Add ggml-openvino base files

ggml/include/ggml-openvino.h

@@ -0,0 +1,45 @@
+#pragma once
+
+#include "ggml-backend.h"
+#include "ggml.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+// backend API
+GGML_API ggml_backend_t ggml_backend_openvino_init(int device);
+
+GGML_API bool ggml_backend_is_openvino(ggml_backend_t backend);
+
+// device buffer
+GGML_API ggml_backend_buffer_type_t
+ggml_backend_openvino_buffer_type(int device);
+
+// split tensor buffer that splits matrices by rows across multiple devices
+GGML_API ggml_backend_buffer_type_t
+ggml_backend_openvino_split_buffer_type(const float *tensor_split);
+
+// pinned host buffer for use with the CPU backend for faster copies between CPU
+// and GPU
+GGML_API ggml_backend_buffer_type_t
+ggml_backend_openvino_host_buffer_type(void);
+
+// GGML_API int ggml_backend_openvino_get_device_count(void);
+// GGML_API void ggml_backend_openvino_get_device_description(int device,
+//                                                        char *description,
+//                                                        size_t
+//                                                        description_size);
+// GGML_API void ggml_backend_openvino_get_device_memory(int device, size_t
+// *free,
+//                                                   size_t *total);
+
+// GGML_API bool ggml_backend_openvino_register_host_buffer(void *buffer, size_t
+// size); GGML_API void ggml_backend_openvino_unregister_host_buffer(void
+// *buffer);
+
+GGML_API ggml_backend_reg_t ggml_backend_openvino_reg(void);
+
+#ifdef __cplusplus
+}
+#endif

ggml/src/ggml-openvino.cpp

@@ -0,0 +1,23 @@
+#include "ggml-openvino.h"
+#include "ggml-backend-impl.h"
+#include "ggml-impl.h"
+
+// backend API
+GGML_API ggml_backend_t ggml_backend_openvino_init(int device) {}
+
+GGML_API bool ggml_backend_is_openvino(ggml_backend_t backend) {}
+
+// device buffer
+GGML_API ggml_backend_buffer_type_t
+ggml_backend_openvino_buffer_type(int device) {}
+
+// split tensor buffer that splits matrices by rows across multiple devices
+GGML_API ggml_backend_buffer_type_t
+ggml_backend_openvino_split_buffer_type(const float *tensor_split) {}
+
+// pinned host buffer for use with the CPU backend for faster copies between CPU
+// and GPU
+GGML_API ggml_backend_buffer_type_t
+ggml_backend_openvino_host_buffer_type(void) {}
+
+GGML_API ggml_backend_reg_t ggml_backend_openvino_reg(void) {}