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freebsd/sys/sparc64/include/bus_common.h
Marius Strobl 8bf72e61a7 - Add macros for the states of the interrupt clear registers.
- Change INTMAP_VEC() to take an INO as its second argument rather
  than an INR. The former is what I actually intended with this
  macro and how it's currently used.
2009-12-22 21:48:18 +00:00

76 lines
3.5 KiB
C

/*-
* Copyright (c) 1992, 1993
* The Regents of the University of California. All rights reserved.
*
* This software was developed by the Computer Systems Engineering group
* at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
* contributed to Berkeley.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* form: @(#)sbusreg.h 8.1 (Berkeley) 6/11/93
* from: NetBSD: iommureg.h,v 1.6 2001/07/20 00:07:13 eeh Exp
*
* $FreeBSD$
*/
#ifndef _MACHINE_BUS_COMMON_H_
#define _MACHINE_BUS_COMMON_H_
#define INTCLR_PENDING 0x000000003ULL /* Interrupt queued to CPU */
#define INTCLR_RECEIVED 0x000000001ULL /* Interrupt received */
#define INTCLR_IDLE 0x000000000ULL /* Interrupt idle */
#define INTMAP_V 0x080000000ULL /* Interrupt valid (enabled) */
#define INTMAP_TID_MASK 0x07c000000ULL /* UPA target ID */
#define INTMAP_TID_SHIFT 26
#define INTMAP_IGN_MASK 0x0000007c0ULL /* Interrupt group no. */
#define INTMAP_IGN_SHIFT 6
#define INTMAP_INO_MASK 0x00000003fULL /* Interrupt number */
#define INTMAP_INR_MASK (INTMAP_IGN_MASK | INTMAP_INO_MASK)
#define INTMAP_SBUSSLOT_MASK 0x000000018ULL /* SBus slot # */
#define INTMAP_PCIBUS_MASK 0x000000010ULL /* PCI bus number (A or B) */
#define INTMAP_PCISLOT_MASK 0x00000000cULL /* PCI slot # */
#define INTMAP_PCIINT_MASK 0x000000003ULL /* PCI interrupt #A,#B,#C,#D */
#define INTMAP_OBIO_MASK 0x000000020ULL /* Onboard device */
#define INTIGN(x) (((x) & INTMAP_IGN_MASK) >> INTMAP_IGN_SHIFT)
#define INTVEC(x) ((x) & INTMAP_INR_MASK)
#define INTSLOT(x) (((x) >> 3) & 0x7)
#define INTPRI(x) ((x) & 0x7)
#define INTINO(x) ((x) & INTMAP_INO_MASK)
#define INTMAP_ENABLE(mr, mid) \
(INTMAP_TID((mr), (mid)) | INTMAP_V)
#define INTMAP_TID(mr, mid) \
(((mr) & ~INTMAP_TID_MASK) | ((mid) << INTMAP_TID_SHIFT))
#define INTMAP_VEC(ign, ino) \
((((ign) << INTMAP_IGN_SHIFT) & INTMAP_IGN_MASK) | \
((ino) & INTMAP_INO_MASK))
/* counter-timer support. */
void sparc64_counter_init(const char *name, bus_space_tag_t tag,
bus_space_handle_t handle, bus_addr_t offset);
#endif /* !_MACHINE_BUS_COMMON_H_ */