patch2

diff --git a/include/aos/aos_rpc.h b/include/aos/aos_rpc.h
index 18ea0ab..d0d9584 100644
--- a/include/aos/aos_rpc.h
+++ b/include/aos/aos_rpc.h
@@ -20,19 +20,17 @@
 #include <aos/aos.h>
 
 #define AOS_RPC_RETURN_BIT 0x1000000
+#define AOS_RPC_MAX_MSG_TYPES 0x0FFFFFF
 
 typedef enum aos_rpc_msg_type {
     AOS_RPC_INITIATE = 1,
-    AOS_RPC_ACK, //do we need this
     AOS_RPC_SEND_NUMBER,
     AOS_RPC_SEND_STRING,
     AOS_RPC_REQUEST_RAM,
-    AOS_RPC_RAM_SEND,
-    AOS_RPC_RAM_ALLOC_FAIL,
+    AOS_RPC_SETUP_PAGE,
     AOS_RPC_PROC_SPAWN_REQUEST,
 } msg_type_t;
 
-#define AOS_RPC_MAX_MSG_TYPES 32
 
 
 enum aos_rpc_argument_type {
@@ -43,12 +41,6 @@ enum aos_rpc_argument_type {
     AOS_RPC_CAPABILITY
 };
 
-enum aos_rpc_binding_type {
-    AOS_RPC_SIMPLE_BINDING  = 0x0,  ///< all parameter will be passed in one lmp_chan_send invocation
-    AOS_RPC_CHOPPED_BINDING = 0x1,  ///< parameters will be split across multiple lmp_chan_send invocations
-    AOS_RPC_MEMORY_BINDING  = 0x2,  ///< parameters will be written into a specifically allocated page
-    AOS_RPC_CHOPMEM_BINDING = 0x3,  ///< parameters will be split over multiple written into a specifically allocated page
-};
 
 
 struct aos_rpc_function_binding
diff --git a/lib/aos/aos_rpc.c b/lib/aos/aos_rpc.c
index 041c2fd..2c45c34 100644
--- a/lib/aos/aos_rpc.c
+++ b/lib/aos/aos_rpc.c
@@ -17,7 +17,12 @@
 #include <arch/aarch64/aos/lmp_chan_arch.h>
 #include <stdarg.h>
 
-
+//static void aos_rpc_setup_page_handler(struct aos_rpc* rpc, uintptr_t port, uintptr_t size, struct capref frame) {
+    /*errval_t err = paging_map_frame(get_current_paging_state(), &rpc->bindings[port].buf_page, size, frame, NULL, NULL);
+    if (err_is_fail(err)) {
+        DEBUG_ERR(err, "setting up communication page\n");
+    }*/
+//}
 
 /**
  * NOTE: maybe add remote and local cap as parameters?
@@ -46,6 +51,11 @@ errval_t aos_rpc_init(struct aos_rpc* rpc) {
     aos_rpc_initialize_binding(rpc, AOS_RPC_SEND_STRING, 1, 0, AOS_RPC_STR);
     aos_rpc_initialize_binding(rpc, AOS_RPC_REQUEST_RAM, 2, 2, AOS_RPC_WORD, AOS_RPC_WORD, AOS_RPC_CAPABILITY, AOS_RPC_WORD);
 
+    //aos_rpc_initialize_binding(rpc, AOS_RPC_SETUP_PAGE, 3, 0, AOS_RPC_WORD, AOS_RPC_WORD, AOS_RPC_CAPABILITY);
+    //aos_rpc_register_handler(rpc, AOS_RPC_SETUP_PAGE, &aos_rpc_setup_page_handler);
+
+    //err = lmp_chan_register_recv(&rpc->channel, get_default_waitset(), MKCLOSURE(&aos_rpc_on_message, rpc));
+
     if (!capref_is_null(rpc->channel.remote_cap)) {
         // we are not in init
         debug_printf("Trying to establish channel with init:\n");
@@ -63,30 +73,6 @@ errval_t aos_rpc_init(struct aos_rpc* rpc) {
 errval_t
 aos_rpc_send_number(struct aos_rpc *rpc, uintptr_t num) {
     return aos_rpc_call(rpc, AOS_RPC_SEND_NUMBER, num);
-
-    errval_t err = SYS_ERR_OK;
-
-    bool can_receive = lmp_chan_can_recv(&rpc->channel);
-    // debug_printf("Curr can_receive: %d\n",can_receive);
-
-    // debug_printf("Waiting to receive ACK\n");
-    err = lmp_chan_send2(&rpc -> channel, LMP_SEND_FLAGS_DEFAULT,NULL_CAP,AOS_RPC_SEND_NUMBER,num);
-    if(err_is_fail(err)){
-      DEBUG_ERR(err,"failed to send number");
-    }
-    while(!can_receive){
-      can_receive = lmp_chan_can_recv(&rpc->channel);
-    }
-    // debug_printf("can_receive after send: %d\n",can_receive);
-
-    struct lmp_recv_msg msg = LMP_RECV_MSG_INIT;
-    err = lmp_chan_recv(&rpc -> channel, &msg, &NULL_CAP);
-    if(err_is_fail(err) || msg.words[0] != AOS_RPC_ACK){
-      debug_printf("First word should be ACK, is: %d\n",msg.words[0]);
-      DEBUG_ERR(err,"Could not get receive for sent number");
-    }
-    debug_printf("Acks for: %d has been received!\n",num);
-    return err;
 }
 
 
@@ -96,7 +82,7 @@ errval_t
 aos_rpc_send_string(struct aos_rpc *rpc, const char *string) {
 
 return SYS_ERR_OK;
-    errval_t err = SYS_ERR_OK;
+    /*errval_t err = SYS_ERR_OK;
     size_t size = 0;
     struct lmp_recv_msg msg = LMP_RECV_MSG_INIT;
 
@@ -138,7 +124,7 @@ return SYS_ERR_OK;
 
       i++;
     }
-    return err;
+    return err;*/
 }