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/freebsd-src/sys/contrib/device-tree/Bindings/virtio/
H A Diommu.txt1 * virtio IOMMU PCI device
3 When virtio-iommu uses the PCI transport, its programming interface is
4 discovered dynamically by the PCI probing infrastructure. However the
6 masters. Therefore, the PCI root complex that hosts the virtio-iommu
11 - compatible: Should be "virtio,pci-iommu"
12 - reg: PCI address of the IOMMU. As defined in the PCI Bus
13 Binding reference [1], the reg property is a five-cell
18 - #iommu-cells: Each platform DMA master managed by the IOMMU is assigned
20 For virtio-iommu, #iommu-cells must be 1.
24 - DMA from the IOMMU device isn't managed by another IOMMU. Therefore the
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H A Dpci-iommu.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/virtio/pci-iommu.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: virtio-iommu device using the virtio-pci transport
10 - Jean-Philippe Brucker <jean-philippe@linaro.org>
13 When virtio-iommu uses the PCI transport, its programming interface is
14 discovered dynamically by the PCI probing infrastructure. However the
16 masters. Therefore, the PCI root complex that hosts the virtio-iommu
20 virtio-iommu node doesn't have an "iommus" property, and is omitted from
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H A Dmmio.txt1 * virtio memory mapped device
3 See https://ozlabs.org/~rusty/virtio-spec/ for more details.
7 - compatible: "virtio,mmio" compatibility string
8 - reg: control registers base address and size including configuration space
9 - interrupts: interrupt generated by the device
11 Required properties for virtio-iommu:
13 - #iommu-cells: When the node corresponds to a virtio-iommu device, it is
14 linked to DMA masters using the "iommus" or "iommu-map"
15 properties [1][2]. #iommu-cells specifies the size of the
16 "iommus" property. For virtio-iommu #iommu-cells must be
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H A Dvirtio-device.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/virtio/virtio-device.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Virtio device
10 - Viresh Kumar <viresh.kumar@linaro.org>
13 These bindings are applicable to virtio devices irrespective of the bus they
14 are bound to, like mmio or pci.
16 # We need a select here so we don't match all nodes with 'virtio,mmio'
19 pattern: "^virtio,device[0-9a-f]{1,8}$"
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/freebsd-src/sys/arm64/conf/
H A Dstd.virt14 # PCI/PCI-X/PCIe Ethernet NICs that use iflib infrastructure
17 # VirtIO support
18 device virtio # Generic VirtIO bus (required)
19 device virtio_pci # VirtIO PCI device
20 device virtio_mmio # VirtIO Memory Mapped IO device
21 device virtio_blk # VirtIO Block device
22 device virtio_gpu # VirtIO GPU device
23 device virtio_scmi # VirtIO SCMI device
24 device virtio_scsi # VirtIO SCSI device
25 device vtnet # VirtIO Ethernet device
/freebsd-src/usr.sbin/bhyve/
H A Dbhyve_config.51 .\" SPDX-License-Identifier: BSD-2-Clause
35 per-device settings.
69 For those variables the following case-insensitive values may be used to
72 .Bl -bullet -offset indent -compact
85 .Bl -bulle
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H A Dbhyve.899 I/O connectivity can be specified with command-line parameters.
110 .Pa edk2-bhyve
113 .Pa u-boot-bhyve-arm64
114 package provides a U-Boot image that can be used to boot the guest.
120 .Bl -tag -width 10n
161 Destroy the VM on guest initiated power-off.
203 Set configuration variables from a simple, key-valu
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H A Dvirtio.h1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause
34 #include <dev/virtio/virtio.h>
35 #include <dev/virtio/virtio_ring.h>
36 #include <dev/virtio/pci/virtio_pci_var.h>
39 * These are derived from several virtio specifications.
