/************************************************************************************
 * arch/arm/src/tiva/tiva_lowputc.h
 *
 *   Copyright (C) 2009-2010, 2013-2014 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.org>
 *
 * 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 __ARCH_ARM_SRC_TIVA_TIVA_LOWPUTC_H
#define __ARCH_ARM_SRC_TIVA_TIVA_LOWPUTC_H

/************************************************************************************
 * Included Files
 ************************************************************************************/

#include <nuttx/config.h>
#include <arch/tiva/chip.h>

/************************************************************************************
 * Pre-processor Definitions
 ************************************************************************************/
/* Configuration *******************************************************************/

#if TIVA_NUARTS < 8
#  undef CONFIG_TIVA_UART7
#  undef CONFIG_UART7_SERIAL_CONSOLE
#  if TIVA_NUARTS < 7
#    undef CONFIG_TIVA_UART6
#    undef CONFIG_UART6_SERIAL_CONSOLE
#    if TIVA_NUARTS < 6
#      undef CONFIG_TIVA_UART5
#      undef CONFIG_UART5_SERIAL_CONSOLE
#      if TIVA_NUARTS < 5
#        undef CONFIG_TIVA_UART4
#        undef CONFIG_UART4_SERIAL_CONSOLE
#        if TIVA_NUARTS < 4
#          undef CONFIG_TIVA_UART3
#          undef CONFIG_UART3_SERIAL_CONSOLE
#          if TIVA_NUARTS < 3
#            undef CONFIG_TIVA_UART2
#            undef CONFIG_UART2_SERIAL_CONSOLE
#            if TIVA_NUARTS < 2
#              undef CONFIG_TIVA_UART1
#              undef CONFIG_UART1_SERIAL_CONSOLE
#            endif
#          endif
#        endif
#      endif
#    endif
#  endif
#endif

