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_KEXEC_KHO 10 17 #define SETUP_ENUM_MAX SETUP_KEXEC_KHO 18 19 #define SETUP_INDIRECT (1<<31) 20 #define SETUP_TYPE_MAX (SETUP_ENUM_MAX | SETUP_INDIRECT) 21 22 #ifndef __ASSEMBLER__ 23 24 #include <linux/types.h> 25 26 /* extensible setup data list node */ 27 struct setup_data { 28 __u64 next; 29 __u32 type; 30 __u32 len; 31 __u8 data[]; 32 }; 33 34 /* extensible setup indirect data node */ 35 struct setup_indirect { 36 __u32 type; 37 __u32 reserved; /* Reserved, must be set to zero. */ 38 __u64 len; 39 __u64 addr; 40 }; 41 42 /* 43 * The E820 memory region entry of the boot protocol ABI: 44 */ 45 struct boot_e820_entry { 46 __u64 addr; 47 __u64 size; 48 __u32 type; 49 } __attribute__((packed)); 50 51 /* 52 * The boot loader is passing platform information via this Jailhouse-specific 53 * setup data structure. 54 */ 55 struct jailhouse_setup_data { 56 struct { 57 __u16 version; 58 __u16 compatible_version; 59 } __attribute__((packed)) hdr; 60 struct { 61 __u16 pm_timer_address; 62 __u16 num_cpus; 63 __u64 pci_mmconfig_base; 64 __u32 tsc_khz; 65 __u32 apic_khz; 66 __u8 standard_ioapic; 67 __u8 cpu_ids[255]; 68 } __attribute__((packed)) v1; 69 struct { 70 __u32 flags; 71 } __attribute__((packed)) v2; 72 } __attribute__((packed)); 73 74 /* 75 * IMA buffer setup data information from the previous kernel during kexec 76 */ 77 struct ima_setup_data { 78 __u64 addr; 79 __u64 size; 80 } __attribute__((packed)); 81 82 /* 83 * Locations of kexec handover metadata 84 */ 85 struct kho_data { 86 __u64 fdt_addr; 87 __u64 fdt_size; 88 __u64 scratch_addr; 89 __u64 scratch_size; 90 } __attribute__((packed)); 91 92 #endif /* __ASSEMBLER__ */ 93 94 #endif /* _UAPI_ASM_X86_SETUP_DATA_H */ 95