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milkymist-softusb: convert to memory API

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Reviewed-by: Richard Henderson  <rth@twiddle.net>
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Avi Kivity 2011-08-08 21:40:35 +03:00
parent 906d23eb0d
commit fcb9fc24c4
1 changed files with 24 additions and 24 deletions
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48
hw/milkymist-softusb.c
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@ -49,6 +49,9 @@ struct MilkymistSoftUsbState {
HIDState hid_kbd;
HIDState hid_mouse;
MemoryRegion regs_region;
MemoryRegion pmem;
MemoryRegion dmem;
qemu_irq irq;
/* device properties */
@ -68,7 +71,8 @@ struct MilkymistSoftUsbState {
};
typedef struct MilkymistSoftUsbState MilkymistSoftUsbState;
static uint32_t softusb_read(void *opaque, target_phys_addr_t addr)
static uint64_t softusb_read(void *opaque, target_phys_addr_t addr,
unsigned size)
{
MilkymistSoftUsbState *s = opaque;
uint32_t r = 0;
@ -91,7 +95,8 @@ static uint32_t softusb_read(void *opaque, target_phys_addr_t addr)
}
static void
softusb_write(void *opaque, target_phys_addr_t addr, uint32_t value)
softusb_write(void *opaque, target_phys_addr_t addr, uint64_t value,
unsigned size)
{
MilkymistSoftUsbState *s = opaque;
@ -110,16 +115,14 @@ softusb_write(void *opaque, target_phys_addr_t addr, uint32_t value)
}
}
static CPUReadMemoryFunc * const softusb_read_fn[] = {
NULL,
NULL,
&softusb_read,
};
static CPUWriteMemoryFunc * const softusb_write_fn[] = {
NULL,
NULL,
&softusb_write,
static const MemoryRegionOps softusb_mmio_ops = {
.read = softusb_read,
.write = softusb_write,
.endianness = DEVICE_NATIVE_ENDIAN,
.valid = {
.min_access_size = 4,
.max_access_size = 4,
},
};
static inline void softusb_read_dmem(MilkymistSoftUsbState *s,
@ -256,23 +259,20 @@ static void milkymist_softusb_reset(DeviceState *d)
static int milkymist_softusb_init(SysBusDevice *dev)
{
MilkymistSoftUsbState *s = FROM_SYSBUS(typeof(*s), dev);
int softusb_regs;
ram_addr_t pmem_ram;
ram_addr_t dmem_ram;
sysbus_init_irq(dev, &s->irq);
softusb_regs = cpu_register_io_memory(softusb_read_fn, softusb_write_fn, s,
DEVICE_NATIVE_ENDIAN);
sysbus_init_mmio(dev, R_MAX * 4, softusb_regs);
memory_region_init_io(&s->regs_region, &softusb_mmio_ops, s,
"milkymist-softusb", R_MAX * 4);
sysbus_init_mmio_region(dev, &s->regs_region);
/* register pmem and dmem */
pmem_ram = qemu_ram_alloc(NULL, "milkymist_softusb.pmem", s->pmem_size);
cpu_register_physical_memory(s->pmem_base, s->pmem_size,
pmem_ram | IO_MEM_RAM);
dmem_ram = qemu_ram_alloc(NULL, "milkymist_softusb.dmem", s->dmem_size);
cpu_register_physical_memory(s->dmem_base, s->dmem_size,
dmem_ram | IO_MEM_RAM);
memory_region_init_ram(&s->pmem, NULL, "milkymist_softusb.pmem",
s->pmem_size);
sysbus_add_memory(dev, s->pmem_base, &s->pmem);
memory_region_init_ram(&s->dmem, NULL, "milkymist_softusb.dmem",
s->dmem_size);
sysbus_add_memory(dev, s->dmem_base, &s->dmem);
hid_init(&s->hid_kbd, HID_KEYBOARD, softusb_kbd_hid_datain);
hid_init(&s->hid_mouse, HID_MOUSE, softusb_mouse_hid_datain);