diff options
| -rw-r--r-- | common/Makefile | 2 | ||||
| -rw-r--r-- | common/lcd.c | 229 | ||||
| -rw-r--r-- | common/lcd_console.c | 215 | ||||
| -rw-r--r-- | include/lcd.h | 1 | ||||
| -rw-r--r-- | include/lcd_console.h | 86 |
5 files changed, 303 insertions, 230 deletions
diff --git a/common/Makefile b/common/Makefile index c668a2f..94554f2 100644 --- a/common/Makefile +++ b/common/Makefile @@ -196,7 +196,7 @@ obj-$(CONFIG_CMD_KGDB) += kgdb.o kgdb_stubs.o obj-$(CONFIG_I2C_EDID) += edid.o obj-$(CONFIG_KALLSYMS) += kallsyms.o obj-y += splash.o -obj-$(CONFIG_LCD) += lcd.o +obj-$(CONFIG_LCD) += lcd.o lcd_console.o obj-$(CONFIG_LYNXKDI) += lynxkdi.o obj-$(CONFIG_MENU) += menu.o obj-$(CONFIG_MODEM_SUPPORT) += modem.o diff --git a/common/lcd.c b/common/lcd.c index 4ff9524..cc34b8a 100644 --- a/common/lcd.c +++ b/common/lcd.c @@ -73,22 +73,6 @@ #define CONFIG_LCD_ALIGNMENT PAGE_SIZE #endif -/* By default we scroll by a single line */ -#ifndef CONFIG_CONSOLE_SCROLL_LINES -#define CONFIG_CONSOLE_SCROLL_LINES 1 -#endif - -/************************************************************************/ -/* ** CONSOLE DEFINITIONS & FUNCTIONS */ -/************************************************************************/ -#define CONSOLE_ROW_SIZE (VIDEO_FONT_HEIGHT * lcd_line_length) -#define CONSOLE_ROW_FIRST lcd_console_address -#define CONSOLE_ROW_SECOND (lcd_console_address + CONSOLE_ROW_SIZE) -#define CONSOLE_ROW_LAST (lcd_console_address + CONSOLE_SIZE \ - - CONSOLE_ROW_SIZE) -#define CONSOLE_SIZE (CONSOLE_ROW_SIZE * console_rows) -#define CONSOLE_SCROLL_SIZE (CONSOLE_SIZE - CONSOLE_ROW_SIZE) - #if (LCD_BPP != LCD_COLOR8) && (LCD_BPP != LCD_COLOR16) && \ (LCD_BPP != LCD_COLOR32) # error Unsupported LCD BPP. @@ -96,9 +80,6 @@ DECLARE_GLOBAL_DATA_PTR; -static void lcd_drawchars(ushort x, ushort y, uchar *str, int count); -static inline void lcd_putc_xy(ushort x, ushort y, uchar c); - static int lcd_init(void *lcdbase); static void *lcd_logo(void); @@ -112,12 +93,6 @@ int lcd_line_length; char lcd_is_enabled = 0; -static short console_curr_col; -static short console_curr_row; -static short console_cols; -static short console_rows; - -static void *lcd_console_address; static void *lcd_base; /* Start of framebuffer memory */ static char lcd_flush_dcache; /* 1 to flush dcache after each lcd update */ @@ -153,82 +128,6 @@ void lcd_set_flush_dcache(int flush) lcd_flush_dcache = (flush != 0); } -void lcd_init_console(void *address, int rows, int cols) -{ - console_curr_col = 0; - console_curr_row = 0; - console_cols = cols; - console_rows = rows; - lcd_console_address = address; -} - -void lcd_set_col(short col) -{ - console_curr_col = col; -} - -void lcd_set_row(short row) -{ - console_curr_row = row; -} - -/*----------------------------------------------------------------------*/ - -static void console_scrollup(void) -{ - const int rows = CONFIG_CONSOLE_SCROLL_LINES; - int bg_color = lcd_getbgcolor(); - - /* Copy up rows ignoring those that will be overwritten */ - memcpy(CONSOLE_ROW_FIRST, - lcd_console_address + CONSOLE_ROW_SIZE * rows, - CONSOLE_SIZE - CONSOLE_ROW_SIZE * rows); - - /* Clear the last rows */ -#if (LCD_BPP != LCD_COLOR32) - memset(lcd_console_address + CONSOLE_SIZE - CONSOLE_ROW_SIZE * rows, - bg_color, CONSOLE_ROW_SIZE * rows); -#else - u32 *ppix = lcd_console_address + - CONSOLE_SIZE - CONSOLE_ROW_SIZE * rows; - u32 i; - for (i = 0; - i < (CONSOLE_ROW_SIZE * rows) / NBYTES(panel_info.vl_bpix); - i++) { - *ppix++ = bg_color; - } -#endif - lcd_sync(); - console_curr_row -= rows; -} - -/*----------------------------------------------------------------------*/ - -static inline void