Kernel: Fonts can now be parsed from the filesystem and set to terminal
We currently dont have a fallback font if we cannot get to filesystem initialization, but that will come later. I can't test on real hardware for this reason.
This commit is contained in:
Bananymous
parent
0e668738dc
commit
a4980acc88
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@ -3,6 +3,5 @@ isodir
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sysroot
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.vscode/
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.idea/
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fonts/
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bochsrc
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bx_enh_dbg.ini
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bx_enh_dbg.ini
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4
disk.sh
4
disk.sh
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@ -37,7 +37,9 @@ sudo mkfs.ext2 $PARTITION2
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sudo mount $PARTITION2 $MOUNT_DIR
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sudo cp -r sysroot/* ${MOUNT_DIR}/
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sudo cp -r ${SYSROOT}/* ${MOUNT_DIR}/
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sudo mkdir -p ${MOUNT_DIR}/usr/share/
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sudo cp -r fonts ${MOUNT_DIR}/usr/share/
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sudo grub-install --no-floppy --target=i386-pc --modules="normal ext2 multiboot" --boot-directory=${MOUNT_DIR}/boot $LOOP_DEV
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@ -37,7 +37,7 @@ kernel/build_libc.o \
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kernel/CPUID.o \
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kernel/Debug.o \
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kernel/DiskIO.o \
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kernel/font.o \
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kernel/Font.o \
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kernel/FS/Ext2.o \
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kernel/FS/VirtualFileSystem.o \
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kernel/Input.o \
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@ -12,6 +12,7 @@ public:
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void write(const char* data, size_t size);
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void write_string(const char* data);
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void set_cursor_position(uint32_t x, uint32_t y);
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void set_font(const Kernel::Font&);
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uint32_t height() const { return m_height; }
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uint32_t width() const { return m_width; }
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@ -1,5 +1,7 @@
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#pragma once
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#include <kernel/Font.h>
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#include <stdint.h>
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class TerminalDriver
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@ -20,8 +22,8 @@ public:
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};
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public:
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TerminalDriver(const Kernel::Font& font) : m_font(font) {}
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virtual ~TerminalDriver() {}
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virtual uint32_t width() const = 0;
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virtual uint32_t height() const = 0;
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@ -29,6 +31,12 @@ public:
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virtual void clear(Color) = 0;
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virtual void set_cursor_position(uint32_t, uint32_t) = 0;
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void set_font(const Kernel::Font& font) { m_font = font; };
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const Kernel::Font& font() const { return m_font; }
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private:
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Kernel::Font m_font;
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};
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namespace TerminalColor
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@ -1,16 +1,15 @@
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#pragma once
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#include <kernel/font.h>
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#include <kernel/TerminalDriver.h>
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class VesaTerminalDriver final : public TerminalDriver
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{
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public:
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static VesaTerminalDriver* create();
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static VesaTerminalDriver* create(const Kernel::Font&);
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~VesaTerminalDriver();
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virtual uint32_t width() const override { return m_width / m_font.Width; }
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virtual uint32_t height() const override { return m_height / m_font.Height; }
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virtual uint32_t width() const override { return m_width / font().width(); }
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virtual uint32_t height() const override { return m_height / font().height(); }
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virtual void putchar_at(uint16_t, uint32_t, uint32_t, Color, Color) override;
