stand/userboot/userboot.h

55 struct loader_callbacks {  struct
63 	int		(*getc)(void *arg);
68 	void		(*putc)(void *arg, int ch);
73 	int		(*poll)(void *arg);
82 	int		(*open)(void *arg, const char *filename, void **h_return);
87 	int		(*close)(void *arg, void *h);
92 	int		(*isdir)(void *arg, void *h);
98 	int		(*read)(void *arg, void *h, void *dst, size_t size,
108 	int		(*readdir)(void *arg, void *h, uint32_t *fileno_return,
114 	int		(*seek)(void *arg, void *h, uint64_t offset,
120 	int		(*stat)(void *arg, void *h, struct stat *stp);
129 	int		(*diskread)(void *arg, int unit, uint64_t offset,
135 	int		(*diskwrite)(void *arg, int unit, uint64_t offset,
145 	int		(*copyin)(void *arg, const void *from,
151 	int		(*copyout)(void *arg, uint64_t from,
157 	void		(*setreg)(void *arg, int, uint64_t);
162 	void		(*setmsr)(void *arg, int, uint64_t);
167 	void		(*setcr)(void *arg, int, uint64_t);
172         void            (*setgdt)(void *arg, uint64_t, size_t);
177 	void		(*exec)(void *arg, uint64_t pc);
186 	void		(*delay)(void *arg, int usec);
191 	void		(*exit)(void *arg, int v);
196 	void		(*getmem)(void *arg, uint64_t *lowmem,
202 	int		(*diskioctl)(void *arg, int unit, u_long cmd,
215 	char *		(*getenv)(void *arg, int num);
220 	int	(*vm_set_register)(void *arg, int vcpu, int reg, uint64_t val);
221 	int	(*vm_set_desc)(void *arg, int vcpu, int reg, uint64_t base,
227 	void	(*swap_interpreter)(void *arg, const char *interp);