2019-03-14 02:17:58 +01:00
|
|
|
// Copyright 2019 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.
|
|
|
|
|
2021-02-20 18:55:58 +01:00
|
|
|
//go:build aix
|
2020-06-02 13:56:05 +02:00
|
|
|
// +build aix
|
2019-03-14 02:17:58 +01:00
|
|
|
|
|
|
|
package cpu
|
|
|
|
|
|
|
|
const (
|
|
|
|
// getsystemcfg constants
|
|
|
|
_SC_IMPL = 2
|
|
|
|
_IMPL_POWER8 = 0x10000
|
|
|
|
_IMPL_POWER9 = 0x20000
|
|
|
|
)
|
|
|
|
|
2020-09-18 18:19:55 +02:00
|
|
|
func archInit() {
|
2019-05-31 22:49:25 +02:00
|
|
|
impl := getsystemcfg(_SC_IMPL)
|
2019-03-14 02:17:58 +01:00
|
|
|
if impl&_IMPL_POWER8 != 0 {
|
|
|
|
PPC64.IsPOWER8 = true
|
|
|
|
}
|
|
|
|
if impl&_IMPL_POWER9 != 0 {
|
2021-06-07 15:54:56 +02:00
|
|
|
PPC64.IsPOWER8 = true
|
2019-03-14 02:17:58 +01:00
|
|
|
PPC64.IsPOWER9 = true
|
|
|
|
}
|
|
|
|
|
|
|
|
Initialized = true
|
|
|
|
}
|
2019-05-31 22:49:25 +02:00
|
|
|
|
|
|
|
func getsystemcfg(label int) (n uint64) {
|
|
|
|
r0, _ := callgetsystemcfg(label)
|
|
|
|
n = uint64(r0)
|
|
|
|
return
|
|
|
|
}
|