Start process to away from bubbletea to a more simpler solution for this projects needs

internal/lsiommu/lsiommu.go

@@ -0,0 +1,71 @@
+package lsiommu
+
+import (
+	"bufio"
+	"bytes"
+	"fmt"
+	"io"
+	"os"
+	"os/exec"
+	"regexp"
+	"strings"
+
+	"github.com/HikariKnight/quickpassthrough/internal/logger"
+	"github.com/klauspost/cpuid/v2"
+)
+
+func GetIOMMU(args ...string) []string {
+	var stdout, stderr bytes.Buffer
+	// Write to logger
+	logger.Printf("Executing: utils/ls-iommu %s", strings.Join(args, " "))
+
+	// Configure the ls-iommu command
+	cmd := exec.Command("utils/ls-iommu", args...)
+	cmd.Stderr = &stderr
+	cmd.Stdout = &stdout
+
+	// Execute the command
+	err := cmd.Run()
+
+	// Generate the correct iommu string for the system
+	var iommu_args string
+	cpuinfo := cpuid.CPU
+	// Write the argument based on which cpu the user got
+	switch cpuinfo.VendorString {
+	case "AuthenticAMD":
+		iommu_args = "iommu=pt amd_iommu=on"
+	case "GenuineIntel":
+		iommu_args = "iommu=pt intel_iommu=on"
+	}
+
+	// If ls-iommu returns an error then IOMMU is disabled
+	if err != nil {
+		fmt.Printf(
+			"IOMMU disabled in either UEFI/BIOS or in bootloader, or run inside container!\n"+
+				"For your bootloader, make sure you have added the kernel arguments:\n"+
+				"%s\n",
+			iommu_args,
+		)
+		os.Exit(1)
+	}
+
+	// Read the output
+	var items []string
+	output, _ := io.ReadAll(&stdout)
+
+	// Write to logger
+	logger.Printf("ls-iommu query returned\n%s", string(output))
+
+	// Make regex to shorten vendor names
+	shortenVendor := regexp.MustCompile(` Corporation:|Advanced Micro Devices, Inc\. \[(AMD)\/ATI\]:`)
+
+	// Parse the output line by line
+	scanner := bufio.NewScanner(strings.NewReader(string(output)))
+	for scanner.Scan() {
+		// Write the objects into the list
+		items = append(items, shortenVendor.ReplaceAllString(scanner.Text(), "${1}"))
+	}
+
+	// Return our list of items
+	return items
+}