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 0000000..8b40124 --- /dev/null +++ b/vendor/golang.org/x/sys/unix/dev_aix_ppc64.go | |||
@@ -0,0 +1,29 @@ | |||
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 | // +build aix | ||
6 | // +build ppc64 | ||
7 | |||
8 | // Functions to access/create device major and minor numbers matching the | ||
9 | // encoding used AIX. | ||
10 | |||
11 | package unix | ||
12 | |||
13 | // Major returns the major component of a Linux device number. | ||
14 | func Major(dev uint64) uint32 { | ||
15 | return uint32((dev & 0x3fffffff00000000) >> 32) | ||
16 | } | ||
17 | |||
18 | // Minor returns the minor component of a Linux device number. | ||
19 | func Minor(dev uint64) uint32 { | ||
20 | return uint32((dev & 0x00000000ffffffff) >> 0) | ||
21 | } | ||
22 | |||
23 | // Mkdev returns a Linux device number generated from the given major and minor | ||
24 | // components. | ||
25 | func Mkdev(major, minor uint32) uint64 { | ||
26 | var DEVNO64 uint64 | ||
27 | DEVNO64 = 0x8000000000000000 | ||
28 | return ((uint64(major) << 32) | (uint64(minor) & 0x00000000FFFFFFFF) | DEVNO64) | ||
29 | } | ||