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authorgrehan <grehan@FreeBSD.org>2012-10-26 13:40:12 +0000
committergrehan <grehan@FreeBSD.org>2012-10-26 13:40:12 +0000
commit1372a368e0c75317b5fcf37426faaabc995735c9 (patch)
tree30ac51b1ff13c133148c0f32361982bc2c0ec0a2 /lib/libvmmapi
parentcbd59fc940c5caaf0cde3410c8772176220fd1a1 (diff)
downloadFreeBSD-src-1372a368e0c75317b5fcf37426faaabc995735c9.zip
FreeBSD-src-1372a368e0c75317b5fcf37426faaabc995735c9.tar.gz
Remove mptable generation code from libvmmapi and move it to bhyve.
Firmware tables require too much knowledge of system configuration, and it's difficult to pass that information in general terms to a library. The upcoming ACPI work exposed this - it will also livein bhyve. Also, remove code specific to NetApp from the mptable name, and remove the -n option from bhyve. Reviewed by: neel Obtained from: NetApp
Diffstat (limited to 'lib/libvmmapi')
-rw-r--r--lib/libvmmapi/Makefile2
-rw-r--r--lib/libvmmapi/mptable.c342
-rw-r--r--lib/libvmmapi/mptable.h170
-rw-r--r--lib/libvmmapi/vmmapi.c13
-rw-r--r--lib/libvmmapi/vmmapi.h2
5 files changed, 1 insertions, 528 deletions
diff --git a/lib/libvmmapi/Makefile b/lib/libvmmapi/Makefile
index 82dde08..93d3c85 100644
--- a/lib/libvmmapi/Makefile
+++ b/lib/libvmmapi/Makefile
@@ -1,7 +1,7 @@
# $FreeBSD$
LIB= vmmapi
-SRCS= vmmapi.c vmmapi_freebsd.c mptable.c
+SRCS= vmmapi.c vmmapi_freebsd.c
INCS= vmmapi.h
WARNS?= 2
diff --git a/lib/libvmmapi/mptable.c b/lib/libvmmapi/mptable.c
deleted file mode 100644
index 048ea2d..0000000
--- a/lib/libvmmapi/mptable.c
+++ /dev/null
@@ -1,342 +0,0 @@
-/*-
- * Copyright (c) 2011 NetApp, Inc.
- * 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 NETAPP, INC ``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 NETAPP, INC 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.
- *
- * $FreeBSD$
- */
-
-#include <sys/cdefs.h>
-__FBSDID("$FreeBSD$");
-
-#include <sys/types.h>
-#include <sys/mman.h>
-
-#include <stdio.h>
-#include <string.h>
-#include <machine/vmm.h>
-#include <machine/vmm_dev.h>
-
-#include "vmmapi.h"
-#include "mptable.h"
-
-#define LAPIC_PADDR (0xFEE00000)
-#define LAPIC_VERSION (16)
-
-#define IOAPIC_PADDR (0xFEC00000)
-#define IOAPIC_VERSION (0x11)
-
-extern int errno;
-
-static uint8_t
-mp_compute_checksum(void *base, size_t len)
-{
- uint8_t *bytes = base;
- uint8_t sum = 0;
- for(; len > 0; len--) {
- sum += *bytes++;
- }
- return 256 - sum;
-}
-
-static void
-mp_build_mpfp(struct mp_floating_pointer *mpfp, vm_paddr_t mpfp_gpa)
-{
- memset(mpfp, 0, sizeof(*mpfp));
- memcpy(mpfp->signature, MPFP_SIGNATURE, MPFP_SIGNATURE_LEN);
