eliminate some confusion between rpb and howto -- also make sure that

the "dev()filename" notation is parsed.

4 files changed, 32 insertions, 18 deletions

diff --git a/sys/arch/vax/boot/boot/autoconf.c b/sys/arch/vax/boot/boot/autoconf.c
index 7edd73492f9..2b01483feef 100644
--- a/sys/arch/vax/boot/boot/autoconf.c
+++ b/sys/arch/vax/boot/boot/autoconf.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: autoconf.c,v 1.2 2000/05/01 00:12:00 bjc Exp $ */
+/*	$OpenBSD: autoconf.c,v 1.3 2000/10/04 04:09:00 bjc Exp $ */
 /*	$NetBSD: autoconf.c,v 1.5 1999/08/23 19:09:27 ragge Exp $ */
 /*
  * Copyright (c) 1994, 1998 Ludd, University of Lule}, Sweden.
@@ -85,6 +85,7 @@ static int uda670[]={0x20004030,0x20004230};
 autoconf()
 {
 	extern int memsz;
+	int copyrpb = 1;
 
 	findcpu(); /* Configures CPU variables */
 	consinit(); /* Allow us to print out things */
@@ -135,6 +136,7 @@ autoconf()
 		break;
 
 	case VAX_BTYP_8000:
+		copyrpb = 0;
 		memsz = 0;
 		nbi = 1;
 		biaddr = bi8200;
diff --git a/sys/arch/vax/boot/boot/boot.c b/sys/arch/vax/boot/boot/boot.c
index 6edd0e02728..ad5aaf9774d 100644
--- a/sys/arch/vax/boot/boot/boot.c
+++ b/sys/arch/vax/boot/boot/boot.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: boot.c,v 1.3 2000/06/01 00:03:17 bjc Exp $ */
+/*	$OpenBSD: boot.c,v 1.4 2000/10/04 04:09:01 bjc Exp $ */
 /*	$NetBSD: boot.c,v 1.4 1999/10/23 14:42:22 ragge Exp $ */
 /*-
  * Copyright (c) 1982, 1986 The Regents of the University of California.
@@ -37,6 +37,7 @@
 
 #include "sys/param.h"
 #include "sys/reboot.h"
+#include "rpb.h"
 #include "lib/libsa/stand.h"
 
 #define V750UCODE(x)    ((x>>8)&255)
@@ -53,6 +54,7 @@ char line[100];
 int	devtype, bootdev, howto, debug;
 extern	unsigned opendev;
 extern  unsigned *bootregs;
+struct	rpb *rpb;
 
 void	usage(), boot(), halt();
 
@@ -83,6 +85,12 @@ Xmain()
 	int io, type, askname, filindex = 0;
 	int j, nu;
 
+	/* make sure the rpb is out of the way so it does not get trampled;
+	 * this will be the case if booting from net
+	 */
+
+	rpb = (struct rpb *)bootregs[11];
+	bootdev = rpb->devtyp;
 	io=0;
 	skip = 1;
 	autoconf();
@@ -122,8 +130,10 @@ Xmain()
 				printf("> boot %s\n", filer[filindex]);
 				exec(filer[filindex++], 0, 0);
 				printf("boot failed: %s\n", strerror(errno));
+#if 0
 				if (testkey())
 					break;
+#endif
 			}
 	}
 
diff --git a/sys/arch/vax/boot/boot/devopen.c b/sys/arch/vax/boot/boot/devopen.c
index c832398b951..dac5993df30 100644
--- a/sys/arch/vax/boot/boot/devopen.c
+++ b/sys/arch/vax/boot/boot/devopen.c
@@ -1,4 +1,4 @@
-/*  $OpenBSD: devopen.c,v 1.1 2000/04/27 02:26:25 bjc Exp $ */
+/*  $OpenBSD: devopen.c,v 1.2 2000/10/04 04:09:01 bjc Exp $ */
 /*	$NetBSD: devopen.c,v 1.2 1999/06/30 18:30:42 ragge Exp $ */
 /*
  * Copyright (c) 1997 Ludd, University of Lule}, Sweden.
@@ -35,8 +35,10 @@
 