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virtual void clear(Color) override;
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@ -18,13 +17,13 @@ public:
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virtual void set_cursor_position(uint32_t, uint32_t) override;
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private:
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VesaTerminalDriver(uint32_t width, uint32_t height, uint32_t pitch, uint8_t bpp, uintptr_t address, bitmap_font font)
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: m_width(width)
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VesaTerminalDriver(uint32_t width, uint32_t height, uint32_t pitch, uint8_t bpp, uintptr_t address, const Kernel::Font& font)
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: TerminalDriver(font)
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, m_width(width)
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, m_height(height)
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, m_pitch(pitch)
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, m_bpp(bpp)
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, m_address(address)
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, m_font(font)
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{ }
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void set_pixel(uint32_t, Color);
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@ -35,7 +34,6 @@ private:
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uint32_t m_pitch = 0;
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uint8_t m_bpp = 0;
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uintptr_t m_address = 0;
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bitmap_font m_font;
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static constexpr Color s_cursor_color = TerminalColor::BRIGHT_WHITE;
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};
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@ -1,271 +0,0 @@
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#pragma once
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// (c) 2009, 2010 Lutz Sammer, License: AGPLv3
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/// bitmap font structure
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struct bitmap_font {
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unsigned char Width; ///< max. character width
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unsigned char Height; ///< character height
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unsigned short Chars; ///< number of characters in font
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const unsigned char *Widths; ///< width of each character
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const unsigned short *Index; ///< encoding to character index
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const unsigned char *Bitmap; ///< bitmap of all characters
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};
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/// @{ defines to have human readable font files
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#define ________ 0x00
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#define _______X 0x01
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#define ______X_ 0x02
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#define ______XX 0x03
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#define _____X__ 0x04
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#define _____X_X 0x05
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#define _____XX_ 0x06
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#define _____XXX 0x07
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#define ____X___ 0x08
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#define ____X__X 0x09
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#define ____X_X_ 0x0A
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#define ____X_XX 0x0B
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#define ____XX__ 0x0C
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#define ____XX_X 0x0D
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#define ____XXX_ 0x0E
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#define ____XXXX 0x0F
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#define ___X____ 0x10
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#define ___X___X 0x11
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#define ___X__X_ 0x12
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#define ___X__XX 0x13
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#define ___X_X__ 0x14
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#define ___X_X_X 0x15
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#define ___X_XX_ 0x16
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#define ___X_XXX 0x17
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#define ___XX___ 0x18
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#define ___XX__X 0x19
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#define ___XX_X_ 0x1A
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#define ___XX_XX 0x1B
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#define ___XXX__ 0x1C
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#define ___XXX_X 0x1D
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#define ___XXXX_ 0x1E
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#define ___XXXXX 0x1F
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#define __X_____ 0x20
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#define __X____X 0x21
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#define __X___X_ 0x22
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#define __X___XX 0x23
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#define __X__X__ 0x24
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#define __X__X_X 0x25
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#define __X__XX_ 0x26
