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[feat] hankaku print

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pyao12
2026-05-10 18:55:48 +08:00
Unverified
parent 4356f88dfb
commit 4433d2ef85
12 changed files with 348 additions and 22 deletions
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Makefile
+4 -4
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@@ -1,5 +1,5 @@
CFLAGS = -Iinclude -Ignu-efi/inc -ffreestanding -fno-stack-protector -fno-stack-check -fshort-wchar -mno-red-zone -std=c11
CXXFLAGS = -Iinclude -Ignu-efi/inc -ffreestanding -fno-stack-protector -fno-stack-check -fshort-wchar -mno-red-zone -maccumulate-outgoing-args -std=c++17
CFLAGS = -Iinclude -Ignu-efi/inc -ffreestanding -fno-stack-protector -fno-stack-check -fshort-wchar -mno-red-zone -std=c17 -Wwrite-strings
CXXFLAGS = -Iinclude -Ignu-efi/inc -ffreestanding -fno-stack-protector -fno-stack-check -fshort-wchar -mno-red-zone -maccumulate-outgoing-args -std=c++17 -Wwrite-strings
LDFLAGS = -shared -Bsymbolic -Lgnu-efi/x86_64/lib -Lgnu-efi/x86_64/gnuefi -Tgnu-efi/gnuefi/elf_x86_64_efi.lds
LDLIBS = -lgnuefi -lefi --no-undefined
@@ -8,11 +8,11 @@ SRC_CPP = $(wildcard */*.cpp)
OBJ = $(SRC_C:%.c=build/%.o) $(SRC_CPP:%.cpp=build/%.o)
_bd:
@mkdir -p build/graphics build/kernel
@mkdir -p build/graphics build/kernel build/fonts
all: _bd $(OBJ)
@echo "* Linking EFI..."
@ld $(LDFLAGS) gnu-efi/x86_64/gnuefi/crt0-efi-x86_64.o build/boot.o build/graphics/draw.o build/kernel/main.o -o build/boot.so $(LDLIBS)
@ld $(LDFLAGS) gnu-efi/x86_64/gnuefi/crt0-efi-x86_64.o build/boot.o build/graphics/draw.o build/graphics/context.o build/kernel/main.o build/fonts/pixel_font.o -o build/boot.so $(LDLIBS)
@objcopy -j .text -j .sdata -j .data -j .rodata -j .dynamic -j .dynsym -j .rel -j .rela -j .rel.* -j .rela.* -j .reloc --output-target efi-app-x86_64 --subsystem=10 build/boot.so build/BOOTX64.EFI
build/%.o: %.c
README.md
+3 -1
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@@ -2,4 +2,6 @@
Sylva源于拉丁语“森林”，就是本操作系统的宗旨：简单、绿色、清新。
本操作系统在[GPL-3.0](LICENSE)协议下开源，欢迎各位fork二次开发，或是为提交Issues或PR做出贡献。
本操作系统在[GPL-3.0](LICENSE)协议下开源，欢迎各位fork二次开发，或是为提交Issues或PR做出贡献。
你可能还需要看看：[字体使用声明](fonts/resources/README.md)
fonts/README.md
+7
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@@ -0,0 +1,7 @@
# 字体使用声明
本系统引用了下列字体：
- Hankaku
并在相关协议下使用。
fonts/pixel_font.cpp
+22
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@@ -0,0 +1,22 @@
#include <fonts/sylva_sd.h>
#include <fonts/pixel_font.h>
#include <graphics/draw.h>
#include <common.h>
void pf_print_char(char c, unsigned int basex, unsigned int basey, EFI_GRAPHICS_OUTPUT_BLT_PIXEL color) {
for (unsigned int y = 0; y < 16; y++) {
unsigned char data = hankaku_pixels[c][y];
for (int x = 7; x >= 0; x--) {
