1 files changed, 49 insertions, 0 deletions
diff --git a/util/ieee1275/devicemap.c b/util/ieee1275/devicemap.c
new file mode 100644
index 0000000..19ab746
--- /dev/null
+++ b/util/ieee1275/devicemap.c
@@ -0,0 +1,49 @@
+#include <stdio.h>
+#include <string.h>
+#include <grub/types.h>
+#include <grub/util/deviceiter.h>
+#include <grub/util/ofpath.h>
+#include <grub/util/misc.h>
+
+/* Since OF path names can have "," characters in them, and GRUB
+   internally uses "," to indicate partitions (unlike OF which uses
+   ":" for this purpose) we escape such commas.  */
+
+static char *
+escape_of_path (const char *orig_path)
+{
+  char *new_path, *d, c;
+  const char *p;
+
+  if (!strchr (orig_path, ','))
+    return (char *) orig_path;
+
+  new_path = xmalloc (strlen (orig_path) * 2);
+
+  p = orig_path;
+  d = new_path;
+  while ((c = *p++) != '\0')
+    {
+      if (c == ',')
+	*d++ = '\\';
+      *d++ = c;
+    }
+
+  free ((char *) orig_path);
+
+  return new_path;
+}
+
+void
+grub_util_emit_devicemap_entry (FILE *fp, char *name,
+				int is_floppy __attribute__((unused)),
+				int *num_fd __attribute__((unused)),
+				int *num_hd __attribute__((unused)))
+{
+  const char *orig_path = grub_util_devname_to_ofpath (name);
+  char *ofpath = escape_of_path (orig_path);
+
+  fprintf(fp, "(%s)\t%s\n", ofpath, name);
+
+  free (ofpath);
+}