diff options
author | Simon Glass <sjg@chromium.org> | 2013-03-05 18:39:40 +0400 |
---|---|---|
committer | Tom Rini <trini@ti.com> | 2013-03-16 00:13:59 +0400 |
commit | c8a311d9dd2f090df12c1e3f1db272751399d367 (patch) | |
tree | 4fcdfffa13b0172b0808556e05e107345c2114ac /lib | |
parent | 716cc8cc7f0b935db1b7262cf73b00c9e0ea76ee (diff) | |
download | u-boot-c8a311d9dd2f090df12c1e3f1db272751399d367.tar.xz |
Introduce a basic initcall implementation
This library supports calling a list of functions one after the
other.
It is intended that we move to a more powerful initcall implementation
as proposed by Graeme Russ <graeme.russ@gmail.com>. For now, this allows
us to do the basics.
Signed-off-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'lib')
-rw-r--r-- | lib/Makefile | 1 | ||||
-rw-r--r-- | lib/initcall.c | 39 |
2 files changed, 40 insertions, 0 deletions
diff --git a/lib/Makefile b/lib/Makefile index 86ca1a6ec1..1bfd3ee124 100644 --- a/lib/Makefile +++ b/lib/Makefile @@ -44,6 +44,7 @@ COBJS-$(CONFIG_TEST_FDTDEC) += fdtdec_test.o COBJS-$(CONFIG_GZIP) += gunzip.o COBJS-$(CONFIG_GZIP_COMPRESSED) += gzip.o COBJS-y += hashtable.o +COBJS-y += initcall.o COBJS-$(CONFIG_LMB) += lmb.o COBJS-y += ldiv.o COBJS-$(CONFIG_MD5) += md5.o diff --git a/lib/initcall.c b/lib/initcall.c new file mode 100644 index 0000000000..fc91bf641f --- /dev/null +++ b/lib/initcall.c @@ -0,0 +1,39 @@ +/* + * Copyright (c) 2013 The Chromium OS Authors. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <initcall.h> + +int initcall_run_list(init_fnc_t init_sequence[]) +{ + init_fnc_t *init_fnc_ptr; + + for (init_fnc_ptr = init_sequence; *init_fnc_ptr; ++init_fnc_ptr) { + debug("initcall: %p\n", *init_fnc_ptr); + if ((*init_fnc_ptr)()) { + debug("initcall sequence %p failed at call %p\n", + init_sequence, *init_fnc_ptr); + return -1; + } + } + return 0; +} |