#ifndef DRIVER_H
#define DRIVER_H

#include <drivers/driver_settings.h>
#include <drivers/KernelExport.h>
#include <drivers/Drivers.h>

#include <string.h>
#include <stdlib.h>

#define DEVFS_PATH      "audio/hmulti"
#include <hmulti_audio.h>


#define STRMINBUF               2
#define STRMAXBUF               2
#define DEFAULT_FRAMESPERBUF    512

#define SB16_MULTI_CONTROL_FIRSTID       1024
#define SB16_MULTI_CONTROL_MASTERID      0

typedef struct {
        int             running;
        spinlock        lock;
        int bits;

        void*           buffers[STRMAXBUF];
        uint32          num_buffers;
        uint32          num_channels;
        uint32          sample_size;
        uint32          sampleformat;
        uint32          samplerate;
        uint32          buffer_length;
        sem_id          buffer_ready_sem;
        uint32          frames_count;
        uint32          buffer_cycle;
        bigtime_t       real_time;
} sb16_stream_t;

typedef struct {
        int port, irq, dma8, dma16, midiport;
        int opened;

        sb16_stream_t playback_stream;
        sb16_stream_t record_stream;
} sb16_dev_t;

extern device_hooks driver_hooks;

status_t sb16_hw_init(sb16_dev_t* dev);
void sb16_hw_stop(sb16_dev_t* dev);
void sb16_hw_uninit(sb16_dev_t* dev);

status_t sb16_stream_setup_buffers(sb16_dev_t* dev, sb16_stream_t* s, const char* desc);
status_t sb16_stream_start(sb16_dev_t* dev, sb16_stream_t* s);
status_t sb16_stream_stop(sb16_dev_t* dev, sb16_stream_t* s);
void sb16_stream_buffer_done(sb16_stream_t* stream);

status_t multi_audio_control(void* cookie, uint32 op, void* arg, size_t len);

#endif /* DRIVER_H */