forked from Imagelibrary/rtems
149 lines
4.1 KiB
C
149 lines
4.1 KiB
C
/* SPDX-License-Identifier: BSD-2-Clause */
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/**
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* @file
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*
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* @ingroup RTEMSBSPsARMAtsam
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*/
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/*
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* Copyright (c) 2016 embedded brains GmbH & Co. KG
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef LIBBSP_ARM_ATSAM_BSP_H
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#define LIBBSP_ARM_ATSAM_BSP_H
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/**
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* @defgroup RTEMSBSPsARMAtsam Atmel/Microchip SAM E70, S70, V70 and V71
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*
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* @ingroup RTEMSBSPsARM
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*
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* @brief Atmel/Microchip SAM E70, S70, V70 and V71 Board Support Package.
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*
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* @{
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*/
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#include <bspopts.h>
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#include <bsp/default-initial-extension.h>
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#include <sys/ioccom.h>
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#include <rtems.h>
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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#define BSP_FEATURE_IRQ_EXTENSION
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#define BSP_ARMV7M_IRQ_PRIORITY_DEFAULT (13 << 4)
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#define BSP_ARMV7M_SYSTICK_PRIORITY (14 << 4)
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uint32_t atsam_systick_frequency(void);
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#define BSP_ARMV7M_SYSTICK_FREQUENCY atsam_systick_frequency()
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struct rtems_bsdnet_ifconfig;
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int if_atsam_attach(struct rtems_bsdnet_ifconfig *config, int attaching);
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#define RTEMS_BSP_NETWORK_DRIVER_NAME "atsam0"
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#define RTEMS_BSP_NETWORK_DRIVER_ATTACH if_atsam_attach
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/**
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* @brief Interface driver configuration.
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*/
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typedef struct {
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/**
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* @brief Maximum retries for MDIO communication.
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*/
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uint32_t mdio_retries;
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/**
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* @brief Address of PHY.
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*
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* Use 0xff to search for a PHY.
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*/
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uint8_t phy_addr;
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} if_atsam_config;
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extern char atsam_memory_null_begin[];
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extern char atsam_memory_null_end[];
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extern char atsam_memory_null_size[];
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extern char atsam_memory_dtcm_begin[];
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extern char atsam_memory_dtcm_end[];
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extern char atsam_memory_dtcm_size[];
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extern char atsam_memory_intflash_begin[];
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extern char atsam_memory_intflash_end[];
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extern char atsam_memory_intflash_size[];
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extern char atsam_memory_intsram_begin[];
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extern char atsam_memory_intsram_end[];
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extern char atsam_memory_intsram_size[];
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extern char atsam_memory_itcm_begin[];
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extern char atsam_memory_itcm_end[];
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extern char atsam_memory_itcm_size[];
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extern char atsam_memory_nocache_begin[];
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extern char atsam_memory_nocache_end[];
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extern char atsam_memory_nocache_size[];
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extern char atsam_memory_qspiflash_begin[];
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extern char atsam_memory_qspiflash_end[];
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extern char atsam_memory_qspiflash_size[];
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extern char atsam_memory_sdram_begin[];
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extern char atsam_memory_sdram_end[];
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extern char atsam_memory_sdram_size[];
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void atsam_rtc_get_time(rtems_time_of_day *tod);
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void bsp_restart( const void *const addr );
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/*
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* This ioctl enables the receive DMA for an UART. The DMA can be usefull if you
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* loose characters in high interrupt load situations.
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*
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* Disabling the DMA again is only possible by closing all file descriptors of
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* that UART.
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*
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* Note that every UART needs one DMA channel and the system has only a limited
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* amount of DMAs. So only use it if you need it.
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*/
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#define ATSAM_UART_ENABLE_RX_DMA _IO('d', 0)
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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/** @} */
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#endif /* LIBBSP_ARM_ATSAM_BSP_H */
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