text: #ifndef __SOUND_EMU10K1_H
  #define __SOUND_EMU10K1_H
  
  /*
   *  Copyright (c) by Jaroslav Kysela <perex@suse.cz>,
   *		     Creative Labs, Inc.
   *  Definitions for EMU10K1 (SB Live!) chips
   *
   *
   *   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., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
   *
   */
  
  #ifdef __KERNEL__
  
  #include <sound/pcm.h>
  #include <sound/rawmidi.h>
  #include <sound/hwdep.h>
  #include <sound/ac97_codec.h>
  #include <sound/util_mem.h>
  #include <linux/interrupt.h>
  #include <asm/io.h>
  
  #ifndef PCI_VENDOR_ID_CREATIVE
  #define PCI_VENDOR_ID_CREATIVE		0x1102
  #endif
  #ifndef PCI_DEVICE_ID_CREATIVE_EMU10K1
  #define PCI_DEVICE_ID_CREATIVE_EMU10K1	0x0002
  #endif
  
  /* ------------------- DEFINES -------------------- */
  
  #define EMUPAGESIZE     4096
  #define MAXREQVOICES    8
  #define MAXPAGES        8192
  #define RESERVED        0
  #define NUM_MIDI        16
  #define NUM_G           64              /* use all channels */
  #define NUM_FXSENDS     4
  
  #define EMU10K1_DMA_MASK	0x7fffffffUL	/* 31bit */
  #define AUDIGY_DMA_MASK		0xffffffffUL	/* 32bit */
  
  #define TMEMSIZE        256*1024
  #define TMEMSIZEREG     4
  
  #define IP_TO_CP(ip) ((ip == 0) ? 0 : (((0x00001000uL | (ip & 0x00000FFFL)) << (((ip >> 12) & 0x000FL) + 4)) & 0xFFFF0000uL))
  
  // Audigy specify registers are prefixed with 'A_'
  
  /************************************************************************************************/
  /* PCI function 0 registers, address = <val> + PCIBASE0						*/
  /************************************************************************************************/
  
  #define PTR			0x00		/* Indexed register set pointer register	*/
  						/* NOTE: The CHANNELNUM and ADDRESS words can	*/
  						/* be modified independently of each other.	*/
  #define PTR_CHANNELNUM_MASK	0x0000003f	/* For each per-channel register, indicates the	*/
  						/* channel number of the register to be		*/
  						/* accessed.  For non per-channel registers the	*/
  						/* value should be set to zero.			*/
  #define PTR_ADDRESS_MASK	0x07ff0000	/* Register index				*/
  #define A_PTR_ADDRESS_MASK	0x0fff0000
  
  #define DATA			0x04		/* Indexed register set data register		*/
  
  #define IPR			0x08		/* Global interrupt pending register		*/
  						/* Clear pending interrupts by writing a 1 to	*/
  						/* the relevant bits and zero to the other bits	*/
  
  /* The next two interrupts are for the midi port on the Audigy Drive (A_MPU1)			*/
  #define IPR_A_MIDITRANSBUFEMPTY2 0x10000000	/* MIDI UART transmit buffer empty		*/
  #define IPR_A_MIDIRECVBUFEMPTY2	0x08000000	/* MIDI UART receive buffer empty		*/
  
  #define IPR_SAMPLERATETRACKER	0x01000000	/* Sample rate tracker lock status change	*/
  #define IPR_FXDSP		0x00800000	/* Enable FX DSP interrupts			*/
  #define IPR_FORCEINT		0x00400000	/* Force Sound Blaster interrupt		*/
  #define IPR_PCIERROR		0x00200000	/* PCI bus error				*/
  #define IPR_VOLINCR		0x00100000	/* Volume increment button pressed		*/
  #define IPR_VOLDECR		0x00080000	/* Volume decrement button pressed		*/
  #define IPR_MUTE		0x00040000	/* Mute button pressed				*/
  #define IPR_MICBUFFULL		0x00020000	/* Microphone buffer full			*/
  #define IPR_MICBUFHALFFULL	0x00010000	/* Microphone buffer half full			*/
  #define IPR_ADCBUFFULL		0x00008000	/* ADC buffer full				*/
  #define IPR_ADCBUFHALFFULL	0x00004000	/* ADC buffer half full				*/
  #define IPR_EFXBUFFULL		0x00002000	/* Effects buffer full				*/
  #define IPR_EFXBUFHALFFULL	0x00001000	/* Effects buffer half full			*/
  #define IPR_GPSPDIFSTATUSCHANGE	0x00000800	/* GPSPDIF channel status change		*/
  #define IPR_CDROMSTATUSCHANGE	0x00000400	/* CD-ROM channel status change			*/
  #define IPR_INTERVALTIMER	0x00000200	/* Interval timer terminal count		*/
  #define IPR_MIDITRANSBUFEMPTY	0x00000100	/* MIDI UART transmit buffer empty		*/
  #define IPR_MIDIRECVBUFEMPTY	0x00000080	/* MIDI UART receive buffer empty		*/
  #define IPR_CHANNELLOOP		0x00000040	/* One or more channel loop interrupts pending	*/
  #define IPR_CHANNELNUMBERMASK	0x0000003f	/* When IPR_CHANNELLOOP is set, indicates the	*/
  						/* Highest set channel in CLIPL or CLIPH.  When	*/
  						/* IP is written with CL set, the bit in CLIPL	*/
  						/* or CLIPH corresponding to the CIN value 	*/
  						/* written will be cleared.			*/
  
  #define INTE			0x0c		/* Interrupt enable register			*/
  #define INTE_VIRTUALSB_MASK	0xc0000000	/* Virtual Soundblaster I/O port capture	*/
  #define INTE_VIRTUALSB_220	0x00000000	/* Capture at I/O base address 0x220-0x22f	*/
  #define INTE_VIRTUALSB_240	0x40000000	/* Capture at I/O base address 0x240		*/
  #define INTE_VIRTUALSB_260	0x80000000	/* Capture at I/O base address 0x260		*/
  #define INTE_VIRTUALSB_280	0xc0000000	/* Capture at I/O base address 0x280		*/
  #define INTE_VIRTUALMPU_MASK	0x30000000	/* Virtual MPU I/O port capture			*/
  #define INTE_VIRTUALMPU_300	0x00000000	/* Capture at I/O base address 0x300-0x301	*/
  #define INTE_VIRTUALMPU_310	0x10000000	/* Capture at I/O base address 0x310		*/
  #define INTE_VIRTUALMPU_320	0x20000000	/* Capture at I/O base address 0x320		*/
  #define INTE_VIRTUALMPU_330	0x30000000	/* Capture at I/O base address 0x330		*/
  #define INTE_MASTERDMAENABLE	0x08000000	/* Master DMA emulation at 0x000-0x00f		*/
  #define INTE_SLAVEDMAENABLE	0x04000000	/* Slave DMA emulation at 0x0c0-0x0df		*/
  #define INTE_MASTERPICENABLE	0x02000000	/* Master PIC emulation at 0x020-0x021		*/
  #define INTE_SLAVEPICENABLE	0x01000000	/* Slave PIC emulation at 0x0a0-0x0a1		*/
  #define INTE_VSBENABLE		0x00800000	/* Enable virtual Soundblaster			*/
  #define INTE_ADLIBENABLE	0x00400000	/* Enable AdLib emulation at 0x388-0x38b	*/
  #define INTE_MPUENABLE		0x00200000	/* Enable virtual MPU				*/
  #define INTE_FORCEINT		0x00100000	/* Continuously assert INTAN			*/
  
  #define INTE_MRHANDENABLE	0x00080000	/* Enable the "Mr. Hand" logic			*/
  						/* NOTE: There is no reason to use this under	*/
  						/* Linux, and it will cause odd hardware 	*/
  						/* behavior and possibly random segfaults and	*/
  						/* lockups if enabled.				*/
  
  /* The next two interrupts are for the midi port on the Audigy Drive (A_MPU1)			*/
  #define INTE_A_MIDITXENABLE2	0x00020000	/* Enable MIDI transmit-buffer-empty interrupts	*/
  #define INTE_A_MIDIRXENABLE2	0x00010000	/* Enable MIDI receive-buffer-empty interrupts	*/
  
  
  #define INTE_SAMPLERATETRACKER	0x00002000	/* Enable sample rate tracker interrupts	*/
  						/* NOTE: This bit must always be enabled       	*/
  #define INTE_FXDSPENABLE	0x00001000	/* Enable FX DSP interrupts			*/
  #define INTE_PCIERRORENABLE	0x00000800	/* Enable PCI bus error interrupts		*/
  #define INTE_VOLINCRENABLE	0x00000400	/* Enable volume increment button interrupts	*/
  #define INTE_VOLDECRENABLE	0x00000200	/* Enable volume decrement button interrupts	*/
  #define INTE_MUTEENABLE		0x00000100	/* Enable mute button interrupts		*/
  #define INTE_MICBUFENABLE	0x00000080	/* Enable microphone buffer interrupts		*/
  #define INTE_ADCBUFENABLE	0x00000040	/* Enable ADC buffer interrupts			*/
  #define INTE_EFXBUFENABLE	0x00000020	/* Enable Effects buffer interrupts		*/
  #define INTE_GPSPDIFENABLE	0x00000010	/* Enable GPSPDIF status interrupts		*/
  #define INTE_CDSPDIFENABLE	0x00000008	/* Enable CDSPDIF status interrupts		*/
  #define INTE_INTERVALTIMERENB	0x00000004	/* Enable interval timer interrupts		*/
  #define INTE_MIDITXENABLE	0x00000002	/* Enable MIDI transmit-buffer-empty interrupts	*/
  #define INTE_MIDIRXENABLE	0x00000001	/* Enable MIDI receive-buffer-empty interrupts	*/
  
  #define WC			0x10		/* Wall Clock register				*/
  #define WC_SAMPLECOUNTER_MASK	0x03FFFFC0	/* Sample periods elapsed since reset		*/
  #define WC_SAMPLECOUNTER	0x14060010
  #define WC_CURRENTCHANNEL	0x0000003F	/* Channel [0..63] currently being serviced	*/
  						/* NOTE: Each channel takes 1/64th of a sample	*/
  						/* period to be serviced.			*/
  
