CDX Bus driver
modulename: cdx.ko
and/orcdx_msi.ko
configname: CONFIG_CDX_BUS
Linux Kernel Configuration
└─>Device Drivers
└─>Device Tree and Open Firmware support
└─>CDX Bus driver
In linux kernel since version 4.14.326 (release Date: 2023-09-23)
Driver to enable Composable DMA Transfer(CDX) Bus. CDX bus
exposes Fabric devices which uses composable DMA IP to the
APU. CDX bus provides a mechanism for scanning and probing
of CDX devices. CDX devices are memory mapped on system bus
for embedded CPUs. CDX bus uses CDX controller and firmware
to scan these CDX devices.
exposes Fabric devices which uses composable DMA IP to the
APU. CDX bus provides a mechanism for scanning and probing
of CDX devices. CDX devices are memory mapped on system bus
for embedded CPUs. CDX bus uses CDX controller and firmware
to scan these CDX devices.