cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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sb.h (10550B)


      1/* SPDX-License-Identifier: GPL-2.0-or-later */
      2#ifndef __SOUND_SB_H
      3#define __SOUND_SB_H
      4
      5/*
      6 *  Header file for SoundBlaster cards
      7 *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
      8 */
      9
     10#include <sound/pcm.h>
     11#include <sound/rawmidi.h>
     12#include <linux/interrupt.h>
     13#include <linux/io.h>
     14
     15enum sb_hw_type {
     16	SB_HW_AUTO,
     17	SB_HW_10,
     18	SB_HW_20,
     19	SB_HW_201,
     20	SB_HW_PRO,
     21	SB_HW_JAZZ16,		/* Media Vision Jazz16 */
     22	SB_HW_16,
     23	SB_HW_16CSP,		/* SB16 with CSP chip */
     24	SB_HW_ALS100,		/* Avance Logic ALS100 chip */
     25	SB_HW_ALS4000,		/* Avance Logic ALS4000 chip */
     26	SB_HW_DT019X,		/* Diamond Tech. DT-019X / Avance Logic ALS-007 */
     27	SB_HW_CS5530,		/* Cyrix/NatSemi 5530 VSA1 */
     28};
     29
     30#define SB_OPEN_PCM			0x01
     31#define SB_OPEN_MIDI_INPUT		0x02
     32#define SB_OPEN_MIDI_OUTPUT		0x04
     33#define SB_OPEN_MIDI_INPUT_TRIGGER	0x08
     34#define SB_OPEN_MIDI_OUTPUT_TRIGGER	0x10
     35
     36#define SB_MODE_HALT		0x00
     37#define SB_MODE_PLAYBACK_8	0x01
     38#define SB_MODE_PLAYBACK_16	0x02
     39#define SB_MODE_PLAYBACK	(SB_MODE_PLAYBACK_8 | SB_MODE_PLAYBACK_16)
     40#define SB_MODE_CAPTURE_8	0x04
     41#define SB_MODE_CAPTURE_16	0x08
     42#define SB_MODE_CAPTURE		(SB_MODE_CAPTURE_8 | SB_MODE_CAPTURE_16)
     43
     44#define SB_RATE_LOCK_PLAYBACK	0x10
     45#define SB_RATE_LOCK_CAPTURE	0x20
     46#define SB_RATE_LOCK		(SB_RATE_LOCK_PLAYBACK | SB_RATE_LOCK_CAPTURE)
     47
     48#define SB_MPU_INPUT		1
     49
     50struct snd_sb {
     51	unsigned long port;		/* base port of DSP chip */
     52	struct resource *res_port;
     53	unsigned long mpu_port;		/* MPU port for SB DSP 4.0+ */
     54	int irq;			/* IRQ number of DSP chip */
     55	int dma8;			/* 8-bit DMA */
     56	int dma16;			/* 16-bit DMA */
     57	unsigned short version;		/* version of DSP chip */
     58	enum sb_hw_type hardware;	/* see to SB_HW_XXXX */
     59
     60	unsigned long alt_port;		/* alternate port (ALS4000) */
     61	struct pci_dev *pci;		/* ALS4000 */
     62
     63	unsigned int open;		/* see to SB_OPEN_XXXX for sb8 */
     64					/* also SNDRV_SB_CSP_MODE_XXX for sb16_csp */
     65	unsigned int mode;		/* current mode of stream */
     66	unsigned int force_mode16;	/* force 16-bit mode of streams */
     67	unsigned int locked_rate;	/* sb16 duplex */
     68	unsigned int playback_format;
     69	unsigned int capture_format;
     70	struct timer_list midi_timer;
     71	unsigned int p_dma_size;
     72	unsigned int p_period_size;
     73	unsigned int c_dma_size;
     74	unsigned int c_period_size;
     75
     76	spinlock_t mixer_lock;
     77
     78	char name[32];
     79
     80	void *csp; /* used only when CONFIG_SND_SB16_CSP is set */
     81
     82	struct snd_card *card;
     83	struct snd_pcm *pcm;
     84	struct snd_pcm_substream *playback_substream;
     85	struct snd_pcm_substream *capture_substream;
     86
     87	struct snd_rawmidi *rmidi;
     88	struct snd_rawmidi_substream *midi_substream_input;
