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-rw-r--r--src/arch/armv7/include/arch/rules.h34
1 files changed, 34 insertions, 0 deletions
diff --git a/src/arch/armv7/include/arch/rules.h b/src/arch/armv7/include/arch/rules.h
new file mode 100644
index 0000000000..a790365118
--- /dev/null
+++ b/src/arch/armv7/include/arch/rules.h
@@ -0,0 +1,34 @@
+/*
+ * This file is part of the coreboot 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; version 2 of the License.
+ *
+ * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef _ARCH_RULES_H
+#define _ARCH_RULES_H
+
+/* For romstage and ramstage always build with simple device model, ie.
+ * PCI, PNP and CPU functions operate without use of devicetree.
+ *
+ * For ramstage individual source file may define __SIMPLE_DEVICE__
+ * before including any header files to force that particular source
+ * be built with simple device model.
+ */
+
+#if defined(__PRE_RAM__)
+#define __SIMPLE_DEVICE__
+#endif
+
+#endif /* _ARCH_RULES_H */