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authorSimon Glass <sjg@chromium.org>2015-05-10 21:07:27 -0600
committerSimon Glass <sjg@chromium.org>2015-06-04 03:34:47 -0600
commit8939df092e24abdf39edb6fbca90fe9c2b44c3b1 (patch)
treedc10fddd793983f313578d05fae3c6064c00319f /arch/sandbox
parentd8abb46b37fadff0349adb376df6d3ecd09ee7d1 (diff)
sandbox: Tidy up terminal restore
For some reason 'u-boot -D' does not restore the terminal correctly when the 'reset' command is used. Call the terminal restore function explicitly in this case. Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Joe Hershberger <joe.hershberger@ni.com>
Diffstat (limited to 'arch/sandbox')
-rw-r--r--arch/sandbox/cpu/cpu.c2
-rw-r--r--arch/sandbox/cpu/os.c8
2 files changed, 7 insertions, 3 deletions
diff --git a/arch/sandbox/cpu/cpu.c b/arch/sandbox/cpu/cpu.c
index b6aae3718a..02c4cd366d 100644
--- a/arch/sandbox/cpu/cpu.c
+++ b/arch/sandbox/cpu/cpu.c
@@ -22,6 +22,8 @@ unsigned long map_len;
void reset_cpu(ulong ignored)
{
+ /* Do this here while it still has an effect */
+ os_fd_restore();
if (state_uninit())
os_exit(2);
diff --git a/arch/sandbox/cpu/os.c b/arch/sandbox/cpu/os.c
index e6dd17e9ef..8a4d719835 100644
--- a/arch/sandbox/cpu/os.c
+++ b/arch/sandbox/cpu/os.c
@@ -107,10 +107,12 @@ void os_exit(int exit_code)
static struct termios orig_term;
static bool term_setup;
-static void os_fd_restore(void)
+void os_fd_restore(void)
{
- if (term_setup)
+ if (term_setup) {
tcsetattr(0, TCSANOW, &orig_term);
+ term_setup = false;
+ }
}
/* Put tty into raw mode so <tab> and <ctrl+c> work */
@@ -120,7 +122,6 @@ void os_tty_raw(int fd, bool allow_sigs)
if (term_setup)
return;
- term_setup = true;
/* If not a tty, don't complain */
if (tcgetattr(fd, &orig_term))
@@ -134,6 +135,7 @@ void os_tty_raw(int fd, bool allow_sigs)
if (tcsetattr(fd, TCSANOW, &term))
return;
+ term_setup = true;
atexit(os_fd_restore);
}