135 lines
4.1 KiB
C
135 lines
4.1 KiB
C
/* $NetBSD: nvmm.h,v 1.19 2021/04/06 08:40:17 reinoud Exp $ */
|
|
|
|
/*
|
|
* Copyright (c) 2018-2020 Maxime Villard, m00nbsd.net
|
|
* All rights reserved.
|
|
*
|
|
* This code is part of the NVMM hypervisor.
|
|
*
|
|
* 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 ``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 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 _LIBNVMM_H_
|
|
#define _LIBNVMM_H_
|
|
|
|
#include <stdint.h>
|
|
#include <stdbool.h>
|
|
|
|
#include <dev/nvmm/nvmm.h>
|
|
#include <dev/nvmm/nvmm_ioctl.h>
|
|
|
|
#define NVMM_USER_VERSION 2
|
|
|
|
/*
|
|
* Version 1 - Initial release in NetBSD 9.0.
|
|
* Version 2 - Added nvmm_vcpu::stop.
|
|
*/
|
|
|
|
struct nvmm_io;
|
|
struct nvmm_mem;
|
|
|
|
struct nvmm_assist_callbacks {
|
|
void (*io)(struct nvmm_io *);
|
|
void (*mem)(struct nvmm_mem *);
|
|
};
|
|
|
|
struct nvmm_machine {
|
|
nvmm_machid_t machid;
|
|
struct nvmm_comm_page **pages;
|
|
void *areas; /* opaque */
|
|
};
|
|
|
|
struct nvmm_vcpu {
|
|
nvmm_cpuid_t cpuid;
|
|
struct nvmm_assist_callbacks cbs;
|
|
struct nvmm_vcpu_state *state;
|
|
struct nvmm_vcpu_event *event;
|
|
struct nvmm_vcpu_exit *exit;
|
|
volatile int *stop;
|
|
};
|
|
|
|
struct nvmm_io {
|
|
struct nvmm_machine *mach;
|
|
struct nvmm_vcpu *vcpu;
|
|
uint16_t port;
|
|
bool in;
|
|
size_t size;
|
|
uint8_t *data;
|
|
};
|
|
|
|
struct nvmm_mem {
|
|
struct nvmm_machine *mach;
|
|
struct nvmm_vcpu *vcpu;
|
|
gpaddr_t gpa;
|
|
bool write;
|
|
size_t size;
|
|
uint8_t *data;
|
|
};
|
|
|
|
#define NVMM_VCPU_CONF_CALLBACKS NVMM_VCPU_CONF_LIBNVMM_BEGIN
|
|
|
|
#define NVMM_PROT_READ 0x01
|
|
#define NVMM_PROT_WRITE 0x02
|
|
#define NVMM_PROT_EXEC 0x04
|
|
#define NVMM_PROT_USER 0x08
|
|
#define NVMM_PROT_ALL 0x0F
|
|
typedef uint64_t nvmm_prot_t;
|
|
|
|
int nvmm_init(void);
|
|
int nvmm_root_init(void);
|
|
|
|
int nvmm_capability(struct nvmm_capability *);
|
|
|
|
int nvmm_machine_create(struct nvmm_machine *);
|
|
int nvmm_machine_destroy(struct nvmm_machine *);
|
|
int nvmm_machine_configure(struct nvmm_machine *, uint64_t, void *);
|
|
|
|
int nvmm_vcpu_create(struct nvmm_machine *, nvmm_cpuid_t, struct nvmm_vcpu *);
|
|
int nvmm_vcpu_destroy(struct nvmm_machine *, struct nvmm_vcpu *);
|
|
int nvmm_vcpu_configure(struct nvmm_machine *, struct nvmm_vcpu *, uint64_t,
|
|
void *);
|
|
int nvmm_vcpu_setstate(struct nvmm_machine *, struct nvmm_vcpu *, uint64_t);
|
|
int nvmm_vcpu_getstate(struct nvmm_machine *, struct nvmm_vcpu *, uint64_t);
|
|
int nvmm_vcpu_inject(struct nvmm_machine *, struct nvmm_vcpu *);
|
|
int nvmm_vcpu_run(struct nvmm_machine *, struct nvmm_vcpu *);
|
|
|
|
int nvmm_gpa_map(struct nvmm_machine *, uintptr_t, gpaddr_t, size_t, int);
|
|
int nvmm_gpa_unmap(struct nvmm_machine *, uintptr_t, gpaddr_t, size_t);
|
|
int nvmm_hva_map(struct nvmm_machine *, uintptr_t, size_t);
|
|
int nvmm_hva_unmap(struct nvmm_machine *, uintptr_t, size_t);
|
|
|
|
int nvmm_gva_to_gpa(struct nvmm_machine *, struct nvmm_vcpu *, gvaddr_t, gpaddr_t *,
|
|
nvmm_prot_t *);
|
|
int nvmm_gpa_to_hva(struct nvmm_machine *, gpaddr_t, uintptr_t *,
|
|
nvmm_prot_t *);
|
|
|
|
int nvmm_assist_io(struct nvmm_machine *, struct nvmm_vcpu *);
|
|
int nvmm_assist_mem(struct nvmm_machine *, struct nvmm_vcpu *);
|
|
|
|
int nvmm_ctl(int, void *, size_t);
|
|
|
|
int nvmm_vcpu_dump(struct nvmm_machine *, struct nvmm_vcpu *);
|
|
|
|
int nvmm_vcpu_stop(struct nvmm_vcpu *);
|
|
|
|
#endif /* _LIBNVMM_H_ */
|