merging changes from OPAE branch making this branch

driver/sw/include/vortex.h

@@ -0,0 +1,67 @@
+#ifndef __VX_DRIVER_H__
+#define __VX_DRIVER_H__
+
+#include <stddef.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef void* vx_device_h;
+
+typedef void* vx_buffer_h;
+
+#define VX_LOCAL_MEM_SIZE   0xffffffff
+
+#define VX_ALLOC_BASE_ADDR  0x10000000
+
+#define VX_KERNEL_BASE_ADDR 0x80000000
+
+#define VX_CACHE_LINESIZE 64
+
+// open the device and connect to it
+int vx_dev_open(vx_device_h* hdevice);
+
+// Close the device when all the operations are done
+int vx_dev_close(vx_device_h hdevice);
+
+// Allocate shared buffer with device
+int vx_alloc_shared_mem(vx_device_h hdevice, size_t size, vx_buffer_h* hbuffer);
+
+// Get host pointer address  
+volatile void* vx_host_ptr(vx_buffer_h hbuffer);
+
+// release buffer
+int vx_buf_release(vx_buffer_h hbuffer);
+
+// allocate device memory and return address
+int vx_alloc_dev_mem(vx_device_h hdevice, size_t size, size_t* dev_maddr);
+
+// Copy bytes from device local memory to buffer
+int vx_flush_caches(vx_device_h hdevice, size_t dev_maddr, size_t size);
+
+// Copy bytes from buffer to device local memory
+int vx_copy_to_dev(vx_buffer_h hbuffer, size_t dev_maddr, size_t size, size_t src_offset);
+
+// Copy bytes from device local memory to buffer
+int vx_copy_from_dev(vx_buffer_h hbuffer, size_t dev_maddr, size_t size, size_t dst_offset);
+
+// Start device execution
+int vx_start(vx_device_h hdevice);
+
+// Wait for device ready with milliseconds timeout
+int vx_ready_wait(vx_device_h hdevice, long long timeout);
+
+////////////////////////////// UTILITY FUNCIONS ///////////////////////////////
+
+// upload kernel bytes to device
+int vx_upload_kernel_bytes(vx_device_h device, const void* content, size_t size);
+
+// upload kernel file to device
+int vx_upload_kernel_file(vx_device_h device, const char* filename);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // __VX_DRIVER_H__