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src/util/cache_ops_null.c

@@ -0,0 +1,70 @@
+/*
+ * Copyright © 2025 Collabora Ltd.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ */
+
+#include "cache_ops.h"
+#include "util/macros.h"
+
+size_t
+util_cache_granularity()
+{
+   return 0;
+}
+
+void
+util_flush_range(void *start, size_t size)
+{
+   UNREACHABLE("Cache ops are not implemented on this platform");
+}
+
+void
+util_flush_inval_range(void *start, size_t size)
+{
+   UNREACHABLE("Cache ops are not implemented on this platform");
+}
+
+void
+util_flush_range_no_fence(void *start, size_t size)
+{
+   UNREACHABLE("Cache ops are not implemented on this platform");
+}
+
+void
+util_flush_inval_range_no_fence(void *start, size_t size)
+{
+   UNREACHABLE("Cache ops are not implemented on this platform");
+}
+
+void util_pre_flush_fence(void)
+{
+   UNREACHABLE("Cache ops are not implemented on this platform");
+}
+
+void util_post_flush_fence(void)
+{
+   UNREACHABLE("Cache ops are not implemented on this platform");
+}
+
+void util_post_flush_inval_fence(void)
+{
+   UNREACHABLE("Cache ops are not implemented on this platform");
+}