  #define HCFG			0x14		/* Hardware config register			*/
  						/* NOTE: There is no reason to use the legacy	*/
  						/* SoundBlaster emulation stuff described below	*/
  						/* under Linux, and all kinds of weird hardware	*/
  						/* behavior can result if you try.  Don't.	*/
  #define HCFG_LEGACYFUNC_MASK	0xe0000000	/* Legacy function number 			*/
  #define HCFG_LEGACYFUNC_MPU	0x00000000	/* Legacy MPU	 				*/
  #define HCFG_LEGACYFUNC_SB	0x40000000	/* Legacy SB					*/
  #define HCFG_LEGACYFUNC_AD	0x60000000	/* Legacy AD					*/
  #define HCFG_LEGACYFUNC_MPIC	0x80000000	/* Legacy MPIC					*/
  #define HCFG_LEGACYFUNC_MDMA	0xa0000000	/* Legacy MDMA					*/
  #define HCFG_LEGACYFUNC_SPCI	0xc0000000	/* Legacy SPCI					*/
  #define HCFG_LEGACYFUNC_SDMA	0xe0000000	/* Legacy SDMA					*/
  #define HCFG_IOCAPTUREADDR	0x1f000000	/* The 4 LSBs of the captured I/O address.	*/
  #define HCFG_LEGACYWRITE	0x00800000	/* 1 = write, 0 = read 				*/
  #define HCFG_LEGACYWORD		0x00400000	/* 1 = word, 0 = byte 				*/
  #define HCFG_LEGACYINT		0x00200000	/* 1 = legacy event captured. Write 1 to clear.	*/
  						/* NOTE: The rest of the bits in this register	*/
  						/* _are_ relevant under Linux.			*/
  #define HCFG_CODECFORMAT_MASK	0x00070000	/* CODEC format					*/
  #define HCFG_CODECFORMAT_AC97	0x00000000	/* AC97 CODEC format -- Primary Output		*/
  #define HCFG_CODECFORMAT_I2S	0x00010000	/* I2S CODEC format -- Secondary (Rear) Output	*/
  #define HCFG_GPINPUT0		0x00004000	/* External pin112				*/
  #define HCFG_GPINPUT1		0x00002000	/* External pin110				*/
  #define HCFG_GPOUTPUT_MASK	0x00001c00	/* External pins which may be controlled	*/
  #define HCFG_GPOUT0		0x00001000	/* External pin? (spdif enable on 5.1)		*/
  #define HCFG_GPOUT1		0x00000800	/* External pin? (IR)				*/
  #define HCFG_GPOUT2		0x00000400	/* External pin? (IR)				*/
  #define HCFG_JOYENABLE      	0x00000200	/* Internal joystick enable    			*/
  #define HCFG_PHASETRACKENABLE	0x00000100	/* Phase tracking enable			*/
  						/* 1 = Force all 3 async digital inputs to use	*/
  						/* the same async sample rate tracker (ZVIDEO)	*/
  #define HCFG_AC3ENABLE_MASK	0x000000e0	/* AC3 async input control - Not implemented	*/
  #define HCFG_AC3ENABLE_ZVIDEO	0x00000080	/* Channels 0 and 1 replace ZVIDEO		*/
  #define HCFG_AC3ENABLE_CDSPDIF	0x00000040	/* Channels 0 and 1 replace CDSPDIF		*/
  #define HCFG_AC3ENABLE_GPSPDIF  0x00000020      /* Channels 0 and 1 replace GPSPDIF             */
  #define HCFG_AUTOMUTE		0x00000010	/* When set, the async sample rate convertors	*/
  						/* will automatically mute their output when	*/
  						/* they are not rate-locked to the external	*/
  						/* async audio source  				*/
  #define HCFG_LOCKSOUNDCACHE	0x00000008	/* 1 = Cancel bustmaster accesses to soundcache */
  						/* NOTE: This should generally never be used.  	*/
  #define HCFG_LOCKTANKCACHE_MASK	0x00000004	/* 1 = Cancel bustmaster accesses to tankcache	*/
  						/* NOTE: This should generally never be used.  	*/
  #define HCFG_LOCKTANKCACHE	0x01020014
  #define HCFG_MUTEBUTTONENABLE	0x00000002	/* 1 = Master mute button sets AUDIOENABLE = 0.	*/
  						/* NOTE: This is a 'cheap' way to implement a	*/
  						/* master mute function on the mute button, and	*/
  						/* in general should not be used unless a more	*/
  						/* sophisticated master mute function has not	*/
  						/* been written.       				*/
  #define HCFG_AUDIOENABLE	0x00000001	/* 0 = CODECs transmit zero-valued samples	*/
  						/* Should be set to 1 when the EMU10K1 is	*/
  						/* completely initialized.			*/
  
  //For Audigy, MPU port move to 0x70-0x74 ptr register
  
  #define MUDATA			0x18		/* MPU401 data register (8 bits)       		*/
  
  #define MUCMD			0x19		/* MPU401 command register (8 bits)    		*/
  #define MUCMD_RESET		0xff		/* RESET command				*/
  #define MUCMD_ENTERUARTMODE	0x3f		/* Enter_UART_mode command			*/
  						/* NOTE: All other commands are ignored		*/
  
  #define MUSTAT			MUCMD		/* MPU401 status register (8 bits)     		*/
  #define MUSTAT_IRDYN		0x80		/* 0 = MIDI data or command ACK			*/
  #define MUSTAT_ORDYN		0x40		/* 0 = MUDATA can accept a command or data	*/
  
  #define A_IOCFG			0x18		/* GPIO on Audigy card (16bits)			*/
  #define A_GPINPUT_MASK		0xff00
  #define A_GPOUTPUT_MASK		0x00ff
  #define A_IOCFG_GPOUT0		0x0044		/* analog/digital? */
  #define A_IOCFG_GPOUT1		0x0002		/* IR */
  #define A_IOCFG_GPOUT2		0x0001		/* IR */
  
  #define TIMER			0x1a		/* Timer terminal count register		*/
  						/* NOTE: After the rate is changed, a maximum	*/
  						/* of 1024 sample periods should be allowed	*/
  						/* before the new rate is guaranteed accurate.	*/
  #define TIMER_RATE_MASK		0x000003ff	/* Timer interrupt rate in sample periods	*/
  						/* 0 == 1024 periods, [1..4] are not useful	*/
  #define TIMER_RATE		0x0a00001a
  
  #define AC97DATA		0x1c		/* AC97 register set data register (16 bit)	*/
  
  #define AC97ADDRESS		0x1e		/* AC97 register set address register (8 bit)	*/
  #define AC97ADDRESS_READY	0x80		/* Read-only bit, reflects CODEC READY signal	*/
  #define AC97ADDRESS_ADDRESS	0x7f		/* Address of indexed AC97 register		*/
  
  /************************************************************************************************/
  /* PCI function 1 registers, address = <val> + PCIBASE1						*/
  /************************************************************************************************/
  
  #define JOYSTICK1		0x00		/* Analog joystick port register		*/
  #define JOYSTICK2		0x01		/* Analog joystick port register		*/
  #define JOYSTICK3		0x02		/* Analog joystick port register		*/
  #define JOYSTICK4		0x03		/* Analog joystick port register		*/
  #define JOYSTICK5		0x04		/* Analog joystick port register		*/
  #define JOYSTICK6		0x05		/* Analog joystick port register		*/
  #define JOYSTICK7		0x06		/* Analog joystick port register		*/
  #define JOYSTICK8		0x07		/* Analog joystick port register		*/
  
  /* When writing, any write causes JOYSTICK_COMPARATOR output enable to be pulsed on write.	*/
  /* When reading, use these bitfields: */
  #define JOYSTICK_BUTTONS	0x0f		/* Joystick button data				*/
  #define JOYSTICK_COMPARATOR	0xf0		/* Joystick comparator data			*/
  
  
  /********************************************************************************************************/
  /* Emu10k1 pointer-offset register set, accessed through the PTR and DATA registers			*/
  /********************************************************************************************************/
  
  #define CPF			0x00		/* Current pitch and fraction register			*/
  #define CPF_CURRENTPITCH_MASK	0xffff0000	/* Current pitch (linear, 0x4000 == unity pitch shift) 	*/
  #define CPF_CURRENTPITCH	0x10100000
  #define CPF_STEREO_MASK		0x00008000	/* 1 = Even channel interleave, odd channel locked	*/
  #define CPF_STOP_MASK		0x00004000	/* 1 = Current pitch forced to 0			*/
  #define CPF_FRACADDRESS_MASK	0x00003fff	/* Linear fractional address of the current channel	*/
  
  #define PTRX			0x01		/* Pitch target and send A/B amounts register		*/
  #define PTRX_PITCHTARGET_MASK	0xffff0000	/* Pitch target of specified channel			*/
  #define PTRX_PITCHTARGET	0x10100001
  #define PTRX_FXSENDAMOUNT_A_MASK 0x0000ff00	/* Linear level of channel output sent to FX send bus A	*/
  #define PTRX_FXSENDAMOUNT_A	0x08080001
  #define PTRX_FXSENDAMOUNT_B_MASK 0x000000ff	/* Linear level of channel output sent to FX send bus B	*/
  #define PTRX_FXSENDAMOUNT_B	0x08000001
  
  #define CVCF			0x02		/* Current volume and filter cutoff register		*/
  #define CVCF_CURRENTVOL_MASK	0xffff0000	/* Current linear volume of specified channel		*/
  #define CVCF_CURRENTVOL		0x10100002
  #define CVCF_CURRENTFILTER_MASK	0x0000ffff	/* Current filter cutoff frequency of specified channel	*/
  #define CVCF_CURRENTFILTER	0x10000002
  
  #define VTFT			0x03		/* Volume target and filter cutoff target register	*/
  #define VTFT_VOLUMETARGET_MASK	0xffff0000	/* Volume target of specified channel			*/
  #define VTFT_VOLUMETARGET	0x10100003
  #define VTFT_FILTERTARGET_MASK	0x0000ffff	/* Filter cutoff target of specified channel		*/
  #define VTFT_FILTERTARGET	0x10000003
  
  #define Z1			0x05		/* Filter delay memory 1 register			*/
  
  #define Z2			0x04		/* Filter delay memory 2 register			*/
  
  #define PSST			0x06		/* Send C amount and loop start address register	*/
  #define PSST_FXSENDAMOUNT_C_MASK 0xff000000	/* Linear level of channel output sent to FX send bus C	*/
  
  #define PSST_FXSENDAMOUNT_C	0x08180006
  
  #define PSST_LOOPSTARTADDR_MASK	0x00ffffff	/* Loop start address of the specified channel		*/
  #define PSST_LOOPSTARTADDR	0x18000006
  
  #define DSL			0x07		/* Send D amount and loop start address register	*/
  #define DSL_FXSENDAMOUNT_D_MASK	0xff000000	/* Linear level of channel output sent to FX send bus D	*/
  
  #define DSL_FXSENDAMOUNT_D	0x08180007
  
  #define DSL_LOOPENDADDR_MASK	0x00ffffff	/* Loop end address of the specified channel		*/
  #define DSL_LOOPENDADDR		0x18000007
  
