?? test.c
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/* * Copyright (C) 2001 MontaVista Software Inc. * Author: Jun Sun, jsun@mvista.com or jsun@junsun.net * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the * Free Software Foundation; either version 2 of the License, or (at your * option) any later version. * *//* #define DEBUG_LED (*(unsigned short*)0xb7ffffc0) */// #define DEBUG_LED (*(unsigned char*)(0xb9010000))int DEBUG_LED;#include "uart16550.h"#include "printf.h"void uart_test(){ int diff = 'A' - 'a'; DEBUG_LED = 0x11;#if 0 Uart16550Init(9600, UART16550_DATA_8BIT, UART16550_PARITY_NONE, UART16550_STOP_1BIT);#endif DEBUG_LED = 0x12; Uart16550Put('\r'); Uart16550Put('\n'); Uart16550Put('h'); Uart16550Put('e'); Uart16550Put('l'); Uart16550Put('l'); Uart16550Put('o'); Uart16550Put('\r'); Uart16550Put('\n'); DEBUG_LED = 0x14; for(;;) { int c = Uart16550GetPoll(); Uart16550Put(c); c += diff; Uart16550Put(c); Uart16550Put('\r'); Uart16550Put('\n'); } }void printf_test(){ printf("hello through printf!\n"); printf("test string: %s\n", "test string"); printf("test int: %d\n", -555); printf("test binary: %b\n", 555); printf("test hex: %08x\n", 555);}
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