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Tom Rini83d290c2018-05-06 17:58:06 -04001// SPDX-License-Identifier: GPL-2.0+
Nikita Kiryanov904672e2014-12-08 17:14:45 +02002/*
Hannes Petermaier604c7d42015-03-27 08:01:38 +01003 * (C) Copyright 2001-2015
Nikita Kiryanov904672e2014-12-08 17:14:45 +02004 * DENX Software Engineering -- wd@denx.de
5 * Compulab Ltd - http://compulab.co.il/
Hannes Petermaier604c7d42015-03-27 08:01:38 +01006 * Bernecker & Rainer Industrieelektronik GmbH - http://www.br-automation.com
Nikita Kiryanov904672e2014-12-08 17:14:45 +02007 */
8
9#include <common.h>
Simon Glass09140112020-05-10 11:40:03 -060010#include <command.h>
Nikita Kiryanov904672e2014-12-08 17:14:45 +020011#include <lcd.h>
Simon Glassf7ae49f2020-05-10 11:40:05 -060012#include <log.h>
Simon Glassb03e0512019-11-14 12:57:24 -070013#include <serial.h>
Nikita Kiryanov904672e2014-12-08 17:14:45 +020014#include <video_font.h> /* Get font data, width and height */
Hannes Petermaier604c7d42015-03-27 08:01:38 +010015#if defined(CONFIG_LCD_LOGO)
16#include <bmp_logo.h>
17#endif
Nikita Kiryanov904672e2014-12-08 17:14:45 +020018
Hannes Petermaier74711422015-03-27 08:01:37 +010019static struct console_t cons;
Nikita Kiryanov904672e2014-12-08 17:14:45 +020020
Nikita Kiryanov904672e2014-12-08 17:14:45 +020021void lcd_set_col(short col)
22{
Hannes Petermaier74711422015-03-27 08:01:37 +010023 cons.curr_col = col;
Nikita Kiryanov904672e2014-12-08 17:14:45 +020024}
25
26void lcd_set_row(short row)
27{
Hannes Petermaier74711422015-03-27 08:01:37 +010028 cons.curr_row = row;
Nikita Kiryanov904672e2014-12-08 17:14:45 +020029}
30
31void lcd_position_cursor(unsigned col, unsigned row)
32{
Hannes Petermaier74711422015-03-27 08:01:37 +010033 cons.curr_col = min_t(short, col, cons.cols - 1);
34 cons.curr_row = min_t(short, row, cons.rows - 1);
Nikita Kiryanov904672e2014-12-08 17:14:45 +020035}
36
37int lcd_get_screen_rows(void)
38{
Hannes Petermaier74711422015-03-27 08:01:37 +010039 return cons.rows;
Nikita Kiryanov904672e2014-12-08 17:14:45 +020040}
41
42int lcd_get_screen_columns(void)
43{
Hannes Petermaier74711422015-03-27 08:01:37 +010044 return cons.cols;
Nikita Kiryanov904672e2014-12-08 17:14:45 +020045}
46
Hannes Petermaier604c7d42015-03-27 08:01:38 +010047static void lcd_putc_xy0(struct console_t *pcons, ushort x, ushort y, char c)
Nikita Kiryanov904672e2014-12-08 17:14:45 +020048{
Hannes Petermaiera202c5b2015-03-27 08:01:36 +010049 int fg_color = lcd_getfgcolor();
50 int bg_color = lcd_getbgcolor();
Hannes Petermaier604c7d42015-03-27 08:01:38 +010051 int i, row;
52 fbptr_t *dst = (fbptr_t *)pcons->fbbase +
53 y * pcons->lcdsizex +
54 x;
Nikita Kiryanov904672e2014-12-08 17:14:45 +020055
Hannes Petermaier604c7d42015-03-27 08:01:38 +010056 for (row = 0; row < VIDEO_FONT_HEIGHT; row++) {
57 uchar bits = video_fontdata[c * VIDEO_FONT_HEIGHT + row];
58 for (i = 0; i < VIDEO_FONT_WIDTH; ++i) {
59 *dst++ = (bits & 0x80) ? fg_color : bg_color;
Hannes Petermaier97562c12015-03-27 08:01:35 +010060 bits <<= 1;
Nikita Kiryanov904672e2014-12-08 17:14:45 +020061 }