  #define CCCA			0x08		/* Filter Q, interp. ROM, byte size, cur. addr register */
  #define CCCA_RESONANCE		0xf0000000	/* Lowpass filter resonance (Q) height			*/
  #define CCCA_INTERPROMMASK	0x0e000000	/* Selects passband of interpolation ROM		*/
  						/* 1 == full band, 7 == lowpass				*/
  						/* ROM 0 is used when pitch shifting downward or less	*/
  						/* then 3 semitones upward.  Increasingly higher ROM	*/
  						/* numbers are used, typically in steps of 3 semitones,	*/
  						/* as upward pitch shifting is performed.		*/
  #define CCCA_INTERPROM_0	0x00000000	/* Select interpolation ROM 0				*/
  #define CCCA_INTERPROM_1	0x02000000	/* Select interpolation ROM 1				*/
  #define CCCA_INTERPROM_2	0x04000000	/* Select interpolation ROM 2				*/
  #define CCCA_INTERPROM_3	0x06000000	/* Select interpolation ROM 3				*/
  #define CCCA_INTERPROM_4	0x08000000	/* Select interpolation ROM 4				*/
  #define CCCA_INTERPROM_5	0x0a000000	/* Select interpolation ROM 5				*/
  #define CCCA_INTERPROM_6	0x0c000000	/* Select interpolation ROM 6				*/
  #define CCCA_INTERPROM_7	0x0e000000	/* Select interpolation ROM 7				*/
  #define CCCA_8BITSELECT		0x01000000	/* 1 = Sound memory for this channel uses 8-bit samples	*/
  #define CCCA_CURRADDR_MASK	0x00ffffff	/* Current address of the selected channel		*/
  #define CCCA_CURRADDR		0x18000008
  
  #define CCR			0x09		/* Cache control register				*/
  #define CCR_CACHEINVALIDSIZE	0x07190009
  #define CCR_CACHEINVALIDSIZE_MASK	0xfe000000	/* Number of invalid samples cache for this channel    	*/
  #define CCR_CACHELOOPFLAG	0x01000000	/* 1 = Cache has a loop service pending			*/
  #define CCR_INTERLEAVEDSAMPLES	0x00800000	/* 1 = A cache service will fetch interleaved samples	*/
  #define CCR_WORDSIZEDSAMPLES	0x00400000	/* 1 = A cache service will fetch word sized samples	*/
  #define CCR_READADDRESS		0x06100009
  #define CCR_READADDRESS_MASK	0x003f0000	/* Location of cache just beyond current cache service	*/
  #define CCR_LOOPINVALSIZE	0x0000fe00	/* Number of invalid samples in cache prior to loop	*/
  						/* NOTE: This is valid only if CACHELOOPFLAG is set	*/
  #define CCR_LOOPFLAG		0x00000100	/* Set for a single sample period when a loop occurs	*/
  #define CCR_CACHELOOPADDRHI	0x000000ff	/* DSL_LOOPSTARTADDR's hi byte if CACHELOOPFLAG is set	*/
  
  #define CLP			0x0a		/* Cache loop register (valid if CCR_CACHELOOPFLAG = 1) */
  						/* NOTE: This register is normally not used		*/
  #define CLP_CACHELOOPADDR	0x0000ffff	/* Cache loop address (DSL_LOOPSTARTADDR [0..15])	*/
  
  #define FXRT			0x0b		/* Effects send routing register			*/
  						/* NOTE: It is illegal to assign the same routing to	*/
  						/* two effects sends.					*/
  #define FXRT_CHANNELA		0x000f0000	/* Effects send bus number for channel's effects send A	*/
  #define FXRT_CHANNELB		0x00f00000	/* Effects send bus number for channel's effects send B	*/
  #define FXRT_CHANNELC		0x0f000000	/* Effects send bus number for channel's effects send C	*/
  #define FXRT_CHANNELD		0xf0000000	/* Effects send bus number for channel's effects send D	*/
  
  #define MAPA			0x0c		/* Cache map A						*/
  
  #define MAPB			0x0d		/* Cache map B						*/
  
  #define MAP_PTE_MASK		0xffffe000	/* The 19 MSBs of the PTE indexed by the PTI		*/
  #define MAP_PTI_MASK		0x00001fff	/* The 13 bit index to one of the 8192 PTE dwords      	*/
  
  #define ENVVOL			0x10		/* Volume envelope register				*/
  #define ENVVOL_MASK		0x0000ffff	/* Current value of volume envelope state variable	*/  
  						/* 0x8000-n == 666*n usec delay	       			*/
  
  #define ATKHLDV 		0x11		/* Volume envelope hold and attack register		*/
  #define ATKHLDV_PHASE0		0x00008000	/* 0 = Begin attack phase				*/
  #define ATKHLDV_HOLDTIME_MASK	0x00007f00	/* Envelope hold time (127-n == n*88.2msec)		*/
  #define ATKHLDV_ATTACKTIME_MASK	0x0000007f	/* Envelope attack time, log encoded			*/
  						/* 0 = infinite, 1 = 10.9msec, ... 0x7f = 5.5msec	*/
  
  #define DCYSUSV 		0x12		/* Volume envelope sustain and decay register		*/
  #define DCYSUSV_PHASE1_MASK	0x00008000	/* 0 = Begin attack phase, 1 = begin release phase	*/
  #define DCYSUSV_SUSTAINLEVEL_MASK 0x00007f00	/* 127 = full, 0 = off, 0.75dB increments		*/
  #define DCYSUSV_CHANNELENABLE_MASK 0x00000080	/* 1 = Inhibit envelope engine from writing values in	*/
  						/* this channel and from writing to pitch, filter and	*/
  						/* volume targets.					*/
  #define DCYSUSV_DECAYTIME_MASK	0x0000007f	/* Volume envelope decay time, log encoded     		*/
  						/* 0 = 43.7msec, 1 = 21.8msec, 0x7f = 22msec		*/
  
  #define LFOVAL1 		0x13		/* Modulation LFO value					*/
  #define LFOVAL_MASK		0x0000ffff	/* Current value of modulation LFO state variable	*/
  						/* 0x8000-n == 666*n usec delay				*/
  
  #define ENVVAL			0x14		/* Modulation envelope register				*/
  #define ENVVAL_MASK		0x0000ffff	/* Current value of modulation envelope state variable 	*/
  						/* 0x8000-n == 666*n usec delay				*/
  
  #define ATKHLDM			0x15		/* Modulation envelope hold and attack register		*/
  #define ATKHLDM_PHASE0		0x00008000	/* 0 = Begin attack phase				*/
  #define ATKHLDM_HOLDTIME	0x00007f00	/* Envelope hold time (127-n == n*42msec)		*/
  #define ATKHLDM_ATTACKTIME	0x0000007f	/* Envelope attack time, log encoded			*/
  						/* 0 = infinite, 1 = 11msec, ... 0x7f = 5.5msec		*/
  
  #define DCYSUSM			0x16		/* Modulation envelope decay and sustain register	*/
  #define DCYSUSM_PHASE1_MASK	0x00008000	/* 0 = Begin attack phase, 1 = begin release phase	*/
  #define DCYSUSM_SUSTAINLEVEL_MASK 0x00007f00	/* 127 = full, 0 = off, 0.75dB increments		*/
  #define DCYSUSM_DECAYTIME_MASK	0x0000007f	/* Envelope decay time, log encoded			*/
  						/* 0 = 43.7msec, 1 = 21.8msec, 0x7f = 22msec		*/
  
  #define LFOVAL2 		0x17		/* Vibrato LFO register					*/
  #define LFOVAL2_MASK		0x0000ffff	/* Current value of vibrato LFO state variable 		*/
  						/* 0x8000-n == 666*n usec delay				*/
  
  #define IP			0x18		/* Initial pitch register				*/
  #define IP_MASK			0x0000ffff	/* Exponential initial pitch shift			*/
  						/* 4 bits of octave, 12 bits of fractional octave	*/
  #define IP_UNITY		0x0000e000	/* Unity pitch shift					*/
  
  #define IFATN			0x19		/* Initial filter cutoff and attenuation register	*/
  #define IFATN_FILTERCUTOFF_MASK	0x0000ff00	/* Initial filter cutoff frequency in exponential units	*/
  						/* 6 most significant bits are semitones		*/
  						/* 2 least significant bits are fractions		*/
  #define IFATN_FILTERCUTOFF	0x08080019
  #define IFATN_ATTENUATION_MASK	0x000000ff	/* Initial attenuation in 0.375dB steps			*/
  #define IFATN_ATTENUATION	0x08000019
  
  
  #define PEFE			0x1a		/* Pitch envelope and filter envelope amount register	*/
  #define PEFE_PITCHAMOUNT_MASK	0x0000ff00	/* Pitch envlope amount					*/
  						/* Signed 2's complement, +/- one octave peak extremes	*/
  #define PEFE_PITCHAMOUNT	0x0808001a
  #define PEFE_FILTERAMOUNT_MASK	0x000000ff	/* Filter envlope amount				*/
  						/* Signed 2's complement, +/- six octaves peak extremes */
  #define PEFE_FILTERAMOUNT	0x0800001a
  #define FMMOD			0x1b		/* Vibrato/filter modulation from LFO register		*/
  #define FMMOD_MODVIBRATO	0x0000ff00	/* Vibrato LFO modulation depth				*/
  						/* Signed 2's complement, +/- one octave extremes	*/
  #define FMMOD_MOFILTER		0x000000ff	/* Filter LFO modulation depth				*/
  						/* Signed 2's complement, +/- three octave extremes	*/
  
  
  #define TREMFRQ 		0x1c		/* Tremolo amount and modulation LFO frequency register	*/
  #define TREMFRQ_DEPTH		0x0000ff00	/* Tremolo depth					*/
  						/* Signed 2's complement, with +/- 12dB extremes	*/
  
  #define TREMFRQ_FREQUENCY	0x000000ff	/* Tremolo LFO frequency				*/
  						/* ??Hz steps, maximum of ?? Hz.			*/
  #define FM2FRQ2 		0x1d		/* Vibrato amount and vibrato LFO frequency register	*/
  #define FM2FRQ2_DEPTH		0x0000ff00	/* Vibrato LFO vibrato depth				*/
  						/* Signed 2's complement, +/- one octave extremes	*/
  #define FM2FRQ2_FREQUENCY	0x000000ff	/* Vibrato LFO frequency				*/
  						/* 0.039Hz steps, maximum of 9.85 Hz.			*/
  
  #define TEMPENV 		0x1e		/* Tempory envelope register				*/
  #define TEMPENV_MASK		0x0000ffff	/* 16-bit value						*/
  						/* NOTE: All channels contain internal variables; do	*/
  						/* not write to these locations.			*/
  
