[src/trunk]: src/sys/rump/dev/lib/libvirtio_ld Add a rump kernel component fo...

[pooka <pooka%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/b82b3f128879
branches:  trunk
changeset: 801875:b82b3f128879
user:      pooka <pooka%NetBSD.org@localhost>
date:      Fri Aug 22 09:57:05 2014 +0000

description:
Add a rump kernel component for ld@virtio.

diffstat:

 sys/rump/dev/lib/libvirtio_ld/Makefile         |  28 +++++++++++
 sys/rump/dev/lib/libvirtio_ld/VIRTIO_LD.ioconf |  12 ++++
 sys/rump/dev/lib/libvirtio_ld/ld_at_virtio.c   |  66 ++++++++++++++++++++++++++
 sys/rump/dev/lib/libvirtio_ld/shlib_version    |   2 +
 4 files changed, 108 insertions(+), 0 deletions(-)

diffs (124 lines):

diff -r 2d924a42928d -r b82b3f128879 sys/rump/dev/lib/libvirtio_ld/Makefile
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/rump/dev/lib/libvirtio_ld/Makefile    Fri Aug 22 09:57:05 2014 +0000
@@ -0,0 +1,28 @@
+#      $NetBSD: Makefile,v 1.1 2014/08/22 09:57:05 pooka Exp $
+#
+
+RUMPTOP=${TOPRUMP}
+
+.PATH: ${RUMPTOP}/../dev       \
+       ${RUMPTOP}/../dev/pci
+
+LIB=   rumpdev_virtio_ld
+IOCONF=        VIRTIO_LD.ioconf
+
+SRCS=  ld_at_virtio.c
+
+SRCS+= ld_virtio.c
+
+# XXX: ld.c does not really belong here, but placing it in libdisk
+# requires revamping config to be more modular in how CFDRIVER() is
+# used.  moving ld up in the component tree later to libdisk won't
+# create problems, so just put it here for now.  the excessive
+# dependencies of virtio_ld should prevent anyone from want to
+# provide ld via this component ...
+SRCS+= ld.c
+
+CPPFLAGS+= -I${RUMPTOP}/librump/rumpkern -I${RUMPTOP}/librump/rumpvfs
+   
+.include "${RUMPTOP}/Makefile.rump"
+.include <bsd.lib.mk>
+.include <bsd.klinks.mk>
diff -r 2d924a42928d -r b82b3f128879 sys/rump/dev/lib/libvirtio_ld/VIRTIO_LD.ioconf
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/rump/dev/lib/libvirtio_ld/VIRTIO_LD.ioconf    Fri Aug 22 09:57:05 2014 +0000
@@ -0,0 +1,12 @@
+#      $NetBSD: VIRTIO_LD.ioconf,v 1.1 2014/08/22 09:57:05 pooka Exp $
+#
+
+ioconf virtio_ld
+
+include "conf/files"
+include "dev/pci/files.pci"
+include "rump/dev/files.rump"
+
+pseudo-root virtio*
+
+ld*     at virtio?                      # Virtio disk device
diff -r 2d924a42928d -r b82b3f128879 sys/rump/dev/lib/libvirtio_ld/ld_at_virtio.c
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/rump/dev/lib/libvirtio_ld/ld_at_virtio.c      Fri Aug 22 09:57:05 2014 +0000
@@ -0,0 +1,66 @@
+/*     $NetBSD: ld_at_virtio.c,v 1.1 2014/08/22 09:57:05 pooka Exp $   */
+
+/*
+ * Copyright (c) 2010 Antti Kantee.  All Rights Reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
+ * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <sys/cdefs.h>
+__KERNEL_RCSID(0, "$NetBSD: ld_at_virtio.c,v 1.1 2014/08/22 09:57:05 pooka Exp $");
+
+#include <sys/param.h>
+#include <sys/conf.h>
+#include <sys/device.h>
+#include <sys/bus.h>
+#include <sys/stat.h>
+
+#include "rump_private.h"
+#include "rump_vfs_private.h"
+
+#include "ioconf.c"
+
+RUMP_COMPONENT(RUMP_COMPONENT_DEV)
+{
+
+       config_init_component(cfdriver_ioconf_virtio_ld,
+           cfattach_ioconf_virtio_ld, cfdata_ioconf_virtio_ld);
+}
+
+RUMP_COMPONENT(RUMP_COMPONENT_VFS)
+{
+       extern const struct bdevsw ld_bdevsw;
+       extern const struct cdevsw ld_cdevsw;
+       devmajor_t bmaj = -1, cmaj = -1;
+       int error;
+
+       if ((error = devsw_attach("ld", &ld_bdevsw, &bmaj,
+           &ld_cdevsw, &cmaj)) != 0)
+               panic("cannot attach ld: %d", error);
+        
+       if ((error = rump_vfs_makedevnodes(S_IFBLK, "/dev/ld0", 'a',
+           bmaj, 0, 7)) != 0)
+               panic("cannot create cooked ld dev nodes: %d", error);
+       if ((error = rump_vfs_makedevnodes(S_IFCHR, "/dev/rld0", 'a',
+           cmaj, 0, 7)) != 0)
+               panic("cannot create raw ld dev nodes: %d", error);
+}
diff -r 2d924a42928d -r b82b3f128879 sys/rump/dev/lib/libvirtio_ld/shlib_version
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/rump/dev/lib/libvirtio_ld/shlib_version       Fri Aug 22 09:57:05 2014 +0000
@@ -0,0 +1,2 @@
+major=0
+minor=0