Hannes Petermaier604c7d42015-03-27 08:01:38 +010062 dst += (pcons->lcdsizex - VIDEO_FONT_WIDTH);
Nikita Kiryanov904672e2014-12-08 17:14:45 +020063 }
64}
65
Hannes Petermaier604c7d42015-03-27 08:01:38 +010066static inline void console_setrow0(struct console_t *pcons, u32 row, int clr)
Nikita Kiryanov904672e2014-12-08 17:14:45 +020067{
Hannes Petermaier604c7d42015-03-27 08:01:38 +010068 int i;
69 fbptr_t *dst = (fbptr_t *)pcons->fbbase +
70 row * VIDEO_FONT_HEIGHT *
71 pcons->lcdsizex;
Nikita Kiryanov904672e2014-12-08 17:14:45 +020072
Hannes Petermaier604c7d42015-03-27 08:01:38 +010073 for (i = 0; i < (VIDEO_FONT_HEIGHT * pcons->lcdsizex); i++)
74 *dst++ = clr;
75}
Nikita Kiryanov904672e2014-12-08 17:14:45 +020076
Hannes Petermaier604c7d42015-03-27 08:01:38 +010077static inline void console_moverow0(struct console_t *pcons,
78 u32 rowdst, u32 rowsrc)
79{
80 int i;
81 fbptr_t *dst = (fbptr_t *)pcons->fbbase +
82 rowdst * VIDEO_FONT_HEIGHT *
83 pcons->lcdsizex;
84
85 fbptr_t *src = (fbptr_t *)pcons->fbbase +
86 rowsrc * VIDEO_FONT_HEIGHT *
87 pcons->lcdsizex;
88
89 for (i = 0; i < (VIDEO_FONT_HEIGHT * pcons->lcdsizex); i++)
90 *dst++ = *src++;
Nikita Kiryanov904672e2014-12-08 17:14:45 +020091}
92
93static inline void console_back(void)
94{
Hannes Petermaier74711422015-03-27 08:01:37 +010095 if (--cons.curr_col < 0) {
96 cons.curr_col = cons.cols - 1;
97 if (--cons.curr_row < 0)
98 cons.curr_row = 0;
Nikita Kiryanov904672e2014-12-08 17:14:45 +020099 }
100
Hannes Petermaier604c7d42015-03-27 08:01:38 +0100101 cons.fp_putc_xy(&cons,
102 cons.curr_col * VIDEO_FONT_WIDTH,
103 cons.curr_row * VIDEO_FONT_HEIGHT, ' ');
Nikita Kiryanov904672e2014-12-08 17:14:45 +0200104}
105
106static inline void console_newline(void)
107{
Hannes Petermaier604c7d42015-03-27 08:01:38 +0100108 const int rows = CONFIG_CONSOLE_SCROLL_LINES;
109 int bg_color = lcd_getbgcolor();
110 int i;
111
Hannes Petermaier74711422015-03-27 08:01:37 +0100112 cons.curr_col = 0;
Nikita Kiryanov904672e2014-12-08 17:14:45 +0200113
114 /* Check if we need to scroll the terminal */
Hannes Petermaier604c7d42015-03-27 08:01:38 +0100115 if (++cons.curr_row >= cons.rows) {
116 for (i = 0; i < cons.rows-rows; i++)
117 cons.fp_console_moverow(&cons, i, i+rows);
118 for (i = 0; i < rows; i++)
119 cons.fp_console_setrow(&cons, cons.rows-i-1, bg_color);
120 cons.curr_row -= rows;
121 }
122 lcd_sync();
123}
124
125void console_calc_rowcol(struct console_t *pcons, u32 sizex, u32 sizey)
126{
127 pcons->cols = sizex / VIDEO_FONT_WIDTH;
128#if defined(CONFIG_LCD_LOGO) && !defined(CONFIG_LCD_INFO_BELOW_LOGO)
129 pcons->rows = (pcons->lcdsizey - BMP_LOGO_HEIGHT);
130 pcons->rows /= VIDEO_FONT_HEIGHT;
131#else
132 pcons->rows = sizey / VIDEO_FONT_HEIGHT;
133#endif
134}
135
136void __weak lcd_init_console_rot(struct console_t *pcons)
137{
138 return;
139}
140
141void lcd_init_console(void *address, int vl_cols, int vl_rows, int vl_rot)
142{
143 memset(&cons, 0, sizeof(cons));
144 cons.fbbase = address;
145
146 cons.lcdsizex = vl_cols;
147 cons.lcdsizey = vl_rows;
148 cons.lcdrot = vl_rot;
