/* SPDX-License-Identifier: GPL-2.0 */
/*
Aureal Vortex Soundcard driver.
IO addr collected from asp4core.vxd:
function address
0005D5A0 13004
00080674 14004
00080AFF 12818
*/
#define CHIP_AU8820
#define CARD_NAME "Aureal Vortex"
#define CARD_NAME_SHORT "au8820"
/* Number of ADB and WT channels */
#define NR_ADB 0x10
#define NR_WT 0x20
#define NR_SRC 0x10
#define NR_A3D 0x00
#define NR_MIXIN 0x10
#define NR_MIXOUT 0x10
/* ADBDMA */
#define VORTEX_ADBDMA_STAT 0x105c0 /* read only, subbuffer, DMA pos */
#define POS_MASK 0x00000fff
#define POS_SHIFT 0x0
#define ADB_SUBBUF_MASK 0x00003000 /* ADB only. */
#define ADB_SUBBUF_SHIFT 0xc /* ADB only. */
#define VORTEX_ADBDMA_CTRL 0x10580 /* write only, format, flags, DMA pos */
#define OFFSET_MASK 0x00000fff
#define OFFSET_SHIFT 0x0
#define IE_MASK 0x00001000 /* interrupt enable. */
#define IE_SHIFT 0xc
#define DIR_MASK 0x00002000 /* Direction. */
#define DIR_SHIFT 0xd
#define FMT_MASK 0x0003c000
#define FMT_SHIFT 0xe
// The masks and shift also work for the wtdma, if not specified otherwise.
#define VORTEX_ADBDMA_BUFCFG0 0x10400
#define VORTEX_ADBDMA_BUFCFG1 0x10404
#define VORTEX_ADBDMA_BUFBASE 0x10200
#define VORTEX_ADBDMA_START 0x106c0 /* Which subbuffer starts */
#define VORTEX_ADBDMA_STATUS 0x10600 /* stored at AdbDma->this_10 / 2 DWORD in size. */
/* ADB */
#define VORTEX_ADB_SR 0x10a00 /* Samplerates enable/disable */
#define VORTEX_ADB_RTBASE 0x10800
#define VORTEX_ADB_RTBASE_COUNT 103
#define VORTEX_ADB_CHNBASE 0x1099c
#define VORTEX_ADB_CHNBASE_COUNT 22
#define ROUTE_MASK 0x3fff
#define ADB_MASK 0x7f
#define ADB_SHIFT 0x7
//#define ADB_MIX_MASK 0xf
/* ADB address */
#define OFFSET_ADBDMA 0x00
#define OFFSET_SRCOUT 0x10 /* on channel 0x11 */
#define OFFSET_SRCIN 0x10 /* on channel < 0x11 */
#define OFFSET_MIXOUT 0x20 /* source */
#define OFFSET_MIXIN 0x30 /* sink */
#define OFFSET_CODECIN 0x48 /* ADB source */
#define OFFSET_CODECOUT 0x58 /* ADB sink/target */
#define OFFSET_SPORTOUT 0x60 /* sink */
#define OFFSET_SPORTIN 0x50 /* source */
#define OFFSET_EFXOUT 0x50 /* sink */
#define OFFSET_EFXIN 0x40 /* source */
#define OFFSET_A3DOUT 0x00 /* This card has no HRTF :( */
#define OFFSET_A3DIN 0x00
#define OFFSET_WTOUT 0x58 /* */
/* ADB route translate helper */
#define ADB_DMA(x) (x + OFFSET_ADBDMA)
#define ADB_SRCOUT(x) (x + OFFSET_SRCOUT)
#define ADB_SRCIN(x) (x + OFFSET_SRCIN)
#define ADB_MIXOUT(x) (x + OFFSET_MIXOUT)
#define ADB_MIXIN(x) (x + OFFSET_MIXIN)
#define ADB_CODECIN(x) (x + OFFSET_CODECIN)
#define ADB_CODECOUT(x) (x + OFFSET_CODECOUT)
#define ADB_SPORTOUT(x) (x + OFFSET_SPORTOUT)
#define ADB_SPORTIN(x) (x + OFFSET_SPORTIN) /* */
#define ADB_A3DOUT(x) (x + OFFSET_A3DOUT) /* 8 A3D blocks */
#define ADB_A3DIN(x) (x + OFFSET_A3DIN)
#define ADB_WTOUT(x,y) (y + OFFSET_WTOUT)
/* WTDMA */
#define VORTEX_WTDMA_CTRL 0x10500 /* format, DMA pos */
#define VORTEX_WTDMA_STAT 0x10500 /* DMA subbuf, DMA pos */
#define WT_SUBBUF_MASK (0x3 << WT_SUBBUF_SHIFT)
#define WT_SUBBUF_SHIFT 0x15
#define VORTEX_WTDMA_BUFBASE 0x10000
#define VORTEX_WTDMA_BUFCFG0 0x10300
#define VORTEX_WTDMA_BUFCFG1 0x10304
#define VORTEX_WTDMA_START 0x10640 /* which subbuffer is first */