- mpfp->mptable_paddr = mpfp_gpa + sizeof(*mpfp);
- mpfp->specrev = MP_SPECREV;
- mpfp->feature2 = 0;
- mpfp->checksum = mp_compute_checksum(mpfp, sizeof(*mpfp));
-}
-
-static void
-mp_build_mpch(struct mp_config_hdr *mpch)
-{
- memset(mpch, 0, sizeof(*mpch));
- mpch->specrev = MP_SPECREV;
- memcpy(mpch->signature, MPCH_SIGNATURE, MPCH_SIGNATURE_LEN);
- memcpy(mpch->oemid, MPCH_OEMID, MPCH_OEMID_LEN);
- memcpy(mpch->prodid, MPCH_PRODID, MPCH_PRODID_LEN);
- mpch->lapic_paddr = LAPIC_PADDR;
-
-
-}
-
-static void
-mp_build_proc_entries(struct mpe_proc *mpep, int num_proc)
-{
- int i;
-
- for (i = 0; i < num_proc; i++) {
- memset(mpep, 0, sizeof(*mpep));
- mpep->entry_type = MP_ENTRY_PROC;
- mpep->lapic_id = i; // XXX
- mpep->lapic_version = LAPIC_VERSION;
- mpep->proc_flags = (i == 0)?MPEP_FLAGS_BSP:0;
- mpep->proc_flags |= MPEP_FLAGS_EN;
- mpep->proc_signature = MPEP_SIGNATURE;
- mpep->feature_flags = MPEP_FEATURES;
- mpep++;
- }
-
-}
-
-static void
-mp_build_bus_entries(struct mpe_bus *mpeb)
-{
- memset(mpeb, 0, sizeof(*mpeb));
- mpeb->entry_type = MP_ENTRY_BUS;
- mpeb->busid = MPE_BUSID_ISA;
- memcpy(mpeb->busname, MPE_BUSNAME_ISA, MPE_BUSNAME_LEN);
- mpeb++;
-
- memset(mpeb, 0, sizeof(*mpeb));
- mpeb->entry_type = MP_ENTRY_BUS;
- mpeb->busid = MPE_BUSID_PCI;
- memcpy(mpeb->busname, MPE_BUSNAME_PCI, MPE_BUSNAME_LEN);
-
-}
-
-static void
-mp_build_ioapic_entries(struct mpe_ioapic *mpei, int id)
-{
- memset(mpei, 0, sizeof(*mpei));
- mpei->entry_type = MP_ENTRY_IOAPIC;
- mpei->ioapic_id = id;
- mpei->ioapic_version = IOAPIC_VERSION;
- mpei->ioapic_flags = MPE_IOAPIC_FLAG_EN;
- mpei->ioapic_paddr = IOAPIC_PADDR;
-}
-
-#ifdef notyet
-static void
-mp_build_ioint_entries(struct mpe_ioint *mpeii, int num_pins, int id)
-{
- int pin;
-
- /*
- * The following config is taken from kernel mptable.c
- * mptable_parse_default_config_ints(...), for now
- * just use the default config, tweek later if needed.
- */
-
-
- /* Run through all 16 pins. */
- for (pin = 0; pin < num_pins; pin++) {
- memset(mpeii, 0, sizeof(*mpeii));
- mpeii->entry_type = MP_ENTRY_IOINT;
- mpeii->src_bus_id = MPE_BUSID_ISA;
- mpeii->dst_apic_id = id;
-
- /*
- * All default configs route IRQs from bus 0 to the first 16 pins
- * of the first I/O APIC with an APIC ID of 2.
- */
- mpeii->dst_apic_intin = pin;
- switch (pin) {
- case 0:
- /* Pin 0 is an ExtINT pin. */
- mpeii->intr_type = MPEII_INTR_EXTINT;
- break;
- case 2:
- /* IRQ 0 is routed to pin 2. */
- mpeii->intr_type = MPEII_INTR_INT;
- mpeii->src_bus_irq = 0;
- break;
- case 5:
- case 10:
- case 11:
- /*
- * PCI Irqs set to level triggered.
