X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=include%2Fsound%2Fmpu401.h;h=1f1d53f8830b55036dbf241bb38e227d8e121b5f;hb=58cd33c0f375578cfda25a52ed280caa888b6254;hp=d5c1396c4c9ea974286074d273ae485ffb263ff2;hpb=8f7ba051d2abb3d3bde9b95e47246c60b704d2b4;p=safe%2Fjmp%2Flinux-2.6

diff --git a/include/sound/mpu401.h b/include/sound/mpu401.h
index d5c1396..1f1d53f 100644
--- a/include/sound/mpu401.h
+++ b/include/sound/mpu401.h
@@ -3,7 +3,7 @@
 
 /*
  *  Header file for MPU-401 and compatible cards
- *  Copyright (c) by Jaroslav Kysela <perex@suse.cz>
+ *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
  *
  *
  *   This program is free software; you can redistribute it and/or modify
@@ -50,7 +50,7 @@
 #define MPU401_INFO_INTEGRATED	(1 << 2)	/* integrated h/w port */
 #define MPU401_INFO_MMIO	(1 << 3)	/* MMIO access */
 #define MPU401_INFO_TX_IRQ	(1 << 4)	/* independent TX irq */
-#define MPU401_INFO_UART_ONLY	(1 << 5)	/* No ENTER_UART cmd needed */
+#define MPU401_INFO_NO_ACK	(1 << 6)	/* No ACK cmd needed */
 
 #define MPU401_MODE_BIT_INPUT		0
 #define MPU401_MODE_BIT_OUTPUT		1
@@ -104,6 +104,21 @@ struct snd_mpu401 {
 #define MPU401D(mpu) (mpu)->port
 
 /*
+ * control register bits
+ */
+/* read MPU401C() */
+#define MPU401_RX_EMPTY		0x80
+#define MPU401_TX_FULL		0x40
+
+/* write MPU401C() */
+#define MPU401_RESET		0xff
+#define MPU401_ENTER_UART	0x3f
+
+/* read MPU401D() */
+#define MPU401_ACK		0xfe
+
+
+/*
 
  */