292 lines
8.6 KiB
C
292 lines
8.6 KiB
C
/*
|
|
* This file is provided under a dual BSD/GPLv2 license. When using or
|
|
* redistributing this file, you may do so under either license.
|
|
*
|
|
* GPL LICENSE SUMMARY
|
|
*
|
|
* Copyright (c) 2017 Intel Corporation. All rights reserved.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of version 2 of the GNU General Public License as
|
|
* published by the Free Software Foundation.
|
|
*
|
|
* This program is distributed in the hope that it will be useful, but
|
|
* WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* General Public License for more details.
|
|
*
|
|
* BSD LICENSE
|
|
*
|
|
* Copyright (C) 2017 Intel Corporation. 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.
|
|
*
|
|
* $FreeBSD$
|
|
*/
|
|
|
|
/**
|
|
* @file hsm_ioctl_defs.h
|
|
*
|
|
* @brief Hypervisor Module definition for ioctl to user space
|
|
*/
|
|
|
|
#ifndef _VHM_IOCTL_DEFS_H_
|
|
#define _VHM_IOCTL_DEFS_H_
|
|
|
|
#include <linux/types.h>
|
|
|
|
/* Commmon structures for ACRN/HSM/DM */
|
|
#include "acrn_common.h"
|
|
|
|
/* The ioctl type, documented in ioctl-number.rst */
|
|
#define ACRN_IOCTL_TYPE 0xA2
|
|
|
|
/*
|
|
* Commmon IOCTL ID defination for HSM/DM
|
|
*/
|
|
#define _IC_ID(x, y) (((x)<<24)|(y))
|
|
#define IC_ID 0x43UL
|
|
|
|
/*
|
|
* Common IOCTL IDs definition for ACRN userspace
|
|
*/
|
|
#define ACRN_IOCTL_GET_PLATFORM_INFO \
|
|
_IOR(ACRN_IOCTL_TYPE, 0x03, struct acrn_platform_info)
|
|
|
|
#define ACRN_IOCTL_CREATE_VM \
|
|
_IOWR(ACRN_IOCTL_TYPE, 0x10, struct acrn_vm_creation)
|
|
#define ACRN_IOCTL_DESTROY_VM \
|
|
_IO(ACRN_IOCTL_TYPE, 0x11)
|
|
#define ACRN_IOCTL_START_VM \
|
|
_IO(ACRN_IOCTL_TYPE, 0x12)
|
|
#define ACRN_IOCTL_PAUSE_VM \
|
|
_IO(ACRN_IOCTL_TYPE, 0x13)
|
|
#define ACRN_IOCTL_RESET_VM \
|
|
_IO(ACRN_IOCTL_TYPE, 0x15)
|
|
#define ACRN_IOCTL_SET_VCPU_REGS \
|
|
_IOW(ACRN_IOCTL_TYPE, 0x16, struct acrn_vcpu_regs)
|
|
|
|
/* IRQ and Interrupts */
|
|
#define ACRN_IOCTL_INJECT_MSI \
|
|
_IOW(ACRN_IOCTL_TYPE, 0x23, struct acrn_msi_entry)
|
|
#define ACRN_IOCTL_VM_INTR_MONITOR \
|
|
_IOW(ACRN_IOCTL_TYPE, 0x24, unsigned long)
|
|
#define ACRN_IOCTL_SET_IRQLINE \
|
|
_IOW(ACRN_IOCTL_TYPE, 0x25, __u64)
|
|
|
|
/* DM ioreq management */
|
|
#define ACRN_IOCTL_NOTIFY_REQUEST_FINISH \
|
|
_IOW(ACRN_IOCTL_TYPE, 0x31, struct acrn_ioreq_notify)
|
|
#define ACRN_IOCTL_CREATE_IOREQ_CLIENT \
|
|
_IO(ACRN_IOCTL_TYPE, 0x32)
|
|
#define ACRN_IOCTL_ATTACH_IOREQ_CLIENT \
|
|
_IO(ACRN_IOCTL_TYPE, 0x33)
|
|
#define ACRN_IOCTL_DESTROY_IOREQ_CLIENT \
|
|
_IO(ACRN_IOCTL_TYPE, 0x34)
|
|
#define ACRN_IOCTL_CLEAR_VM_IOREQ \
|
|
_IO(ACRN_IOCTL_TYPE, 0x35)
|
|
|
|
/* Guest memory management */
|
|
#define ACRN_IOCTL_SET_MEMSEG \
|
|
