diff options
Diffstat (limited to 'sound/oss/sb.h')
| -rw-r--r-- | sound/oss/sb.h | 185 |
1 files changed, 185 insertions, 0 deletions
diff --git a/sound/oss/sb.h b/sound/oss/sb.h new file mode 100644 index 0000000..77e8891 --- /dev/null +++ b/sound/oss/sb.h @@ -0,0 +1,185 @@ +#define DSP_RESET (devc->base + 0x6) +#define DSP_READ (devc->base + 0xA) +#define DSP_WRITE (devc->base + 0xC) +#define DSP_COMMAND (devc->base + 0xC) +#define DSP_STATUS (devc->base + 0xC) +#define DSP_DATA_AVAIL (devc->base + 0xE) +#define DSP_DATA_AVL16 (devc->base + 0xF) +#define MIXER_ADDR (devc->base + 0x4) +#define MIXER_DATA (devc->base + 0x5) +#define OPL3_LEFT (devc->base + 0x0) +#define OPL3_RIGHT (devc->base + 0x2) +#define OPL3_BOTH (devc->base + 0x8) +/* DSP Commands */ + +#define DSP_CMD_SPKON 0xD1 +#define DSP_CMD_SPKOFF 0xD3 +#define DSP_CMD_DMAON 0xD0 +#define DSP_CMD_DMAOFF 0xD4 + +#define IMODE_NONE 0 +#define IMODE_OUTPUT PCM_ENABLE_OUTPUT +#define IMODE_INPUT PCM_ENABLE_INPUT +#define IMODE_INIT 3 +#define IMODE_MIDI 4 + +#define NORMAL_MIDI 0 +#define UART_MIDI 1 + + +/* + * Device models + */ +#define MDL_NONE 0 +#define MDL_SB1 1 /* SB1.0 or 1.5 */ +#define MDL_SB2 2 /* SB2.0 */ +#define MDL_SB201 3 /* SB2.01 */ +#define MDL_SBPRO 4 /* SB Pro */ +#define MDL_SB16 5 /* SB16/32/AWE */ +#define MDL_SBPNP 6 /* SB16/32/AWE PnP */ +#define MDL_JAZZ 10 /* Media Vision Jazz16 */ +#define MDL_SMW 11 /* Logitech SoundMan Wave (Jazz16) */ +#define MDL_ESS 12 /* ESS ES688 and ES1688 */ +#define MDL_AZTECH 13 /* Aztech Sound Galaxy family */ +#define MDL_ES1868MIDI 14 /* MIDI port of ESS1868 */ +#define MDL_AEDSP 15 /* Audio Excel DSP 16 */ +#define MDL_ESSPCI 16 /* ESS PCI card */ +#define MDL_YMPCI 17 /* Yamaha PCI sb in emulation */ + +#define SUBMDL_ALS007 42 /* ALS-007 differs from SB16 only in mixer */ + /* register assignment */ +#define SUBMDL_ALS100 43 /* ALS-100 allows sampling rates of up */ + /* to 48kHz */ + +/* + * Config flags + */ +#define SB_NO_MIDI 0x00000001 +#define SB_NO_MIXER 0x00000002 +#define SB_NO_AUDIO 0x00000004 +#define SB_NO_RECORDING 0x00000008 /* No audio recording */ +#define SB_MIDI_ONLY (SB_NO_AUDIO|SB_NO_MIXER) +#define SB_PCI_IRQ 0x00000010 /* PCI shared IRQ */ + +struct mixer_def { + unsigned int regno: 8; + unsigned int bitoffs:4; + unsigned int nbits:4; +}; + +typedef struct mixer_def mixer_tab[32][2]; +typedef struct mixer_def mixer_ent; + +struct sb_module_options +{ + int esstype; /* ESS chip type */ + int acer; /* Do acer notebook init? */ + int sm_games; /* Logitech soundman games? */ +}; + +typedef struct sb_devc { + int dev; + + /* Hardware parameters */ + int *osp; + int minor, major; + int type; + int model, submodel; + int caps; +# define SBCAP_STEREO 0x00000001 +# define SBCAP_16BITS 0x00000002 + + /* Hardware resources */ + int base; + int irq; + int dma8, dma16; + + int pcibase; /* For ESS Maestro etc */ + + /* State variables */ + int opened; + /* new audio fields for full duplex support */ + int fullduplex; + int duplex; + int speed, bits, channels; + volatile int irq_ok; + volatile int intr_active, irq_mode; + /* duplicate audio fields for full duplex support */ + volatile int intr_active_16, irq_mode_16; + + /* Mixer fields */ + int *levels; + mixer_tab *iomap; + size_t iomap_sz; /* number or records in the iomap table */ + int mixer_caps, recmask, outmask, supported_devices; + int supported_rec_devices, supported_out_devices; + int my_mixerdev; + int sbmixnum; + + /* Audio fields */ + unsigned long trg_buf; + int trigger_bits; + int trg_bytes; + int trg_intrflag; + int trg_restart; + /* duplicate audio fields for full duplex support */ + unsigned long trg_buf_16; + int trigger_bits_16; + int trg_bytes_16; + int trg_intrflag_16; + int trg_restart_16; + + unsigned char tconst; + + /* MIDI fields */ + int my_mididev; + int input_opened; + int midi_broken; + void (*midi_input_intr) (int dev, unsigned char data); + void *midi_irq_cookie; /* IRQ cookie for the midi */ + + spinlock_t lock; + + struct sb_module_options sbmo; /* Module options */ + + } sb_devc; + +/* + * PCI card types + */ + +#define SB_PCI_ESSMAESTRO 1 /* ESS Maestro Legacy */ +#define SB_PCI_YAMAHA 2 /* Yamaha Legacy */ + +/* + * Functions + */ + +int sb_dsp_command (sb_devc *devc, unsigned char val); +int sb_dsp_get_byte(sb_devc * devc); +int sb_dsp_reset (sb_devc *devc); +void sb_setmixer (sb_devc *devc, unsigned int port, unsigned int value); +unsigned int sb_getmixer (sb_devc *devc, unsigned int port); +int sb_dsp_detect (struct address_info *hw_config, int pci, int pciio, struct sb_module_options *sbmo); +int sb_dsp_init (struct address_info *hw_config, struct module *owner); +void sb_dsp_unload(struct address_info *hw_config, int sbmpu); +int sb_mixer_init(sb_devc *devc, struct module *owner); +void sb_mixer_unload(sb_devc *devc); +void sb_mixer_set_stereo (sb_devc *devc, int mode); +void smw_mixer_init(sb_devc *devc); +void sb_dsp_midi_init (sb_devc *devc, struct module *owner); +void sb_audio_init (sb_devc *devc, char *name, struct module *owner); +void sb_midi_interrupt (sb_devc *devc); +void sb_chgmixer (sb_devc * devc, unsigned int reg, unsigned int mask, unsigned int val); +int sb_common_mixer_set(sb_devc * devc, int dev, int left, int right); + +int sb_audio_open(int dev, int mode); +void sb_audio_close(int dev); + +/* From sb_common.c */ +void sb_dsp_disable_midi(int port); +int probe_sbmpu (struct address_info *hw_config, struct module *owner); +void unload_sbmpu (struct address_info *hw_config); + +void unload_sb16(struct address_info *hw_info); +void unload_sb16midi(struct address_info *hw_info); |
