIT(7)
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#define XLF_KERNEL_64 BIT(0)
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#define XLF_CAN_BE_LOADED_ABOVE_4G BIT(1)
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#define XLF_EFI_HANDOVER_32 BIT(2)
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#define XLF_EFI_HANDOVER_64 BIT(3)
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#define XLF_EFI_KEXEC BIT(4)
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/* extensible setup data list node */
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struct setup_data {
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__u64 next;
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__u32 type;
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__u32 len;
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__u8 data[];
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};
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/* extensible setup indirect data node */
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struct setup_indirect {
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__u32 type;
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__u32 reserved; /* Reserved, must be set to zero. */
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__u64 len;
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__u64 addr;
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};
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/**
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* struct setup_header - Information needed by Linux to boot
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*
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* See https://www.kernel.org/doc/html/latest/x86/boot.html
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*/
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struct setup_header {
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__u8 setup_sects;
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__u16 root_flags;
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__u32 syssize;
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__u16 ram_size;
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__u16 vid_mode;
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__u16 root_dev;
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__u16 boot_flag;
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__u16 jump;
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__u32 header;
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__u16 version;
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__u32 realmode_swtch;
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__u16 start_sys_seg;
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__u16 kernel_version;
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__u8 type_of_loader;
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__u8 loadflags;
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__u16 setup_move_size;
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__u32 code32_start;
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__u32 ramdisk_image;
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__u32 ramdisk_size;
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__u32 bootsect_kludge; /* Obsolete */
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__u16 heap_end_ptr;
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__u8 ext_loader_ver;
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__u8 ext_loader_type;
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__u32 cmd_line_ptr;
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__u32 initrd_addr_max;
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__u32 kernel_alignment;
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__u8 relocatable_kernel;
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__u8 min_alignment;
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__u16 xloadflags;
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__u32 cmdline_size;
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__u32 hardware_subarch;
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__u64 hardware_subarch_data;
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__u32 payload_offset;
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__u32 payload_length;
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__u64 setup_data;
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__u64 pref_address;
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__u32 init_size;
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__u32 handover_offset;
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__u32 kernel_info_offset;
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} __attribute__((packed));
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struct sys_desc_table {
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__u16 length;
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__u8 table[14];
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};
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struct efi_info {
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__u32 efi_loader_signature;
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__u32 efi_systab;
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__u32 efi_memdesc_size;
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__u32 efi_memdesc_version;
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__u32 efi_memmap;
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__u32 efi_memmap_size;
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__u32 efi_systab_hi;
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__u32 efi_memmap_hi;
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};
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/* The so-called "zeropage" */
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struct boot_params {
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struct screen_info screen_info; /* 0x000 */
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struct apm_bios_info apm_bios_info; /* 0x040 */
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__u8 _pad2[4]; /* 0x054 */
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__u64 tboot_addr; /* 0x058 */
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struct ist_info ist_info; /* 0x060 */
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__u64 acpi_rsdp_addr; /* 0x070 */
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__u8 _pad3[8]; /* 0x078 */
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__u8 hd0_info[16]; /* obsolete! */ /* 0x080 */
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__u8 hd1_info[16]; /* obsolete! */ /* 0x090 */
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struct sys_desc_table sys_desc_table; /* 0x0a0 */
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__u8 _pad4[144]; /* 0x0b0 */
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struct edid_info edid_info; /* 0x140 */
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struct efi_info efi_info; /* 0x1c0 */
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__u32 alt_mem_k; /* 0x1e0 */
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__u32 scratch; /* Scratch field! */ /* 0x1e4 */
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__u8 e820_entries; /* 0x1e8 */
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__u8 eddbuf_entries; /* 0x1e9 */
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__u8 edd_mbr_sig_buf_entries; /* 0x1ea */
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__u8 _pad6[6]; /* 0x1eb */
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struct setup_header hdr; /* setup header */ /* 0x1f1 */
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__u8 _pad7[0x290-0x1f1-sizeof(struct setup_header)];
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__u32 edd_mbr_sig_buffer[EDD_MBR_SIG_MAX]; /* 0x290 */
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struct e820_entry e820_map[E820MAX]; /* 0x2d0 */
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__u8 _pad8[48]; /* 0xcd0 */
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struct edd_info eddbuf[EDDMAXNR]; /* 0xd00 */
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__u8 _pad9[276]; /* 0xeec */
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} __attribute__((packed));
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enum {
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X86_SUBARCH_PC = 0,
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X86_SUBARCH_LGUEST,
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X86_SUBARCH_XEN,
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X86_SUBARCH_INTEL_MID,
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X86_SUBARCH_CE4100,
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X86_NR_SUBARCHS,
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};
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#endif /* _ASM_X86_BOOTPARAM_H */
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