Add flags to the attach call for future use

Signed-off-by: Alastair D'Silva <alastair@d-silva.org>

Author: deece

src/afu.c

@@ -654,12 +654,14 @@ ocxl_err ocxl_afu_open(const char *name, ocxl_afu_h *afu)
  * @pre the AFU is opened
  *
  * @param afu the AFU to attach
+ * @param flags An ORed bitmask of flags
+ * 	OCXL_ATTACH_FLAGS_NONE		accept the default behavior
  *
  * @retval OCXL_OK if the AFU was successful attached
  * @retval OCXL_NO_CONTEXT if the AFU was not opened
  * @retval OCXL_INTERNAL_ERROR if the AFU was unable to attach (check dmesg)
  */
-ocxl_err ocxl_afu_attach(ocxl_afu_h afu)
+ocxl_err ocxl_afu_attach(ocxl_afu_h afu, uint64_t flags)
 {
 	ocxl_afu *my_afu = (ocxl_afu *) afu;
 

src/include/libocxl.h

@@ -141,6 +141,8 @@ typedef struct ocxl_event {
 	};
 } ocxl_event;
 
+#define OCXL_ATTACH_FLAGS_NONE (0)
+
 /* setup.c */
 void ocxl_enable_messages(uint64_t sources);
 void ocxl_set_error_message_handler(void (*handler)(ocxl_err error, const char *message));
@@ -162,7 +164,7 @@ void ocxl_afu_enable_messages(ocxl_afu_h afu, uint64_t sources);
 void ocxl_afu_set_error_message_handler(ocxl_afu_h afu, void (*handler)(ocxl_afu_h afu, ocxl_err error,
                                         const char *message));
 ocxl_err ocxl_afu_close(ocxl_afu_h afu);
-ocxl_err ocxl_afu_attach(ocxl_afu_h afu);
+ocxl_err ocxl_afu_attach(ocxl_afu_h afu, uint64_t flags);
 
 /* irq.c */
 /* AFU IRQ functions */