f0c8263e55
'struct vm *'. Previously it used to be a 'void *' but there is no reason to hide the actual type from the handler. Discussed with: tychon MFC after: 1 week
58 lines
2.2 KiB
C
58 lines
2.2 KiB
C
/*-
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* Copyright (c) 2014 Tycho Nightingale <tycho.nightingale@pluribusnetworks.com>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _VATPIC_H_
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#define _VATPIC_H_
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#include <isa/isareg.h>
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#define ICU_IMR_OFFSET 1
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#define IO_ELCR1 0x4d0
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#define IO_ELCR2 0x4d1
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struct vatpic *vatpic_init(struct vm *vm);
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void vatpic_cleanup(struct vatpic *vatpic);
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int vatpic_master_handler(struct vm *vm, int vcpuid, bool in, int port,
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int bytes, uint32_t *eax);
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int vatpic_slave_handler(struct vm *vm, int vcpuid, bool in, int port,
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int bytes, uint32_t *eax);
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int vatpic_elc_handler(struct vm *vm, int vcpuid, bool in, int port, int bytes,
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uint32_t *eax);
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int vatpic_assert_irq(struct vm *vm, int irq);
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int vatpic_deassert_irq(struct vm *vm, int irq);
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int vatpic_pulse_irq(struct vm *vm, int irq);
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int vatpic_set_irq_trigger(struct vm *vm, int irq, enum vm_intr_trigger trigger);
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void vatpic_pending_intr(struct vm *vm, int *vecptr);
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void vatpic_intr_accepted(struct vm *vm, int vector);
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#endif /* _VATPIC_H_ */
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