Current Path : /sys/ia64/include/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
Current File : //sys/ia64/include/intr.h |
/*- * Copyright (c) 2007-2010 Marcel Moolenaar * Copyright (c) 1998 Doug Rabson * All rights reserved. * * 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. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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. * * $FreeBSD: release/9.1.0/sys/ia64/include/intr.h 205726 2010-03-27 05:40:50Z marcel $ */ #ifndef _MACHINE_INTR_H_ #define _MACHINE_INTR_H_ #define IA64_NXIVS 256 /* External Interrupt Vectors */ #define IA64_MIN_XIV 16 #define IA64_MAX_HWPRIO 14 struct pcpu; struct sapic; struct thread; struct trapframe; /* * Layout of the Processor Interrupt Block. */ struct ia64_pib { uint64_t ib_ipi[65536][2]; /* 64K-way IPIs (1MB area). */ uint8_t _rsvd1[0xe0000]; uint8_t ib_inta; /* Generate INTA cycle. */ uint8_t _rsvd2[7]; uint8_t ib_xtp; /* External Task Priority. */ uint8_t _rsvd3[7]; uint8_t _rsvd4[0x1fff0]; }; enum ia64_xiv_use { IA64_XIV_FREE, IA64_XIV_ARCH, /* Architecturally defined. */ IA64_XIV_PLAT, /* Platform defined. */ IA64_XIV_IPI, /* Used for IPIs. */ IA64_XIV_IRQ /* Used for external interrupts. */ }; typedef u_int (ia64_ihtype)(struct thread *, u_int, struct trapframe *); extern struct ia64_pib *ia64_pib; void ia64_bind_intr(void); void ia64_handle_intr(struct trapframe *); int ia64_setup_intr(const char *, int, driver_filter_t, driver_intr_t, void *, enum intr_type, void **); int ia64_teardown_intr(void *); void ia64_xiv_init(void); u_int ia64_xiv_alloc(u_int, enum ia64_xiv_use, ia64_ihtype); int ia64_xiv_free(u_int, enum ia64_xiv_use); int ia64_xiv_reserve(u_int, enum ia64_xiv_use, ia64_ihtype); int sapic_bind_intr(u_int, struct pcpu *); int sapic_config_intr(u_int, enum intr_trigger, enum intr_polarity); struct sapic *sapic_create(u_int, u_int, uint64_t); int sapic_enable(struct sapic *, u_int, u_int); void sapic_eoi(struct sapic *, u_int); struct sapic *sapic_lookup(u_int, u_int *); void sapic_mask(struct sapic *, u_int); void sapic_unmask(struct sapic *, u_int); #ifdef DDB void sapic_print(struct sapic *, u_int); #endif #endif /* !_MACHINE_INTR_H_ */