*/
#include "qemu/osdep.h"
+#include "qemu/bitops.h"
#include "hw/char/serial.h"
#include "hw/irq.h"
#include "migration/vmstate.h"
default:
case 0:
if (s->lcr & UART_LCR_DLAB) {
- if (size == 1) {
- s->divider = (s->divider & 0xff00) | val;
- } else {
- s->divider = val;
- }
+ s->divider = deposit32(s->divider, 8 * addr, 8, val);
serial_update_parameters(s);
} else {
s->thr = (uint8_t) val;
break;
case 1:
if (s->lcr & UART_LCR_DLAB) {
- s->divider = (s->divider & 0x00ff) | (val << 8);
+ s->divider = deposit32(s->divider, 8 * addr, 8, val);
serial_update_parameters(s);
} else {
uint8_t changed = (s->ier ^ val) & 0x0f;
default:
case 0:
if (s->lcr & UART_LCR_DLAB) {
- ret = s->divider & 0xff;
+ ret = extract16(s->divider, 8 * addr, 8);
} else {
if(s->fcr & UART_FCR_FE) {
ret = fifo8_is_empty(&s->recv_fifo) ?
break;
case 1:
if (s->lcr & UART_LCR_DLAB) {
- ret = (s->divider >> 8) & 0xff;
+ ret = extract16(s->divider, 8 * addr, 8);
} else {
ret = s->ier;
}