Module Name: src
Committed By: jmcneill
Date: Fri Mar 25 21:23:51 UTC 2022
Modified Files:
src/sys/dev/fdt: files.fdt
Added Files:
src/sys/dev/fdt: fdt_userconf.c
Log Message:
fdt: add support for USERCONF option
To generate a diff of this commit:
cvs rdiff -u -r0 -r1.1 src/sys/dev/fdt/fdt_userconf.c
cvs rdiff -u -r1.63 -r1.64 src/sys/dev/fdt/files.fdt
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/dev/fdt/files.fdt
diff -u src/sys/dev/fdt/files.fdt:1.63 src/sys/dev/fdt/files.fdt:1.64
--- src/sys/dev/fdt/files.fdt:1.63 Fri Mar 4 08:19:06 2022
+++ src/sys/dev/fdt/files.fdt Fri Mar 25 21:23:51 2022
@@ -1,4 +1,4 @@
-# $NetBSD: files.fdt,v 1.63 2022/03/04 08:19:06 skrll Exp $
+# $NetBSD: files.fdt,v 1.64 2022/03/25 21:23:51 jmcneill Exp $
include "external/bsd/libfdt/conf/files.libfdt"
@@ -13,6 +13,8 @@ device simplebus: fdt
attach simplebus at fdt
file dev/fdt/fdtbus.c fdt
+file dev/fdt/fdt_userconf.c fdt & userconf
+
device fregulator
attach fregulator at fdt
file dev/fdt/fixedregulator.c fregulator
Added files:
Index: src/sys/dev/fdt/fdt_userconf.c
diff -u /dev/null src/sys/dev/fdt/fdt_userconf.c:1.1
--- /dev/null Fri Mar 25 21:23:51 2022
+++ src/sys/dev/fdt/fdt_userconf.c Fri Mar 25 21:23:51 2022
@@ -0,0 +1,67 @@
+/* $NetBSD: fdt_userconf.c,v 1.1 2022/03/25 21:23:51 jmcneill Exp $ */
+
+/*-
+ * Copyright (c) 2022 Jared McNeill <jmcne...@invisible.ca>
+ * 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 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: fdt_userconf.c,v 1.1 2022/03/25 21:23:51 jmcneill Exp $");
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/userconf.h>
+
+#include <libfdt.h>
+#include <dev/fdt/fdtvar.h>
+
+#define FDT_CHOSEN_PATH "/chosen"
+#define FDT_CHOSEN_USERCONF_PROP "netbsd,userconf"
+
+void
+userconf_bootinfo(void)
+{
+ const void *fdt = fdtbus_get_data();
+ const char *cmd;
+ int chosen, index;
+
+ if (fdt == NULL) {
+ return;
+ }
+
+ chosen = fdt_path_offset(fdt, FDT_CHOSEN_PATH);
+ if (chosen < 0) {
+ return;
+ }
+
+ index = 0;
+ do {
+ cmd = fdt_stringlist_get(fdt, chosen, FDT_CHOSEN_USERCONF_PROP,
+ index++, NULL);
+ if (cmd != NULL) {
+ aprint_debug("Processing userconf command: %s\n", cmd);
+ userconf_parse(__UNCONST(cmd));
+ }
+ } while (cmd != NULL);
+}
