fix references to m->ticks in older devices.  (it turns out that buda
is still in use.)

Reference: /n/atom/patch/applied2013/fsticks
Date: Tue Aug 27 18:53:10 CES 2013
Signed-off-by: quanstro@quanstro.net

--- /sys/src/fs/pc/sdata.c	Tue Aug 27 18:51:55 2013
+++ /sys/src/fs/pc/sdata.c	Tue Aug 27 18:51:55 2013
@@ -424,7 +424,7 @@
 	}
 	/* else we're in predawn with no u */
 	x = spllo();
-	for (start = m->ticks; TK2MS(m->ticks - start) < msec &&
+	for (start = Ticks; TK2MS(Ticks - start) < msec &&
 	    !fn(v); )
 		continue;
 	splx(x);
--- /sys/src/fs/pc/scsincr53c8xx.c	Tue Aug 27 18:51:55 2013
+++ /sys/src/fs/pc/scsincr53c8xx.c	Tue Aug 27 18:51:55 2013
@@ -1403,14 +1403,14 @@
 				break;
 			case A_SIR_NOTIFY_RESELECT:
 				IPRINT(PRINTPREFIX "reselect: ssid %.2x sfbr %.2x at %ld\n",
-				    n->ssid, n->sfbr, TK2MS(m->ticks));
+				    n->ssid, n->sfbr, TK2MS(Ticks));
 				cont = -2;
 				break;
 			case A_SIR_NOTIFY_ISSUE:
 				IPRINT(PRINTPREFIX "%d/%d: issue:", dsa->target, dsa->lun);
 			dsadump:
 				IPRINT(" tgt=%d", dsa->target);
-				IPRINT(" time=%ld", TK2MS(m->ticks));
+				IPRINT(" time=%ld", TK2MS(Ticks));
 				IPRINT("\n");
 				cont = -2;
 				break;
--- /sys/src/fs/pc/fns.h	Tue Aug 27 18:51:55 2013
+++ /sys/src/fs/pc/fns.h	Tue Aug 27 18:51:55 2013
@@ -74,14 +74,14 @@
 #define	Pciwaddrh(a)	0
 
 /* old ata */
-//Off	ataread(int, void*, long, Devsize);
-//Off	atawrite(int, void*, long, Devsize);
+Off	ataread(int, void*, long, Devsize);
+Off	atawrite(int, void*, long, Devsize);
 
 /* floppy */
-//int	floppyinit(void);
-//void	floppyproc(void);
-//Off	floppyread(int, void*, long, Devsize);
-//Off	floppywrite(int, void*, long, Devsize);
+int	floppyinit(void);
+void	floppyproc(void);
+Off	floppyread(int, void*, long, Devsize);
+Off	floppywrite(int, void*, long, Devsize);
 
 /* scsi */
 void	scsiinit(void);
--- /sys/src/fs/pc/archdat.h	Tue Aug 27 18:51:55 2013
+++ /sys/src/fs/pc/archdat.h	Tue Aug 27 18:51:55 2013
@@ -117,7 +117,5 @@
 extern	/*register*/	Mach*	m;
 extern	/*register*/	User*	u;
 
-//#define	MACHP(n)	((Mach*)(MACHADDR+n*BY2PG))
-//#define	Ticks		MACHP(0)->ticks
 #define		MACHP(n)	sys->machptr[n]
 #define		Ticks		sys->ticks
--- /sys/src/fs/ivey/mkfile	Tue Aug 27 18:51:55 2013
+++ /sys/src/fs/ivey/mkfile	Tue Aug 27 18:51:55 2013
@@ -144,10 +144,6 @@
 
 install:V: /$objtype/$TARG
 
-iso cd: bootflp
-	{ echo bootflp ; echo $TARG ; echo plan9.ini } > $TARG'proto'
-	rm -f $TARG.iso && disk/mk9660 -b bootflp -p $TARG'proto' $TARG.iso
-
 sizes: sizes.$O
 	$LD -o $target sizes.$O -lc
 
@@ -162,4 +158,4 @@
 %.$O:	$HFILES
 
 clean:V:
-	rm -f *.[$OS] [$OS].out bootflp *.iso timezone.h sizes $TARG^proto $TARG $ARCHCLEAN
+	rm -f *.[$OS] [$OS].out timezone.h sizes $TARG^proto $TARG $ARCHCLEAN
--- /sys/src/fs/dev/apc.c	Tue Aug 27 18:51:55 2013
+++ /sys/src/fs/dev/apc.c	Tue Aug 27 18:51:55 2013
@@ -491,7 +491,7 @@
 {
 	Timet now, nextreport, remaining;
 
-	now = MACHP(0)->ticks;
+	now = Ticks;
 	if (apc.status.change & OnBattery) {
 		apc.lastrepticks = apc.battonticks = nextreport = now;
 		apc.battpctthen = apc.battpct;