1 files changed, 280 insertions, 0 deletions

diff --git a/sound/oss/msnd.h b/sound/oss/msnd.h
new file mode 100644
index 000000000000..05cf7865be5e
--- /dev/null
+++ b/sound/oss/msnd.h
@@ -0,0 +1,280 @@
+/*********************************************************************
+ *
+ * msnd.h
+ *
+ * Turtle Beach MultiSound Sound Card Driver for Linux
+ *
+ * Some parts of this header file were derived from the Turtle Beach
+ * MultiSound Driver Development Kit.
+ *
+ * Copyright (C) 1998 Andrew Veliath
+ * Copyright (C) 1993 Turtle Beach Systems, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ * $Id: msnd.h,v 1.36 1999/03/21 17:05:42 andrewtv Exp $
+ *
+ ********************************************************************/
+#ifndef __MSND_H
+#define __MSND_H
+
+#define VERSION                 "0.8.3.1"
+
+#define DEFSAMPLERATE           DSP_DEFAULT_SPEED
+#define DEFSAMPLESIZE           AFMT_U8
+#define DEFCHANNELS             1
+
+#define DEFFIFOSIZE             128
+
+#define SNDCARD_MSND            38
+
+#define SRAM_BANK_SIZE          0x8000
+#define SRAM_CNTL_START         0x7F00
+
+#define DSP_BASE_ADDR           0x4000
+#define DSP_BANK_BASE           0x4000
+
+#define HP_ICR                  0x00
+#define HP_CVR                  0x01
+#define HP_ISR                  0x02
+#define HP_IVR                  0x03
+#define HP_NU                   0x04
+#define HP_INFO                 0x04
+#define HP_TXH                  0x05
+#define HP_RXH                  0x05
+#define HP_TXM                  0x06
+#define HP_RXM                  0x06
+#define HP_TXL                  0x07
+#define HP_RXL                  0x07
+
+#define HP_ICR_DEF              0x00
+#define HP_CVR_DEF              0x12
+#define HP_ISR_DEF              0x06
+#define HP_IVR_DEF              0x0f
+#define HP_NU_DEF               0x00
+
+#define HP_IRQM                 0x09
+
+#define HPR_BLRC                0x08
+#define HPR_SPR1                0x09
+#define HPR_SPR2                0x0A
+#define HPR_TCL0                0x0B
+#define HPR_TCL1                0x0C
+#define HPR_TCL2                0x0D
+#define HPR_TCL3                0x0E
+#define HPR_TCL4                0x0F
+
+#define HPICR_INIT              0x80
+#define HPICR_HM1               0x40
+#define HPICR_HM0               0x20
+#define HPICR_HF1               0x10
+#define HPICR_HF0               0x08
+#define HPICR_TREQ              0x02
+#define HPICR_RREQ              0x01
+
+#define HPCVR_HC                0x80
+
+#define HPISR_HREQ              0x80
+#define HPISR_DMA               0x40
+#define HPISR_HF3               0x10
+#define HPISR_HF2               0x08
+#define HPISR_TRDY              0x04
+#define HPISR_TXDE              0x02
+#define HPISR_RXDF              0x01
+
+#define HPIO_290                0
+#define HPIO_260                1
+#define HPIO_250                2
+#define HPIO_240                3
+#define HPIO_230                4
+#define HPIO_220                5
+#define HPIO_210                6
+#define HPIO_3E0                7
+
+#define HPMEM_NONE              0
+#define HPMEM_B000              1
+#define HPMEM_C800              2
+#define HPMEM_D000              3
+#define HPMEM_D400              4
+#define HPMEM_D800              5
+#define HPMEM_E000              6
+#define HPMEM_E800              7
+
+#define HPIRQ_NONE              0
+#define HPIRQ_5                 1
+#define HPIRQ_7                 2
+#define HPIRQ_9                 3
+#define HPIRQ_10                4
+#define HPIRQ_11                5
+#define HPIRQ_12                6
+#define HPIRQ_15                7
+
+#define HIMT_PLAY_DONE          0x00
+#define HIMT_RECORD_DONE        0x01
+#define HIMT_MIDI_EOS           0x02
+#define HIMT_MIDI_OUT           0x03
+
+#define HIMT_MIDI_IN_UCHAR      0x0E
+#define HIMT_DSP                0x0F
+
+#define HDEX_BASE               0x92
+#define HDEX_PLAY_START         (0 + HDEX_BASE)
+#define HDEX_PLAY_STOP          (1 + HDEX_BASE)
+#define HDEX_PLAY_PAUSE         (2 + HDEX_BASE)
+#define HDEX_PLAY_RESUME        (3 + HDEX_BASE)
+#define HDEX_RECORD_START       (4 + HDEX_BASE)
+#define HDEX_RECORD_STOP        (5 + HDEX_BASE)
+#define HDEX_MIDI_IN_START      (6 + HDEX_BASE)
+#define HDEX_MIDI_IN_STOP       (7 + HDEX_BASE)
+#define HDEX_MIDI_OUT_START     (8 + HDEX_BASE)
+#define HDEX_MIDI_OUT_STOP      (9 + HDEX_BASE)
+#define HDEX_AUX_REQ            (10 + HDEX_BASE)
+
+#define HIWORD(l)               ((WORD)((((DWORD)(l)) >> 16) & 0xFFFF))
+#define LOWORD(l)               ((WORD)(DWORD)(l))
+#define HIBYTE(w)               ((BYTE)(((WORD)(w) >> 8) & 0xFF))
+#define LOBYTE(w)               ((BYTE)(w))
+#define MAKELONG(low,hi)        ((long)(((WORD)(low))|(((DWORD)((WORD)(hi)))<<16)))
+#define MAKEWORD(low,hi)        ((WORD)(((BYTE)(low))|(((WORD)((BYTE)(hi)))<<8)))
