Author: jhb
Date: Mon Oct 29 20:21:10 2018
New Revision: 339872
URL: https://svnweb.freebsd.org/changeset/base/339872

Log:
  MFC 338101: Merge amd64 and i386 <machine/intr_machdep.h> headers.

Added:
  stable/11/sys/x86/include/intr_machdep.h
     - copied, changed from r338101, head/sys/x86/include/intr_machdep.h
Modified:
  stable/11/sys/amd64/include/intr_machdep.h
  stable/11/sys/i386/include/intr_machdep.h
Directory Properties:
  stable/11/   (props changed)

Modified: stable/11/sys/amd64/include/intr_machdep.h
==============================================================================
--- stable/11/sys/amd64/include/intr_machdep.h  Mon Oct 29 20:08:19 2018        
(r339871)
+++ stable/11/sys/amd64/include/intr_machdep.h  Mon Oct 29 20:21:10 2018        
(r339872)
@@ -29,112 +29,9 @@
 #ifndef __MACHINE_INTR_MACHDEP_H__
 #define        __MACHINE_INTR_MACHDEP_H__
 
-#ifdef _KERNEL
+#include <x86/intr_machdep.h>
 
 /*
- * The maximum number of I/O interrupts we allow.  This number is rather
- * arbitrary as it is just the maximum IRQ resource value.  The interrupt
- * source for a given IRQ maps that I/O interrupt to device interrupt
- * source whether it be a pin on an interrupt controller or an MSI interrupt.
- * The 16 ISA IRQs are assigned fixed IDT vectors, but all other device
- * interrupts allocate IDT vectors on demand.  Currently we have 191 IDT
- * vectors available for device interrupts.  On many systems with I/O APICs,
- * a lot of the IRQs are not used, so this number can be much larger than
- * 191 and still be safe since only interrupt sources in actual use will
- * allocate IDT vectors.
- *
- * The first 255 IRQs (0 - 254) are reserved for ISA IRQs and PCI intline IRQs.
- * IRQ values from 256 to 767 are used by MSI.  When running under the Xen
- * Hypervisor, IRQ values from 768 to 4863 are available for binding to
- * event channel events.  We leave 255 unused to avoid confusion since 255 is
- * used in PCI to indicate an invalid IRQ.
- */
-#define        NUM_MSI_INTS    512
-#define        FIRST_MSI_INT   256
-#ifdef XENHVM
-#include <xen/xen-os.h>
-#include <xen/interface/event_channel.h>
-#define        NUM_EVTCHN_INTS NR_EVENT_CHANNELS
-#define        FIRST_EVTCHN_INT \
-    (FIRST_MSI_INT + NUM_MSI_INTS)
-#define        LAST_EVTCHN_INT \
-    (FIRST_EVTCHN_INT + NUM_EVTCHN_INTS - 1)
-#else
-#define        NUM_EVTCHN_INTS 0
-#endif
-#define        NUM_IO_INTS     (FIRST_MSI_INT + NUM_MSI_INTS + NUM_EVTCHN_INTS)
-
-/*
- * Default base address for MSI messages on x86 platforms.
- */
-#define        MSI_INTEL_ADDR_BASE             0xfee00000
-
-/*
- * - 1 ??? dummy counter.
- * - 2 counters for each I/O interrupt.
- * - 1 counter for each CPU for lapic timer.
- * - 8 counters for each CPU for IPI counters for SMP.
- */
-#ifdef SMP
-#define        INTRCNT_COUNT   (1 + NUM_IO_INTS * 2 + (1 + 8) * MAXCPU)
-#else
-#define        INTRCNT_COUNT   (1 + NUM_IO_INTS * 2 + 1)
-#endif
-
-#ifndef LOCORE
-
-typedef void inthand_t(void);
-
-#define        IDTVEC(name)    __CONCAT(X,name)
-
-struct intsrc;
-
-/*
- * Methods that a PIC provides to mask/unmask a given interrupt source,
- * "turn on" the interrupt on the CPU side by setting up an IDT entry, and
- * return the vector associated with this source.
- */
-struct pic {
-       void (*pic_enable_source)(struct intsrc *);
-       void (*pic_disable_source)(struct intsrc *, int);
-       void (*pic_eoi_source)(struct intsrc *);
-       void (*pic_enable_intr)(struct intsrc *);
-       void (*pic_disable_intr)(struct intsrc *);
-       int (*pic_vector)(struct intsrc *);
-       int (*pic_source_pending)(struct intsrc *);
-       void (*pic_suspend)(struct pic *);
-       void (*pic_resume)(struct pic *, bool suspend_cancelled);
-       int (*pic_config_intr)(struct intsrc *, enum intr_trigger,
-           enum intr_polarity);
-       int (*pic_assign_cpu)(struct intsrc *, u_int apic_id);
-       void (*pic_reprogram_pin)(struct intsrc *);
-       TAILQ_ENTRY(pic) pics;
-};
-
-/* Flags for pic_disable_source() */
-enum {
-       PIC_EOI,
-       PIC_NO_EOI,
-};
-
-/*
- * An interrupt source.  The upper-layer code uses the PIC methods to
- * control a given source.  The lower-layer PIC drivers can store additional
- * private data in a given interrupt source such as an interrupt pin number
- * or an I/O APIC pointer.
- */
-struct intsrc {
-       struct pic *is_pic;
-       struct intr_event *is_event;
-       u_long *is_count;
-       u_long *is_straycount;
-       u_int is_index;
-       u_int is_handlers;
-};
-
-struct trapframe;
-
-/*
  * The following data structure holds per-cpu data, and is placed just
  * above the top of the space used for the NMI and MC# stacks.
  */
@@ -143,53 +40,4 @@ struct nmi_pcpu {
        register_t      __padding;      /* pad to 16 bytes */
 };
 
