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-rw-r--r--src/jtag/core.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/src/jtag/core.c b/src/jtag/core.c
index d7e1ccec..68c12570 100644
--- a/src/jtag/core.c
+++ b/src/jtag/core.c
@@ -871,9 +871,16 @@ static int jtag_reset_callback(enum jtag_event event, void *priv)
return ERROR_OK;
}
+/* sleep at least us microseconds. When we sleep more than 1000ms we
+ * do an alive sleep, i.e. keep GDB alive. Note that we could starve
+ * GDB if we slept for <1000ms many times.
+ */
void jtag_sleep(uint32_t us)
{
- alive_sleep(us/1000);
+ if (us < 1000)
+ usleep(us);
+ else
+ alive_sleep((us+999)/1000);
}
/* Maximum number of enabled JTAG devices we expect in the scan chain,