#include "sysbus.h"
#include "sysemu.h"
#include "qemu-timer.h"
+#include "ptimer.h"
#define D(x)
struct etrax_timer {
SysBusDevice busdev;
+ MemoryRegion mmio;
qemu_irq irq;
qemu_irq nmi;
uint32_t r_masked_intr;
};
-static uint32_t timer_readl (void *opaque, target_phys_addr_t addr)
+static uint64_t
+timer_read(void *opaque, target_phys_addr_t addr, unsigned int size)
{
struct etrax_timer *t = opaque;
uint32_t r = 0;
}
static void
-timer_writel (void *opaque, target_phys_addr_t addr, uint32_t value)
+timer_write(void *opaque, target_phys_addr_t addr,
+ uint64_t val64, unsigned int size)
{
struct etrax_timer *t = opaque;
+ uint32_t value = val64;
switch (addr)
{
}
}
-static CPUReadMemoryFunc * const timer_read[] = {
- NULL, NULL,
- &timer_readl,
-};
-
-static CPUWriteMemoryFunc * const timer_write[] = {
- NULL, NULL,
- &timer_writel,
+static const MemoryRegionOps timer_ops = {
+ .read = timer_read,
+ .write = timer_write,
+ .endianness = DEVICE_LITTLE_ENDIAN,
+ .valid = {
+ .min_access_size = 4,
+ .max_access_size = 4
+ }
};
static void etraxfs_timer_reset(void *opaque)
static int etraxfs_timer_init(SysBusDevice *dev)
{
struct etrax_timer *t = FROM_SYSBUS(typeof (*t), dev);
- int timer_regs;
t->bh_t0 = qemu_bh_new(timer0_hit, t);
t->bh_t1 = qemu_bh_new(timer1_hit, t);
sysbus_init_irq(dev, &t->irq);
sysbus_init_irq(dev, &t->nmi);
- timer_regs = cpu_register_io_memory(timer_read, timer_write, t,
- DEVICE_NATIVE_ENDIAN);
- sysbus_init_mmio(dev, 0x5c, timer_regs);
-
+ memory_region_init_io(&t->mmio, &timer_ops, t, "etraxfs-timer", 0x5c);
+ sysbus_init_mmio(dev, &t->mmio);
qemu_register_reset(etraxfs_timer_reset, t);
return 0;
}
-static void etraxfs_timer_register(void)
+static void etraxfs_timer_class_init(ObjectClass *klass, void *data)
+{
+ SysBusDeviceClass *sdc = SYS_BUS_DEVICE_CLASS(klass);
+
+ sdc->init = etraxfs_timer_init;
+}
+
+static TypeInfo etraxfs_timer_info = {
+ .name = "etraxfs,timer",
+ .parent = TYPE_SYS_BUS_DEVICE,
+ .instance_size = sizeof (struct etrax_timer),
+ .class_init = etraxfs_timer_class_init,
+};
+
+static void etraxfs_timer_register_types(void)
{
- sysbus_register_dev("etraxfs,timer", sizeof (struct etrax_timer),
- etraxfs_timer_init);
+ type_register_static(&etraxfs_timer_info);
}
-device_init(etraxfs_timer_register)
+type_init(etraxfs_timer_register_types)