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Diffstat (limited to 'sound/oss/msnd.h')
| -rw-r--r-- | sound/oss/msnd.h | 278 |
1 files changed, 278 insertions, 0 deletions
diff --git a/sound/oss/msnd.h b/sound/oss/msnd.h new file mode 100644 index 000000000..c8be47ec2 --- /dev/null +++ b/sound/oss/msnd.h @@ -0,0 +1,278 @@ +/********************************************************************* + * + * 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. + * + ********************************************************************/ +#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; + fmode_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[32]; + int right_levels[32]; + 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 */ |