#ifndef __KERNEL_UTIL_DISASM_H__
# define __KERNEL_UTIL_DISASM_H__

#include <stddef.h>
#include <stdint.h>
#include <sys/types.h>
#include <kernel/bits/context.h>

// Define the number max of arguments
// for intrustions.
#define ARGUMENTS_MAX	3

/* sysname - syscall name */
struct sysname_s
{
	uint32_t syscall;
	const char *name;
};

/* addrname - address peripherals name */
struct addrpername_s
{
	uint32_t address;
	const char *name;
};

/* opcode - instruction data part. */
struct opcode_s
{
	const char *name;
	uint16_t mask;
	uint16_t code;
	struct {
		uint16_t mask;
		uint32_t (*special)(struct cpu_context *context, uint32_t argument);
	} arg[ARGUMENTS_MAX];
};

typedef struct ubc_session_s
{
	// Menu part
	struct {
		struct {
			uint32_t cursor;
		} context;
		struct {
			struct {
				off_t vertical;
				off_t horizontal;
			} print_offset;
			uint16_t *memory;
			uint32_t next_break;
			uint32_t next_instruction;
		} disassembly;
	} menu;

	// Common part
	struct cpu_context *context;
	int channel;

	// Common keyboard abstractions
	struct {
		uint16_t entry	: 1;
		uint16_t shift	: 1;
		uint16_t alpha	: 1;
		uint16_t optn	: 1;
		uint16_t left	: 1;
		uint16_t right	: 1;
		uint16_t up	: 1;
		uint16_t down	: 1;
		uint16_t plus	: 1;
		uint16_t minus	: 1;
	} key;
} ubc_session_t;

// Opcode list.
extern const struct opcode_s opcode_list[];
extern const struct addrpername_s sh7305_peripherals[];

// Functions
extern void disasm_menu_disassembly(ubc_session_t *session);
extern void disasm_menu_show_context(ubc_session_t *session);
extern const char *disasm_check_peripheral(uint32_t argument);
extern const char *disasm_check_syscalls(uint32_t argument);

#endif /*__KERNEL_UTIL_DISASM_H__*/