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https://github.com/u-boot/u-boot.git
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c30c5f275b
Update the implementation to keep a track of what it changes in the frame buffer and then tell the copy buffer about it. Use the special vidconsole_memmove() helper so that memmove() operations are also reflected in the copy buffer. Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Anatolij Gustschin <agust@denx.de> Tested-by: Bin Meng <bmeng.cn@gmail.com>
498 lines
12 KiB
C
498 lines
12 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (c) 2015 Google, Inc
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* (C) Copyright 2015
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* Bernecker & Rainer Industrieelektronik GmbH - http://www.br-automation.com
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*/
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#include <common.h>
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#include <dm.h>
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#include <video.h>
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#include <video_console.h>
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#include <video_font.h> /* Get font data, width and height */
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static int console_set_row_1(struct udevice *dev, uint row, int clr)
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{
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struct video_priv *vid_priv = dev_get_uclass_priv(dev->parent);
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int pbytes = VNBYTES(vid_priv->bpix);
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void *start, *line;
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int i, j;
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int ret;
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start = vid_priv->fb + vid_priv->line_length -
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(row + 1) * VIDEO_FONT_HEIGHT * pbytes;
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line = start;
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for (j = 0; j < vid_priv->ysize; j++) {
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switch (vid_priv->bpix) {
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case VIDEO_BPP8:
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if (IS_ENABLED(CONFIG_VIDEO_BPP8)) {
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uint8_t *dst = line;
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for (i = 0; i < VIDEO_FONT_HEIGHT; i++)
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*dst++ = clr;
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break;
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}
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case VIDEO_BPP16:
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if (IS_ENABLED(CONFIG_VIDEO_BPP16)) {
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uint16_t *dst = line;
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for (i = 0; i < VIDEO_FONT_HEIGHT; i++)
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*dst++ = clr;
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break;
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}
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case VIDEO_BPP32:
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if (IS_ENABLED(CONFIG_VIDEO_BPP32)) {
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uint32_t *dst = line;
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for (i = 0; i < VIDEO_FONT_HEIGHT; i++)
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*dst++ = clr;
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break;
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}
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default:
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return -ENOSYS;
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}
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line += vid_priv->line_length;
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}
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ret = vidconsole_sync_copy(dev, start, line);
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if (ret)
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return ret;
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return 0;
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}
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static int console_move_rows_1(struct udevice *dev, uint rowdst, uint rowsrc,
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uint count)
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{
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struct video_priv *vid_priv = dev_get_uclass_priv(dev->parent);
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int pbytes = VNBYTES(vid_priv->bpix);
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void *dst;
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void *src;
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int j, ret;
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dst = vid_priv->fb + vid_priv->line_length -
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(rowdst + count) * VIDEO_FONT_HEIGHT * pbytes;
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src = vid_priv->fb + vid_priv->line_length -
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(rowsrc + count) * VIDEO_FONT_HEIGHT * pbytes;
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for (j = 0; j < vid_priv->ysize; j++) {
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ret = vidconsole_memmove(dev, dst, src,
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VIDEO_FONT_HEIGHT * pbytes * count);
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if (ret)
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return ret;
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src += vid_priv->line_length;
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dst += vid_priv->line_length;
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}
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return 0;
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}
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static int console_putc_xy_1(struct udevice *dev, uint x_frac, uint y, char ch)
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{
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struct vidconsole_priv *vc_priv = dev_get_uclass_priv(dev);
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struct udevice *vid = dev->parent;
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struct video_priv *vid_priv = dev_get_uclass_priv(vid);
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uchar *pfont = video_fontdata + (u8)ch * VIDEO_FONT_HEIGHT;
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int pbytes = VNBYTES(vid_priv->bpix);
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int i, col, x, linenum, ret;
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int mask = 0x80;
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void *start, *line;
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linenum = VID_TO_PIXEL(x_frac) + 1;
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x = y + 1;
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start = vid_priv->fb + linenum * vid_priv->line_length - x * pbytes;
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line = start;
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if (x_frac + VID_TO_POS(vc_priv->x_charsize) > vc_priv->xsize_frac)
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return -EAGAIN;
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for (col = 0; col < VIDEO_FONT_HEIGHT; col++) {
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switch (vid_priv->bpix) {
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case VIDEO_BPP8:
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if (IS_ENABLED(CONFIG_VIDEO_BPP8)) {
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uint8_t *dst = line;
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for (i = 0; i < VIDEO_FONT_HEIGHT; i++) {
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*dst-- = (pfont[i] & mask) ?