  #define CD0			0x20		/* Cache data 0 register				*/
  #define CD1			0x21		/* Cache data 1 register				*/
  #define CD2			0x22		/* Cache data 2 register				*/
  #define CD3			0x23		/* Cache data 3 register				*/
  #define CD4			0x24		/* Cache data 4 register				*/
  #define CD5			0x25		/* Cache data 5 register				*/
  #define CD6			0x26		/* Cache data 6 register				*/
  #define CD7			0x27		/* Cache data 7 register				*/
  #define CD8			0x28		/* Cache data 8 register				*/
  #define CD9			0x29		/* Cache data 9 register				*/
  #define CDA			0x2a		/* Cache data A register				*/
  #define CDB			0x2b		/* Cache data B register				*/
  #define CDC			0x2c		/* Cache data C register				*/
  #define CDD			0x2d		/* Cache data D register				*/
  #define CDE			0x2e		/* Cache data E register				*/
  #define CDF			0x2f		/* Cache data F register				*/
  
  #define PTB			0x40		/* Page table base register				*/
  #define PTB_MASK		0xfffff000	/* Physical address of the page table in host memory	*/
  
  #define TCB			0x41		/* Tank cache base register    				*/
  #define TCB_MASK		0xfffff000	/* Physical address of the bottom of host based TRAM	*/
  
  #define ADCCR			0x42		/* ADC sample rate/stereo control register		*/
  #define ADCCR_RCHANENABLE	0x00000010	/* Enables right channel for writing to the host       	*/
  #define ADCCR_LCHANENABLE	0x00000008	/* Enables left channel for writing to the host		*/
  						/* NOTE: To guarantee phase coherency, both channels	*/
  						/* must be disabled prior to enabling both channels.	*/
  #define A_ADCCR_RCHANENABLE	0x00000020
  #define A_ADCCR_LCHANENABLE	0x00000010
  
  #define A_ADCCR_SAMPLERATE_MASK 0x0000000F      /* Audigy sample rate convertor output rate		*/
  #define ADCCR_SAMPLERATE_MASK	0x00000007	/* Sample rate convertor output rate			*/
  #define ADCCR_SAMPLERATE_48	0x00000000	/* 48kHz sample rate					*/
  #define ADCCR_SAMPLERATE_44	0x00000001	/* 44.1kHz sample rate					*/
  #define ADCCR_SAMPLERATE_32	0x00000002	/* 32kHz sample rate					*/
  #define ADCCR_SAMPLERATE_24	0x00000003	/* 24kHz sample rate					*/
  #define ADCCR_SAMPLERATE_22	0x00000004	/* 22.05kHz sample rate					*/
  #define ADCCR_SAMPLERATE_16	0x00000005	/* 16kHz sample rate					*/
  #define ADCCR_SAMPLERATE_11	0x00000006	/* 11.025kHz sample rate				*/
  #define ADCCR_SAMPLERATE_8	0x00000007	/* 8kHz sample rate					*/
  #define A_ADCCR_SAMPLERATE_12	0x00000006	/* 12kHz sample rate					*/
  #define A_ADCCR_SAMPLERATE_11	0x00000007	/* 11.025kHz sample rate				*/
  #define A_ADCCR_SAMPLERATE_8	0x00000008	/* 8kHz sample rate					*/
  
  #define FXWC			0x43		/* FX output write channels register			*/
  						/* When set, each bit enables the writing of the	*/
  						/* corresponding FX output channel into host memory	*/
  #define FXWC_DEFAULTROUTE_C     (1<<0)		/* left emu out? */
  #define FXWC_DEFAULTROUTE_B     (1<<1)		/* right emu out? */
  #define FXWC_DEFAULTROUTE_A     (1<<12)
  #define FXWC_DEFAULTROUTE_D     (1<<13)
  #define FXWC_ADCLEFT            (1<<18)
  #define FXWC_CDROMSPDIFLEFT     (1<<18)
  #define FXWC_ADCRIGHT           (1<<19)
  #define FXWC_CDROMSPDIFRIGHT    (1<<19)
  #define FXWC_MIC                (1<<20)
  #define FXWC_ZOOMLEFT           (1<<20)
  #define FXWC_ZOOMRIGHT          (1<<21)
  #define FXWC_SPDIFLEFT          (1<<22)		/* 0x00400000 */
  #define FXWC_SPDIFRIGHT         (1<<23)		/* 0x00800000 */
  
  #define TCBS			0x44		/* Tank cache buffer size register			*/
  #define TCBS_MASK		0x00000007	/* Tank cache buffer size field				*/
  #define TCBS_BUFFSIZE_16K	0x00000000
  #define TCBS_BUFFSIZE_32K	0x00000001
  #define TCBS_BUFFSIZE_64K	0x00000002
  #define TCBS_BUFFSIZE_128K	0x00000003
  #define TCBS_BUFFSIZE_256K	0x00000004
  #define TCBS_BUFFSIZE_512K	0x00000005
  #define TCBS_BUFFSIZE_1024K	0x00000006
  #define TCBS_BUFFSIZE_2048K	0x00000007
  
  #define MICBA			0x45		/* AC97 microphone buffer address register		*/
  #define MICBA_MASK		0xfffff000	/* 20 bit base address					*/
  
  #define ADCBA			0x46		/* ADC buffer address register				*/
  #define ADCBA_MASK		0xfffff000	/* 20 bit base address					*/
  
  #define FXBA			0x47		/* FX Buffer Address */
  #define FXBA_MASK		0xfffff000	/* 20 bit base address					*/
  
  #define MICBS			0x49		/* Microphone buffer size register			*/
  
  #define ADCBS			0x4a		/* ADC buffer size register				*/
  
  #define FXBS			0x4b		/* FX buffer size register				*/
  
  /* The following mask values define the size of the ADC, MIX and FX buffers in bytes */
  #define ADCBS_BUFSIZE_NONE	0x00000000
  #define ADCBS_BUFSIZE_384	0x00000001
  #define ADCBS_BUFSIZE_448	0x00000002
  #define ADCBS_BUFSIZE_512	0x00000003
  #define ADCBS_BUFSIZE_640	0x00000004
  #define ADCBS_BUFSIZE_768	0x00000005
  #define ADCBS_BUFSIZE_896	0x00000006
  #define ADCBS_BUFSIZE_1024	0x00000007
  #define ADCBS_BUFSIZE_1280	0x00000008
  #define ADCBS_BUFSIZE_1536	0x00000009
  #define ADCBS_BUFSIZE_1792	0x0000000a
  #define ADCBS_BUFSIZE_2048	0x0000000b
  #define ADCBS_BUFSIZE_2560	0x0000000c
  #define ADCBS_BUFSIZE_3072	0x0000000d
  #define ADCBS_BUFSIZE_3584	0x0000000e
  #define ADCBS_BUFSIZE_4096	0x0000000f
  #define ADCBS_BUFSIZE_5120	0x00000010
  #define ADCBS_BUFSIZE_6144	0x00000011
  #define ADCBS_BUFSIZE_7168	0x00000012
  #define ADCBS_BUFSIZE_8192	0x00000013
  #define ADCBS_BUFSIZE_10240	0x00000014
  #define ADCBS_BUFSIZE_12288	0x00000015
  #define ADCBS_BUFSIZE_14366	0x00000016
  #define ADCBS_BUFSIZE_16384	0x00000017
  #define ADCBS_BUFSIZE_20480	0x00000018
  #define ADCBS_BUFSIZE_24576	0x00000019
  #define ADCBS_BUFSIZE_28672	0x0000001a
  #define ADCBS_BUFSIZE_32768	0x0000001b
  #define ADCBS_BUFSIZE_40960	0x0000001c
  #define ADCBS_BUFSIZE_49152	0x0000001d
  #define ADCBS_BUFSIZE_57344	0x0000001e
  #define ADCBS_BUFSIZE_65536	0x0000001f
  
  
  #define CDCS			0x50		/* CD-ROM digital channel status register	*/
  
  #define GPSCS			0x51		/* General Purpose SPDIF channel status register*/
  
  #define DBG			0x52		/* DO NOT PROGRAM THIS REGISTER!!! MAY DESTROY CHIP */
  
  #define REG53			0x53		/* DO NOT PROGRAM THIS REGISTER!!! MAY DESTROY CHIP */
  
  #define A_DBG			 0x53
  #define A_DBG_SINGLE_STEP	 0x00020000	/* Set to zero to start dsp */
  #define A_DBG_ZC		 0x40000000	/* zero tram counter */
  #define A_DBG_STEP_ADDR		 0x000003ff
  #define A_DBG_SATURATION_OCCURED 0x20000000
  #define A_DBG_SATURATION_ADDR	 0x0ffc0000
  
  #define SPCS0			0x54		/* SPDIF output Channel Status 0 register	*/
  
  #define SPCS1			0x55		/* SPDIF output Channel Status 1 register	*/
  
  #define SPCS2			0x56		/* SPDIF output Channel Status 2 register	*/
  
  #define SPCS_CLKACCYMASK	0x30000000	/* Clock accuracy				*/
  #define SPCS_CLKACCY_1000PPM	0x00000000	/* 1000 parts per million			*/
  #define SPCS_CLKACCY_50PPM	0x10000000	/* 50 parts per million				*/
  #define SPCS_CLKACCY_VARIABLE	0x20000000	/* Variable accuracy				*/
  #define SPCS_SAMPLERATEMASK	0x0f000000	/* Sample rate					*/
  #define SPCS_SAMPLERATE_44	0x00000000	/* 44.1kHz sample rate				*/
  #define SPCS_SAMPLERATE_48	0x02000000	/* 48kHz sample rate				*/
  #define SPCS_SAMPLERATE_32	0x03000000	/* 32kHz sample rate				*/
  #define SPCS_CHANNELNUMMASK	0x00f00000	/* Channel number				*/
  #define SPCS_CHANNELNUM_UNSPEC	0x00000000	/* Unspecified channel number			*/
  #define SPCS_CHANNELNUM_LEFT	0x00100000	/* Left channel					*/
  #define SPCS_CHANNELNUM_RIGHT	0x00200000	/* Right channel				*/
  #define SPCS_SOURCENUMMASK	0x000f0000	/* Source number				*/
  #define SPCS_SOURCENUM_UNSPEC	0x00000000	/* Unspecified source number			*/
  #define SPCS_GENERATIONSTATUS	0x00008000	/* Originality flag (see IEC-958 spec)		*/
  #define SPCS_CATEGORYCODEMASK	0x00007f00	/* Category code (see IEC-958 spec)		*/
  #define SPCS_MODEMASK		0x000000c0	/* Mode (see IEC-958 spec)			*/
  #define SPCS_EMPHASISMASK	0x00000038	/* Emphasis					*/
  #define SPCS_EMPHASIS_NONE	0x00000000	/* No emphasis					*/
  #define SPCS_EMPHASIS_50_15	0x00000008	/* 50/15 usec 2 channel				*/
  #define SPCS_COPYRIGHT		0x00000004	/* Copyright asserted flag -- do not modify	*/
  #define SPCS_NOTAUDIODATA	0x00000002	/* 0 = Digital audio, 1 = not audio		*/
  #define SPCS_PROFESSIONAL	0x00000001	/* 0 = Consumer (IEC-958), 1 = pro (AES3-1992)	*/
  