unsigned int current = data & 1;
data >>= 1;
if (current)
draw_pixel(basex + x, basey + y, color);
}
}
}
void pf_print(char* text, unsigned int basex, unsigned int basey, EFI_GRAPHICS_OUTPUT_BLT_PIXEL color) {
for (unsigned int i = 0; i < strlen(text); i++) {
pf_print_char(text[i], basex + 9 * i, basey, color);
}
}
graphics/context.cpp
+10
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@@ -0,0 +1,10 @@
#include <graphics/context.h>
gfx_context g_gfx;
void gfx_init(EFI_GRAPHICS_OUTPUT_PROTOCOL *GOP) {
g_gfx.GOP = GOP;
g_gfx.hr = GOP->Mode->Info->HorizontalResolution;
g_gfx.vr = GOP->Mode->Info->VerticalResolution;
g_gfx.base = (EFI_GRAPHICS_OUTPUT_BLT_PIXEL *) GOP->Mode->FrameBufferBase;
}
graphics/draw.cpp
+4 -5
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@@ -1,11 +1,10 @@
#include <efi.h>
#include <graphics/draw.h>
void draw_pixel(unsigned int x, unsigned int y, EFI_GRAPHICS_OUTPUT_BLT_PIXEL color,
EFI_GRAPHICS_OUTPUT_PROTOCOL *GOP, unsigned int hr, EFI_GRAPHICS_OUTPUT_BLT_PIXEL *base) {
EFI_GRAPHICS_OUTPUT_BLT_PIXEL *p = base + (hr * y) + x;
void draw_pixel(unsigned int x, unsigned int y, EFI_GRAPHICS_OUTPUT_BLT_PIXEL color) {
EFI_GRAPHICS_OUTPUT_BLT_PIXEL *p = g_gfx.base + (g_gfx.hr * y) + x;
p->Blue = color.Blue;
p->Green = color.Green;
p->Red = color.Red;
p->Reserved = color.Reserved;
}
}
include/common.h
+7
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@@ -0,0 +1,7 @@
#pragma once
unsigned int strlen(char* arr) {
int i = 0;
while (arr[i++] != '\0');
return i - 1;
}
include/fonts/pixel_font.h
+6
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@@ -0,0 +1,6 @@
#pragma once
#include <graphics/context.h>
void pf_print_char(char c, unsigned int basex, unsigned int basey, EFI_GRAPHICS_OUTPUT_BLT_PIXEL color = {255, 255, 255, 255});
void pf_print(char* text, unsigned int basex, unsigned int basey, EFI_GRAPHICS_OUTPUT_BLT_PIXEL color = {255, 255, 255, 255});
include/fonts/sylva_sd.h
+261
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@@ -0,0 +1,261 @@
#pragma once
// Hankaku 字体
static unsigned char hankaku_pixels[256][16] = {
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x10, 0x10, 0x38, 0x38, 0x7c, 0x7c, 0xfe, 0xfe, 0x7c, 0x7c, 0x38, 0x38, 0x10, 0x10, 0x00, 0x00},
{0x55, 0xaa, 0x55, 0xaa, 0x55, 0xaa, 0x55, 0xaa, 0x55, 0xaa, 0x55, 0xaa, 0x55, 0xaa, 0x00, 0x00},
{0x00, 0x88, 0x88, 0x88, 0xf8, 0x88, 0x88, 0x88, 0x00, 0x3e, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08},
{0x00, 0xf8, 0x80, 0x80, 0xf0, 0x80, 0x80, 0x80, 0x3e, 0x20, 0x20, 0x3c, 0x20, 0x20, 0x20, 0x00},
{0x00, 0x70, 0x88, 0x80, 0x80, 0x80, 0x88, 0x70, 0x00, 0x3c, 0x22, 0x22, 0x3c, 0x28, 0x24, 0x22},
{0x00, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0xf8, 0x00, 0x3e, 0x20, 0x20, 0x3c, 0x20, 0x20, 0x20},
