HardenedBSD/sys/arm64/include/vmm_dev.h
Mark Johnston 133a513ddc vmm: Make vmm_dev.h more self-contained
vmm.h is required for VM_MAX_SUFFIXLEN.  vmm_snapshot.h is required for
struct vm_snapshot_meta.

This is a prerequisite for including vmm_dev.h in the headers parsed by
libsysdecode.

Reviewed by:	jhb
Differential Revision:	https://reviews.freebsd.org/D46485
2024-09-01 14:03:15 +00:00

270 lines
6.6 KiB
C

/*
* Copyright (C) 2015 Mihai Carabas <mihai.carabas@gmail.com>
* 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 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 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.
*/
#ifndef _VMM_DEV_H_
#define _VMM_DEV_H_
#include <machine/vmm.h>
struct vm_memmap {
vm_paddr_t gpa;
int segid; /* memory segment */
vm_ooffset_t segoff; /* offset into memory segment */
size_t len; /* mmap length */
int prot; /* RWX */
int flags;
};
#define VM_MEMMAP_F_WIRED 0x01
struct vm_munmap {
vm_paddr_t gpa;
size_t len;
};
#define VM_MEMSEG_NAME(m) ((m)->name[0] != '\0' ? (m)->name : NULL)
struct vm_memseg {
int segid;
size_t len;
char name[VM_MAX_SUFFIXLEN + 1];
};
struct vm_register {
int cpuid;
int regnum; /* enum vm_reg_name */
uint64_t regval;
};
struct vm_register_set {
int cpuid;
unsigned int count;
const int *regnums; /* enum vm_reg_name */
uint64_t *regvals;
};
struct vm_run {
int cpuid;
cpuset_t *cpuset; /* CPU set storage */
size_t cpusetsize;
struct vm_exit *vm_exit;
};
struct vm_exception {
int cpuid;
uint64_t esr;
uint64_t far;
};
struct vm_msi {
uint64_t msg;
uint64_t addr;
int bus;
int slot;
int func;
};
struct vm_capability {
int cpuid;
enum vm_cap_type captype;
int capval;
int allcpus;
};
#define MAX_VM_STATS 64
struct vm_stats {
int cpuid; /* in */
int index; /* in */
int num_entries; /* out */
struct timeval tv;
uint64_t statbuf[MAX_VM_STATS];
};
struct vm_stat_desc {
int index; /* in */
char desc[128]; /* out */
};
struct vm_suspend {
enum vm_suspend_how how;
};
struct vm_gla2gpa {
int vcpuid; /* inputs */
int prot; /* PROT_READ or PROT_WRITE */
uint64_t gla;
struct vm_guest_paging paging;
int fault; /* outputs */
uint64_t gpa;
};
struct vm_activate_cpu {
int vcpuid;
};
struct vm_cpuset {
int which;
int cpusetsize;
cpuset_t *cpus;
};
#define VM_ACTIVE_CPUS 0
#define VM_SUSPENDED_CPUS 1
#define VM_DEBUG_CPUS 2
struct vm_vgic_version {
u_int version;
u_int flags;
};
struct vm_vgic_descr {
struct vm_vgic_version ver;
union {
struct {
uint64_t dist_start;
uint64_t dist_size;
uint64_t redist_start;
uint64_t redist_size;
} v3_regs;
};
};
struct vm_irq {
uint32_t irq;
};
struct vm_cpu_topology {
uint16_t sockets;
uint16_t cores;
uint16_t threads;
uint16_t maxcpus;
};
enum {
/* general routines */
IOCNUM_ABIVERS = 0,
IOCNUM_RUN = 1,
IOCNUM_SET_CAPABILITY = 2,
IOCNUM_GET_CAPABILITY = 3,
IOCNUM_SUSPEND = 4,
IOCNUM_REINIT = 5,
/* memory apis */
IOCNUM_GET_GPA_PMAP = 12,
IOCNUM_GLA2GPA_NOFAULT = 13,
