util: Import autoport with Haswell patches

This is a copy of coreboot's autoport utility, with a patch applied to
support Haswell/Lynx Point platforms. That patch is currently in review
on coreboot's Gerrit.

https://review.coreboot.org/c/coreboot/+/30890

Signed-off-by: Nicholas Chin <nic.c3.14@gmail.com>

util/autoport/log_maker.go

@@ -0,0 +1,190 @@
+package main
+
+import (
+	"errors"
+	"fmt"
+	"io"
+	"io/ioutil"
+	"log"
+	"os"
+	"os/exec"
+	"strings"
+	"bytes"
+)
+
+func TryRunAndSave(output string, name string, arg []string) error {
+	cmd := exec.Command(name, arg...)
+
+	f, err := os.Create(output)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	cmd.Stdout = f
+	cmd.Stderr = f
+
+	err = cmd.Start()
+	if err != nil {
+		return err
+	}
+	cmd.Wait()
+	return nil
+}
+
+func RunAndSave(output string, name string, arg ...string) {
+	err := TryRunAndSave(output, name, arg)
+	if err == nil {
+		return
+	}
+	idx := strings.LastIndex(name, "/")
+	relname := name
+	if idx >= 0 {
+		relname = name[idx+1:]
+	}
+	relname = "./" + relname
+	err = TryRunAndSave(output, relname, arg)
+	if err != nil {
+		log.Fatal(err)
+	}
+}
+
+const MAXPROMPTRETRY = 3
+
+func PromptUser(prompt string, opts []string) (match string, err error) {
+	for i := 1; i < MAXPROMPTRETRY; i++ {
+		fmt.Printf("%s. (%s) Default:%s\n", prompt,
+		           strings.Join(opts, "/"), opts[0])
+		var usrInput string
+		fmt.Scanln(&usrInput)
+
+		// Check for default entry
+		if usrInput == "" {
+			match = opts[0]
+			return
+		}
+
+		for _, opt := range opts {
+			if opt == usrInput {
+				match = opt
+				return
+			}
+		}
+	}
+	err = errors.New("max retries exceeded")
+	fmt.Fprintln(os.Stderr, "ERROR: max retries exceeded")
+	return
+}
+
+func MakeHDALogs(outDir string, cardName string) {
+	SysDir := "/sys/class/sound/" + cardName + "/"
+	files, _ := ioutil.ReadDir(SysDir)
+	for _, f := range files {
+		if (strings.HasPrefix(f.Name(), "hw") || strings.HasPrefix(f.Name(), "hdaudio")) && f.IsDir() {
+			in, err := os.Open(SysDir + f.Name() + "/init_pin_configs")
+			defer in.Close()
+			if err != nil {
+				log.Fatal(err)
+			}
+			out, err := os.Create(outDir + "/pin_" + strings.Replace(f.Name(), "hdaudio", "hw", -1))
+			if err != nil {
+				log.Fatal(err)
+			}
+			defer out.Close()
+			io.Copy(out, in)
+		}
+	}
+
+	ProcDir := "/proc/asound/" + cardName + "/"
+	files, _ = ioutil.ReadDir(ProcDir)
+	for _, f := range files {
+		if strings.HasPrefix(f.Name(), "codec#") && !f.IsDir() {
+			in, err := os.Open(ProcDir + f.Name())
+			defer in.Close()
+			if err != nil {
+				log.Fatal(err)
+			}
+			out, err := os.Create(outDir + "/" + f.Name())
+			if err != nil {
+				log.Fatal(err)
+			}
+			defer out.Close()
+			io.Copy(out, in)
+		}
+	}
+}
+
+func MakeLogs(outDir string) {
+	os.MkdirAll(outDir, 0700)
+	RunAndSave(outDir+"/lspci.log", "lspci", "-nnvvvxxxx")
+	RunAndSave(outDir+"/dmidecode.log", "dmidecode")
+	RunAndSave(outDir+"/acpidump.log", "acpidump")
+
+	inteltoolArgs := "-a"
+	opt, err := PromptUser("WARNING: The following tool MAY cause your system to hang when it attempts "+
+		"to probe for graphics registers.  Having the graphics registers will help create a better port. "+
+		"Should autoport probe these registers?",
+		[]string{"y", "yes", "n", "no"})
+
+	// Continue even if there is an error
+
+	switch opt {
+	case "y", "yes":
+		inteltoolArgs += "f"
+	}
+
+	RunAndSave(outDir+"/inteltool.log", "../inteltool/inteltool", inteltoolArgs)
+	RunAndSave(outDir+"/ectool.log", "../ectool/ectool", "-pd")
+	RunAndSave(outDir+"/superiotool.log", "../superiotool/superiotool", "-ade")
+
+	SysSound := "/sys/class/sound/"
+	card := ""
+	cards, _ := ioutil.ReadDir(SysSound)
+	for _, f := range cards {
+		if strings.HasPrefix(f.Name(), "card") {
+			cid, err := ioutil.ReadFile(SysSound + f.Name() + "/id")
+			if err == nil && bytes.Equal(cid, []byte("PCH\n")) {
+				fmt.Fprintln(os.Stderr, "PCH sound card is", f.Name())
+				card = f.Name()
+			}
+		}
+	}
+
+	if card != "" {
+		MakeHDALogs(outDir, card)
+	} else {
+		fmt.Fprintln(os.Stderr, "HDAudio not found on PCH.")
+	}
+
+	for _, fname := range []string{"cpuinfo", "ioports"} {
+		in, err := os.Open("/proc/" + fname)
+		defer in.Close()
+		if err != nil {
+			log.Fatal(err)
+		}
+		out, err := os.Create(outDir + "/" + fname + ".log")
+		if err != nil {
+			log.Fatal(err)
+		}
+		defer out.Close()
+		io.Copy(out, in)
+	}
+
+	out, err := os.Create(outDir + "/input_bustypes.log")
+	if err != nil {
+		log.Fatal(err)
+	}
+	defer out.Close()
+
+	ClassInputDir := "/sys/class/input/"
+	files, _ := ioutil.ReadDir(ClassInputDir)
+	for _, f := range files {
+		if strings.HasPrefix(f.Name(), "input") && !f.Mode().IsRegular() { /* Allow both dirs and symlinks.  */
+			in, err := os.Open(ClassInputDir + f.Name() + "/id/bustype")
+			defer in.Close()
+			if err != nil {
+				log.Fatal(err)
+			}
+			io.Copy(out, in)
+		}
+	}
+}