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- // SPDX-License-Identifier: GPL-2.0+
- /*
- * Copyright (c) 2015 Google, Inc
- * (C) Copyright 2001-2015
- * DENX Software Engineering -- wd@denx.de
- * Compulab Ltd - http://compulab.co.il/
- * 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_normal_set_row(struct udevice *dev, uint row, int clr)
- {
- struct video_priv *vid_priv = dev_get_uclass_priv(dev->parent);
- void *line, *end;
- int pixels = VIDEO_FONT_HEIGHT * vid_priv->xsize;
- int ret;
- int i;
- line = vid_priv->fb + row * VIDEO_FONT_HEIGHT * vid_priv->line_length;
- 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, line, end);
- if (ret)
- return ret;
- return 0;
- }
- static int console_normal_move_rows(struct udevice *dev, uint rowdst,
- uint rowsrc, uint count)
- {
- struct video_priv *vid_priv = dev_get_uclass_priv(dev->parent);
- void *dst;
- void *src;
- int size;
- int ret;
- dst = vid_priv->fb + rowdst * VIDEO_FONT_HEIGHT * vid_priv->line_length;
- src = vid_priv->fb + rowsrc * VIDEO_FONT_HEIGHT * vid_priv->line_length;
- size = VIDEO_FONT_HEIGHT * vid_priv->line_length * count;
- ret = vidconsole_memmove(dev, dst, src, size);
- if (ret)
- return ret;
- return 0;
- }
- static int console_normal_putc_xy(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 i, row;
- void *start;
- void *line;
- int ret;
- start = vid_priv->fb + y * vid_priv->line_length +
- VID_TO_PIXEL(x_frac) * VNBYTES(vid_priv->bpix);
- line = start;
- if (x_frac + VID_TO_POS(vc_priv->x_charsize) > vc_priv->xsize_frac)
- return -EAGAIN;
- 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;
- }
- ret = vidconsole_sync_copy(dev, start, line);
- if (ret)
- return ret;
- return VID_TO_POS(VIDEO_FONT_WIDTH);
- }
- static int console_normal_probe(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;
- }
- struct vidconsole_ops console_normal_ops = {
- .putc_xy = console_normal_putc_xy,
- .move_rows = console_normal_move_rows,
- .set_row = console_normal_set_row,
- };
- U_BOOT_DRIVER(vidconsole_normal) = {
- .name = "vidconsole0",
- .id = UCLASS_VIDEO_CONSOLE,
- .ops = &console_normal_ops,
- .probe = console_normal_probe,
- };
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