61 lines
2.2 KiB
C
61 lines
2.2 KiB
C
/*-
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* Copyright (c) 2001 Doug Rabson
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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 AND CONTRIBUTORS ``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 _MACHINE_SAPICVAR_H_
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#define _MACHINE_SAPICVAR_H_
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struct sapic {
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int sa_id; /* I/O SAPIC Id */
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int sa_base; /* ACPI vector base */
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int sa_limit; /* last ACPI vector handled here */
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vm_offset_t sa_registers; /* virtual address of sapic */
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};
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#define SAPIC_TRIGGER_EDGE 0
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#define SAPIC_TRIGGER_LEVEL 1
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#define SAPIC_POLARITY_HIGH 0
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#define SAPIC_POLARITY_LOW 1
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#define SAPIC_DELMODE_FIXED 0
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#define SAPIC_DELMODE_LOWPRI 1
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#define SAPIC_DELMODE_PMI 2
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#define SAPIC_DELMODE_NMI 4
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#define SAPIC_DELMODE_INIT 5
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#define SAPIC_DELMODE_EXTINT 7
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struct sapic *sapic_create(int id, int base, u_int64_t address);
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void sapic_enable(struct sapic *sa, int input, int vector,
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int trigger_mode, int polarity);
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void sapic_eoi(struct sapic *sa, int vector);
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#ifdef DDB
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void sapic_print(struct sapic *sa, int input);
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#endif
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#endif /* ! _MACHINE_SAPICVAR_H_ */
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