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	This code does not really need to use #ifdef. We can use if() instead and gain build coverage without impacting code size. Change the #ifdefs to use IS_ENABLED() instead. Signed-off-by: Simon Glass <sjg@chromium.org>
		
			
				
	
	
		
			461 lines
		
	
	
		
			11 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			461 lines
		
	
	
		
			11 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| // SPDX-License-Identifier: GPL-2.0+
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| /*
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|  * Copyright (c) 2015 Google, Inc
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|  * (C) Copyright 2015
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|  * Bernecker & Rainer Industrieelektronik GmbH - http://www.br-automation.com
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|  */
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| 
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| #include <common.h>
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| #include <dm.h>
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| #include <video.h>
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| #include <video_console.h>
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| #include <video_font.h>		/* Get font data, width and height */
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| 
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| static int console_set_row_1(struct udevice *dev, uint row, int clr)
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| {
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| 	struct video_priv *vid_priv = dev_get_uclass_priv(dev->parent);
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| 	int pbytes = VNBYTES(vid_priv->bpix);
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| 	void *line;
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| 	int i, j;
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| 
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| 	line = vid_priv->fb + vid_priv->line_length -
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| 		(row + 1) * VIDEO_FONT_HEIGHT * pbytes;
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| 	for (j = 0; j < vid_priv->ysize; j++) {
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| 		switch (vid_priv->bpix) {
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| 		case VIDEO_BPP8:
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| 			if (IS_ENABLED(CONFIG_VIDEO_BPP8)) {
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| 				uint8_t *dst = line;
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| 
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| 				for (i = 0; i < VIDEO_FONT_HEIGHT; i++)
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| 					*dst++ = clr;
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| 				break;
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| 			}
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| 		case VIDEO_BPP16:
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| 			if (IS_ENABLED(CONFIG_VIDEO_BPP16)) {
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| 				uint16_t *dst = line;
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| 
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| 				for (i = 0; i < VIDEO_FONT_HEIGHT; i++)
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| 					*dst++ = clr;
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| 				break;
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| 			}
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| 		case VIDEO_BPP32:
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| 			if (IS_ENABLED(CONFIG_VIDEO_BPP32)) {
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| 				uint32_t *dst = line;
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| 
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| 				for (i = 0; i < VIDEO_FONT_HEIGHT; i++)
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| 					*dst++ = clr;
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| 				break;
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| 			}
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| 		default:
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| 			return -ENOSYS;
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| 		}
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| 		line += vid_priv->line_length;
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| 	}
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| 
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| 	return 0;
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| }
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| 
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| static int console_move_rows_1(struct udevice *dev, uint rowdst, uint rowsrc,
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| 			       uint count)
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| {
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| 	struct video_priv *vid_priv = dev_get_uclass_priv(dev->parent);
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| 	void *dst;
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| 	void *src;
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| 	int pbytes = VNBYTES(vid_priv->bpix);
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| 	int j;
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| 
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| 	dst = vid_priv->fb + vid_priv->line_length -
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| 		(rowdst + count) * VIDEO_FONT_HEIGHT * pbytes;
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| 	src = vid_priv->fb + vid_priv->line_length -
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| 		(rowsrc + count) * VIDEO_FONT_HEIGHT * pbytes;
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| 
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| 	for (j = 0; j < vid_priv->ysize; j++) {
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| 		memmove(dst, src, VIDEO_FONT_HEIGHT * pbytes * count);
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| 		src += vid_priv->line_length;
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| 		dst += vid_priv->line_length;
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| 	}
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| 
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| 	return 0;
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| }
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| 
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| static int console_putc_xy_1(struct udevice *dev, uint x_frac, uint y, char ch)
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| {
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| 	struct vidconsole_priv *vc_priv = dev_get_uclass_priv(dev);
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| 	struct udevice *vid = dev->parent;
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| 	struct video_priv *vid_priv = dev_get_uclass_priv(vid);
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| 	int pbytes = VNBYTES(vid_priv->bpix);
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| 	int i, col;
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| 	int mask = 0x80;
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| 	void *line;
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| 	uchar *pfont = video_fontdata + (u8)ch * VIDEO_FONT_HEIGHT;
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| 
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| 	line = vid_priv->fb + (VID_TO_PIXEL(x_frac) + 1) *
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| 			vid_priv->line_length - (y + 1) * pbytes;
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| 	if (x_frac + VID_TO_POS(vc_priv->x_charsize) > vc_priv->xsize_frac)
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| 		return -EAGAIN;
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| 
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| 	for (col = 0; col < VIDEO_FONT_HEIGHT; col++) {
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| 		switch (vid_priv->bpix) {
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| 		case VIDEO_BPP8:
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| 			if (IS_ENABLED(CONFIG_VIDEO_BPP8)) {
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| 				uint8_t *dst = line;
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| 
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| 				for (i = 0; i < VIDEO_FONT_HEIGHT; i++) {
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| 					*dst-- = (pfont[i] & mask) ?
