diff --git a/sound/oss/sb.h b/sound/oss/sb.h
new file mode 100644
index 0000000..77e8891
--- /dev/null
+++ b/sound/oss/sb.h
@@ -0,0 +1,185 @@
+#define DSP_RESET	(devc->base + 0x6)
+#define DSP_READ	(devc->base + 0xA)
+#define DSP_WRITE	(devc->base + 0xC)
+#define DSP_COMMAND	(devc->base + 0xC)
+#define DSP_STATUS	(devc->base + 0xC)
+#define DSP_DATA_AVAIL	(devc->base + 0xE)
+#define DSP_DATA_AVL16	(devc->base + 0xF)
+#define MIXER_ADDR	(devc->base + 0x4)
+#define MIXER_DATA	(devc->base + 0x5)
+#define OPL3_LEFT	(devc->base + 0x0)
+#define OPL3_RIGHT	(devc->base + 0x2)
+#define OPL3_BOTH	(devc->base + 0x8)
+/* DSP Commands */
+
+#define DSP_CMD_SPKON		0xD1
+#define DSP_CMD_SPKOFF		0xD3
+#define DSP_CMD_DMAON		0xD0
+#define DSP_CMD_DMAOFF		0xD4
+
+#define IMODE_NONE		0
+#define IMODE_OUTPUT		PCM_ENABLE_OUTPUT
+#define IMODE_INPUT		PCM_ENABLE_INPUT
+#define IMODE_INIT		3
+#define IMODE_MIDI		4
+
+#define NORMAL_MIDI	0
+#define UART_MIDI	1
+
+
+/*
+ * Device models
+ */
+#define MDL_NONE	0
+#define MDL_SB1		1	/* SB1.0 or 1.5 */
+#define MDL_SB2		2	/* SB2.0 */
+#define MDL_SB201	3	/* SB2.01 */
+#define MDL_SBPRO	4	/* SB Pro */
+#define MDL_SB16	5	/* SB16/32/AWE */
+#define MDL_SBPNP 	6	/* SB16/32/AWE PnP */
+#define MDL_JAZZ	10	/* Media Vision Jazz16 */
+#define MDL_SMW		11	/* Logitech SoundMan Wave (Jazz16) */
+#define MDL_ESS		12	/* ESS ES688 and ES1688 */
+#define MDL_AZTECH	13	/* Aztech Sound Galaxy family */
+#define MDL_ES1868MIDI	14	/* MIDI port of ESS1868 */
+#define MDL_AEDSP	15	/* Audio Excel DSP 16 */
+#define MDL_ESSPCI	16	/* ESS PCI card */
+#define MDL_YMPCI	17	/* Yamaha PCI sb in emulation */
+
+#define SUBMDL_ALS007	42	/* ALS-007 differs from SB16 only in mixer */
+				/* register assignment */
+#define SUBMDL_ALS100	43	/* ALS-100 allows sampling rates of up */
+				/* to 48kHz */
+				
+/*
+ * Config flags
+ */
+#define SB_NO_MIDI	0x00000001
+#define SB_NO_MIXER	0x00000002
+#define SB_NO_AUDIO	0x00000004
+#define SB_NO_RECORDING	0x00000008 /* No audio recording */
+#define SB_MIDI_ONLY	(SB_NO_AUDIO|SB_NO_MIXER)
+#define SB_PCI_IRQ	0x00000010 /* PCI shared IRQ */
+
+struct mixer_def {
+	unsigned int regno: 8;
+	unsigned int bitoffs:4;
+	unsigned int nbits:4;
+};
+
+typedef struct mixer_def mixer_tab[32][2];
+typedef struct mixer_def mixer_ent;
+
+struct sb_module_options
+{
+	int  esstype;	/* ESS chip type */
+	int  acer;	/* Do acer notebook init? */
+	int  sm_games;	/* Logitech soundman games? */
+};
+
+typedef struct sb_devc {
+	   int dev;
+
+	/* Hardware parameters */
+	   int *osp;
+	   int minor, major;
+	   int type;
+	   int model, submodel;
+	   int caps;
+#	define SBCAP_STEREO	0x00000001
+#	define SBCAP_16BITS	0x00000002
+
+	/* Hardware resources */
+	   int base;
+	   int irq;
+	   int dma8, dma16;
+	   
+	   int pcibase;		/* For ESS Maestro etc */
+
+	/* State variables */