console_back(void) -{ - if (--console_curr_col < 0) { - console_curr_col = console_cols - 1; - if (--console_curr_row < 0) - console_curr_row = 0; - } - - lcd_putc_xy(console_curr_col * VIDEO_FONT_WIDTH, - console_curr_row * VIDEO_FONT_HEIGHT, ' '); -} - -/*----------------------------------------------------------------------*/ - -static inline void console_newline(void) -{ - console_curr_col = 0; - - /* Check if we need to scroll the terminal */ - if (++console_curr_row >= console_rows) - console_scrollup(); - else - lcd_sync(); -} - /*----------------------------------------------------------------------*/ static void lcd_stub_putc(struct stdio_dev *dev, const char c) @@ -236,123 +135,11 @@ static void lcd_stub_putc(struct stdio_dev *dev, const char c) lcd_putc(c); } -void lcd_putc(const char c) -{ - if (!lcd_is_enabled) { - serial_putc(c); - - return; - } - - switch (c) { - case '\r': - console_curr_col = 0; - - return; - case '\n': - console_newline(); - - return; - case '\t': /* Tab (8 chars alignment) */ - console_curr_col += 8; - console_curr_col &= ~7; - - if (console_curr_col >= console_cols) - console_newline(); - - return; - case '\b': - console_back(); - - return; - default: - lcd_putc_xy(console_curr_col * VIDEO_FONT_WIDTH, - console_curr_row * VIDEO_FONT_HEIGHT, c); - if (++console_curr_col >= console_cols) - console_newline(); - } -} - -/*----------------------------------------------------------------------*/ - static void lcd_stub_puts(struct stdio_dev *dev, const char *s) { lcd_puts(s); } -void lcd_puts(const char *s) -{ - if (!lcd_is_enabled) { - serial_puts(s); - - return; - } - - while (*s) - lcd_putc(*s++); - - lcd_sync(); -} - -/*----------------------------------------------------------------------*/ - -void lcd_printf(const char *fmt, ...) -{ - va_list args; - char buf[CONFIG_SYS_PBSIZE]; - - va_start(args, fmt); - vsprintf(buf, fmt, args); - va_end(args); - - lcd_puts(buf); -} - -/************************************************************************/ -/* ** Low-Level Graphics Routines */ -/************************************************************************/ - -static void lcd_drawchars(ushort x, ushort y, uchar *str, int count) -{ - uchar *dest; - ushort row; - int fg_color, bg_color; - - dest = (uchar *)(lcd_console_address + - y * lcd_line_length + x * NBITS(LCD_BPP) / 8); - - for (row = 0; row < VIDEO_FONT_HEIGHT; ++row, dest += lcd_line_length) { - uchar *s = str; - int i; -#if LCD_BPP == LCD_COLOR16 - ushort *d = (ushort *)dest; -#elif LCD_BPP == LCD_COLOR32 - u32 *d = (u32 *)dest; -#else - uchar *d = dest; -#endif - - fg_color = lcd_getfgcolor(); - bg_color = lcd_getbgcolor(); - for (i = 0; i < count; ++i) { - uchar c, bits; - - c = *s++; - bits = video_fontdata[c * VIDEO_FONT_HEIGHT + row]; - - for (c = 0; c < 8; ++c) { - *d++ = (bits & 0x80) ? fg_color : bg_color; - bits <<= 1; - } - } - } -} - -static inline void lcd_putc_xy(ushort x, ushort y, uchar c) -{ - lcd_drawchars(x, y, &c, 1); -} - /************************************************************************/ /** Small utility to check that you got the colours right */ /************************************************************************/ @@ -1124,12 +911,6 @@ static int on_splashimage(const char *name, const char *value, enum env_op op, U_BOOT_ENV_CALLBACK(splashimage, on_splashimage); #endif -void lcd_position_cursor(unsigned col, unsigned row) -{ - console_curr_col = min_t(short, col, console_cols - 1); - console_curr_row = min_t(short, row, console_rows - 1); -} - int lcd_get_pixel_width(void) { return panel_info.vl_col; @@ -1140,16 +921,6 @@ int lcd_get_pixel_height(void) return