     89	struct snd_rawmidi_substream *midi_substream_output;
     90	irq_handler_t rmidi_callback;
     91
     92	spinlock_t reg_lock;
     93	spinlock_t open_lock;
     94	spinlock_t midi_input_lock;
     95
     96	struct snd_info_entry *proc_entry;
     97
     98#ifdef CONFIG_PM
     99	unsigned char saved_regs[0x20];
    100#endif
    101};
    102
    103/* I/O ports */
    104
    105#define SBP(chip, x)		((chip)->port + s_b_SB_##x)
    106#define SBP1(port, x)		((port) + s_b_SB_##x)
    107
    108#define s_b_SB_RESET		0x6
    109#define s_b_SB_READ		0xa
    110#define s_b_SB_WRITE		0xc
    111#define s_b_SB_COMMAND		0xc
    112#define s_b_SB_STATUS		0xc
    113#define s_b_SB_DATA_AVAIL	0xe
    114#define s_b_SB_DATA_AVAIL_16 	0xf
    115#define s_b_SB_MIXER_ADDR	0x4
    116#define s_b_SB_MIXER_DATA	0x5
    117#define s_b_SB_OPL3_LEFT	0x0
    118#define s_b_SB_OPL3_RIGHT	0x2
    119#define s_b_SB_OPL3_BOTH	0x8
    120
    121#define SB_DSP_OUTPUT		0x14
    122#define SB_DSP_INPUT		0x24
    123#define SB_DSP_BLOCK_SIZE	0x48
    124#define SB_DSP_HI_OUTPUT	0x91
    125#define SB_DSP_HI_INPUT		0x99
    126#define SB_DSP_LO_OUTPUT_AUTO	0x1c
    127#define SB_DSP_LO_INPUT_AUTO	0x2c
    128#define SB_DSP_HI_OUTPUT_AUTO	0x90
    129#define SB_DSP_HI_INPUT_AUTO	0x98
    130#define SB_DSP_IMMED_INT	0xf2
    131#define SB_DSP_GET_VERSION	0xe1
    132#define SB_DSP_SPEAKER_ON	0xd1
    133#define SB_DSP_SPEAKER_OFF	0xd3
    134#define SB_DSP_DMA8_OFF		0xd0
    135#define SB_DSP_DMA8_ON		0xd4
    136#define SB_DSP_DMA8_EXIT	0xda
    137#define SB_DSP_DMA16_OFF	0xd5
    138#define SB_DSP_DMA16_ON		0xd6
    139#define SB_DSP_DMA16_EXIT	0xd9
    140#define SB_DSP_SAMPLE_RATE	0x40
    141#define SB_DSP_SAMPLE_RATE_OUT	0x41
    142#define SB_DSP_SAMPLE_RATE_IN	0x42
    143#define SB_DSP_MONO_8BIT	0xa0
    144#define SB_DSP_MONO_16BIT	0xa4
    145#define SB_DSP_STEREO_8BIT	0xa8
    146#define SB_DSP_STEREO_16BIT	0xac
    147
    148#define SB_DSP_MIDI_INPUT_IRQ	0x31
    149#define SB_DSP_MIDI_UART_IRQ	0x35
    150#define SB_DSP_MIDI_OUTPUT	0x38
    151
    152#define SB_DSP4_OUT8_AI		0xc6
    153#define SB_DSP4_IN8_AI		0xce
    154#define SB_DSP4_OUT16_AI	0xb6
    155#define SB_DSP4_IN16_AI		0xbe
    156#define SB_DSP4_MODE_UNS_MONO	0x00
    157#define SB_DSP4_MODE_SIGN_MONO	0x10
    158#define SB_DSP4_MODE_UNS_STEREO	0x20
    159#define SB_DSP4_MODE_SIGN_STEREO 0x30
    160
    161#define SB_DSP4_OUTPUT		0x3c
    162#define SB_DSP4_INPUT_LEFT	0x3d
    163#define SB_DSP4_INPUT_RIGHT	0x3e
    164
    165/* registers for SB 2.0 mixer */
    166#define SB_DSP20_MASTER_DEV	0x02
    167#define SB_DSP20_PCM_DEV	0x0A
    168#define SB_DSP20_CD_DEV		0x08
    169#define SB_DSP20_FM_DEV		0x06
    170
    171/* registers for SB PRO mixer */
    172#define SB_DSP_MASTER_DEV	0x22
    173#define SB_DSP_PCM_DEV		0x04
    174#define SB_DSP_LINE_DEV		0x2e
    175#define SB_DSP_CD_DEV		0x28
    176#define SB_DSP_FM_DEV		0x26
    177#define SB_DSP_MIC_DEV		0x0a
    178#define SB_DSP_CAPTURE_SOURCE	0x0c
    179#define SB_DSP_CAPTURE_FILT	0x0c
    180#define SB_DSP_PLAYBACK_FILT	0x0e
    181#define SB_DSP_STEREO_SW	0x0e
    182
    183#define SB_DSP_MIXS_MIC0	0x00	/* same as MIC */
    184#define SB_DSP_MIXS_CD		0x01
    185#define SB_DSP_MIXS_MIC		0x02
    186#define SB_DSP_MIXS_LINE	0x03