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vid_priv->colour_fg :
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vid_priv->colour_bg;
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}
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break;
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}
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case VIDEO_BPP16:
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if (IS_ENABLED(CONFIG_VIDEO_BPP16)) {
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uint16_t *dst = line;
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for (i = 0; i < VIDEO_FONT_HEIGHT; i++) {
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*dst-- = (pfont[i] & mask) ?
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vid_priv->colour_fg :
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vid_priv->colour_bg;
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}
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break;
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}
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case VIDEO_BPP32:
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if (IS_ENABLED(CONFIG_VIDEO_BPP32)) {
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uint32_t *dst = line;
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for (i = 0; i < VIDEO_FONT_HEIGHT; i++) {
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*dst-- = (pfont[i] & mask) ?
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vid_priv->colour_fg :
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vid_priv->colour_bg;
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}
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break;
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}
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default:
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return -ENOSYS;
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}
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line += vid_priv->line_length;
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mask >>= 1;
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}
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/* We draw backwards from 'start, so account for the first line */
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ret = vidconsole_sync_copy(dev, start - vid_priv->line_length, line);
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if (ret)
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return ret;
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return VID_TO_POS(VIDEO_FONT_WIDTH);
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}
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static int console_set_row_2(struct udevice *dev, uint row, int clr)
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{
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struct video_priv *vid_priv = dev_get_uclass_priv(dev->parent);
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void *start, *line, *end;
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int pixels = VIDEO_FONT_HEIGHT * vid_priv->xsize;
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int i, ret;
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start = vid_priv->fb + vid_priv->ysize * vid_priv->line_length -
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(row + 1) * VIDEO_FONT_HEIGHT * vid_priv->line_length;
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line = start;
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switch (vid_priv->bpix) {
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case VIDEO_BPP8:
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if (IS_ENABLED(CONFIG_VIDEO_BPP8)) {
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uint8_t *dst = line;
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for (i = 0; i < pixels; i++)
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*dst++ = clr;
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end = dst;
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break;
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}
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case VIDEO_BPP16:
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if (IS_ENABLED(CONFIG_VIDEO_BPP16)) {
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uint16_t *dst = line;
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for (i = 0; i < pixels; i++)
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*dst++ = clr;
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end = dst;
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break;
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}
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case VIDEO_BPP32:
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if (IS_ENABLED(CONFIG_VIDEO_BPP32)) {
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uint32_t *dst = line;
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for (i = 0; i < pixels; i++)
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*dst++ = clr;
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end = dst;
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break;
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}
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default:
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return -ENOSYS;
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}
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ret = vidconsole_sync_copy(dev, start, end);
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if (ret)
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return ret;
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return 0;
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}
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static int console_move_rows_2(struct udevice *dev, uint rowdst, uint rowsrc,
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uint count)
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{
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struct video_priv *vid_priv = dev_get_uclass_priv(dev->parent);
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void *dst;
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void *src;
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void *end;
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end = vid_priv->fb + vid_priv->ysize * vid_priv->line_length;
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dst = end - (rowdst + count) * VIDEO_FONT_HEIGHT *
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vid_priv->line_length;
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src = end - (rowsrc + count) * VIDEO_FONT_HEIGHT *
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vid_priv->line_length;
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vidconsole_memmove(dev, dst, src,
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VIDEO_FONT_HEIGHT * vid_priv->line_length * count);
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return 0;
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}
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static int console_putc_xy_2(struct udevice *dev, uint x_frac, uint y, char ch)
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{
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struct vidconsole_priv *vc_priv = dev_get_uclass_priv(dev);
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struct udevice *vid = dev->parent;
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struct video_priv *vid_priv = dev_get_uclass_priv(vid);
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int pbytes = VNBYTES(vid_priv->bpix);
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int i, row, x, linenum, ret;
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void *start, *line;
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if (x_frac + VID_TO_POS(vc_priv->x_charsize) > vc_priv->xsize_frac)
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return -EAGAIN;
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linenum = vid_priv->ysize - y - 1;
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x = vid_priv->xsize - VID_TO_PIXEL(x_frac) - 1;
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start = vid_priv->fb + linenum * vid_priv->line_length + x * pbytes;
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line = start;
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for (row = 0; row < VIDEO_FONT_HEIGHT; row++) {
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unsigned int idx = (u8)ch * VIDEO_FONT_HEIGHT + row;
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uchar bits = video_fontdata[idx];
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switch (vid_priv->bpix) {
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case VIDEO_BPP8:
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if (IS_ENABLED(CONFIG_VIDEO_BPP8)) {
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uint8_t *dst = line;
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for (i = 0; i < VIDEO_FONT_WIDTH; i++) {
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*dst-- = (bits & 0x80) ?
