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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
*/
#include <common.h>
#include <dm.h>
#include <video.h>
#include <video_console.h>
#include <video_font.h> /* Get font data, width and height */
static int console_set_row_1(struct udevice *dev, uint row, int clr)
{
struct video_priv *vid_priv = dev_get_uclass_priv(dev->parent);
int pbytes = VNBYTES(vid_priv->bpix);
void *start, *line;
int i, j;
int ret;
start = vid_priv->fb + vid_priv->line_length -
(row + 1) * VIDEO_FONT_HEIGHT * pbytes;
line = start;
for (j = 0; j < vid_priv->ysize; j++) {
switch (vid_priv->bpix) {
case VIDEO_BPP8:
if (IS_ENABLED(CONFIG_VIDEO_BPP8)) {
uint8_t *dst = line;
for (i = 0; i < VIDEO_FONT_HEIGHT; i++)
*dst++ = clr;
break;
}
case VIDEO_BPP16:
if (IS_ENABLED(CONFIG_VIDEO_BPP16)) {
uint16_t *dst = line;
for (i = 0; i < VIDEO_FONT_HEIGHT; i++)
*dst++ = clr;
break;
}
case VIDEO_BPP32:
if (IS_ENABLED(CONFIG_VIDEO_BPP32)) {
uint32_t *dst = line;
for (i = 0; i < VIDEO_FONT_HEIGHT; i++)
*dst++ = clr;
break;
}
default:
return -ENOSYS;
}
line += vid_priv->line_length;
}
ret = vidconsole_sync_copy(dev, start, line);
if (ret)
return ret;
return 0;
}
static int console_move_rows_1(struct udevice *dev, uint rowdst, uint rowsrc,
uint count)
{
struct video_priv *vid_priv = dev_get_uclass_priv(dev->parent);
int pbytes = VNBYTES(vid_priv->bpix);
void *dst;
void *src;
int j, ret;
dst = vid_priv->fb + vid_priv->line_length -
(rowdst + count) * VIDEO_FONT_HEIGHT * pbytes;
src = vid_priv->fb + vid_priv->line_length -
(rowsrc + count) * VIDEO_FONT_HEIGHT * pbytes;
for (j = 0; j < vid_priv->ysize; j++) {
ret = vidconsole_memmove(dev, dst, src,
VIDEO_FONT_HEIGHT * pbytes * count);
if (ret)
return ret;
src += vid_priv->line_length;
dst += vid_priv->line_length;
}
return 0;
}
static int console_putc_xy_1(struct udevice *dev, uint x_frac, uint y, char ch)
{
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);
uchar *pfont = video_fontdata + (u8)ch * VIDEO_FONT_HEIGHT;
int pbytes = VNBYTES(vid_priv->bpix);
int i, col, x, linenum, ret;
int mask = 0x80;
void *start, *line;
linenum = VID_TO_PIXEL(x_frac) + 1;
x = y + 1;
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;
for (col = 0; col < VIDEO_FONT_HEIGHT; col++) {
switch (vid_priv->bpix) {
case VIDEO_BPP8:
if (IS_ENABLED(CONFIG_VIDEO_BPP8)) {
uint8_t *dst = line;
for (i = 0; i < VIDEO_FONT_HEIGHT; i++) {
*dst-- = (pfont[i] & mask) ?
vid_priv->colour_fg :
vid_priv->colour_bg;
}
break;
}
case VIDEO_BPP16:
if (IS_ENABLED(CONFIG_VIDEO_BPP16)) {
uint16_t *dst = line;
for (i = 0; i < VIDEO_FONT_HEIGHT; i++) {
*dst-- = (pfont[i] & mask) ?
vid_priv->colour_fg :
vid_priv->colour_bg;
}
break;
}
case VIDEO_BPP32:
if (IS_ENABLED(CONFIG_VIDEO_BPP32)) {
uint32_t *dst = line;
for (i = 0; i < VIDEO_FONT_HEIGHT; i++) {
*dst-- = (pfont[i] & mask) ?
