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Annotation of sys/arch/amd64/include/i82093var.h, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: i82093var.h,v 1.1 2004/01/28 01:39:39 mickey Exp $    */
        !             2: /* $NetBSD: i82093var.h,v 1.1 2003/02/26 21:26:10 fvdl Exp $ */
        !             3:
        !             4: /*-
        !             5:  * Copyright (c) 2000 The NetBSD Foundation, Inc.
        !             6:  * All rights reserved.
        !             7:  *
        !             8:  * This code is derived from software contributed to The NetBSD Foundation
        !             9:  * by RedBack Networks Inc.
        !            10:  *
        !            11:  * Author: Bill Sommerfeld
        !            12:  *
        !            13:  * Redistribution and use in source and binary forms, with or without
        !            14:  * modification, are permitted provided that the following conditions
        !            15:  * are met:
        !            16:  * 1. Redistributions of source code must retain the above copyright
        !            17:  *    notice, this list of conditions and the following disclaimer.
        !            18:  * 2. Redistributions in binary form must reproduce the above copyright
        !            19:  *    notice, this list of conditions and the following disclaimer in the
        !            20:  *    documentation and/or other materials provided with the distribution.
        !            21:  * 3. All advertising materials mentioning features or use of this software
        !            22:  *    must display the following acknowledgement:
        !            23:  *        This product includes software developed by the NetBSD
        !            24:  *        Foundation, Inc. and its contributors.
        !            25:  * 4. Neither the name of The NetBSD Foundation nor the names of its
        !            26:  *    contributors may be used to endorse or promote products derived
        !            27:  *    from this software without specific prior written permission.
        !            28:  *
        !            29:  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
        !            30:  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
        !            31:  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
        !            32:  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
        !            33:  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
        !            34:  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
        !            35:  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
        !            36:  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
        !            37:  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
        !            38:  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
        !            39:  * POSSIBILITY OF SUCH DAMAGE.
        !            40:  */
        !            41:
        !            42: #ifndef _X86_I82093VAR_H_
        !            43: #define _X86_I82093VAR_H_
        !            44:
        !            45: #include <machine/apicvar.h>
        !            46:
        !            47: struct ioapic_pin
        !            48: {
        !            49:        struct ioapic_pin       *ip_next;       /* next pin on this vector */
        !            50:        struct mp_intr_map      *ip_map;
        !            51:        int                     ip_vector;      /* IDT vector */
        !            52:        int                     ip_type;
        !            53:        struct cpu_info         *ip_cpu;        /* target CPU */
        !            54: };
        !            55:
        !            56: struct ioapic_softc {
        !            57:        struct pic              sc_pic;
        !            58:        struct ioapic_softc     *sc_next;
        !            59:        int                     sc_apicid;
        !            60:        int                     sc_apic_vers;
        !            61:        int                     sc_apic_vecbase; /* global int base if ACPI */
        !            62:        int                     sc_apic_sz;     /* apic size*/
        !            63:        int                     sc_flags;
        !            64:        paddr_t                 sc_pa;          /* PA of ioapic */
        !            65:        volatile u_int32_t      *sc_reg;        /* KVA of ioapic addr */
        !            66:        volatile u_int32_t      *sc_data;       /* KVA of ioapic data */
        !            67:        struct ioapic_pin       *sc_pins;       /* sc_apic_sz entries */
        !            68: };
        !            69:
        !            70: /*
        !            71:  * MP: intr_handle_t is bitfielded.
        !            72:  * ih&0xff -> legacy irq number.
        !            73:  * ih&0x10000000 -> if 0, old-style isa irq; if 1, routed via ioapic.
        !            74:  * (ih&0xff0000)>>16 -> ioapic id.
        !            75:  * (ih&0x00ff00)>>8 -> ioapic pin.
        !            76:  */
        !            77:
        !            78: #define APIC_INT_VIA_APIC      0x10000000
        !            79: #define APIC_INT_APIC_MASK     0x00ff0000
        !            80: #define APIC_INT_APIC_SHIFT    16
        !            81: #define APIC_INT_PIN_MASK      0x0000ff00
        !            82: #define APIC_INT_PIN_SHIFT     8
        !            83:
        !            84: #define APIC_IRQ_APIC(x) ((x & APIC_INT_APIC_MASK) >> APIC_INT_APIC_SHIFT)
        !            85: #define APIC_IRQ_PIN(x) ((x & APIC_INT_PIN_MASK) >> APIC_INT_PIN_SHIFT)
        !            86: #define APIC_IRQ_ISLEGACY(x) (!((x) & APIC_INT_VIA_APIC))
        !            87: #define APIC_IRQ_LEGACY_IRQ(x) ((x) & 0xff)
        !            88:
        !            89: void *apic_intr_establish(int, int, int, int (*)(void *), void *);
        !            90: void apic_intr_disestablish(void *);
        !            91:
        !            92: void ioapic_print_redir(struct ioapic_softc *, char *, int);
        !            93: void ioapic_format_redir(char *, char *, int, u_int32_t, u_int32_t);
        !            94: struct ioapic_softc *ioapic_find(int);
        !            95: struct ioapic_softc *ioapic_find_bybase(int);
        !            96:
        !            97: void ioapic_enable(void);
        !            98: void lapic_vectorset(void); /* XXX */
        !            99:
        !           100: extern int ioapic_bsp_id;
        !           101: extern int nioapics;
        !           102: extern struct ioapic_softc *ioapics;
        !           103:
        !           104: #endif /* !_X86_I82093VAR_H_ */