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vid_priv->colour_fg :
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vid_priv->colour_bg;
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bits <<= 1;
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}
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break;
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}
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case VIDEO_BPP16:
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if (IS_ENABLED(CONFIG_VIDEO_BPP16)) {
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uint16_t *dst = line;
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for (i = 0; i < VIDEO_FONT_WIDTH; i++) {
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*dst-- = (bits & 0x80) ?
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vid_priv->colour_fg :
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vid_priv->colour_bg;
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bits <<= 1;
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}
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break;
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}
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case VIDEO_BPP32:
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if (IS_ENABLED(CONFIG_VIDEO_BPP32)) {
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uint32_t *dst = line;
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for (i = 0; i < VIDEO_FONT_WIDTH; i++) {
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*dst-- = (bits & 0x80) ?
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vid_priv->colour_fg :
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vid_priv->colour_bg;
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bits <<= 1;
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}
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break;
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}
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default:
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return -ENOSYS;
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}
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line -= vid_priv->line_length;
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}
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/* Add 4 bytes to allow for the first pixel writen */
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ret = vidconsole_sync_copy(dev, start + 4, line);
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if (ret)
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return ret;
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return VID_TO_POS(VIDEO_FONT_WIDTH);
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}
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static int console_set_row_3(struct udevice *dev, uint row, int clr)
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{
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struct video_priv *vid_priv = dev_get_uclass_priv(dev->parent);
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int pbytes = VNBYTES(vid_priv->bpix);
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void *start, *line;
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int i, j, ret;
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start = vid_priv->fb + row * VIDEO_FONT_HEIGHT * pbytes;
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line = start;
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for (j = 0; j < vid_priv->ysize; j++) {
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switch (vid_priv->bpix) {
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case VIDEO_BPP8:
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if (IS_ENABLED(CONFIG_VIDEO_BPP8)) {
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uint8_t *dst = line;
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for (i = 0; i < VIDEO_FONT_HEIGHT; i++)
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*dst++ = clr;
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break;
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}
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case VIDEO_BPP16:
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if (IS_ENABLED(CONFIG_VIDEO_BPP16)) {
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uint16_t *dst = line;
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for (i = 0; i < VIDEO_FONT_HEIGHT; i++)
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*dst++ = clr;
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break;
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}
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case VIDEO_BPP32:
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if (IS_ENABLED(CONFIG_VIDEO_BPP32)) {
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uint32_t *dst = line;
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for (i = 0; i < VIDEO_FONT_HEIGHT; i++)
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*dst++ = clr;
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break;
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}
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default:
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return -ENOSYS;
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}
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line += vid_priv->line_length;
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}
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ret = vidconsole_sync_copy(dev, start, line);
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if (ret)
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return ret;
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return 0;
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}
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static int console_move_rows_3(struct udevice *dev, uint rowdst, uint rowsrc,
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uint count)
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{
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struct video_priv *vid_priv = dev_get_uclass_priv(dev->parent);
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int pbytes = VNBYTES(vid_priv->bpix);
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void *dst;
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void *src;
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int j, ret;
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dst = vid_priv->fb + rowdst * VIDEO_FONT_HEIGHT * pbytes;
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src = vid_priv->fb + rowsrc * VIDEO_FONT_HEIGHT * pbytes;
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for (j = 0; j < vid_priv->ysize; j++) {
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ret = vidconsole_memmove(dev, dst, src,
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VIDEO_FONT_HEIGHT * pbytes * count);
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if (ret)
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return ret;
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src += vid_priv->line_length;
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dst += vid_priv->line_length;
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}
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return 0;
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}
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static int console_putc_xy_3(struct udevice *dev, uint x_frac, uint y, char ch)
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{
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struct vidconsole_priv *vc_priv = dev_get_uclass_priv(dev);
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struct udevice *vid = dev->parent;
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struct video_priv *vid_priv = dev_get_uclass_priv(vid);
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uchar *pfont = video_fontdata + (u8)ch * VIDEO_FONT_HEIGHT;
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int pbytes = VNBYTES(vid_priv->bpix);
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int i, col, x, ret;
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int mask = 0x80;
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void *start, *line;
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if (x_frac + VID_TO_POS(vc_priv->x_charsize) > vc_priv->xsize_frac)
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return -EAGAIN;
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x = vid_priv->ysize - VID_TO_PIXEL(x_frac) - 1;
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start = vid_priv->fb + x * vid_priv->line_length + y * pbytes;
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line = start;
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for (col = 0; col < VIDEO_FONT_HEIGHT; col++) {
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switch (vid_priv->bpix) {
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case VIDEO_BPP8:
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if (IS_ENABLED(CONFIG_VIDEO_BPP8)) {
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uint8_t *dst = line;
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for (i = 0; i < VIDEO_FONT_HEIGHT; i++) {
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*dst++ = (pfont[i] & mask) ?