vid_priv->colour_fg :
vid_priv->colour_bg;
}
break;
}
default:
return -ENOSYS;
}
line += vid_priv->line_length;
mask >>= 1;
}
/* We draw backwards from 'start, so account for the first line */
ret = vidconsole_sync_copy(dev, start - vid_priv->line_length, line);
if (ret)
return ret;
return VID_TO_POS(VIDEO_FONT_WIDTH);
}
static int console_set_row_2(struct udevice *dev, uint row, int clr)
{
struct video_priv *vid_priv = dev_get_uclass_priv(dev->parent);
void *start, *line, *end;
int pixels = VIDEO_FONT_HEIGHT * vid_priv->xsize;
int i, ret;
start = vid_priv->fb + vid_priv->ysize * vid_priv->line_length -
(row + 1) * VIDEO_FONT_HEIGHT * vid_priv->line_length;
line = start;
switch (vid_priv->bpix) {
case VIDEO_BPP8:
if (IS_ENABLED(CONFIG_VIDEO_BPP8)) {
uint8_t *dst = line;
for (i = 0; i < pixels; i++)
*dst++ = clr;
end = dst;
break;
}
case VIDEO_BPP16:
if (IS_ENABLED(CONFIG_VIDEO_BPP16)) {
uint16_t *dst = line;
for (i = 0; i < pixels; i++)
*dst++ = clr;
end = dst;
break;
}
case VIDEO_BPP32:
if (IS_ENABLED(CONFIG_VIDEO_BPP32)) {
uint32_t *dst = line;
for (i = 0; i < pixels; i++)
*dst++ = clr;
end = dst;
break;
}
default:
return -ENOSYS;
}
ret = vidconsole_sync_copy(dev, start, end);
if (ret)
return ret;
return 0;
}
static int console_move_rows_2(struct udevice *dev, uint rowdst, uint rowsrc,
uint count)
{
struct video_priv *vid_priv = dev_get_uclass_priv(dev->parent);
void *dst;
void *src;
void *end;
end = vid_priv->fb + vid_priv->ysize * vid_priv->line_length;
dst = end - (rowdst + count) * VIDEO_FONT_HEIGHT *
vid_priv->line_length;
src = end - (rowsrc + count) * VIDEO_FONT_HEIGHT *
vid_priv->line_length;
vidconsole_memmove(dev, dst, src,
VIDEO_FONT_HEIGHT * vid_priv->line_length * count);
return 0;
}
static int console_putc_xy_2(struct udevice *dev, uint x_frac, uint y, char ch)
{
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);
int pbytes = VNBYTES(vid_priv->bpix);
int i, row, x, linenum, ret;
void *start, *line;
if (x_frac + VID_TO_POS(vc_priv->x_charsize) > vc_priv->xsize_frac)
return -EAGAIN;
linenum = vid_priv->ysize - y - 1;
x = vid_priv->xsize - VID_TO_PIXEL(x_frac) - 1;
start = vid_priv->fb + linenum * vid_priv->line_length + x * pbytes;
line = start;
for (row = 0; row < VIDEO_FONT_HEIGHT; row++) {
unsigned int idx = (u8)ch * VIDEO_FONT_HEIGHT + row;
uchar bits = video_fontdata[idx];
switch (vid_priv->bpix) {
case VIDEO_BPP8:
if (IS_ENABLED(CONFIG_VIDEO_BPP8)) {
uint8_t *dst = line;
for (i = 0; i < VIDEO_FONT_WIDTH; i++) {
*dst-- = (bits & 0x80) ?
vid_priv->colour_fg :
vid_priv->colour_bg;
bits <<= 1;
}
break;
}
case VIDEO_BPP16:
if (IS_ENABLED(CONFIG_VIDEO_BPP16)) {
uint16_t *dst = line;
for (i = 0; i < VIDEO_FONT_WIDTH; i++) {
*dst-- = (bits & 0x80) ?