  /* The 32-bit CLIx and SOLx registers all have one bit per channel control/status      		*/
  #define CLIEL			0x58		/* Channel loop interrupt enable low register	*/
  
  #define CLIEH			0x59		/* Channel loop interrupt enable high register	*/
  
  #define CLIPL			0x5a		/* Channel loop interrupt pending low register	*/
  
  #define CLIPH			0x5b		/* Channel loop interrupt pending high register	*/
  
  #define SOLEL			0x5c		/* Stop on loop enable low register		*/
  
  #define SOLEH			0x5d		/* Stop on loop enable high register		*/
  
  #define SPBYPASS		0x5e		/* SPDIF BYPASS mode register			*/
  #define SPBYPASS_ENABLE		0x00000001	/* Enable SPDIF bypass mode			*/
  
  #define AC97SLOT		0x5f            /* additional AC97 slots enable bits		*/
  #define AC97SLOT_CNTR		0x10            /* Center enable */
  #define AC97SLOT_LFE		0x20            /* LFE enable */
  
  #define CDSRCS			0x60		/* CD-ROM Sample Rate Converter status register	*/
  
  #define GPSRCS			0x61		/* General Purpose SPDIF sample rate cvt status */
  
  #define ZVSRCS			0x62		/* ZVideo sample rate converter status		*/
  						/* NOTE: This one has no SPDIFLOCKED field	*/
  						/* Assumes sample lock				*/
  
  /* These three bitfields apply to CDSRCS, GPSRCS, and (except as noted) ZVSRCS.			*/
  #define SRCS_SPDIFLOCKED	0x02000000	/* SPDIF stream locked				*/
  #define SRCS_RATELOCKED		0x01000000	/* Sample rate locked				*/
  #define SRCS_ESTSAMPLERATE	0x0007ffff	/* Do not modify this field.			*/
  
  /* Note that these values can vary +/- by a small amount                                        */
  #define SRCS_SPDIFRATE_44	0x0003acd9
  #define SRCS_SPDIFRATE_48	0x00040000
  #define SRCS_SPDIFRATE_96	0x00080000
  
  #define MICIDX                  0x63            /* Microphone recording buffer index register   */
  #define MICIDX_MASK             0x0000ffff      /* 16-bit value                                 */
  #define MICIDX_IDX		0x10000063
  
  #define ADCIDX			0x64		/* ADC recording buffer index register		*/
  #define ADCIDX_MASK		0x0000ffff	/* 16 bit index field				*/
  #define ADCIDX_IDX		0x10000064
  
  #define A_ADCIDX		0x63
  #define A_ADCIDX_IDX		0x10000063
  
  #define FXIDX			0x65		/* FX recording buffer index register		*/
  #define FXIDX_MASK		0x0000ffff	/* 16-bit value					*/
  #define FXIDX_IDX		0x10000065
  
  /* This is the MPU port on the card (via the game port)						*/
  #define A_MUDATA1		0x70
  #define A_MUCMD1		0x71
  #define A_MUSTAT1		A_MUCMD1
  
  /* This is the MPU port on the Audigy Drive 							*/
  #define A_MUDATA2		0x72
  #define A_MUCMD2		0x73
  #define A_MUSTAT2		A_MUCMD2	
  
  /* The next two are the Audigy equivalent of FXWC						*/
  /* the Audigy can record any output (16bit, 48kHz, up to 64 channel simultaneously) 		*/
  /* Each bit selects a channel for recording */
  #define A_FXWC1			0x74            /* Selects 0x7f-0x60 for FX recording           */
  #define A_FXWC2			0x75		/* Selects 0x9f-0x80 for FX recording           */
  
  #define A_SPDIF_SAMPLERATE	0x76		/* Set the sample rate of SPDIF output		*/
  #define A_SPDIF_48000		0x00000080
  #define A_SPDIF_44100		0x00000000
  #define A_SPDIF_96000		0x00000040
  
  #define A_FXRT2			0x7c
  #define A_FXRT_CHANNELE		0x0000003f	/* Effects send bus number for channel's effects send E	*/
  #define A_FXRT_CHANNELF		0x00003f00	/* Effects send bus number for channel's effects send F	*/
  #define A_FXRT_CHANNELG		0x003f0000	/* Effects send bus number for channel's effects send G	*/
  #define A_FXRT_CHANNELH		0x3f000000	/* Effects send bus number for channel's effects send H	*/
  
  #define A_SENDAMOUNTS		0x7d
  #define A_FXSENDAMOUNT_E_MASK	0xFF000000
  #define A_FXSENDAMOUNT_F_MASK	0x00FF0000
  #define A_FXSENDAMOUNT_G_MASK	0x0000FF00
  #define A_FXSENDAMOUNT_H_MASK	0x000000FF
  
  /* The send amounts for this one are the same as used with the emu10k1 */
  #define A_FXRT1			0x7e
  #define A_FXRT_CHANNELA		0x0000003f
  #define A_FXRT_CHANNELB		0x00003f00
  #define A_FXRT_CHANNELC		0x003f0000
  #define A_FXRT_CHANNELD		0x3f000000
  
  
  /* Each FX general purpose register is 32 bits in length, all bits are used			*/
  #define FXGPREGBASE		0x100		/* FX general purpose registers base       	*/
  #define A_FXGPREGBASE		0x400		/* Audigy GPRs, 0x400 to 0x5ff			*/
  
  /* Tank audio data is logarithmically compressed down to 16 bits before writing to TRAM and is	*/
  /* decompressed back to 20 bits on a read.  There are a total of 160 locations, the last 32	*/
  /* locations are for external TRAM. 								*/
  #define TANKMEMDATAREGBASE	0x200		/* Tank memory data registers base     		*/
  #define TANKMEMDATAREG_MASK	0x000fffff	/* 20 bit tank audio data field			*/
  
  /* Combined address field and memory opcode or flag field.  160 locations, last 32 are external	*/
  #define TANKMEMADDRREGBASE	0x300		/* Tank memory address registers base		*/
  #define TANKMEMADDRREG_ADDR_MASK 0x000fffff	/* 20 bit tank address field			*/
  #define TANKMEMADDRREG_CLEAR	0x00800000	/* Clear tank memory				*/
  #define TANKMEMADDRREG_ALIGN	0x00400000	/* Align read or write relative to tank access	*/
  #define TANKMEMADDRREG_WRITE	0x00200000	/* Write to tank memory				*/
  #define TANKMEMADDRREG_READ	0x00100000	/* Read from tank memory			*/
  
  #define MICROCODEBASE		0x400		/* Microcode data base address			*/
  
  /* Each DSP microcode instruction is mapped into 2 doublewords 					*/
  /* NOTE: When writing, always write the LO doubleword first.  Reads can be in either order.	*/
  #define LOWORD_OPX_MASK		0x000ffc00	/* Instruction operand X			*/
  #define LOWORD_OPY_MASK		0x000003ff	/* Instruction operand Y			*/
  #define HIWORD_OPCODE_MASK	0x00f00000	/* Instruction opcode				*/
  #define HIWORD_RESULT_MASK	0x000ffc00	/* Instruction result				*/
  #define HIWORD_OPA_MASK		0x000003ff	/* Instruction operand A			*/
  
  
  /* Audigy Soundcard have a different instruction format */
  #define A_MICROCODEBASE		0x600
  #define A_LOWORD_OPY_MASK	0x000007ff
  #define A_LOWORD_OPX_MASK	0x007ff000
  #define A_HIWORD_OPCODE_MASK	0x0f000000
  #define A_HIWORD_RESULT_MASK	0x007ff000
  #define A_HIWORD_OPA_MASK	0x000007ff
  
  
  /* ------------------- STRUCTURES -------------------- */
  
  typedef struct _snd_emu10k1 emu10k1_t;
  typedef struct _snd_emu10k1_voice emu10k1_voice_t;
  typedef struct _snd_emu10k1_pcm emu10k1_pcm_t;
  
  typedef enum {
  	EMU10K1_PCM,
  	EMU10K1_SYNTH,
  	EMU10K1_MIDI
  } emu10k1_voice_type_t;
  
  struct _snd_emu10k1_voice {
  	emu10k1_t *emu;
  	int number;
  	int use: 1,
  	    pcm: 1,
  	    synth: 1,
  	    midi: 1;
  	void (*interrupt)(emu10k1_t *emu, emu10k1_voice_t *pvoice);
  
  	emu10k1_pcm_t *epcm;
  };
  
  typedef enum {
  	PLAYBACK_EMUVOICE,
  	CAPTURE_AC97ADC,
  	CAPTURE_AC97MIC,
  	CAPTURE_EFX
  } snd_emu10k1_pcm_type_t;
  
  struct _snd_emu10k1_pcm {
  	emu10k1_t *emu;
  	snd_emu10k1_pcm_type_t type;
  	snd_pcm_substream_t *substream;
  	emu10k1_voice_t *voices[2];
  	emu10k1_voice_t *extra;
  	unsigned short running;
  	unsigned short first_ptr;
  	snd_util_memblk_t *memblk;
  	unsigned int start_addr;
  	unsigned int ccca_start_addr;
  	unsigned int capture_ipr;	/* interrupt acknowledge mask */
  	unsigned int capture_inte;	/* interrupt enable mask */
  	unsigned int capture_ba_reg;	/* buffer address register */
  	unsigned int capture_bs_reg;	/* buffer size register */
  	unsigned int capture_idx_reg;	/* buffer index register */
  	unsigned int capture_cr_val;	/* control value */
  	unsigned int capture_cr_val2;	/* control value2 (for audigy) */
  	unsigned int capture_bs_val;	/* buffer size value */
  	unsigned int capture_bufsize;	/* buffer size in bytes */
  };
  
  typedef struct {
  	unsigned char send_routing[3][8];
  	unsigned char send_volume[3][8];
  	unsigned short attn[3];
  	emu10k1_pcm_t *epcm;
  } emu10k1_pcm_mixer_t;
  
  #define snd_emu10k1_compose_send_routing(route) \
  ((route[0] | (route[1] << 4) | (route[2] << 8) | (route[3] << 12)) << 16)
  
  #define snd_emu10k1_compose_audigy_fxrt1(route) \
  (((unsigned int)route[0] | ((unsigned int)route[1] << 8) | ((unsigned int)route[2] << 16) | ((unsigned int)route[3] << 12)) << 24)
  
