1 files changed, 86 insertions, 0 deletions
diff --git a/src/gallium/drivers/panfrost/pandecode/decode.h b/src/gallium/drivers/panfrost/pandecode/decode.h
new file mode 100644
index 00000000000..2a78fee1d40
--- /dev/null
+++ b/src/gallium/drivers/panfrost/pandecode/decode.h
@@ -0,0 +1,86 @@
+/*
+ * Copyright (C) 2017-2019 Lyude Paul
+ * Copyright (C) 2017-2019 Alyssa Rosenzweig
+ *
+ * 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.
+ *
+ */
+
+#ifndef __PAN_DECODE_H__
+#define __PAN_DECODE_H__
+
+#include <stdlib.h>
+#include <stddef.h>
+#include <panfrost-job.h>
+#include "util/list.h"
+
+struct pandecode_mapped_memory {
+        struct list_head node;
+
+        size_t length;
+
+        void *addr;
+        mali_ptr gpu_va;
+
+        char name[32];
+};
+
+void pandecode_initialize(void);
+
+char *pointer_as_memory_reference(mali_ptr ptr);
+
+struct pandecode_mapped_memory *pandecode_find_mapped_gpu_mem_containing(mali_ptr addr);
+
+void
+pandecode_inject_mmap(mali_ptr gpu_va, void *cpu, unsigned sz, const char *name);
+
+static inline void *
+__pandecode_fetch_gpu_mem(const struct pandecode_mapped_memory *mem,
+                        mali_ptr gpu_va, size_t size,
+                        int line, const char *filename)
+{
+        if (!mem)
+                mem = pandecode_find_mapped_gpu_mem_containing(gpu_va);
+
+        assert(mem);
+        assert(size + (gpu_va - mem->gpu_va) <= mem->length);
+
+        return mem->addr + gpu_va - mem->gpu_va;
+}
+
+#define pandecode_fetch_gpu_mem(mem, gpu_va, size) \
+	__pandecode_fetch_gpu_mem(mem, gpu_va, size, __LINE__, __FILE__)
+
+/* Returns a validated pointer to mapped GPU memory with the given pointer type,
+ * size automatically determined from the pointer type
+ */
+#define PANDECODE_PTR(mem, gpu_va, type) \
+	((type*)(__pandecode_fetch_gpu_mem(mem, gpu_va, sizeof(type), \
+					 __LINE__, __FILE__)))
+
+/* Usage: <variable type> PANDECODE_PTR_VAR(name, mem, gpu_va) */
+#define PANDECODE_PTR_VAR(name, mem, gpu_va) \
+	name = __pandecode_fetch_gpu_mem(mem, gpu_va, sizeof(*name), \
+				       __LINE__, __FILE__)
+
+/* Common entrypoint */
+int pandecode_replay_jc(mali_ptr jc_gpu_va, bool bifrost);
+
+#endif /* __MMAP_TRACE_H__ */