42 * https://github.com/rustyrussell/virtio-spec
43 * http://people.redhat.com/pbonzini/virtio-spec.pdf
48 * Each virtqueue uses at least two 4096-byte pages, laid out thus:
50 * +-----------------------------------------------+
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H A Dvirtio.c1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause
35 #include <dev/virtio/pci/virtio_pci_legacy_var.h>
49 #include "virtio.h"
53 * defined by <https://www.google.com/#output=search&q=virtio+spec>
57 * In case we decide to relax the "virtio soft
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/freebsd-src/sys/powerpc/conf/
H A DGENERIC64LE2 # GENERIC64LE -- Generic kernel configuration file for FreeBSD/powerpc64le
7 # https://docs.freebsd.org/en/books/handbook/kernelconfig/#kernelconfig-config
25 makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols
31 options PSERIES # PAPR-compliant systems (e.g. IBM p)
32 options POWERNV # Non-virtualized OpenPOWER systems
37 options NUMA # Non-Uniform Memory Architecture support
53 options UFS_GJOURNAL # Enable gjournal-based UFS journaling
64 options PSEUDOFS # Pseudo-filesystem framework
79 options SYSVSHM # SYSV-styl
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H A DGENERIC2 # GENERIC -- Generic kernel configuration file for FreeBSD/powerpc
7 # https://docs.freebsd.org/en/books/handbook/kernelconfig/#kernelconfig-config
25 makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols
32 options PSERIES # PAPR-compliant systems
48 options UFS_GJOURNAL # Enable gjournal-based UFS journaling
58 options PSEUDOFS # Pseudo-filesystem framework
74 options SYSVSHM # SYSV-style shared memory
75 options SYSVMSG # SYSV-style message queues
76 options SYSVSEM # SYSV-styl
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H A DGENERIC642 # GENERIC64 -- Generic kernel configuration file for FreeBSD/powerpc64
7 # https://docs.freebsd.org/en/books/handbook/kernelconfig/#kernelconfig-config
25 makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols
33 options PSERIES # PAPR-compliant systems (e.g. IBM p)
34 options POWERNV # Non-virtualized OpenPOWER systems
38 options NUMA # Non-Uniform Memory Architecture support
55 options UFS_GJOURNAL # Enable gjournal-based UFS journaling
66 options PSEUDOFS # Pseudo-filesystem framework
83 options SYSVSHM # SYSV-styl
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H A DMPC85XXSPE13 makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols
103 device pci
128 # VirtIO support
129 device virtio # Generic VirtIO bus (required)
130 device virtio_pci # VirtIO PCI device
131 device vtnet # VirtIO Ethernet device
132 device virtio_blk # VirtIO Block device
133 device virtio_scsi # VirtIO SCS
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/freebsd-src/sys/i386/conf/
H A DGENERIC2 # GENERIC -- Generic kernel configuration file for FreeBSD/i386
7 # https://docs.freebsd.org/en/books/handbook/kernelconfig/#kernelconfig-config
25 makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols
42 options UFS_GJOURNAL # Enable gjournal-based UFS journaling
52 options PSEUDOFS # Pseudo-filesystem framework
69 options SYSVSHM # SYSV-style shared memory
70 options SYSVMSG # SYSV-style message queues
71 options SYSVSEM # SYSV-style semaphores
72 options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-tim
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H A DMINIMAL2 # MINIMAL -- Mostly Minimal kernel configuration file for FreeBSD/i386
13 # o (non-loaded) random is included due to uncertainty...
21 # https://docs.freebsd.org/en/books/handbook/kernelconfig/#kernelconfig-config
39 makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols
53 options UFS_GJOURNAL # Enable gjournal-based UFS journaling
65 options SYSVSHM # SYSV-style shared memory
66 options SYSVMSG # SYSV-style message queues
67 options SYSVSEM # SYSV-style semaphores
68 options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions
87 # Make an SMP-capable kernel by default
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/freebsd-src/sys/amd64/conf/
H A DGENERIC2 # GENERIC -- Generic kernel configuration file for FreeBSD/amd64
7 # https://docs.freebsd.org/en/books/handbook/kernelconfig/#kernelconfig-config
23 makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols
27 options NUMA # Non-Uniform Memory Architecture support
46 options UFS_GJOURNAL # Enable gjournal-based UFS journaling
56 options PSEUDOFS # Pseudo-filesystem framework
75 options SYSVSHM # SYSV-style shared memory
76 options SYSVMSG # SYSV-style message queues
77 options SYSVSEM # SYSV-styl
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H A DFIRECRACKER2 # FIRECRACKER -- kernel configuration file for Firecracker VM
4 # This is largely a stripped-down version of the GENERIC kernel configuration
6 # Firecracker VM environment. It adds support for the Virtio MMIO bus,
12 # it bypasses the boot loader; some environment variables are hard-coded
17 # https://firecracker-microvm.github.io/
22 makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols
26 options NUMA # Non-Uniform Memory Architecture support
44 options UFS_GJOURNAL # Enable gjournal-based UFS journaling
54 options PSEUDOFS # Pseudo-filesystem framework
68 options SYSVSHM # SYSV-style shared memory
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H A DMINIMAL2 # MINIMAL -- Mostly Minimal kernel configuration file for FreeBSD/amd64
9 # o (non-loaded) random is included due to uncertainty...
