feat: refactored some pci code and added pretty print of classes

launch-qemu.sh

@@ -0,0 +1,58 @@
+#!/bin/bash
+ARGS=""
+KERNEL="-kernel cmake-build-debug/my-kernel.bin"
+NOHUP=0
+
+function print_help() {
+  cat <<EOF
+Usage: $0 [OPTION]...
+
+Options:
+ -h, --help               Print help info
+ -d, --debug              Start qemu with halted cpu and GDB port 1234 open. Also print guest errors and interrupts
+ -i [disk], --ide [disk]  Use [disk] as a hda on an IDE bus
+ -n, --nohup              Run QEMU using nohup and output to /dev/null
+ -m, --max-cpu            Run qemu with -m max
+EOF
+}
+
+while [[ "$#" -gt 0 ]]; do
+  key=$1
+  case $key in
+  -d | --debug)
+    ARGS="${ARGS} -S -s -d guest_errors,int"
+    shift
+    ;;
+  -i | --ide)
+    ARGS="${ARGS} -hda $2"
+    shift 2
+    ;;
+  -s | --sata)
+    ARGS="${ARGS} -drive id=disk1,file=$2,if=none -device ahci,id=ahci -device ide-drive,drive=disk1,bus=ahci.0"
+    shift 2
+    ;;
+  -m | --max-cpu)
+    ARGS="${ARGS} -cpu max"
+    shift
+    ;;
+  -n | --nophup)
+    NOHUP=1
+    shift
+    ;;
+  -h | --help)
+    print_help
+    exit
+    ;;
+  esac
+done
+
+echo "Launching with args ${ARGS} ${KERNEL}"
+
+if [ "$NOHUP" -gt 0 ]; then
+  # shellcheck disable=SC2086
+  nohup qemu-system-i386 ${ARGS} ${KERNEL} >/dev/null &
+  disown
+else
+  # shellcheck disable=SC2086
+  qemu-system-i386 ${ARGS} ${KERNEL}
+fi