/*	$NetBSD: boot_ufs.h,v 1.2 2002/03/17 16:14:30 minoura Exp $	*/

/***************************************************************
 *
 *	file: boot.h
 *
 *	author: chapuni(GBA02750@niftyserve.or.jp)
 *
 */

/* xxboot.S */
__dead void BOOT_ERROR __P((const char *msg)) __attribute__((noreturn));
int badbaddr __P((volatile void *adr));
#ifdef SCSI_ADHOC_BOOTPART
void RAW_READ0 __P((void *buf, u_int32_t blkpos, size_t bytelen));
#endif
unsigned B_KEYINP __P((void));
void B_PUTC __P((unsigned int c));
void B_PRINT __P((const unsigned char *p));
unsigned B_COLOR __P((unsigned int w));

extern unsigned ID;		/* target SCSI ID */
extern unsigned BOOT_INFO;	/* result of IOCS(__BOOTINF) */

/* check whether the bootinf is SCSI or floppy */
#define BINF_ISFD(pbinf)	(*((char *)(pbinf) + 1) == 0)

extern unsigned FDMODE;		/* Floppy access mode: PDA x 256 + MODE */
extern struct {
	struct fdfmt{
		unsigned char	N;	/* sector length 0: 128, ..., 3: 1K */
		unsigned char	C;	/* cylinder # */
		unsigned char	H;	/* head # */
		unsigned char	R;	/* sector # */
	} minsec, maxsec;
} FDSECMINMAX;			/* FD format type of the first track */
#ifdef SCSI_ADHOC_BOOTPART
extern u_int32_t SCSI_PARTTOP;	/* top position of boot partition in sector */
extern u_int32_t SCSI_BLKLEN;	/* sector len 0: 256, 1: 512, 2: 1024 */
#endif