{0x00, 0x00, 0x38, 0x44, 0x44, 0x44, 0x38, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x10, 0x10, 0x10, 0x10, 0xfe, 0x10, 0x10, 0x10, 0x10, 0x00, 0xfe, 0x00, 0x00, 0x00},
{0x00, 0x84, 0xc4, 0xa4, 0xa4, 0x94, 0x94, 0x8c, 0x84, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x3e},
{0x00, 0x00, 0x88, 0x88, 0x88, 0x50, 0x50, 0x20, 0x00, 0x3e, 0x08, 0x08, 0x08, 0x08, 0x08, 0x00},
{0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0xf0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xf0, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x1f, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10},
{0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x1f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0xff, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10},
{0x00, 0x00, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0x00},
{0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x1f, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10},
{0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0xf0, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10},
{0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10},
{0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10},
{0x00, 0x00, 0x02, 0x0c, 0x30, 0xc0, 0x30, 0x0c, 0x02, 0x00, 0xfe, 0x00, 0xfe, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x80, 0x60, 0x18, 0x06, 0x18, 0x60, 0x80, 0xfe, 0x00, 0xfe, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xfe, 0x24, 0x24, 0x24, 0x24, 0x44, 0x84, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x02, 0x04, 0x08, 0xfe, 0x10, 0xfe, 0x20, 0x40, 0x80, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x0c, 0x12, 0x10, 0x10, 0x10, 0x7c, 0x10, 0x10, 0x3c, 0x52, 0x20, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x18, 0x18, 0x18, 0x18, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x00, 0x00, 0x10, 0x10, 0x00},
{0x6c, 0x24, 0x24, 0x48, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x12, 0x12, 0x12, 0x7f, 0x24, 0x24, 0x24, 0x24, 0x24, 0xfe, 0x48, 0x48, 0x48, 0x48, 0x00},
{0x10, 0x38, 0x54, 0x92, 0x92, 0x90, 0x50, 0x38, 0x14, 0x12, 0x92, 0x92, 0x54, 0x38, 0x10, 0x10},
{0x01, 0x61, 0x92, 0x92, 0x94, 0x94, 0x68, 0x08, 0x10, 0x16, 0x29, 0x29, 0x49, 0x49, 0x86, 0x80},
{0x00, 0x38, 0x44, 0x44, 0x44, 0x28, 0x10, 0x30, 0x4a, 0x8a, 0x84, 0x84, 0x4a, 0x31, 0x00, 0x00},
{0x60, 0x20, 0x20, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x02, 0x04, 0x08, 0x08, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x08, 0x08, 0x04, 0x02},
{0x00, 0x40, 0x20, 0x10, 0x10, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x10, 0x10, 0x20, 0x40},