/* Is there a serial console? */

#if defined(CONFIG_UART0_SERIAL_CONSOLE) && defined(CONFIG_TIVA_UART0)
#  undef CONFIG_UART1_SERIAL_CONSOLE
#  undef CONFIG_UART2_SERIAL_CONSOLE
#  undef CONFIG_UART3_SERIAL_CONSOLE
#  undef CONFIG_UART4_SERIAL_CONSOLE
#  undef CONFIG_UART5_SERIAL_CONSOLE
#  undef CONFIG_UART6_SERIAL_CONSOLE
#  undef CONFIG_UART7_SERIAL_CONSOLE
#  define HAVE_SERIAL_CONSOLE 1
#elif defined(CONFIG_UART1_SERIAL_CONSOLE) && defined(CONFIG_TIVA_UART1)
#  undef CONFIG_UART0_SERIAL_CONSOLE
#  undef CONFIG_UART2_SERIAL_CONSOLE
#  undef CONFIG_UART3_SERIAL_CONSOLE
#  undef CONFIG_UART4_SERIAL_CONSOLE
#  undef CONFIG_UART5_SERIAL_CONSOLE
#  undef CONFIG_UART6_SERIAL_CONSOLE
#  undef CONFIG_UART7_SERIAL_CONSOLE
#  define HAVE_SERIAL_CONSOLE 1
#elif defined(CONFIG_UART2_SERIAL_CONSOLE) && defined(CONFIG_TIVA_UART2)
#  undef CONFIG_UART0_SERIAL_CONSOLE
#  undef CONFIG_UART1_SERIAL_CONSOLE
#  undef CONFIG_UART3_SERIAL_CONSOLE
#  undef CONFIG_UART4_SERIAL_CONSOLE
#  undef CONFIG_UART5_SERIAL_CONSOLE
#  undef CONFIG_UART6_SERIAL_CONSOLE
#  undef CONFIG_UART7_SERIAL_CONSOLE
#  define HAVE_SERIAL_CONSOLE 1
#elif defined(CONFIG_UART3_SERIAL_CONSOLE) && defined(CONFIG_TIVA_UART3)
#  undef CONFIG_UART0_SERIAL_CONSOLE
#  undef CONFIG_UART1_SERIAL_CONSOLE
#  undef CONFIG_UART2_SERIAL_CONSOLE
#  undef CONFIG_UART4_SERIAL_CONSOLE
#  undef CONFIG_UART5_SERIAL_CONSOLE
#  undef CONFIG_UART6_SERIAL_CONSOLE
#  undef CONFIG_UART7_SERIAL_CONSOLE
#  define HAVE_SERIAL_CONSOLE 1
#elif defined(CONFIG_UART4_SERIAL_CONSOLE) && defined(CONFIG_TIVA_UART4)
#  undef CONFIG_UART0_SERIAL_CONSOLE
#  undef CONFIG_UART1_SERIAL_CONSOLE
#  undef CONFIG_UART2_SERIAL_CONSOLE
#  undef CONFIG_UART3_SERIAL_CONSOLE
#  undef CONFIG_UART5_SERIAL_CONSOLE
#  undef CONFIG_UART6_SERIAL_CONSOLE
#  undef CONFIG_UART7_SERIAL_CONSOLE
#  define HAVE_SERIAL_CONSOLE 1
#elif defined(CONFIG_UART5_SERIAL_CONSOLE) && defined(CONFIG_TIVA_UART5)
#  undef CONFIG_UART0_SERIAL_CONSOLE
#  undef CONFIG_UART1_SERIAL_CONSOLE
#  undef CONFIG_UART2_SERIAL_CONSOLE
#  undef CONFIG_UART3_SERIAL_CONSOLE
#  undef CONFIG_UART4_SERIAL_CONSOLE
#  undef CONFIG_UART6_SERIAL_CONSOLE
#  undef CONFIG_UART7_SERIAL_CONSOLE
#  define HAVE_SERIAL_CONSOLE 1
#elif defined(CONFIG_UART6_SERIAL_CONSOLE) && defined(CONFIG_TIVA_UART6)
#  undef CONFIG_UART0_SERIAL_CONSOLE
#  undef CONFIG_UART1_SERIAL_CONSOLE
#  undef CONFIG_UART2_SERIAL_CONSOLE
#  undef CONFIG_UART3_SERIAL_CONSOLE
#  undef CONFIG_UART4_SERIAL_CONSOLE
#  undef CONFIG_UART5_SERIAL_CONSOLE
#  undef CONFIG_UART7_SERIAL_CONSOLE
#  define HAVE_SERIAL_CONSOLE 1
#elif defined(CONFIG_UART7_SERIAL_CONSOLE) && defined(CONFIG_TIVA_UART7)
#  undef CONFIG_UART0_SERIAL_CONSOLE
#  undef CONFIG_UART1_SERIAL_CONSOLE
#  undef CONFIG_UART2_SERIAL_CONSOLE
#  undef CONFIG_UART3_SERIAL_CONSOLE
#  undef CONFIG_UART4_SERIAL_CONSOLE
#  undef CONFIG_UART5_SERIAL_CONSOLE
#  undef CONFIG_UART6_SERIAL_CONSOLE
#  define HAVE_SERIAL_CONSOLE 1
#else
#  warning "No valid CONFIG_UARTn_SERIAL_CONSOLE Setting"
#  undef CONFIG_UART0_SERIAL_CONSOLE
#  undef CONFIG_UART1_SERIAL_CONSOLE
#  undef CONFIG_UART2_SERIAL_CONSOLE
#  undef CONFIG_UART3_SERIAL_CONSOLE
#  undef CONFIG_UART4_SERIAL_CONSOLE
#  undef CONFIG_UART5_SERIAL_CONSOLE
#  undef CONFIG_UART6_SERIAL_CONSOLE
#  undef CONFIG_UART7_SERIAL_CONSOLE
#  undef HAVE_SERIAL_CONSOLE
#endif

/************************************************************************************
 * Public Types
 ************************************************************************************/

/************************************************************************************
 * Inline Functions
 ************************************************************************************/

#ifndef __ASSEMBLY__

/************************************************************************************
 * Public Data
 ************************************************************************************/

#if defined(__cplusplus)
extern "C"
{
#endif

/****************************************************************************
 * Public Function Prototypes
 ****************************************************************************/

/****************************************************************************
 * Name: up_lowsetup
 *
 * Description:
 *   Called at the very beginning of _start.  Performs low level initialization.
 *
 ****************************************************************************/

void up_lowsetup(void);

#if defined(__cplusplus)
}
#endif

#endif /* __ASSEMBLY__ */
#endif /* __ARCH_ARM_SRC_TIVA_TIVA_LOWPUTC_H */
