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qemu
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serial load/save VM support (Vincent Pelletier) 

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1602 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2005-11-06 15:48:04 +00:00
parent c0fe3827ea
commit 8738a8d079
1 changed files with 37 additions and 0 deletions
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37
hw/serial.c
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@ -258,6 +258,41 @@ static void serial_event(void *opaque, int event)
serial_receive_break(s);
}
static void serial_save(QEMUFile *f, void *opaque)
{
SerialState *s = opaque;
qemu_put_8s(f,&s->divider);
qemu_put_8s(f,&s->rbr);
qemu_put_8s(f,&s->ier);
qemu_put_8s(f,&s->iir);
qemu_put_8s(f,&s->lcr);
qemu_put_8s(f,&s->mcr);
qemu_put_8s(f,&s->lsr);
qemu_put_8s(f,&s->msr);
qemu_put_8s(f,&s->scr);
}
static int serial_load(QEMUFile *f, void *opaque, int version_id)
{
SerialState *s = opaque;
if(version_id != 1)
return -EINVAL;
qemu_get_8s(f,&s->divider);
qemu_get_8s(f,&s->rbr);
qemu_get_8s(f,&s->ier);
qemu_get_8s(f,&s->iir);
qemu_get_8s(f,&s->lcr);
qemu_get_8s(f,&s->mcr);
qemu_get_8s(f,&s->lsr);
qemu_get_8s(f,&s->msr);
qemu_get_8s(f,&s->scr);
return 0;
}
/* If fd is zero, it means that the serial device uses the console */
SerialState *serial_init(int base, int irq, CharDriverState *chr)
{
@ -270,6 +305,8 @@ SerialState *serial_init(int base, int irq, CharDriverState *chr)
s->lsr = UART_LSR_TEMT | UART_LSR_THRE;
s->iir = UART_IIR_NO_INT;
register_savevm("serial", base, 1, serial_save, serial_load, s);
register_ioport_write(base, 8, 1, serial_ioport_write, s);
register_ioport_read(base, 8, 1, serial_ioport_read, s);
s->chr = chr;