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| 						vid_priv->colour_fg :
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| 						vid_priv->colour_bg;
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| 				}
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| 				break;
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| 			}
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| 		case VIDEO_BPP16:
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| 			if (IS_ENABLED(CONFIG_VIDEO_BPP16)) {
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| 				uint16_t *dst = line;
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| 
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| 				for (i = 0; i < VIDEO_FONT_HEIGHT; i++) {
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| 					*dst-- = (pfont[i] & mask) ?
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| 						vid_priv->colour_fg :
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| 						vid_priv->colour_bg;
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| 				}
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| 				break;
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| 			}
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| 		case VIDEO_BPP32:
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| 			if (IS_ENABLED(CONFIG_VIDEO_BPP32)) {
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| 				uint32_t *dst = line;
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| 
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| 				for (i = 0; i < VIDEO_FONT_HEIGHT; i++) {
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| 					*dst-- = (pfont[i] & mask) ?
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| 						vid_priv->colour_fg :
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| 						vid_priv->colour_bg;
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| 				}
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| 				break;
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| 			}
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| 		default:
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| 			return -ENOSYS;
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| 		}
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| 		line += vid_priv->line_length;
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| 		mask >>= 1;
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| 	}
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| 
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| 	return VID_TO_POS(VIDEO_FONT_WIDTH);
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| }
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| 
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| 
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| static int console_set_row_2(struct udevice *dev, uint row, int clr)
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| {
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| 	struct video_priv *vid_priv = dev_get_uclass_priv(dev->parent);
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| 	void *line;
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| 	int pixels = VIDEO_FONT_HEIGHT * vid_priv->xsize;
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| 	int i;
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| 
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| 	line = vid_priv->fb + vid_priv->ysize * vid_priv->line_length -
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| 		(row + 1) * VIDEO_FONT_HEIGHT * vid_priv->line_length;
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| 	switch (vid_priv->bpix) {
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| 	case VIDEO_BPP8:
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| 		if (IS_ENABLED(CONFIG_VIDEO_BPP8)) {
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| 			uint8_t *dst = line;
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| 
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| 			for (i = 0; i < pixels; i++)
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| 				*dst++ = clr;
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| 			break;
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| 		}
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| 	case VIDEO_BPP16:
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| 		if (IS_ENABLED(CONFIG_VIDEO_BPP16)) {
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| 			uint16_t *dst = line;
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| 
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| 			for (i = 0; i < pixels; i++)
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| 				*dst++ = clr;
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| 			break;
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| 		}
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| 	case VIDEO_BPP32:
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| 		if (IS_ENABLED(CONFIG_VIDEO_BPP32)) {
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| 			uint32_t *dst = line;
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| 
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| 			for (i = 0; i < pixels; i++)
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| 				*dst++ = clr;
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| 			break;
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| 		}
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| 	default:
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| 		return -ENOSYS;
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| 	}
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| 
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| 	return 0;
