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279 lines
7.2 KiB
C
279 lines
7.2 KiB
C
/*********************************************************************
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*
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* msnd.h
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*
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* Turtle Beach MultiSound Sound Card Driver for Linux
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*
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* Some parts of this header file were derived from the Turtle Beach
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* MultiSound Driver Development Kit.
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*
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* Copyright (C) 1998 Andrew Veliath
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* Copyright (C) 1993 Turtle Beach Systems, Inc.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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********************************************************************/
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#ifndef __MSND_H
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#define __MSND_H
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#define VERSION "0.8.3.1"
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#define DEFSAMPLERATE DSP_DEFAULT_SPEED
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#define DEFSAMPLESIZE AFMT_U8
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#define DEFCHANNELS 1
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#define DEFFIFOSIZE 128
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#define SNDCARD_MSND 38
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#define SRAM_BANK_SIZE 0x8000
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#define SRAM_CNTL_START 0x7F00
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#define DSP_BASE_ADDR 0x4000
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#define DSP_BANK_BASE 0x4000
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#define HP_ICR 0x00
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#define HP_CVR 0x01
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#define HP_ISR 0x02
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#define HP_IVR 0x03
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#define HP_NU 0x04
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#define HP_INFO 0x04
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#define HP_TXH 0x05
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#define HP_RXH 0x05
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#define HP_TXM 0x06
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#define HP_RXM 0x06
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#define HP_TXL 0x07
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#define HP_RXL 0x07
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#define HP_ICR_DEF 0x00
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#define HP_CVR_DEF 0x12
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#define HP_ISR_DEF 0x06
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#define HP_IVR_DEF 0x0f
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#define HP_NU_DEF 0x00
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#define HP_IRQM 0x09
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#define HPR_BLRC 0x08
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#define HPR_SPR1 0x09
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#define HPR_SPR2 0x0A
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#define HPR_TCL0 0x0B
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#define HPR_TCL1 0x0C
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#define HPR_TCL2 0x0D
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#define HPR_TCL3 0x0E
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#define HPR_TCL4 0x0F
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#define HPICR_INIT 0x80
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#define HPICR_HM1 0x40
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#define HPICR_HM0 0x20
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#define HPICR_HF1 0x10
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#define HPICR_HF0 0x08
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#define HPICR_TREQ 0x02
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#define HPICR_RREQ 0x01
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#define HPCVR_HC 0x80
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#define HPISR_HREQ 0x80
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#define HPISR_DMA 0x40
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#define HPISR_HF3 0x10
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#define HPISR_HF2 0x08
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#define HPISR_TRDY 0x04
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#define HPISR_TXDE 0x02
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#define HPISR_RXDF 0x01
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#define HPIO_290 0
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#define HPIO_260 1
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#define HPIO_250 2
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#define HPIO_240 3
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#define HPIO_230 4
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#define HPIO_220 5
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#define HPIO_210 6
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#define HPIO_3E0 7
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#define HPMEM_NONE 0
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#define HPMEM_B000 1
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#define HPMEM_C800 2
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#define HPMEM_D000 3
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#define HPMEM_D400 4
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#define HPMEM_D800 5
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#define HPMEM_E000 6
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#define HPMEM_E800 7
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#define HPIRQ_NONE 0
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#define HPIRQ_5 1
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#define HPIRQ_7 2
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#define HPIRQ_9 3
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#define HPIRQ_10 4
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#define HPIRQ_11 5
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#define HPIRQ_12 6
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#define HPIRQ_15 7
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#define HIMT_PLAY_DONE 0x00
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#define HIMT_RECORD_DONE 0x01
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#define HIMT_MIDI_EOS 0x02
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#define HIMT_MIDI_OUT 0x03
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#define HIMT_MIDI_IN_UCHAR 0x0E
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#define HIMT_DSP 0x0F
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#define HDEX_BASE 0x92
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#define HDEX_PLAY_START (0 + HDEX_BASE)
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#define HDEX_PLAY_STOP (1 + HDEX_BASE)
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#define HDEX_PLAY_PAUSE (2 + HDEX_BASE)
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#define HDEX_PLAY_RESUME (3 + HDEX_BASE)
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#define HDEX_RECORD_START (4 + HDEX_BASE)
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#define HDEX_RECORD_STOP (5 + HDEX_BASE)
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#define HDEX_MIDI_IN_START (6 + HDEX_BASE)
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#define HDEX_MIDI_IN_STOP (7 + HDEX_BASE)
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#define HDEX_MIDI_OUT_START (8 + HDEX_BASE)
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#define HDEX_MIDI_OUT_STOP (9 + HDEX_BASE)
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#define HDEX_AUX_REQ (10 + HDEX_BASE)
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#define HIWORD(l) ((WORD)((((DWORD)(l)) >> 16) & 0xFFFF))
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#define LOWORD(l) ((WORD)(DWORD)(l))
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#define HIBYTE(w) ((BYTE)(((WORD)(w) >> 8) & 0xFF))
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#define LOBYTE(w) ((BYTE)(w))
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#define MAKELONG(low,hi) ((long)(((WORD)(low))|(((DWORD)((WORD)(hi)))<<16)))
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#define MAKEWORD(low,hi) ((WORD)(((BYTE)(low))|(((WORD)((BYTE)(hi)))<<8)))
