diff options
Diffstat (limited to 'include/sound/wavefront.h')
| -rw-r--r-- | include/sound/wavefront.h | 682 |
1 files changed, 682 insertions, 0 deletions
diff --git a/include/sound/wavefront.h b/include/sound/wavefront.h new file mode 100644 index 000000000..37ed437e2 --- /dev/null +++ b/include/sound/wavefront.h @@ -0,0 +1,682 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +#ifndef __SOUND_WAVEFRONT_H__ +#define __SOUND_WAVEFRONT_H__ + +/* + * Driver for Turtle Beach Wavefront cards (Maui,Tropez,Tropez+) + * + * Copyright (c) by Paul Barton-Davis <pbd@op.net> + */ + +#if (!defined(__GNUC__) && !defined(__GNUG__)) + + You will not be able to compile this file correctly without gcc, because + it is necessary to pack the "wavefront_alias" structure to a size + of 22 bytes, corresponding to 16-bit alignment (as would have been + the case on the original platform, MS-DOS). If this is not done, + then WavePatch-format files cannot be read/written correctly. + The method used to do this here ("__attribute__((packed)") is + completely compiler dependent. + + All other wavefront_* types end up aligned to 32 bit values and + still have the same (correct) size. + +#else + + /* However, note that as of G++ 2.7.3.2, g++ was unable to + correctly parse *type* __attribute__ tags. It will do the + right thing if we use the "packed" attribute on each struct + member, which has the same semantics anyway. + */ + +#endif /* __GNUC__ */ + +/***************************** WARNING ******************************** + PLEASE DO NOT MODIFY THIS FILE IN ANY WAY THAT AFFECTS ITS ABILITY TO + BE USED WITH EITHER C *OR* C++. + **********************************************************************/ + +#ifndef NUM_MIDIKEYS +#define NUM_MIDIKEYS 128 +#endif /* NUM_MIDIKEYS */ + +#ifndef NUM_MIDICHANNELS +#define NUM_MIDICHANNELS 16 +#endif /* NUM_MIDICHANNELS */ + +/* These are very useful/important. the original wavefront interface + was developed on a 16 bit system, where sizeof(int) = 2 + bytes. Defining things like this makes the code much more portable, and + easier to understand without having to toggle back and forth + between a 16-bit view of the world and a 32-bit one. + */ + +#ifndef __KERNEL__ +/* keep them for compatibility */ +typedef short s16; +typedef unsigned short u16; +typedef int s32; +typedef unsigned int u32; +typedef char s8; +typedef unsigned char u8; +typedef s16 INT16; +typedef u16 UINT16; +typedef s32 INT32; +typedef u32 UINT32; +typedef s8 CHAR8; +typedef u8 UCHAR8; +#endif + +/* Pseudo-commands not part of the WaveFront command set. + These are used for various driver controls and direct + hardware control. + */ + +#define WFC_DEBUG_DRIVER 0 +#define WFC_FX_IOCTL 1 +#define WFC_PATCH_STATUS 2 +#define WFC_PROGRAM_STATUS 3 +#define WFC_SAMPLE_STATUS 4 +#define WFC_DISABLE_INTERRUPTS 5 +#define WFC_ENABLE_INTERRUPTS 6 +#define WFC_INTERRUPT_STATUS 7 +#define WFC_ROMSAMPLES_RDONLY 8 +#define WFC_IDENTIFY_SLOT_TYPE 9 + +/* Wavefront synth