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| }
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| 
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| static int console_move_rows_2(struct udevice *dev, uint rowdst, uint rowsrc,
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| 			       uint count)
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| {
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| 	struct video_priv *vid_priv = dev_get_uclass_priv(dev->parent);
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| 	void *dst;
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| 	void *src;
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| 	void *end;
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| 
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| 	end = vid_priv->fb + vid_priv->ysize * vid_priv->line_length;
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| 	dst = end - (rowdst + count) * VIDEO_FONT_HEIGHT *
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| 		vid_priv->line_length;
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| 	src = end - (rowsrc + count) * VIDEO_FONT_HEIGHT *
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| 		vid_priv->line_length;
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| 	memmove(dst, src, VIDEO_FONT_HEIGHT * vid_priv->line_length * count);
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| 
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| 	return 0;
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| }
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| 
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| static int console_putc_xy_2(struct udevice *dev, uint x_frac, uint y, char ch)
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| {
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| 	struct vidconsole_priv *vc_priv = dev_get_uclass_priv(dev);
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| 	struct udevice *vid = dev->parent;
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| 	struct video_priv *vid_priv = dev_get_uclass_priv(vid);
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| 	int i, row;
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| 	void *line;
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| 
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| 	if (x_frac + VID_TO_POS(vc_priv->x_charsize) > vc_priv->xsize_frac)
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| 		return -EAGAIN;
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| 
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| 	line = vid_priv->fb + (vid_priv->ysize - y - 1) *
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| 			vid_priv->line_length +
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| 			(vid_priv->xsize - VID_TO_PIXEL(x_frac) -
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| 			VIDEO_FONT_WIDTH - 1) * VNBYTES(vid_priv->bpix);
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| 
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| 	for (row = 0; row < VIDEO_FONT_HEIGHT; row++) {
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| 		unsigned int idx = (u8)ch * VIDEO_FONT_HEIGHT + row;
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| 		uchar bits = video_fontdata[idx];
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| 
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| 		switch (vid_priv->bpix) {
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| 		case VIDEO_BPP8:
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| 			if (IS_ENABLED(CONFIG_VIDEO_BPP8)) {
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| 				uint8_t *dst = line;
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| 
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| 				for (i = 0; i < VIDEO_FONT_WIDTH; i++) {
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| 					*dst-- = (bits & 0x80) ?
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| 						vid_priv->colour_fg :
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| 						vid_priv->colour_bg;
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| 					bits <<= 1;
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| 				}
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| 				break;
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| 			}
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| 		case VIDEO_BPP16:
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| 			if (IS_ENABLED(CONFIG_VIDEO_BPP16)) {
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| 				uint16_t *dst = line;
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| 
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| 				for (i = 0; i < VIDEO_FONT_WIDTH; i++) {
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| 					*dst-- = (bits & 0x80) ?
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| 						vid_priv->colour_fg :
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| 						vid_priv->colour_bg;
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| 					bits <<= 1;
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| 				}
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| 				break;
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| 			}
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| 		case VIDEO_BPP32:
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| 			if (IS_ENABLED(CONFIG_VIDEO_BPP32)) {
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| 				uint32_t *dst = line;
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| 
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| 				for (i = 0; i < VIDEO_FONT_WIDTH; i++) {
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| 					*dst-- = (bits & 0x80) ?