- */
- mpeii->intr_flags = MPEII_FLAGS_TRIGMODE_LEVEL;
- mpeii->src_bus_id = MPE_BUSID_PCI;
- default:
- /* All other pins are identity mapped. */
- mpeii->intr_type = MPEII_INTR_INT;
- mpeii->src_bus_irq = pin;
- break;
- }
- mpeii++;
- }
-
-}
-
-#define COPYSTR(dest, src, bytes) \
- memcpy(dest, src, bytes); \
- str[bytes] = 0;
-
-
-static void
-mptable_dump(struct mp_floating_pointer *mpfp, struct mp_config_hdr *mpch)
-{
- static char str[16];
- int i;
- char *cur;
-
- union mpe {
- struct mpe_proc *proc;
- struct mpe_bus *bus;
- struct mpe_ioapic *ioapic;
- struct mpe_ioint *ioint;
- struct mpe_lint *lnit;
- char *p;
- };
-
- union mpe mpe;
-
- printf(" MP Floating Pointer :\n");
- COPYSTR(str, mpfp->signature, 4);
- printf(" signature: %s\n", str);
- printf(" mpch paddr: %x\n", mpfp->mptable_paddr);
- printf(" length: %x\n", mpfp->length);
- printf(" specrec: %x\n", mpfp->specrev);
- printf(" checksum: %x\n", mpfp->checksum);
- printf(" feature1: %x\n", mpfp->feature1);
- printf(" feature2: %x\n", mpfp->feature2);
- printf(" feature3: %x\n", mpfp->feature3);
- printf(" feature4: %x\n", mpfp->feature4);
-
- printf(" MP Configuration Header :\n");
- COPYSTR(str, mpch->signature, 4);
- printf(" signature: %s\n", str);
- printf(" length: %x\n", mpch->length);
- printf(" specrec: %x\n", mpch->specrev);
- printf(" checksum: %x\n", mpch->checksum);
- COPYSTR(str, mpch->oemid, MPCH_OEMID_LEN);
- printf(" oemid: %s\n", str);
- COPYSTR(str, mpch->prodid, MPCH_PRODID_LEN);
- printf(" prodid: %s\n", str);
- printf(" oem_ptr: %x\n", mpch->oem_ptr);
- printf(" oem_sz: %x\n", mpch->oem_sz);
- printf(" nr_entries: %x\n", mpch->nr_entries);
- printf(" apic paddr: %x\n", mpch->lapic_paddr);
- printf(" ext_length: %x\n", mpch->ext_length);
- printf(" ext_checksum: %x\n", mpch->ext_checksum);
-
- cur = (char *)mpch + sizeof(*mpch);
- for (i = 0; i < mpch->nr_entries; i++) {
- mpe.p = cur;
- switch(*mpe.p) {
- case MP_ENTRY_PROC:
- printf(" MP Processor Entry :\n");
- printf(" lapic_id: %x\n", mpe.proc->lapic_id);
- printf(" lapic_version: %x\n", mpe.proc->lapic_version);
- printf(" proc_flags: %x\n", mpe.proc->proc_flags);
- printf(" proc_signature: %x\n", mpe.proc->proc_signature);
- printf(" feature_flags: %x\n", mpe.proc->feature_flags);
- cur += sizeof(struct mpe_proc);
- break;
- case MP_ENTRY_BUS:
- printf(" MP Bus Entry :\n");
- printf(" busid: %x\n", mpe.bus->busid);
- COPYSTR(str, mpe.bus->busname, MPE_BUSNAME_LEN);
- printf(" busname: %s\n", str);
- cur += sizeof(struct mpe_bus);
- break;
- case MP_ENTRY_IOAPIC:
- printf(" MP IOAPIC Entry :\n");
- printf(" ioapi_id: %x\n", mpe.ioapic->ioapic_id);
- printf(" ioapi_version: %x\n", mpe.ioapic->ioapic_version);
- printf(" ioapi_flags: %x\n", mpe.ioapic->ioapic_flags);
- printf(" ioapi_paddr: %x\n", mpe.ioapic->ioapic_paddr);
- cur += sizeof(struct mpe_ioapic);
- break;
- case MP_ENTRY_IOINT:
- printf(" MP IO Interrupt Entry :\n");
- printf(" intr_type: %x\n", mpe.ioint->intr_type);
- printf(" intr_flags: %x\n", mpe.ioint->intr_flags);
- printf(" src_bus_id: %x\n", mpe.ioint->src_bus_id);
- printf(" src_bus_irq: %x\n", mpe.ioint->src_bus_irq);
- printf(" dst_apic_id: %x\n", mpe.ioint->dst_apic_id);
- printf(" dst_apic_intin: %x\n", mpe.ioint->dst_apic_intin);
