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Diffstat (limited to 'hw/char/serial.c')
-rw-r--r--hw/char/serial.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/hw/char/serial.c b/hw/char/serial.c
index 39e07db088..6d815b5c69 100644
--- a/hw/char/serial.c
+++ b/hw/char/serial.c
@@ -26,6 +26,7 @@
#include "qemu/osdep.h"
#include "hw/char/serial.h"
#include "sysemu/char.h"
+#include "qapi/error.h"
#include "qemu/timer.h"
#include "exec/address-spaces.h"
#include "qemu/error-report.h"
@@ -178,7 +179,7 @@ static void serial_update_parameters(SerialState *s)
ssp.parity = parity;
ssp.data_bits = data_bits;
ssp.stop_bits = stop_bits;
- s->char_transmit_time = (get_ticks_per_sec() / speed) * frame_size;
+ s->char_transmit_time = (NANOSECONDS_PER_SECOND / speed) * frame_size;
qemu_chr_fe_ioctl(s->chr, CHR_IOCTL_SERIAL_SET_PARAMS, &ssp);
DPRINTF("speed=%d parity=%c data=%d stop=%d\n",
@@ -216,8 +217,10 @@ static void serial_update_msl(SerialState *s)
/* The real 16550A apparently has a 250ns response latency to line status changes.
We'll be lazy and poll only every 10ms, and only poll it at all if MSI interrupts are turned on */
- if (s->poll_msl)
- timer_mod(s->modem_status_poll, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + get_ticks_per_sec() / 100);
+ if (s->poll_msl) {
+ timer_mod(s->modem_status_poll, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) +
+ NANOSECONDS_PER_SECOND / 100);
+ }
}
static gboolean serial_xmit(GIOChannel *chan, GIOCondition cond, void *opaque)
@@ -823,7 +826,7 @@ static void serial_reset(void *opaque)
s->mcr = UART_MCR_OUT2;
s->scr = 0;
s->tsr_retry = 0;
- s->char_transmit_time = (get_ticks_per_sec() / 9600) * 10;
+ s->char_transmit_time = (NANOSECONDS_PER_SECOND / 9600) * 10;
s->poll_msl = 0;
s->timeout_ipending = 0;