diff options
| author | jmcneill <jmcneill@NetBSD.org> | 2022-03-25 21:23:51 +0000 |
|---|---|---|
| committer | jmcneill <jmcneill@NetBSD.org> | 2022-03-25 21:23:51 +0000 |
| commit | 4a78293d832166edbd2bd305991a0d30e863428d (patch) | |
| tree | 10273bb1091322a99ffd77cea300d02d473cc895 /sys/dev | |
| parent | dffa990fa30cbf95452661a63c6947ad12f537e8 (diff) | |
fdt: add support for USERCONF option
Diffstat (limited to 'sys/dev')
| -rw-r--r-- | sys/dev/fdt/fdt_userconf.c | 67 | ||||
| -rw-r--r-- | sys/dev/fdt/files.fdt | 4 |
2 files changed, 70 insertions, 1 deletions
diff --git a/sys/dev/fdt/fdt_userconf.c b/sys/dev/fdt/fdt_userconf.c new file mode 100644 index 00000000000..a359eeddc98 --- /dev/null +++ b/sys/dev/fdt/fdt_userconf.c @@ -0,0 +1,67 @@ +/* $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); +} diff --git a/sys/dev/fdt/files.fdt b/sys/dev/fdt/files.fdt index 7d3cb21e152..378101b3c90 100644 --- a/sys/dev/fdt/files.fdt +++ b/sys/dev/fdt/files.fdt @@ -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 |