17 # https://docs.freebsd.org/en/books/handbook/kernelconfig/#kernelconfig-config
33 makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols
37 options NUMA # Non-Uniform Memory Architecture support
47 options UFS_GJOURNAL # Enable gjournal-based UFS journaling
60 options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions
79 # Make an SMP-capable kernel by default
88 device pci
125 # VirtIO support
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/freebsd-src/sys/dev/virtio/pci/
H A Dvirtio_pci_legacy.c1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause
29 /* Driver for the legacy VirtIO PCI interface. */
44 #include <dev/pci/pcivar.h>
45 #include <dev/pci/pcireg.h>
47 #include <dev/virtio/virtio.h>
48 #include <dev/virtio/virtqueue.h>
49 #include <dev/virtio/pci/virtio_pci.h>
50 #include <dev/virtio/pci/virtio_pci_legacy_var.h>
112 VIRTIO_PCI_CONFIG_OFF(vtpci_is_msix_enabled(&(_sc)->vtpci_common))
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H A Dvirtio_pci.c1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause
43 #include <dev/pci/pcivar.h>
44 #include <dev/pci/pcireg.h>
46 #include <dev/virtio/virtio.h>
47 #include <dev/virtio/virtqueu
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/freebsd-src/sys/riscv/conf/
H A DGENERIC2 # GENERIC -- Generic kernel configuration file for FreeBSD/RISC-V
7 # https://docs.freebsd.org/en/books/handbook/kernelconfig/#kernelconfig-config
23 makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols
42 options UFS_GJOURNAL # Enable gjournal-based UFS journaling
51 options PSEUDOFS # Pseudo-filesystem framework
61 options SYSVSHM # SYSV-style shared memory
62 options SYSVMSG # SYSV-style message queues
63 options SYSVSEM # SYSV-styl
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/freebsd-src/share/man/man4/
H A Dvirtio.429 .Nm virtio
30 .Nd VirtIO Device Support
32 To compile VirtIO device support into the kernel, place the following lines
34 .Bd -ragged -offset indent
35 .Cd "device virtio"
39 Alternatively, to load VirtIO support as modules at boot time, place the
42 .Bd -literal -offset indent
47 VirtIO is a specification for para-virtualized I/O in a virtual machine (VM).
52 VirtIO defines an interface for efficient I/O between the hypervisor and VM.
58 device driver represents an emulated PCI device that the hypervisor makes
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/freebsd-src/sys/dev/virtio/p9fs/
H A Dvirtio_p9fs.c1 /*-
27 * The Virtio 9P transport driver. This file contains all functions related to
49 #include <dev/virtio/virtio.h>
50 #include <dev/virtio/virtqueue.h>
51 #include <dev/virtio/virtio_ring.h>
52 #include <dev/virtio/p9fs/virtio_p9fs.h>
54 #define VT9P_MTX(_sc) (&(_sc)->vt9p_mtx)
58 "VIRTIO 9P CHAN lock", NULL, MTX_DEF)
87 /* We don't currently allow canceling of virtio request in global_chan_list_init()
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/freebsd-src/share/examples/bhyve/
H A Dvmrun.sh3 # SPDX-License-Identifier: BSD-2-Clause
40 DEFAULT_NIC=virtio-net
41 DEFAULT_DISK=virtio-blk
56 echo "Usage: vmrun.sh [-aAEhiTuvw] [-c <CPUs>] [-C <console>]" \
57 "[-d <disk file>]"
58 echo " [-e <name=value>] [-f <path of firmware>]" \
59 "[-F <size>]"
60 echo " [-G [w][address:]port] [-H <directory>]"
61 echo " [-I <location of installation iso>] [-l <loader>]"
62 echo " [-L <VNC IP for UEFI framebuffer>]"
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/freebsd-src/sys/dev/virtio/mmio/
H A Dvirtio_mmio_fdt.c1 /*-
7 * Cambridge Computer Laboratory under DARPA/AFRL contract (FA8750-10-C-0237)
36 * VirtIO MMIO interface.
37 * This driver is heavily based on VirtIO PCI interface driver.
43 * compatible = "virtio,mmio";
46 * interrupt-parent = <&GIC>;
63 #include <dev/virtio/mmio/virtio_mmio.h>
82 MODULE_DEPEND(virtio_mmio, virtio, 1, 1, 1);
91 if (!ofw_bus_is_compatible(dev, "virtio,mmio")) in vtmmio_fdt_probe()
105 sc->platform = NULL; in vtmmio_setup_platform()
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