A patch to modularise the owtemp driver

owtemp-module.diff

diff -r f342fcb013e6 distrib/sets/lists/modules/mi
--- a/distrib/sets/lists/modules/mi	Fri Nov 18 16:01:00 2022 +0000
+++ b/distrib/sets/lists/modules/mi	Mon Nov 21 09:05:12 2022 +1300
@@ -361,6 +361,8 @@
 ./@MODULEDIR@/opencrypto/opencrypto.kmod	modules-base-kernel	kmod
 ./@MODULEDIR@/overlay				modules-base-kernel	kmod
 ./@MODULEDIR@/overlay/overlay.kmod		modules-base-kernel	kmod
+./@MODULEDIR@/owtemp				modules-base-kernel	kmod
+./@MODULEDIR@/owtemp/owtemp.kmod		modules-base-kernel	kmod
 ./@MODULEDIR@/pad				modules-base-kernel	kmod
 ./@MODULEDIR@/pad/pad.kmod			modules-base-kernel	kmod
 ./@MODULEDIR@/pciverbose			modules-base-kernel	kmod
diff -r f342fcb013e6 sys/dev/onewire/owtemp.c
--- a/sys/dev/onewire/owtemp.c	Fri Nov 18 16:01:00 2022 +0000
+++ b/sys/dev/onewire/owtemp.c	Mon Nov 21 09:05:12 2022 +1300
@@ -58,6 +58,7 @@
 #include <sys/device.h>
 #include <sys/kernel.h>
 #include <sys/proc.h>
+#include <sys/module.h>
 
 #include <dev/sysmon/sysmonvar.h>
 
@@ -316,3 +317,37 @@
 	/* convert to uK */
 	return (temp + 273150000);
 }
+
+MODULE(MODULE_CLASS_DRIVER, owtemp, "onewire");
+
+#ifdef _MODULE
+#include "ioconf.c"
+#endif
+
+static int
+owtemp_modcmd(modcmd_t cmd, void *opaque)
+{
+	int error;
+
+	error = 0;
+	switch (cmd) {
+	case MODULE_CMD_INIT:
+#ifdef _MODULE
+		error = config_init_component(cfdriver_ioconf_owtemp,
+		    cfattach_ioconf_owtemp, cfdata_ioconf_owtemp);
+		if (error)
+			aprint_error("%s: unable to init component\n",
+			    owtemp_cd.cd_name);
+#endif
+		break;
+	case MODULE_CMD_FINI:
+#ifdef _MODULE
+		config_fini_component(cfdriver_ioconf_owtemp,
+		    cfattach_ioconf_owtemp, cfdata_ioconf_owtemp);
+#endif
+		break;
+	default:
+		error = ENOTTY;
+	}
+	return error;
+}
diff -r f342fcb013e6 sys/modules/Makefile
--- a/sys/modules/Makefile	Fri Nov 18 16:01:00 2022 +0000
+++ b/sys/modules/Makefile	Mon Nov 21 09:05:12 2022 +1300
@@ -136,6 +136,7 @@
 SUBDIR+=	onewire
 SUBDIR+=	opencrypto
 SUBDIR+=	overlay
+SUBDIR+=	owtemp
 SUBDIR+=	pad
 SUBDIR+=	pciverbose
 SUBDIR+=	pf
diff -r f342fcb013e6 sys/modules/owtemp/Makefile
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/modules/owtemp/Makefile	Mon Nov 21 09:05:12 2022 +1300
@@ -0,0 +1,13 @@
+#	$NetBSD$
+
+.include "../Makefile.inc"
+
+.PATH:		${S}/dev/onewire
+
+KMOD=   	owtemp
+IOCONF=		owtemp.ioconf
+SRCS=		owtemp.c
+
+CPPFLAGS+=	-I${S}/onewire
+
+.include <bsd.kmodule.mk>
diff -r f342fcb013e6 sys/modules/owtemp/owtemp.ioconf
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/modules/owtemp/owtemp.ioconf	Mon Nov 21 09:05:12 2022 +1300
@@ -0,0 +1,8 @@
+#	$NetBSD$
+
+ioconf		owtemp
+
+include		"conf/files"
+
+pseudo-root	onewire*
+owtemp*		at onewire?
+1300
@@ -58,6 +58,7 @@
 #include <sys/device.h>
 #include <sys/kernel.h>
 #include <sys/proc.h>
+#include <sys/module.h>
 
 #include <dev/sysmon/sysmonvar.h>