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lcd: add clear and draw bitmap declaration

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The functions for clearing and drawing bitmaps on the screen were not
exposed publicly and are made public in this patch in preparation for
implementing the display interface of api_public.h.

Signed-off-by: Che-Liang Chiou <clchiou@chromium.org>
Acked-by: Mike Frysinger <vapier@gentoo.org>
Signed-off-by: Anatolij Gustschin <agust@denx.de>
This commit is contained in:
Che-Liang Chiou 2011-10-20 23:07:03 +00:00 committed by Anatolij Gustschin
parent 8db84487f9
commit 02110903a8
3 changed files with 13 additions and 9 deletions
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4
common/cmd_bmp.c
View File

@ -237,9 +237,7 @@ static int bmp_display(ulong addr, int x, int y)
}
#if defined(CONFIG_LCD)
extern int lcd_display_bitmap (ulong, int, int);
ret = lcd_display_bitmap ((unsigned long)bmp, x, y);
ret = lcd_display_bitmap((ulong)bmp, x, y);
#elif defined(CONFIG_VIDEO)
extern int video_display_bitmap (ulong, int, int);

16
common/lcd.c
View File

@ -78,7 +78,6 @@ static inline void lcd_putc_xy (ushort x, ushort y, uchar c);
static int lcd_init (void *lcdbase);
static int lcd_clear (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[]);
static void *lcd_logo (void);
static int lcd_getbgcolor (void);
@ -353,7 +352,14 @@ int drv_lcd_init (void)
}
/*----------------------------------------------------------------------*/
static int lcd_clear (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
static
int do_lcd_clear(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
{
lcd_clear();
return 0;
}
void lcd_clear(void)
{
#if LCD_BPP == LCD_MONOCHROME
/* Setting the palette */
@ -394,12 +400,10 @@ static int lcd_clear (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[]
console_col = 0;
console_row = 0;
return (0);
}
U_BOOT_CMD(
cls, 1, 1, lcd_clear,
cls, 1, 1, do_lcd_clear,
"clear screen",
""
);
@ -413,7 +417,7 @@ static int lcd_init (void *lcdbase)
lcd_ctrl_init (lcdbase);
lcd_is_enabled = 1;
lcd_clear (NULL, 1, 1, NULL); /* dummy args */
lcd_clear();
lcd_enable ();
/* Initialize the console */

2
include/lcd.h
View File

@ -210,6 +210,8 @@ void lcd_disable (void);
void lcd_putc (const char c);
void lcd_puts (const char *s);
void lcd_printf (const char *fmt, ...);
void lcd_clear(void);
int lcd_display_bitmap(ulong bmp_image, int x, int y);
/* Allow boards to customize the information displayed */
void lcd_show_board_info(void);