-#ifdef SMP
-extern cpuset_t intr_cpus;
-#endif
-extern struct mtx icu_lock;
-extern int elcr_found;
-#ifdef SMP
-extern int msix_disable_migration;
-#endif
-
-#ifndef DEV_ATPIC
-void   atpic_reset(void);
-#endif
-/* XXX: The elcr_* prototypes probably belong somewhere else. */
-int    elcr_probe(void);
-enum intr_trigger elcr_read_trigger(u_int irq);
-void   elcr_resume(void);
-void   elcr_write_trigger(u_int irq, enum intr_trigger trigger);
-#ifdef SMP
-void   intr_add_cpu(u_int cpu);
-#endif
-int    intr_add_handler(const char *name, int vector, driver_filter_t filter, 
-                        driver_intr_t handler, void *arg, enum intr_type 
flags, 
-                        void **cookiep);    
-#ifdef SMP
-int    intr_bind(u_int vector, u_char cpu);
-#endif
-int    intr_config_intr(int vector, enum intr_trigger trig,
-    enum intr_polarity pol);
-int    intr_describe(u_int vector, void *ih, const char *descr);
-void   intr_execute_handlers(struct intsrc *isrc, struct trapframe *frame);
-u_int  intr_next_cpu(void);
-struct intsrc *intr_lookup_source(int vector);
-int    intr_register_pic(struct pic *pic);
-int    intr_register_source(struct intsrc *isrc);
-int    intr_remove_handler(void *cookie);
-void   intr_resume(bool suspend_cancelled);
-void   intr_suspend(void);
-void   intr_reprogram(void);
-void   intrcnt_add(const char *name, u_long **countp);
-void   nexus_add_irq(u_long irq);
-int    msi_alloc(device_t dev, int count, int maxcount, int *irqs);
-void   msi_init(void);
-int    msi_map(int irq, uint64_t *addr, uint32_t *data);
-int    msi_release(int *irqs, int count);
-int    msix_alloc(device_t dev, int *irq);
-int    msix_release(int irq);
-
-#endif /* !LOCORE */
-#endif /* _KERNEL */
 #endif /* !__MACHINE_INTR_MACHDEP_H__ */

Modified: stable/11/sys/i386/include/intr_machdep.h
==============================================================================
--- stable/11/sys/i386/include/intr_machdep.h   Mon Oct 29 20:08:19 2018        
(r339871)
+++ stable/11/sys/i386/include/intr_machdep.h   Mon Oct 29 20:21:10 2018        
(r339872)
@@ -1,185 +1,6 @@
 /*-
- * Copyright (c) 2003 John Baldwin <j...@freebsd.org>
- * 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.
- *
- * $FreeBSD$
+ * This file is in the public domain.
  */
+/* $FreeBSD$ */
 
