b4d2f3a8e7
git-svn-id: file:///srv/svn/repos/haiku/trunk/current@4972 a95241bf-73f2-0310-859d-f6bbb57e9c96
44 lines
1013 B
C
44 lines
1013 B
C
/*
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** Copyright 2001-2002, Travis Geiselbrecht. All rights reserved.
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** Distributed under the terms of the NewOS License.
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*/
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#ifndef KERNEL_ARCH_x86_KERNEL_ARGS_H
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#define KERNEL_ARCH_x86_KERNEL_ARGS_H
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#ifndef KERNEL_BOOT_KERNEL_ARGS_H
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# error This file is included from <boot/kernel_args.h> only
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#endif
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#define MAX_BOOT_PTABLES 4
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#define _PACKED __attribute__((packed))
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#define IDT_LIMIT 0x800
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#define GDT_LIMIT 0x800
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// kernel args
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typedef struct {
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// architecture specific
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uint32 system_time_cv_factor;
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uint32 phys_pgdir;
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uint32 vir_pgdir;
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uint32 num_pgtables;
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uint32 pgtables[MAX_BOOT_PTABLES];
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uint32 phys_idt;
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uint32 vir_idt;
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uint32 phys_gdt;
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uint32 vir_gdt;
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uint32 page_hole;
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// smp stuff
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uint32 apic_time_cv_factor; // apic ticks per second
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uint32 apic_phys;
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uint32 *apic;
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uint32 ioapic_phys;
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uint32 *ioapic;
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uint32 cpu_apic_id[MAX_BOOT_CPUS];
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uint32 cpu_os_id[MAX_BOOT_CPUS];
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uint32 cpu_apic_version[MAX_BOOT_CPUS];
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} arch_kernel_args;
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#endif /* KERNEL_ARCH_x86_KERNEL_ARGS_H */
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