{0x00, 0x00, 0x00, 0x00, 0x10, 0x92, 0x54, 0x38, 0x54, 0x92, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x10, 0x10, 0x10, 0x10, 0xfe, 0x10, 0x10, 0x10, 0x10, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x60, 0x20, 0x20, 0x40},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xfe, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x60, 0x60, 0x00, 0x00},
{0x00, 0x02, 0x02, 0x04, 0x04, 0x08, 0x08, 0x10, 0x10, 0x20, 0x20, 0x40, 0x40, 0x80, 0x80, 0x00},
{0x00, 0x18, 0x24, 0x24, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x24, 0x24, 0x18, 0x00, 0x00},
{0x00, 0x10, 0x10, 0x30, 0x50, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x00, 0x00},
{0x00, 0x18, 0x24, 0x42, 0x42, 0x02, 0x04, 0x08, 0x10, 0x20, 0x20, 0x40, 0x40, 0x7e, 0x00, 0x00},
{0x00, 0x38, 0x44, 0x82, 0x82, 0x02, 0x04, 0x38, 0x04, 0x02, 0x82, 0x82, 0x44, 0x38, 0x00, 0x00},
{0x00, 0x08, 0x18, 0x18, 0x28, 0x28, 0x48, 0x48, 0x88, 0xfe, 0x08, 0x08, 0x08, 0x08, 0x00, 0x00},
{0x00, 0x7c, 0x40, 0x40, 0x40, 0xb8, 0xc4, 0x82, 0x02, 0x02, 0x82, 0x82, 0x44, 0x38, 0x00, 0x00},
{0x00, 0x38, 0x44, 0x40, 0x80, 0x80, 0xb8, 0xc4, 0x82, 0x82, 0x82, 0x82, 0x44, 0x38, 0x00, 0x00},
{0x00, 0xfe, 0x02, 0x04, 0x04, 0x08, 0x08, 0x08, 0x08, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x00},
{0x00, 0x38, 0x44, 0x82, 0x82, 0x82, 0x44, 0x38, 0x44, 0x82, 0x82, 0x82, 0x44, 0x38, 0x00, 0x00},
{0x00, 0x38, 0x44, 0x82, 0x82, 0x82, 0x82, 0x46, 0x3a, 0x02, 0x02, 0x82, 0x44, 0x38, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x18, 0x18, 0x00, 0x00, 0x00, 0x00, 0x00, 0x18, 0x18, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x18, 0x18, 0x00, 0x00, 0x00, 0x00, 0x18, 0x08, 0x08, 0x10, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x02, 0x04, 0x08, 0x10, 0x20, 0x20, 0x10, 0x08, 0x04, 0x02, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0xfe, 0x00, 0x00, 0x00, 0xfe, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x40, 0x20, 0x10, 0x08, 0x04, 0x04, 0x08, 0x10, 0x20, 0x40, 0x00, 0x00, 0x00},
{0x00, 0x38, 0x44, 0x82, 0x82, 0x82, 0x04, 0x08, 0x08, 0x10, 0x10, 0x00, 0x00, 0x10, 0x10, 0x00},
{0x00, 0x18, 0x24, 0x42, 0x5a, 0xb5, 0xa5, 0xa5, 0xa5, 0x9a, 0x40, 0x40, 0x22, 0x1c, 0x00, 0x00},
{0x00, 0x10, 0x10, 0x28, 0x28, 0x28, 0x44, 0x44, 0x44, 0x7c, 0x82, 0x82, 0x82, 0x82, 0x00, 0x00},
{0x00, 0xf0, 0x88, 0x84, 0x84, 0x84, 0x88, 0xf8, 0x84, 0x82, 0x82, 0x82, 0x84, 0xf8, 0x00, 0x00},
{0x00, 0x38, 0x44, 0x42, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x42, 0x44, 0x38, 0x00, 0x00},
{0x00, 0xf0, 0x88, 0x84, 0x84, 0x82, 0x82, 0x82, 0x82, 0x82, 0x84, 0x84, 0x88, 0xf0, 0x00, 0x00},
{0x00, 0xfe, 0x80, 0x80, 0x80, 0x80, 0x80, 0xfc, 0x80, 0x80, 0x80, 0x80, 0x80, 0xfe, 0x00, 0x00},
{0x00, 0xfe, 0x80, 0x80, 0x80, 0x80, 0x80, 0xfc, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x00, 0x00},
{0x00, 0x18, 0x24, 0x42, 0x40, 0x80, 0x80, 0x8e, 0x82, 0x82, 0x82, 0x42, 0x66, 0x1a, 0x00, 0x00},
