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GuEe-GUI
9a6d515e27
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1. 8250 serila family (OFW, PCI, DWC, early) 2. Virtual serial (by graphic and input) 3. HVC early serial 4. ARM PL011 serial Signed-off-by: GuEe-GUI <2991707448@qq.com>
93 lines
2.2 KiB
C
93 lines
2.2 KiB
C
/*
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* Copyright (c) 2006-2023, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2023-02-25 GuEe-GUI the first version
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*/
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#ifndef __PSF_H__
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#define __PSF_H__
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#include <rtthread.h>
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#define PSF1_MAGIC0 0x36
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#define PSF1_MAGIC1 0x04
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#define PSF1_MODE512 0x01
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#define PSF1_MODEHASTAB 0x02
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#define PSF1_MODEHASSEQ 0x04
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#define PSF1_MAXMODE 0x05
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#define PSF1_SEPARATOR 0xffff
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#define PSF1_STARTSEQ 0xfffe
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struct psf1_header
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{
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rt_uint8_t magic[2]; /* Magic number */
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rt_uint8_t mode; /* PSF font mode */
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rt_uint8_t charsize; /* Character size */
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};
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#define PSF2_MAGIC0 0x72
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#define PSF2_MAGIC1 0xb5
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#define PSF2_MAGIC2 0x4a
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#define PSF2_MAGIC3 0x86
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/* bits used in flags */
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#define PSF2_HAS_UNICODE_TABLE 0x01
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/* max version recognized so far */
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#define PSF2_MAXVERSION 0
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/* UTF8 separators */
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#define PSF2_SEPARATOR 0xff
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#define PSF2_STARTSEQ 0xfe
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struct psf2_header
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{
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rt_uint8_t magic[4];
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rt_uint32_t version;
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rt_uint32_t headersize; /* offset of bitmaps in file */
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rt_uint32_t flags;
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rt_uint32_t length; /* number of glyphs */
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rt_uint32_t charsize; /* number of bytes for each character, charsize = height * ((width + 7) / 8) */
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rt_uint32_t height, width; /* max dimensions of glyphs */
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};
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enum psf_type
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{
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PSF_TYPE_1,
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PSF_TYPE_2,
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PSF_TYPE_UNKNOW,
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};
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struct psf_font
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{
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union
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{
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const rt_uint8_t *raw_data;
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struct psf1_header *header1;
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struct psf2_header *header2;
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};
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const rt_uint8_t *font_map;
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const rt_uint8_t *font_data;
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enum psf_type type;
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rt_uint32_t count; /* fonts count */
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rt_uint32_t size;
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rt_uint32_t height;
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rt_uint32_t width;
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rt_uint32_t glyph; /* height * width */
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};
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rt_err_t psf_initialize(const void *psf_data, struct psf_font *out_psf);
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rt_err_t psf_parse(struct psf_font *psf, const rt_uint8_t *font_data,
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rt_uint8_t *tmpglyph, rt_uint32_t color_size,
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rt_uint32_t foreground, rt_uint32_t background);
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#endif /* __PSF_H__ */
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