- cur += sizeof(struct mpe_ioint);
- break;
- case MP_ENTRY_LINT:
- printf(" MP Local Interrupt Entry :\n");
- cur += sizeof(struct mpe_lint);
- break;
- }
-
- }
-}
-#endif
-
-int
-vm_build_mptable(struct vmctx *ctx, vm_paddr_t gpa, int len, int ncpu,
- int ioapic, void *oemp, int oemsz)
-{
- struct mp_config_hdr *mpch;
- char *mapaddr;
- char *startaddr;
- int error;
-
- mapaddr = vm_map_memory(ctx, gpa, len);
- if (mapaddr == MAP_FAILED) {
- printf("%s\n", strerror(errno));
- goto err;
- }
- startaddr = mapaddr;
-
- mp_build_mpfp((struct mp_floating_pointer*) mapaddr, gpa);
- mapaddr += sizeof(struct mp_floating_pointer);
-
- mpch = (struct mp_config_hdr*)mapaddr;
- mp_build_mpch(mpch);
- mapaddr += sizeof(struct mp_config_hdr);
-
- mp_build_proc_entries((struct mpe_proc*) mapaddr, ncpu);
- mapaddr += (sizeof(struct mpe_proc)*ncpu);
- mpch->nr_entries += ncpu;
-
- mp_build_bus_entries((struct mpe_bus*)mapaddr);
- mapaddr += (sizeof(struct mpe_bus)*MPE_NUM_BUSES);
- mpch->nr_entries += MPE_NUM_BUSES;
-
- if (ioapic) {
- mp_build_ioapic_entries((struct mpe_ioapic*)mapaddr, ncpu + 1);
- mapaddr += sizeof(struct mpe_ioapic);
- mpch->nr_entries++;
- }
-
-#ifdef notyet
- mp_build_ioint_entries((struct mpe_ioint*)mapaddr, MPEII_MAX_IRQ,
- ncpu + 1);
- mapaddr += sizeof(struct mpe_ioint)*MPEII_MAX_IRQ;
- mpch->nr_entries += MPEII_MAX_IRQ;
-
-#endif
- if (oemp) {
- mpch->oem_ptr = mapaddr - startaddr + gpa;
- mpch->oem_sz = oemsz;
- memcpy(mapaddr, oemp, oemsz);
- }
- mpch->length = (mapaddr) - ((char*) mpch);
- mpch->checksum = mp_compute_checksum(mpch, sizeof(*mpch));
-
-
- // mptable_dump((struct mp_floating_pointer*)startaddr, mpch);
-err:
- return (error);
-}
diff --git a/lib/libvmmapi/mptable.h b/lib/libvmmapi/mptable.h
deleted file mode 100644
index 51c7bc1..0000000
--- a/lib/libvmmapi/mptable.h
+++ /dev/null
@@ -1,170 +0,0 @@
-/*-
- * Copyright (c) 2011 NetApp, Inc.
- * 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 NETAPP, INC ``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 NETAPP, INC 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.
- *
- * $FreeBSD$
- */
-
-#ifndef _MPTABLE_h_
-#define _MPTABLE_h_
-
-#define MP_SPECREV (4) // MP spec revision 1.1
-
-/*
- * MP Floating Pointer Structure
- */
-#define MPFP_SIGNATURE "_MP_"
-#define MPFP_SIGNATURE_LEN (4)
-#define MPFP_FEATURE2 (0x80) // IMCR is present
-struct mp_floating_pointer {
- uint8_t signature[MPFP_SIGNATURE_LEN];
- uint32_t mptable_paddr;
- uint8_t length;
- uint8_t specrev;
- uint8_t checksum;
- uint8_t feature1;
- uint8_t feature2;
- uint8_t feature3;
- uint8_t feature4;
- uint8_t feature5;
-};
-
-
-/*
- * MP Configuration Table Header
- */
-#define MPCH_SIGNATURE "PCMP"
-#define MPCH_SIGNATURE_LEN (4)
-
-#define MPCH_OEMID "NETAPP "
-#define MPCH_OEMID_LEN (8)
-#define MPCH_PRODID "vFiler "
-#define MPCH_PRODID_LEN (12)
-
-struct mp_config_hdr {
- uint8_t signature[MPCH_SIGNATURE_LEN];
- uint16_t length;
- uint8_t specrev;
- uint8_t checksum;
- uint8_t oemid[MPCH_OEMID_LEN];
- uint8_t prodid[MPCH_PRODID_LEN];
- uint32_t oem_ptr;
- uint16_t oem_sz;
- uint16_t nr_entries;
- uint32_t lapic_paddr;
- uint16_t ext_length;
- uint8_t ext_checksum;
- uint8_t reserved;
-};
-
-#define MP_ENTRY_PROC (0)