    187
    188/* registers (only for left channel) for SB 16 mixer */
    189#define SB_DSP4_MASTER_DEV	0x30
    190#define SB_DSP4_BASS_DEV	0x46
    191#define SB_DSP4_TREBLE_DEV	0x44
    192#define SB_DSP4_SYNTH_DEV	0x34
    193#define SB_DSP4_PCM_DEV		0x32
    194#define SB_DSP4_SPEAKER_DEV	0x3b
    195#define SB_DSP4_LINE_DEV	0x38
    196#define SB_DSP4_MIC_DEV		0x3a
    197#define SB_DSP4_OUTPUT_SW	0x3c
    198#define SB_DSP4_CD_DEV		0x36
    199#define SB_DSP4_IGAIN_DEV	0x3f
    200#define SB_DSP4_OGAIN_DEV	0x41
    201#define SB_DSP4_MIC_AGC		0x43
    202
    203/* additional registers for SB 16 mixer */
    204#define SB_DSP4_IRQSETUP	0x80
    205#define SB_DSP4_DMASETUP	0x81
    206#define SB_DSP4_IRQSTATUS	0x82
    207#define SB_DSP4_MPUSETUP	0x84
    208
    209#define SB_DSP4_3DSE		0x90
    210
    211/* Registers for DT-019x / ALS-007 mixer */
    212#define SB_DT019X_MASTER_DEV	0x62
    213#define SB_DT019X_PCM_DEV	0x64
    214#define SB_DT019X_SYNTH_DEV	0x66
    215#define SB_DT019X_CD_DEV	0x68
    216#define SB_DT019X_MIC_DEV	0x6a
    217#define SB_DT019X_SPKR_DEV	0x6a
    218#define SB_DT019X_LINE_DEV	0x6e
    219#define SB_DT019X_OUTPUT_SW2	0x4c
    220#define SB_DT019X_CAPTURE_SW	0x6c
    221
    222#define SB_DT019X_CAP_CD	0x02
    223#define SB_DT019X_CAP_MIC	0x04
    224#define SB_DT019X_CAP_LINE	0x06
    225#define SB_DT019X_CAP_SYNTH	0x07
    226#define SB_DT019X_CAP_MAIN	0x07
    227
    228#define SB_ALS4000_MONO_IO_CTRL	0x4b
    229#define SB_ALS4000_OUT_MIXER_CTRL_2	0x4c
    230#define SB_ALS4000_MIC_IN_GAIN	0x4d
    231#define SB_ALS4000_ANALOG_REFRNC_VOLT_CTRL 0x4e
    232#define SB_ALS4000_FMDAC	0x4f
    233#define SB_ALS4000_3D_SND_FX	0x50
    234#define SB_ALS4000_3D_TIME_DELAY	0x51
    235#define SB_ALS4000_3D_AUTO_MUTE	0x52
    236#define SB_ALS4000_ANALOG_BLOCK_CTRL 0x53
    237#define SB_ALS4000_3D_DELAYLINE_PATTERN 0x54
    238#define SB_ALS4000_CR3_CONFIGURATION	0xc3 /* bit 7 is Digital Loop Enable */
    239#define SB_ALS4000_QSOUND	0xdb
    240
    241/* IRQ setting bitmap */
    242#define SB_IRQSETUP_IRQ9	0x01
    243#define SB_IRQSETUP_IRQ5	0x02
    244#define SB_IRQSETUP_IRQ7	0x04
    245#define SB_IRQSETUP_IRQ10	0x08
    246
    247/* IRQ types */
    248#define SB_IRQTYPE_8BIT		0x01
    249#define SB_IRQTYPE_16BIT	0x02
    250#define SB_IRQTYPE_MPUIN	0x04
    251#define ALS4K_IRQTYPE_CR1E_DMA	0x20
    252
    253/* DMA setting bitmap */
    254#define SB_DMASETUP_DMA0	0x01
    255#define SB_DMASETUP_DMA1	0x02
    256#define SB_DMASETUP_DMA3	0x08
    257#define SB_DMASETUP_DMA5	0x20
    258#define SB_DMASETUP_DMA6	0x40
    259#define SB_DMASETUP_DMA7	0x80
    260
    261/*
    262 *
    263 */
    264
    265static inline void snd_sb_ack_8bit(struct snd_sb *chip)
    266{
    267	inb(SBP(chip, DATA_AVAIL));
    268}
    269
    270static inline void snd_sb_ack_16bit(struct snd_sb *chip)
    271{
    272	inb(SBP(chip, DATA_AVAIL_16));
    273}
    274
    275/* sb_common.c */
    276int snd_sbdsp_command(struct snd_sb *chip, unsigned char val);
    277int snd_sbdsp_get_byte(struct snd_sb *chip);
    278int snd_sbdsp_reset(struct snd_sb *chip);
    279int snd_sbdsp_create(struct snd_card *card,
    280		     unsigned long port,
    281		     int irq,
    282		     irq_handler_t irq_handler,
