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/**
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* @file hpd_config.h
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* @author Lasse Lehtonen
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* @date 2012-02-16
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*
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* @brief HIBI_PE_DMA configuration file.
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*
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* @detail This file along with its .c file is used to configure
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* HIBI_PE_DMA components for the functions to know where they
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* are. This file should be unique for each processor using
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* HIBI_PE_DMA components.
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*
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* @par Copyright
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* Funbase IP library Copyright (C) 2012 TUT Department of
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* Computer Systems
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* @par
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* This file is part of HIBI_PE_DMA
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* @par
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* This source file may be used and distributed without
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* restriction provided that this copyright statement is not
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* removed from the file and that any derivative work contains
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* the original copyright notice and the associated disclaimer.
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* This source file is free software; you can redistribute it
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* and/or modify it under the terms of the GNU Lesser General
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* Public License as published by the Free Software Foundation;
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* either version 2.1 of the License, or (at your option) any
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* later version.
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* @par
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* This source is distributed in the hope that it will be
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* useful, but WITHOUT ANY WARRANTY; without even the implied
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* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU Lesser General Public License for more
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* details.
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* @par
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* You should have received a copy of the GNU Lesser General
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* Public License along with this source; if not, download it
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* from http://www.opencores.org/lgpl.shtml
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*
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*/
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#ifndef HPD_CONFIG_HH
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#define HPD_CONFIG_HH
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/**
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* @def NUM_OF_HIBI_PE_DMAS
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*
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* @brief Total number HIBI_PE_DMA components this processor uses and
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* sees on its memory mapped bus.
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*
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* @hideinitializer
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*/
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#define NUM_OF_HIBI_PE_DMAS 1
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/**
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* @struct HPD_rx_stream
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* @brief Holds configuration information of one RX stream channel.
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*/
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typedef struct {
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int rx_base_address; /**< Address of this channnel's RX buffer.*/
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int rx_buffer_bytes; /**< Size of the RX buffer in bytes. */
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int rx_hibi_address; /**< HIBI address for receiving data. */
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int rx_read_words; /**< Current read pointer. */
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} HPD_rx_stream;
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/**
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* @struct HPD_rx_packet
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* @brief Holds configuration information of one RX packet channel.
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*/
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typedef struct {
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int rx_base_address; /**< Address of this channnel's RX buffer.*/
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int rx_buffer_bytes; /**< Size of the RX buffer in bytes. */
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int rx_hibi_address; /**< HIBI address for receiving data. */
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} HPD_rx_packet;
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/**
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* @struct HPD_iface
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* @brief Struct holding information about HIBI_PE_DMA components.
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*/
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typedef struct {
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int base_address; /**< Base address for this HIBI_PE_DMA. */
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int tx_base_address; /**< TX buffer's start on shared mem. */
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int tx_buffer_bytes; /**< Size of the TX buffer in bytes. */
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int tx_hibi_address; /**< Target HIBI address for sending. */
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int tx_hibi_command; /**< HIBI command for sending. */
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int n_stream_channels; /**< Number of stream channels available. */
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int n_packet_channels; /**< Number of packet channels available. */
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HPD_rx_stream* rx_streams; /**< Table of rx stream channels. */
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HPD_rx_packet* rx_packets; /**< Table of rx packet channels. */
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} HPD_iface;
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/**
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* Actual interface information is located in the c file.
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*/
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extern HPD_iface hpd_ifaces[NUM_OF_HIBI_PE_DMAS];
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#endif
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