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| 						vid_priv->colour_fg :
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| 						vid_priv->colour_bg;
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| 					bits <<= 1;
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| 				}
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| 				break;
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| 			}
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| 		default:
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| 			return -ENOSYS;
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| 		}
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| 		line -= vid_priv->line_length;
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| 	}
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| 
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| 	return VID_TO_POS(VIDEO_FONT_WIDTH);
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| }
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| 
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| static int console_set_row_3(struct udevice *dev, uint row, int clr)
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| {
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| 	struct video_priv *vid_priv = dev_get_uclass_priv(dev->parent);
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| 	int pbytes = VNBYTES(vid_priv->bpix);
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| 	void *line;
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| 	int i, j;
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| 
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| 	line = vid_priv->fb + row * VIDEO_FONT_HEIGHT * pbytes;
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| 	for (j = 0; j < vid_priv->ysize; j++) {
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| 		switch (vid_priv->bpix) {
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| 		case VIDEO_BPP8:
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| 			if (IS_ENABLED(CONFIG_VIDEO_BPP8)) {
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| 				uint8_t *dst = line;
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| 
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| 				for (i = 0; i < VIDEO_FONT_HEIGHT; i++)
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| 					*dst++ = clr;
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| 				break;
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| 			}
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| 		case VIDEO_BPP16:
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| 			if (IS_ENABLED(CONFIG_VIDEO_BPP16)) {
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| 				uint16_t *dst = line;
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| 
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| 				for (i = 0; i < VIDEO_FONT_HEIGHT; i++)
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| 					*dst++ = clr;
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| 				break;
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| 			}
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| 		case VIDEO_BPP32:
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| 			if (IS_ENABLED(CONFIG_VIDEO_BPP32)) {
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| 				uint32_t *dst = line;
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| 
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| 				for (i = 0; i < VIDEO_FONT_HEIGHT; i++)
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| 					*dst++ = clr;
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| 				break;
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| 			}
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| 		default:
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| 			return -ENOSYS;
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| 		}
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| 		line += vid_priv->line_length;
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| 	}
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| 
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| 	return 0;
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| }
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| 
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| static int console_move_rows_3(struct udevice *dev, uint rowdst, uint rowsrc,
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| 			       uint count)
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| {
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| 	struct video_priv *vid_priv = dev_get_uclass_priv(dev->parent);
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| 	void *dst;
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| 	void *src;
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| 	int pbytes = VNBYTES(vid_priv->bpix);
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| 	int j;
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| 
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| 	dst = vid_priv->fb + rowdst * VIDEO_FONT_HEIGHT * pbytes;
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| 	src = vid_priv->fb + rowsrc * VIDEO_FONT_HEIGHT * pbytes;
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| 
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| 	for (j = 0; j < vid_priv->ysize; j++) {
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| 		memmove(dst, src, VIDEO_FONT_HEIGHT * pbytes * count);
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| 		src += vid_priv->line_length;
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| 		dst += vid_priv->line_length;
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| 	}
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| 
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| 	return 0;
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| }
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| 
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| static int console_putc_xy_3(struct udevice *dev, uint x_frac, uint y, char ch)
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| {
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| 	struct vidconsole_priv *vc_priv = dev_get_uclass_priv(dev);
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| 	struct udevice *vid = dev->parent;
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| 	struct video_priv *vid_priv = dev_get_uclass_priv(vid);
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| 	int pbytes = VNBYTES(vid_priv->bpix);
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| 	int i, col;
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| 	int mask = 0x80;
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| 	void *line = vid_priv->fb +
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| 		(vid_priv->ysize - VID_TO_PIXEL(x_frac) - 1) *
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| 		vid_priv->line_length + y * pbytes;
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| 	uchar *pfont = video_fontdata + (u8)ch * VIDEO_FONT_HEIGHT;
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| 
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| 	if (x_frac + VID_TO_POS(vc_priv->x_charsize) > vc_priv->xsize_frac)
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| 		return -EAGAIN;
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| 
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| 	for (col = 0; col < VIDEO_FONT_HEIGHT; col++) {
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| 		switch (vid_priv->bpix) {
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| 		case VIDEO_BPP8:
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| 			if (IS_ENABLED(CONFIG_VIDEO_BPP8)) {
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| 				uint8_t *dst = line;
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| 
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| 				for (i = 0; i < VIDEO_FONT_HEIGHT; i++) {
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| 					*dst++ = (pfont[i] & mask) ?
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| 						vid_priv->colour_fg :
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| 						vid_priv->colour_bg;
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| 				}
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| 				break;
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| 			}
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| 		case VIDEO_BPP16:
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| 			if (IS_ENABLED(CONFIG_VIDEO_BPP16)) {
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| 				uint16_t *dst = line;
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| 
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| 				for (i = 0; i < VIDEO_FONT_HEIGHT; i++) {
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| 					*dst++ = (pfont[i] & mask) ?
