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freebsd
GitHub Repository: freebsd/freebsd-src
 Path: blob/main/sys/powerpc/include/intr_machdep.h
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/*-

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 * SPDX-License-Identifier: BSD-2-Clause

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 *

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 * Copyright (C) 2002 Benno Rice.

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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 Benno Rice ``AS IS'' AND ANY EXPRESS OR

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 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES

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 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.

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 * IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

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 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,

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 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;

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 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,

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 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR

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 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF

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 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

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 */

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#ifndef	_MACHINE_INTR_MACHDEP_H_

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#define	_MACHINE_INTR_MACHDEP_H_

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#define	INTR_VECTORS	256

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#define	MAX_PICS		32

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#define	MAP_IRQ(node, pin)	powerpc_get_irq(node, pin)

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/*

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 * Default base address for MSI messages on PowerPC

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 */

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#define	MSI_INTEL_ADDR_BASE		0xfee00000

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extern device_t root_pic;

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struct trapframe;

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driver_filter_t powerpc_ipi_handler;

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void	intrcnt_add(const char *name, u_long **countp);

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u_int	powerpc_register_pic(device_t, uint32_t, u_int, u_int, u_int);

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u_int	powerpc_get_irq(uint32_t, u_int);

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void	powerpc_dispatch_intr(u_int, struct trapframe *);

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int	powerpc_enable_intr(void);

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int	powerpc_setup_intr(const char *, u_int, driver_filter_t, driver_intr_t,

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	    void *, enum intr_type, void **, int);

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int	powerpc_teardown_intr(void *);

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int	powerpc_bind_intr(u_int irq, u_char cpu);

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int	powerpc_config_intr(int, enum intr_trigger, enum intr_polarity);

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int	powerpc_fw_config_intr(int irq, int sense_code);

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void	powerpc_intr_mask(u_int irq);

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void	powerpc_intr_unmask(u_int irq);

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#endif /* _MACHINE_INTR_MACHDEP_H_ */

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