    283		     int dma8, int dma16,
    284		     unsigned short hardware,
    285		     struct snd_sb **r_chip);
    286/* sb_mixer.c */
    287void snd_sbmixer_write(struct snd_sb *chip, unsigned char reg, unsigned char data);
    288unsigned char snd_sbmixer_read(struct snd_sb *chip, unsigned char reg);
    289int snd_sbmixer_new(struct snd_sb *chip);
    290#ifdef CONFIG_PM
    291void snd_sbmixer_suspend(struct snd_sb *chip);
    292void snd_sbmixer_resume(struct snd_sb *chip);
    293#endif
    294
    295/* sb8_init.c */
    296int snd_sb8dsp_pcm(struct snd_sb *chip, int device);
    297/* sb8.c */
    298irqreturn_t snd_sb8dsp_interrupt(struct snd_sb *chip);
    299int snd_sb8_playback_open(struct snd_pcm_substream *substream);
    300int snd_sb8_capture_open(struct snd_pcm_substream *substream);
    301int snd_sb8_playback_close(struct snd_pcm_substream *substream);
    302int snd_sb8_capture_close(struct snd_pcm_substream *substream);
    303/* midi8.c */
    304irqreturn_t snd_sb8dsp_midi_interrupt(struct snd_sb *chip);
    305int snd_sb8dsp_midi(struct snd_sb *chip, int device);
    306
    307/* sb16_init.c */
    308int snd_sb16dsp_pcm(struct snd_sb *chip, int device);
    309const struct snd_pcm_ops *snd_sb16dsp_get_pcm_ops(int direction);
    310int snd_sb16dsp_configure(struct snd_sb *chip);
    311/* sb16.c */
    312irqreturn_t snd_sb16dsp_interrupt(int irq, void *dev_id);
    313
    314/* exported mixer stuffs */
    315enum {
    316	SB_MIX_SINGLE,
    317	SB_MIX_DOUBLE,
    318	SB_MIX_INPUT_SW,
    319	SB_MIX_CAPTURE_PRO,
    320	SB_MIX_CAPTURE_DT019X,
    321	SB_MIX_MONO_CAPTURE_ALS4K
    322};
    323
    324#define SB_MIXVAL_DOUBLE(left_reg, right_reg, left_shift, right_shift, mask) \
    325  ((left_reg) | ((right_reg) << 8) | ((left_shift) << 16) | ((right_shift) << 19) | ((mask) << 24))
    326#define SB_MIXVAL_SINGLE(reg, shift, mask) \
    327  ((reg) | ((shift) << 16) | ((mask) << 24))
    328#define SB_MIXVAL_INPUT_SW(reg1, reg2, left_shift, right_shift) \
    329  ((reg1) | ((reg2) << 8) | ((left_shift) << 16) | ((right_shift) << 24))
    330
    331int snd_sbmixer_add_ctl(struct snd_sb *chip, const char *name, int index, int type, unsigned long value);
    332
    333/* for ease of use */
    334struct sbmix_elem {
    335	const char *name;
    336	int type;
    337	unsigned long private_value;
    338};
    339
    340#define SB_SINGLE(xname, reg, shift, mask) \
    341{ .name = xname, \
    342  .type = SB_MIX_SINGLE, \
    343  .private_value = SB_MIXVAL_SINGLE(reg, shift, mask) }
    344
    345#define SB_DOUBLE(xname, left_reg, right_reg, left_shift, right_shift, mask) \
    346{ .name = xname, \
    347  .type = SB_MIX_DOUBLE, \
    348  .private_value = SB_MIXVAL_DOUBLE(left_reg, right_reg, left_shift, right_shift, mask) }
    349
    350#define SB16_INPUT_SW(xname, reg1, reg2, left_shift, right_shift) \
    351{ .name = xname, \
    352  .type = SB_MIX_INPUT_SW, \
    353  .private_value = SB_MIXVAL_INPUT_SW(reg1, reg2, left_shift, right_shift) }
    354
    355static inline int snd_sbmixer_add_ctl_elem(struct snd_sb *chip, const struct sbmix_elem *c)
    356{
    357	return snd_sbmixer_add_ctl(chip, c->name, 0, c->type, c->private_value);
    358}
    359
    360#endif /* __SOUND_SB_H */