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#define __X__XXX 0x27
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#define __X_X___ 0x28
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#define __X_X__X 0x29
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#define __X_X_X_ 0x2A
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#define __X_X_XX 0x2B
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#define __X_XX__ 0x2C
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#define __X_XX_X 0x2D
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#define __X_XXX_ 0x2E
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#define __X_XXXX 0x2F
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#define __XX____ 0x30
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#define __XX___X 0x31
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#define __XX__X_ 0x32
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#define __XX__XX 0x33
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#define __XX_X__ 0x34
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#define __XX_X_X 0x35
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#define __XX_XX_ 0x36
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#define __XX_XXX 0x37
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#define __XXX___ 0x38
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#define __XXX__X 0x39
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#define __XXX_X_ 0x3A
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#define __XXX_XX 0x3B
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#define __XXXX__ 0x3C
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#define __XXXX_X 0x3D
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#define __XXXXX_ 0x3E
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#define __XXXXXX 0x3F
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#define _X______ 0x40
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#define _X_____X 0x41
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#define _X____X_ 0x42
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#define _X____XX 0x43
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#define _X___X__ 0x44
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#define _X___X_X 0x45
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#define _X___XX_ 0x46
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#define _X___XXX 0x47
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#define _X__X___ 0x48
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#define _X__X__X 0x49
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#define _X__X_X_ 0x4A
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#define _X__X_XX 0x4B
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#define _X__XX__ 0x4C
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#define _X__XX_X 0x4D
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#define _X__XXX_ 0x4E
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#define _X__XXXX 0x4F
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#define _X_X____ 0x50
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#define _X_X___X 0x51
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#define _X_X__X_ 0x52
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#define _X_X__XX 0x53
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#define _X_X_X__ 0x54
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#define _X_X_X_X 0x55
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#define _X_X_XX_ 0x56
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#define _X_X_XXX 0x57
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#define _X_XX___ 0x58
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#define _X_XX__X 0x59
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#define _X_XX_X_ 0x5A
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#define _X_XX_XX 0x5B
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#define _X_XXX__ 0x5C
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#define _X_XXX_X 0x5D
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#define _X_XXXX_ 0x5E
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#define _X_XXXXX 0x5F
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#define _XX_____ 0x60
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#define _XX____X 0x61
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#define _XX___X_ 0x62
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#define _XX___XX 0x63
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#define _XX__X__ 0x64
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#define _XX__X_X 0x65
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#define _XX__XX_ 0x66
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#define _XX__XXX 0x67
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#define _XX_X___ 0x68
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#define _XX_X__X 0x69
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#define _XX_X_X_ 0x6A
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#define _XX_X_XX 0x6B
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#define _XX_XX__ 0x6C
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#define _XX_XX_X 0x6D
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#define _XX_XXX_ 0x6E
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#define _XX_XXXX 0x6F
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#define _XXX____ 0x70
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#define _XXX___X 0x71
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#define _XXX__X_ 0x72
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#define _XXX__XX 0x73
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#define _XXX_X__ 0x74
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#define _XXX_X_X 0x75
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#define _XXX_XX_ 0x76
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#define _XXX_XXX 0x77
