Add processor.
 [jmk] --rw-rw-r-- M 12721 glenda sys 18625 Dec 31 12:04 sys/src/9/pc/devarch.c
	/n/sourcesdump/2005/1231/plan9/sys/src/9/pc/devarch.c:612,617 - 
	/n/sourcesdump/2006/0101/plan9/sys/src/9/pc/devarch.c:612,618
	  	{5,	4,	23,	"Winchip",},	/* guesswork */
	  	{6,	7,	23,	"Via C3 Samuel 2 or Ezra",},
	  	{6,	8,	23,	"Via C3 Ezra-T",},
	+ 	{6,	9,	23,	"Via C3 Eden-N",},
	  	{ -1,	-1,	23,	"unknown", },	/* total default */
	  };
	  

Better fix for patch applied/acmechord.
Thanks to Arvindht Tamilmani for pointing out the problem.
 [rsc] --rw-rw-r-- M 12721 glenda sys 27870 Dec 31 16:27 sys/src/cmd/acme/text.c
	/n/sourcesdump/2005/1231/plan9/sys/src/cmd/acme/text.c:882,888 - 
	/n/sourcesdump/2006/0101/plan9/sys/src/cmd/acme/text.c:882,888
	  {
	  	uint q0, q1;
	  	int b, x, y;
	- 	int state, op;
	+ 	int state;
	  
	  	selecttext = t;
	  	/*
	/n/sourcesdump/2005/1231/plan9/sys/src/cmd/acme/text.c:938,949 - 
	/n/sourcesdump/2006/0101/plan9/sys/src/cmd/acme/text.c:938,949
	  		clicktext = nil;
	  	textsetselect(t, q0, q1);
	  	flushimage(display, 1);
	- 	state = op = 0;	/* undo when possible; +1 for cut, -1 for paste */
	+ 	state = 0;	/* undo when possible; +1 for cut, -1 for paste */
	  	while(mouse->buttons){
	  		mouse->msec = 0;
	  		b = mouse->buttons;
	- 		if(b & 6){
	- 			if(state==0 && op==0 && t->what==Body){
	+ 		if((b&1) && (b&6)){
	+ 			if(state==0 && t->what==Body){
	  				seq++;
	  				filemark(t->w->body.file);
	  			}
	/n/sourcesdump/2005/1231/plan9/sys/src/cmd/acme/text.c:952,960 - 
	/n/sourcesdump/2006/0101/plan9/sys/src/cmd/acme/text.c:952,960
	  					winundo(t->w, TRUE);
	  					textsetselect(t, q0, t->q0);
	  					state = 0;
	- 				}else if(state != 1 && op != -1){
	+ 				}else if(state != 1){
	  					cut(t, t, nil, TRUE, TRUE, nil, 0);
	- 					op = state = 1;
	+ 					state = 1;
	  				}
	  			}else{
	  				if(state==1 && t->what==Body){
	/n/sourcesdump/2005/1231/plan9/sys/src/cmd/acme/text.c:961,969 - 
	/n/sourcesdump/2006/0101/plan9/sys/src/cmd/acme/text.c:961,969
	  					winundo(t->w, TRUE);
	  					textsetselect(t, q0, t->q1);
	  					state = 0;
	- 				}else if(state != -1 && op != 1){
	+ 				}else if(state != -1){
	  					paste(t, t, nil, TRUE, FALSE, nil, 0);
	- 					op = state = -1;
	+ 					state = -1;
	  				}
	  			}
	  			textscrdraw(t);
 [rsc] --rw-rw-r-- M 12721 glenda sys 28267 Dec 31 16:27 sys/src/cmd/acme/exec.c
	/n/sourcesdump/2005/1231/plan9/sys/src/cmd/acme/exec.c:661,667 - 
	/n/sourcesdump/2006/0101/plan9/sys/src/cmd/acme/exec.c:661,667
	  	Rune *r;
	  
	  	/* use current window if snarfing and its selection is non-null */
	- 	if(et!=nil && dosnarf && et->w!=nil){
	+ 	if(et!=nil && dosnarf && et->w!=nil && t==nil){
	  		if(et->w->body.q1>et->w->body.q0){
	  			t = &et->w->body;
	  			if(docut)
 [rsc] --rw-rw-r-- M 12721 glenda sys 27870 Dec 31 16:27 sys/src/cmd/acme/text.c

Try to avoid nibbling on window borders.
 [rsc] --rw-rw-r-- M 12721 glenda sys 3366 Dec 31 16:07 sys/src/libframe/frdraw.c
	/n/sourcesdump/2005/1231/plan9/sys/src/libframe/frdraw.c:125,130 - 
	/n/sourcesdump/2006/0101/plan9/sys/src/libframe/frdraw.c:125,133
	  		return;
	  	pt.x--;	/* looks best just left of where requested */
	  	r = Rect(pt.x, pt.y, pt.x+FRTICKW, pt.y+f->font->height);
	+ 	/* can go into left border but not right */
	+ 	if(r.max.x > f->r.max.x)
	+ 		r.max.x = f->r.max.x;
	  	if(ticked){
	  		draw(f->tickback, f->tickback->r, f->b, nil, pt);
	  		draw(f->b, r, f->tick, nil, ZP);
 [rsc] --rw-rw-r-- M 12721 glenda sys 3366 Dec 31 16:07 sys/src/libframe/frdraw.c

Re-fix i81x cursor.
 [jmk] --rw-rw-r-- M 12721 glenda sys 12059 Dec 31 19:14 sys/src/cmd/aux/vga/i81x.c
	/n/sourcesdump/2005/1231/plan9/sys/src/cmd/aux/vga/i81x.c:315,320 - 
	/n/sourcesdump/2006/0101/plan9/sys/src/cmd/aux/vga/i81x.c:315,321
	  	int i;
	  	ulong *rp;
	  	I81x *i81x;
	+ 	char *p;
	  
	  	i81x = vga->private;
	  
	/n/sourcesdump/2005/1231/plan9/sys/src/cmd/aux/vga/i81x.c:338,343 - 
	/n/sourcesdump/2006/0101/plan9/sys/src/cmd/aux/vga/i81x.c:339,357
	  		*rp++ = i81x->lcd[i];
	  	/* set cursor, graphic mode */
	  	rp = (ulong*)(i81x->mmio+0x70008);
	+ 	*rp = i81x->pixconf | (1<<8);
	+ 
	+ 	p = (char*)(i81x->mmio+Pixmask);	/* DACMASK */
	+ 	*p = 0xff;
	+ 	p = (char*)(i81x->mmio+PaddrW);		/* DACWX */
	+ 	*p = 0x04;
	+ 	p = (char*)(i81x->mmio+Pdata);		/* DACDATA */
	+ 	*p = 0xff;
	+ 	*p = 0xff;
	+ 	*p = 0xff;
	+ 	*p = 0x00;
	+ 	*p = 0x00;
	+ 	*p = 0x00;
	  	*rp = i81x->pixconf;
	  
	  	ctlr->flag |= Fload;