SMFB(4) - Device Drivers Manual (loongson) # SMFB(4) - Device Drivers Manual (loongson)
NAME # smfb - Silicon Motion frame buffer
SYNOPSIS # smfb* at pci? (SM712) smfb* at voyager? (SM502)
DESCRIPTION # The smfb driver supports Silicon Motion SM502 and SM712 frame buffers in 16-bit color mode.
The smfb driver interfaces the frame buffer with the wscons(4) console framework, as a wsdisplay(4) device.
It is currently not possible to change the frame buffer resolution and color depth.
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SSDFB(4) - Device Drivers Manual # SSDFB(4) - Device Drivers Manual
NAME # ssdfb - Solomon Systech SSD1306/SSD1309 OLED display module
SYNOPSIS # ssdfb* at iic? ssdfb* at spi? wsdisplay* at ssdfb?
DESCRIPTION # The ssdfb driver supports OLED display modules based on the Solomon Systech SSD1306 or SSD1309 chips. The support for partial updates in both the chip and the driver improves the display’s responsiveness. Due to the small resolution of about 128x64 the display makes most sense as a text-based terminal.
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TGA(4) - Device Drivers Manual (alpha) # TGA(4) - Device Drivers Manual (alpha)
NAME # tga - DECchip 21030 (TGA) graphics driver
SYNOPSIS # tga* at pci? wsdisplay* at tga?
DESCRIPTION # This driver handles DECchip 21030 (TGA) graphics hardware within the wscons(4) console framework.
On TGA adapters, the resolution is set on the card and is not changed at runtime. On some TGA models, there are four DIP switches.
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TVTWO(4) - Device Drivers Manual (sparc64) # TVTWO(4) - Device Drivers Manual (sparc64)
NAME # tvtwo - accelerated 24-bit color frame buffer
SYNOPSIS # tvtwo* at sbus? wsdisplay* at tvtwo?
DESCRIPTION # The Parallax XVideo and PowerVideo frame buffers, also known as ’tvtwo’, are memory based color frame buffers, with graphics acceleration and overlay capabilities, and hardware MPEG decoding.
The tvtwo driver interfaces the frame buffer to the wscons(4) console framework.
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UDL(4) - Device Drivers Manual # UDL(4) - Device Drivers Manual
NAME # udl - DisplayLink DL-120/DL-160 USB display devices
SYNOPSIS # udl* at uhub? wsdisplay* at udl?
DESCRIPTION # The udl driver supports USB display devices based on the DisplayLink DL-120/DL-160 graphic chip.
HARDWARE # The following devices should work:
Century Corp. Japan Plus One LCD-8000U
Century Corp. Japan Plus One LCD-4300U
DisplayLink USB to DVI
ForwardVideo EasyCAP008 USB to DVI
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UTS(4) - Device Drivers Manual # UTS(4) - Device Drivers Manual
NAME # uts - USB touchscreen support
SYNOPSIS # uts* at uhub? wsmouse* at uts? mux 0
DESCRIPTION # The uts driver provides support for USB touchscreens. Access to the touchscreen is provided through the wscons(4) framework.
Touching the screen will emulate mouse button 0 being pressed.
The touchscreen sensor is poorly aligned, therefore xtsscale(1) should be used to provide calibration results to the uts driver.
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VGA(4) - Device Drivers Manual # VGA(4) - Device Drivers Manual
NAME # vga - VGA graphics driver for wscons
SYNOPSIS # vga0 at isa? vga* at pci? wsdisplay* at vga? agp* at vga?
DESCRIPTION # This driver handles VGA graphics hardware within the wscons(4) console framework. It doesn’t provide direct device driver entry points but makes its functions available via the internal wsdisplay(4) interface.
The vga driver supports multiple virtual screens on one physical display.
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VGAFB(4) - Device Drivers Manual # VGAFB(4) - Device Drivers Manual
NAME # vgafb - VGA frame buffer
SYNOPSIS # # sparc64, macppc vgafb* at pci? wsdisplay* at vgafb?
DESCRIPTION # The vgafb is a memory based color frame buffer driver for the wscons(4) console framework. It does not provide direct device driver entry points but makes its functions available via the internal wsdisplay(4) interface. Both unaccelerated access as a dumb framebuffer and accelerated access methods are provided to wscons(4).
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VIGRA(4) - Device Drivers Manual (sparc64) # VIGRA(4) - Device Drivers Manual (sparc64)
NAME # vigra - 8-bit SBus color frame buffer with VGA-compatible modes
SYNOPSIS # vigra* at sbus? wsdisplay* at vigra?
DESCRIPTION # The Vigra VS10, VS11 and VS12 are 8-bit color frame buffers with user-selectable video modes, and a VGA-compatible connector.
The vigra driver interfaces the frame buffer with the wscons(4) console framework. It does not provide direct device driver entry points but makes its functions available via the internal wsdisplay(4) interface.
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VIOGPU(4) - Device Drivers Manual # VIOGPU(4) - Device Drivers Manual
NAME # viogpu - VirtIO GPU device
SYNOPSIS # viogpu* at virtio? wsdisplay* at viogpu?
DESCRIPTION # The viogpu driver provides support for the virtio(4) GPU interface provided by QEMU and other virtual machines to create a wscons(4) console.
SEE ALSO # intro(4), virtio(4), wscons(4), wsdisplay(4)
HISTORY # The viogpu driver first appeared in OpenBSD 7.4.
AUTHORS # The viogpu driver was written by joshua stein <jcs@openbsd.
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