#define VORTEX_WT_BASE 0x9000
/* MIXER */
#define VORTEX_MIXER_SR 0x9f00
#define VORTEX_MIXER_CLIP 0x9f80
#define VORTEX_MIXER_CHNBASE 0x9e40
#define VORTEX_MIXER_RTBASE 0x9e00
#define MIXER_RTBASE_SIZE 0x26
#define VORTEX_MIX_ENIN 0x9a00 /* Input enable bits. 4 bits wide. */
#define VORTEX_MIX_SMP 0x9c00
/* MIX */
#define VORTEX_MIX_INVOL_A 0x9000 /* in? */
#define VORTEX_MIX_INVOL_B 0x8000 /* out? */
#define VORTEX_MIX_VOL_A 0x9800
#define VORTEX_MIX_VOL_B 0x8800
#define VOL_MIN 0x80 /* Input volume when muted. */
#define VOL_MAX 0x7f /* FIXME: Not confirmed! Just guessed. */
//#define MIX_OUTL 0xe
//#define MIX_OUTR 0xf
//#define MIX_INL 0xe
//#define MIX_INR 0xf
#define MIX_DEFIGAIN 0x08 /* 0x8 => 6dB */
#define MIX_DEFOGAIN 0x08
/* SRC */
#define VORTEX_SRCBLOCK_SR 0xccc0
#define VORTEX_SRC_CHNBASE 0xcc40
#define VORTEX_SRC_RTBASE 0xcc00
#define VORTEX_SRC_SOURCE 0xccc4
#define VORTEX_SRC_SOURCESIZE 0xccc8
#define VORTEX_SRC_U0 0xce00
#define VORTEX_SRC_DRIFT0 0xce80
#define VORTEX_SRC_DRIFT1 0xcec0
#define VORTEX_SRC_U1 0xcf00
#define VORTEX_SRC_DRIFT2 0xcf40
#define VORTEX_SRC_U2 0xcf80
#define VORTEX_SRC_DATA 0xc800
#define VORTEX_SRC_DATA0 0xc000
#define VORTEX_SRC_CONVRATIO 0xce40
//#define SRC_RATIO(x) ((((x<<15)/48000) + 1)/2) /* Playback */
//#define SRC_RATIO2(x) ((((48000<<15)/x) + 1)/2) /* Recording */
/* FIFO */
#define VORTEX_FIFO_ADBCTRL 0xf800 /* Control bits. */
#define VORTEX_FIFO_WTCTRL 0xf840
#define FIFO_RDONLY 0x00000001
#define FIFO_CTRL 0x00000002 /* Allow ctrl. ? */
#define FIFO_VALID 0x00000010
#define FIFO_EMPTY 0x00000020
#define FIFO_U0 0x00001000 /* Unknown. */
#define FIFO_U1 0x00010000
#define FIFO_SIZE_BITS 5
#define FIFO_SIZE (1<<FIFO_SIZE_BITS) // 0x20
#define FIFO_MASK (FIFO_SIZE-1) //0x1f /* at shift left 0xc */
#define VORTEX_FIFO_ADBDATA 0xe000
#define VORTEX_FIFO_WTDATA 0xe800
/* CODEC */
#define VORTEX_CODEC_CTRL 0x11984
#define VORTEX_CODEC_EN 0x11990
#define EN_CODEC 0x00000300
#define EN_SPORT 0x00030000
#define EN_SPDIF 0x000c0000
#define VORTEX_CODEC_CHN 0x11880
#define VORTEX_CODEC_IO 0x11988
#define VORTEX_SPDIF_FLAGS 0x1005c /* FIXME */
#define VORTEX_SPDIF_CFG0 0x119D0
#define VORTEX_SPDIF_CFG1 0x119D4
#define VORTEX_SPDIF_SMPRATE 0x11994
/* Sample timer */
#define VORTEX_SMP_TIME 0x11998
/* IRQ */
#define VORTEX_IRQ_SOURCE 0x12800 /* Interrupt source flags. */
#define VORTEX_IRQ_CTRL 0x12804 /* Interrupt source mask. */
#define VORTEX_STAT 0x12808 /* ?? */
#define VORTEX_CTRL 0x1280c
#define CTRL_MIDI_EN 0x00000001
#define CTRL_MIDI_PORT 0x00000060
#define CTRL_GAME_EN 0x00000008
#define CTRL_GAME_PORT 0x00000e00
#define CTRL_IRQ_ENABLE 0x4000
/* write: Timer period config / read: TIMER IRQ ack. */
#define VORTEX_IRQ_STAT 0x1199c
/* DMA */
#define VORTEX_DMA_BUFFER 0x10200
#define VORTEX_ENGINE_CTRL 0x1060c
#define ENGINE_INIT 0x0L
/* MIDI *//* GAME. */
#define VORTEX_MIDI_DATA 0x11000
#define VORTEX_MIDI_CMD 0x11004 /* Write command / Read status */
#define VORTEX_GAME_LEGACY 0x11008
#define VORTEX_CTRL2 0x1100c
#define CTRL2_GAME_ADCMODE 0x40
#define VORTEX_GAME_AXIS 0x11010
#define AXIS_SIZE 4
#define AXIS_RANGE 0x1fff
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