xref: /openbsd/sys/arch/hppa/stand/libsa/dev_hppa.h (revision 214337f8)
1 /*	$OpenBSD: dev_hppa.h,v 1.9 2011/03/13 00:13:52 deraadt Exp $	*/
2 
3 
4 #define IOPGSHIFT	11
5 #define	IONBPG		(1 << IOPGSHIFT)
6 #define IOPGOFSET	(IONBPG - 1)
7 
8 struct disklabel;
9 struct hppa_dev {
10 	dev_t	bootdev;
11 	struct pz_device *pz_dev;	/* device descriptor */
12 	daddr32_t fsoff;			/* offset to the file system */
13 	daddr32_t	last_blk;		/* byte offset for last read blk */
14 	size_t	last_read;		/* amount read last time */
15 	struct disklabel *label;
16 	/* buffer to cache data (aligned properly) */
17 	char	*buf;
18 	char	ua_buf[IODC_IOSIZ + IODC_MINIOSIZ];
19 };
20 
21 #ifdef PDCDEBUG
22 #define	DEVPATH_PRINT(dp) \
23 	printf("%x, %d.%d.%d.%d.%d.%d, 0x%x, %x.%x.%x.%x.%x.%x\n", \
24 	       (dp)->dp_flags, (dp)->dp_bc[0], (dp)->dp_bc[1], (dp)->dp_bc[2], \
25 	       (dp)->dp_bc[3], (dp)->dp_bc[4], (dp)->dp_bc[5], (dp)->dp_mod, \
26 	       (dp)->dp_layers[0], (dp)->dp_layers[1], (dp)->dp_layers[2], \
27 	       (dp)->dp_layers[3], (dp)->dp_layers[4], (dp)->dp_layers[5]);
28 #define	PZDEV_PRINT(dp) \
29 	printf("devpath={%x, %d.%d.%d.%d.%d.%d, 0x%x, %x.%x.%x.%x.%x.%x}," \
30 	       "\n\thpa=%p, spa=%p, io=%p, class=%u\n", \
31 	       (dp)->pz_flags, (dp)->pz_bc[0], (dp)->pz_bc[1], (dp)->pz_bc[2], \
32 	       (dp)->pz_bc[3], (dp)->pz_bc[4], (dp)->pz_bc[5], (dp)->pz_mod, \
33 	       (dp)->pz_layers[0], (dp)->pz_layers[1], (dp)->pz_layers[2], \
34 	       (dp)->pz_layers[3], (dp)->pz_layers[4], (dp)->pz_layers[5], \
35 	       (dp)->pz_hpa, (dp)->pz_spa, (dp)->pz_iodc_io, (dp)->pz_class);
36 #endif
37 
38 extern pdcio_t pdc;
39 extern int pdcbuf[];			/* PDC returns, pdc.c */
40 
41 int iodc_rw(char *, u_int, u_int, int func, struct pz_device *);
42 const char *dk_disklabel(struct hppa_dev *dp, struct disklabel *label);
43 
44