MakefileBasedBuild/Atmel/sam3x/sam3x-ek/libraries/usb_device/class/hid/device/mouse/example/zephyr/init.c

/*This file is prepared for Doxygen automatic documentation generation.*/
/*! \file *********************************************************************
 *
 * \brief EVK1100 board init.
 *
 * This file contains board initialization function.
 *
 * - Compiler:           IAR EWAVR32 and GNU GCC for AVR
 * - Supported devices:  All AVR UC3 devices can be used.
 * - AppNote:
 *
 * \author               Atmel Corporation: http://www.atmel.com \n
 *                       Support and FAQ: http://support.atmel.no/
 *
 ******************************************************************************/

/* Copyright (c) 2009 Atmel 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 Atmel may not be used to endorse or promote products derived
 * from this software without specific prior written permission.
 *
 * 4. This software may only be redistributed and used in connection with an Atmel
 * AVR product.
 *
 * THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
 * EXPRESSLY AND SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL 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.
 *
 */


#include "compiler.h"
#include "user_board.h"
#include "conf_board.h"
#include "gpio.h"

#if defined (CONF_BOARD_AT45DBX)
#define AT45DBX_MEM_CNT             1
#endif

volatile avr32_fpga_debug_t *debug = &AVR32_FPGA_DEBUG;

void board_init(void)
{
	int *ptr_hram = (int *)AVR32_HRAMC_ADDRESS;
	int ptr_cpuram[20];	// located somewhere in CPU RAM

	debug->seg = 0x0A0A0A0A;	// prints AAAA
	debug->led = 0x55;
	debug->led = 0xAA;

	ptr_hram[0] = 0x01020304;
	ptr_hram[1] = 0x05060708;
	debug->seg = ptr_hram[0];	// prints 1234
	debug->seg = ptr_hram[1];	// prints 5678

	ptr_cpuram[0] = 0x090A0B0C;
	ptr_cpuram[1] = 0x0D0E0F00;
	debug->seg = ptr_cpuram[0];	// prints 9ABC
	debug->seg = ptr_cpuram[1];	// prints DEF0

	/*
	   gpio_configure_pin(LED0_GPIO,GPIO_DIR_OUTPUT | GPIO_INIT_HIGH);
	   gpio_configure_pin(LED1_GPIO,GPIO_DIR_OUTPUT | GPIO_INIT_HIGH);
	   gpio_configure_pin(LED2_GPIO,GPIO_DIR_OUTPUT | GPIO_INIT_HIGH);
	   gpio_configure_pin(LED3_GPIO,GPIO_DIR_OUTPUT | GPIO_INIT_HIGH);
	   gpio_configure_pin(LED4_GPIO,GPIO_DIR_OUTPUT | GPIO_INIT_HIGH);
	   gpio_configure_pin(LED5_GPIO,GPIO_DIR_OUTPUT | GPIO_INIT_HIGH);
	   gpio_configure_pin(LED6_GPIO,GPIO_DIR_OUTPUT | GPIO_INIT_HIGH);
	   gpio_configure_pin(LED7_GPIO,GPIO_DIR_OUTPUT | GPIO_INIT_HIGH);

	   gpio_configure_pin(GPIO_PUSH_BUTTON_0,GPIO_DIR_INPUT);
	   gpio_configure_pin(GPIO_PUSH_BUTTON_1,GPIO_DIR_INPUT);
	   gpio_configure_pin(GPIO_PUSH_BUTTON_2,GPIO_DIR_INPUT);
	   gpio_configure_pin(GPIO_JOYSTICK_PUSH,GPIO_DIR_INPUT);
	   gpio_configure_pin(GPIO_JOYSTICK_LEFT,GPIO_DIR_INPUT);
	   gpio_configure_pin(GPIO_JOYSTICK_UP,GPIO_DIR_INPUT);
	   gpio_configure_pin(GPIO_JOYSTICK_DOWN,GPIO_DIR_INPUT); */

#if defined (CONF_BOARD_AT45DBX)
	static const gpio_map_t AT45DBX_SPI_GPIO_MAP = {
		{AT45DBX_SPI_SCK_PIN, AT45DBX_SPI_SCK_FUNCTION},	// SPI Clock.
		{AT45DBX_SPI_MISO_PIN, AT45DBX_SPI_MISO_FUNCTION},	// MISO.
		{AT45DBX_SPI_MOSI_PIN, AT45DBX_SPI_MOSI_FUNCTION},	// MOSI.
#define AT45DBX_ENABLE_NPCS_PIN(NPCS, unused) \
          {AT45DBX_SPI_NPCS##NPCS##_PIN, AT45DBX_SPI_NPCS##NPCS##_FUNCTION},	// Chip Select NPCS.
		MREPEAT(AT45DBX_MEM_CNT, AT45DBX_ENABLE_NPCS_PIN, ~)
#undef AT45DBX_ENABLE_NPCS_PIN
	};

	// Assign I/Os to SPI.
	gpio_enable_module(AT45DBX_SPI_GPIO_MAP,
			sizeof(AT45DBX_SPI_GPIO_MAP) /
			sizeof(AT45DBX_SPI_GPIO_MAP[0]));
#endif


#if defined (CONF_BOARD_TWI)
	static const gpio_map_t TWI_GPIO_MAP = {
		{AVR32_TWI_SDA_0_0_PIN, AVR32_TWI_SDA_0_0_FUNCTION},
		{AVR32_TWI_SCL_0_0_PIN, AVR32_TWI_SCL_0_0_FUNCTION}
	};

	// TWI gpio pins configuration
	gpio_enable_module(TWI_GPIO_MAP,
			sizeof(TWI_GPIO_MAP) / sizeof(TWI_GPIO_MAP[0]));
#endif

#if defined (CONF_BOARD_COM_PORT)
	static const gpio_map_t COMPORT_GPIO_MAP = {
		{AVR32_USART0_RXD_0_0_PIN, AVR32_USART0_RXD_0_0_FUNCTION},
		{AVR32_USART0_TXD_0_0_PIN, AVR32_USART0_TXD_0_0_FUNCTION}
	};

	// Assign I/Os to USART.
	gpio_enable_module(COMPORT_GPIO_MAP,
			sizeof(COMPORT_GPIO_MAP) / sizeof(COMPORT_GPIO_MAP[0]));
#endif

}