1 struct romdev {
2           int fd;
3           int devtype;
4           char devname[32];
5 };
6 
7 #define DT_BLOCK    1
8 #define DT_NET                2
9 
10 int net_open(struct romdev *);
11 int net_close(struct romdev *);
12 int net_mountroot(void);
13 int prom_getether(struct romdev *, u_char *);
14