1 /* 2 ** Copyright 2021 Haiku, Inc. All rights reserved. 3 ** Distributed under the terms of the MIT License. 4 */ 5 #ifndef KERNEL_ARCH_ARM64_KERNEL_ARGS_H 6 #define KERNEL_ARCH_ARM64_KERNEL_ARGS_H 7 8 #ifndef KERNEL_BOOT_KERNEL_ARGS_H 9 # error This file is included from <boot/kernel_args.h> only 10 #endif 11 12 13 #include <util/FixedWidthPointer.h> 14 #include <boot/interrupt_controller.h> 15 #include <boot/uart.h> 16 17 18 #define _PACKED __attribute__((packed)) 19 20 #define MAX_VIRTUAL_RANGES_TO_KEEP 32 21 22 typedef struct { 23 uint64 phys_pgdir; 24 uint64 vir_pgdir; 25 uint64 next_pagetable; 26 27 // The virtual ranges we want to keep in the kernel. 28 uint32 num_virtual_ranges_to_keep; 29 addr_range virtual_ranges_to_keep[MAX_VIRTUAL_RANGES_TO_KEEP]; 30 31 // needed for UEFI, otherwise kernel acpi support can't find ACPI root 32 FixedWidthPointer<void> acpi_root; 33 FixedWidthPointer<void> fdt; 34 35 uart_info uart; 36 intc_info interrupt_controller; 37 38 } _PACKED arch_kernel_args; 39 40 #endif /* KERNEL_ARCH_ARM64_KERNEL_ARGS_H */ 41