IOCNUM_ALLOC_MEMSEG = 14,
IOCNUM_GET_MEMSEG = 15,
IOCNUM_MMAP_MEMSEG = 16,
IOCNUM_MMAP_GETNEXT = 17,
IOCNUM_MUNMAP_MEMSEG = 18,
/* register/state accessors */
IOCNUM_SET_REGISTER = 20,
IOCNUM_GET_REGISTER = 21,
IOCNUM_SET_REGISTER_SET = 24,
IOCNUM_GET_REGISTER_SET = 25,
/* statistics */
IOCNUM_VM_STATS = 50,
IOCNUM_VM_STAT_DESC = 51,
/* CPU Topology */
IOCNUM_SET_TOPOLOGY = 63,
IOCNUM_GET_TOPOLOGY = 64,
/* interrupt injection */
IOCNUM_ASSERT_IRQ = 80,
IOCNUM_DEASSERT_IRQ = 81,
IOCNUM_RAISE_MSI = 82,
IOCNUM_INJECT_EXCEPTION = 83,
/* vm_cpuset */
IOCNUM_ACTIVATE_CPU = 90,
IOCNUM_GET_CPUSET = 91,
IOCNUM_SUSPEND_CPU = 92,
IOCNUM_RESUME_CPU = 93,
/* vm_attach_vgic */
IOCNUM_GET_VGIC_VERSION = 110,
IOCNUM_ATTACH_VGIC = 111,
};
#define VM_RUN \
_IOWR('v', IOCNUM_RUN, struct vm_run)
#define VM_SUSPEND \
_IOW('v', IOCNUM_SUSPEND, struct vm_suspend)
#define VM_REINIT \
_IO('v', IOCNUM_REINIT)
#define VM_ALLOC_MEMSEG \
_IOW('v', IOCNUM_ALLOC_MEMSEG, struct vm_memseg)
#define VM_GET_MEMSEG \
_IOWR('v', IOCNUM_GET_MEMSEG, struct vm_memseg)
#define VM_MMAP_MEMSEG \
_IOW('v', IOCNUM_MMAP_MEMSEG, struct vm_memmap)
#define VM_MMAP_GETNEXT \
_IOWR('v', IOCNUM_MMAP_GETNEXT, struct vm_memmap)
#define VM_MUNMAP_MEMSEG \
_IOW('v', IOCNUM_MUNMAP_MEMSEG, struct vm_munmap)
#define VM_SET_REGISTER \
_IOW('v', IOCNUM_SET_REGISTER, struct vm_register)
#define VM_GET_REGISTER \
_IOWR('v', IOCNUM_GET_REGISTER, struct vm_register)
#define VM_SET_REGISTER_SET \
_IOW('v', IOCNUM_SET_REGISTER_SET, struct vm_register_set)
#define VM_GET_REGISTER_SET \
_IOWR('v', IOCNUM_GET_REGISTER_SET, struct vm_register_set)
#define VM_SET_CAPABILITY \
_IOW('v', IOCNUM_SET_CAPABILITY, struct vm_capability)
#define VM_GET_CAPABILITY \
_IOWR('v', IOCNUM_GET_CAPABILITY, struct vm_capability)
#define VM_STATS \
_IOWR('v', IOCNUM_VM_STATS, struct vm_stats)
#define VM_STAT_DESC \
_IOWR('v', IOCNUM_VM_STAT_DESC, struct vm_stat_desc)
#define VM_ASSERT_IRQ \
_IOW('v', IOCNUM_ASSERT_IRQ, struct vm_irq)
#define VM_DEASSERT_IRQ \
_IOW('v', IOCNUM_DEASSERT_IRQ, struct vm_irq)
#define VM_RAISE_MSI \
_IOW('v', IOCNUM_RAISE_MSI, struct vm_msi)
#define VM_INJECT_EXCEPTION \
_IOW('v', IOCNUM_INJECT_EXCEPTION, struct vm_exception)
#define VM_SET_TOPOLOGY \
_IOW('v', IOCNUM_SET_TOPOLOGY, struct vm_cpu_topology)
#define VM_GET_TOPOLOGY \
_IOR('v', IOCNUM_GET_TOPOLOGY, struct vm_cpu_topology)
#define VM_GLA2GPA_NOFAULT \
_IOWR('v', IOCNUM_GLA2GPA_NOFAULT, struct vm_gla2gpa)
#define VM_ACTIVATE_CPU \
_IOW('v', IOCNUM_ACTIVATE_CPU, struct vm_activate_cpu)
#define VM_GET_CPUS \
_IOW('v', IOCNUM_GET_CPUSET, struct vm_cpuset)
#define VM_SUSPEND_CPU \
_IOW('v', IOCNUM_SUSPEND_CPU, struct vm_activate_cpu)
#define VM_RESUME_CPU \
_IOW('v', IOCNUM_RESUME_CPU, struct vm_activate_cpu)
#define VM_GET_VGIC_VERSION \
_IOR('v', IOCNUM_GET_VGIC_VERSION, struct vm_vgic_version)
#define VM_ATTACH_VGIC \
_IOW('v', IOCNUM_ATTACH_VGIC, struct vm_vgic_descr)
#endif