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man pages section 4: Device and Network Interfaces

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Updated: Thursday, June 13, 2019
 
 

fjgmu (4D)

Name

fjgmu - Fujitsu MSGQ Driver

Synopsis

/dev/gmuctl
/dev/gmuinit

Description

Fujitsu MSGQ Driver is a multi-threaded and loadable device driver.

Fujitsu MSGQ Driver provides functions for user applications to utilize a hardware based fast inter-node message transfer mechanism, which is enabled by Fujitsu Global Coherent Shared Memory (GCSM) Extension.

These functions are supported by Fujitsu MSGQ driver.

  • Create and destroy message queues

  • Map and unmap MSGQ registers and MSGQ memory

  • Activate and deactivate message queues

  • MSGQ event check

  • poll(2) to wait for new incoming messages

Files

/dev/gmuctl

Special character device

/dev/gmuinit

Special character device

/platform/sun4v/kernel/drv/sparcv9/fjgmu

64-bit device driver (SPARC)

/platform/sun4v/kernel/drv/fjgmu.conf

Configuration file

Attributes

See attributes(7) for descriptions of the following attributes:

ATTRIBUTE TYPE
ATTRIBUTE VALUE
Interface Stability
Uncommitted
Availability
system/fjcmi

See Also

attributes(7)