diff options
Diffstat (limited to 'apps/drivers/boards/px4fmu/px4fmu_can.c')
| -rw-r--r-- | apps/drivers/boards/px4fmu/px4fmu_can.c | 141 |
1 files changed, 0 insertions, 141 deletions
diff --git a/apps/drivers/boards/px4fmu/px4fmu_can.c b/apps/drivers/boards/px4fmu/px4fmu_can.c deleted file mode 100644 index 0d0b5fcd3..000000000 --- a/apps/drivers/boards/px4fmu/px4fmu_can.c +++ /dev/null @@ -1,141 +0,0 @@ -/**************************************************************************** - * - * Copyright (C) 2012 PX4 Development Team. 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. Neither the name PX4 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. - * - ****************************************************************************/ - -/** - * @file px4fmu_can.c - * - * Board-specific CAN functions. - */ - - -/************************************************************************************ - * Included Files - ************************************************************************************/ - -#include <nuttx/config.h> - -#include <errno.h> -#include <debug.h> - -#include <nuttx/can.h> -#include <arch/board/board.h> - -#include "chip.h" -#include "up_arch.h" - -#include "stm32.h" -#include "stm32_can.h" -#include "px4fmu_internal.h" - -/************************************************************************************ - * Pre-processor Definitions - ************************************************************************************/ -/* Configuration ********************************************************************/ - -#if defined(CONFIG_STM32_CAN1) && defined(CONFIG_STM32_CAN2) -# warning "Both CAN1 and CAN2 are enabled. Assuming only CAN1." -# undef CONFIG_STM32_CAN2 -#endif - -#ifdef CONFIG_STM32_CAN1 -# define CAN_PORT 1 -#else -# define CAN_PORT 2 -#endif - -/* Debug ***************************************************************************/ -/* Non-standard debug that may be enabled just for testing CAN */ - -#ifdef CONFIG_DEBUG_CAN -# define candbg dbg -# define canvdbg vdbg -# define canlldbg lldbg -# define canllvdbg llvdbg -#else -# define candbg(x...) -# define canvdbg(x...) -# define canlldbg(x...) -# define canllvdbg(x...) -#endif - -/************************************************************************************ - * Private Functions - ************************************************************************************/ - -/************************************************************************************ - * Public Functions - ************************************************************************************/ - -/************************************************************************************ - * Name: can_devinit - * - * Description: - * All STM32 architectures must provide the following interface to work with - * examples/can. - * - ************************************************************************************/ - -int can_devinit(void) -{ - static bool initialized = false; - struct can_dev_s *can; - int ret; - - /* Check if we have already initialized */ - - if (!initialized) { - /* Call stm32_caninitialize() to get an instance of the CAN interface */ - - can = stm32_caninitialize(CAN_PORT); - - if (can == NULL) { - candbg("ERROR: Failed to get CAN interface\n"); - return -ENODEV; - } - - /* Register the CAN driver at "/dev/can0" */ - - ret = can_register("/dev/can0", can); - - if (ret < 0) { - candbg("ERROR: can_register failed: %d\n", ret); - return ret; - } - - /* Now we are initialized */ - - initialized = true; - } - - return OK; -} |