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device_control_xds110.go
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device_control_xds110.go
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//
// Copyright (c) 2014-2019 Cesanta Software Limited
// All rights reserved
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// +build !no_libudev
package cc3220
import (
"time"
"github.com/juju/errors"
"github.com/mongoose-os/mos/cli/flash/cc3220/xds110"
"github.com/mongoose-os/mos/cli/flash/cc32xx"
"github.com/mongoose-os/mos/cli/flash/common"
)
type xds110DeviceControl struct {
xc *xds110.XDS110Client
}
func NewCC3220DeviceControl(port string) (cc32xx.DeviceControl, error) {
// Try to get serial number of this device but proceed without it in case of failure.
sn, _ := cc32xx.GetUSBSerialNumberForPort(port)
common.Reportf("Using XDS110 debug probe to control the device...")
xc, err := xds110.NewXDS110Client(sn)
if err != nil {
return nil, errors.Annotatef(err, "failed to open XDS110")
}
vi, err := xc.GetVersionInfo()
for i := 0; err != nil && i < 5; i++ {
time.Sleep(200 * time.Millisecond)
vi, err = xc.GetVersionInfo()
}
if err != nil {
return nil, errors.Annotatef(err, "failed to get version")
}
common.Reportf(" XDS110 %d.%d.%d.%d HW %d S/N %s", vi.V1, vi.V2, vi.V3, vi.V4, vi.HWVersion, xc.GetSerialNumber())
err = xc.Connect()
if err != nil {
return nil, errors.Annotatef(err, "failed to enable the probe")
}
return &xds110DeviceControl{xc: xc}, nil
}
func (dc *xds110DeviceControl) EnterBootLoader() error {
if err := dc.xc.SetSRST(true); err != nil {
return errors.Trace(err)
}
time.Sleep(50 * time.Millisecond)
if err := dc.xc.SetSRST(false); err != nil {
return errors.Trace(err)
}
return nil
}
func (dc *xds110DeviceControl) BootFirmware() error {
return dc.EnterBootLoader()
}
func (dc *xds110DeviceControl) Close() {
dc.xc.Disconnect()
dc.xc.Close()
}