bb2b9370c7
U2P bridges as a time counter.
74 lines
3.4 KiB
C
74 lines
3.4 KiB
C
/*
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* Copyright (c) 1992, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This software was developed by the Computer Systems Engineering group
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* at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
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* contributed to Berkeley.
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*
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* All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Lawrence Berkeley Laboratory.
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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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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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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* form: @(#)sbusreg.h 8.1 (Berkeley) 6/11/93
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* from: NetBSD: iommureg.h,v 1.6 2001/07/20 00:07:13 eeh Exp
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*
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* $FreeBSD$
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*/
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#ifndef _MACHINE_BUS_COMMON_H_
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#define _MACHINE_BUS_COMMON_H_
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#define INTMAP_V 0x080000000LL /* Interrupt valid (enabled) */
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#define INTMAP_TID 0x07c000000LL /* UPA target ID mask */
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#define INTMAP_IGN 0x0000007c0LL /* Interrupt group no (sbus only). */
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#define INTMAP_INO 0x00000003fLL /* Interrupt number */
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#define INTMAP_INR (INTMAP_IGN | INTMAP_INO)
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#define INTMAP_SBUSSLOT 0x000000018LL /* SBUS slot # */
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#define INTMAP_PCIBUS 0x000000010LL /* PCI bus number (A or B) */
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#define INTMAP_PCISLOT 0x00000000cLL /* PCI slot # */
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#define INTMAP_PCIINT 0x000000003LL /* PCI interrupt #A,#B,#C,#D */
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#define INTMAP_OBIO 0x000000020LL /* Onboard device */
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#define INTMAP_LSHIFT 11 /* Encode level in vector */
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#define INTLEVENCODE(x) (((x) & 0x0f) << INTMAP_LSHIFT)
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#define INTLEV(x) (((x) >> INTMAP_LSHIFT) & 0x0f)
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#define INTVEC(x) ((x) & INTMAP_INR)
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#define INTSLOT(x) (((x) >> 3) & 0x7)
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#define INTPRI(x) ((x) & 0x7)
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#define INTINO(x) ((x) & INTMAP_INO)
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/* counter-timer support. */
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void sparc64_counter_init(bus_space_tag_t tag, bus_space_handle_t handle,
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bus_addr_t offset);
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#endif /* !_MACHINE_BUS_COMMON_H_ */
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