etoimajor man page on IRIX

etoimajor man page on IRIX

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etoimajor(D3)							 etoimajor(D3)

NAME
     etoimajor - convert external to internal major device number

SYNOPSIS
     #include <sys/types.h>
     #include <sys/ddi.h>
     int etoimajor(major_t emaj);

   Arguments
     emaj      External major number.

DESCRIPTION
     etoimajor converts the external major number emaj to an internal major
     number.

   Return Values
     etoimajor returns the internal major number or NODEV if the external
     major number is invalid.

USAGE
     See getemajor(D3) for a description of external and internal major
     numbers.

   Level
     Initialization, Base or Interrupt.

   Synchronization Constraints
     Does not sleep.

     Driver-defined basic locks, read/write locks, and sleep locks may be held
     across calls to this function.

REFERENCES
     getemajor(D3), geteminor(D3), getmajor(D3), getminor(D3), itoemajor(D3),
     makedevice(D3)

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