Synchronize with NetBSD/pc98 patch level 81.

Submitted by:	Naofumi Honda <honda@Kururu.math.hokudai.ac.jp>
Obtained from:	NetBSD/pc98 patch level 81

sys/i386/isa/bs/bs_pisa.c

@@ -83,6 +83,8 @@ bs_deactivate(arg)
 	struct bs_softc *bsc = arg->id;
 
 	bsc->sc_flags |= BSINACTIVE;
+	bshw_dmaabort(bsc, NULL);
+	bshw_smitabort(bsc);
 	bs_terminate_timeout(bsc);
 
 	return 0;

sys/i386/isa/bs/bsfunc.c

@@ -767,6 +767,10 @@ bs_setup_ctrl(ti, quirks, flags)
 	if (quirks & SDEV_AUTOSAVE)
 		flags |= BS_SCSI_SAVESP;
 #endif
+#ifdef	SD_Q_NO_SYNC
+	if (quirks & SD_Q_NO_SYNC)
+		flags &= ~BS_SCSI_SYNC;
+#endif
 
 	if ((flags & BS_SCSI_DISC) == 0 ||
 	    (ti->targ_support & SID_Linked) == 0)

sys/i386/isa/bs/bshw.h

@@ -347,17 +347,3 @@ bshw_set_dma_trans(bsc, flags)
 		bshw_setup_ctrl_reg(bsc, flags);
 	}
 }
-
-static BS_INLINE void memcopy __P((void *from, void *to, register size_t len));
-
-static BS_INLINE void
-memcopy(from, to, len)
-	void *from, *to;
-	register size_t len;
-{
-
-	len >>= 2;
-	__asm __volatile("cld\n\trep\n\tmovsl" : :
-			 "S" (from), "D" (to), "c" (len) :
-			 "%esi", "%edi", "%ecx");
-}

sys/i386/isa/bs/bshw_pdma.c

@@ -209,7 +209,11 @@ bs_lc_smit_xfer(ti, direction)
 				break;
 
 			count = (datalen > LC_FSZ ? LC_FSZ : datalen);
+#ifdef	FreeBSD
 			memcopy(ti->sm_vaddr, data, count);
+#else	/* NetBSD */
+			bus_mem_read_multi_4(bsc->sc_bc, bsc->sc_memh, 0, data, count >> 2);
+#endif	/* NetBSD */
 			data += count;
 			datalen -= count;
 		}
@@ -225,7 +229,11 @@ bs_lc_smit_xfer(ti, direction)
 				break;
 
 			count = (datalen > LC_SFSZ ? LC_SFSZ : datalen);
+#ifdef	FreeBSD
 			memcopy(data, ti->sm_vaddr, count);
+#else	/* NetBSD */
+			bus_mem_write_multi_4(bsc->sc_bc, bsc->sc_memh, 0, data, count >> 2);
+#endif	/* NetBSD */
 			data += count;
 			datalen -= count;
 
@@ -233,7 +241,11 @@ bs_lc_smit_xfer(ti, direction)
 				break;
 
 			count = (datalen > LC_REST ? LC_REST : datalen);
+#ifdef	FreeBSD
 			memcopy(data, ti->sm_vaddr + LC_SFSZ, count);
+#else	/* NetBSD */
+			bus_mem_write_multi_4(bsc->sc_bc, bsc->sc_memh, LC_SFSZ, data, count >> 2);
+#endif	/* NetBSD */
 			data += count;
 			datalen -= count;
 		}

sys/i386/isa/bs/bsif.h

@@ -194,8 +194,21 @@ void bsattach __P((struct device *, struct device *, void *));
 #endif	/* __NetBSD__ */
 
 #ifdef __FreeBSD__
+static BS_INLINE void memcopy __P((void *from, void *to, register size_t len));
 u_int32_t bs_adapter_info __P((int));
 #define delay(y) DELAY(y)
 extern int dma_init_flag;
 #define softintr(y) ipending |= (y)
+
+static BS_INLINE void
+memcopy(from, to, len)
+	void *from, *to;
+	register size_t len;
+{
+
+	len >>= 2;
+	__asm __volatile("cld\n\trep\n\tmovsl" : :
+			 "S" (from), "D" (to), "c" (len) :
+			 "%esi", "%edi", "%ecx");
+}
 #endif	/* __FreeBSD__ */

