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/******************************************************************************
 *
 * Copyright 2013 Altera Corporation. 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. The name of the author may not be used to endorse or promote products
 * derived from this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER "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 AUTHOR 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.
 * 
 ******************************************************************************/

#ifndef __ALT_DMA_COMMON_H__
#define __ALT_DMA_COMMON_H__

#ifdef __cplusplus
extern "C"
{
#endif  /* __cplusplus */

/*!
 * \addtogroup ALT_DMA_COMMON DMA Controller Common API Definitions
 *
 * This module contains the common definitions for the DMA controller related
 * APIs.
 *
 * @{
 */

/*!
 * This type definition enumerates the DMA controller channel threads.
 */
typedef enum ALT_DMA_CHANNEL_e
{
    ALT_DMA_CHANNEL_0 = 0, /*!< DMA Channel Thread 0 */
    ALT_DMA_CHANNEL_1 = 1, /*!< DMA Channel Thread 1 */
    ALT_DMA_CHANNEL_2 = 2, /*!< DMA Channel Thread 2 */
    ALT_DMA_CHANNEL_3 = 3, /*!< DMA Channel Thread 3 */
    ALT_DMA_CHANNEL_4 = 4, /*!< DMA Channel Thread 4 */
    ALT_DMA_CHANNEL_5 = 5, /*!< DMA Channel Thread 5 */
    ALT_DMA_CHANNEL_6 = 6, /*!< DMA Channel Thread 6 */
    ALT_DMA_CHANNEL_7 = 7  /*!< DMA Channel Thread 7 */
}
ALT_DMA_CHANNEL_t;

/*!
 * This type definition enumerates the SoC system peripherals implementing the
 * required request interface that enables direct DMA transfers to/from the
 * device.
 *
 * FPGA soft IP interface to the DMA are required to comply with the Synopsys
 * protocol.
 *
 * Request interface numbers 4 through 7 are multiplexed between the CAN
 * controllers and soft logic implemented in the FPGA fabric. The selection
 * between the CAN controller and FPGA interfaces is determined at DMA
 * initialization.
 */
typedef enum ALT_DMA_PERIPH_e
{
    ALT_DMA_PERIPH_FPGA_0             = 0,  /*!< FPGA soft IP interface 0 */
    ALT_DMA_PERIPH_FPGA_1             = 1,  /*!< FPGA soft IP interface 1 */
    ALT_DMA_PERIPH_FPGA_2             = 2,  /*!< FPGA soft IP interface 2 */
    ALT_DMA_PERIPH_FPGA_3             = 3,  /*!< FPGA soft IP interface 3 */

    ALT_DMA_PERIPH_FPGA_4_OR_CAN0_IF1 = 4,  /*!< Selectively MUXed FPGA 4 or CAN 0 interface 1 */
    ALT_DMA_PERIPH_FPGA_5_OR_CAN0_IF2 = 5,  /*!< Selectively MUXed FPGA 5 or CAN 0 interface 2 */
    ALT_DMA_PERIPH_FPGA_6_OR_CAN1_IF1 = 6,  /*!< Selectively MUXed FPGA 6 or CAN 1 interface 1 */
    ALT_DMA_PERIPH_FPGA_7_OR_CAN1_IF2 = 7,  /*!< Selectively MUXed FPGA 7 or CAN 1 interface 2 */

    ALT_DMA_PERIPH_FPGA_4             = 4,  /*!< Alias for ALT_DMA_PERIPH_FPGA_4_OR_CAN0_IF1 */
    ALT_DMA_PERIPH_FPGA_5             = 5,  /*!< Alias for ALT_DMA_PERIPH_FPGA_5_OR_CAN0_IF2 */
    ALT_DMA_PERIPH_FPGA_6             = 6,  /*!< Alias for ALT_DMA_PERIPH_FPGA_6_OR_CAN1_IF1 */
    ALT_DMA_PERIPH_FPGA_7             = 7,  /*!< Alias for ALT_DMA_PERIPH_FPGA_7_OR_CAN1_IF2 */

    ALT_DMA_PERIPH_CAN0_IF1           = 4,  /*!< Alias for ALT_DMA_PERIPH_FPGA_4_OR_CAN0_IF1 */
    ALT_DMA_PERIPH_CAN0_IF2           = 5,  /*!< Alias for ALT_DMA_PERIPH_FPGA_5_OR_CAN0_IF2 */
    ALT_DMA_PERIPH_CAN1_IF1           = 6,  /*!< Alias for ALT_DMA_PERIPH_FPGA_6_OR_CAN1_IF1 */
    ALT_DMA_PERIPH_CAN1_IF2           = 7,  /*!< Alias for ALT_DMA_PERIPH_FPGA_7_OR_CAN1_IF2 */

