1 /*- 2 * Copyright (c) 2003 John Baldwin <jhb@FreeBSD.org> 3 * Copyright (c) 2008 The DragonFly Project. 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. Neither the name of the author nor the names of any co-contributors 15 * may be used to endorse or promote products derived from this software 16 * without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28 * SUCH DAMAGE. 29 * 30 * $FreeBSD: src/sys/i386/include/apicvar.h,v 1.5 2003/11/14 22:21:30 peter Exp $ 31 * $DragonFly: src/sys/platform/pc64/apic/apicvar.h,v 1.1 2008/08/29 17:07:12 dillon Exp $ 32 */ 33 34 #ifndef _MACHINE_APICVAR_H_ 35 #define _MACHINE_APICVAR_H_ 36 37 /* 38 * Local && I/O APIC variable definitions. 39 */ 40 41 #define LVT_LINT0 0 42 #define LVT_LINT1 1 43 #define LVT_TIMER 2 44 #define LVT_ERROR 3 45 #define LVT_PMC 4 46 #define LVT_THERMAL 5 47 #define LVT_MAX LVT_THERMAL 48 49 #ifndef LOCORE 50 51 #define APIC_IPI_DEST_SELF -1 52 #define APIC_IPI_DEST_ALL -2 53 #define APIC_IPI_DEST_OTHERS -3 54 55 /* 56 * An APIC enumerator is a psuedo bus driver that enumerates APIC's including 57 * CPU's and I/O APIC's. 58 */ 59 struct apic_enumerator { 60 const char *apic_name; 61 int (*apic_probe)(void); 62 int (*apic_probe_cpus)(void); 63 int (*apic_setup_local)(void); 64 int (*apic_setup_io)(void); 65 SLIST_ENTRY(apic_enumerator) apic_next; 66 }; 67 68 u_int apic_irq_to_idt(u_int irq); 69 u_int apic_idt_to_irq(u_int vector); 70 void apic_register_enumerator(struct apic_enumerator *enumerator); 71 void *ioapic_create(uintptr_t addr, int32_t id, int intbase); 72 int ioapic_disable_pin(void *cookie, u_int pin); 73 void ioapic_enable_mixed_mode(void); 74 int ioapic_get_vector(void *cookie, u_int pin); 75 int ioapic_next_logical_cluster(void); 76 void ioapic_register(void *cookie); 77 int ioapic_remap_vector(void *cookie, u_int pin, int vector); 78 int ioapic_set_extint(void *cookie, u_int pin); 79 int ioapic_set_nmi(void *cookie, u_int pin); 80 int ioapic_set_polarity(void *cookie, u_int pin, char activehi); 81 int ioapic_set_triggermode(void *cookie, u_int pin, char edgetrigger); 82 int ioapic_set_smi(void *cookie, u_int pin); 83 void lapic_create(u_int apic_id, int boot_cpu); 84 void lapic_disable(void); 85 void lapic_dump(const char *str); 86 void lapic_enable_intr(u_int vector); 87 void lapic_eoi(void); 88 int lapic_id(void); 89 int lapic_intr_pending(u_int vector); 90 void lapic_ipi_raw(register_t icrlo, u_int dest); 91 void lapic_ipi_vectored(u_int vector, int dest); 92 int lapic_ipi_wait(int delay); 93 void lapic_handle_intr(struct intrframe *frame); 94 void lapic_set_logical_id(u_int apic_id, u_int cluster, u_int cluster_id); 95 int lapic_set_lvt_mask(u_int apic_id, u_int lvt, u_char masked); 96 int lapic_set_lvt_mode(u_int apic_id, u_int lvt, u_int32_t mode); 97 int lapic_set_lvt_polarity(u_int apic_id, u_int lvt, u_char activehi); 98 int lapic_set_lvt_triggermode(u_int apic_id, u_int lvt, u_char edgetrigger); 99 void lapic_setup(void); 100 101 #endif /* !LOCORE */ 102 #endif /* _MACHINE_APICVAR_H_ */ 103