vid_priv->colour_fg :
vid_priv->colour_bg;
bits <<= 1;
}
break;
}
case VIDEO_BPP32:
if (IS_ENABLED(CONFIG_VIDEO_BPP32)) {
uint32_t *dst = line;
for (i = 0; i < VIDEO_FONT_WIDTH; i++) {
*dst-- = (bits & 0x80) ?
vid_priv->colour_fg :
vid_priv->colour_bg;
bits <<= 1;
}
break;
}
default:
return -ENOSYS;
}
line -= vid_priv->line_length;
}
/* Add 4 bytes to allow for the first pixel writen */
ret = vidconsole_sync_copy(dev, start + 4, line);
if (ret)
return ret;
return VID_TO_POS(VIDEO_FONT_WIDTH);
}
static int console_set_row_3(struct udevice *dev, uint row, int clr)
{
struct video_priv *vid_priv = dev_get_uclass_priv(dev->parent);
int pbytes = VNBYTES(vid_priv->bpix);
void *start, *line;
int i, j, ret;
start = vid_priv->fb + row * VIDEO_FONT_HEIGHT * pbytes;
line = start;
for (j = 0; j < vid_priv->ysize; j++) {
switch (vid_priv->bpix) {
case VIDEO_BPP8:
if (IS_ENABLED(CONFIG_VIDEO_BPP8)) {
uint8_t *dst = line;
for (i = 0; i < VIDEO_FONT_HEIGHT; i++)
*dst++ = clr;
break;
}
case VIDEO_BPP16:
if (IS_ENABLED(CONFIG_VIDEO_BPP16)) {
uint16_t *dst = line;
for (i = 0; i < VIDEO_FONT_HEIGHT; i++)
*dst++ = clr;
break;
}
case VIDEO_BPP32:
if (IS_ENABLED(CONFIG_VIDEO_BPP32)) {
uint32_t *dst = line;
for (i = 0; i < VIDEO_FONT_HEIGHT; i++)
*dst++ = clr;
break;
}
default:
return -ENOSYS;
}
line += vid_priv->line_length;
}
ret = vidconsole_sync_copy(dev, start, line);
if (ret)
return ret;
return 0;
}
static int console_move_rows_3(struct udevice *dev, uint rowdst, uint rowsrc,
uint count)
{
struct video_priv *vid_priv = dev_get_uclass_priv(dev->parent);
int pbytes = VNBYTES(vid_priv->bpix);
void *dst;
void *src;
int j, ret;
dst = vid_priv->fb + rowdst * VIDEO_FONT_HEIGHT * pbytes;
src = vid_priv->fb + rowsrc * VIDEO_FONT_HEIGHT * pbytes;
for (j = 0; j < vid_priv->ysize; j++) {
ret = vidconsole_memmove(dev, dst, src,
VIDEO_FONT_HEIGHT * pbytes * count);
if (ret)
return ret;
src += vid_priv->line_length;
dst += vid_priv->line_length;
}
return 0;
}
static int console_putc_xy_3(struct udevice *dev, uint x_frac, uint y, char ch)
{
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);
uchar *pfont = video_fontdata + (u8)ch * VIDEO_FONT_HEIGHT;
int pbytes = VNBYTES(vid_priv->bpix);
int i, col, x, ret;
int mask = 0x80;
void *start, *line;
if (x_frac + VID_TO_POS(vc_priv->x_charsize) > vc_priv->xsize_frac)
return -EAGAIN;
x = vid_priv->ysize - VID_TO_PIXEL(x_frac) - 1;
start = vid_priv->fb + x * vid_priv->line_length + y * pbytes;
line = start;
for (col = 0; col < VIDEO_FONT_HEIGHT; col++) {
switch (vid_priv->bpix) {
case VIDEO_BPP8:
if (IS_ENABLED(CONFIG_VIDEO_BPP8)) {
uint8_t *dst = line;
for (i = 0; i < VIDEO_FONT_HEIGHT; i++) {
*dst++ = (pfont[i] & mask) ?
