1 #ident "$Id: ansiraw.c,v 1.5 2004/12/21 01:37:43 hpa Exp $"
2 /* ----------------------------------------------------------------------- *
4 * Copyright 2004 H. Peter Anvin - All Rights Reserved
6 * Permission is hereby granted, free of charge, to any person
7 * obtaining a copy of this software and associated documentation
8 * files (the "Software"), to deal in the Software without
9 * restriction, including without limitation the rights to use,
10 * copy, modify, merge, publish, distribute, sublicense, and/or
11 * sell copies of the Software, and to permit persons to whom
12 * the Software is furnished to do so, subject to the following
15 * The above copyright notice and this permission notice shall
16 * be included in all copies or substantial portions of the Software.
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
19 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
20 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
21 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
22 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
23 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
24 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
25 * OTHER DEALINGS IN THE SOFTWARE.
27 * ----------------------------------------------------------------------- */
32 * Configures the console for ANSI output in raw mode; versions
33 * for COM32 and Linux support.
42 static void __attribute__((destructor)) console_cleanup(void)
44 /* For the serial console, be nice and clean up */
45 fputs("\033[0m\033[20l", stdout);
48 void console_ansi_raw(void)
50 openconsole(&dev_rawcon_r, &dev_ansiserial_w);
51 fputs("\033[0m\033[20h", stdout);
59 static struct termios original_termios_settings;
61 static void __attribute__((constructor)) console_init(void)
63 tcgetattr(0, &original_termios_settings);
66 static void __attribute__((destructor)) console_cleanup(void)
68 fputs("\033[0m\033[20l", stdout);
69 tcsetattr(0, TCSANOW, &original_termios_settings);
73 void console_ansi_raw(void)
77 /* Disable stdio buffering */
82 /* Set the termios flag so we behave the same as libcom32 */
84 tio.c_iflag &= ~ICRNL;
86 tio.c_lflag &= ~(ISIG|ICANON|ECHO);
88 tio.c_cc[VTIME] = 1; /* Don't 100% busy-wait in Linux */
89 tcsetattr(0, TCSAFLUSH, &tio);
90 fputs("\033[0m\033[20h", stdout);