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// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (c) 2015 Google, Inc
* (C) Copyright 2015
* Bernecker & Rainer Industrieelektronik GmbH - http://www.br-automation.com
* (C) Copyright 2023 Dzmitry Sankouski <dsankouski@gmail.com>
*/
#include <charset.h>
#include <dm.h>
#include <video.h>
#include <video_console.h>
#include <video_font.h> /* Get font data, width and height */
#include "vidconsole_internal.h"
static int console_set_row(struct udevice *dev, uint row, int clr)
{
struct video_priv *vid_priv = dev_get_uclass_priv(dev->parent);
struct console_simple_priv *priv = dev_get_priv(dev);
struct video_fontdata *fontdata = priv->fontdata;
void *line, *dst, *end;
int pixels = fontdata->height * vid_priv->xsize;
int ret;
int i;
int pbytes;
ret = check_bpix_support(vid_priv->bpix);
if (ret)
return ret;
line = vid_priv->fb + row * fontdata->height * vid_priv->line_length;
dst = line;
pbytes = VNBYTES(vid_priv->bpix);
for (i = 0; i < pixels; i++)
fill_pixel_and_goto_next(&dst, clr, pbytes, pbytes);
end = dst;
video_damage(dev->parent,
0,
fontdata->height * row,
vid_priv->xsize,
fontdata->height);
return 0;
}
static int console_move_rows(struct udevice *dev, uint rowdst,
uint rowsrc, uint count)
{
struct video_priv *vid_priv = dev_get_uclass_priv(dev->parent);
struct console_simple_priv *priv = dev_get_priv(dev);
struct video_fontdata *fontdata = priv->fontdata;
void *dst;
void *src;
int size;
dst = vid_priv->fb + rowdst * fontdata->height * vid_priv->line_length;
src = vid_priv->fb + rowsrc * fontdata->height * vid_priv->line_length;
size = fontdata->height * vid_priv->line_length * count;
memmove(dst, src, size);
video_damage(dev->parent,
0,
fontdata->height * rowdst,
vid_priv->xsize,
fontdata->height * count);
return 0;
}
static int console_putc_xy(struct udevice *dev, uint x_frac, uint y, int cp)
{
struct vidconsole_priv *vc_priv = dev_get_uclass_priv(dev);
struct udevice *vid = dev->parent;
struct video_priv *vid_priv = dev_get_uclass_priv(vid);
struct console_simple_priv *priv = dev_get_priv(dev);
struct video_fontdata *fontdata = priv->fontdata;
int pbytes = VNBYTES(vid_priv->bpix);
int x, linenum, ret;
void *start, *line;
u8 ch = console_utf_to_cp437(cp);
uchar *pfont = fontdata->video_fontdata +
ch * fontdata->char_pixel_bytes;
if (x_frac + VID_TO_POS(vc_priv->x_charsize) > vc_priv->xsize_frac)
return -EAGAIN;
linenum = y;
x = VID_TO_PIXEL(x_frac);
start = vid_priv->fb + linenum * vid_priv->line_length + x * pbytes;
line = start;
if (x_frac + VID_TO_POS(vc_priv->x_charsize) > vc_priv->xsize_frac)
return -EAGAIN;
ret = fill_char_vertically(pfont, &line, vid_priv, fontdata, NORMAL_DIRECTION);
if (ret)
return ret;
video_damage(dev->parent,
x,
y,
fontdata->width,
fontdata->height);
return VID_TO_POS(fontdata->width);
}
static int console_set_cursor_visible(struct udevice *dev, bool visible,
uint x, uint y, uint index)
{
struct vidconsole_priv *vc_priv = dev_get_uclass_priv(dev);
struct udevice *vid = dev->parent;
struct video_priv *vid_priv = dev_get_uclass_priv(vid);
struct console_simple_priv *priv = dev_get_priv(dev);
struct video_fontdata *fontdata = priv->fontdata;
int pbytes = VNBYTES(vid_priv->bpix);
void *start, *line;
/* for now, this is not used outside expo */
if (!IS_ENABLED(CONFIG_EXPO))
return -ENOSYS;
x += index * fontdata->width;
start = vid_priv->fb + y * vid_priv->line_length + x * pbytes;
/* place the cursor 1 pixel before the start of the next char */
x -= 1;
line = start;
draw_cursor_vertically(&line, vid_priv, vc_priv->y_charsize,
NORMAL_DIRECTION);
return 0;
}
struct vidconsole_ops console_ops = {
.putc_xy = console_putc_xy,
.move_rows = console_move_rows,
.set_row = console_set_row,
.get_font_size = console_simple_get_font_size,
.get_font = console_simple_get_font,
.select_font = console_simple_select_font,
.set_cursor_visible = console_set_cursor_visible,
};
U_BOOT_DRIVER(vidconsole_normal) = {
.name = "vidconsole0",
.id = UCLASS_VIDEO_CONSOLE,
.ops = &console_ops,
.probe = console_probe,
.priv_auto = sizeof(struct console_simple_priv),
};
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