Fix the Notification will make chip halt

Author: sgbihu

system/libarc32_arduino101/drivers/ipc_uart_ns16550.c

@@ -177,13 +177,15 @@ void ipc_uart_isr()
 
 	while (UART_IRQ_HW_UPDATE(IPC_UART) && 
 	       UART_IRQ_IS_PENDING(IPC_UART)) {
-		if (UART_IRQ_ERR_DETECTED(IPC_UART)) {
+		if (UART_IRQ_ERR_DETECTED(IPC_UART))
+        {
 			uint8_t c;
 			if (UART_BREAK_CHECK(IPC_UART)) {
 				panic(-1);
 			}
 			UART_POLL_IN(IPC_UART, &c);
-		} else if (UART_IRQ_RX_READY(IPC_UART)) {
+		}
+        if (UART_IRQ_RX_READY(IPC_UART)) {
 			int rx_cnt;
 
 			while ((rx_cnt =
@@ -241,7 +243,8 @@ void ipc_uart_isr()
 					}
 				}
 			}
-		} else if (UART_IRQ_TX_READY(IPC_UART)) {
+		} 
+        if (UART_IRQ_TX_READY(IPC_UART)) {
 			int tx_len;
 
 			if (ipc.tx_state == STATUS_TX_DONE) {
@@ -325,9 +328,8 @@ void ipc_uart_isr()
 					 lsr);
 #endif
 			}
-		} else {
-			pr_warning(LOG_MODULE_IPC, "ipc_uart_isr: bad ISR");
 		}
+		
 	}
 }
 

system/libarc32_arduino101/framework/src/os/os.c

@@ -34,6 +34,7 @@
 /*************************    MEMORY   *************************/
 
 #ifdef TRACK_ALLOCS
+#include "infra/log.h"
 int alloc_count = 0;
 #endif
 
@@ -45,6 +46,7 @@ void * cfw_alloc(int size, OS_ERR_TYPE * err) {
         (*(int*) ptr) = size;
 #ifdef TRACK_ALLOCS
         alloc_count++;
+        pr_info(0, "alloc_count - %d", alloc_count);
 #endif
         interrupt_unlock(flags);
         return ptr;
@@ -56,6 +58,7 @@ void cfw_free(void * ptr, OS_ERR_TYPE * err) {
     int flags = interrupt_lock();
 #ifdef TRACK_ALLOCS
     alloc_count--;
+    pr_info(0, "alloc_countf - %d", alloc_count);
 #endif
     free(ptr);
     interrupt_unlock(flags);