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This diff has been restricted to the following files: 'uart.c'

#
# old_revision [253c65100e2208e0b8c93178896f5aab89e4ec0b]
# new_revision [23a3e9a50b4034343e3bd217d2c225dcaec064dd]
#
# patch "uart.c"
#  from [601012b857324c934c9bc318a55df1029187a16b]
#    to [37a2e0459886f7f9c4e4a5361e21d50902dbe3f7]
#
============================================================
--- uart.c	601012b857324c934c9bc318a55df1029187a16b
+++ uart.c	37a2e0459886f7f9c4e4a5361e21d50902dbe3f7
@@ -1,6 +1,7 @@
 #include "uart.h"
 #include "types.h"
 #include "interrupt.h"
+#include "event.h"
 
 #define UARTBASE 0xE000C000
 
@@ -112,6 +113,7 @@ void __attribute__((interrupt("IRQ"))) u
 			}
 		}
 		uart_rxwrite = local_rxwrite;
+		event_set(EVENT_UART_INPUT);
 		break;
 
 	case 0x2: /* THRE interrupt */
@@ -153,6 +155,31 @@ void putint(unsigned int n) {
 	putstr(s+i);
 }
 
+void putint_s(int n) {
+	char s[12];
+	int i;
+	int neg;
+
+	/* OK, technically, this might not work properly for the most
+	 * negative possible number. Oh well.
+	 */
+	neg = (n < 0);
+	if (neg)
+		n = -n;
+
+	i = 11;
+	s[i] = '\0';
+
+	do {
+		s[--i] = n % 10 + '0';
+	} while ((n /= 10) > 0);
+
+	if (neg)
+		s[--i] = '-';
+
+	putstr(s+i);
+}
+
 void puthex(unsigned int n) {
 	char s[9];
 	int i;