X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=common%2Fconsole.c;h=0b0dd76256c7c865668add13a2ae89eb1530cb3f;hb=a7e3dacbcb418a80bd8f28a0b463e924b7085cd3;hp=2ba33dc5740240092e04883c5393f6b731ad51ad;hpb=de76610545f4350f8e3eac7c0c4ff6349106a9bf;p=oweals%2Fu-boot.git

diff --git a/common/console.c b/common/console.c
index 2ba33dc574..0b0dd76256 100644
--- a/common/console.c
+++ b/common/console.c
@@ -196,20 +196,21 @@ static int console_tstc(int file)
 {
 	int i, ret;
 	struct stdio_dev *dev;
+	int prev;
 
-	disable_ctrlc(1);
+	prev = disable_ctrlc(1);
 	for (i = 0; i < cd_count[file]; i++) {
 		dev = console_devices[file][i];
 		if (dev->tstc != NULL) {
 			ret = dev->tstc(dev);
 			if (ret > 0) {
 				tstcdev = dev;
-				disable_ctrlc(0);
+				disable_ctrlc(prev);
 				return ret;
 			}
 		}
 	}
-	disable_ctrlc(0);
+	disable_ctrlc(prev);
 
 	return 0;
 }
@@ -310,12 +311,12 @@ int serial_printf(const char *fmt, ...)
 int fgetc(int file)
 {
 	if (file < MAX_FILES) {
-#if CONFIG_IS_ENABLED(CONSOLE_MUX)
 		/*
 		 * Effectively poll for input wherever it may be available.
 		 */
 		for (;;) {
 			WATCHDOG_RESET();
+#if CONFIG_IS_ENABLED(CONSOLE_MUX)
 			/*
 			 * Upper layer may have already called tstc() so
 			 * check for that first.
@@ -323,6 +324,10 @@ int fgetc(int file)
 			if (tstcdev != NULL)
 				return console_getc(file);
 			console_tstc(file);
+#else
+			if (console_tstc(file))
+				return console_getc(file);
+#endif
 #ifdef CONFIG_WATCHDOG
 			/*
 			 * If the watchdog must be rate-limited then it should
@@ -331,9 +336,6 @@ int fgetc(int file)
 			 udelay(1);
 #endif
 		}
-#else
-		return console_getc(file);
-#endif
 	}
 
 	return -1;
@@ -533,6 +535,13 @@ void putc(const char c)
 
 void puts(const char *s)
 {
+#ifdef CONFIG_SANDBOX
+	/* sandbox can send characters to stdout before it has a console */
+	if (!gd || !(gd->flags & GD_FLG_SERIAL_READY)) {
+		os_puts(s);
+		return;
+	}
+#endif
 #ifdef CONFIG_DEBUG_UART
 	if (!gd || !(gd->flags & GD_FLG_SERIAL_READY)) {
 		while (*s) {
@@ -603,7 +612,6 @@ static int ctrlc_disabled = 0;	/* see disable_ctrl() */
 static int ctrlc_was_pressed = 0;
 int ctrlc(void)
 {
-#ifndef CONFIG_SANDBOX
 	if (!ctrlc_disabled && gd->have_console) {
 		if (tstc()) {
 			switch (getc()) {
@@ -615,7 +623,6 @@ int ctrlc(void)
 			}
 		}
 	}
-#endif
 
 	return 0;
 }