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Diffstat (limited to 'qemu/hw/dma/i82374.c')
-rw-r--r--qemu/hw/dma/i82374.c62
1 files changed, 20 insertions, 42 deletions
diff --git a/qemu/hw/dma/i82374.c b/qemu/hw/dma/i82374.c
index b8ad2e64e..6c0f975df 100644
--- a/qemu/hw/dma/i82374.c
+++ b/qemu/hw/dma/i82374.c
@@ -22,8 +22,12 @@
* THE SOFTWARE.
*/
+#include "qemu/osdep.h"
#include "hw/isa/isa.h"
+#define TYPE_I82374 "i82374"
+#define I82374(obj) OBJECT_CHECK(I82374State, (obj), TYPE_I82374)
+
//#define DEBUG_I82374
#ifdef DEBUG_I82374
@@ -37,8 +41,10 @@ do {} while (0)
do { fprintf(stderr, "i82374 ERROR: " fmt , ## __VA_ARGS__); } while (0)
typedef struct I82374State {
+ ISADevice parent_obj;
+
+ uint32_t iobase;
uint8_t commands[8];
- qemu_irq out;
PortioList port_list;
} I82374State;
@@ -99,32 +105,6 @@ static uint32_t i82374_read_descriptor(void *opaque, uint32_t nport)
return val;
}
-static void i82374_realize(I82374State *s, Error **errp)
-{
- DMA_init(1, &s->out);
- memset(s->commands, 0, sizeof(s->commands));
-}
-
-#define TYPE_I82374 "i82374"
-#define I82374(obj) OBJECT_CHECK(ISAi82374State, (obj), TYPE_I82374)
-
-typedef struct ISAi82374State {
- ISADevice parent_obj;
-
- uint32_t iobase;
- I82374State state;
-} ISAi82374State;
-
-static const VMStateDescription vmstate_isa_i82374 = {
- .name = "isa-i82374",
- .version_id = 0,
- .minimum_version_id = 0,
- .fields = (VMStateField[]) {
- VMSTATE_STRUCT(state, ISAi82374State, 0, vmstate_i82374, I82374State),
- VMSTATE_END_OF_LIST()
- },
-};
-
static const MemoryRegionPortio i82374_portio_list[] = {
{ 0x0A, 1, 1, .read = i82374_read_isr, },
{ 0x10, 8, 1, .write = i82374_write_command, },
@@ -134,23 +114,21 @@ static const MemoryRegionPortio i82374_portio_list[] = {
PORTIO_END_OF_LIST(),
};
-static void i82374_isa_realize(DeviceState *dev, Error **errp)
+static void i82374_realize(DeviceState *dev, Error **errp)
{
- ISAi82374State *isa = I82374(dev);
- I82374State *s = &isa->state;
+ I82374State *s = I82374(dev);
- portio_list_init(&s->port_list, OBJECT(isa), i82374_portio_list, s,
+ portio_list_init(&s->port_list, OBJECT(s), i82374_portio_list, s,
"i82374");
- portio_list_add(&s->port_list, isa_address_space_io(&isa->parent_obj),
- isa->iobase);
-
- i82374_realize(s, errp);
+ portio_list_add(&s->port_list, isa_address_space_io(&s->parent_obj),
+ s->iobase);
- qdev_init_gpio_out(dev, &s->out, 1);
+ DMA_init(isa_bus_from_device(ISA_DEVICE(dev)), 1);
+ memset(s->commands, 0, sizeof(s->commands));
}
static Property i82374_properties[] = {
- DEFINE_PROP_UINT32("iobase", ISAi82374State, iobase, 0x400),
+ DEFINE_PROP_UINT32("iobase", I82374State, iobase, 0x400),
DEFINE_PROP_END_OF_LIST()
};
@@ -158,21 +136,21 @@ static void i82374_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
- dc->realize = i82374_isa_realize;
- dc->vmsd = &vmstate_isa_i82374;
+ dc->realize = i82374_realize;
+ dc->vmsd = &vmstate_i82374;
dc->props = i82374_properties;
}
-static const TypeInfo i82374_isa_info = {
+static const TypeInfo i82374_info = {
.name = TYPE_I82374,
.parent = TYPE_ISA_DEVICE,
- .instance_size = sizeof(ISAi82374State),
+ .instance_size = sizeof(I82374State),
.class_init = i82374_class_init,
};
static void i82374_register_types(void)
{
- type_register_static(&i82374_isa_info);
+ type_register_static(&i82374_info);
}
type_init(i82374_register_types)