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sortix--sortix/kernel/x86-family/x86-family.h

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/*******************************************************************************
Copyright(C) Jonas 'Sortie' Termansen 2011, 2012.
This file is part of Sortix.
Sortix is free software: you can redistribute it and/or modify it under the
terms of the GNU General Public License as published by the Free Software
Foundation, either version 3 of the License, or (at your option) any later
version.
Sortix is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
details.
You should have received a copy of the GNU General Public License along with
Sortix. If not, see <http://www.gnu.org/licenses/>.
x86-family/x86-family.h
CPU stuff for the x86 CPU family.
*******************************************************************************/
#ifndef SORTIX_X86_FAMILY_H
#define SORTIX_X86_FAMILY_H
#include <stddef.h>
#include <stdint.h>
namespace Sortix {
namespace CPU {
void OutPortB(uint16_t port, uint8_t value);
void OutPortW(uint16_t port, uint16_t value);
void OutPortL(uint16_t port, uint32_t value);
uint8_t InPortB(uint16_t port);
uint16_t InPortW(uint16_t port);
uint32_t InPortL(uint16_t port);
void Reboot();
void ShutDown();
} // namespace CPU
} // namespace Sortix
namespace Sortix {
const size_t FLAGS_CARRY = 1 << 0; // 0x000001
const size_t FLAGS_RESERVED1 = 1 << 1; // 0x000002, read as one
const size_t FLAGS_PARITY = 1 << 2; // 0x000004
const size_t FLAGS_RESERVED2 = 1 << 3; // 0x000008
const size_t FLAGS_AUX = 1 << 4; // 0x000010
const size_t FLAGS_RESERVED3 = 1 << 5; // 0x000020
const size_t FLAGS_ZERO = 1 << 6; // 0x000040
const size_t FLAGS_SIGN = 1 << 7; // 0x000080
const size_t FLAGS_TRAP = 1 << 8; // 0x000100
const size_t FLAGS_INTERRUPT = 1 << 9; // 0x000200
const size_t FLAGS_DIRECTION = 1 << 10; // 0x000400
const size_t FLAGS_OVERFLOW = 1 << 11; // 0x000800
const size_t FLAGS_IOPRIVLEVEL = 1 << 12) | 1 << 13;
const size_t FLAGS_NESTEDTASK = 1 << 14; // 0x004000
const size_t FLAGS_RESERVED4 = 1 << 15; // 0x008000
const size_t FLAGS_RESUME = 1 << 16; // 0x010000
const size_t FLAGS_VIRTUAL8086 = 1 << 17; // 0x020000
const size_t FLAGS_ALIGNCHECK = 1 << 18; // 0x040000
const size_t FLAGS_VIRTINTR = 1 << 19; // 0x080000
const size_t FLAGS_VIRTINTRPEND = 1 << 20; // 0x100000
const size_t FLAGS_ID = 1 << 21; // 0x200000
} // namespace Sortix
#endif