_IOW(ACRN_IOCTL_TYPE, 0x41, struct acrn_vm_memmap)
|
|
#define ACRN_IOCTL_UNSET_MEMSEG \
|
|
_IOW(ACRN_IOCTL_TYPE, 0x42, struct acrn_vm_memmap)
|
|
|
|
/* PCI assignment*/
|
|
#define ACRN_IOCTL_SET_PTDEV_INTR \
|
|
_IOW(ACRN_IOCTL_TYPE, 0x53, struct acrn_ptdev_irq)
|
|
#define ACRN_IOCTL_RESET_PTDEV_INTR \
|
|
_IOW(ACRN_IOCTL_TYPE, 0x54, struct acrn_ptdev_irq)
|
|
#define ACRN_IOCTL_ASSIGN_PCIDEV \
|
|
_IOW(ACRN_IOCTL_TYPE, 0x55, struct acrn_pcidev)
|
|
#define ACRN_IOCTL_DEASSIGN_PCIDEV \
|
|
_IOW(ACRN_IOCTL_TYPE, 0x56, struct acrn_pcidev)
|
|
#define ACRN_IOCTL_ASSIGN_MMIODEV \
|
|
_IOW(ACRN_IOCTL_TYPE, 0x57, struct acrn_mmiodev)
|
|
#define ACRN_IOCTL_DEASSIGN_MMIODEV \
|
|
_IOW(ACRN_IOCTL_TYPE, 0x58, struct acrn_mmiodev)
|
|
#define ACRN_IOCTL_CREATE_VDEV \
|
|
_IOW(ACRN_IOCTL_TYPE, 0x59, struct acrn_vdev)
|
|
#define ACRN_IOCTL_DESTROY_VDEV \
|
|
_IOW(ACRN_IOCTL_TYPE, 0x5A, struct acrn_vdev)
|
|
|
|
/* Power management */
|
|
#define ACRN_IOCTL_PM_GET_CPU_STATE \
|
|
_IOWR(ACRN_IOCTL_TYPE, 0x60, __u64)
|
|
|
|
/* HSM eventfd */
|
|
#define ACRN_IOCTL_IOEVENTFD \
|
|
_IOW(ACRN_IOCTL_TYPE, 0x70, struct acrn_ioeventfd)
|
|
#define ACRN_IOCTL_IRQFD \
|
|
_IOW(ACRN_IOCTL_TYPE, 0x71, struct acrn_irqfd)
|
|
|
|
|
|
#define ACRN_MEM_ACCESS_RIGHT_MASK 0x00000007U
|
|
#define ACRN_MEM_ACCESS_READ 0x00000001U
|
|
#define ACRN_MEM_ACCESS_WRITE 0x00000002U
|
|
#define ACRN_MEM_ACCESS_EXEC 0x00000004U
|
|
#define ACRN_MEM_ACCESS_RWX (ACRN_MEM_ACCESS_READ | \
|
|
ACRN_MEM_ACCESS_WRITE | \
|
|
ACRN_MEM_ACCESS_EXEC)
|
|
|
|
#define ACRN_MEM_TYPE_MASK 0x000007C0U
|
|
#define ACRN_MEM_TYPE_WB 0x00000040U
|
|
#define ACRN_MEM_TYPE_WT 0x00000080U
|
|
#define ACRN_MEM_TYPE_UC 0x00000100U
|
|
#define ACRN_MEM_TYPE_WC 0x00000200U
|
|
#define ACRN_MEM_TYPE_WP 0x00000400U
|
|
|
|
/* Memory mapping types */
|
|
#define ACRN_MEMMAP_RAM 0
|
|
#define ACRN_MEMMAP_MMIO 1
|
|
|
|
/**
|
|
* @brief EPT memory mapping info for guest
|
|
*/
|
|
struct acrn_vm_memmap {
|
|
/** memory mapping type */
|
|
__u32 type;
|
|
/** memory mapping attribute */
|
|
__u32 attr;
|
|
/** user OS guest physical start address of memory mapping */
|
|
__u64 user_vm_pa;
|
|
union {
|
|
/** host physical start address of memory,
|
|
* only for type == VM_MMIO
|
|
*/
|
|
__u64 service_vm_pa;
|
|
/** service OS user virtual start address of
|
|
* memory, only for type == VM_MEMMAP_SYSMEM &&
|
|
* using_vma == true
|
|
*/
|
|
__u64 vma_base;
|
|
};
|
|
/** the length of memory range mapped */
|
|
__u64 len;
|
|
};
|
|
|
|
/* Type of interrupt of a passthrough device */
|
|
#define ACRN_PTDEV_IRQ_INTX 0
|
|
#define ACRN_PTDEV_IRQ_MSI 1
|
|
#define ACRN_PTDEV_IRQ_MSIX 2
|
|
|
|
/**
|
|
* @brief pass thru device irq data structure
|
|
*/