    ALT_DMA_PERIPH_I2C0_TX            = 8,  /*!< I<sup>2</sup>C 0 TX */
    ALT_DMA_PERIPH_I2C0_RX            = 9,  /*!< I<sup>2</sup>C 0 RX */
    ALT_DMA_PERIPH_I2C1_TX            = 10, /*!< I<sup>2</sup>C 1 TX */
    ALT_DMA_PERIPH_I2C1_RX            = 11, /*!< I<sup>2</sup>C 1 RX */
    ALT_DMA_PERIPH_I2C2_TX            = 12, /*!< I<sup>2</sup>C 2 TX */
    ALT_DMA_PERIPH_I2C2_RX            = 13, /*!< I<sup>2</sup>C 2 RX */
    ALT_DMA_PERIPH_I2C3_TX            = 14, /*!< I<sup>2</sup>C 3 TX */
    ALT_DMA_PERIPH_I2C3_RX            = 15, /*!< I<sup>2</sup>C 3 RX */
    ALT_DMA_PERIPH_SPI0_MASTER_TX     = 16, /*!< SPI 0 Master TX */
    ALT_DMA_PERIPH_SPI0_MASTER_RX     = 17, /*!< SPI 0 Master RX */
    ALT_DMA_PERIPH_SPI0_SLAVE_TX      = 18, /*!< SPI 0 Slave TX */
    ALT_DMA_PERIPH_SPI0_SLAVE_RX      = 19, /*!< SPI 0 Slave RX */
    ALT_DMA_PERIPH_SPI1_MASTER_TX     = 20, /*!< SPI 1 Master TX */
    ALT_DMA_PERIPH_SPI1_MASTER_RX     = 21, /*!< SPI 1 Master RX */
    ALT_DMA_PERIPH_SPI1_SLAVE_TX      = 22, /*!< SPI 1 Slave TX */
    ALT_DMA_PERIPH_SPI1_SLAVE_RX      = 23, /*!< SPI 1 Slave RX */
    ALT_DMA_PERIPH_QSPI_FLASH_TX      = 24, /*!< QSPI Flash TX */
    ALT_DMA_PERIPH_QSPI_FLASH_RX      = 25, /*!< QSPI Flash RX */
    ALT_DMA_PERIPH_STM                = 26, /*!< System Trace Macrocell */
    ALT_DMA_PERIPH_RESERVED           = 27, /*!< Reserved */
    ALT_DMA_PERIPH_UART0_TX           = 28, /*!< UART 0 TX */
    ALT_DMA_PERIPH_UART0_RX           = 29, /*!< UART 0 RX */
    ALT_DMA_PERIPH_UART1_TX           = 30, /*!< UART 1 TX */
    ALT_DMA_PERIPH_UART1_RX           = 31  /*!< UART 1 RX */
}
ALT_DMA_PERIPH_t;

/*!
 * This type enumerates the DMA security state options available.
 */
typedef enum ALT_DMA_SECURITY_e
{
    ALT_DMA_SECURITY_DEFAULT   = 0, /*!< Use the default security value (e.g. reset default) */
    ALT_DMA_SECURITY_SECURE    = 1, /*!< Secure */
    ALT_DMA_SECURITY_NONSECURE = 2  /*!< Non-secure */
}
ALT_DMA_SECURITY_t;

/*!
 * This type definition enumerates the DMA event-interrupt resources.
 */
typedef enum ALT_DMA_EVENT_e
{
    ALT_DMA_EVENT_0     = 0, /*!< DMA Event 0 */
    ALT_DMA_EVENT_1     = 1, /*!< DMA Event 1 */
    ALT_DMA_EVENT_2     = 2, /*!< DMA Event 2 */
    ALT_DMA_EVENT_3     = 3, /*!< DMA Event 3 */
    ALT_DMA_EVENT_4     = 4, /*!< DMA Event 4 */
    ALT_DMA_EVENT_5     = 5, /*!< DMA Event 5 */
    ALT_DMA_EVENT_6     = 6, /*!< DMA Event 6 */
    ALT_DMA_EVENT_7     = 7, /*!< DMA Event 7 */
    ALT_DMA_EVENT_ABORT = 8  /*!< DMA Abort Event */
}
ALT_DMA_EVENT_t;

/*!
 * @}
 */

#ifdef __cplusplus
}
#endif /* __cplusplus */

#endif /* __ALT_DMA_COMMON_H__ */