commands + */ + +#define WFC_DOWNLOAD_SAMPLE 0x80 +#define WFC_DOWNLOAD_BLOCK 0x81 +#define WFC_DOWNLOAD_MULTISAMPLE 0x82 +#define WFC_DOWNLOAD_SAMPLE_ALIAS 0x83 +#define WFC_DELETE_SAMPLE 0x84 +#define WFC_REPORT_FREE_MEMORY 0x85 +#define WFC_DOWNLOAD_PATCH 0x86 +#define WFC_DOWNLOAD_PROGRAM 0x87 +#define WFC_SET_SYNTHVOL 0x89 +#define WFC_SET_NVOICES 0x8B +#define WFC_DOWNLOAD_DRUM 0x90 +#define WFC_GET_SYNTHVOL 0x92 +#define WFC_GET_NVOICES 0x94 +#define WFC_DISABLE_CHANNEL 0x9A +#define WFC_ENABLE_CHANNEL 0x9B +#define WFC_MISYNTH_OFF 0x9D +#define WFC_MISYNTH_ON 0x9E +#define WFC_FIRMWARE_VERSION 0x9F +#define WFC_GET_NSAMPLES 0xA0 +#define WFC_DISABLE_DRUM_PROGRAM 0xA2 +#define WFC_UPLOAD_PATCH 0xA3 +#define WFC_UPLOAD_PROGRAM 0xA4 +#define WFC_SET_TUNING 0xA6 +#define WFC_GET_TUNING 0xA7 +#define WFC_VMIDI_ON 0xA8 +#define WFC_VMIDI_OFF 0xA9 +#define WFC_MIDI_STATUS 0xAA +#define WFC_GET_CHANNEL_STATUS 0xAB +#define WFC_DOWNLOAD_SAMPLE_HEADER 0xAC +#define WFC_UPLOAD_SAMPLE_HEADER 0xAD +#define WFC_UPLOAD_MULTISAMPLE 0xAE +#define WFC_UPLOAD_SAMPLE_ALIAS 0xAF +#define WFC_IDENTIFY_SAMPLE_TYPE 0xB0 +#define WFC_DOWNLOAD_EDRUM_PROGRAM 0xB1 +#define WFC_UPLOAD_EDRUM_PROGRAM 0xB2 +#define WFC_SET_EDRUM_CHANNEL 0xB3 +#define WFC_INSTOUT_LEVELS 0xB4 +#define WFC_PEAKOUT_LEVELS 0xB5 +#define WFC_REPORT_CHANNEL_PROGRAMS 0xB6 +#define WFC_HARDWARE_VERSION 0xCF +#define WFC_UPLOAD_SAMPLE_PARAMS 0xD7 +#define WFC_DOWNLOAD_OS 0xF1 +#define WFC_NOOP 0xFF + +#define WF_MAX_SAMPLE 512 +#define WF_MAX_PATCH 256 +#define WF_MAX_PROGRAM 128 + +#define WF_SECTION_MAX 44 /* longest OS section length */ + +/* # of bytes we send to the board when sending it various kinds of + substantive data, such as samples, patches and programs. +*/ + +#define WF_PROGRAM_BYTES 32 +#define WF_PATCH_BYTES 132 +#define WF_SAMPLE_BYTES 27 +#define WF_SAMPLE_HDR_BYTES 25 +#define WF_ALIAS_BYTES 25 +#define WF_DRUM_BYTES 9 +#define WF_MSAMPLE_BYTES 259 /* (MIDI_KEYS * 2) + 3 */ + +#define WF_ACK 0x80 +#define WF_DMA_ACK 0x81 + +/* OR-values for MIDI status bits */ + +#define WF_MIDI_VIRTUAL_ENABLED 0x1 +#define WF_MIDI_VIRTUAL_IS_EXTERNAL 0x2 +#define WF_MIDI_IN_TO_SYNTH_DISABLED 0x4 + +/* slot indexes for struct address_info: makes code a little more mnemonic */ + +#define WF_SYNTH_SLOT 0 +#define WF_INTERNAL_MIDI_SLOT 1 +#define WF_EXTERNAL_MIDI_SLOT 2 + +/* Magic MIDI bytes used to switch I/O streams on the ICS2115 MPU401 + emulation. Note these NEVER show up in output from the device and + should NEVER be used in input unless Virtual MIDI mode has been + disabled. If they do show up as input, the results are unpredictable. +*/ + +#define WF_EXTERNAL_SWITCH 0xFD +#define WF_INTERNAL_SWITCH 0xF9 + +/* Debugging flags */ + +#define WF_DEBUG_CMD 0x1 +#define WF_DEBUG_DATA 0x2 +#define WF_DEBUG_LOAD_PATCH 0x4 +#define WF_DEBUG_IO 0x8 + +/* WavePatch file format stuff */ + +#define WF_WAVEPATCH_VERSION 120; /* Current version number (1.2) */ +#define WF_MAX_COMMENT 64 /* Comment length */ +#define WF_NUM_LAYERS 4 +#define WF_NAME_LENGTH 32 +#define WF_SOURCE_LENGTH 260 + +#define BankFileID "Bank" +#define DrumkitFileID "DrumKit" +#define ProgramFileID "Program" + +struct wf_envelope +{ + u8 attack_time:7; + u8 Unused1:1; + + u8 decay1_time:7; + u8 Unused2:1; + + u8 decay2_time:7; + u8 Unused3:1; + + u8 sustain_time:7; + u8 Unused4:1; + + u8 release_time:7; + u8 Unused5:1; + + u8 release2_time:7; + u8 Unused6:1; + + s8 attack_level; + s8 decay1_level; + s8 decay2_level; + s8 sustain_level; + s8 release_level; + + u8 attack_velocity:7; + u8 Unused7:1; + + u8 volume_velocity:7; + u8 Unused8:1; + + u8 keyboard_scaling:7; + u8 Unused9:1; +}; +typedef struct wf_envelope wavefront_envelope; + +struct wf_lfo +{ + u8 sample_number; + + u8 frequency:7; + u8 Unused1:1; + + u8 am_src:4; + u8 fm_src:4; + + s8 fm_amount; + s8 am_amount; + s8 start_level; + s8 end_level; + + u8 ramp_delay:7; + u8 wave_restart:1; /* for LFO2 only */ + + u8 ramp_time:7; + u8 Unused2:1; +}; +typedef struct wf_lfo wavefront_lfo; + +struct wf_patch +{ + s16 frequency_bias; /* ** THIS IS IN MOTOROLA FORMAT!! ** */ + + u8 amplitude_bias:7; + u8 Unused1:1; + + u8 portamento:7; + u8 Unused2:1; + + u8 sample_number; + + u8 pitch_bend:4; + u8 sample_msb:1; + u8 Unused3:3; + + u8 mono:1; + u8 retrigger:1; + u8 nohold:1; + u8 restart:1; + u8 filterconfig:2; /* SDK says "not used" */ + u8 reuse:1; + u8 reset_lfo:1; + + u8 fm_src2:4; + u8 fm_src1:4; + + s8 fm_amount1; + s8 fm_amount2; + + u8 am_src:4; + u8 Unused4:4; + + s8 am_amount; + + u8 fc1_mode:4; + u8 fc2_mode:4; + + s8 fc1_mod_amount; + s8 fc1_keyboard_scaling; + s8 fc1_bias; + s8 fc2_mod_amount; + s8 fc2_keyboard_scaling; + s8 fc2_bias; + + u8 randomizer:7; + u8 Unused5:1; + + struct wf_envelope envelope1; + struct wf_envelope envelope2; + struct wf_lfo lfo1; + struct wf_lfo lfo2; +}; +typedef struct wf_patch wavefront_patch; + +struct wf_layer +{ + u8 patch_number; + + u8 mix_level:7; + u8 mute:1; + + u8 split_point:7; + u8 play_below:1; + + u8 pan_mod_src:2; + u8 pan_or_mod:1; + u8 pan:4; + u8 split_type:1; +}; +typedef struct wf_layer wavefront_layer; + +struct wf_program +{ + struct wf_layer layer[WF_NUM_LAYERS]; +}; +typedef struct wf_program wavefront_program; + +struct wf_sample_offset +{ + s32 Fraction:4; + s32 Integer:20; + s32 Unused:8; +}; +typedef struct wf_sample_offset wavefront_sample_offset; + +/* Sample slot types */ + +#define WF_ST_SAMPLE 0 +#define WF_ST_MULTISAMPLE 1 +#define WF_ST_ALIAS 2 +#define WF_ST_EMPTY 3 + +/* pseudo's */ + +#define WF_ST_DRUM 4 +#define WF_ST_PROGRAM 5 +#define WF_ST_PATCH 6 +#define WF_ST_SAMPLEHDR 7 + +#define WF_ST_MASK 0xf + +/* Flags for slot status. These occupy the upper bits of the same byte + as a sample type. +*/ + +#define WF_SLOT_USED 0x80 /* XXX don't rely on this being accurate */ +#define WF_SLOT_FILLED 0x40 +#define WF_SLOT_ROM 0x20 + +#define WF_SLOT_MASK 0xf0 + +/* channel constants */ + +#define WF_CH_MONO 0 +#define