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

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/*
* Copyright (c) 2011, 2012, 2013, 2014 Jonas 'Sortie' Termansen.
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
* x86-family/pic.h
* Driver for the Programmable Interrupt Controller.
*/
#ifndef SORTIX_X86_FAMILY_PIC_H
#define SORTIX_X86_FAMILY_PIC_H
namespace Sortix {
namespace PIC {
uint16_t ReadIRR();
uint16_t ReadISR();
bool IsSpuriousIRQ(unsigned int irq);
extern "C" void ReprogramPIC();
extern "C" void DeprogramPIC();
void SendMasterEOI();
void SendSlaveEOI();
void SendEOI(unsigned int irq);
} // namespace PIC
} // namespace Sortix
#endif