146 lines
3.9 KiB
C
146 lines
3.9 KiB
C
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#ifndef QDSP5AUDPLAYCMDI_H
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#define QDSP5AUDPLAYCMDI_H
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/*====*====*====*====*====*====*====*====*====*====*====*====*====*====*====*
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Q D S P 5 A U D I O P L A Y T A S K C O M M A N D S
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GENERAL DESCRIPTION
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Command Interface for AUDPLAYTASK on QDSP5
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REFERENCES
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None
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EXTERNALIZED FUNCTIONS
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audplay_cmd_dec_data_avail
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Send buffer to AUDPLAY task
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Copyright (c) 1992-2009, The Linux Foundation. All rights reserved.
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This software is licensed under the terms of the GNU General Public
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License version 2, as published by the Free Software Foundation, and
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may be copied, distributed, and modified under those terms.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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*====*====*====*====*====*====*====*====*====*====*====*====*====*====*====*/
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#define AUDPLAY_CMD_BITSTREAM_DATA_AVAIL 0x0000
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#define AUDPLAY_CMD_BITSTREAM_DATA_AVAIL_LEN \
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sizeof(struct audplay_cmd_bitstream_data_avail)
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/* Type specification of dec_data_avail message sent to AUDPLAYTASK
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*/
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struct audplay_cmd_bitstream_data_avail{
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/*command ID*/
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unsigned int cmd_id;
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/* Decoder ID for which message is being sent */
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unsigned int decoder_id;
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/* Start address of data in ARM global memory */
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unsigned int buf_ptr;
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/* Number of 16-bit words of bit-stream data contiguously
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* available at the above-mentioned address
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*/
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unsigned int buf_size;
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/* Partition number used by audPlayTask to communicate with DSP's RTOS
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* kernel
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*/
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unsigned int partition_number;
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} __attribute__((packed));
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#define AUDPLAY_CMD_CHANNEL_INFO 0x0001
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#define AUDPLAY_CMD_CHANNEL_INFO_LEN \
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sizeof(struct audplay_cmd_channel_info)
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struct audplay_cmd_channel_select {
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unsigned int cmd_id;
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unsigned int stream_id;
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unsigned int channel_select;
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} __attribute__((packed));
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struct audplay_cmd_threshold_update {
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unsigned int cmd_id;
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unsigned int threshold_update;
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unsigned int threshold_value;
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} __attribute__((packed));
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union audplay_cmd_channel_info {
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struct audplay_cmd_channel_select ch_select;
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struct audplay_cmd_threshold_update thr_update;
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};
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#define AUDPLAY_CMD_HPCM_BUF_CFG 0x0003
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#define AUDPLAY_CMD_HPCM_BUF_CFG_LEN \
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sizeof(struct audplay_cmd_hpcm_buf_cfg)
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struct audplay_cmd_hpcm_buf_cfg {
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unsigned int cmd_id;
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unsigned int hostpcm_config;
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unsigned int feedback_frequency;
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unsigned int byte_swap;
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unsigned int max_buffers;
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unsigned int partition_number;
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} __attribute__((packed));
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#define AUDPLAY_CMD_BUFFER_REFRESH 0x0004
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#define AUDPLAY_CMD_BUFFER_REFRESH_LEN \
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sizeof(struct audplay_cmd_buffer_update)
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struct audplay_cmd_buffer_refresh {
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unsigned int cmd_id;
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unsigned int num_buffers;
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unsigned int buf_read_count;
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unsigned int buf0_address;
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unsigned int buf0_length;
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unsigned int buf1_address;
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unsigned int buf1_length;
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} __attribute__((packed));
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#define AUDPLAY_CMD_BITSTREAM_DATA_AVAIL_NT2 0x0005
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#define AUDPLAY_CMD_BITSTREAM_DATA_AVAIL_NT2_LEN \
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sizeof(struct audplay_cmd_bitstream_data_avail_nt2)
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/* Type specification of dec_data_avail message sent to AUDPLAYTASK
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* for NT2 */
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struct audplay_cmd_bitstream_data_avail_nt2 {
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/*command ID*/
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unsigned int cmd_id;
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/* Decoder ID for which message is being sent */
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unsigned int decoder_id;
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/* Start address of data in ARM global memory */
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unsigned int buf_ptr;
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/* Number of 16-bit words of bit-stream data contiguously
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* available at the above-mentioned address
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*/
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unsigned int buf_size;
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/* Partition number used by audPlayTask to communicate with DSP's RTOS
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* kernel
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*/
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unsigned int partition_number;
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/* bitstream write pointer */
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unsigned int dspBitstreamWritePtr;
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} __attribute__((packed));
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#define AUDPLAY_CMD_OUTPORT_FLUSH 0x0006
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struct audplay_cmd_outport_flush {
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unsigned int cmd_id;
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} __attribute__((packed));
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#endif /* QDSP5AUDPLAYCMD_H */
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