source: rtems/bsps/arm/lpc176x/include/bsp.h @ ba619b7f

/**
 * @file
 *
 * @ingroup RTEMSBSPsARMLPC176X
 *
 * @brief Global BSP definitions.
 */

/*
 * Copyright (c) 2008-2013 embedded brains GmbH.  All rights reserved.
 *
 * The license and distribution terms for this file may be
 * found in the file LICENSE in this distribution or at
 * http://www.rtems.org/license/LICENSE.
 */

#ifndef LIBBSP_ARM_LPC176X_BSP_H
#define LIBBSP_ARM_LPC176X_BSP_H

/**
 * @defgroup RTEMSBSPsARMLPC176X NXP LPC176X
 *
 * @ingroup RTEMSBSPsARM
 *
 * @brief NXP LPC176X Board Support Package.
 *
 * @{
 */

#include <bspopts.h>

#define LPC176X_PCLK ( LPC176X_CCLK / LPC176X_PCLKDIV )
#define LPC176X_MPU_REGION_COUNT 8u

#define BSP_FEATURE_IRQ_EXTENSION
#define BSP_ARMV7M_IRQ_PRIORITY_DEFAULT ( 29u << 3u )
#define BSP_ARMV7M_SYSTICK_PRIORITY ( 30u << 3u )
#define BSP_ARMV7M_SYSTICK_FREQUENCY LPC176X_CCLK

#ifndef ASM

#include <rtems.h>
#include <bsp/default-initial-extension.h>

#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */

struct rtems_bsdnet_ifconfig;

/**
 * @brief Optimized idle task.
 *
 * This idle task sets the power mode to idle.  This causes the processor
 * clock to be stopped, while on-chip peripherals remain active.
 * Any enabled interrupt from a peripheral or an external interrupt source
 *  will cause the processor to resume execution.
 *
 * To enable the idle task use the following in the system configuration:
 *
 * @code
 * #include <bsp.h>
 *
 * #define CONFIGURE_INIT
 *
 * #define CONFIGURE_IDLE_TASK_BODY bsp_idle_thread
 *
 * #include <confdefs.h>
 * @endcode
 */
void*bsp_idle_thread( uintptr_t ignored );

#define BSP_CONSOLE_UART_BASE 0x4000C000U

/**
 * @brief Restarts the bsp with "addr" address
 * @param addr Address used to restart the bsp
 */
void bsp_restart( const void *addr );

#ifdef __cplusplus
}
#endif /* __cplusplus */

#endif /* ASM */

/** @} */

#endif /* LIBBSP_ARM_LPC176X_BSP_H */