+
+#define PCTODSP_OFFSET(w)       (USHORT)((w)/2)
+#define PCTODSP_BASED(w)        (USHORT)(((w)/2) + DSP_BASE_ADDR)
+#define DSPTOPC_BASED(w)        (((w) - DSP_BASE_ADDR) * 2)
+
+#ifdef SLOWIO
+#define msnd_outb                       outb_p
+#define msnd_inb                        inb_p
+#else
+#define msnd_outb                       outb
+#define msnd_inb                        inb
+#endif
+
+/* JobQueueStruct */
+#define JQS_wStart              0x00
+#define JQS_wSize               0x02
+#define JQS_wHead               0x04
+#define JQS_wTail               0x06
+#define JQS__size               0x08
+
+/* DAQueueDataStruct */
+#define DAQDS_wStart            0x00
+#define DAQDS_wSize             0x02
+#define DAQDS_wFormat           0x04
+#define DAQDS_wSampleSize       0x06
+#define DAQDS_wChannels         0x08
+#define DAQDS_wSampleRate       0x0A
+#define DAQDS_wIntMsg           0x0C
+#define DAQDS_wFlags            0x0E
+#define DAQDS__size             0x10
+
+typedef u8                      BYTE;
+typedef u16                     USHORT;
+typedef u16                     WORD;
+typedef u32                     DWORD;
+typedef void __iomem *          LPDAQD;
+
+/* Generic FIFO */
+typedef struct {
+        size_t n, len;
+        char *data;
+        int head, tail;
+} msnd_fifo;
+
+typedef struct multisound_dev {
+        /* Linux device info */
+        char *name;
+        int dsp_minor, mixer_minor;
+        int ext_midi_dev, hdr_midi_dev;
+
+        /* Hardware resources */
+        int io, numio;
+        int memid, irqid;
+        int irq, irq_ref;
+        unsigned char info;
+        void __iomem *base;
+
+        /* Motorola 56k DSP SMA */
+        void __iomem *SMA;
+        void __iomem *DAPQ, *DARQ, *MODQ, *MIDQ, *DSPQ;
+        void __iomem *pwDSPQData, *pwMIDQData, *pwMODQData;
+        int dspq_data_buff, dspq_buff_size;
+
+        /* State variables */
+        enum { msndClassic, msndPinnacle } type;
+        mode_t mode;
+        unsigned long flags;
+#define F_RESETTING                     0
+#define F_HAVEDIGITAL                   1
+#define F_AUDIO_WRITE_INUSE             2
+#define F_WRITING                       3
+#define F_WRITEBLOCK                    4
+#define F_WRITEFLUSH                    5
+#define F_AUDIO_READ_INUSE              6
+#define F_READING                       7
+#define F_READBLOCK                     8
+#define F_EXT_MIDI_INUSE                9
+#define F_HDR_MIDI_INUSE                10
+#define F_DISABLE_WRITE_NDELAY          11
+        wait_queue_head_t writeblock;
+        wait_queue_head_t readblock;
+        wait_queue_head_t writeflush;
+        spinlock_t lock;
+        int nresets;
+        unsigned long recsrc;
+        int left_levels[16];
+        int right_levels[16];
+        int mixer_mod_count;
+        int calibrate_signal;
+        int play_sample_size, play_sample_rate, play_channels;
+        int play_ndelay;
+        int rec_sample_size, rec_sample_rate, rec_channels;
+        int rec_ndelay;
+        BYTE bCurrentMidiPatch;
+
+        /* Digital audio FIFOs */
+        msnd_fifo DAPF, DARF;
+        int fifosize;
+        int last_playbank, last_recbank;
+
+        /* MIDI in callback */
+        void (*midi_in_interrupt)(struct multisound_dev *);
+} multisound_dev_t;
+
+#ifndef mdelay
+#  define mdelay(a)             udelay((a) * 1000)
+#endif
+
+int                             msnd_register(multisound_dev_t *dev);
+void                            msnd_unregister(multisound_dev_t *dev);
+
+void                            msnd_init_queue(void __iomem *, int start, int size);
+
+void                            msnd_fifo_init(msnd_fifo *f);
+void                            msnd_fifo_free(msnd_fifo *f);
+int                             msnd_fifo_alloc(msnd_fifo *f, size_t n);
+void                            msnd_fifo_make_empty(msnd_fifo *f);
+int                             msnd_fifo_write_io(msnd_fifo *f, char __iomem *buf, size_t len);
+int                             msnd_fifo_read_io(msnd_fifo *f, char __iomem *buf, size_t len);
+int                             msnd_fifo_write(msnd_fifo *f, const char *buf, size_t len);
+int                             msnd_fifo_read(msnd_fifo *f, char *buf, size_t len);
+
+int                             msnd_send_dsp_cmd(multisound_dev_t *dev, BYTE cmd);
+int                             msnd_send_word(multisound_dev_t *dev, unsigned char high,
+                                               unsigned char mid, unsigned char low);
+int                             msnd_upload_host(multisound_dev_t *dev, char *bin, int len);
+int                             msnd_enable_irq(multisound_dev_t *dev);
+int                             msnd_disable_irq(multisound_dev_t *dev);
+
+#endif /* __MSND_H */