Section 4
- r128 · ATI Rage 128 video driver
- radeon · ATI/AMD RADEON video driver
- radeonfb · accelerated color frame buffer
- radeonhd · AMD GPG (ATI) R5xx/R6xx/R7xx video driver
- radio · device-independent radio driver layer
- ral · Ralink Technology RT2500 IEEE 802.11 driver
- ram · ram disk device
- random · kernel random number source devices
- raptor · accelerated color frame buffer
- rawip · Internet Protocol
- ray · Raytheon Raylink/Webgear Aviator PCCard driver
- ray_cs · Raylink wireless LAN - PCMCIA card device driver
- rc · RISCom/8 multiport card
- rctl · resource limits
- rd · ramdisk driver
- rdac · Engenio/LSI RDAC SCSI devices
- rdcphy · RDC Semiconductor R6040 10/100 Ethernet PHY
- rdomain · routing tables and routing domains
- re · RealTek 8139C+/8169/8169S/8110S PCI Ethernet adapter driver
- Read · Read a trace file into a Read structure.
- rel · Release resource file
- relup · Release upgrade file
- rendition · Rendition video driver
- rfx · Vitec/Connectware/AP&D RasterFlex framebuffer series
- rge · RealTek RTL8125/RTL8126/RTL8127/Killer E3000 PCIe Ethernet adapter driver
- rgephy · Realtek RTL8168/8169/8110/8211 series 10/100/1000 Gigabit Ethernet PHY driver
- ricohrtc · Ricoh RS5C372 real-time clock
- rights · Capsicum capability rights for file descriptors
- rk_gpio · driver for the gpio controller on RockChip SoCs
- rk_grf · driver for the General Register Files controller on RockChip SoCs
- rk_grf_gpio · RockChip GPIO_MUTE pin driver
- rk_i2c · driver for the i2c controller on RockChip SoCs
- rk_pinctrl · driver for the pin multiplexing on RockChip SoCs
- rkanxdp · Rockchip eDP transmitter
- rkclock · Rockchip Clock and Reset Unit
- rkcomphy · Rockchip PCIe/USB3/SATA/QSGMII PHY
- rkdrm · Rockchip DRM subsystem
- rkdwhdmi · Rockchip HDMI transmitter
- rkdwusb · Rockchip USB 3.0 glue logic
- rkemmcphy · Rockchip eMMC PHY
- rkgpio · Rockchip GPIO controller
- rkgrf · Rockchip Generic Register File
- rkiic · Rockchip I2C controller
- rkiis · Rockchip I2S controller
- rkiovd · Rockchip I/O voltage domains
- rkotp · Rockchip OTP memory
- rkpcie · Rockchip RK3399 Host/PCIe bridge
- rkpciephy · Rockchip PCIe 3.0 PHY
- rkpinctrl · Rockchip pin multiplexing
- rkpmic · Rockchip RK8xx Power Management IC
- rkpwm · Rockchip PWM controller
- rkrng · Rockchip random number generator
- rkspi · Rockchip SPI controller
- rktcphy · Rockchip Type-C PHY
- rktemp · Rockchip temperature monitor
- rkusbphy · Rockchip USB2PHY with Innosilicon IP driver
- rkvop · Rockchip video output processor
- rl · RealTek 8129/8139 Fast Ethernet device driver
- rlphy · Realtek 8139/8201L Ethernet PHY
- rndtest · FIPS 140-2 random number generator test monitor
- rose · Rose amateur packet radio protocol family
- route · kernel packet forwarding database
- rp · driver for Comtrol RocketPort Intelligent Serial Port Cards
- rpiclock · Raspberry Pi RP1 clock controller
- rpipwm · Raspberry Pi RP1 PWM controller
- rpirtc · Raspberry Pi real-time clock
- rpone · Raspberry Pi RP1 peripheral controller
- rport · rdomain port interface pseudo-device
- rr232x · HighPoint RocketRAID device driver
- rsu · Realtek RTL8188SU/RTL8192SU USB IEEE 802.11b/g/n wireless network driver
- rsufw · Firmware Module for Realtek driver
- rtc · real-time clock
- rtf · real-time fifo devices
- rtnetlink · Network configuration-specific Netlink family
- rtsx · Realtek SD card reader
- rtw · Realtek RTL8180L IEEE 802.11b wireless network device
- rtw88 · Realtek IEEE 802.11n/ac wireless network driver
- rtw89 · Realtek IEEE 802.11ax wireless network driver
- rtwn · Realtek IEEE 802.11n/ac wireless network driver
- rtwn_pci · Realtek wireless rtwn network driver PCI/PCIe support
- rtwn_usb · Realtek wireless rtwn network driver USB support
- rtwnfw · Firmware Module for Realtek Wireless driver
- rue · RealTek RTL8150 USB to Fast Ethernet controller driver
- rum · Ralink Technology USB IEEE 802.11a/b/g wireless network driver
- run · Ralink Technology USB IEEE 802.11a/g/n wireless network driver
- runfw · Firmware Module for Ralink driver
- runway · Runway bus