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common/lcd_console_rotation.c
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/* * (C) Copyright 2015 * Bernecker & Rainer Industrieelektronik GmbH - http://www.br-automation.com * * SPDX-License-Identifier: GPL-2.0+ */ #include <common.h> #include <lcd.h> #include <video_font.h> /* Get font data, width and height */ static void lcd_putc_xy90(struct console_t *pcons, ushort x, ushort y, char c) { int fg_color = lcd_getfgcolor(); int bg_color = lcd_getbgcolor(); int col, i; fbptr_t *dst = (fbptr_t *)pcons->fbbase + (x+1) * pcons->lcdsizex - y; uchar msk = 0x80; uchar *pfont = video_fontdata + c * VIDEO_FONT_HEIGHT; for (col = 0; col < VIDEO_FONT_WIDTH; ++col) { for (i = 0; i < VIDEO_FONT_HEIGHT; ++i) *dst-- = (*(pfont + i) & msk) ? fg_color : bg_color; msk >>= 1; dst += (pcons->lcdsizex + VIDEO_FONT_HEIGHT); } } static inline void console_setrow90(struct console_t *pcons, u32 row, int clr) { int i, j; fbptr_t *dst = (fbptr_t *)pcons->fbbase + pcons->lcdsizex - row*VIDEO_FONT_HEIGHT+1; for (j = 0; j < pcons->lcdsizey; j++) { for (i = 0; i < VIDEO_FONT_HEIGHT; i++) *dst-- = clr; dst += (pcons->lcdsizex + VIDEO_FONT_HEIGHT); } } static inline void console_moverow90(struct console_t *pcons, u32 rowdst, u32 rowsrc) { int i, j; fbptr_t *dst = (fbptr_t *)pcons->fbbase + pcons->lcdsizex - (rowdst*VIDEO_FONT_HEIGHT+1); fbptr_t *src = (fbptr_t *)pcons->fbbase + pcons->lcdsizex - (rowsrc*VIDEO_FONT_HEIGHT+1); for (j = 0; j < pcons->lcdsizey; j++) { for (i = 0; i < VIDEO_FONT_HEIGHT; i++) *dst-- = *src--; src += (pcons->lcdsizex + VIDEO_FONT_HEIGHT); dst += (pcons->lcdsizex + VIDEO_FONT_HEIGHT); } } static void lcd_putc_xy180(struct console_t *pcons, ushort x, ushort y, char c) { int fg_color = lcd_getfgcolor(); int bg_color = lcd_getbgcolor(); int i, row; fbptr_t *dst = (fbptr_t *)pcons->fbbase + pcons->lcdsizex + pcons->lcdsizey * pcons->lcdsizex - y * pcons->lcdsizex - (x+1); for (row = 0; row < VIDEO_FONT_HEIGHT; row++) { uchar bits = video_fontdata[c * VIDEO_FONT_HEIGHT + row]; for (i = 0; i < VIDEO_FONT_WIDTH; ++i) { *dst-- = (bits & 0x80) ? fg_color : bg_color; bits <<= 1; } dst -= (pcons->lcdsizex - VIDEO_FONT_WIDTH); } } static inline void console_setrow180(struct console_t *pcons, u32 row, int clr) { int i; fbptr_t *dst = (fbptr_t *)pcons->fbbase + (pcons->rows-row-1) * VIDEO_FONT_HEIGHT * pcons->lcdsizex; for (i = 0; i < (VIDEO_FONT_HEIGHT * pcons->lcdsizex); i++) *dst++ = clr; } static inline void console_moverow180(struct console_t *pcons, u32 rowdst, u32 rowsrc) { int i; fbptr_t *dst = (fbptr_t *)pcons->fbbase + (pcons->rows-rowdst-1) * VIDEO_FONT_HEIGHT * pcons->lcdsizex; fbptr_t *src = (fbptr_t *)pcons->fbbase + (pcons->rows-rowsrc-1) * VIDEO_FONT_HEIGHT * pcons->lcdsizex; for (i = 0; i < (VIDEO_FONT_HEIGHT * pcons->lcdsizex); i++) *dst++ = *src++; } static void lcd_putc_xy270(struct console_t *pcons, ushort x, ushort y, char c) { int fg_color = lcd_getfgcolor(); int bg_color = lcd_getbgcolor(); int i, col; fbptr_t *dst = (fbptr_t *)pcons->fbbase + pcons->lcdsizey * pcons->lcdsizex - (x+1) * pcons->lcdsizex + y; uchar msk = 0x80; uchar *pfont = video_fontdata + c * VIDEO_FONT_HEIGHT; for (col = 0; col < VIDEO_FONT_WIDTH; ++col) { for (i = 0; i < VIDEO_FONT_HEIGHT; ++i) *dst++ = (*(pfont + i) & msk) ? fg_color : bg_color; msk >>= 1; dst -= (pcons->lcdsizex + VIDEO_FONT_HEIGHT); } } static inline void console_setrow270(struct console_t *pcons, u32 row, int clr) { int i, j; fbptr_t *dst = (fbptr_t *)pcons->fbbase + row*VIDEO_FONT_HEIGHT; for (j = 0; j < pcons->lcdsizey; j++) { for (i = 0; i < VIDEO_FONT_HEIGHT; i++) *dst++ = clr; dst += (pcons->lcdsizex - VIDEO_FONT_HEIGHT); } } static inline void console_moverow270(struct console_t *pcons, u32 rowdst, u32 rowsrc) { int i, j; fbptr_t *dst = (fbptr_t *)pcons->fbbase + rowdst*VIDEO_FONT_HEIGHT; fbptr_t *src = (fbptr_t *)pcons->fbbase + rowsrc*VIDEO_FONT_HEIGHT; for (j = 0; j < pcons->lcdsizey; j++) { for (i = 0; i < VIDEO_FONT_HEIGHT; i++) *dst++ = *src++; src += (pcons->lcdsizex - VIDEO_FONT_HEIGHT); dst += (pcons->lcdsizex - VIDEO_FONT_HEIGHT); } } static void console_calc_rowcol_rot(struct console_t *pcons) { if (pcons->lcdrot == 1 || pcons->lcdrot == 3) console_calc_rowcol(pcons, pcons->lcdsizey, pcons->lcdsizex); else console_calc_rowcol(pcons, pcons->lcdsizex, pcons->lcdsizey); } void lcd_init_console_rot(struct console_t *pcons) { if (pcons->lcdrot == 0) { return; } else if (pcons->lcdrot == 1) { pcons->fp_putc_xy = &lcd_putc_xy90; pcons->fp_console_moverow = &console_moverow90; pcons->fp_console_setrow = &console_setrow90; } else if (pcons->lcdrot == 2) { pcons->fp_putc_xy = &lcd_putc_xy180; pcons->fp_console_moverow = &console_moverow180; pcons->fp_console_setrow = &console_setrow180; } else if (pcons->lcdrot == 3) { pcons->fp_putc_xy = &lcd_putc_xy270; pcons->fp_console_moverow = &console_moverow270; pcons->fp_console_setrow = &console_setrow270; } else { printf("%s: invalid framebuffer rotation (%d)! ", __func__, pcons->lcdrot); return; } console_calc_rowcol_rot(pcons); } |