hw/char/sh_serial: Split off sh_serial_reset() from sh_serial_init()

Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <ffb46f2814794c8dfc2c5a0cf83086a7bd754e10.1635541329.git.balaton@eik.bme.hu>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>

diff --git a/hw/char/sh_serial.c b/hw/char/sh_serial.c
index 5ee93dc..80a548d 100644 (file)
--- a/hw/char/sh_serial.c
+++ b/hw/char/sh_serial.c
@@ -381,18 +381,8 @@ static const MemoryRegionOps sh_serial_ops = {
     .endianness = DEVICE_NATIVE_ENDIAN,
 };
 
-void sh_serial_init(MemoryRegion *sysmem,
-                    hwaddr base, int feat,
-                    uint32_t freq, Chardev *chr,
-                    qemu_irq eri_source,
-                    qemu_irq rxi_source,
-                    qemu_irq txi_source,
-                    qemu_irq tei_source,
-                    qemu_irq bri_source)
+static void sh_serial_reset(SHSerialState *s)
 {
-    SHSerialState *s = g_malloc0(sizeof(*s));
-
-    s->feat = feat;
     s->flags = SH_SERIAL_FLAG_TEND | SH_SERIAL_FLAG_TDE;
     s->rtrg = 1;
 
@@ -401,13 +391,28 @@ void sh_serial_init(MemoryRegion *sysmem,
     s->scr = 1 << 5; /* pretend that TX is enabled so early printk works */
     s->sptr = 0;
 
-    if (feat & SH_SERIAL_FEAT_SCIF) {
+    if (s->feat & SH_SERIAL_FEAT_SCIF) {
         s->fcr = 0;
     } else {
         s->dr = 0xff;
     }
 
     sh_serial_clear_fifo(s);
+}
+
+void sh_serial_init(MemoryRegion *sysmem,
+                    hwaddr base, int feat,
+                    uint32_t freq, Chardev *chr,
+                    qemu_irq eri_source,
+                    qemu_irq rxi_source,
+                    qemu_irq txi_source,
+                    qemu_irq tei_source,
+                    qemu_irq bri_source)
+{
+    SHSerialState *s = g_malloc0(sizeof(*s));
+
+    s->feat = feat;
+    sh_serial_reset(s);
 
     memory_region_init_io(&s->iomem, NULL, &sh_serial_ops, s,
                           "serial", 0x100000000ULL);