diff options
Diffstat (limited to 'vendor/golang.org/x/sys/unix/dev_aix_ppc64.go')
-rw-r--r-- | vendor/golang.org/x/sys/unix/dev_aix_ppc64.go | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/vendor/golang.org/x/sys/unix/dev_aix_ppc64.go b/vendor/golang.org/x/sys/unix/dev_aix_ppc64.go new file mode 100644 index 00000000..8b401244 --- /dev/null +++ b/vendor/golang.org/x/sys/unix/dev_aix_ppc64.go @@ -0,0 +1,29 @@ +// Copyright 2018 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// +build aix +// +build ppc64 + +// Functions to access/create device major and minor numbers matching the +// encoding used AIX. + +package unix + +// Major returns the major component of a Linux device number. +func Major(dev uint64) uint32 { + return uint32((dev & 0x3fffffff00000000) >> 32) +} + +// Minor returns the minor component of a Linux device number. +func Minor(dev uint64) uint32 { + return uint32((dev & 0x00000000ffffffff) >> 0) +} + +// Mkdev returns a Linux device number generated from the given major and minor +// components. +func Mkdev(major, minor uint32) uint64 { + var DEVNO64 uint64 + DEVNO64 = 0x8000000000000000 + return ((uint64(major) << 32) | (uint64(minor) & 0x00000000FFFFFFFF) | DEVNO64) +} |