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#define _XXXX___ 0x78
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#define _XXXX__X 0x79
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#define _XXXX_X_ 0x7A
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#define _XXXX_XX 0x7B
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#define _XXXXX__ 0x7C
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#define _XXXXX_X 0x7D
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#define _XXXXXX_ 0x7E
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#define _XXXXXXX 0x7F
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#define X_______ 0x80
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#define X______X 0x81
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#define X_____X_ 0x82
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#define X_____XX 0x83
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#define X____X__ 0x84
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#define X____X_X 0x85
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#define X____XX_ 0x86
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#define X____XXX 0x87
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#define X___X___ 0x88
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#define X___X__X 0x89
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#define X___X_X_ 0x8A
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#define X___X_XX 0x8B
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#define X___XX__ 0x8C
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#define X___XX_X 0x8D
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#define X___XXX_ 0x8E
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#define X___XXXX 0x8F
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#define X__X____ 0x90
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#define X__X___X 0x91
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#define X__X__X_ 0x92
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#define X__X__XX 0x93
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#define X__X_X__ 0x94
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#define X__X_X_X 0x95
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#define X__X_XX_ 0x96
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#define X__X_XXX 0x97
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#define X__XX___ 0x98
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#define X__XX__X 0x99
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#define X__XX_X_ 0x9A
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#define X__XX_XX 0x9B
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#define X__XXX__ 0x9C
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#define X__XXX_X 0x9D
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#define X__XXXX_ 0x9E
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#define X__XXXXX 0x9F
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#define X_X_____ 0xA0
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#define X_X____X 0xA1
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#define X_X___X_ 0xA2
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#define X_X___XX 0xA3
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#define X_X__X__ 0xA4
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#define X_X__X_X 0xA5
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#define X_X__XX_ 0xA6
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#define X_X__XXX 0xA7
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#define X_X_X___ 0xA8
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#define X_X_X__X 0xA9
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#define X_X_X_X_ 0xAA
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#define X_X_X_XX 0xAB
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#define X_X_XX__ 0xAC
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#define X_X_XX_X 0xAD
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#define X_X_XXX_ 0xAE
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#define X_X_XXXX 0xAF
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#define X_XX____ 0xB0
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#define X_XX___X 0xB1
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#define X_XX__X_ 0xB2
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#define X_XX__XX 0xB3
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#define X_XX_X__ 0xB4
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#define X_XX_X_X 0xB5
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#define X_XX_XX_ 0xB6
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#define X_XX_XXX 0xB7
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#define X_XXX___ 0xB8
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#define X_XXX__X 0xB9
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#define X_XXX_X_ 0xBA
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#define X_XXX_XX 0xBB
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#define X_XXXX__ 0xBC
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#define X_XXXX_X 0xBD
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#define X_XXXXX_ 0xBE
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#define X_XXXXXX 0xBF
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#define XX______ 0xC0
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#define XX_____X 0xC1
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#define XX____X_ 0xC2
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#define XX____XX 0xC3
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#define XX___X__ 0xC4
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#define XX___X_X 0xC5
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#define XX___XX_ 0xC6
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#define XX___XXX 0xC7
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#define XX__X___ 0xC8
