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

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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>
This commit is contained in:
BALATON Zoltan 2021-10-29 23:02:09 +02:00 committed by Philippe Mathieu-Daudé
parent 5b344b02e1
commit 017f77bbf7
1 changed files with 20 additions and 15 deletions
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35
hw/char/sh_serial.c
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@ -381,6 +381,25 @@ static const MemoryRegionOps sh_serial_ops = {
.endianness = DEVICE_NATIVE_ENDIAN,
};
static void sh_serial_reset(SHSerialState *s)
{
s->flags = SH_SERIAL_FLAG_TEND | SH_SERIAL_FLAG_TDE;
s->rtrg = 1;
s->smr = 0;
s->brr = 0xff;
s->scr = 1 << 5; /* pretend that TX is enabled so early printk works */
s->sptr = 0;
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,
@ -393,21 +412,7 @@ void sh_serial_init(MemoryRegion *sysmem,
SHSerialState *s = g_malloc0(sizeof(*s));
s->feat = feat;
s->flags = SH_SERIAL_FLAG_TEND | SH_SERIAL_FLAG_TDE;
s->rtrg = 1;
s->smr = 0;
s->brr = 0xff;
s->scr = 1 << 5; /* pretend that TX is enabled so early printk works */
s->sptr = 0;
if (feat & SH_SERIAL_FEAT_SCIF) {
s->fcr = 0;
} else {
s->dr = 0xff;
}
sh_serial_clear_fifo(s);
sh_serial_reset(s);
memory_region_init_io(&s->iomem, NULL, &sh_serial_ops, s,
"serial", 0x100000000ULL);