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54 lines
1.6 KiB
C
54 lines
1.6 KiB
C
/*
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* GRUB -- GRand Unified Bootloader
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* Copyright (C) 2009 Free Software Foundation, Inc.
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*
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* GRUB is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* GRUB is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef GRUB_INTERRUPT_MACHINE_HEADER
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#define GRUB_INTERRUPT_MACHINE_HEADER 1
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#include <grub/symbol.h>
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#include <grub/types.h>
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struct grub_bios_int_registers
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{
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grub_uint32_t eax;
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grub_uint16_t es;
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grub_uint16_t ds;
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grub_uint16_t flags;
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grub_uint16_t dummy;
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grub_uint32_t ebx;
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grub_uint32_t ecx;
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grub_uint32_t edi;
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grub_uint32_t esi;
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grub_uint32_t edx;
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};
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#define GRUB_CPU_INT_FLAGS_CARRY 0x1
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#define GRUB_CPU_INT_FLAGS_PARITY 0x4
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#define GRUB_CPU_INT_FLAGS_ADJUST 0x10
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#define GRUB_CPU_INT_FLAGS_ZERO 0x40
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#define GRUB_CPU_INT_FLAGS_SIGN 0x80
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#define GRUB_CPU_INT_FLAGS_TRAP 0x100
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#define GRUB_CPU_INT_FLAGS_INTERRUPT 0x200
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#define GRUB_CPU_INT_FLAGS_DIRECTION 0x400
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#define GRUB_CPU_INT_FLAGS_OVERFLOW 0x800
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#define GRUB_CPU_INT_FLAGS_DEFAULT GRUB_CPU_INT_FLAGS_INTERRUPT
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void EXPORT_FUNC (grub_bios_interrupt) (grub_uint8_t intno,
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struct grub_bios_int_registers *regs);
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#endif
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