-#ifndef __MACHINE_INTR_MACHDEP_H__
-#define        __MACHINE_INTR_MACHDEP_H__
-
-#ifdef _KERNEL
-
-/*
- * The maximum number of I/O interrupts we allow.  This number is rather
- * arbitrary as it is just the maximum IRQ resource value.  The interrupt
- * source for a given IRQ maps that I/O interrupt to device interrupt
- * source whether it be a pin on an interrupt controller or an MSI interrupt.
- * The 16 ISA IRQs are assigned fixed IDT vectors, but all other device
- * interrupts allocate IDT vectors on demand.  Currently we have 191 IDT
- * vectors available for device interrupts.  On many systems with I/O APICs,
- * a lot of the IRQs are not used, so this number can be much larger than
- * 191 and still be safe since only interrupt sources in actual use will
- * allocate IDT vectors.
- *
- * The first 255 IRQs (0 - 254) are reserved for ISA IRQs and PCI intline IRQs.
- * IRQ values from 256 to 767 are used by MSI.  When running under the Xen
- * Hypervisor, IRQ values from 768 to 4863 are available for binding to
- * event channel events.  We leave 255 unused to avoid confusion since 255 is
- * used in PCI to indicate an invalid IRQ.
- */
-#define        NUM_MSI_INTS    512
-#define        FIRST_MSI_INT   256
-#ifdef XENHVM
-#include <xen/xen-os.h>
-#include <xen/interface/event_channel.h>
-#define        NUM_EVTCHN_INTS NR_EVENT_CHANNELS
-#define        FIRST_EVTCHN_INT \
-    (FIRST_MSI_INT + NUM_MSI_INTS)
-#define        LAST_EVTCHN_INT \
-    (FIRST_EVTCHN_INT + NUM_EVTCHN_INTS - 1)
-#else /* !XENHVM */
-#define        NUM_EVTCHN_INTS 0
-#endif
-#define        NUM_IO_INTS     (FIRST_MSI_INT + NUM_MSI_INTS + NUM_EVTCHN_INTS)
-
-/*
- * Default base address for MSI messages on x86 platforms.
- */
-#define        MSI_INTEL_ADDR_BASE             0xfee00000
-
-/*
- * - 1 ??? dummy counter.
- * - 2 counters for each I/O interrupt.
- * - 1 counter for each CPU for lapic timer.
- * - 8 counters for each CPU for IPI counters for SMP.
- */
-#ifdef SMP
-#define        INTRCNT_COUNT   (1 + NUM_IO_INTS * 2 + (1 + 8) * MAXCPU)
-#else
-#define        INTRCNT_COUNT   (1 + NUM_IO_INTS * 2 + 1)
-#endif
-
-#ifndef LOCORE
-
-typedef void inthand_t(void);
-
-#define        IDTVEC(name)    __CONCAT(X,name)
-
-struct intsrc;
-
-/*
- * Methods that a PIC provides to mask/unmask a given interrupt source,
- * "turn on" the interrupt on the CPU side by setting up an IDT entry, and
- * return the vector associated with this source.
- */
-struct pic {
-       void (*pic_enable_source)(struct intsrc *);
-       void (*pic_disable_source)(struct intsrc *, int);
-       void (*pic_eoi_source)(struct intsrc *);
-       void (*pic_enable_intr)(struct intsrc *);
-       void (*pic_disable_intr)(struct intsrc *);
-       int (*pic_vector)(struct intsrc *);
-       int (*pic_source_pending)(struct intsrc *);
-       void (*pic_suspend)(struct pic *);
-       void (*pic_resume)(struct pic *, bool suspend_cancelled);
-       int (*pic_config_intr)(struct intsrc *, enum intr_trigger,
-           enum intr_polarity);
-       int (*pic_assign_cpu)(struct intsrc *, u_int apic_id);
-       void (*pic_reprogram_pin)(struct intsrc *);
-       TAILQ_ENTRY(pic) pics;
-};
-
-/* Flags for pic_disable_source() */
-enum {
-       PIC_EOI,
-       PIC_NO_EOI,
-};
-
-/*
- * An interrupt source.  The upper-layer code uses the PIC methods to
- * control a given source.  The lower-layer PIC drivers can store additional
- * private data in a given interrupt source such as an interrupt pin number
- * or an I/O APIC pointer.
- */
-struct intsrc {
-       struct pic *is_pic;
-       struct intr_event *is_event;
-       u_long *is_count;
-       u_long *is_straycount;
-       u_int is_index;
-       u_int is_handlers;
-};
-
-struct trapframe;
-
-#ifdef SMP
-extern cpuset_t intr_cpus;
-#endif
-extern struct mtx icu_lock;
-extern int elcr_found;
-#ifdef SMP
-extern int msix_disable_migration;
-#endif
-
-#ifndef DEV_ATPIC
-void   atpic_reset(void);
-#endif
-/* XXX: The elcr_* prototypes probably belong somewhere else. */
-int    elcr_probe(void);
-enum intr_trigger elcr_read_trigger(u_int irq);
-void   elcr_resume(void);
-void   elcr_write_trigger(u_int irq, enum intr_trigger trigger);
-#ifdef SMP
-void   intr_add_cpu(u_int cpu);
-#endif
-int    intr_add_handler(const char *name, int vector, driver_filter_t filter,
-    driver_intr_t handler, void *arg, enum intr_type flags, void **cookiep);
-#ifdef SMP
-int    intr_bind(u_int vector, u_char cpu);
-#endif
-int    intr_config_intr(int vector, enum intr_trigger trig,
-    enum intr_polarity pol);
-int    intr_describe(u_int vector, void *ih, const char *descr);
-void   intr_execute_handlers(struct intsrc *isrc, struct trapframe *frame);
-u_int  intr_next_cpu(void);
-struct intsrc *intr_lookup_source(int vector);
-int    intr_register_pic(struct pic *pic);
-int    intr_register_source(struct intsrc *isrc);
-int    intr_remove_handler(void *cookie);
-void   intr_resume(bool suspend_cancelled);
-void   intr_suspend(void);
-void   intr_reprogram(void);
-void   intrcnt_add(const char *name, u_long **countp);
-void   nexus_add_irq(u_long irq);
-int    msi_alloc(device_t dev, int count, int maxcount, int *irqs);
-void   msi_init(void);
-int    msi_map(int irq, uint64_t *addr, uint32_t *data);
-int    msi_release(int* irqs, int count);
-int    msix_alloc(device_t dev, int *irq);
-int    msix_release(int irq);
-
-#endif /* !LOCORE */
-#endif /* _KERNEL */
-#endif /* !__MACHINE_INTR_MACHDEP_H__ */
+#include <x86/intr_machdep.h>