 #include "lib/libsa/stand.h"
 #include "vaxstand.h"
+#include "rpb.h"
 
 unsigned int opendev;
+extern struct rpb *rpb;
 
 int
 devopen(f, fname, file)
@@ -49,11 +51,9 @@ devopen(f, fname, file)
 	extern int cnvtab[];
 	char *s, *c, *u;
 
-	dev   = B_TYPE(bootdev);
-	ctlr  = B_CONTROLLER(bootdev);
-	unit  = B_UNIT(bootdev);
-	part  = B_PARTITION(bootdev);
-	adapt = B_ADAPTOR(bootdev);
+	dev		= rpb->devtyp;
+	unit	= rpb->unit;
+	adapt = ctlr = part = 0;
 
 	for (i = 0, dp = 0; i < ndevs; i++)
 		if (cnvtab[i] == dev)
@@ -99,6 +99,8 @@ devopen(f, fname, file)
 		if (x > 3)
 			adapt = a[0];
 		*file = c;
+
+		x = 1;
 	} else {
 		*file = (char *)fname;
 		c = (char *)fname;
@@ -108,13 +110,17 @@ devopen(f, fname, file)
 		return(ENODEV);
 	f->f_dev = dp;
 
-	opendev = MAKEBOOTDEV(dev, adapt, ctlr, unit, part);
-
 	if (dev > 95) { /* MOP boot over network, root & swap over NFS */
 		i = (*dp->dv_open)(f, dp->dv_name);
 	} else
 		i = (*dp->dv_open)(f, adapt, ctlr, unit, part);
 
+	if(x == 0) {
+		dev = rpb->devtyp;		/* dv_open may have modified rpb */
+		unit = rpb->unit;	
+	}
+	opendev = MAKEBOOTDEV(dev, adapt, ctlr, unit, part);
+
 	return i;
 
 usage:
diff --git a/sys/arch/vax/boot/common/srt0.s b/sys/arch/vax/boot/common/srt0.s
index 350c47394a5..fb5dabecf6d 100644
--- a/sys/arch/vax/boot/common/srt0.s
+++ b/sys/arch/vax/boot/common/srt0.s
@@ -1,4 +1,4 @@
-/*	$OpenBSD: srt0.s,v 1.1 2000/04/27 02:26:26 bjc Exp $ */
+/*	$OpenBSD: srt0.s,v 1.2 2000/10/04 04:09:01 bjc Exp $ */
 /*	$NetBSD: srt0.s,v 1.2 1999/05/23 21:58:19 ragge Exp $ */
 /*
  * Copyright (c) 1994 Ludd, University of Lule}, Sweden.
@@ -48,14 +48,11 @@ _start:	.globl	_start
 	nop;nop;		# If we get called by calls, or something
 
 	movl	r8, _memsz	# If we come from disk, save memsize
-	cmpl	ap, $-1		# Check if we are net-booted. XXX - kludge
-	beql	2f		# jump if not
 	ashl	$9,76(r11),_memsz # got memsize from rpb
-	movzbl	102(r11), r10	# Get bootdev from rpb.
-	movzwl	48(r11), r11	# Get howto
+	movzwl	48(r11), r10	# Get howto
 
 2:	movl	$_start, sp	# Probably safe place for stack
-	subl2	$52, sp		# do not overwrite saved boot-registers
+	pushr	$0x1fff
 
 	subl3	$_start, $_edata, r0
 	movab	_start, r1
@@ -68,8 +65,7 @@ _start:	.globl	_start
 1:	movl    $relocated, (sp)   # return-address on top of stack
 	rsb                        # can be replaced with new address
 relocated:	                   # now relocation is done !!!
-	movl	r10,_bootdev	# Save bootdev early
-	movl	r11,_howto	# howto also...
+	movl	r10,_howto	# howto also...
 	movl	sp, _bootregs
 	calls	$0, _Xmain	# Were here!
 	halt			# no return