vid_priv->colour_fg :
vid_priv->colour_bg;
}
break;
}
case VIDEO_BPP16:
if (IS_ENABLED(CONFIG_VIDEO_BPP16)) {
uint16_t *dst = line;
for (i = 0; i < VIDEO_FONT_HEIGHT; i++) {
*dst++ = (pfont[i] & mask) ?
vid_priv->colour_fg :
vid_priv->colour_bg;
}
break;
}
case VIDEO_BPP32:
if (IS_ENABLED(CONFIG_VIDEO_BPP32)) {
uint32_t *dst = line;
for (i = 0; i < VIDEO_FONT_HEIGHT; i++) {
*dst++ = (pfont[i] & mask) ?
vid_priv->colour_fg :
vid_priv->colour_bg;
}
break;
}
default:
return -ENOSYS;
}
line -= vid_priv->line_length;
mask >>= 1;
}
/* Add a line to allow for the first pixels writen */
ret = vidconsole_sync_copy(dev, start + vid_priv->line_length, line);
if (ret)
return ret;
return VID_TO_POS(VIDEO_FONT_WIDTH);
}
static int console_probe_2(struct udevice *dev)
{
struct vidconsole_priv *vc_priv = dev_get_uclass_priv(dev);
struct udevice *vid_dev = dev->parent;
struct video_priv *vid_priv = dev_get_uclass_priv(vid_dev);
vc_priv->x_charsize = VIDEO_FONT_WIDTH;
vc_priv->y_charsize = VIDEO_FONT_HEIGHT;
vc_priv->cols = vid_priv->xsize / VIDEO_FONT_WIDTH;
vc_priv->rows = vid_priv->ysize / VIDEO_FONT_HEIGHT;
return 0;
}
static int console_probe_1_3(struct udevice *dev)
{
struct vidconsole_priv *vc_priv = dev_get_uclass_priv(dev);
struct udevice *vid_dev = dev->parent;
struct video_priv *vid_priv = dev_get_uclass_priv(vid_dev);
vc_priv->x_charsize = VIDEO_FONT_WIDTH;
vc_priv->y_charsize = VIDEO_FONT_HEIGHT;
vc_priv->cols = vid_priv->ysize / VIDEO_FONT_WIDTH;
vc_priv->rows = vid_priv->xsize / VIDEO_FONT_HEIGHT;
vc_priv->xsize_frac = VID_TO_POS(vid_priv->ysize);
return 0;
}
struct vidconsole_ops console_ops_1 = {
.putc_xy = console_putc_xy_1,
.move_rows = console_move_rows_1,
.set_row = console_set_row_1,
};
struct vidconsole_ops console_ops_2 = {
.putc_xy = console_putc_xy_2,
.move_rows = console_move_rows_2,
.set_row = console_set_row_2,
};
struct vidconsole_ops console_ops_3 = {
.putc_xy = console_putc_xy_3,
.move_rows = console_move_rows_3,
.set_row = console_set_row_3,
};
U_BOOT_DRIVER(vidconsole_1) = {
.name = "vidconsole1",
.id = UCLASS_VIDEO_CONSOLE,
.ops = &console_ops_1,
.probe = console_probe_1_3,
};
U_BOOT_DRIVER(vidconsole_2) = {
.name = "vidconsole2",
.id = UCLASS_VIDEO_CONSOLE,
.ops = &console_ops_2,
.probe = console_probe_2,
};
U_BOOT_DRIVER(vidconsole_3) = {
.name = "vidconsole3",
.id = UCLASS_VIDEO_CONSOLE,
.ops = &console_ops_3,
.probe = console_probe_1_3,
};