be7aab76ec
It can be used to bind specific interrupt to a particular CPU. Requires PIC support for interrupts binding. Reviewed by: wma Obtained from: Semihalf Sponsored by: Cavium Differential Revision: https://reviews.freebsd.org/D5122
177 lines
3.5 KiB
Objective-C
177 lines
3.5 KiB
Objective-C
#-
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# Copyright (c) 1998 Doug Rabson
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# All rights reserved.
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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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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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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# from: src/sys/kern/bus_if.m,v 1.21 2002/04/21 11:16:10 markm Exp
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# $FreeBSD$
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#
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#include <sys/bus.h>
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#include <sys/cpuset.h>
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#include <machine/frame.h>
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INTERFACE pic;
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CODE {
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static int pic_bind_default(device_t dev, u_int irq, u_int cpu)
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{
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return (EOPNOTSUPP);
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}
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static void pic_translate_code_default(device_t dev, u_int irq,
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int code, enum intr_trigger *trig, enum intr_polarity *pol)
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{
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*trig = INTR_TRIGGER_CONFORM;
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*pol = INTR_POLARITY_CONFORM;
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}
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static void pic_pre_ithread(device_t dev, u_int irq)
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{
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PIC_MASK(dev, irq);
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PIC_EOI(dev, irq);
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}
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static void pic_post_ithread(device_t dev, u_int irq)
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{
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PIC_UNMASK(dev, irq);
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}
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static void pic_post_filter(device_t dev, u_int irq)
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{
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PIC_EOI(dev, irq);
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}
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};
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METHOD int bind {
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device_t dev;
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u_int irq;
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u_int cpu;
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} DEFAULT pic_bind_default;
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METHOD void translate_code {
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device_t dev;
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u_int irq;
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int code;
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enum intr_trigger *trig;
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enum intr_polarity *pol;
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} DEFAULT pic_translate_code_default;
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METHOD void config {
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device_t dev;
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u_int irq;
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enum intr_trigger trig;
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enum intr_polarity pol;
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};
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METHOD void dispatch {
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device_t dev;
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struct trapframe *tf;
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};
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METHOD void enable {
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device_t dev;
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u_int irq;
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u_int vector;
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};
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METHOD void pre_ithread {
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device_t dev;
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u_int irq;
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} DEFAULT pic_pre_ithread;
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METHOD void post_ithread {
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device_t dev;
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u_int irq;
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} DEFAULT pic_post_ithread;
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METHOD void post_filter {
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device_t dev;
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u_int irq;
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} DEFAULT pic_post_filter;
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METHOD void eoi {
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device_t dev;
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u_int irq;
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};
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METHOD void ipi {
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device_t dev;
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u_int cpu;
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};
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METHOD void mask {
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device_t dev;
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u_int irq;
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};
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METHOD void unmask {
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device_t dev;
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u_int irq;
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};
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METHOD void init_secondary {
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device_t dev;
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};
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METHOD void ipi_send {
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device_t dev;
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cpuset_t cpus;
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u_int ipi;
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};
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METHOD int alloc_msi {
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device_t dev;
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device_t pci_dev;
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int count;
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int *irqs;
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};
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METHOD int alloc_msix {
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device_t dev;
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device_t pci_dev;
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int *irq;
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};
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METHOD int map_msi {
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device_t dev;
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device_t pci_dev;
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int irq;
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uint64_t *addr;
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uint32_t *data;
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};
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METHOD int release_msi {
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device_t dev;
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device_t pci_dev;
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int count;
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int *irqs;
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};
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METHOD int release_msix {
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device_t dev;
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device_t pci_dev;
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int irq;
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};
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