Copied and modified: stable/11/sys/x86/include/intr_machdep.h (from r338101, 
head/sys/x86/include/intr_machdep.h)
==============================================================================
--- head/sys/x86/include/intr_machdep.h Mon Aug 20 12:31:39 2018        
(r338101, copy source)
+++ stable/11/sys/x86/include/intr_machdep.h    Mon Oct 29 20:21:10 2018        
(r339872)
@@ -1,6 +1,4 @@
 /*-
- * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
- *
  * Copyright (c) 2003 John Baldwin <j...@freebsd.org>
  * All rights reserved.
  *
@@ -132,8 +130,6 @@ struct intsrc {
        u_long *is_straycount;
        u_int is_index;
        u_int is_handlers;
-       u_int is_domain;
-       u_int is_cpu;
 };
 
 struct trapframe;
@@ -158,9 +154,9 @@ void        elcr_write_trigger(u_int irq, enum intr_trigger 
t
 #ifdef SMP
 void   intr_add_cpu(u_int cpu);
 #endif
-int    intr_add_handler(const char *name, int vector, driver_filter_t filter,
-    driver_intr_t handler, void *arg, enum intr_type flags, void **cookiep,
-    int domain);
+int    intr_add_handler(const char *name, int vector, driver_filter_t filter, 
+                        driver_intr_t handler, void *arg, enum intr_type 
flags, 
+                        void **cookiep);    
 #ifdef SMP
 int    intr_bind(u_int vector, u_char cpu);
 #endif
@@ -168,7 +164,7 @@ int intr_config_intr(int vector, enum intr_trigger tri
     enum intr_polarity pol);
 int    intr_describe(u_int vector, void *ih, const char *descr);
 void   intr_execute_handlers(struct intsrc *isrc, struct trapframe *frame);
-u_int  intr_next_cpu(int domain);
+u_int  intr_next_cpu(void);
 struct intsrc *intr_lookup_source(int vector);
 int    intr_register_pic(struct pic *pic);
 int    intr_register_source(struct intsrc *isrc);
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