152 lines
5.8 KiB
C
152 lines
5.8 KiB
C
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/************************************************************************************
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* configs/nutiny-nuc120/include/board.h
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* include/arch/board/board.h
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*
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* Copyright (C) 2013 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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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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*
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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
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* 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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************************************************************************************/
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#ifndef _BITNO
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#define _BITNO
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/************************************************************************************
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* Included Files
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************************************************************************************/
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#include <nuttx/config.h>
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#ifndef __ASSEMBLY__
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# include <stdint.h>
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#endif
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/************************************************************************************
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* Definitions
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************************************************************************************/
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/* Clocking *************************************************************************/
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/* LED definitions ******************************************************************/
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/* The NuTiny has a single green LED that can be controlled from sofware. This LED
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* is connected to PIN17.
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*/
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/* LED index values for use with nuc_setled() */
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#define BOARD_LED 0 /* Green LED */
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#define BOARD_NLEDS 1
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/* LED bits for use with nuc_setleds() */
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#define BOARD_LED_BIT (1 << BOARD_LED)
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/* If CONFIG_ARCH_LEDs is defined, then NuttX will control the LED on board the
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* NuTiny. The following definitions describe how NuttX controls the LEDs:
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*
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* SYMBOL Meaning LED state
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* Initially all LED is OFF
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* ------------------- ----------------------- ------------- ------------
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* LED_STARTED NuttX has been started LED ON
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* LED_HEAPALLOCATE Heap has been allocated LED ON
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* LED_IRQSENABLED Interrupts enabled LED ON
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* LED_STACKCREATED Idle stack created LED ON
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* LED_INIRQ In an interrupt LED should glow
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* LED_SIGNAL In a signal handler LED might glow
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* LED_ASSERTION An assertion failed LED ON while handling the assertion
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* LED_PANIC The system has crashed LED Blinking at 2Hz
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* LED_IDLE STM32 is is sleep mode (Optional, not used)
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*/
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#define LED_STARTED 0
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#define LED_HEAPALLOCATE 0
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#define LED_IRQSENABLED 0
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#define LED_STACKCREATED 0
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#define LED_INIRQ 0
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#define LED_SIGNAL 0
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#define LED_ASSERTION 0
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#define LED_PANIC 0
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/* Button definitions ***************************************************************/
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/* The NuTiny has no buttons */
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#define NUM_BUTTONS 0
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/************************************************************************************
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* Public Data
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************************************************************************************/
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#ifndef __ASSEMBLY__
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#undef EXTERN
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#if defined(__cplusplus)
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#define EXTERN extern "C"
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extern "C" {
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#else
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#define EXTERN extern
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#endif
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/************************************************************************************
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* Public Function Prototypes
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************************************************************************************/
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/************************************************************************************
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* Name: nuc_boardinitialize
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*
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* Description:
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* All STM32 architectures must provide the following entry point. This entry point
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* is called early in the intitialization -- after all memory has been configured
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* and mapped but before any devices have been initialized.
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*
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************************************************************************************/
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EXTERN void nuc_boardinitialize(void);
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/************************************************************************************
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* Name: nuc_ledinit, nuc_setled, and nuc_setleds
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*
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* Description:
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* If CONFIG_ARCH_LEDS is defined, then NuttX will control the on-board LEDs. If
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* CONFIG_ARCH_LEDS is not defined, then the following interfacesare available to
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* control the LEDs from user applications.
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*
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************************************************************************************/
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#ifndef CONFIG_ARCH_LEDS
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EXTERN void nuc_ledinit(void);
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EXTERN void nuc_setled(int led, bool ledon);
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EXTERN void nuc_setleds(uint8_t ledset);
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#endif
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#undef EXTERN
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#if defined(__cplusplus)
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}
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#endif
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#endif /* __ASSEMBLY__ */
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#endif /* _BITNO */
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