|
|
struct acrn_ptdev_irq {
|
|
/** irq type */
|
|
uint32_t type;
|
|
/** virtual bdf description of pass thru device */
|
|
uint16_t virt_bdf; /* IN: Device virtual BDF# */
|
|
/** physical bdf description of pass thru device */
|
|
uint16_t phys_bdf; /* IN: Device physical BDF# */
|
|
|
|
/** info of IOAPIC/PIC interrupt */
|
|
struct {
|
|
/** virtual IOAPIC pin */
|
|
uint32_t virt_pin;
|
|
/** physical IOAPIC pin */
|
|
uint32_t phys_pin;
|
|
/** PIC pin */
|
|
uint32_t is_pic_pin;
|
|
} intx;
|
|
};
|
|
|
|
/**
|
|
* @brief data strcture to notify hypervisor ioreq is handled
|
|
*/
|
|
struct acrn_ioreq_notify {
|
|
/** VM id to identify ioreq client */
|
|
__u16 vmid;
|
|
__u16 reserved;
|
|
/** identify the ioreq submitter */
|
|
__u32 vcpu;
|
|
};
|
|
|
|
#define ACRN_PLATFORM_LAPIC_IDS_MAX 64
|
|
/**
|
|
* @brief - Information of a platform from hypervisor
|
|
*
|
|
* If vm_configs_addr is provided, the driver uses a bounce buffer (kmalloced
|
|
* for continuous memory region) to fetch VM configurations data from the
|
|
* hypervisor.
|
|
*/
|
|
struct acrn_platform_info {
|
|
struct {
|
|
/** Physical CPU number of the platform */
|
|
__u16 cpu_num;
|
|
/** Version of this structure */
|
|
__u16 version;
|
|
/** Order of the number of threads sharing L2 cache */
|
|
__u32 l2_cat_shift;
|
|
/** Order of the number of threads sharing L3 cache */
|
|
__u32 l3_cat_shift;
|
|
/** IDs of LAPICs of all threads */
|
|
__u8 lapic_ids[ACRN_PLATFORM_LAPIC_IDS_MAX];
|
|
/** Reserved for alignment and should be 0 */
|
|
__u8 reserved[52];
|
|
} hw;
|
|
|
|
struct {
|
|
/** Maximum number of vCPU of a VM */
|
|
__u16 max_vcpus_per_vm;
|
|
/** Maximum number of VM */
|
|
__u16 max_vms;
|
|
/** Size of configuration of a VM */
|
|
__u32 vm_config_size;
|
|
|
|
/** Memory address which user space provided to
|
|
* store the VM configurations
|
|
*/
|
|
void *vm_configs_addr;
|
|
__u8 reserved[112];
|
|
} sw;
|
|
};
|
|
|
|
struct acrn_ioeventfd {
|
|
#define ACRN_IOEVENTFD_FLAG_PIO 0x01
|
|
#define ACRN_IOEVENTFD_FLAG_DATAMATCH 0x02
|
|
#define ACRN_IOEVENTFD_FLAG_DEASSIGN 0x04
|
|
/** file descriptor of the eventfd of this ioeventfd */
|
|
int32_t fd;
|
|
/** flag for ioeventfd ioctl */
|
|
uint32_t flags;
|
|
/** base address to be monitored */
|
|
uint64_t addr;
|
|
/** address length */
|
|
uint32_t len;
|
|
uint32_t reserved;
|
|
/** data to be matched */
|
|
uint64_t data;
|
|
};
|
|
|
|
struct acrn_irqfd {
|
|
#define ACRN_IRQFD_FLAG_DEASSIGN 0x01
|
|
/** file descriptor of the eventfd of this irqfd */
|
|
int32_t fd;
|
|
/** flag for irqfd ioctl */
|
|
uint32_t flags;
|
|
/** MSI interrupt to be injected */
|
|
struct acrn_msi_entry msi;
|
|
};
|
|
#endif /* VHM_IOCTL_DEFS_H */
|