cpu_aix.go

     1  // Copyright 2019 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
     6  // +build aix
     7  
     8  package cpu
     9  
    10  const (
    11  	// getsystemcfg constants
    12  	_SC_IMPL     = 2
    13  	_IMPL_POWER8 = 0x10000
    14  	_IMPL_POWER9 = 0x20000
    15  )
    16  
    17  func archInit() {
    18  	impl := getsystemcfg(_SC_IMPL)
    19  	if impl&_IMPL_POWER8 != 0 {
    20  		PPC64.IsPOWER8 = true
    21  	}
    22  	if impl&_IMPL_POWER9 != 0 {
    23  		PPC64.IsPOWER8 = true
    24  		PPC64.IsPOWER9 = true
    25  	}
    26  
    27  	Initialized = true
    28  }
    29  
    30  func getsystemcfg(label int) (n uint64) {
    31  	r0, _ := callgetsystemcfg(label)
    32  	n = uint64(r0)
    33  	return
    34  }
    35
View as plain text