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| author | Pali Rohár <pali.rohar@gmail.com> | 2012-04-28 07:26:44 +0000 |
|---|---|---|
| committer | Anatolij Gustschin <agust@denx.de> | 2012-06-04 22:43:31 +0200 |
| commit | 90f60a81daa714b2395d2e9ee3ea25db883ca061 (patch) | |
| tree | 4705e310883863abb4cf80a35af0fd1405916f06 /drivers/video | |
| parent | 04bbe6999048f74af00305cacae14a2d7faf2063 (diff) | |
| download | u-boot-imx-90f60a81daa714b2395d2e9ee3ea25db883ca061.zip u-boot-imx-90f60a81daa714b2395d2e9ee3ea25db883ca061.tar.gz u-boot-imx-90f60a81daa714b2395d2e9ee3ea25db883ca061.tar.bz2 | |
cfb_console: Add console_clear_line function
console_clear_line() clears part of specified line or the full line.
Signed-off-by: Pali Rohár <pali.rohar@gmail.com>
Signed-off-by: Anatolij Gustschin <agust@denx.de>
Diffstat (limited to 'drivers/video')
| -rw-r--r-- | drivers/video/cfb_console.c | 49 |
1 files changed, 36 insertions, 13 deletions
diff --git a/drivers/video/cfb_console.c b/drivers/video/cfb_console.c index 51ea167..6fa61d2 100644 --- a/drivers/video/cfb_console.c +++ b/drivers/video/cfb_console.c @@ -683,6 +683,41 @@ static void memcpyl(int *d, int *s, int c) } #endif +static void console_clear_line(int line, int begin, int end) +{ +#ifdef VIDEO_HW_RECTFILL + video_hw_rectfill(VIDEO_PIXEL_SIZE, /* bytes per pixel */ + VIDEO_FONT_WIDTH * begin, /* dest pos x */ + video_logo_height + + VIDEO_FONT_HEIGHT * line, /* dest pos y */ + VIDEO_FONT_WIDTH * (end - begin + 1), /* fr. width */ + VIDEO_FONT_HEIGHT, /* frame height */ + bgx /* fill color */ + ); +#else + if (begin == 0 && (end + 1) == CONSOLE_COLS) { + memsetl(CONSOLE_ROW_FIRST + + CONSOLE_ROW_SIZE * line, /* offset of row */ + CONSOLE_ROW_SIZE >> 2, /* length of row */ + bgx /* fill color */ + ); + } else { + void *offset; + int i, size; + + offset = CONSOLE_ROW_FIRST + + CONSOLE_ROW_SIZE * line + /* offset of row */ + VIDEO_FONT_WIDTH * + VIDEO_PIXEL_SIZE * begin; /* offset of col */ + size = VIDEO_FONT_WIDTH * VIDEO_PIXEL_SIZE * (end - begin + 1); + size >>= 2; /* length to end for memsetl() */ + /* fill at col offset of i'th line using bgx as fill color */ + for (i = 0; i < VIDEO_FONT_HEIGHT; i++) + memsetl(offset + i * VIDEO_LINE_LEN, size, bgx); + } +#endif +} + static void console_scrollup(void) { /* copy up rows ignoring the first one */ @@ -703,20 +738,8 @@ static void console_scrollup(void) memcpyl(CONSOLE_ROW_FIRST, CONSOLE_ROW_SECOND, CONSOLE_SCROLL_SIZE >> 2); #endif - /* clear the last one */ -#ifdef VIDEO_HW_RECTFILL - video_hw_rectfill(VIDEO_PIXEL_SIZE, /* bytes per pixel */ - 0, /* dest pos x */ - VIDEO_VISIBLE_ROWS - - VIDEO_FONT_HEIGHT, /* dest pos y */ - VIDEO_VISIBLE_COLS, /* frame width */ - VIDEO_FONT_HEIGHT, /* frame height */ - CONSOLE_BG_COL /* fill color */ - ); -#else - memsetl(CONSOLE_ROW_LAST, CONSOLE_ROW_SIZE >> 2, CONSOLE_BG_COL); -#endif + console_clear_line(CONSOLE_ROWS - 1, 0, CONSOLE_COLS - 1); } static void console_back(void) |