11.1Sjmcneill/* $NetBSD: fdt_userconf.c,v 1.1 2022/03/25 21:23:51 jmcneill Exp $ */ 21.1Sjmcneill 31.1Sjmcneill/*- 41.1Sjmcneill * Copyright (c) 2022 Jared McNeill <jmcneill@invisible.ca> 51.1Sjmcneill * All rights reserved. 61.1Sjmcneill * 71.1Sjmcneill * Redistribution and use in source and binary forms, with or without 81.1Sjmcneill * modification, are permitted provided that the following conditions 91.1Sjmcneill * are met: 101.1Sjmcneill * 1. Redistributions of source code must retain the above copyright 111.1Sjmcneill * notice, this list of conditions and the following disclaimer. 121.1Sjmcneill * 2. Redistributions in binary form must reproduce the above copyright 131.1Sjmcneill * notice, this list of conditions and the following disclaimer in the 141.1Sjmcneill * documentation and/or other materials provided with the distribution. 151.1Sjmcneill * 161.1Sjmcneill * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 171.1Sjmcneill * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 181.1Sjmcneill * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 191.1Sjmcneill * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 201.1Sjmcneill * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 211.1Sjmcneill * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 221.1Sjmcneill * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 231.1Sjmcneill * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 241.1Sjmcneill * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 251.1Sjmcneill * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 261.1Sjmcneill * SUCH DAMAGE. 271.1Sjmcneill */ 281.1Sjmcneill 291.1Sjmcneill#include <sys/cdefs.h> 301.1Sjmcneill__KERNEL_RCSID(0, "$NetBSD: fdt_userconf.c,v 1.1 2022/03/25 21:23:51 jmcneill Exp $"); 311.1Sjmcneill 321.1Sjmcneill#include <sys/param.h> 331.1Sjmcneill#include <sys/systm.h> 341.1Sjmcneill#include <sys/userconf.h> 351.1Sjmcneill 361.1Sjmcneill#include <libfdt.h> 371.1Sjmcneill#include <dev/fdt/fdtvar.h> 381.1Sjmcneill 391.1Sjmcneill#define FDT_CHOSEN_PATH "/chosen" 401.1Sjmcneill#define FDT_CHOSEN_USERCONF_PROP "netbsd,userconf" 411.1Sjmcneill 421.1Sjmcneillvoid 431.1Sjmcneilluserconf_bootinfo(void) 441.1Sjmcneill{ 451.1Sjmcneill const void *fdt = fdtbus_get_data(); 461.1Sjmcneill const char *cmd; 471.1Sjmcneill int chosen, index; 481.1Sjmcneill 491.1Sjmcneill if (fdt == NULL) { 501.1Sjmcneill return; 511.1Sjmcneill } 521.1Sjmcneill 531.1Sjmcneill chosen = fdt_path_offset(fdt, FDT_CHOSEN_PATH); 541.1Sjmcneill if (chosen < 0) { 551.1Sjmcneill return; 561.1Sjmcneill } 571.1Sjmcneill 581.1Sjmcneill index = 0; 591.1Sjmcneill do { 601.1Sjmcneill cmd = fdt_stringlist_get(fdt, chosen, FDT_CHOSEN_USERCONF_PROP, 611.1Sjmcneill index++, NULL); 621.1Sjmcneill if (cmd != NULL) { 631.1Sjmcneill aprint_debug("Processing userconf command: %s\n", cmd); 641.1Sjmcneill userconf_parse(__UNCONST(cmd)); 651.1Sjmcneill } 661.1Sjmcneill } while (cmd != NULL); 671.1Sjmcneill} 68