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vid_priv->colour_fg :
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vid_priv->colour_bg;
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}
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break;
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}
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case VIDEO_BPP16:
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if (IS_ENABLED(CONFIG_VIDEO_BPP16)) {
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uint16_t *dst = line;
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for (i = 0; i < VIDEO_FONT_HEIGHT; i++) {
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*dst++ = (pfont[i] & mask) ?
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vid_priv->colour_fg :
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vid_priv->colour_bg;
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}
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break;
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}
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case VIDEO_BPP32:
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if (IS_ENABLED(CONFIG_VIDEO_BPP32)) {
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uint32_t *dst = line;
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for (i = 0; i < VIDEO_FONT_HEIGHT; i++) {
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*dst++ = (pfont[i] & mask) ?
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vid_priv->colour_fg :
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vid_priv->colour_bg;
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}
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break;
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}
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default:
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return -ENOSYS;
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}
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line -= vid_priv->line_length;
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mask >>= 1;
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}
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/* Add a line to allow for the first pixels writen */
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ret = vidconsole_sync_copy(dev, start + vid_priv->line_length, line);
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if (ret)
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return ret;
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return VID_TO_POS(VIDEO_FONT_WIDTH);
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}
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static int console_probe_2(struct udevice *dev)
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{
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struct vidconsole_priv *vc_priv = dev_get_uclass_priv(dev);
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struct udevice *vid_dev = dev->parent;
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struct video_priv *vid_priv = dev_get_uclass_priv(vid_dev);
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vc_priv->x_charsize = VIDEO_FONT_WIDTH;
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vc_priv->y_charsize = VIDEO_FONT_HEIGHT;
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vc_priv->cols = vid_priv->xsize / VIDEO_FONT_WIDTH;
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vc_priv->rows = vid_priv->ysize / VIDEO_FONT_HEIGHT;
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return 0;
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}
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static int console_probe_1_3(struct udevice *dev)
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{
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struct vidconsole_priv *vc_priv = dev_get_uclass_priv(dev);
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struct udevice *vid_dev = dev->parent;
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struct video_priv *vid_priv = dev_get_uclass_priv(vid_dev);
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vc_priv->x_charsize = VIDEO_FONT_WIDTH;
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vc_priv->y_charsize = VIDEO_FONT_HEIGHT;
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vc_priv->cols = vid_priv->ysize / VIDEO_FONT_WIDTH;
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vc_priv->rows = vid_priv->xsize / VIDEO_FONT_HEIGHT;
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vc_priv->xsize_frac = VID_TO_POS(vid_priv->ysize);
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return 0;
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}
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struct vidconsole_ops console_ops_1 = {
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.putc_xy = console_putc_xy_1,
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.move_rows = console_move_rows_1,
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.set_row = console_set_row_1,
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};
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struct vidconsole_ops console_ops_2 = {
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.putc_xy = console_putc_xy_2,
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.move_rows = console_move_rows_2,
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.set_row = console_set_row_2,
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};
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struct vidconsole_ops console_ops_3 = {
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.putc_xy = console_putc_xy_3,
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.move_rows = console_move_rows_3,
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.set_row = console_set_row_3,
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};
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U_BOOT_DRIVER(vidconsole_1) = {
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.name = "vidconsole1",
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.id = UCLASS_VIDEO_CONSOLE,
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.ops = &console_ops_1,
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.probe = console_probe_1_3,
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};
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U_BOOT_DRIVER(vidconsole_2) = {
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.name = "vidconsole2",
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.id = UCLASS_VIDEO_CONSOLE,
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|
.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,
|
|
};
|