9os

commit 563e1d61afab3d8c845fd1b151148458c07c118e
parent 4ce9769862d0352900a9a0ec3e4e0b1611f512c7
Author: Ambroise Vincent <ambroise.vincent@arm.com>
Date:   Fri, 10 May 2019 16:14:06 +0100

[rom] Initialize console in hosted

Change-Id: I28242736ae539387b264820d193c5a8bba473d85
Signed-off-by: Ambroise Vincent <ambroise.vincent@arm.com>

Diffstat:
M
target/hosted/rom.c
 | 
21
+++++++++++++++++++++

1 file changed, 21 insertions(+), 0 deletions(-)
diff --git a/target/hosted/rom.c b/target/hosted/rom.c
@@ -50,6 +50,10 @@ imach(void)
 static void
 namespace(void)
 {
+	int fd;
+	static char setin[] = "addin /dev/uart0/raw\n";
+	static char setout[] = "addout /dev/uart0/raw\n";
+
 	/* Standard input set to 0 */
 	kin = open("#c/raw", O_READ);
 	if (kin != 0) {
@@ -80,6 +84,23 @@ namespace(void)
 		goto error;
 	}
 
+	if ((fd = open("/dev/cons/ctl", O_WRITE)) < 0) {
+		kerror("open:/dev/cons/ctl write");
+		goto error;
+	}
+	if (write(fd, setin, sizeof(setin)) < 0) {
+		kerror("write:setin");
+		goto error;
+	}
+	if (write(fd, setout, sizeof(setout)) < 0) {
+		kerror("write:setout");
+		goto error;
+	}
+	if (close(fd) < 0) {
+		kerror("close:/dev/cons/ctl");
+		goto error;
+	}
+
 	return;
 
 error: