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https://github.com/freebsd/freebsd-src
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145 lines
3.7 KiB
C
145 lines
3.7 KiB
C
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/*-
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright (c) 2011 NetApp, Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY NETAPP, INC ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL NETAPP, INC OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/types.h>
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#include <sys/ioctl.h>
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#include <machine/vmm.h>
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#include <string.h>
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#include "vmmapi.h"
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#include "internal.h"
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int
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vm_assign_pptdev(struct vmctx *ctx, int bus, int slot, int func)
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{
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struct vm_pptdev pptdev;
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bzero(&pptdev, sizeof(pptdev));
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pptdev.bus = bus;
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pptdev.slot = slot;
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pptdev.func = func;
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return (ioctl(ctx->fd, VM_BIND_PPTDEV, &pptdev));
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}
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int
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vm_unassign_pptdev(struct vmctx *ctx, int bus, int slot, int func)
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{
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struct vm_pptdev pptdev;
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bzero(&pptdev, sizeof(pptdev));
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pptdev.bus = bus;
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pptdev.slot = slot;
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pptdev.func = func;
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return (ioctl(ctx->fd, VM_UNBIND_PPTDEV, &pptdev));
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}
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int
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vm_map_pptdev_mmio(struct vmctx *ctx, int bus, int slot, int func,
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vm_paddr_t gpa, size_t len, vm_paddr_t hpa)
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{
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struct vm_pptdev_mmio pptmmio;
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bzero(&pptmmio, sizeof(pptmmio));
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pptmmio.bus = bus;
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pptmmio.slot = slot;
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pptmmio.func = func;
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pptmmio.gpa = gpa;
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pptmmio.len = len;
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pptmmio.hpa = hpa;
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return (ioctl(ctx->fd, VM_MAP_PPTDEV_MMIO, &pptmmio));
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}
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int
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vm_unmap_pptdev_mmio(struct vmctx *ctx, int bus, int slot, int func,
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vm_paddr_t gpa, size_t len)
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{
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struct vm_pptdev_mmio pptmmio;
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bzero(&pptmmio, sizeof(pptmmio));
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pptmmio.bus = bus;
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pptmmio.slot = slot;
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pptmmio.func = func;
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pptmmio.gpa = gpa;
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pptmmio.len = len;
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return (ioctl(ctx->fd, VM_UNMAP_PPTDEV_MMIO, &pptmmio));
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}
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int
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vm_setup_pptdev_msi(struct vmctx *ctx, int bus, int slot, int func,
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uint64_t addr, uint64_t msg, int numvec)
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{
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struct vm_pptdev_msi pptmsi;
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bzero(&pptmsi, sizeof(pptmsi));
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pptmsi.bus = bus;
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pptmsi.slot = slot;
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pptmsi.func = func;
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pptmsi.msg = msg;
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pptmsi.addr = addr;
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pptmsi.numvec = numvec;
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return (ioctl(ctx->fd, VM_PPTDEV_MSI, &pptmsi));
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}
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int
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vm_setup_pptdev_msix(struct vmctx *ctx, int bus, int slot, int func,
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int idx, uint64_t addr, uint64_t msg, uint32_t vector_control)
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{
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struct vm_pptdev_msix pptmsix;
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bzero(&pptmsix, sizeof(pptmsix));
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pptmsix.bus = bus;
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pptmsix.slot = slot;
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pptmsix.func = func;
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pptmsix.idx = idx;
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pptmsix.msg = msg;
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pptmsix.addr = addr;
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pptmsix.vector_control = vector_control;
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return (ioctl(ctx->fd, VM_PPTDEV_MSIX, &pptmsix));
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}
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int
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vm_disable_pptdev_msix(struct vmctx *ctx, int bus, int slot, int func)
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{
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struct vm_pptdev ppt;
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bzero(&ppt, sizeof(ppt));
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ppt.bus = bus;
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ppt.slot = slot;
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ppt.func = func;
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return (ioctl(ctx->fd, VM_PPTDEV_DISABLE_MSIX, &ppt));
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}
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