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| 						vid_priv->colour_fg :
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| 						vid_priv->colour_bg;
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| 				}
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| 				break;
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| 			}
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| 		case VIDEO_BPP32:
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| 			if (IS_ENABLED(CONFIG_VIDEO_BPP32)) {
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| 				uint32_t *dst = line;
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| 
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| 				for (i = 0; i < VIDEO_FONT_HEIGHT; i++) {
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| 					*dst++ = (pfont[i] & mask) ?
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| 						vid_priv->colour_fg :
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| 						vid_priv->colour_bg;
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| 				}
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| 				break;
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| 			}
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| 		default:
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| 			return -ENOSYS;
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| 		}
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| 		line -= vid_priv->line_length;
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| 		mask >>= 1;
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| 	}
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| 
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| 	return VID_TO_POS(VIDEO_FONT_WIDTH);
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| }
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| 
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| 
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| static int console_probe_2(struct udevice *dev)
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| {
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| 	struct vidconsole_priv *vc_priv = dev_get_uclass_priv(dev);
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| 	struct udevice *vid_dev = dev->parent;
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| 	struct video_priv *vid_priv = dev_get_uclass_priv(vid_dev);
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| 
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| 	vc_priv->x_charsize = VIDEO_FONT_WIDTH;
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| 	vc_priv->y_charsize = VIDEO_FONT_HEIGHT;
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| 	vc_priv->cols = vid_priv->xsize / VIDEO_FONT_WIDTH;
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| 	vc_priv->rows = vid_priv->ysize / VIDEO_FONT_HEIGHT;
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| 
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| 	return 0;
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| }
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| 
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| static int console_probe_1_3(struct udevice *dev)
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| {
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| 	struct vidconsole_priv *vc_priv = dev_get_uclass_priv(dev);
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| 	struct udevice *vid_dev = dev->parent;
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| 	struct video_priv *vid_priv = dev_get_uclass_priv(vid_dev);
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| 
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| 	vc_priv->x_charsize = VIDEO_FONT_WIDTH;
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| 	vc_priv->y_charsize = VIDEO_FONT_HEIGHT;
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| 	vc_priv->cols = vid_priv->ysize / VIDEO_FONT_WIDTH;
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| 	vc_priv->rows = vid_priv->xsize / VIDEO_FONT_HEIGHT;
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| 	vc_priv->xsize_frac = VID_TO_POS(vid_priv->ysize);
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| 
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| 	return 0;
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| }
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| 
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| struct vidconsole_ops console_ops_1 = {
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| 	.putc_xy	= console_putc_xy_1,
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| 	.move_rows	= console_move_rows_1,
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| 	.set_row	= console_set_row_1,
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| };
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| 
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| struct vidconsole_ops console_ops_2 = {
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| 	.putc_xy	= console_putc_xy_2,
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| 	.move_rows	= console_move_rows_2,
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| 	.set_row	= console_set_row_2,
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| };
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| 
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| struct vidconsole_ops console_ops_3 = {
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| 	.putc_xy	= console_putc_xy_3,
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| 	.move_rows	= console_move_rows_3,
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| 	.set_row	= console_set_row_3,
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| };
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| 
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| U_BOOT_DRIVER(vidconsole_1) = {
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| 	.name	= "vidconsole1",
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| 	.id	= UCLASS_VIDEO_CONSOLE,
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| 	.ops	= &console_ops_1,
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| 	.probe	= console_probe_1_3,
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| };
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| 
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| U_BOOT_DRIVER(vidconsole_2) = {
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| 	.name	= "vidconsole2",
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| 	.id	= UCLASS_VIDEO_CONSOLE,
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| 	.ops	= &console_ops_2,
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| 	.probe	= console_probe_2,
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| };
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| 
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| U_BOOT_DRIVER(vidconsole_3) = {
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| 	.name	= "vidconsole3",
 | |
| 	.id	= UCLASS_VIDEO_CONSOLE,
 | |
| 	.ops	= &console_ops_3,
 | |
| 	.probe	= console_probe_1_3,
 | |
| };
 |