unix: Make mp_hal_delay_ms run MICROPY_EVENT_POLL_HOOK.

Signed-off-by: Jim Mussared <jim.mussared@gmail.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/ports/windows/windows_mphal.c b/ports/windows/windows_mphal.c
index b442b5914..49daa0542 100644
--- a/ports/windows/windows_mphal.c
+++ b/ports/windows/windows_mphal.c
@@ -261,3 +261,9 @@ uint64_t mp_hal_time_ns(void) {
     gettimeofday(&tv, NULL);
     return (uint64_t)tv.tv_sec * 1000000000ULL + (uint64_t)tv.tv_usec * 1000ULL;
 }
+
+// TODO: POSIX et al. define usleep() as guaranteedly capable only of 1s sleep:
+// "The useconds argument shall be less than one million."
+void mp_hal_delay_ms(mp_uint_t ms) {
+    usleep((ms) * 1000);
+}