sys/i386/isa/bs/ccbque.h

@@ -35,6 +35,9 @@
 #ifndef	_CCBQUE_H_
 #define	_CCBQUE_H_
 
+#define	CCB_MWANTED 0x01
+#define	CCB_WOK(fl) (((fl) == 0) ? M_WAITOK : M_NOWAIT)
+						
 /* (I)  structure and prototype */
 #define GENERIC_CCB_ASSERT(DEV, CCBTYPE)				\
 TAILQ_HEAD(CCBTYPE##tab, CCBTYPE);					\
@@ -42,10 +45,12 @@ struct CCBTYPE##que {							\
 	struct CCBTYPE##tab CCBTYPE##tab;				\
 	int count;							\
 	int maxccb;							\
+	u_int flags;							\
 };									\
+									\
 void DEV##_init_ccbque __P((int));					\
 struct CCBTYPE *DEV##_get_ccb __P((int));				\
-void DEV##_free_ccb __P((struct CCBTYPE *));
+void DEV##_free_ccb __P((register struct CCBTYPE *));
 
 /* (II)  static allocated memory */
 #define GENERIC_CCB_STATIC_ALLOC(DEV, CCBTYPE)				\
@@ -67,64 +72,58 @@ struct CCBTYPE *							\
 DEV##_get_ccb(flags)							\
 	int flags;							\
 {									\
-	struct CCBTYPE *cb;						\
+	register struct CCBTYPE *cb;					\
 	int s = splbio();						\
 									\
-	do								\
+again:									\
+	if (CCBTYPE##que.count < CCBTYPE##que.maxccb)			\
 	{								\
-		if (CCBTYPE##que.count > CCBTYPE##que.maxccb)		\
-		{							\
-			if (flags)					\
-			{						\
-				cb = NULL;				\
-				goto done;				\
-			}						\
-			else						\
-			{						\
-				tsleep((caddr_t) &CCBTYPE##que.count,	\
-					PRIBIO, "ccbwait", 0);		\
-				continue;				\
-			}						\
-		}							\
-									\
-		if (cb = CCBTYPE##que.CCBTYPE##tab.tqh_first)		\
+		CCBTYPE##que.count ++;					\
+		cb = CCBTYPE##que.CCBTYPE##tab.tqh_first;		\
+		if (cb != NULL)						\
 		{							\
 			TAILQ_REMOVE(&CCBTYPE##que.CCBTYPE##tab, cb, CHAIN)\
-			break;						\
+			goto out;					\
 		}							\
 		else							\
 		{							\
-			if (cb = malloc(sizeof(*cb), M_DEVBUF, M_NOWAIT))\
+			cb = malloc(sizeof(*cb), M_DEVBUF, CCB_WOK(flags));\
+			if (cb != NULL)					\
 			{						\
 				bzero(cb, sizeof(*cb));			\
-				break;					\
+				goto out;				\
 			}						\
-			else if (flags)					\
-				goto done;				\
-									\
-			tsleep((caddr_t) &CCBTYPE##que.count,		\
-				PRIBIO, "ccbwait", 0);			\
 		}							\
+		CCBTYPE##que.count --;					\
 	}								\
-	while (1);							\
-	CCBTYPE##que.count ++;						\
 									\
-done:									\
+	if (flags == 0)							\
+	{ 								\
+		CCBTYPE##que.flags |= CCB_MWANTED;			\
+		tsleep((caddr_t) &CCBTYPE##que.count, PRIBIO, "ccbwait", 0);\
+		goto again;						\
+	}								\
+	cb = NULL;							\
+									\
+out:									\
 	splx(s);							\
 	return cb;							\
 }									\
 									\
 void									\
 DEV##_free_ccb(cb)							\
-	struct CCBTYPE *cb;						\
+	register struct CCBTYPE *cb;					\
 {									\
 	int s = splbio();						\
 									\
 	TAILQ_INSERT_TAIL(&CCBTYPE##que.CCBTYPE##tab, cb, CHAIN)	\
 	CCBTYPE##que.count --;						\
 									\
-	if (CCBTYPE##que.count == CCBTYPE##que.maxccb)			\
+	if (CCBTYPE##que.flags & CCB_MWANTED)				\
+	{								\
+		CCBTYPE##que.flags &= ~CCB_MWANTED;			\
 		wakeup ((caddr_t) &CCBTYPE##que.count);			\
+	}								\
 	splx(s);							\
 }
 #endif	/* !_CCBQUE_H_ */