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default vga color

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nub31
2025-09-01 20:54:09 +02:00
parent 5927756988
commit 8cd6bd185d
3 changed files with 13 additions and 11 deletions
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14
src/kernel.c
View File

@@ -48,20 +48,20 @@ void kprintf(const char* fmt, ...)
if (fmt[i] == '%')
{
vga_put_char('%', 0x0F);
vga_put_char('%', VGA_DEFAULT_COLOR);
}
else if (fmt[i] == 's')
{
const char* str = va_arg(args, const char*);
for (size_t j = 0; str[j] != '\0'; j++)
{
vga_put_char(str[j], 0x0F);
vga_put_char(str[j], VGA_DEFAULT_COLOR);
}
}
else if (fmt[i] == 'c')
{
char character = (char)va_arg(args, int64_t);
vga_put_char(character, 0x0F);
vga_put_char(character, VGA_DEFAULT_COLOR);
}
else if (fmt[i] == 'd')
{
@@ -70,7 +70,7 @@ void kprintf(const char* fmt, ...)
itoa64(val, buf);
for (size_t j = 0; buf[j] != '\0'; j++)
{
vga_put_char(buf[j], 0x0F);
vga_put_char(buf[j], VGA_DEFAULT_COLOR);
}
}
else if (fmt[i] == 'u')
@@ -80,12 +80,12 @@ void kprintf(const char* fmt, ...)
uitoa64(val, buf);
for (size_t j = 0; buf[j] != '\0'; j++)
{
vga_put_char(buf[j], 0x0F);
vga_put_char(buf[j], VGA_DEFAULT_COLOR);
}
}
else
{
vga_put_char(fmt[i], 0x0F);
vga_put_char(fmt[i], VGA_DEFAULT_COLOR);
}
}
else if (fmt[i] == '%')
@@ -94,7 +94,7 @@ void kprintf(const char* fmt, ...)
}
else
{
vga_put_char(fmt[i], 0x0F);
vga_put_char(fmt[i], VGA_DEFAULT_COLOR);
}
}

6
src/vga.c
View File

@@ -59,7 +59,7 @@ void vga_put_char(char character, uint8_t color)
vga_buffer[cursor_row * COLUMNS + cursor_col] = (vga_char_t){
.character = ' ',
.color = VGA_LIGHT_GRAY | VGA_BLACK << 4,
.color = VGA_DEFAULT_COLOR,
};
break;
}
@@ -94,7 +94,7 @@ void vga_put_char(char character, uint8_t color)
{
vga_buffer[ROWS - 1 + col] = (vga_char_t){
.character = ' ',
.color = VGA_LIGHT_GRAY | VGA_BLACK << 4,
.color = VGA_DEFAULT_COLOR,
};
};
@@ -110,7 +110,7 @@ void vga_clear()
{
vga_buffer[COLUMNS * row - 1 + col] = (vga_char_t){
.character = ' ',
.color = VGA_LIGHT_GRAY | VGA_BLACK << 4,
.color = VGA_DEFAULT_COLOR,
};
}
}

4
src/vga.h
View File

@@ -19,5 +19,7 @@
#define VGA_YELLOW 14
#define VGA_WHITE 15
#define VGA_DEFAULT_COLOR VGA_LIGHT_GRAY | VGA_BLACK << 4
void vga_put_char(char character, uint8_t color);
void vga_clear();
void vga_clear();