{0x00, 0x82, 0x82, 0x82, 0x82, 0x82, 0x82, 0xfe, 0x82, 0x82, 0x82, 0x82, 0x82, 0x82, 0x00, 0x00},
{0x00, 0x38, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x38, 0x00, 0x00},
{0x00, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x42, 0x24, 0x18, 0x00, 0x00},
{0x00, 0x42, 0x42, 0x44, 0x44, 0x48, 0x58, 0x68, 0x64, 0x44, 0x42, 0x42, 0x41, 0x41, 0x00, 0x00},
{0x00, 0x40, 0x40, 0x40, 0x40, 0x40, 0x40, 0x40, 0x40, 0x40, 0x40, 0x40, 0x40, 0x7e, 0x00, 0x00},
{0x00, 0x82, 0x82, 0xc6, 0xc6, 0xc6, 0xaa, 0xaa, 0xaa, 0x92, 0x92, 0x92, 0x92, 0x82, 0x00, 0x00},
{0x00, 0x82, 0xc2, 0xc2, 0xa2, 0xa2, 0x92, 0x92, 0x92, 0x8a, 0x8a, 0x86, 0x86, 0x82, 0x00, 0x00},
{0x00, 0x38, 0x44, 0x44, 0x82, 0x82, 0x82, 0x82, 0x82, 0x82, 0x82, 0x44, 0x44, 0x38, 0x00, 0x00},
{0x00, 0xf8, 0x84, 0x82, 0x82, 0x82, 0x84, 0xf8, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x00, 0x00},
{0x00, 0x38, 0x44, 0x44, 0x82, 0x82, 0x82, 0x82, 0x82, 0x82, 0xba, 0x44, 0x44, 0x38, 0x08, 0x06},
{0x00, 0xf8, 0x84, 0x82, 0x82, 0x82, 0x84, 0xf8, 0x88, 0x84, 0x84, 0x84, 0x82, 0x82, 0x00, 0x00},
{0x00, 0x38, 0x44, 0x82, 0x82, 0x80, 0x60, 0x18, 0x04, 0x02, 0x82, 0x82, 0x44, 0x38, 0x00, 0x00},
{0x00, 0xfe, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x00, 0x00},
{0x00, 0x82, 0x82, 0x82, 0x82, 0x82, 0x82, 0x82, 0x82, 0x82, 0x82, 0x82, 0x44, 0x38, 0x00, 0x00},
{0x00, 0x82, 0x82, 0x82, 0x82, 0x44, 0x44, 0x44, 0x28, 0x28, 0x28, 0x10, 0x10, 0x10, 0x00, 0x00},
{0x00, 0x92, 0x92, 0x92, 0x92, 0x92, 0x92, 0xaa, 0xaa, 0x6c, 0x44, 0x44, 0x44, 0x44, 0x00, 0x00},
{0x00, 0x82, 0x44, 0x44, 0x28, 0x28, 0x10, 0x28, 0x28, 0x28, 0x44, 0x44, 0x82, 0x82, 0x00, 0x00},
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{0x00, 0x10, 0x10, 0x10, 0xfe, 0x10, 0x18, 0x54, 0x54, 0x52, 0x52, 0x92, 0x10, 0x30, 0x00, 0x00},
{0x00, 0x00, 0x00, 0xfe, 0x02, 0x02, 0x04, 0x04, 0xc8, 0x30, 0x10, 0x08, 0x04, 0x04, 0x00, 0x00},
{0x00, 0x60, 0x18, 0x04, 0x00, 0x00, 0x60, 0x18, 0x04, 0x00, 0xe0, 0x18, 0x04, 0x02, 0x00, 0x00},
{0x00, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x28, 0x24, 0x24, 0x22, 0x4e, 0xf2, 0x02, 0x00, 0x00},
{0x00, 0x04, 0x04, 0x04, 0x04, 0x64, 0x18, 0x08, 0x0c, 0x12, 0x10, 0x20, 0x40, 0x80, 0x00, 0x00},
{0x00, 0x00, 0xfe, 0x20, 0x20, 0x20, 0xfe, 0x20, 0x20, 0x20, 0x20, 0x20, 0x1e, 0x00, 0x00, 0x00},
{0x00, 0x20, 0x20, 0x20, 0x17, 0x39, 0xd2, 0x12, 0x0c, 0x08, 0x08, 0x04, 0x04, 0x04, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x7c, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0xff, 0x00, 0x00, 0x00},
{0x00, 0x00, 0xfe, 0x02, 0x02, 0x02, 0x02, 0x7e, 0x02, 0x02, 0x02, 0x02, 0x02, 0xfe, 0x00, 0x00},
{0x00, 0x00, 0x7c, 0x00, 0x00, 0x00, 0xfe, 0x02, 0x02, 0x04, 0x04, 0x08, 0x10, 0x60, 0x00, 0x00},
