diff options
| author | gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4> | 2012-05-11 16:41:55 +0000 |
|---|---|---|
| committer | gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4> | 2012-05-11 16:41:55 +0000 |
| commit | de193fdcff777b88d0fcf2733863993ad033b13f (patch) | |
| tree | a0c5960bb41e49c478c837106fea44a477e238d7 /os/hal/src | |
| parent | 1ae88ebc04851174eae446506f09463b5656ebdd (diff) | |
| download | ChibiOS-de193fdcff777b88d0fcf2733863993ad033b13f.tar.gz ChibiOS-de193fdcff777b88d0fcf2733863993ad033b13f.tar.bz2 ChibiOS-de193fdcff777b88d0fcf2733863993ad033b13f.zip | |
git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@4185 35acf78f-673a-0410-8e92-d51de3d6d3f4
Diffstat (limited to 'os/hal/src')
| -rw-r--r-- | os/hal/src/serial.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/os/hal/src/serial.c b/os/hal/src/serial.c index aaeb5e6ee..3f06025c6 100644 --- a/os/hal/src/serial.c +++ b/os/hal/src/serial.c @@ -65,13 +65,21 @@ static size_t reads(void *ip, uint8_t *bp, size_t n) { }
static bool_t putwouldblock(void *ip) {
+ bool_t b;
- return chOQIsFullI(&((SerialDriver *)ip)->oqueue);
+ chSysLock();
+ b = chOQIsFullI(&((SerialDriver *)ip)->oqueue);
+ chSysUnlock();
+ return b;
}
static bool_t getwouldblock(void *ip) {
+ bool_t b;
- return chIQIsEmptyI(&((SerialDriver *)ip)->iqueue);
+ chSysLock();
+ b = chIQIsEmptyI(&((SerialDriver *)ip)->iqueue);
+ chSysUnlock();
+ return b;
}
static msg_t putt(void *ip, uint8_t b, systime_t timeout) {
|