mirror of https://gitlab.com/qemu-project/qemu
You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
67 lines
2.4 KiB
C
67 lines
2.4 KiB
C
#ifndef HW_INTEL_HDA_H
|
|
#define HW_INTEL_HDA_H
|
|
|
|
#include "hw/qdev-core.h"
|
|
#include "qom/object.h"
|
|
|
|
/* --------------------------------------------------------------------- */
|
|
/* hda bus */
|
|
|
|
#define TYPE_HDA_CODEC_DEVICE "hda-codec"
|
|
OBJECT_DECLARE_TYPE(HDACodecDevice, HDACodecDeviceClass,
|
|
HDA_CODEC_DEVICE)
|
|
|
|
#define TYPE_HDA_BUS "HDA"
|
|
OBJECT_DECLARE_SIMPLE_TYPE(HDACodecBus, HDA_BUS)
|
|
|
|
|
|
typedef void (*hda_codec_response_func)(HDACodecDevice *dev,
|
|
bool solicited, uint32_t response);
|
|
typedef bool (*hda_codec_xfer_func)(HDACodecDevice *dev,
|
|
uint32_t stnr, bool output,
|
|
uint8_t *buf, uint32_t len);
|
|
|
|
struct HDACodecBus {
|
|
BusState qbus;
|
|
uint32_t next_cad;
|
|
hda_codec_response_func response;
|
|
hda_codec_xfer_func xfer;
|
|
};
|
|
|
|
struct HDACodecDeviceClass {
|
|
DeviceClass parent_class;
|
|
|
|
void (*init)(HDACodecDevice *dev, Error **errp);
|
|
void (*exit)(HDACodecDevice *dev);
|
|
void (*command)(HDACodecDevice *dev, uint32_t nid, uint32_t data);
|
|
void (*stream)(HDACodecDevice *dev, uint32_t stnr, bool running, bool output);
|
|
};
|
|
|
|
struct HDACodecDevice {
|
|
DeviceState qdev;
|
|
uint32_t cad; /* codec address */
|
|
};
|
|
|
|
void hda_codec_bus_init(DeviceState *dev, HDACodecBus *bus, size_t bus_size,
|
|
hda_codec_response_func response,
|
|
hda_codec_xfer_func xfer);
|
|
HDACodecDevice *hda_codec_find(HDACodecBus *bus, uint32_t cad);
|
|
|
|
void hda_codec_response(HDACodecDevice *dev, bool solicited, uint32_t response);
|
|
bool hda_codec_xfer(HDACodecDevice *dev, uint32_t stnr, bool output,
|
|
uint8_t *buf, uint32_t len);
|
|
|
|
/* --------------------------------------------------------------------- */
|
|
|
|
#define dprint(_dev, _level, _fmt, ...) \
|
|
do { \
|
|
if (_dev->debug >= _level) { \
|
|
fprintf(stderr, "%s: ", _dev->name); \
|
|
fprintf(stderr, _fmt, ## __VA_ARGS__); \
|
|
} \
|
|
} while (0)
|
|
|
|
/* --------------------------------------------------------------------- */
|
|
|
|
#endif
|