panel_info.vl_row; } -int lcd_get_screen_rows(void) -{ - return console_rows; -} - -int lcd_get_screen_columns(void) -{ - return console_cols; -} - #if defined(CONFIG_LCD_DT_SIMPLEFB) static int lcd_dt_simplefb_configure_node(void *blob, int off) { diff --git a/common/lcd_console.c b/common/lcd_console.c new file mode 100644 index 0000000..f948e5a --- /dev/null +++ b/common/lcd_console.c @@ -0,0 +1,215 @@ +/* + * (C) Copyright 2001-2014 + * DENX Software Engineering -- wd@denx.de + * Compulab Ltd - http://compulab.co.il/ + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <lcd.h> +#include <video_font.h> /* Get font data, width and height */ + +#define CONSOLE_ROW_SIZE (VIDEO_FONT_HEIGHT * lcd_line_length) +#define CONSOLE_ROW_FIRST lcd_console_address +#define CONSOLE_ROW_SECOND (lcd_console_address + CONSOLE_ROW_SIZE) +#define CONSOLE_ROW_LAST (lcd_console_address + CONSOLE_SIZE \ + - CONSOLE_ROW_SIZE) +#define CONSOLE_SIZE (CONSOLE_ROW_SIZE * console_rows) +#define CONSOLE_SCROLL_SIZE (CONSOLE_SIZE - CONSOLE_ROW_SIZE) + +static short console_curr_col; +static short console_curr_row; +static short console_cols; +static short console_rows; +static void *lcd_console_address; + +void lcd_init_console(void *address, int rows, int cols) +{ + console_curr_col = 0; + console_curr_row = 0; + console_cols = cols; + console_rows = rows; + lcd_console_address = address; +} + +void lcd_set_col(short col) +{ + console_curr_col = col; +} + +void lcd_set_row(short row) +{ + console_curr_row = row; +} + +void lcd_position_cursor(unsigned col, unsigned row) +{ + console_curr_col = min_t(short, col, console_cols - 1); + console_curr_row = min_t(short, row, console_rows - 1); +} + +int lcd_get_screen_rows(void) +{ + return console_rows; +} + +int lcd_get_screen_columns(void) +{ + return console_cols; +} + +static void lcd_drawchars(ushort x, ushort y, uchar *str, int count) +{ + uchar *dest; + ushort row; + int fg_color, bg_color; + + dest = (uchar *)(lcd_console_address + + y * lcd_line_length + x * NBITS(LCD_BPP) / 8); + + for (row = 0; row < VIDEO_FONT_HEIGHT; ++row, dest += lcd_line_length) { + uchar *s = str; + int i; +#if LCD_BPP == LCD_COLOR16 + ushort *d = (ushort *)dest; +#elif LCD_BPP == LCD_COLOR32 + u32 *d = (u32 *)dest; +#else + uchar *d = dest; +#endif + + fg_color = lcd_getfgcolor(); + bg_color = lcd_getbgcolor(); + for (i = 0; i < count; ++i) { + uchar c, bits; + + c = *s++; + bits = video_fontdata[c * VIDEO_FONT_HEIGHT + row]; + + for (c = 0; c < 8; ++c) { + *d++ = (bits & 0x80) ? fg_color : bg_color; + bits <<= 1; + } + } + } +} + +static inline void lcd_putc_xy(ushort x, ushort y, uchar c) +{ + lcd_drawchars(x, y, &c, 1); +} + +static void console_scrollup(void) +{ + const int rows = CONFIG_CONSOLE_SCROLL_LINES; + int bg_color = lcd_getbgcolor(); + + /* Copy up rows ignoring those that will be overwritten */ + memcpy(CONSOLE_ROW_FIRST, + lcd_console_address + CONSOLE_ROW_SIZE * rows, + CONSOLE_SIZE - CONSOLE_ROW_SIZE * rows); + + /* Clear the last rows */ +#if (LCD_BPP != LCD_COLOR32) + memset(lcd_console_address + CONSOLE_SIZE - CONSOLE_ROW_SIZE * rows, + bg_color, CONSOLE_ROW_SIZE * rows); +#else + u32 *ppix = lcd_console_address + + CONSOLE_SIZE - CONSOLE_ROW_SIZE * rows; + u32 i; + for (i = 0; + i < (CONSOLE_ROW_SIZE * rows) / NBYTES(panel_info.vl_bpix); + i++) { + *ppix++ = bg_color; + } +#endif + lcd_sync(); + console_curr_row -= rows; +} + +static inline void console_back(void) +{ + if (--console_curr_col < 0) { + console_curr_col = console_cols - 1; + if (--console_curr_row < 0) + console_curr_row = 0; + } + + lcd_putc_xy(console_curr_col * VIDEO_FONT_WIDTH, + console_curr_row * VIDEO_FONT_HEIGHT, ' '); +} + +static inline void console_newline(void) +{ + console_curr_col = 0; + + /* Check if we need to scroll the terminal */ + if (++console_curr_row >= console_rows) + console_scrollup(); + else + lcd_sync(); +} + +void lcd_putc(const char c) +{ + if (!lcd_is_enabled) { + serial_putc(c); + + return; + } + + switch (c) { + case '\r': + console_curr_col = 0; + + return; + case '\n': + console_newline(); + + return; + case '\t': /* Tab (8 chars alignment) */ + console_curr_col += 8; + console_curr_col &= ~7; + + if (console_curr_col >= console_cols) + console_newline(); + + return; + case '\b': + console_back(); + + return; + default: + lcd_putc_xy(console_curr_col * VIDEO_FONT_WIDTH, + console_curr_row * VIDEO_FONT_HEIGHT, c); + if (++console_curr_col >= console_cols) + console_newline(); + } +} + +void lcd_puts(const char *s) +{ + if (!lcd_is_enabled) { + serial_puts(s); + + return; + } + + while (*s) + lcd_putc(*s++); + + lcd_sync(); +} + +void lcd_printf(const char *fmt, ...) +{ + va_list args; + char buf[CONFIG_SYS_PBSIZE]; + + va_start(args, fmt); + vsprintf(buf, fmt, args); + va_end(args); + + lcd_puts(buf); +} diff --git a/include/lcd.h b/include/lcd.h index 2235b9b..160f940 100644 --- a/include/lcd.h +++ b/include/lcd.h @@ -12,6 +12,7 @@ #ifndef _LCD_H_ #define _LCD_H_ +#include <lcd_console.h> extern char lcd_is_enabled; diff --git a/include/lcd_console.h b/include/lcd_console.h new file mode 100644 index 0000000..429214d --- /dev/null +++ b/include/lcd_console.h @@ -0,0 +1,86 @@ +/* + * Copyright (C) 2014, Compulab Ltd - http://compulab.co.il/ + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +/* By default we scroll by a single line */ +#ifndef CONFIG_CONSOLE_SCROLL_LINES +#define CONFIG_CONSOLE_SCROLL_LINES 1 +#endif + +/** + * lcd_init_console() - Initialize lcd console parameters + * + * Setup the address of console base, and the number of rows and columns the + * console has. + * + * @address: Console base address + * @rows: Number of rows in the console + * @cols: Number of columns in the console + */ +void lcd_init_console(void *address, int rows, int cols); + +/** + * lcd_set_col() - Set the number of the current lcd console column + * + * Set the number of the console column where the cursor is. + * + * @col: Column number + */ +void lcd_set_col(short col); + +/** + * lcd_set_row() - Set the number of the current lcd console row + * + * Set the number of the console row where the cursor is. + * + * @row: Row number + */ +void lcd_set_row(short row); + +/** + * lcd_position_cursor() - Position the cursor on the screen + * + * Position the cursor at the given coordinates on the screen. + * + * @col: Column number + * @row: Row number + */ +void lcd_position_cursor(unsigned col, unsigned row); + +/** + * lcd_get_screen_rows() - Get the total number of screen rows + * + * @return: Number of screen rows + */ +int lcd_get_screen_rows(void); + +/** + * lcd_get_screen_columns() - Get the total number of screen columns + * + * @return: Number of screen columns + */ +int lcd_get_screen_columns(void); + +/** + * lcd_putc() - Print to screen a single character at the location of the cursor + * + * @c: The character to print + */ +void lcd_putc(const char c); + +/** + * lcd_puts() - Print to screen a string at the location of the cursor + * + * @s: The string to print + */ +void lcd_puts(const char *s); + +/** + * lcd_printf() - Print to screen a formatted string at location of the cursor + * + * @fmt: The formatted string to print + * @...: The arguments for the formatted string + */ +void lcd_printf(const char *fmt, ...); |