CAM, the module: scbus, da, cd, and st wrapped in one module.

Make the umass driver depend on this module.

Makes it possible to compile the kernel without SCSI support and load it
when for example a USB floppy is conencted.

4 files changed, 61 insertions, 2 deletions

diff --git a/sys/cam/cam_xpt.c b/sys/cam/cam_xpt.c
index eade26c..b5fe1c4 100644
--- a/sys/cam/cam_xpt.c
+++ b/sys/cam/cam_xpt.c
@@ -629,8 +629,19 @@ u_int32_t cam_debug_delay;
 #endif /* CAM_DEBUG_BUS || CAM_DEBUG_TARGET || CAM_DEBUG_LUN */
 
 /* Our boot-time initialization hook */
+static int cam_module_event_handler(module_t, int /*modeventtype_t*/, void *);
+
+static moduledata_t cam_moduledata = {
+	"cam",
+	cam_module_event_handler,
+	NULL
+};
+
 static void	xpt_init(void *);
-SYSINIT(cam, SI_SUB_CONFIGURE, SI_ORDER_SECOND, xpt_init, NULL);
+
+DECLARE_MODULE(cam, cam_moduledata, SI_SUB_CONFIGURE, SI_ORDER_SECOND);
+MODULE_VERSION(cam, 1);
+
 
 static cam_status	xpt_compile_path(struct cam_path *new_path,
 					 struct cam_periph *perph,
@@ -1266,6 +1277,18 @@ ptstartover:
 	return(error);
 }
 
+static int
+cam_module_event_handler(module_t mod, int what, void *arg)
+{
+	if (what == MOD_LOAD) {
+		xpt_init(NULL);
+	} else if (what == MOD_UNLOAD) {
+		return EBUSY;
+	}
+
+	return 0;
+}
+
 /* Functions accessed by the peripheral drivers */
 static void
 xpt_init(dummy)
diff --git a/sys/dev/usb/umass.c b/sys/dev/usb/umass.c
index d798de7..2f81aa1 100644
--- a/sys/dev/usb/umass.c
+++ b/sys/dev/usb/umass.c
@@ -536,6 +536,9 @@ Static void umass_dump_buffer	(struct umass_softc *sc, u_int8_t *buffer,
 				int buflen, int printlen);
 #endif
 
+#if defined(__FreeBSD__)
+MODULE_DEPEND(umass, cam, 1,1,1);
+#endif
 
 /*
  * USB device probe/attach/detach
diff --git a/sys/modules/Makefile b/sys/modules/Makefile
index 6bbfbb6..2747785 100644
--- a/sys/modules/Makefile
+++ b/sys/modules/Makefile
@@ -7,7 +7,7 @@ _randomdev=	randomdev
 .endif
 
 SUBDIR=	3dfx accf_data accf_http agp aha amr an aue \
-	ccd cd9660 coda cue dc fdesc fxp if_disc if_ef \
+	cam ccd cd9660 coda cue dc fdesc fxp if_disc if_ef \
 	if_ppp if_sl if_tap if_tun ipfilter ipfw ispfw joy kernfs kue \
 	md mfs mii mlx msdos ncp netgraph nfs ntfs nullfs \
 	nwfs oldcard pccard pcic portal procfs ${_randomdev} \
diff --git a/sys/modules/cam/Makefile b/sys/modules/cam/Makefile
new file mode 100644
index 0000000..2075d39
--- /dev/null
+++ b/sys/modules/cam/Makefile
@@ -0,0 +1,33 @@
+#       $FreeBSD$ 
+
+MAINTAINER	 = n_hibma@freebsd.org
+S		 = ${.CURDIR}/../..
+
+.PATH:		 $S/cam $S/cam/scsi
+KMOD		 = cam
+
+# See sys/conf/options for the flags that go into the different opt_*.h files.
+SRCS		 = opt_cam.h
+SRCS		+= opt_scsi.h
+SRCS		+= opt_cd.h
+SRCS		+= opt_hw_wdog.h
+SRCS		+= opt_pt.h
+SRCS		+= opt_sa.h
+SRCS		+= opt_ses.h
+SRCS		+= device_if.h bus_if.h
+SRCS		+= cam.c cam_extend.c cam_periph.c cam_queue.c
+SRCS		+= cam_sim.c cam_xpt.c
+SRCS		+= scsi_all.c scsi_cd.c scsi_ch.c
+SRCS		+= scsi_da.c
+SRCS		+= scsi_pass.c
+SRCS		+= scsi_pt.c
+SRCS		+= scsi_sa.c
+SRCS		+= scsi_ses.c
+SRCS		+= scsi_targ_bh.c scsi_target.c
+
+NOMAN		 =
+
+opt_scsi.h:
+		echo '#define SCSI_DELAY 15000' > opt_scsi.h
+
+.include <bsd.kmod.mk>