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📄 bcm2835_audio.c(22.97 KB)
📄 bcm2835_bsc.c(21.03 KB)
📄 bcm2835_bscreg.h(2.64 KB)
📄 bcm2835_bscvar.h(2.39 KB)
📄 bcm2835_clkman.c(5.33 KB)
📄 bcm2835_clkman.h(1.7 KB)
📄 bcm2835_cpufreq.c(39.72 KB)
📄 bcm2835_dma.c(18.84 KB)
📄 bcm2835_dma.h(2.42 KB)
📄 bcm2835_fb.c(18.73 KB)
📄 bcm2835_fbd.c(7.13 KB)
📄 bcm2835_firmware.c(5.24 KB)
📄 bcm2835_firmware.h(4.98 KB)
📄 bcm2835_ft5406.c(8.79 KB)
📄 bcm2835_gpio.c(32.85 KB)
📄 bcm2835_intr.c(12.24 KB)
📄 bcm2835_machdep.c(4.74 KB)
📄 bcm2835_mbox.c(14.75 KB)
📄 bcm2835_mbox.h(1.79 KB)
📄 bcm2835_mbox_prop.h(10.12 KB)
📄 bcm2835_pwm.c(13.74 KB)
📄 bcm2835_rng.c(12.86 KB)
📄 bcm2835_sdhci.c(23.72 KB)
📄 bcm2835_sdhost.c(32.03 KB)
📄 bcm2835_spi.c(14.68 KB)
📄 bcm2835_spireg.h(2.82 KB)
📄 bcm2835_spivar.h(2.21 KB)
📄 bcm2835_systimer.c(8.19 KB)
📄 bcm2835_vcbus.c(7.54 KB)
📄 bcm2835_vcbus.h(3.26 KB)
📄 bcm2835_vcio.c(3.01 KB)
📄 bcm2835_wdog.c(6.71 KB)
📄 bcm2835_wdog.h(1.5 KB)
📄 bcm2836.c(19.65 KB)
📄 bcm2836_mp.c(4.04 KB)
📄 bcm2836_mp.h(1.64 KB)
📄 bcm2838_pci.c(19.43 KB)
📄 bcm2838_xhci.c(5.74 KB)
📄 bcm283x_dwc_fdt.c(3.13 KB)
📄 files.bcm2835(63 B)
📄 files.bcm2836(103 B)
📄 files.bcm283x(2.65 KB)
📄 raspberrypi_gpio.c(11.42 KB)
📄 std.bcm2835(199 B)
📄 std.bcm2836(196 B)
📄 std.rpi(37 B)
📄 vc_vchi_audioserv_defs.h(4.06 KB)

Editing: vc_vchi_audioserv_defs.h

/*
 * Copyright (c) 2012, Broadcom Europe Ltd
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *    1. Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *    2. Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *    3. Neither the name of the copyright holder nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * $FreeBSD$
 */

#ifndef _VC_AUDIO_DEFS_H_
#define _VC_AUDIO_DEFS_H_

#define VC_AUDIOSERV_MIN_VER 1
#define VC_AUDIOSERV_VER 2

/* FourCC code used for VCHI connection */
#define VC_AUDIO_SERVER_NAME  MAKE_FOURCC("AUDS")

/* Maximum message length */
#define VC_AUDIO_MAX_MSG_LEN  (sizeof( VC_AUDIO_MSG_T ))

/* 
 * List of screens that are currently supported
 * All message types supported for HOST->VC direction
 */
typedef enum
{
	VC_AUDIO_MSG_TYPE_RESULT,	/* Generic result */
	VC_AUDIO_MSG_TYPE_COMPLETE,	/* playback of samples complete */
	VC_AUDIO_MSG_TYPE_CONFIG,	/* Configure */
	VC_AUDIO_MSG_TYPE_CONTROL,	/* control  */
	VC_AUDIO_MSG_TYPE_OPEN,		/*  open */
	VC_AUDIO_MSG_TYPE_CLOSE,	/* close/shutdown */
	VC_AUDIO_MSG_TYPE_START,	/* start output (i.e. resume) */
	VC_AUDIO_MSG_TYPE_STOP,		/* stop output (i.e. pause) */
	VC_AUDIO_MSG_TYPE_WRITE,	/* write samples */
	VC_AUDIO_MSG_TYPE_MAX

} VC_AUDIO_MSG_TYPE;

static const char *vc_audio_msg_type_names[] = {
	"VC_AUDIO_MSG_TYPE_RESULT",
	"VC_AUDIO_MSG_TYPE_COMPLETE",
	"VC_AUDIO_MSG_TYPE_CONFIG",
	"VC_AUDIO_MSG_TYPE_CONTROL",
	"VC_AUDIO_MSG_TYPE_OPEN",
	"VC_AUDIO_MSG_TYPE_CLOSE",
	"VC_AUDIO_MSG_TYPE_START",
	"VC_AUDIO_MSG_TYPE_STOP",
	"VC_AUDIO_MSG_TYPE_WRITE",
	"VC_AUDIO_MSG_TYPE_MAX"
};

/* configure the audio */
typedef struct
{
	uint32_t channels;
	uint32_t samplerate;
	uint32_t bps;

} VC_AUDIO_CONFIG_T;

typedef struct
{
	uint32_t volume;
	uint32_t dest;

} VC_AUDIO_CONTROL_T;

typedef struct
{
	uint32_t dummy;

} VC_AUDIO_OPEN_T;

typedef struct
{
	uint32_t dummy;

} VC_AUDIO_CLOSE_T;

typedef struct
{
	uint32_t dummy;

} VC_AUDIO_START_T;

typedef struct
{
	uint32_t draining;

} VC_AUDIO_STOP_T;

typedef struct
{
	uint32_t count; /* in bytes */
	void *callback;
	void *cookie;
	uint16_t silence;
	uint16_t max_packet;
} VC_AUDIO_WRITE_T;

/* Generic result for a request (VC->HOST) */
typedef struct
{
	int32_t success;  /* Success value */

} VC_AUDIO_RESULT_T;

/* Generic result for a request (VC->HOST) */
typedef struct
{
	int32_t count;  /* Success value */
	void *callback;
	void *cookie;
} VC_AUDIO_COMPLETE_T;

/* Message header for all messages in HOST->VC direction */
typedef struct
{
	int32_t type;     /* Message type (VC_AUDIO_MSG_TYPE) */
	union
	{
		VC_AUDIO_CONFIG_T	config;
		VC_AUDIO_CONTROL_T	control;
		VC_AUDIO_OPEN_T		open;
		VC_AUDIO_CLOSE_T	close;
		VC_AUDIO_START_T	start;
		VC_AUDIO_STOP_T		stop;
		VC_AUDIO_WRITE_T	write;
		VC_AUDIO_RESULT_T	result;
		VC_AUDIO_COMPLETE_T	complete;
	} u;
} VC_AUDIO_MSG_T;

#endif /* _VC_AUDIO_DEFS_H_ */

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Editing: vc_vchi_audioserv_defs.h

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