mirror of
https://github.com/ps5-linux/ps5-linux-loader.git
synced 2026-05-09 00:24:16 +00:00
115 lines
3.3 KiB
C
115 lines
3.3 KiB
C
/*
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* Copyright (C) 2026 Andy Nguyen
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*
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* This software may be modified and distributed under the terms
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* of the MIT license. See the LICENSE file for details.
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*/
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#ifndef __LINUX_H__
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#define __LINUX_H__
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#include <stdint.h>
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#define X86_SUBARCH_PS5 5
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enum e820_type {
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E820_TYPE_RAM = 1,
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E820_TYPE_RESERVED = 2,
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E820_TYPE_ACPI = 3,
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E820_TYPE_NVS = 4,
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E820_TYPE_UNUSABLE = 5,
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E820_TYPE_PMEM = 7,
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E820_TYPE_PRAM = 12,
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E820_TYPE_SOFT_RESERVED = 0xefffffff,
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};
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struct boot_e820_entry {
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uint64_t addr;
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uint64_t size;
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uint32_t type;
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} __attribute__((packed));
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struct setup_header {
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uint8_t setup_sects;
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uint16_t root_flags;
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uint32_t syssize;
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uint16_t ram_size;
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uint16_t vid_mode;
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uint16_t root_dev;
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uint16_t boot_flag;
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uint16_t jump;
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uint32_t header;
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uint16_t version;
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uint32_t realmode_swtch;
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uint16_t start_sys_seg;
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uint16_t kernel_version;
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uint8_t type_of_loader;
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uint8_t loadflags;
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uint16_t setup_move_size;
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uint32_t code32_start;
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uint32_t ramdisk_image;
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uint32_t ramdisk_size;
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uint32_t bootsect_kludge;
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uint16_t heap_end_ptr;
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uint8_t ext_loader_ver;
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uint8_t ext_loader_type;
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uint32_t cmd_line_ptr;
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uint32_t initrd_addr_max;
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uint32_t kernel_alignment;
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uint8_t relocatable_kernel;
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uint8_t min_alignment;
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uint16_t xloadflags;
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uint32_t cmdline_size;
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uint32_t hardware_subarch;
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uint64_t hardware_subarch_data;
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uint32_t payload_offset;
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uint32_t payload_length;
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uint64_t setup_data;
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uint64_t pref_address;
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uint32_t init_size;
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uint32_t handover_offset;
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uint32_t kernel_info_offset;
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} __attribute__((packed));
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#define E820_MAX_ENTRIES_ZEROPAGE 128
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struct boot_params {
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uint8_t screen_info[0x40]; // 0x000
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uint8_t apm_bios_info[0x14]; // 0x040
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uint8_t _pad2[4]; // 0x054
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uint64_t tboot_addr; // 0x058
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uint8_t ist_info[0x10]; // 0x060
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uint64_t acpi_rsdp_addr; // 0x070
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uint8_t _pad3[8]; // 0x078
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uint8_t hd0_info[16]; // 0x080
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uint8_t hd1_info[16]; // 0x090
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uint8_t sys_desc_table[0x10]; // 0x0a0
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uint8_t olpc_ofw_header[0x10]; // 0x0b0
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uint32_t ext_ramdisk_image; // 0x0c0
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uint32_t ext_ramdisk_size; // 0x0c4
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uint32_t ext_cmd_line_ptr; // 0x0c8
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uint8_t _pad4[112]; // 0x0cc
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uint32_t cc_blob_address; // 0x13c
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uint8_t edid_info[0x80]; // 0x140
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uint8_t efi_info[0x20]; // 0x1c0
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uint32_t alt_mem_k; // 0x1e0
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uint32_t scratch; // 0x1e4
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uint8_t e820_entries; // 0x1e8
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uint8_t eddbuf_entries; // 0x1e9
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uint8_t edd_mbr_sig_buf_entries; // 0x1ea
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uint8_t kbd_status; // 0x1eb
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uint8_t secure_boot; // 0x1ec
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uint8_t _pad5[2]; // 0x1ed
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uint8_t sentinel; // 0x1ef
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uint8_t _pad6[1]; // 0x1f0
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struct setup_header hdr; // 0x1f1
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uint8_t _pad7[0x290 - 0x1f1 - sizeof(struct setup_header)];
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uint32_t edd_mbr_sig_buffer[16]; // 0x290
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struct boot_e820_entry e820_table[E820_MAX_ENTRIES_ZEROPAGE]; // 0x2d0
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uint8_t _pad8[48]; // 0xcd0
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uint8_t eddbuf[0x1ec]; // 0xd00
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uint8_t _pad9[276]; // 0xeec
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} __attribute__((packed));
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#endif
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