nuttx/boards/risc-v/nr5m100/nr5m100-nexys4/include/board.h
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C

/****************************************************************************
* boards/risc-v/nr5m100/nr5m100-nexys4/include/board.h
* include/arch/board/board.h
*
* Copyright (C) 2012-2013, 2016 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Modified for NR5M100:
*
* Copyright (C) 2016 Ken Pettit. All rights reserved.
* Author: Ken Pettit <pettitkd@gmail.com>
*
* 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 NuttX 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 OWNER 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.
*
****************************************************************************/
#ifndef __BOARDS_RISC-V_NR5M100_NR5M100_NEXYS4_INCLUDE_BOARD_H
#define __BOARDS_RISC-V_NR5M100_NR5M100_NEXYS4_INCLUDE_BOARD_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#ifndef __ASSEMBLY__
# include <stdint.h>
#endif
#include "nr5.h"
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/* Clocking *****************************************************************/
/* The NR5M100_Nexys4 system uses a 100 MHz main oscillator */
#define NR5_HCLK_FREQUENCY 100000000ul
#define NR5_SCLK_FREQUENCY 100000000ul
/* Timer Frequencies are the same as the HCLK frequency */
#define NR5_TIMER_FREQUENCY NR5_HCLK_FREQUENCY
/* LED definitions **********************************************************/
/* If CONFIG_ARCH_LEDS is not defined, then the user can control
* the LEDs in any way.
* The following definitions are used to access individual LEDs.
*/
/* LED index values for use with stm32_setled() */
#if 0
#define BOARD_LED1 0
#define BOARD_LED2 1
#define BOARD_LED3 2
#define BOARD_LED4 3
#endif
#define BOARD_NLEDS 0
#if 1
#define BOARD_LED_GREEN BOARD_LED1
#define BOARD_LED_ORANGE BOARD_LED2
#define BOARD_LED_RED BOARD_LED3
#define BOARD_LED_BLUE BOARD_LED4
/* LED bits for use with nr5_setleds() */
#define BOARD_LED1_BIT (1 << BOARD_LED1)
#define BOARD_LED2_BIT (1 << BOARD_LED2)
#define BOARD_LED3_BIT (1 << BOARD_LED3)
#define BOARD_LED4_BIT (1 << BOARD_LED4)
/* If CONFIG_ARCH_LEDs is defined, then NuttX will control the 4 LEDs
* on the board.
* The following definitions describe how NuttX controls the LEDs:
*/
#define LED_STARTED 0 /* LED1 */
#define LED_HEAPALLOCATE 1 /* LED2 */
#define LED_IRQSENABLED 2 /* LED1 + LED2 */
#define LED_STACKCREATED 3 /* LED3 */
#define LED_INIRQ 4 /* LED1 + LED3 */
#define LED_SIGNAL 5 /* LED2 + LED3 */
#define LED_ASSERTION 6 /* LED1 + LED2 + LED3 */
#define LED_PANIC 7 /* N/C + N/C + N/C + LED4 */
/* Button definitions *******************************************************/
#define BUTTON_USER 0
#define NUM_BUTTONS 5
#define BUTTON_USER_BIT (1 << BUTTON_USER)
#endif /* 0 */
/****************************************************************************
* Public Data
****************************************************************************/
#ifndef __ASSEMBLY__
#undef EXTERN
#if defined(__cplusplus)
#define EXTERN extern "C"
extern "C"
{
#else
#define EXTERN extern
#endif
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
/****************************************************************************
* Name: nr5_ledinit, nr5_setled, and nr5_setleds
*
* Description:
* If CONFIG_ARCH_LEDS is defined,
* then NuttX will control the on-board LEDs.
* If CONFIG_ARCH_LEDS is not defined,
* then the following interfacesare available to
* control the LEDs from user applications.
*
****************************************************************************/
#ifndef CONFIG_ARCH_LEDS
void nr5_ledinit(void);
void nr5_setled(int led, bool ledon);
void nr5_setleds(uint8_t ledset);
#endif
#undef EXTERN
#if defined(__cplusplus)
}
#endif
#endif /* __ASSEMBLY__ */
#endif /* __BOARDS_RISC-V_NR5M100_NR5M100_NEXYS4_INCLUDE_BOARD_H */