summaryrefslogtreecommitdiffstats
path: root/qemu/dtc/tests/phandle_format.c
diff options
context:
space:
mode:
Diffstat (limited to 'qemu/dtc/tests/phandle_format.c')
-rw-r--r--qemu/dtc/tests/phandle_format.c77
1 files changed, 77 insertions, 0 deletions
diff --git a/qemu/dtc/tests/phandle_format.c b/qemu/dtc/tests/phandle_format.c
new file mode 100644
index 000000000..5874ae792
--- /dev/null
+++ b/qemu/dtc/tests/phandle_format.c
@@ -0,0 +1,77 @@
+/*
+ * libfdt - Flat Device Tree manipulation
+ * Testcase for phandle format options
+ * Copyright (C) 2009 David Gibson, IBM Corporation.
+ *
+ * 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"
+
+#define PHANDLE_LEGACY 0x1
+#define PHANDLE_EPAPR 0x2
+#define PHANDLE_BOTH 0x3
+
+int main(int argc, char *argv[])
+{
+ void *fdt;
+ int phandle_format;
+ int n4;
+ uint32_t h4;
+
+ if (argc != 3)
+ CONFIG("Usage: %s <dtb file> <legacy|epapr|both>\n", argv[0]);
+
+ test_init(argc, argv);
+ fdt = load_blob(argv[1]);
+
+ if (streq(argv[2], "legacy"))
+ phandle_format = PHANDLE_LEGACY;
+ else if (streq(argv[2], "epapr"))
+ phandle_format = PHANDLE_EPAPR;
+ else if (streq(argv[2], "both"))
+ phandle_format = PHANDLE_BOTH;
+ else
+ CONFIG("Usage: %s <dtb file> <legacy|epapr|both>\n", argv[0]);
+
+ n4 = fdt_path_offset(fdt, "/node4");
+ if (n4 < 0)
+ FAIL("fdt_path_offset(/node4): %s", fdt_strerror(n4));
+
+ h4 = fdt_get_phandle(fdt, n4);
+ if ((h4 == 0) || (h4 == -1))
+ FAIL("/node4 has bad phandle 0x%x\n", h4);
+
+ if (phandle_format & PHANDLE_LEGACY)
+ check_getprop_cell(fdt, n4, "linux,phandle", h4);
+ else
+ if (fdt_getprop(fdt, n4, "linux,phandle", NULL))
+ FAIL("linux,phandle property present in non-legacy mode");
+
+ if (phandle_format & PHANDLE_EPAPR)
+ check_getprop_cell(fdt, n4, "phandle", h4);
+ else
+ if (fdt_getprop(fdt, n4, "phandle", NULL))
+ FAIL("phandle property present in legacy-only mode");
+
+ PASS();
+}