| /* |
| * |
| * Copyright (C) 2008 Advanced Micro Devices, Inc. |
| * Copyright (C) 2008 Ulf Jordan <jordan@chalmers.se> |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * 3. The name of the author may not be used to endorse or promote products |
| * derived from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS 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. |
| */ |
| |
| #include <libpayload-config.h> |
| #include <libpayload.h> |
| |
| /* These are thinly veiled vt100 functions used by curses */ |
| |
| #define VT100_CLEAR "\e[H\e[J" |
| /* These defines will fail if you use bold and reverse at the same time. |
| * Switching off one of them will switch off both. tinycurses knows about |
| * this and does the right thing. |
| */ |
| #define VT100_SBOLD "\e[1m" |
| #define VT100_EBOLD "\e[m" |
| #define VT100_SREVERSE "\e[7m" |
| #define VT100_EREVERSE "\e[m" |
| #define VT100_CURSOR_ADDR "\e[%d;%dH" |
| #define VT100_CURSOR_ON "\e[?25l" |
| #define VT100_CURSOR_OFF "\e[?25h" |
| /* The following smacs/rmacs are actually for xterm; a real vt100 has |
| enacs=\E(B\E)0, smacs=^N, rmacs=^O. */ |
| #define VT100_SMACS "\e(0" |
| #define VT100_RMACS "\e(B" |
| /* A vt100 doesn't do color, setaf/setab below are from xterm-color. */ |
| #define VT100_SET_COLOR "\e[3%d;4%dm" |
| |
| static void serial_putcmd(const char *str) |
| { |
| while (*str) |
| serial_putchar(*(str++)); |
| } |
| |
| void serial_clear(void) |
| { |
| serial_putcmd(VT100_CLEAR); |
| } |
| |
| void serial_start_bold(void) |
| { |
| serial_putcmd(VT100_SBOLD); |
| } |
| |
| void serial_end_bold(void) |
| { |
| serial_putcmd(VT100_EBOLD); |
| } |
| |
| void serial_start_reverse(void) |
| { |
| serial_putcmd(VT100_SREVERSE); |
| } |
| |
| void serial_end_reverse(void) |
| { |
| serial_putcmd(VT100_EREVERSE); |
| } |
| |
| void serial_start_altcharset(void) |
| { |
| serial_putcmd(VT100_SMACS); |
| } |
| |
| void serial_end_altcharset(void) |
| { |
| serial_putcmd(VT100_RMACS); |
| } |
| |
| /** |
| * Set the foreground and background colors on the serial console. |
| * |
| * @param fg Foreground color number. |
| * @param bg Background color number. |
| */ |
| void serial_set_color(short fg, short bg) |
| { |
| char buffer[32]; |
| |
| snprintf(buffer, sizeof(buffer), VT100_SET_COLOR, fg, bg); |
| serial_putcmd(buffer); |
| } |
| |
| void serial_set_cursor(int y, int x) |
| { |
| char buffer[32]; |
| |
| snprintf(buffer, sizeof(buffer), VT100_CURSOR_ADDR, y + 1, x + 1); |
| serial_putcmd(buffer); |
| } |
| |
| void serial_cursor_enable(int state) |
| { |
| if (state) |
| serial_putcmd(VT100_CURSOR_ON); |
| else |
| serial_putcmd(VT100_CURSOR_OFF); |
| } |