  #define snd_emu10k1_compose_audigy_fxrt2(route) \
  (((unsigned int)route[4] | ((unsigned int)route[5] << 8) | ((unsigned int)route[6] << 16) | ((unsigned int)route[7] << 12)) << 24)
  
  typedef struct snd_emu10k1_memblk {
  	snd_util_memblk_t mem;
  	/* private part */
  	short first_page, last_page, pages, mapped_page;
  	unsigned int map_locked;
  	struct list_head mapped_link;
  	struct list_head mapped_order_link;
  } emu10k1_memblk_t;
  
  #define snd_emu10k1_memblk_offset(blk)	(((blk)->mapped_page << PAGE_SHIFT) | ((blk)->mem.offset & (PAGE_SIZE - 1)))
  
  #define EMU10K1_MAX_TRAM_BLOCKS_PER_CODE	16
  
  typedef struct {
  	struct list_head list;		/* list link container */
  	unsigned int vcount;
  	unsigned int count;		/* count of GPR (1..16) */
  	unsigned char gpr[32];		/* GPR number(s) */
  	unsigned int value[32];
  	unsigned int min;		/* minimum range */
  	unsigned int max;		/* maximum range */
  	unsigned int translation;	/* translation type (EMU10K1_GPR_TRANSLATION*) */
  	snd_kcontrol_t *kcontrol;
  } snd_emu10k1_fx8010_ctl_t;
  
  typedef void (snd_fx8010_irq_handler_t)(emu10k1_t *emu, void *private_data);
  
  typedef struct _snd_emu10k1_fx8010_irq {
  	struct _snd_emu10k1_fx8010_irq *next;
  	snd_fx8010_irq_handler_t *handler;
  	unsigned char gpr_running;
  	void *private_data;
  } snd_emu10k1_fx8010_irq_t;
  
  typedef struct {
  	unsigned int valid: 1,
  		     opened: 1,
  		     active: 1;
  	unsigned int channels;		/* 16-bit channels count */
  	unsigned int tram_start;	/* initial ring buffer position in TRAM (in samples) */
  	unsigned int buffer_size;	/* count of buffered samples */
  	unsigned char gpr_size;		/* GPR containing size of ring buffer in samples (host) */
  	unsigned char gpr_ptr;		/* GPR containing current pointer in the ring buffer (host = reset, FX8010) */
  	unsigned char gpr_count;	/* GPR containing count of samples between two interrupts (host) */
  	unsigned char gpr_tmpcount;	/* GPR containing current count of samples to interrupt (host = set, FX8010) */
  	unsigned char gpr_trigger;	/* GPR containing trigger (activate) information (host) */
  	unsigned char gpr_running;	/* GPR containing info if PCM is running (FX8010) */
  	unsigned char etram[32];	/* external TRAM address & data */
  	unsigned int sw_data, hw_data;
  	unsigned int sw_io, hw_io;
  	unsigned int sw_ready, hw_ready;
  	unsigned int appl_ptr;
  	unsigned int tram_pos;
  	unsigned int tram_shift;
  	snd_emu10k1_fx8010_irq_t *irq;
  } snd_emu10k1_fx8010_pcm_t;
  
  typedef struct {
  	unsigned short fxbus_mask;	/* used FX buses (bitmask) */
  	unsigned short extin_mask;	/* used external inputs (bitmask) */
  	unsigned short extout_mask;	/* used external outputs (bitmask) */
  	unsigned short pad1;
  	unsigned int itram_size;	/* internal TRAM size in samples */
  	unsigned int etram_size;	/* external TRAM size in samples */
  	void *etram_pages;		/* allocated pages for external TRAM */
  	dma_addr_t etram_pages_dmaaddr;
  	unsigned int dbg;		/* FX debugger register */
  	unsigned char name[128];
  	int gpr_size;			/* size of allocated GPR controls */
  	int gpr_count;			/* count of used kcontrols */
  	struct list_head gpr_ctl;	/* GPR controls */
  	struct semaphore lock;
  	snd_emu10k1_fx8010_pcm_t pcm[8];
  	spinlock_t irq_lock;
  	snd_emu10k1_fx8010_irq_t *irq_handlers;
  } snd_emu10k1_fx8010_t;
  
  #define emu10k1_gpr_ctl(n) list_entry(n, snd_emu10k1_fx8010_ctl_t, list)
  
  typedef struct {
  	struct _snd_emu10k1 *emu;
  	snd_rawmidi_t *rmidi;
  	snd_rawmidi_substream_t *substream_input;
  	snd_rawmidi_substream_t *substream_output;
  	unsigned int midi_mode;
  	spinlock_t input_lock;
  	spinlock_t output_lock;
  	spinlock_t open_lock;
  	int tx_enable, rx_enable;
  	int port;
  	int ipr_tx, ipr_rx;
  	void (*interrupt)(emu10k1_t *emu, unsigned int status);
  } emu10k1_midi_t;
  
  struct _snd_emu10k1 {
  	int irq;
  
  	unsigned long port;			/* I/O port number */
  	struct resource *res_port;
  	int APS: 1,				/* APS flag */
  	    no_ac97: 1,				/* no AC'97 */
  	    tos_link: 1;			/* tos link detected */
  	unsigned int audigy;			/* is Audigy? */
  	unsigned int revision;			/* chip revision */
  	unsigned int serial;			/* serial number */
  	unsigned short model;			/* subsystem id */
  	unsigned int card_type;			/* EMU10K1_CARD_* */
  	unsigned int ecard_ctrl;		/* ecard control bits */
  	unsigned long dma_mask;			/* PCI DMA mask */
  	int max_cache_pages;			/* max memory size / PAGE_SIZE */
  	void *silent_page;			/* silent page */
  	dma_addr_t silent_page_dmaaddr;
  	volatile u32 *ptb_pages;		/* page table pages */
  	dma_addr_t ptb_pages_dmaaddr;
  	snd_util_memhdr_t *memhdr;		/* page allocation list */
  	emu10k1_memblk_t *reserved_page;	/* reserved page */
  
  	struct list_head mapped_link_head;
  	struct list_head mapped_order_link_head;
  	void **page_ptr_table;
  	unsigned long *page_addr_table;
  	spinlock_t memblk_lock;
  
  	unsigned int spdif_bits[3];		/* s/pdif out setup */
  
  	snd_emu10k1_fx8010_t fx8010;		/* FX8010 info */
  	int gpr_base;
  	
  	ac97_t *ac97;
  
  	struct pci_dev *pci;
  	snd_card_t *card;
  	snd_pcm_t *pcm;
  	snd_pcm_t *pcm_mic;
  	snd_pcm_t *pcm_efx;
  	snd_pcm_t *pcm_fx8010;
  
  	spinlock_t synth_lock;
  	void *synth;
  	int (*get_synth_voice)(emu10k1_t *emu);
  
  	spinlock_t reg_lock;
  	spinlock_t emu_lock;
  	spinlock_t voice_lock;
  	struct semaphore ptb_lock;
  
  	emu10k1_voice_t voices[64];
  	emu10k1_pcm_mixer_t pcm_mixer[32];
  	snd_kcontrol_t *ctl_send_routing;
  	snd_kcontrol_t *ctl_send_volume;
  	snd_kcontrol_t *ctl_attn;
  
  	void (*hwvol_interrupt)(emu10k1_t *emu, unsigned int status);
  	void (*capture_interrupt)(emu10k1_t *emu, unsigned int status);
  	void (*capture_mic_interrupt)(emu10k1_t *emu, unsigned int status);
  	void (*capture_efx_interrupt)(emu10k1_t *emu, unsigned int status);
  	void (*timer_interrupt)(emu10k1_t *emu);
  	void (*spdif_interrupt)(emu10k1_t *emu, unsigned int status);
  	void (*dsp_interrupt)(emu10k1_t *emu);
  
  	snd_pcm_substream_t *pcm_capture_substream;
  	snd_pcm_substream_t *pcm_capture_mic_substream;
  	snd_pcm_substream_t *pcm_capture_efx_substream;
  
  	emu10k1_midi_t midi;
  	emu10k1_midi_t midi2; /* for audigy */
  
  	unsigned int efx_voices_mask[2];
  };
  
  int snd_emu10k1_create(snd_card_t * card,
  		       struct pci_dev *pci,
  		       unsigned short extin_mask,
  		       unsigned short extout_mask,
  		       long max_cache_bytes,
  		       int enable_ir,
  		       emu10k1_t ** remu);
  
  int snd_emu10k1_pcm(emu10k1_t * emu, int device, snd_pcm_t ** rpcm);
  int snd_emu10k1_pcm_mic(emu10k1_t * emu, int device, snd_pcm_t ** rpcm);
  int snd_emu10k1_pcm_efx(emu10k1_t * emu, int device, snd_pcm_t ** rpcm);
  int snd_emu10k1_fx8010_pcm(emu10k1_t * emu, int device, snd_pcm_t ** rpcm);
  int snd_emu10k1_mixer(emu10k1_t * emu);
  int snd_emu10k1_fx8010_new(emu10k1_t *emu, int device, snd_hwdep_t ** rhwdep);
  
  irqreturn_t snd_emu10k1_interrupt(int irq, void *dev_id, struct pt_regs *regs);
  
  /* initialization */
  void snd_emu10k1_voice_init(emu10k1_t * emu, int voice);
  int snd_emu10k1_init_efx(emu10k1_t *emu);
  void snd_emu10k1_free_efx(emu10k1_t *emu);
  int snd_emu10k1_fx8010_tram_setup(emu10k1_t *emu, u32 size);
  
  /* I/O functions */
  unsigned int snd_emu10k1_ptr_read(emu10k1_t * emu, unsigned int reg, unsigned int chn);
  void snd_emu10k1_ptr_write(emu10k1_t *emu, unsigned int reg, unsigned int chn, unsigned int data);
  void snd_emu10k1_efx_write(emu10k1_t *emu, unsigned int pc, unsigned int data);
  unsigned int snd_emu10k1_efx_read(emu10k1_t *emu, unsigned int pc);
  void snd_emu10k1_intr_enable(emu10k1_t *emu, unsigned int intrenb);
  void snd_emu10k1_intr_disable(emu10k1_t *emu, unsigned int intrenb);
  void snd_emu10k1_voice_intr_enable(emu10k1_t *emu, unsigned int voicenum);
  void snd_emu10k1_voice_intr_disable(emu10k1_t *emu, unsigned int voicenum);
  void snd_emu10k1_voice_intr_ack(emu10k1_t *emu, unsigned int voicenum);
  void snd_emu10k1_voice_set_loop_stop(emu10k1_t *emu, unsigned int voicenum);
  void snd_emu10k1_voice_clear_loop_stop(emu10k1_t *emu, unsigned int voicenum);
  void snd_emu10k1_wait(emu10k1_t *emu, unsigned int wait);
  static inline unsigned int snd_emu10k1_wc(emu10k1_t *emu) { return (inl(emu->port + WC) >> 6) & 0xfffff; }
  unsigned short snd_emu10k1_ac97_read(ac97_t *ac97, unsigned short reg);
  void snd_emu10k1_ac97_write(ac97_t *ac97, unsigned short reg, unsigned short data);
  unsigned int snd_emu10k1_rate_to_pitch(unsigned int rate);
  unsigned char snd_emu10k1_sum_vol_attn(unsigned int value);
  
