1/*- 2 * Copyright (c) 2013 Robert N. M. Watson 3 * All rights reserved. 4 * 5 * This software was developed by SRI International and the University of 6 * Cambridge Computer Laboratory under DARPA/AFRL contract (FA8750-10-C-0237) 7 * ("CTSRD"), as part of the DARPA CRASH research programme. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28 * SUCH DAMAGE. 29 */ 30 31#include <sys/cdefs.h> 32__FBSDID("$FreeBSD$"); 33 34#include <sys/param.h> 35 36#include <bootstrap.h> 37 38#include <cons.h> 39 40static void c_probe(struct console *); 41static int c_init(int); 42static void c_out(int); 43static int c_in(void); 44static int c_ready(void); 45 46struct console altera_jtag_uart_console = { 47 .c_name = "comconsole", 48 .c_desc = "altera jtag uart", 49 .c_flags = 0, 50 .c_probe = c_probe, 51 .c_init = c_init, 52 .c_out = c_out, 53 .c_in = c_in, 54 .c_ready = c_ready, 55}; 56 57static void 58c_probe(struct console *cp) 59{ 60 61 cp->c_flags |= C_PRESENTIN|C_PRESENTOUT; 62} 63 64static int 65c_init(int arg) 66{ 67 68 return (0); 69} 70 71static void 72c_out(int c) 73{ 74 75 beri_putc(c); 76} 77 78static int 79c_in(void) 80{ 81 82 return (beri_getc()); 83} 84 85static int 86c_ready(void) 87{ 88 89 return (keyhit(0)); 90} 91