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slinky55
2026-07-15 08:07:06 -05:00
parent c77d9e1725
commit 44a0c9aeba
9 changed files with 126 additions and 51 deletions
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44
kernel/drivers/vga/vga.h
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@@ -4,39 +4,41 @@
#include <vfs.h>
#include <lib/font.h>
#define VGA_FRAMEBUFFER 0xFF700000
#define VGA_FRAMEBUFFER 0xF0000000
enum vga_color {
VGA_COLOR_BLACK = 0,
VGA_COLOR_BLUE = 1,
VGA_COLOR_GREEN = 2,
VGA_COLOR_CYAN = 3,
VGA_COLOR_RED = 4,
VGA_COLOR_MAGENTA = 5,
VGA_COLOR_BROWN = 6,
VGA_COLOR_LIGHT_GREY = 7,
VGA_COLOR_DARK_GREY = 8,
VGA_COLOR_LIGHT_BLUE = 9,
VGA_COLOR_LIGHT_GREEN = 10,
VGA_COLOR_LIGHT_CYAN = 11,
VGA_COLOR_LIGHT_RED = 12,
VGA_COLOR_LIGHT_MAGENTA = 13,
VGA_COLOR_LIGHT_BROWN = 14,
VGA_COLOR_WHITE = 15,
};
typedef struct {
uint8_t b;
uint8_t g;
uint8_t r;
uint8_t a;
} vga_color_t;
extern vga_color_t VGA_COLOR_BLACK;
extern vga_color_t VGA_COLOR_RED;
extern vga_color_t VGA_COLOR_GREEN;
extern vga_color_t VGA_COLOR_BLUE;
void vga_init(
uint32_t fb_paddr,
uint32_t fb_width,
uint32_t fb_height,
uint32_t fb_pitch,
uint8_t fb_bpp
uint8_t fb_bpp,
uint8_t red_mask_sz,
uint8_t red_field_pos,
uint8_t green_mask_sz,
uint8_t green_field_pos,
uint8_t blue_mask_sz,
uint8_t blue_field_pos
);
uint32_t vga_get_framebuffer();
uint32_t vga_get_width();
uint32_t vga_get_height();
uint32_t vga_get_pitch();
uint8_t vga_get_bpp();
void vga_clear_scrn(uint32_t color);
void vga_drawchar(char c, int x, int y, psf_font_t* font);
uint32_t vga_write(vfs_node_t* node, uint32_t offset, uint32_t size, uint8_t* buf);