From 044ad7c3987460ede48ff27afd6bdb0ca05a0432 Mon Sep 17 00:00:00 2001 From: Harald Welte Date: Mon, 4 Jul 2011 20:52:54 +0200 Subject: import at91lib from at91lib_20100901_softpack_1_9_v_1_0_svn_v15011 it's sad to see that atmel doesn't publish their svn repo or has a centralized location or even puts proper version/release info into the library itself --- peripherals/dbgu/dbgu.h | 79 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 79 insertions(+) create mode 100644 peripherals/dbgu/dbgu.h (limited to 'peripherals/dbgu/dbgu.h') diff --git a/peripherals/dbgu/dbgu.h b/peripherals/dbgu/dbgu.h new file mode 100644 index 0000000..816f11d --- /dev/null +++ b/peripherals/dbgu/dbgu.h @@ -0,0 +1,79 @@ +/* ---------------------------------------------------------------------------- + * ATMEL Microcontroller Software Support + * ---------------------------------------------------------------------------- + * Copyright (c) 2008, 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: + * + * - Redistributions of source code must retain the above copyright notice, + * this list of conditions and the disclaimer below. + * + * Atmel's name may not be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * DISCLAIMER: 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 + * 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. + * ---------------------------------------------------------------------------- + */ + +//------------------------------------------------------------------------------ +/// \unit +/// +/// !Purpose +/// +/// This module provides definitions and functions for using the Debug Unit +/// (DBGU). +/// +/// It also overloads the fputc(), fputs() & putchar() functions so the printf() +/// method outputs its data on the DBGU. This behavior can be suppressed by +/// defining NOFPUT during compilation. +/// +/// !Usage +/// +/// -# Enable the DBGU pins (see pio & board.h). +/// -# Configure the DBGU using DBGU_Configure with the desired operating mode. +/// -# Send characters using DBGU_PutChar() or the printf() method. +/// -# Receive characters using DBGU_GetChar(). +/// +/// \note Unless specified, all the functions defined here operate synchronously; +/// i.e. they all wait the data is sent/received before returning. +//------------------------------------------------------------------------------ + +#ifndef DBGU_H +#define DBGU_H + +//------------------------------------------------------------------------------ +// Definitions +//------------------------------------------------------------------------------ + +/// Standard operating mode (asynchronous, 8bit, no parity, 1 stop bit) +#define DBGU_STANDARD AT91C_US_PAR_NONE + +//------------------------------------------------------------------------------ +// Global functions +//------------------------------------------------------------------------------ + +extern void DBGU_Configure( + unsigned int mode, + unsigned int baudrate, + unsigned int mck); + +extern unsigned char DBGU_GetChar(void); + +extern void DBGU_PutChar(unsigned char c); + +extern unsigned int DBGU_IsRxReady(void); + +#endif //#ifndef DBGU_H + -- cgit v1.2.3