corn/include/shim.h

#pragma once

#include <memory.h>

#define CMDLINE_MAX     32
#define MMAP_MAX_ENTRY  64

struct memory_segment {
	uint64_t addr;
	uint64_t len;
};

struct memory_map {
	uint32_t entry_count;
	struct memory_segment entries[MMAP_MAX_ENTRY];
};

struct framebuffer {
	uint64_t addr;
	uint32_t pitch;
	uint32_t width;
	uint32_t height;
	uint8_t bit_depth;
};

struct boot_info {
	struct memory_map map;
	struct framebuffer fb;
	void *symbol_table;
	void *acpi_table;
	char cmdline[CMDLINE_MAX];
};