{0x00, 0x04, 0x44, 0x44, 0x44, 0x44, 0x44, 0x44, 0x44, 0x04, 0x08, 0x08, 0x10, 0x20, 0x00, 0x00},
{0x00, 0x08, 0x08, 0x28, 0x28, 0x28, 0x28, 0x29, 0x29, 0x2a, 0x4a, 0x4c, 0x48, 0x80, 0x00, 0x00},
{0x00, 0x00, 0x40, 0x40, 0x40, 0x40, 0x40, 0x40, 0x42, 0x44, 0x44, 0x48, 0x50, 0x60, 0x00, 0x00},
{0x00, 0x00, 0x00, 0xfe, 0x82, 0x82, 0x82, 0x82, 0x82, 0x82, 0x82, 0xfe, 0x82, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0xfe, 0x82, 0x82, 0x82, 0x82, 0x02, 0x04, 0x04, 0x08, 0x10, 0x20, 0x00, 0x00},
{0x00, 0x00, 0x00, 0xc0, 0x20, 0x02, 0x02, 0x02, 0x04, 0x04, 0x08, 0x10, 0x20, 0xc0, 0x00, 0x00},
{0x00, 0x90, 0x48, 0x48, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x60, 0x90, 0x90, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}
};
include/graphics/context.h
+14
View File
@@ -0,0 +1,14 @@
#pragma once
#include <efi.h>
struct gfx_context {
EFI_GRAPHICS_OUTPUT_PROTOCOL *GOP;
unsigned int hr;
unsigned int vr;
EFI_GRAPHICS_OUTPUT_BLT_PIXEL *base;
};
extern gfx_context g_gfx;
void gfx_init(EFI_GRAPHICS_OUTPUT_PROTOCOL *GOP);
include/graphics/draw.h
+2 -2
View File
@@ -1,6 +1,6 @@
#pragma once
#include <efi.h>
#include <graphics/context.h>
void draw_pixel(unsigned int x, unsigned int y, EFI_GRAPHICS_OUTPUT_BLT_PIXEL color,
EFI_GRAPHICS_OUTPUT_PROTOCOL *GOP, unsigned int hr, EFI_GRAPHICS_OUTPUT_BLT_PIXEL *base);
void draw_pixel(unsigned int x, unsigned int y, EFI_GRAPHICS_OUTPUT_BLT_PIXEL color);
kernel/main.cpp
+8 -10
View File
@@ -1,6 +1,8 @@
#include <efi.h>
#include <efilib.h>
#include <graphics/context.h>
#include <graphics/draw.h>
#include <fonts/pixel_font.h>
extern "C" void kernel_main() {
EFI_GUID gop_guid = {0x9042a9de, 0x23dc, 0x4a38, {0x96, 0xfb, 0x7a, 0xde, 0xd0, 0x80, 0x51, 0x6a}};
@@ -9,18 +11,14 @@ extern "C" void kernel_main() {
uefi_call_wrapper((void*)ST->BootServices->SetWatchdogTimer, 4, 0, 0, 0, NULL);
uefi_call_wrapper((void*)ST->BootServices->LocateProtocol, 3, &gop_guid, NULL, (void **)&GOP);
unsigned int hr = GOP->Mode->Info->HorizontalResolution;
EFI_GRAPHICS_OUTPUT_BLT_PIXEL *base = (EFI_GRAPHICS_OUTPUT_BLT_PIXEL *) GOP->Mode->FrameBufferBase;
gfx_init(GOP);
uefi_call_wrapper((void*)ST->ConOut->SetCursorPosition, 3, ST->ConOut, 0, 5);
uefi_call_wrapper((void*)ST->ConOut->OutputString, 2, ST->ConOut, L"Kernel is running!\n");
for (unsigned int i = 1; i <= 100; i++) {
// uefi_call_wrapper((void*)ST->ConOut->SetCursorPosition, 3, ST->ConOut, 0, i + 6);
// uefi_call_wrapper((void*)ST->ConOut->OutputString, 2, ST->ConOut, L"hello!");
for (unsigned int j = 1; j <= 100; j++) {
draw_pixel(i, j, {255, 255, 255, 255}, GOP, hr, base);
}
}
uefi_call_wrapper((void*)ST->ConOut->ClearScreen, 1, ST->ConOut);
// pf_print_char('k', 10, 10);
pf_print("Welcome to Sylva OS!", 10, 10);
while (1);
}