Subversion Repositories or1k_soc_on_altera_embedded_dev_kit

#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);