+ 	   int opened;
+	/* new audio fields for full duplex support */
+	   int fullduplex;
+	   int duplex;
+	   int speed, bits, channels;
+	   volatile int irq_ok;
+	   volatile int intr_active, irq_mode;
+	/* duplicate audio fields for full duplex support */
+	   volatile int intr_active_16, irq_mode_16;
+
+	/* Mixer fields */
+	   int *levels;
+	   mixer_tab *iomap;
+	   size_t iomap_sz; /* number or records in the iomap table */
+	   int mixer_caps, recmask, outmask, supported_devices;
+	   int supported_rec_devices, supported_out_devices;
+	   int my_mixerdev;
+	   int sbmixnum;
+
+	/* Audio fields */
+	   unsigned long trg_buf;
+	   int      trigger_bits;
+	   int      trg_bytes;
+	   int      trg_intrflag;
+	   int      trg_restart;
+	/* duplicate audio fields for full duplex support */
+	   unsigned long trg_buf_16;
+	   int      trigger_bits_16;
+	   int      trg_bytes_16;
+	   int      trg_intrflag_16;
+	   int      trg_restart_16;
+
+	   unsigned char tconst;
+	
+	/* MIDI fields */
+	   int my_mididev;
+	   int input_opened;
+	   int midi_broken;
+	   void (*midi_input_intr) (int dev, unsigned char data);
+	   void *midi_irq_cookie;		/* IRQ cookie for the midi */
+
+	   spinlock_t lock;
+
+	   struct sb_module_options sbmo;	/* Module options */
+
+	} sb_devc;
+	
+/*
+ *	PCI card types
+ */
+
+#define	SB_PCI_ESSMAESTRO	1	/* ESS Maestro Legacy */
+#define	SB_PCI_YAMAHA		2	/* Yamaha Legacy */
+
+/* 
+ *	Functions
+ */
+ 
+int sb_dsp_command (sb_devc *devc, unsigned char val);
+int sb_dsp_get_byte(sb_devc * devc);
+int sb_dsp_reset (sb_devc *devc);
+void sb_setmixer (sb_devc *devc, unsigned int port, unsigned int value);
+unsigned int sb_getmixer (sb_devc *devc, unsigned int port);
+int sb_dsp_detect (struct address_info *hw_config, int pci, int pciio, struct sb_module_options *sbmo);
+int sb_dsp_init (struct address_info *hw_config, struct module *owner);
+void sb_dsp_unload(struct address_info *hw_config, int sbmpu);
+int sb_mixer_init(sb_devc *devc, struct module *owner);
+void sb_mixer_unload(sb_devc *devc);
+void sb_mixer_set_stereo (sb_devc *devc, int mode);
+void smw_mixer_init(sb_devc *devc);
+void sb_dsp_midi_init (sb_devc *devc, struct module *owner);
+void sb_audio_init (sb_devc *devc, char *name, struct module *owner);
+void sb_midi_interrupt (sb_devc *devc);
+void sb_chgmixer (sb_devc * devc, unsigned int reg, unsigned int mask, unsigned int val);
+int sb_common_mixer_set(sb_devc * devc, int dev, int left, int right);
+
+int sb_audio_open(int dev, int mode);
+void sb_audio_close(int dev);
+
+/*	From sb_common.c */
+void sb_dsp_disable_midi(int port);
+int probe_sbmpu (struct address_info *hw_config, struct module *owner);
+void unload_sbmpu (struct address_info *hw_config);
+
+void unload_sb16(struct address_info *hw_info);
+void unload_sb16midi(struct address_info *hw_info);