7767f8a6c6
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5438 42af7a65-404d-4744-a932-0658087f49c3
112 lines
3.9 KiB
C
112 lines
3.9 KiB
C
/****************************************************************************
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* arch/z80/src/z180/z180_serial.h
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*
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* Copyright (C) 2012 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 __ARCH_Z80_SRC_Z180_Z180_SERIAL_H
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#define __ARCH_Z80_SRC_Z180_Z180_SERIAL_H
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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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#include "up_internal.h"
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#include "z180_config.h"
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: z180_uart_lowinit
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*
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* Description:
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* Called early in the boot sequence to initialize the uart console
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* channel (only).
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*
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****************************************************************************/
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#if defined(HAVE_UART) && defined(USE_LOWSERIALINIT)
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void z180_uart_lowinit(void);
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#else
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# define z180_uart_lowinit()
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#endif
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/****************************************************************************
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* Name: z180_scc_lowinit
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*
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* Description:
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* Called early in the boot sequence to initialize the [E]SCC console
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* channel (only).
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*
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****************************************************************************/
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#if defined(HAVE_SCC) && defined(USE_LOWSERIALINIT)
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void z180_scc_lowinit(void);
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#else
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# define z180_scc_lowinit()
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#endif
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/****************************************************************************
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* Name: z180_putc
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*
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* Description:
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* Low-level character output
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*
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****************************************************************************/
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void z180_putc(uint8_t ch) __naked;
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/****************************************************************************
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* Name: up_putc/up_lowputc
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*
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* Description:
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* Low-level console output
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*
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****************************************************************************/
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#ifdef USE_SERIALDRIVER
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int up_lowputc(int ch);
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#else
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int up_putc(int ch);
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# define up_lowputc(ch) up_putc(ch)
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#endif
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#endif /* __ARCH_Z80_SRC_Z180_Z180_SERIAL_H */
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