video: cfb_console: add function to plot the logo area black
Signed-off-by: Bastian Ruppert <Bastian.Ruppert@Sewerin.de> CC: Anatolij Gustschin <agust@denx.de> CC: Tom Rini <trini@ti.com> CC: Stefano Babic <sbabic@denx.de>
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@ -1487,7 +1487,39 @@ int video_display_bitmap(ulong bmp_image, int x, int y)
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static int video_logo_xpos;
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static int video_logo_xpos;
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static int video_logo_ypos;
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static int video_logo_ypos;
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void logo_plot(void *screen, int width, int x, int y)
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static void plot_logo_or_black(void *screen, int width, int x, int y, \
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int black);
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static void logo_plot(void *screen, int width, int x, int y)
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{
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plot_logo_or_black(screen, width, x, y, 0);
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}
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static void logo_black(void)
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{
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plot_logo_or_black(video_fb_address, \
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VIDEO_COLS, \
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video_logo_xpos, \
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video_logo_ypos, \
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1);
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}
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static int do_clrlogo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
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{
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if (argc != 1)
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return cmd_usage(cmdtp);
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logo_black();
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return 0;
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}
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U_BOOT_CMD(
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clrlogo, 1, 0, do_clrlogo,
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"fill the boot logo area with black",
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" "
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);
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static void plot_logo_or_black(void *screen, int width, int x, int y, int black)
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{
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{
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int xcount, i;
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int xcount, i;
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@ -1545,9 +1577,15 @@ void logo_plot(void *screen, int width, int x, int y)
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#endif
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#endif
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xcount = VIDEO_LOGO_WIDTH;
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xcount = VIDEO_LOGO_WIDTH;
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while (xcount--) {
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while (xcount--) {
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r = logo_red[*source - VIDEO_LOGO_LUT_OFFSET];
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if (black) {
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g = logo_green[*source - VIDEO_LOGO_LUT_OFFSET];
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r = 0x00;
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b = logo_blue[*source - VIDEO_LOGO_LUT_OFFSET];
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g = 0x00;
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b = 0x00;
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} else {
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r = logo_red[*source - VIDEO_LOGO_LUT_OFFSET];
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g = logo_green[*source - VIDEO_LOGO_LUT_OFFSET];
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b = logo_blue[*source - VIDEO_LOGO_LUT_OFFSET];
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}
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switch (VIDEO_DATA_FORMAT) {
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switch (VIDEO_DATA_FORMAT) {
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case GDF__8BIT_INDEX:
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case GDF__8BIT_INDEX:
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