implementing multiboot spec stuff

1 files changed, 50 insertions, 0 deletions

diff --git a/kernel/multiboot.h b/kernel/multiboot.h
new file mode 100644
index 0000000..874e473
--- /dev/null
+++ b/kernel/multiboot.h
@@ -0,0 +1,50 @@
+//# https://www.gnu.org/software/grub/manual/multiboot/multiboot.html#Boot-information-format
+
+
+#include <stdbool.h>
+#include <stdint.h>
+
+typedef struct multiboot_information_struct
+{
+    uint32_t flags;
+    uint32_t mem_lower;
+    uint32_t mem_upper;
+    uint32_t boot_device;
+    uint32_t cmdline;
+    uint32_t mods_count;
+    uint32_t mods_addr;
+    uint32_t mods_syms[4];
+    uint32_t mmap_length;
+    uint32_t mmap_addr;
+    uint32_t drives_length;
+    uint32_t drives_addr;
+    uint32_t config_table;
+    uint32_t boot_loader_name;
+    uint32_t amp_table;
+    uint32_t vbe_control_info;
+    uint32_t vbe_mode_info;
+    uint16_t vbe_mode;
+    uint16_t vbe_interface_seg;
+    uint16_t vbe_interface_off;
+    uint16_t vbe_interface_len;
+
+
+}multiboot_information;
+
+typedef struct multiboot_mmap_struct
+{
+    uint32_t size;
+    uint64_t base_addr;
+    uint64_t length;
+    uint32_t type;
+
+}multiboot_mmap;
+
+typedef struct multiboot_mod_struct
+{
+    uint32_t mod_start;
+    uint32_t mod_end;
+    uint32_t string;
+    uint32_t reserved;
+
+}multiboot_mod;