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BSP 최초 추가
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/*
* MPC823 and PXA LCD Controller
*
* Modeled after video interface by Paolo Scaffardi
*
*
* (C) Copyright 2001
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef _LCD_H_
#define _LCD_H_
#include <lcd_console.h>
#if defined(CONFIG_CMD_BMP) || defined(CONFIG_SPLASH_SCREEN)
#include <bmp_layout.h>
#include <asm/byteorder.h>
#endif
extern char lcd_is_enabled;
extern int lcd_line_length;
extern struct vidinfo panel_info;
void lcd_ctrl_init(void *lcdbase);
void lcd_enable(void);
void lcd_setcolreg(ushort regno, ushort red, ushort green, ushort blue);
struct bmp_image *gunzip_bmp(unsigned long addr, unsigned long *lenp,
void **alloc_addr);
int bmp_display(ulong addr, int x, int y);
/**
* Set whether we need to flush the dcache when changing the LCD image. This
* defaults to off.
*
* @param flush non-zero to flush cache after update, 0 to skip
*/
void lcd_set_flush_dcache(int flush);
#if defined CONFIG_MPC823
#include <mpc823_lcd.h>
#elif defined(CONFIG_CPU_PXA25X) || defined(CONFIG_CPU_PXA27X) || \
defined CONFIG_CPU_MONAHANS
#include <pxa_lcd.h>
#elif defined(CONFIG_ATMEL_LCD) || defined(CONFIG_ATMEL_HLCD)
#include <atmel_lcd.h>
#elif defined(CONFIG_EXYNOS_FB)
#include <exynos_lcd.h>
#else
typedef struct vidinfo {
ushort vl_col; /* Number of columns (i.e. 160) */
ushort vl_row; /* Number of rows (i.e. 100) */
u_char vl_bpix; /* Bits per pixel, 0 = 1 */
ushort *cmap; /* Pointer to the colormap */
void *priv; /* Pointer to driver-specific data */
} vidinfo_t;
static __maybe_unused ushort *configuration_get_cmap(void)
{
return panel_info.cmap;
}
#endif
ushort *configuration_get_cmap(void);
extern vidinfo_t panel_info;
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);
/**
* Get the width of the LCD in pixels
*
* @return width of LCD in pixels
*/
int lcd_get_pixel_width(void);
/**
* Get the height of the LCD in pixels
*
* @return height of LCD in pixels
*/
int lcd_get_pixel_height(void);
/**
* Get the number of text lines/rows on the LCD
*
* @return number of rows
*/
int lcd_get_screen_rows(void);
/**
* Get the number of text columns on the LCD
*
* @return number of columns
*/
int lcd_get_screen_columns(void);
/**
* Get the background color of the LCD
*
* @return background color value
*/
int lcd_getbgcolor(void);
/**
* Get the foreground color of the LCD
*
* @return foreground color value
*/
int lcd_getfgcolor(void);
/**
* Set the position of the text cursor
*
* @param col Column to place cursor (0 = left side)
* @param row Row to place cursor (0 = top line)
*/
void lcd_position_cursor(unsigned col, unsigned row);
/* Allow boards to customize the information displayed */
void lcd_show_board_info(void);
/* Return the size of the LCD frame buffer, and the line length */
int lcd_get_size(int *line_length);
/* Update the LCD / flush the cache */
void lcd_sync(void);
/*
* Information about displays we are using. This is for configuring
* the LCD controller and memory allocation. Someone has to know what
* is connected, as we can't autodetect anything.
*/
#define CONFIG_SYS_HIGH 0 /* Pins are active high */
#define CONFIG_SYS_LOW 1 /* Pins are active low */
#define LCD_MONOCHROME 0
#define LCD_COLOR2 1
#define LCD_COLOR4 2
#define LCD_COLOR8 3
#define LCD_COLOR16 4
#define LCD_COLOR32 5
#if defined(CONFIG_LCD_INFO_BELOW_LOGO)
#define LCD_INFO_X 0
#define LCD_INFO_Y (BMP_LOGO_HEIGHT + VIDEO_FONT_HEIGHT)
#elif defined(CONFIG_LCD_LOGO)
#define LCD_INFO_X (BMP_LOGO_WIDTH + 4 * VIDEO_FONT_WIDTH)
#define LCD_INFO_Y VIDEO_FONT_HEIGHT
#else
#define LCD_INFO_X VIDEO_FONT_WIDTH
#define LCD_INFO_Y VIDEO_FONT_HEIGHT
#endif
/* Default to 8bpp if bit depth not specified */
#ifndef LCD_BPP
#define LCD_BPP LCD_COLOR8
#endif
#ifndef LCD_DF
#define LCD_DF 1
#endif
/* Calculate nr. of bits per pixel and nr. of colors */
#define NBITS(bit_code) (1 << (bit_code))
#define NCOLORS(bit_code) (1 << NBITS(bit_code))
#if LCD_BPP == LCD_COLOR8
# define CONSOLE_COLOR_BLACK 0
# define CONSOLE_COLOR_RED 1
# define CONSOLE_COLOR_GREEN 2
# define CONSOLE_COLOR_YELLOW 3
# define CONSOLE_COLOR_BLUE 4
# define CONSOLE_COLOR_MAGENTA 5
# define CONSOLE_COLOR_CYAN 6
# define CONSOLE_COLOR_GREY 14
# define CONSOLE_COLOR_WHITE 15 /* Must remain last / highest */
#elif LCD_BPP == LCD_COLOR32
#define CONSOLE_COLOR_RED 0x00ff0000
#define CONSOLE_COLOR_GREEN 0x0000ff00
#define CONSOLE_COLOR_YELLOW 0x00ffff00
#define CONSOLE_COLOR_BLUE 0x000000ff
#define CONSOLE_COLOR_MAGENTA 0x00ff00ff
#define CONSOLE_COLOR_CYAN 0x0000ffff
#define CONSOLE_COLOR_GREY 0x00aaaaaa
#define CONSOLE_COLOR_BLACK 0x00000000
#define CONSOLE_COLOR_WHITE 0x00ffffff /* Must remain last / highest */
#define NBYTES(bit_code) (NBITS(bit_code) >> 3)
#else /* 16bpp color definitions */
#define CONSOLE_COLOR_BLACK 0x0000
#define CONSOLE_COLOR_WHITE 0xffff /* Must remain last / highest */
#endif /* color definitions */
#ifndef PAGE_SIZE
#define PAGE_SIZE 4096
#endif
#endif /* _LCD_H_ */
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