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#define XX__X__X 0xC9
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#define XX__X_X_ 0xCA
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#define XX__X_XX 0xCB
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#define XX__XX__ 0xCC
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#define XX__XX_X 0xCD
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#define XX__XXX_ 0xCE
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#define XX__XXXX 0xCF
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#define XX_X____ 0xD0
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#define XX_X___X 0xD1
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#define XX_X__X_ 0xD2
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#define XX_X__XX 0xD3
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#define XX_X_X__ 0xD4
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#define XX_X_X_X 0xD5
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#define XX_X_XX_ 0xD6
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#define XX_X_XXX 0xD7
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#define XX_XX___ 0xD8
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#define XX_XX__X 0xD9
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#define XX_XX_X_ 0xDA
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#define XX_XX_XX 0xDB
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#define XX_XXX__ 0xDC
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#define XX_XXX_X 0xDD
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#define XX_XXXX_ 0xDE
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#define XX_XXXXX 0xDF
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#define XXX_____ 0xE0
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#define XXX____X 0xE1
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#define XXX___X_ 0xE2
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#define XXX___XX 0xE3
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#define XXX__X__ 0xE4
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#define XXX__X_X 0xE5
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#define XXX__XX_ 0xE6
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#define XXX__XXX 0xE7
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#define XXX_X___ 0xE8
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#define XXX_X__X 0xE9
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#define XXX_X_X_ 0xEA
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#define XXX_X_XX 0xEB
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#define XXX_XX__ 0xEC
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#define XXX_XX_X 0xED
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#define XXX_XXX_ 0xEE
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#define XXX_XXXX 0xEF
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#define XXXX____ 0xF0
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#define XXXX___X 0xF1
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#define XXXX__X_ 0xF2
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#define XXXX__XX 0xF3
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#define XXXX_X__ 0xF4
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#define XXXX_X_X 0xF5
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#define XXXX_XX_ 0xF6
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#define XXXX_XXX 0xF7
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#define XXXXX___ 0xF8
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#define XXXXX__X 0xF9
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#define XXXXX_X_ 0xFA
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#define XXXXX_XX 0xFB
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#define XXXXXX__ 0xFC
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#define XXXXXX_X 0xFD
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#define XXXXXXX_ 0xFE
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#define XXXXXXXX 0xFF
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/// @}
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@ -324,6 +324,21 @@ argument_done:
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TTY_PRINTLN("{}", BAN::StringView((const char*)data.data(), data.size()));
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}
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else if (arguments.front() == "loadfont")
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{
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if (!VirtualFileSystem::is_initialized())
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return TTY_PRINTLN("VFS not initialized :(");
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if (arguments.size() != 2)
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return TTY_PRINTLN("usage: 'loadfont font_path'");
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auto font_or_error = Font::load(arguments[1]);
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if (font_or_error.is_error())
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return TTY_PRINTLN("{}", font_or_error.error());
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auto font = font_or_error.release_value();
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m_tty->set_font(font);
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}
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else
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{
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TTY_PRINTLN("unrecognized command '{}'", arguments.front());
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@ -52,6 +52,14 @@ void TTY::set_cursor_position(uint32_t x, uint32_t y)
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last_y = m_row = y;
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}
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void TTY::set_font(const Kernel::Font& font)
