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

#
# old_revision [1dfe3b7eee76f3c8aea3b33932857682ee17701c]
# new_revision [253c65100e2208e0b8c93178896f5aab89e4ec0b]
#
# patch "uart.c"
#  from [07a014210246046a28c0b690de8dd6dd8af95e2d]
#    to [601012b857324c934c9bc318a55df1029187a16b]
#
============================================================
--- uart.c	07a014210246046a28c0b690de8dd6dd8af95e2d
+++ uart.c	601012b857324c934c9bc318a55df1029187a16b
@@ -4,8 +4,6 @@
 
 #define UARTBASE 0xE000C000
 
-#define FP0XVAL (*((volatile unsigned int *) 0x3FFFC014))
-
 #define RBR 0x00
 #define THR 0x00
 #define DLL 0x00
@@ -172,14 +170,11 @@ void puthex(unsigned int n) {
 	putstr(s+i);
 }
 
-char getch(void) {
-	char c;
+bool getch(char *c) {
+	if (uart_rxread == uart_rxwrite)
+		return FALSE;
 
-	while (uart_rxread == uart_rxwrite) {
-		FP0XVAL ^= 0x04000000;
-	}
-
-	c = uart_rxbuf[uart_rxread];
+	*c = uart_rxbuf[uart_rxread];
 	uart_rxread = (uart_rxread + 1) % UART_RXBUFSIZE;
-	return c;
+	return TRUE;
 }