picomap/lib/picotool/picotool.go

package picotool

import (
	"fmt"
	"os/exec"
	"time"
)

func Load(uf2Path string, serial string, timeout time.Duration) error {
	deadline := time.Now().Add(timeout)
	var out []byte
	var err error
	for {
		cmd := exec.Command("picotool", "load", uf2Path, "-x", "--ser", serial)
		out, err = cmd.CombinedOutput()
		if err == nil {
			return nil
		}
		if time.Now().After(deadline) {
			return fmt.Errorf("picotool load: %w\n%s", err, out)
		}
	}
}

func Reboot(serial string) error {
	cmd := exec.Command("picotool", "reboot", "--ser", serial)
	out, err := cmd.CombinedOutput()
	if err != nil {
		return fmt.Errorf("picotool reboot: %w\n%s", err, out)
	}
	return nil
}