WF_CH_LEFT 1 +#define WF_CH_RIGHT 2 + +/* Sample formats */ + +#define LINEAR_16BIT 0 +#define WHITE_NOISE 1 +#define LINEAR_8BIT 2 +#define MULAW_8BIT 3 + +#define WF_SAMPLE_IS_8BIT(smpl) ((smpl)->SampleResolution&2) + + +/* + + Because most/all of the sample data we pass in via pointers has + never been copied (just mmap-ed into user space straight from the + disk), it would be nice to allow handling of multi-channel sample + data without forcing user-level extraction of the relevant bytes. + + So, we need a way of specifying which channel to use (the WaveFront + only handles mono samples in a given slot), and the only way to do + this without using some struct other than wavefront_sample as the + interface is the awful hack of using the unused bits in a + wavefront_sample: + + Val Meaning + --- ------- + 0 no channel selection (use channel 1, sample is MONO) + 1 use first channel, and skip one + 2 use second channel, and skip one + 3 use third channel, and skip two + 4 use fourth channel, skip three + 5 use fifth channel, skip four + 6 use six channel, skip five + + + This can handle up to 4 channels, and anyone downloading >4 channels + of sample data just to select one of them needs to find some tools + like sox ... + + NOTE: values 0, 1 and 2 correspond to WF_CH_* above. This is + important. + +*/ + +#define WF_SET_CHANNEL(samp,chn) \ + (samp)->Unused1 = chn & 0x1; \ + (samp)->Unused2 = chn & 0x2; \ + (samp)->Unused3 = chn & 0x4 + +#define WF_GET_CHANNEL(samp) \ + (((samp)->Unused3 << 2)|((samp)->Unused2<<1)|(samp)->Unused1) + +typedef struct wf_sample { + struct wf_sample_offset sampleStartOffset; + struct wf_sample_offset loopStartOffset; + struct wf_sample_offset loopEndOffset; + struct wf_sample_offset sampleEndOffset; + s16 FrequencyBias; + u8 SampleResolution:2; /* sample_format */ + u8 Unused1:1; + u8 Loop:1; + u8 Bidirectional:1; + u8 Unused2:1; + u8 Reverse:1; + u8 Unused3:1; +} wavefront_sample; + +typedef struct wf_multisample { + s16 NumberOfSamples; /* log2 of the number of samples */ + s16 SampleNumber[NUM_MIDIKEYS]; +} wavefront_multisample; + +typedef struct wf_alias { + s16 OriginalSample; + + struct wf_sample_offset sampleStartOffset; + struct wf_sample_offset loopStartOffset; + struct wf_sample_offset sampleEndOffset; + struct wf_sample_offset loopEndOffset; + + s16 FrequencyBias; + + u8 SampleResolution:2; + u8 Unused1:1; + u8 Loop:1; + u8 Bidirectional:1; + u8 Unused2:1; + u8 Reverse:1; + u8 Unused3:1; + + /* This structure is meant to be padded only to 16 bits on their + original. Of course, whoever wrote their documentation didn't + realize that sizeof(struct) can be >= + sum(sizeof(struct-fields)) and so thought that giving a C level + description of the structs used in WavePatch files was + sufficient. I suppose it was, as long as you remember the + standard 16->32 bit issues. + */ + + u8 sixteen_bit_padding; +} __attribute__((packed)) wavefront_alias; + +typedef struct wf_drum { + u8 PatchNumber; + u8 MixLevel:7; + u8 