@@ -28,6 +28,7 @@
#include "pc.h"
#include "qemu-timer.h"
#include "sysemu.h"
+#include "exec-memory.h"
//#define DEBUG_SERIAL
@@ -367,7 +368,8 @@ static void serial_xmit(void *opaque)
}
-static void serial_ioport_write(void *opaque, uint32_t addr, uint32_t val)
+static void serial_ioport_write(void *opaque, target_phys_addr_t addr,
+ uint64_t val, unsigned size)
{
SerialState *s = opaque;
@@ -513,7 +515,8 @@ static void serial_ioport_write(void *opaque, uint32_t addr, uint32_t val)
}
}
-static uint32_t serial_ioport_read(void *opaque, uint32_t addr)
+static uint64_t serial_ioport_read(void *opaque, target_phys_addr_t addr,
+ unsigned size)
{
SerialState *s = opaque;
uint32_t ret;
@@ -682,7 +685,7 @@ static int serial_post_load(void *opaque, int version_id)
s->fcr_vmstate = 0;
}
/* Initialize fcr via setter to perform essential side-effects */
- serial_ioport_write(s, 0x02, s->fcr_vmstate);
+ serial_ioport_write(s, 0x02, s->fcr_vmstate, 1);
serial_update_parameters(s);
return 0;
}
@@ -764,13 +767,14 @@ void serial_set_frequency(SerialState *s, uint32_t frequency)
static const int isa_serial_io[MAX_SERIAL_PORTS] = { 0x3f8, 0x2f8, 0x3e8, 0x2e8 };
static const int isa_serial_irq[MAX_SERIAL_PORTS] = { 4, 3, 4, 3 };
-static const MemoryRegionPortio serial_portio[] = {
- { 0, 8, 1, .read = serial_ioport_read, .write = serial_ioport_write },
- PORTIO_END_OF_LIST()
-};
-
static const MemoryRegionOps serial_io_ops = {
- .old_portio = serial_portio
+ .read = serial_ioport_read,
+ .write = serial_ioport_write,
+ .impl = {
+ .min_access_size = 1,
+ .max_access_size = 1,
+ },
+ .endianness = DEVICE_LITTLE_ENDIAN,
};
static int serial_isa_initfn(ISADevice *dev)
@@ -823,8 +827,9 @@ SerialState *serial_init(int base, qemu_irq irq, int baudbase,
vmstate_register(NULL, base, &vmstate_serial, s);
- register_ioport_write(base, 8, 1, serial_ioport_write, s);
- register_ioport_read(base, 8, 1, serial_ioport_read, s);
+ memory_region_init_io(&s->io, &serial_io_ops, s, "serial", 8);
+ memory_region_add_subregion(get_system_io(), base, &s->io);
+
return s;
}
@@ -833,7 +838,7 @@ static uint64_t serial_mm_read(void *opaque, target_phys_addr_t addr,
unsigned size)
{
SerialState *s = opaque;
- return serial_ioport_read(s, addr >> s->it_shift);
+ return serial_ioport_read(s, addr >> s->it_shift, 1);
}
static void serial_mm_write(void *opaque, target_phys_addr_t addr,
@@ -841,7 +846,7 @@ static void serial_mm_write(void *opaque, target_phys_addr_t addr,
{
SerialState *s = opaque;
value &= ~0u >> (32 - (size * 8));
- serial_ioport_write(s, addr >> s->it_shift, value);
+ serial_ioport_write(s, addr >> s->it_shift, value, 1);
}
static const MemoryRegionOps serial_mm_ops[3] = {
Signed-off-by: Alexander Graf <agraf@suse.de> --- hw/serial.c | 31 ++++++++++++++++++------------- 1 files changed, 18 insertions(+), 13 deletions(-)