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Source file src/cmd/vendor/golang.org/x/sys/unix/dev_aix_ppc.go

Documentation: cmd/vendor/golang.org/x/sys/unix

     1  // Copyright 2018 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  //go:build aix && ppc
     6  
     7  // Functions to access/create device major and minor numbers matching the
     8  // encoding used by AIX.
     9  
    10  package unix
    11  
    12  // Major returns the major component of a Linux device number.
    13  func Major(dev uint64) uint32 {
    14  	return uint32((dev >> 16) & 0xffff)
    15  }
    16  
    17  // Minor returns the minor component of a Linux device number.
    18  func Minor(dev uint64) uint32 {
    19  	return uint32(dev & 0xffff)
    20  }
    21  
    22  // Mkdev returns a Linux device number generated from the given major and minor
    23  // components.
    24  func Mkdev(major, minor uint32) uint64 {
    25  	return uint64(((major) << 16) | (minor))
    26  }
    27  

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