/* Assembler routines */
extern unsigned long currticks(void);
extern int console_getc(void);
extern void console_putc(int);
extern int console_ischar(void);
extern int console_getshift(void);
extern void cpu_nap(void);
extern unsigned int memsize(void);
extern unsigned short basememsize(void);
extern int meme820(struct e820entry *buf, int count);