separating: there will be libk and libc

kernel/kmain.h

@@ -0,0 +1,44 @@
+// Kernel entry point header
+// Author: xamidev
+// Licensed under the Unlicense. See the repo below.
+// https://github.com/xamidev/blankos
+
+#ifndef KMAIN_H
+#define KMAIN_H
+
+#define BLANK_VERSION "0.3.123-alpha"
+
+#include <stdint.h>
+
+typedef struct {
+    uint32_t type;
+    uint32_t size;
+    uint64_t framebuffer_addr;
+    uint32_t framebuffer_pitch;
+    uint32_t framebuffer_width;
+    uint32_t framebuffer_height;
+    uint8_t framebuffer_bpp;
+    uint8_t framebuffer_type;
+    uint16_t reserved;
+} multiboot2_tag_framebuffer;
+
+typedef struct {
+    uint32_t total_size;
+    uint32_t reserved;
+    uint8_t tags[0];
+} multiboot2_info;
+
+unsigned int g_multiboot_info_address;
+
+uint32_t* framebuffer;
+int scanline;
+uint32_t initrd_addr;
+
+// in characters, not pixels
+uint32_t VGA_WIDTH;
+uint32_t VGA_HEIGHT;
+
+uint32_t bpp;
+uint32_t pitch;
+
+#endif