Install example procedure that shows how to setup and network

several qemu nodes with the host's local ethernet using tap(4).

3 files changed, 67 insertions, 2 deletions

diff --git a/emulators/qemu/Makefile b/emulators/qemu/Makefile
index 28da880811b..34ead297cba 100644
--- a/emulators/qemu/Makefile
+++ b/emulators/qemu/Makefile
@@ -1,7 +1,8 @@
-# $NetBSD: Makefile,v 1.17 2005/09/04 23:06:33 xtraeme Exp $
+# $NetBSD: Makefile,v 1.18 2005/10/01 04:12:32 hubertf Exp $
 #
 
 DISTNAME=		qemu-0.7.2
+PKGREVISION=		1
 CATEGORIES=		emulators
 MASTER_SITES=		http://fabrice.bellard.free.fr/qemu/
 
@@ -30,6 +31,10 @@ SUBST_MESSAGE.snd=	"Fixing hardcoded audio device."
 # to build in the SSE code.
 BUILDLINK_TRANSFORM+=	rm-optarg:-march rm-optarg:-mcpu
 
+post-install:
+	${INSTALL_DATA} ${FILESDIR}/Makefile.multinode-NetBSD \
+		${PREFIX}/share/doc/qemu
+
 .include "../../devel/SDL/buildlink3.mk"
 .include "../../mk/ossaudio.buildlink3.mk"
 .include "../../mk/pthread.buildlink3.mk"
diff --git a/emulators/qemu/PLIST b/emulators/qemu/PLIST
index f54075ecc00..37d206cc464 100644
--- a/emulators/qemu/PLIST
+++ b/emulators/qemu/PLIST
@@ -1,4 +1,4 @@
-@comment $NetBSD: PLIST,v 1.4 2005/07/29 16:38:15 xtraeme Exp $
+@comment $NetBSD: PLIST,v 1.5 2005/10/01 04:12:32 hubertf Exp $
 bin/qemu
 bin/qemu-img
 bin/qemu-system-mips
@@ -9,6 +9,7 @@ man/man1/qemu-img.1
 man/man1/qemu.1
 share/doc/qemu/qemu-doc.html
 share/doc/qemu/qemu-tech.html
+share/doc/qemu/Makefile.multinode-NetBSD
 share/qemu/bios.bin
 share/qemu/keymaps/ar
 share/qemu/keymaps/common
diff --git a/emulators/qemu/files/Makefile.multinode-NetBSD b/emulators/qemu/files/Makefile.multinode-NetBSD
new file mode 100644
index 00000000000..54dafd9d315
--- /dev/null
+++ b/emulators/qemu/files/Makefile.multinode-NetBSD
@@ -0,0 +1,59 @@
+# $Id: Makefile.multinode-NetBSD,v 1.1 2005/10/01 04:12:32 hubertf Exp $
+# Source: http://mail-index.netbsd.org/netbsd-help/2005/03/25/0005.html
+#
+# Starts up two qemu instances and networks bridges them to the local
+# ethernet (ETHER_IF}.  Works best with NetBSD configured to use serial
+# consoles in DISK[12]
+#
+# Usage:
+#	sudo make netbsd1
+#	sudo make netbsd2
+#
+#  - Hubert Feyrer <hubert@feyrer.de>
+#
+
+#NETBSD_NOGFX=
+NETBSD_NOGFX=		-nographic
+
+ETHER_IF=	tlp0
+QEMU_RAM=	20
+DISK1=		harddisk.netbsd1
+DISK2=		harddisk.netbsd2
+
+
+all: netbsd1 netbsd2
+
+netbsd1: bridge 
+	ifconfig tap1 create up	     || echo tap1: already there
+	brconfig bridge0 add tap1 up || echo tap1: already on bridge0
+	brconfig bridge0 -learn tap1 # real hub mode, step 1b
+	brconfig bridge0 flush	# real hub more, step 2
+	qemu \	
+		-m ${QEMU_RAM} \
+		${NETBSD_NOGFX} \
+		-boot c \
+		-tun-fd 3 3<>/dev/tap1 \
+		-macaddr de:ad:be:ef:00:01 \
+		${DISK1}
+	brconfig bridge0 delete tap1 
+	ifconfig tap1 destroy
+
+netbsd2: bridge
+	ifconfig tap2 create up	     || echo tap2: already there
+	brconfig bridge0 add tap2 up || echo tap2: already on bridge0
+	brconfig bridge0 -learn tap2 # real hub mode, step 1c
+	brconfig bridge0 flush	     # real hub mode, step 2
+	qemu \
+		-m ${QEMU_RAM} \
+		${NETBSD_NOGFX} \
+		-boot c \
+		-tun-fd 3 3<>/dev/tap2 \
+		-macaddr de:ad:be:ef:00:02 \
+		${DISK2}
+	brconfig bridge0 delete tap2
+	ifconfig tap2 destroy
+	
+bridge:
+	ifconfig bridge0 create	  || echo bridge0: already there
+	brconfig bridge0 add ${ETHER_IF} || echo bridge0: ${ETHER_IF} already there
+	brconfig bridge0 -learn ${ETHER_IF} # real hub mode, step 1a