149
150 cons.fp_putc_xy = &lcd_putc_xy0;
151 cons.fp_console_moverow = &console_moverow0;
152 cons.fp_console_setrow = &console_setrow0;
153 console_calc_rowcol(&cons, cons.lcdsizex, cons.lcdsizey);
154
155 lcd_init_console_rot(&cons);
156
157 debug("lcd_console: have %d/%d col/rws on scr %dx%d (%d deg rotated)\n",
158 cons.cols, cons.rows, cons.lcdsizex, cons.lcdsizey, vl_rot);
Nikita Kiryanov904672e2014-12-08 17:14:45 +0200159}
160
161void lcd_putc(const char c)
162{
163 if (!lcd_is_enabled) {
164 serial_putc(c);
165
166 return;
167 }
168
169 switch (c) {
170 case '\r':
Hannes Petermaier74711422015-03-27 08:01:37 +0100171 cons.curr_col = 0;
Nikita Kiryanov904672e2014-12-08 17:14:45 +0200172 return;
173 case '\n':
174 console_newline();
175
176 return;
177 case '\t': /* Tab (8 chars alignment) */
Hannes Petermaier74711422015-03-27 08:01:37 +0100178 cons.curr_col += 8;
179 cons.curr_col &= ~7;
Nikita Kiryanov904672e2014-12-08 17:14:45 +0200180
Hannes Petermaier74711422015-03-27 08:01:37 +0100181 if (cons.curr_col >= cons.cols)
Nikita Kiryanov904672e2014-12-08 17:14:45 +0200182 console_newline();
183
184 return;
185 case '\b':
186 console_back();
187
188 return;
189 default:
Hannes Petermaier604c7d42015-03-27 08:01:38 +0100190 cons.fp_putc_xy(&cons,
191 cons.curr_col * VIDEO_FONT_WIDTH,
192 cons.curr_row * VIDEO_FONT_HEIGHT, c);
Hannes Petermaier74711422015-03-27 08:01:37 +0100193 if (++cons.curr_col >= cons.cols)
Nikita Kiryanov904672e2014-12-08 17:14:45 +0200194 console_newline();
195 }
196}
197
198void lcd_puts(const char *s)
199{
200 if (!lcd_is_enabled) {
201 serial_puts(s);
202
203 return;
204 }
205
206 while (*s)
207 lcd_putc(*s++);
208
209 lcd_sync();
210}
211
212void lcd_printf(const char *fmt, ...)
213{
214 va_list args;
215 char buf[CONFIG_SYS_PBSIZE];
216
217 va_start(args, fmt);
218 vsprintf(buf, fmt, args);
219 va_end(args);
220
221 lcd_puts(buf);
222}
Hannes Petermaierd38d0c62015-02-03 13:22:24 +0100223
Simon Glass09140112020-05-10 11:40:03 -0600224static int do_lcd_setcursor(struct cmd_tbl *cmdtp, int flag, int argc,
Hannes Petermaierd38d0c62015-02-03 13:22:24 +0100225 char *const argv[])
226{
227 unsigned int col, row;
228
229 if (argc != 3)
230 return CMD_RET_USAGE;
231
Simon Glass0b1284e2021-07-24 09:03:30 -0600232 col = dectoul(argv[1], NULL);
233 row = dectoul(argv[2], NULL);
Hannes Petermaierd38d0c62015-02-03 13:22:24 +0100234 lcd_position_cursor(col, row);
235
236 return 0;
237}
238
Simon Glass09140112020-05-10 11:40:03 -0600239static int do_lcd_puts(struct cmd_tbl *cmdtp, int flag, int argc,
Hannes Petermaier1b7caf12015-02-03 13:22:25 +0100240 char *const argv[])
241{
242 if (argc != 2)
243 return CMD_RET_USAGE;
244
245 lcd_puts(argv[1]);
246
247 return 0;
248}
249
Hannes Petermaierd38d0c62015-02-03 13:22:24 +0100250U_BOOT_CMD(
251 setcurs, 3, 1, do_lcd_setcursor,
252 "set cursor position within screen",
253 " <col> <row> in character"
254);
Hannes Petermaier1b7caf12015-02-03 13:22:25 +0100255
256U_BOOT_CMD(
257 lcdputs, 2, 1, do_lcd_puts,
258 "print string on lcd-framebuffer",
259 " <string>"
260);