/* $NetBSD: fdt_userconf.c,v 1.1 2022/03/25 21:23:51 jmcneill Exp $ */ /*- * Copyright (c) 2022 Jared McNeill <jmcneill@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); } |