-#define MP_ENTRY_BUS (1)
-#define MP_ENTRY_IOAPIC (2)
-#define MP_ENTRY_IOINT (3)
-#define MP_ENTRY_LINT (4)
-
-/*
- * MP Processor Entry
- */
-
-#define MPEP_FLAGS_EN (0x1)
-#define MPEP_FLAGS_BSP (0x2)
-
-#define MPEP_SIG_FAMILY (6)
-#define MPEP_SIG_MODEL (26)
-#define MPEP_SIG_STEPPING (5)
-#define MPEP_SIGNATURE ((MPEP_SIG_FAMILY << 8) | (MPEP_SIG_MODEL << 4) \
- | (MPEP_SIG_STEPPING))
-
-#define MPEP_FEATURES (0xBFEBFBFF) // Value from Intel i7 CPUID
-
-struct mpe_proc {
- uint8_t entry_type;
- uint8_t lapic_id;
- uint8_t lapic_version;
- uint8_t proc_flags;
- uint32_t proc_signature;
- uint32_t feature_flags;
- uint8_t reserved[8];
-};
-
-/*
- * MP Bus Entry
- */
-
-#define MPE_NUM_BUSES (2)
-#define MPE_BUSNAME_LEN (6)
-#define MPE_BUSID_ISA (0)
-#define MPE_BUSID_PCI (1)
-#define MPE_BUSNAME_ISA "ISA "
-#define MPE_BUSNAME_PCI "PCI "
-struct mpe_bus {
- uint8_t entry_type;
- uint8_t busid;
- uint8_t busname[MPE_BUSNAME_LEN];
-};
-
-/*
- * MP IO APIC Entry
- */
-#define MPE_IOAPIC_FLAG_EN (1)
-struct mpe_ioapic {
- uint8_t entry_type;
- uint8_t ioapic_id;
- uint8_t ioapic_version;
- uint8_t ioapic_flags;
- uint32_t ioapic_paddr;
-
-};
-
-/*
- * MP IO Interrupt Assignment Entry
- */
-#define MPEII_INTR_INT (0)
-#define MPEII_INTR_NMI (1)
-#define MPEII_INTR_SMI (2)
-#define MPEII_INTR_EXTINT (3)
-#define MPEII_PCI_IRQ_MASK (0x0c20U) /* IRQ 5,10,11 are PCI connected */
-#define MPEII_MAX_IRQ (16)
-#define MPEII_FLAGS_TRIGMODE_LEVEL (0x3)
-struct mpe_ioint {
- uint8_t entry_type;
- uint8_t intr_type;
- uint16_t intr_flags;
- uint8_t src_bus_id;
- uint8_t src_bus_irq;
- uint8_t dst_apic_id;
- uint8_t dst_apic_intin;
-};
-
-/*
- * MP Local Interrupt Assignment Entry
- */
-struct mpe_lint {
- uint8_t entry_type;
-};
-
-int vm_build_mptable(struct vmctx *ctxt, vm_paddr_t gpa, int len,
- int ncpu, int ioapic, void *oemp, int oemsz);
-#endif /* _MPTABLE_h_ */
diff --git a/lib/libvmmapi/vmmapi.c b/lib/libvmmapi/vmmapi.c
index fdbbbcb..cfb42d0 100644
--- a/lib/libvmmapi/vmmapi.c
+++ b/lib/libvmmapi/vmmapi.c
@@ -47,10 +47,6 @@ __FBSDID("$FreeBSD$");
#include <machine/vmm_dev.h>
#include "vmmapi.h"
-#include "mptable.h"
-
-#define BIOS_ROM_BASE (0xf0000)
-#define BIOS_ROM_SIZE (0x10000)
struct vmctx {
int fd;
@@ -329,15 +325,6 @@ vm_inject_event2(struct vmctx *ctx, int vcpu, enum vm_event_type type,
}
int
-vm_build_tables(struct vmctx *ctxt, int ncpu, int ioapic,
- void *oemtbl, int oemtblsz)
-{
-
- return (vm_build_mptable(ctxt, BIOS_ROM_BASE, BIOS_ROM_SIZE, ncpu,
- ioapic, oemtbl, oemtblsz));
-}
-
-int
vm_apicid2vcpu(struct vmctx *ctx, int apicid)
{
/*
diff --git a/lib/libvmmapi/vmmapi.h b/lib/libvmmapi/vmmapi.h
index fe5116e..de04252 100644
--- a/lib/libvmmapi/vmmapi.h
+++ b/lib/libvmmapi/vmmapi.h
@@ -60,8 +60,6 @@ int vm_get_pinning(struct vmctx *ctx, int vcpu, int *host_cpuid);
int vm_set_pinning(struct vmctx *ctx, int vcpu, int host_cpuid);
int vm_run(struct vmctx *ctx, int vcpu, uint64_t rip,
struct vm_exit *ret_vmexit);
-int vm_build_tables(struct vmctx *ctxt, int ncpus, int ioapic,
- void *oemtbl, int oemtblsz);
int vm_apicid2vcpu(struct vmctx *ctx, int apicid);
int vm_inject_event(struct vmctx *ctx, int vcpu, enum vm_event_type type,
int vector);
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