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{
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m_terminal_driver->set_font(font);
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for (uint32_t y = 0; y < m_height; y++)
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for (uint32_t x = 0; x < m_width; x++)
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render_from_buffer(x, y);
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}
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static uint16_t handle_unicode(uint8_t ch)
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{
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static uint8_t unicode_left = 0;
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@ -4,9 +4,7 @@
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#include <kernel/multiboot.h>
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#include <kernel/VesaTerminalDriver.h>
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extern const struct bitmap_font font;
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VesaTerminalDriver* VesaTerminalDriver::create()
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VesaTerminalDriver* VesaTerminalDriver::create(const Kernel::Font& font)
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{
|
||||
if (!(g_multiboot_info->flags & MULTIBOOT_FLAGS_FRAMEBUFFER))
|
||||
{
|
||||
|
|
@ -73,29 +71,19 @@ void VesaTerminalDriver::set_pixel(uint32_t offset, Color color)
|
|||
|
||||
void VesaTerminalDriver::putchar_at(uint16_t ch, uint32_t x, uint32_t y, Color fg, Color bg)
|
||||
{
|
||||
uint32_t glyph_index = 0;
|
||||
for (uint32_t i = 0; i < m_font.Chars; i++)
|
||||
{
|
||||
if (m_font.Index[i] == ch)
|
||||
{
|
||||
glyph_index = i;
|
||||
break;
|
||||
}
|
||||
}
|
||||
const uint8_t* glyph = font().has_glyph(ch) ? font().glyph(ch) : font().glyph('?');
|
||||
|
||||
const uint8_t* glyph = m_font.Bitmap + glyph_index * m_font.Height;
|
||||
|
||||
x *= m_font.Width;
|
||||
y *= m_font.Height;
|
||||
x *= font().width();
|
||||
y *= font().height();
|
||||
|
||||
uint32_t row_offset = y * m_pitch + x * m_bpp / 8;
|
||||
for (uint32_t dy = 0; dy < m_font.Height && y + dy < m_height; dy++)
|
||||
for (uint32_t dy = 0; dy < font().height() && y + dy < m_height; dy++)
|
||||
{
|
||||
uint32_t pixel_offset = row_offset;
|
||||
for (uint32_t dx = 0; dx < m_font.Width && x + dx < m_width; dx++)
|
||||
for (uint32_t dx = 0; dx < font().width() && x + dx < m_width; dx++)
|
||||
{
|
||||
uint8_t bitmask = 1 << (font.Width - dx - 1);
|
||||
set_pixel(pixel_offset, glyph[dy] & bitmask ? fg : bg);
|
||||
uint8_t bitmask = 1 << (font().width() - dx - 1);
|
||||
set_pixel(pixel_offset, glyph[dy * font().pitch()] & bitmask ? fg : bg);
|
||||
pixel_offset += m_bpp / 8;
|
||||
}
|
||||
row_offset += m_pitch;
|
||||
|
|
@ -128,38 +116,19 @@ void VesaTerminalDriver::clear(Color color)
|
|||
|
||||
void VesaTerminalDriver::set_cursor_position(uint32_t x, uint32_t y)
|
||||
{
|
||||
ASSERT(m_font.Height == 16 && m_font.Width == 8);
|
||||
constexpr uint8_t cursor[] = {
|
||||
________,
|
||||
________,
|
||||
________,
|
||||
________,
|
||||
________,
|
||||
________,
|
||||
________,
|
||||
________,
|
||||
________,
|
||||
________,
|
||||
________,
|
||||
________,
|
||||
________,
|
||||
XXXXXXXX,
|
||||
XXXXXXXX,
|
||||
________,
|
||||
};
|
||||
uint32_t cursor_h = font().height() / 8;
|
||||
uint32_t cursor_top = font().height() * 13 / 16;
|
||||
|
||||
x *= m_font.Width;
|
||||
y *= m_font.Height;
|
||||
x *= font().width();
|
||||
y *= font().height();
|
||||
|
||||
uint32_t row_offset = y * m_pitch + x * m_bpp / 8;
|
||||
for (uint32_t dy = 0; dy < m_font.Height && y + dy < m_height; dy++)
|
||||
uint32_t row_offset = (y + cursor_top) * m_pitch + x * m_bpp / 8;
|
||||
for (uint32_t dy = 0; dy < cursor_h; dy++)
|
||||
{
|
||||
uint32_t pixel_offset = row_offset;
|
||||
for (uint32_t dx = 0; dx < m_font.Width && x + dx < m_width; dx++)
|
||||
for (uint32_t dx = 0; dx < font().width(); dx++)
|
||||
{
|
||||
uint8_t bitmask = 1 << (font.Width - dx - 1);
|
||||
if (cursor[dy] & bitmask)
|
||||
set_pixel(pixel_offset, s_cursor_color);
|
||||
set_pixel(pixel_offset, s_cursor_color);
|
||||
pixel_offset += m_bpp / 8;
|
||||
}
|
||||
row_offset += m_pitch;
|
||||
|
|
|
|||
58006
kernel/kernel/font.c
58006
kernel/kernel/font.c
File diff suppressed because it is too large
Load Diff
|
|
@ -76,29 +76,40 @@ extern "C" void kernel_main()
|
|||
dprintln("kmalloc initialized");
|
||||
|
||||
IDT::initialize();
|
||||
dprintln("IDT initialized");
|
||||
dprintln("IDT initialized");
|
||||
|
||||
MMU::intialize();
|
||||
dprintln("MMU initialized");
|
||||
|
||||
TerminalDriver* terminal_driver = VesaTerminalDriver::create();
|
||||
ASSERT(terminal_driver);
|
||||
dprintln("VESA initialized");
|
||||
TTY* tty1 = new TTY(terminal_driver);
|
||||
//TerminalDriver* terminal_driver = VesaTerminalDriver::create();
|
||||
//ASSERT(terminal_driver);
|
||||
//dprintln("VESA initialized");
|
||||
//TTY* tty1 = new TTY(terminal_driver);
|
||||
|
||||
InterruptController::initialize(cmdline.force_pic);
|
||||
dprintln("Interrupt controller initialized");
|
||||
|
||||
PIT::initialize();
|
||||
dprintln("PIT initialized");
|
||||
|
||||
if (!Input::initialize())
|
||||
return;
|
||||
dprintln("8042 initialized");
|
||||
|
||||
Scheduler::initialize();
|
||||
Scheduler& scheduler = Scheduler::get();
|
||||
MUST(scheduler.add_thread(BAN::Function<void()>([] { DiskIO::initialize(); })));
|
||||
MUST(scheduler.add_thread(BAN::Function<void()>([tty1] { Shell(tty1).run(); })));
|
||||
MUST(scheduler.add_thread(BAN::Function<void()>(
|
||||
[]
|
||||
{
|
||||
DiskIO::initialize();
|
||||
dprintln("Disk IO initialized");
|
||||
|
||||
auto font = MUST(Font::load("/usr/share/fonts/zap-ext-vga16.psf"));
|
||||
dprintln("Font loaded");
|
||||
|
||||
Shell(new TTY(VesaTerminalDriver::create(font))).run();
|
||||
}
|
||||
)));
|
||||
scheduler.start();
|
||||
ASSERT(false);
|
||||
}
|
||||
Loading…
Reference in New Issue