upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
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136 lines
3.7 KiB
136 lines
3.7 KiB
/*
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* Copyright (c) 2015 Google, Inc
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#ifndef __video_console_h
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#define __video_console_h
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/**
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* struct vidconsole_priv - uclass-private data about a console device
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*
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* @sdev: stdio device, acting as an output sink
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* @curr_col: Current text column (0=left)
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* @curr_row: Current row (0=top)
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* @rows: Number of text rows
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* @cols: Number of text columns
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*/
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struct vidconsole_priv {
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struct stdio_dev sdev;
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int curr_col;
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int curr_row;
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int rows;
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int cols;
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};
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/**
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* struct vidconsole_ops - Video console operations
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*
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* These operations work on either an absolute console position (measured
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* in pixels) or a text row number (measured in rows, where each row consists
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* of an entire line of text - typically 16 pixels).
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*/
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struct vidconsole_ops {
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/**
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* putc_xy() - write a single character to a position
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*
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* @dev: Device to write to
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* @x: Pixel X position (0=left-most pixel)
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* @y: Pixel Y position (0=top-most pixel)
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* @ch: Character to write
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* @return 0 if OK, -ve on error
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*/
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int (*putc_xy)(struct udevice *dev, uint x, uint y, char ch);
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/**
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* move_rows() - Move text rows from one place to another
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*
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* @dev: Device to adjust
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* @rowdst: Destination text row (0=top)
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* @rowsrc: Source start text row
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* @count: Number of text rows to move
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* @return 0 if OK, -ve on error
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*/
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int (*move_rows)(struct udevice *dev, uint rowdst, uint rowsrc,
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uint count);
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/**
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* set_row() - Set the colour of a text row
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*
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* Every pixel contained within the text row is adjusted
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*
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* @dev: Device to adjust
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* @row: Text row to adjust (0=top)
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* @clr: Raw colour (pixel value) to write to each pixel
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* @return 0 if OK, -ve on error
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*/
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int (*set_row)(struct udevice *dev, uint row, int clr);
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};
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/* Get a pointer to the driver operations for a video console device */
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#define vidconsole_get_ops(dev) ((struct vidconsole_ops *)(dev)->driver->ops)
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/**
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* vidconsole_putc_xy() - write a single character to a position
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*
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* @dev: Device to write to
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* @x: Pixel X position (0=left-most pixel)
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* @y: Pixel Y position (0=top-most pixel)
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* @ch: Character to write
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* @return 0 if OK, -ve on error
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*/
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int vidconsole_putc_xy(struct udevice *dev, uint x, uint y, char ch);
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/**
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* vidconsole_move_rows() - Move text rows from one place to another
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*
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* @dev: Device to adjust
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* @rowdst: Destination text row (0=top)
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* @rowsrc: Source start text row
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* @count: Number of text rows to move
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* @return 0 if OK, -ve on error
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*/
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int vidconsole_move_rows(struct udevice *dev, uint rowdst, uint rowsrc,
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uint count);
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/**
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* vidconsole_set_row() - Set the colour of a text row
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*
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* Every pixel contained within the text row is adjusted
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*
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* @dev: Device to adjust
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* @row: Text row to adjust (0=top)
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* @clr: Raw colour (pixel value) to write to each pixel
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* @return 0 if OK, -ve on error
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*/
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int vidconsole_set_row(struct udevice *dev, uint row, int clr);
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/**
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* vidconsole_put_char() - Output a character to the current console position
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*
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* Outputs a character to the console and advances the cursor. This function
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* handles wrapping to new lines and scrolling the console. Special
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* characters are handled also: \n, \r, \b and \t.
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*
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* The device always starts with the cursor at position 0,0 (top left). It
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* can be adjusted manually using vidconsole_position_cursor().
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*
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* @dev: Device to adjust
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* @ch: Character to write
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* @return 0 if OK, -ve on error
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*/
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int vidconsole_put_char(struct udevice *dev, char ch);
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/**
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* vidconsole_position_cursor() - Move the text cursor
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*
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* @dev: Device to adjust
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* @col: New cursor text column
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* @row: New cursor text row
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* @return 0 if OK, -ve on error
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*/
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void vidconsole_position_cursor(struct udevice *dev, unsigned col,
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unsigned row);
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#endif
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