  /* memory allocation */
  snd_util_memblk_t *snd_emu10k1_alloc_pages(emu10k1_t *emu, snd_pcm_substream_t *substream);
  int snd_emu10k1_free_pages(emu10k1_t *emu, snd_util_memblk_t *blk);
  snd_util_memblk_t *snd_emu10k1_synth_alloc(emu10k1_t *emu, unsigned int size);
  int snd_emu10k1_synth_free(emu10k1_t *emu, snd_util_memblk_t *blk);
  int snd_emu10k1_synth_bzero(emu10k1_t *emu, snd_util_memblk_t *blk, int offset, int size);
  int snd_emu10k1_synth_copy_from_user(emu10k1_t *emu, snd_util_memblk_t *blk, int offset, const char *data, int size);
  int snd_emu10k1_memblk_map(emu10k1_t *emu, emu10k1_memblk_t *blk);
  
  /* voice allocation */
  int snd_emu10k1_voice_alloc(emu10k1_t *emu, emu10k1_voice_type_t type, int pair, emu10k1_voice_t **rvoice);
  int snd_emu10k1_voice_free(emu10k1_t *emu, emu10k1_voice_t *pvoice);
  
  /* MIDI uart */
  int snd_emu10k1_midi(emu10k1_t * emu);
  int snd_emu10k1_audigy_midi(emu10k1_t * emu);
  
  /* proc interface */
  int snd_emu10k1_proc_init(emu10k1_t * emu);
  
  #endif /* __KERNEL__ */
  
  /*
   * ---- FX8010 ----
   */
  
  #define EMU10K1_CARD_CREATIVE			0x00000000
  #define EMU10K1_CARD_EMUAPS			0x00000001
  
  #define EMU10K1_FX8010_PCM_COUNT		8
  
  /* instruction set */
  #define iMAC0	 0x00	/* R = A + (X * Y >> 31)   ; saturation */
  #define iMAC1	 0x01	/* R = A + (-X * Y >> 31)  ; saturation */
  #define iMAC2	 0x02	/* R = A + (X * Y >> 31)   ; wraparound */
  #define iMAC3	 0x03	/* R = A + (-X * Y >> 31)  ; wraparound */
  #define iMACINT0 0x04	/* R = A + X * Y	   ; saturation */
  #define iMACINT1 0x05	/* R = A + X * Y	   ; wraparound (31-bit) */
  #define iACC3	 0x06	/* R = A + X + Y	   ; saturation */
  #define iMACMV   0x07	/* R = A, acc += X * Y >> 31 */
  #define iANDXOR  0x08	/* R = (A & X) ^ Y */
  #define iTSTNEG  0x09	/* R = (A >= Y) ? X : ~X */
  #define iLIMITGE 0x0a	/* R = (A >= Y) ? X : Y */
  #define iLIMITLT 0x0b	/* R = (A < Y) ? X : Y */
  #define iLOG	 0x0c	/* R = linear_data, A (log_data), X (max_exp), Y (format_word) */
  #define iEXP	 0x0d	/* R = log_data, A (linear_data), X (max_exp), Y (format_word) */
  #define iINTERP  0x0e	/* R = A + (X * (Y - A) >> 31)  ; saturation */
  #define iSKIP    0x0f	/* R = A (cc_reg), X (count), Y (cc_test) */
  
  /* GPRs */
  #define FXBUS(x)	(0x00 + (x))	/* x = 0x00 - 0x0f */
  #define EXTIN(x)	(0x10 + (x))	/* x = 0x00 - 0x0f */
  #define EXTOUT(x)	(0x20 + (x))	/* x = 0x00 - 0x0f */
  #define C_00000000	0x40
  #define C_00000001	0x41
  #define C_00000002	0x42
  #define C_00000003	0x43
  #define C_00000004	0x44
  #define C_00000008	0x45
  #define C_00000010	0x46
  #define C_00000020	0x47
  #define C_00000100	0x48
  #define C_00010000	0x49
  #define C_00080000	0x4a
  #define C_10000000	0x4b
  #define C_20000000	0x4c
  #define C_40000000	0x4d
  #define C_80000000	0x4e
  #define C_7fffffff	0x4f
  #define C_ffffffff	0x50
  #define C_fffffffe	0x51
  #define C_c0000000	0x52
  #define C_4f1bbcdc	0x53
  #define C_5a7ef9db	0x54
  #define C_00100000	0x55		/* ?? */
  #define GPR_ACCU	0x56		/* ACCUM, accumulator */
  #define GPR_COND	0x57		/* CCR, condition register */
  #define GPR_NOISE0	0x58		/* noise source */
  #define GPR_NOISE1	0x59		/* noise source */
  #define GPR_IRQ		0x5a		/* IRQ register */
  #define GPR_DBAC	0x5b		/* TRAM Delay Base Address Counter */
  #define GPR(x)		(FXGPREGBASE + (x)) /* free GPRs: x = 0x00 - 0xff */
  #define ITRAM_DATA(x)	(TANKMEMDATAREGBASE + 0x00 + (x)) /* x = 0x00 - 0x7f */
  #define ETRAM_DATA(x)	(TANKMEMDATAREGBASE + 0x80 + (x)) /* x = 0x00 - 0x1f */
  #define ITRAM_ADDR(x)	(TANKMEMADDRREGBASE + 0x00 + (x)) /* x = 0x00 - 0x7f */
  #define ETRAM_ADDR(x)	(TANKMEMADDRREGBASE + 0x80 + (x)) /* x = 0x00 - 0x1f */
  
  #define A_FXBUS(x)	(0x00 + (x))	/* x = 0x00 - 0x3f? */
  #define A_EXTIN(x)	(0x40 + (x))	/* x = 0x00 - 0x1f? */
  #define A_EXTOUT(x)	(0x60 + (x))	/* x = 0x00 - 0x1f? */
  #define A_GPR(x)	(A_FXGPREGBASE + (x))
  
  /* cc_reg constants */
  #define CC_REG_NORMALIZED C_00000001
  #define CC_REG_BORROW	C_00000002
  #define CC_REG_MINUS	C_00000004
  #define CC_REG_ZERO	C_00000008
  #define CC_REG_SATURATE	C_00000010
  #define CC_REG_NONZERO	C_00000100
  
  /* FX buses */
  #define FXBUS_PCM_LEFT		0x00
  #define FXBUS_PCM_RIGHT		0x01
  #define FXBUS_PCM_LEFT_REAR	0x02
  #define FXBUS_PCM_RIGHT_REAR	0x03
  #define FXBUS_MIDI_LEFT		0x04
  #define FXBUS_MIDI_RIGHT	0x05
  #define FXBUS_PCM_CENTER	0x06
  #define FXBUS_PCM_LFE		0x07
  #define FXBUS_PT_LEFT		20
  #define FXBUS_PT_RIGHT		21
  #define FXBUS_MIDI_REVERB	0x0c
  #define FXBUS_MIDI_CHORUS	0x0d
  
  /* Inputs */
  #define EXTIN_AC97_L	   0x00	/* AC'97 capture channel - left */
  #define EXTIN_AC97_R	   0x01	/* AC'97 capture channel - right */
  #define EXTIN_SPDIF_CD_L   0x02	/* internal S/PDIF CD - onboard - left */
  #define EXTIN_SPDIF_CD_R   0x03	/* internal S/PDIF CD - onboard - right */
  #define EXTIN_ZOOM_L	   0x04	/* Zoom Video I2S - left */
  #define EXTIN_ZOOM_R	   0x05	/* Zoom Video I2S - right */
  #define EXTIN_TOSLINK_L	   0x06	/* LiveDrive - TOSLink Optical - left */
  #define EXTIN_TOSLINK_R    0x07	/* LiveDrive - TOSLink Optical - right */
  #define EXTIN_LINE1_L	   0x08	/* LiveDrive - Line/Mic 1 - left */
  #define EXTIN_LINE1_R	   0x09	/* LiveDrive - Line/Mic 1 - right */
  #define EXTIN_COAX_SPDIF_L 0x0a	/* LiveDrive - Coaxial S/PDIF - left */
  #define EXTIN_COAX_SPDIF_R 0x0b /* LiveDrive - Coaxial S/PDIF - right */
  #define EXTIN_LINE2_L	   0x0c	/* LiveDrive - Line/Mic 2 - left */
  #define EXTIN_LINE2_R	   0x0d	/* LiveDrive - Line/Mic 2 - right */
  
  /* Outputs */
  #define EXTOUT_AC97_L	   0x00	/* AC'97 playback channel - left */
  #define EXTOUT_AC97_R	   0x01	/* AC'97 playback channel - right */
  #define EXTOUT_TOSLINK_L   0x02	/* LiveDrive - TOSLink Optical - left */
  #define EXTOUT_TOSLINK_R   0x03	/* LiveDrive - TOSLink Optical - right */
  #define EXTOUT_CENTER      0x04	/* SB Live 5.1 - center */
  #define EXTOUT_LFE         0x05 /* SB Live 5.1 - LFE */
  #define EXTOUT_HEADPHONE_L 0x06	/* LiveDrive - Headphone - left */
  #define EXTOUT_HEADPHONE_R 0x07	/* LiveDrive - Headphone - right */
  #define EXTOUT_REAR_L	   0x08	/* Rear channel - left */
  #define EXTOUT_REAR_R	   0x09	/* Rear channel - right */
  #define EXTOUT_ADC_CAP_L   0x0a	/* ADC Capture buffer - left */
  #define EXTOUT_ADC_CAP_R   0x0b	/* ADC Capture buffer - right */
  #define EXTOUT_MIC_CAP	   0x0c	/* MIC Capture buffer */
  #define EXTOUT_ACENTER	   0x11 /* Analog Center */
  #define EXTOUT_ALFE	   0x12 /* Analog LFE */
  
