1 files changed, 28 insertions, 0 deletions
diff --git a/generate_pciclass.pl b/generate_pciclass.pl
new file mode 100644
index 0000000..948431d
--- /dev/null
+++ b/generate_pciclass.pl
@@ -0,0 +1,28 @@
+#!/usr/bin/perl
+
+print q(/* This auto-generated from <pci.h>, don't modify! */
+
+static struct {
+  unsigned short id;
+  const char *name;
+} classes[] = {
+);
+
+/^#define PCI_CLASS_(\w+)\s+(0x\w{4})/ and print qq(  { $2, "$1" },\n) while <>;
+
+print '
+};
+
+static int nb_classes = sizeof(classes) / sizeof(*classes);
+
+#pragma GCC visibility push(default) 
+extern const char *pci_class2text(unsigned long class_id) {
+  int i;
+  for (i = 0; i < nb_classes; i++)
+    if (classes[i].id == class_id) return classes[i].name;
+
+  return pci_class2text(0);
+}
+#pragma GCC visibility pop
+
+';