1 files changed, 43 insertions, 0 deletions

diff --git a/arch/powerpc/include/asm/mediabay.h b/arch/powerpc/include/asm/mediabay.h
new file mode 100644
index 000000000000..b2efb3325808
--- /dev/null
+++ b/arch/powerpc/include/asm/mediabay.h
@@ -0,0 +1,43 @@
+/*
+ * mediabay.h: definitions for using the media bay
+ * on PowerBook 3400 and similar computers.
+ *
+ * Copyright (C) 1997 Paul Mackerras.
+ */
+#ifndef _PPC_MEDIABAY_H
+#define _PPC_MEDIABAY_H
+
+#ifdef __KERNEL__
+
+#define MB_FD           0       /* media bay contains floppy drive (automatic eject ?) */
+#define MB_FD1          1       /* media bay contains floppy drive (manual eject ?) */
+#define MB_SOUND        2       /* sound device ? */
+#define MB_CD           3       /* media bay contains ATA drive such as CD or ZIP */
+#define MB_PCI          5       /* media bay contains a PCI device */
+#define MB_POWER        6       /* media bay contains a Power device (???) */
+#define MB_NO           7       /* media bay contains nothing */
+
+/* Number of bays in the machine or 0 */
+extern int media_bay_count;
+
+#ifdef CONFIG_BLK_DEV_IDE_PMAC
+#include <linux/ide.h>
+
+int check_media_bay_by_base(unsigned long base, int what);
+/* called by IDE PMAC host driver to register IDE controller for media bay */
+int media_bay_set_ide_infos(struct device_node *which_bay, unsigned long base,
+                            int irq, ide_hwif_t *hwif);
+
+int check_media_bay(struct device_node *which_bay, int what);
+
+#else
+
+static inline int check_media_bay(struct device_node *which_bay, int what)
+{
+        return -ENODEV;
+}
+
+#endif
+
+#endif /* __KERNEL__ */
+#endif /* _PPC_MEDIABAY_H */