  /* Audigy Inputs */
  #define A_EXTIN_AC97_L		0x00	/* AC'97 capture channel - left */
  #define A_EXTIN_AC97_R		0x01	/* AC'97 capture channel - right */
  #define A_EXTIN_SPDIF_CD_L	0x02	/* digital CD left */
  #define A_EXTIN_SPDIF_CD_R	0x03	/* digital CD left */
  #define A_EXTIN_OPT_SPDIF_L     0x04    /* audigy drive Optical SPDIF - left */
  #define A_EXTIN_OPT_SPDIF_R     0x05    /*                              right */ 
  #define A_EXTIN_LINE2_L		0x08	/* audigy drive line2/mic2 - left */
  #define A_EXTIN_LINE2_R		0x09	/*                           right */
  #define A_EXTIN_RCA_SPDIF_L     0x0a    /* audigy drive RCA SPDIF - left */
  #define A_EXTIN_RCA_SPDIF_R     0x0b    /*                          right */
  #define A_EXTIN_AUX2_L		0x0c	/* audigy drive aux2 - left */
  #define A_EXTIN_AUX2_R		0x0d	/*                   - right */
  
  /* Audigiy Outputs */
  #define A_EXTOUT_FRONT_L	0x00	/* digital front left */
  #define A_EXTOUT_FRONT_R	0x01	/*               right */
  #define A_EXTOUT_CENTER		0x02	/* digital front center */
  #define A_EXTOUT_LFE		0x03	/* digital front lfe */
  #define A_EXTOUT_HEADPHONE_L	0x04	/* headphone audigy drive left */
  #define A_EXTOUT_HEADPHONE_R	0x05	/*                        right */
  #define A_EXTOUT_REAR_L		0x06	/* digital rear left */
  #define A_EXTOUT_REAR_R		0x07	/*              right */
  #define A_EXTOUT_AFRONT_L	0x08	/* analog front left */
  #define A_EXTOUT_AFRONT_R	0x09	/*              right */
  #define A_EXTOUT_ACENTER	0x0a	/* analog center */
  #define A_EXTOUT_ALFE		0x0b	/* analog LFE */
  /* 0x0c ?? */
  /* 0x0d ?? */
  #define A_EXTOUT_AREAR_L	0x0e	/* analog rear left */
  #define A_EXTOUT_AREAR_R	0x0f	/*             right */
  #define A_EXTOUT_AC97_L		0x10	/* AC97 left (front) */
  #define A_EXTOUT_AC97_R		0x11	/*      right */
  #define A_EXTOUT_ADC_CAP_L	0x16	/* ADC capture buffer left */
  #define A_EXTOUT_ADC_CAP_R	0x17	/*                    right */
  
  /* Audigy constants */
  #define A_C_00000000	0xc0
  #define A_C_00000001	0xc1
  #define A_C_00000002	0xc2
  #define A_C_00000003	0xc3
  #define A_C_00000004	0xc4
  #define A_C_00000008	0xc5
  #define A_C_00000010	0xc6
  #define A_C_00000020	0xc7
  #define A_C_00000100	0xc8
  #define A_C_00010000	0xc9
  #define A_C_00000800	0xca
  #define A_C_10000000	0xcb
  #define A_C_20000000	0xcc
  #define A_C_40000000	0xcd
  #define A_C_80000000	0xce
  #define A_C_7fffffff	0xcf
  #define A_C_ffffffff	0xd0
  #define A_C_fffffffe	0xd1
  #define A_C_c0000000	0xd2
  #define A_C_4f1bbcdc	0xd3
  #define A_C_5a7ef9db	0xd4
  #define A_C_00100000	0xd5
  /* 0xd6 = 0x7fffffff  (?) ACCUM? */
  /* 0xd7 = 0x0000000   CCR */
  /* 0xd8 = noise1 */
  /* 0xd9 = noise2 */
  
  /* definitions for debug register */
  #define EMU10K1_DBG_ZC			0x80000000	/* zero tram counter */
  #define EMU10K1_DBG_SATURATION_OCCURED	0x02000000	/* saturation control */
  #define EMU10K1_DBG_SATURATION_ADDR	0x01ff0000	/* saturation address */
  #define EMU10K1_DBG_SINGLE_STEP		0x00008000	/* single step mode */
  #define EMU10K1_DBG_STEP		0x00004000	/* start single step */
  #define EMU10K1_DBG_CONDITION_CODE	0x00003e00	/* condition code */
  #define EMU10K1_DBG_SINGLE_STEP_ADDR	0x000001ff	/* single step address */
  
  /* tank memory address line */
  #ifndef __KERNEL__
  #define TANKMEMADDRREG_ADDR_MASK 0x000fffff	/* 20 bit tank address field			*/
  #define TANKMEMADDRREG_CLEAR	 0x00800000	/* Clear tank memory				*/
  #define TANKMEMADDRREG_ALIGN	 0x00400000	/* Align read or write relative to tank access	*/
  #define TANKMEMADDRREG_WRITE	 0x00200000	/* Write to tank memory				*/
  #define TANKMEMADDRREG_READ	 0x00100000	/* Read from tank memory			*/
  #endif
  
  typedef struct {
  	unsigned int card;			/* card type */
  	unsigned int internal_tram_size;	/* in samples */
  	unsigned int external_tram_size;	/* in samples */
  	char fxbus_names[16][32];		/* names of FXBUSes */
  	char extin_names[16][32];		/* names of external inputs */
  	char extout_names[32][32];		/* names of external outputs */
  	unsigned int gpr_controls;		/* count of GPR controls */
  } emu10k1_fx8010_info_t;
  
  #define EMU10K1_GPR_TRANSLATION_NONE		0
  #define EMU10K1_GPR_TRANSLATION_TABLE100	1
  #define EMU10K1_GPR_TRANSLATION_BASS		2
  #define EMU10K1_GPR_TRANSLATION_TREBLE		3
  #define EMU10K1_GPR_TRANSLATION_ONOFF		4
  
  typedef struct {
  	snd_ctl_elem_id_t id;		/* full control ID definition */
  	unsigned int vcount;		/* visible count */
  	unsigned int count;		/* count of GPR (1..16) */
  	unsigned char gpr[32];		/* GPR number(s) */
  	unsigned int value[32];		/* initial values */
  	unsigned int min;		/* minimum range */
  	unsigned int max;		/* maximum range */
  	unsigned int translation;	/* translation type (EMU10K1_GPR_TRANSLATION*) */
  } emu10k1_fx8010_control_gpr_t;
  
  typedef struct {
  	char name[128];
  
  	unsigned long gpr_valid[0x100/(sizeof(unsigned long)*8)]; /* bitmask of valid initializers */
  	unsigned int gpr_map[0x100];	  /* initializers */
  
  	unsigned int gpr_add_control_count; /* count of GPR controls to add/replace */
  	emu10k1_fx8010_control_gpr_t *gpr_add_controls; /* GPR controls to add/replace */
  
  	unsigned int gpr_del_control_count; /* count of GPR controls to remove */
  	snd_ctl_elem_id_t *gpr_del_controls; /* IDs of GPR controls to remove */
  
  	unsigned int gpr_list_control_count; /* count of GPR controls to list */
  	unsigned int gpr_list_control_total; /* total count of GPR controls */
  	emu10k1_fx8010_control_gpr_t *gpr_list_controls; /* listed GPR controls */
  
  	unsigned long tram_valid[0xa0/(sizeof(unsigned long)*8)]; /* bitmask of valid initializers */
  	unsigned int tram_data_map[0xa0]; /* data initializers */
  	unsigned int tram_addr_map[0xa0]; /* map initializers */
  
  	unsigned long code_valid[512/(sizeof(unsigned long)*8)];  /* bitmask of valid instructions */
  	unsigned int code[512][2];	  /* one instruction - 64 bits */
  } emu10k1_fx8010_code_t;
  
  typedef struct {
  	unsigned int address;		/* 31.bit == 1 -> external TRAM */
  	unsigned int size;		/* size in samples (4 bytes) */
  	unsigned int *samples;		/* pointer to samples (20-bit) */
  					/* NULL->clear memory */
  } emu10k1_fx8010_tram_t;
  
  typedef struct {
  	unsigned int substream;		/* substream number */
  	unsigned int res1;		/* reserved */
  	unsigned int channels;		/* 16-bit channels count, zero = remove this substream */
  	unsigned int tram_start;	/* ring buffer position in TRAM (in samples) */
  	unsigned int buffer_size;	/* count of buffered samples */
  	unsigned char gpr_size;		/* GPR containing size of ringbuffer in samples (host) */
  	unsigned char gpr_ptr;		/* GPR containing current pointer in the ring buffer (host = reset, FX8010) */
  	unsigned char gpr_count;	/* GPR containing count of samples between two interrupts (host) */
  	unsigned char gpr_tmpcount;	/* GPR containing current count of samples to interrupt (host = set, FX8010) */
  	unsigned char gpr_trigger;	/* GPR containing trigger (activate) information (host) */
  	unsigned char gpr_running;	/* GPR containing info if PCM is running (FX8010) */
  	unsigned char pad;		/* reserved */
  	unsigned char etram[32];	/* external TRAM address & data (one per channel) */
  	unsigned int res2;		/* reserved */
  } emu10k1_fx8010_pcm_t;
  
  #define SNDRV_EMU10K1_IOCTL_INFO	_IOR ('H', 0x10, emu10k1_fx8010_info_t)
  #define SNDRV_EMU10K1_IOCTL_CODE_POKE	_IOW ('H', 0x11, emu10k1_fx8010_code_t)
  #define SNDRV_EMU10K1_IOCTL_CODE_PEEK	_IOWR('H', 0x12, emu10k1_fx8010_code_t)
  #define SNDRV_EMU10K1_IOCTL_TRAM_SETUP	_IOW ('H', 0x20, int)
  #define SNDRV_EMU10K1_IOCTL_TRAM_POKE	_IOW ('H', 0x21, emu10k1_fx8010_tram_t)
  #define SNDRV_EMU10K1_IOCTL_TRAM_PEEK	_IOWR('H', 0x22, emu10k1_fx8010_tram_t)
  #define SNDRV_EMU10K1_IOCTL_PCM_POKE	_IOW ('H', 0x30, emu10k1_fx8010_pcm_t)
  #define SNDRV_EMU10K1_IOCTL_PCM_PEEK	_IOWR('H', 0x31, emu10k1_fx8010_pcm_t)
  #define SNDRV_EMU10K1_IOCTL_STOP	_IO  ('H', 0x80)
  #define SNDRV_EMU10K1_IOCTL_CONTINUE	_IO  ('H', 0x81)
  #define SNDRV_EMU10K1_IOCTL_ZERO_TRAM_COUNTER _IO ('H', 0x82)
  #define SNDRV_EMU10K1_IOCTL_SINGLE_STEP	_IOW ('H', 0x83, int)
  #define SNDRV_EMU10K1_IOCTL_DBG_READ	_IOR ('H', 0x84, int)
  
  #endif	/* __SOUND_EMU10K1_H */
  