Unmute:1; + u8 Group:4; + u8 Unused1:4; + u8 PanModSource:2; + u8 PanModulated:1; + u8 PanAmount:4; + u8 Unused2:1; +} wavefront_drum; + +typedef struct wf_drumkit { + struct wf_drum drum[NUM_MIDIKEYS]; +} wavefront_drumkit; + +typedef struct wf_channel_programs { + u8 Program[NUM_MIDICHANNELS]; +} wavefront_channel_programs; + +/* How to get MIDI channel status from the data returned by + a WFC_GET_CHANNEL_STATUS command (a struct wf_channel_programs) +*/ + +#define WF_CHANNEL_STATUS(ch,wcp) (wcp)[(ch/7)] & (1<<((ch)%7)) + +typedef union wf_any { + wavefront_sample s; + wavefront_multisample ms; + wavefront_alias a; + wavefront_program pr; + wavefront_patch p; + wavefront_drum d; +} wavefront_any; + +/* Hannu Solvainen hoped that his "patch_info" struct in soundcard.h + might work for other wave-table based patch loading situations. + Alas, his fears were correct. The WaveFront doesn't even come with + just "patches", but several different kind of structures that + control the sound generation process. + */ + +typedef struct wf_patch_info { + + /* the first two fields are used by the OSS "patch loading" interface + only, and are unused by the current user-level library. + */ + + s16 key; /* Use WAVEFRONT_PATCH here */ + u16 devno; /* fill in when sending */ + u8 subkey; /* WF_ST_{SAMPLE,ALIAS,etc.} */ + +#define WAVEFRONT_FIND_FREE_SAMPLE_SLOT 999 + + u16 number; /* patch/sample/prog number */ + + u32 size; /* size of any data included in + one of the fields in `hdrptr', or + as `dataptr'. + + NOTE: for actual samples, this is + the size of the *SELECTED CHANNEL* + even if more data is actually available. + + So, a stereo sample (2 channels) of + 6000 bytes total has `size' = 3000. + + See the macros and comments for + WF_{GET,SET}_CHANNEL above. + + */ + wavefront_any __user *hdrptr; /* user-space ptr to hdr bytes */ + u16 __user *dataptr; /* actual sample data */ + + wavefront_any hdr; /* kernel-space copy of hdr bytes */ +} wavefront_patch_info; + +/* The maximum number of bytes we will ever move to or from user space + in response to a WFC_* command. This obviously doesn't cover + actual sample data. +*/ + +#define WF_MAX_READ sizeof(wavefront_multisample) +#define WF_MAX_WRITE sizeof(wavefront_multisample) + +/* + This allows us to execute any WF command except the download/upload + ones, which are handled differently due to copyin/copyout issues as + well as data-nybbling to/from the card. + */ + +typedef struct wavefront_control { + int cmd; /* WFC_* */ + char status; /* return status to user-space */ + unsigned char rbuf[WF_MAX_READ]; /* bytes read from card */ + unsigned char wbuf[WF_MAX_WRITE]; /* bytes written to card */ +} wavefront_control; + +#define WFCTL_WFCMD 0x1 +#define WFCTL_LOAD_SPP 0x2 + +/* Modulator table */ + +#define WF_MOD_LFO1 0 +#define WF_MOD_LFO2 1 +#define WF_MOD_ENV1 2 +#define WF_MOD_ENV2 3 +#define WF_MOD_KEYBOARD 4 +#define WF_MOD_LOGKEY 5 +#define WF_MOD_VELOCITY 6 +#define WF_MOD_LOGVEL 7 +#define WF_MOD_RANDOM 8 +#define WF_MOD_PRESSURE 9 +#define WF_MOD_MOD_WHEEL 10 +#define WF_MOD_1 WF_MOD_MOD_WHEEL +#define WF_MOD_BREATH 11 +#define WF_MOD_2 WF_MOD_BREATH +#define WF_MOD_FOOT 12 +#define WF_MOD_4 WF_MOD_FOOT +#define WF_MOD_VOLUME 13 +#define WF_MOD_7 WF_MOD_VOLUME +#define WF_MOD_PAN 14 +#define WF_MOD_10 WF_MOD_PAN +#define WF_MOD_EXPR 15 +#define WF_MOD_11 WF_MOD_EXPR + +/* FX-related material */ + +typedef struct wf_fx_info { + int request; /* see list below */ + long data[4]; /* we don't need much */ +} wavefront_fx_info; + +/* support for each of these will be forthcoming once I or someone + else has figured out which of the addresses on page 6 and page 7 of + the YSS225 control each parameter. Incidentally, these come from + the Windows driver interface, but again, Turtle Beach didn't + document the API to use them. +*/ + +#define WFFX_SETOUTGAIN 0 +#define WFFX_SETSTEREOOUTGAIN 1 +#define WFFX_SETREVERBIN1GAIN 2 +#define WFFX_SETREVERBIN2GAIN 3 +#define WFFX_SETREVERBIN3GAIN 4 +#define WFFX_SETCHORUSINPORT 5 +#define WFFX_SETREVERBIN1PORT 6 +#define WFFX_SETREVERBIN2PORT 7 +#define WFFX_SETREVERBIN3PORT 8 +#define WFFX_SETEFFECTPORT 9 +#define WFFX_SETAUXPORT 10 +#define WFFX_SETREVERBTYPE 11 +#define WFFX_SETREVERBDELAY 12 +#define WFFX_SETCHORUSLFO 13 +#define WFFX_SETCHORUSPMD 14 +#define WFFX_SETCHORUSAMD 15 +#define WFFX_SETEFFECT 16 +#define WFFX_SETBASEALL 17 +#define WFFX_SETREVERBALL 18 +#define WFFX_SETCHORUSALL 20 +#define WFFX_SETREVERBDEF 22 +#define WFFX_SETCHORUSDEF 23 +#define WFFX_DELAYSETINGAIN 24 +#define WFFX_DELAYSETFBGAIN 25 +#define WFFX_DELAYSETFBLPF 26 +#define WFFX_DELAYSETGAIN 27 +#define WFFX_DELAYSETTIME 28 +#define WFFX_DELAYSETFBTIME 29 +#define WFFX_DELAYSETALL 30 +#define WFFX_DELAYSETDEF 32 +#define WFFX_SDELAYSETINGAIN 33 +#define WFFX_SDELAYSETFBGAIN 34 +#define WFFX_SDELAYSETFBLPF 35 +#define WFFX_SDELAYSETGAIN 36 +#define WFFX_SDELAYSETTIME 37 +#define WFFX_SDELAYSETFBTIME 38 +#define WFFX_SDELAYSETALL 39 +#define WFFX_SDELAYSETDEF 41 +#define WFFX_DEQSETINGAIN 42 +#define WFFX_DEQSETFILTER 43 +#define WFFX_DEQSETALL 44 +#define WFFX_DEQSETDEF 46 +#define WFFX_MUTE 47 +#define WFFX_FLANGESETBALANCE 48 +#define WFFX_FLANGESETDELAY 49 +#define WFFX_FLANGESETDWFFX_TH 50 +#define WFFX_FLANGESETFBGAIN 51 +#define WFFX_FLANGESETINGAIN 52 +#define WFFX_FLANGESETLFO 53 +#define WFFX_FLANGESETALL 54 +#define WFFX_FLANGESETDEF 56 +#define WFFX_PITCHSETSHIFT 57 +#define WFFX_PITCHSETBALANCE 58 +#define WFFX_PITCHSETALL 59 +#define WFFX_PITCHSETDEF 61 +#define WFFX_SRSSETINGAIN 62 +#define WFFX_SRSSETSPACE 63 +#define WFFX_SRSSETCENTER 64 +#define WFFX_SRSSETGAIN 65 +#define WFFX_SRSSETMODE 66 +#define WFFX_SRSSETDEF 68 + +/* Allow direct user-space control over FX memory/coefficient data. + In theory this could be used to download the FX microprogram, + but it would be a little slower, and involve some weird code. + */ + +#define WFFX_MEMSET 69 + +#endif /* __SOUND_WAVEFRONT_H__ */ |