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author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2018-07-19 08:19:43 +0200 |
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committer | David Gibson <david@gibson.dropbear.id.au> | 2018-07-20 11:56:49 +1000 |
commit | c12b2b0c20eb8fbe1a22065f1d5f0f155ab56b0a (patch) | |
tree | 97e1999be3ca147334b8e272991c9e48c3c58af7 /tests | |
parent | 3fe0eeda0b7f275cd01f29773d2ad6b8888d6701 (diff) | |
download | dtc-c12b2b0c20eb8fbe1a22065f1d5f0f155ab56b0a.zip dtc-c12b2b0c20eb8fbe1a22065f1d5f0f155ab56b0a.tar.gz dtc-c12b2b0c20eb8fbe1a22065f1d5f0f155ab56b0a.tar.bz2 |
libfdt: fdt_address_cells() and fdt_size_cells()
Add internal fdt_cells() to avoid copy and paste. Test error cases and
default values. Fix typo in fdt_size_cells() documentation comment.
Signed-off-by: Sebastian Huber <sebastian.huber@embedded-brains.de>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Diffstat (limited to 'tests')
-rw-r--r-- | tests/.gitignore | 1 | ||||
-rw-r--r-- | tests/Makefile.tests | 1 | ||||
-rw-r--r-- | tests/addr_size_cells.c | 3 | ||||
-rw-r--r-- | tests/addr_size_cells2.c | 62 | ||||
-rw-r--r-- | tests/addresses.dts | 15 | ||||
-rwxr-xr-x | tests/run_tests.sh | 2 |
6 files changed, 84 insertions, 0 deletions
diff --git a/tests/.gitignore b/tests/.gitignore index d423570..7a99f5a 100644 --- a/tests/.gitignore +++ b/tests/.gitignore @@ -4,6 +4,7 @@ tmp.* /add_subnode_with_nops /addr_size_cells +/addr_size_cells2 /appendprop[12] /asm_tree_dump /boot-cpuid diff --git a/tests/Makefile.tests b/tests/Makefile.tests index 2c2c4fd..e7cf6bc 100644 --- a/tests/Makefile.tests +++ b/tests/Makefile.tests @@ -9,6 +9,7 @@ LIB_TESTS_L = get_mem_rsv \ sized_cells \ notfound \ addr_size_cells \ + addr_size_cells2 \ stringlist \ setprop_inplace nop_property nop_node \ sw_tree1 sw_states \ diff --git a/tests/addr_size_cells.c b/tests/addr_size_cells.c index 6090d93..fcd9ff0 100644 --- a/tests/addr_size_cells.c +++ b/tests/addr_size_cells.c @@ -60,5 +60,8 @@ int main(int argc, char *argv[]) check_node(fdt, "/", 2, 2); check_node(fdt, "/identity-bus@0", 2, 2); check_node(fdt, "/simple-bus@1000000", 2, 1); + check_node(fdt, "/c0", -FDT_ERR_BADNCELLS, -FDT_ERR_BADNCELLS); + check_node(fdt, "/c1", -FDT_ERR_BADNCELLS, -FDT_ERR_BADNCELLS); + check_node(fdt, "/c2", -FDT_ERR_BADNCELLS, -FDT_ERR_BADNCELLS); PASS(); } diff --git a/tests/addr_size_cells2.c b/tests/addr_size_cells2.c new file mode 100644 index 0000000..38b2c04 --- /dev/null +++ b/tests/addr_size_cells2.c @@ -0,0 +1,62 @@ +/* + * libfdt - Flat Device Tree manipulation + * Testcase for #address-cells and #size-cells handling + * Copyright (C) 2014 David Gibson, <david@gibson.dropbear.id.au> + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public License + * as published by the Free Software Foundation; either version 2.1 of + * the License, or (at your option) any later version. + * + * This library 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ +#include <stdlib.h> +#include <stdio.h> +#include <string.h> +#include <stdint.h> + +#include <libfdt.h> + +#include "tests.h" +#include "testdata.h" + +static void check_node(const void *fdt, const char *path, int ac, int sc) +{ + int offset; + int xac, xsc; + + offset = fdt_path_offset(fdt, path); + if (offset < 0) + FAIL("Couldn't find path %s", path); + + xac = fdt_address_cells(fdt, offset); + xsc = fdt_size_cells(fdt, offset); + + if (xac != ac) + FAIL("Address cells for %s is %d instead of %d\n", + path, xac, ac); + if (xsc != sc) + FAIL("Size cells for %s is %d instead of %d\n", + path, xsc, sc); +} + +int main(int argc, char *argv[]) +{ + void *fdt; + + if (argc != 2) + CONFIG("Usage: %s <dtb file>\n", argv[0]); + + test_init(argc, argv); + fdt = load_blob(argv[1]); + + check_node(fdt, "/", 2, 2); + PASS(); +} diff --git a/tests/addresses.dts b/tests/addresses.dts index a2faaf5..fab6b19 100644 --- a/tests/addresses.dts +++ b/tests/addresses.dts @@ -12,4 +12,19 @@ #address-cells = <2>; #size-cells = <1>; }; + + c0@0 { + #address-cells = <1 1>; + #size-cells = <1 1>; + }; + + c1@0 { + #address-cells = <0x80000000>; + #size-cells = <0x80000000>; + }; + + c2@0 { + #address-cells = <5>; + #size-cells = <5>; + }; }; diff --git a/tests/run_tests.sh b/tests/run_tests.sh index cf87066..7348c9c 100755 --- a/tests/run_tests.sh +++ b/tests/run_tests.sh @@ -336,6 +336,8 @@ libfdt_tests () { run_dtc_test -I dts -O dtb -o addresses.test.dtb addresses.dts run_test addr_size_cells addresses.test.dtb + run_dtc_test -I dts -O dtb -o addresses2.test.dtb empty.dts + run_test addr_size_cells2 addresses2.test.dtb run_dtc_test -I dts -O dtb -o stringlist.test.dtb stringlist.dts run_test stringlist stringlist.test.dtb |