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#define PCTODSP_OFFSET(w) (USHORT)((w)/2)
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#define PCTODSP_BASED(w) (USHORT)(((w)/2) + DSP_BASE_ADDR)
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#define DSPTOPC_BASED(w) (((w) - DSP_BASE_ADDR) * 2)
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#ifdef SLOWIO
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#define msnd_outb outb_p
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#define msnd_inb inb_p
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#else
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#define msnd_outb outb
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#define msnd_inb inb
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#endif
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/* JobQueueStruct */
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#define JQS_wStart 0x00
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#define JQS_wSize 0x02
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#define JQS_wHead 0x04
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#define JQS_wTail 0x06
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#define JQS__size 0x08
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/* DAQueueDataStruct */
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#define DAQDS_wStart 0x00
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#define DAQDS_wSize 0x02
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#define DAQDS_wFormat 0x04
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#define DAQDS_wSampleSize 0x06
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#define DAQDS_wChannels 0x08
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#define DAQDS_wSampleRate 0x0A
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#define DAQDS_wIntMsg 0x0C
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#define DAQDS_wFlags 0x0E
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#define DAQDS__size 0x10
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typedef u8 BYTE;
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typedef u16 USHORT;
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typedef u16 WORD;
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typedef u32 DWORD;
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typedef void __iomem * LPDAQD;
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/* Generic FIFO */
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typedef struct {
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size_t n, len;
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char *data;
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int head, tail;
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} msnd_fifo;
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typedef struct multisound_dev {
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/* Linux device info */
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char *name;
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int dsp_minor, mixer_minor;
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int ext_midi_dev, hdr_midi_dev;
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/* Hardware resources */
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int io, numio;
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int memid, irqid;
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int irq, irq_ref;
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unsigned char info;
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void __iomem *base;
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/* Motorola 56k DSP SMA */
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void __iomem *SMA;
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void __iomem *DAPQ, *DARQ, *MODQ, *MIDQ, *DSPQ;
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void __iomem *pwDSPQData, *pwMIDQData, *pwMODQData;
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int dspq_data_buff, dspq_buff_size;
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/* State variables */
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enum { msndClassic, msndPinnacle } type;
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fmode_t mode;
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unsigned long flags;
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#define F_RESETTING 0
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#define F_HAVEDIGITAL 1
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#define F_AUDIO_WRITE_INUSE 2
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#define F_WRITING 3
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#define F_WRITEBLOCK 4
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#define F_WRITEFLUSH 5
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#define F_AUDIO_READ_INUSE 6
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#define F_READING 7
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#define F_READBLOCK 8
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#define F_EXT_MIDI_INUSE 9
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#define F_HDR_MIDI_INUSE 10
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#define F_DISABLE_WRITE_NDELAY 11
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wait_queue_head_t writeblock;
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wait_queue_head_t readblock;
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wait_queue_head_t writeflush;
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spinlock_t lock;
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int nresets;
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unsigned long recsrc;
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int left_levels[32];
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int right_levels[32];
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int mixer_mod_count;
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int calibrate_signal;
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int play_sample_size, play_sample_rate, play_channels;
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int play_ndelay;
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int rec_sample_size, rec_sample_rate, rec_channels;
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int rec_ndelay;
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BYTE bCurrentMidiPatch;
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/* Digital audio FIFOs */
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msnd_fifo DAPF, DARF;
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int fifosize;
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int last_playbank, last_recbank;
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/* MIDI in callback */
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void (*midi_in_interrupt)(struct multisound_dev *);
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} multisound_dev_t;
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#ifndef mdelay
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# define mdelay(a) udelay((a) * 1000)
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#endif
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int msnd_register(multisound_dev_t *dev);
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void msnd_unregister(multisound_dev_t *dev);
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void msnd_init_queue(void __iomem *, int start, int size);
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void msnd_fifo_init(msnd_fifo *f);
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void msnd_fifo_free(msnd_fifo *f);
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int msnd_fifo_alloc(msnd_fifo *f, size_t n);
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void msnd_fifo_make_empty(msnd_fifo *f);
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int msnd_fifo_write_io(msnd_fifo *f, char __iomem *buf, size_t len);
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int msnd_fifo_read_io(msnd_fifo *f, char __iomem *buf, size_t len);
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int msnd_fifo_write(msnd_fifo *f, const char *buf, size_t len);
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int msnd_fifo_read(msnd_fifo *f, char *buf, size_t len);
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int msnd_send_dsp_cmd(multisound_dev_t *dev, BYTE cmd);
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int msnd_send_word(multisound_dev_t *dev, unsigned char high,
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unsigned char mid, unsigned char low);
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int msnd_upload_host(multisound_dev_t *dev, char *bin, int len);
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int msnd_enable_irq(multisound_dev_t *dev);
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int msnd_disable_irq(multisound_dev_t *dev);
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#endif /* __MSND_H */
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