[src/trunk]: src/sys/dev/ofw various fixes:

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

details:   https://anonhg.NetBSD.org/src/rev/9fc95189ce4e
branches:  trunk
changeset: 1008801:9fc95189ce4e
user:      macallan <macallan%NetBSD.org@localhost>
date:      Fri Apr 03 21:55:07 2020 +0000

description:
various fixes:
- don't create hw.ofw if there is no /openprom node
- just copy 'model' and 'version' properties if present instead of reporting
  'model' as 'version'...

diffstat:

 sys/dev/ofw/ofw_sysctl.c |  43 +++++++++++++++++++++++++++++--------------
 1 files changed, 29 insertions(+), 14 deletions(-)

diffs (75 lines):

diff -r 82df23dc778c -r 9fc95189ce4e sys/dev/ofw/ofw_sysctl.c
--- a/sys/dev/ofw/ofw_sysctl.c  Fri Apr 03 19:53:41 2020 +0000
+++ b/sys/dev/ofw/ofw_sysctl.c  Fri Apr 03 21:55:07 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ofw_sysctl.c,v 1.1 2020/04/03 06:02:51 macallan Exp $ */
+/*     $NetBSD: ofw_sysctl.c,v 1.2 2020/04/03 21:55:07 macallan Exp $ */
 
 /*-
  * Copyright (c) 2020 Michael Lorenz
@@ -26,7 +26,7 @@
  * POSSIBILITY OF SUCH DAMAGE.
  */
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ofw_sysctl.c,v 1.1 2020/04/03 06:02:51 macallan Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ofw_sysctl.c,v 1.2 2020/04/03 21:55:07 macallan Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -36,18 +36,15 @@
 #include <dev/ofw/openfirm.h>
 
 char firmwarestring[64] = "unknown";
+char firmwareversion[64] = "unknown";
 
 SYSCTL_SETUP(sysctl_hw_misc_setup, "sysctl hw.ofw subtree misc setup")
 {
        const struct sysctlnode *me;
        int openprom;
 
-       if ((openprom = OF_finddevice("/openprom")) != 0) {
-               memset(firmwarestring, 0, 64);
-               if (OF_getprop(openprom, "model", firmwarestring, 63) != 0) {
-                       printf("firmware: %s\n", firmwarestring);
-               }
-       }
+       openprom = OF_finddevice("/openprom");
+       if (openprom == 0 || openprom == -1) return;
 
        sysctl_createv(clog, 0, NULL, &me,
                CTLFLAG_PERMANENT,
@@ -55,10 +52,28 @@
                SYSCTL_DESCR("OpenFirmware information"),
                NULL, 0, NULL, 0,
                CTL_HW, CTL_CREATE, CTL_EOL);
-       sysctl_createv(clog, 0, NULL, NULL,
-               CTLFLAG_PERMANENT,
-               CTLTYPE_STRING, "version",
-               SYSCTL_DESCR("firmware version string"),
-               NULL, 0, firmwarestring, 0,
-               CTL_HW, me->sysctl_num, CTL_CREATE, CTL_EOL);
+
+       memset(firmwarestring, 0, 64);
+       if (OF_getprop(openprom, "model", firmwarestring, 63) > 0) {
+
+               aprint_debug("firmware: %s\n", firmwarestring);
+               sysctl_createv(clog, 0, NULL, NULL,
+                       CTLFLAG_PERMANENT,
+                       CTLTYPE_STRING, "model",
+                       SYSCTL_DESCR("firmware type"),
+                       NULL, 0, firmwarestring, 0,
+                       CTL_HW, me->sysctl_num, CTL_CREATE, CTL_EOL);
+       }
+
+       memset(firmwareversion, 0, 64);
+       if (OF_getprop(openprom, "version", firmwareversion, 63) > 0) {
+
+               aprint_debug("version: %s\n", firmwareversion);
+               sysctl_createv(clog, 0, NULL, NULL,
+                       CTLFLAG_PERMANENT,
+                       CTLTYPE_STRING, "version",
+                       SYSCTL_DESCR("firmware version"),
+                       NULL, 0, firmwareversion, 0,
+                       CTL_HW, me->sysctl_num, CTL_CREATE, CTL_EOL);
+       }
 }