class syborg_timer(qemu.devclass):
REG_ID = 0
REG_LATCH = 1
REG_DATA_LOW = 2
REG_DATA_HIGH = 3
def create(self):
self.data = 0
self.offset = qemu.start_time() * 1000000 - qemu.get_clock()
def read_reg(self, offset):
offset >>= 2
if offset == self.REG_ID:
return 0xc51d0004
elif offset == self.REG_DATA_LOW:
return self.data & 0xffffffff
elif offset == self.REG_DATA_HIGH:
return (self.data >> 32) & 0xffffffff
return 0
def write_reg(self, offset, value):
offset >>= 2
if offset == self.REG_LATCH:
now = qemu.get_clock()
if value >= 4:
self.offset = self.data - now
else:
self.data = now + self.offset
while value:
self.data /= 1000
value -= 1
elif offset == self.REG_DATA_LOW:
self.data = (self.data & ~0xffffffff) | value
elif offset == self.REG_DATA_HIGH:
self.data = (self.data & 0xffffffff) | (value << 32)
def save(self, f):
f.put_s64(self.offset)
f.put_u64(self.data)
def load(self, f):
self.offset = f.get_s64()
self.data = f.get_u64()
# Device class properties
regions = [qemu.ioregion(0x1000, readl=read_reg, writel=write_reg)]
irqs = 0
name = "syborg,rtc"
properties = {}
if( self.transaction_direction == self.NVMEM_TRANSACTION_READ ):
self.nvmemlib.nvmem_read( self.obj, self.nvmemory_sharedmemory_host_address, self.nvmemhandle, self.transaction_offset, self.transaction_size )
elif( self.transaction_direction == self.NVMEM_TRANSACTION_WRITE ):
self.nvmemlib.nvmem_write( self.obj, self.nvmemory_sharedmemory_host_address, self.nvmemhandle, self.transaction_offset, self.transaction_size )
else:
error_msg = "syborg_nvmemorydevice: Transaction direction not set!"
sys.exit( error_msg )
self.transaction_offset_set = 0
self.transaction_size_set = 0
self.transaction_direction_set = 0
elif offset == self.R_NVMEM_SHARED_MEMORY_BASE:
self.shared_memory_base = value
elif offset == self.R_NVMEM_SHARED_MEMORY_SIZE:
self.shared_memory_size = value
elif offset == self.R_NVMEM_ENABLE:
if( value > 0 ):
self.nvmemory_memregion = qemu.memregion( self.shared_memory_base, self.shared_memory_size )
self.nvmemory_sharedmemory_host_address = self.nvmemory_memregion.region_host_addr()
print"syborg_nvmemorydevice: host addr: 0x%08x" % (self.nvmemory_sharedmemory_host_address)
else:
reg_write_error = "syborg_nvmemorydevice: Illegal register write to: ", offset
sys.exit( reg_write_error )
# Device class properties
regions = [qemu.ioregion(0x1000, readl=read_reg, writel=write_reg)]
irqs = 1
name = "syborg,nvmemorydevice"
properties = {"drive_size":DEFAULT_DRIVE_SIZE, "sector_size":DEVICE_SECTOR_SIZE, "drive_image_name":DRIVE_NAME}
qemu.register_device(syborg_nvmemorydevice)
class syborg_usbtest(qemu.devclass):
REG_ID = 0
REG_INT_ENABLE = 1
REG_DATA_TYPE = 2
REG_DMA_ADDR = 3
REG_DMA_SIZE = 4
def loadIMG(self):
self.buf = open('test1.BMP', 'rb').read()
self.bufC = open('test.BMP', 'rb').read()
self.bmpsize = os.path.getsize('test1.BMP')
self.Csize = os.path.getsize('test.BMP')
def timertick(self):
if self.cha == 0:
compSize = self.bmpsize
buf = self.buf
self.cha = 1
else:
compSize = self.Csize
buf = self.bufC
self.cha = 0
if self.dma_size < compSize:
self.dma_size = 0
else:
for x in buf:
ch = ord(x)
if self.dma_size > 0:
self.dma_writeb(self.dma_addr, ch)
self.dma_addr += 1
self.dma_size -= 1
self.set_irq_level(0, self.int_enable)
def timer_on(self):
self.ptimer = qemu.ptimer(self.timertick, 1)
self.ptimer.run(0)
def timer_off(self):
self.ptimer.stop()
self.set_irq_level(0, self.int_enable)
def capturedata(self):
if self.dma_size < self.Csize:
self.dma_size = 0
else:
for x in self.bufC:
ch = ord(x)
if self.dma_size > 0:
self.dma_writeb(self.dma_addr, ch)
self.dma_addr += 1
self.dma_size -= 1
self.set_irq_level(0, self.int_enable)
def create(self):
self.int_enable = 1
self.dma_addr = 0
self.dma_size = 0
self.cha = 0
self.loadIMG()
def write_reg(self, offset, value):
offset >>= 2
if offset == self.REG_INT_ENABLE:
self.int_enable = value
if value == 1:
if self.data_type == 0:
self.timer_on()
elif self.data_type == 1:
self.capturedata()
else:
if self.data_type == 0:
self.timer_off()
elif self.data_type == 1:
self.set_irq_level(0, self.int_enable)
elif offset == self.REG_DATA_TYPE:
self.data_type = value
elif offset == self.REG_DMA_ADDR:
self.dma_addr = value
elif offset == self.REG_DMA_SIZE:
self.dma_size = value
def read_reg(self, offset):
offset >>= 2
if offset == self.REG_ID:
return 0xc600f000
elif offset == self.REG_INT_ENABLE:
return self.int_enable
elif offset == self.REG_DMA_ADDR:
return self.dma_addr
elif offset == self.REG_DMA_SIZE:
return self.dma_size
return 0
def save(self, f):
f.put_u32(self.int_enable)
f.put_u32(self.dma_addr)
f.put_u32(self.dma_size)
def load(self, f):
self.int_enable = f.get_u32()
self.dma_addr = f.get_u32()
self.dma_size = f.get_u32()
# Device class properties
regions = [qemu.ioregion(0x1000, readl=read_reg, writel=write_reg)]
irqs = 1
name = "syborg,usbtest"
properties = {"chardev": None}
class syborg_interrupt(qemu.devclass):
REG_ID = 0
REG_STATUS = 1
REG_CURRENT = 2
REG_DISABLE_ALL = 3
REG_DISABLE = 4
REG_ENABLE = 5
REG_TOTAL = 6
def update(self):
self.pending = self.level & self.enabled
self.set_irq_level(0, len(self.pending) > 0)
def set_input(self, n, level):
if level:
if n in self.level:
return
self.level.add(n)
else:
if n not in self.level:
return
self.level.discard(n)
self.update()
def create(self):
self.num_inputs = self.properties["num-interrupts"]
self.enabled = set()
self.level = set()
self.pending = set()
self.create_interrupts(self.set_input, self.num_inputs)
def read_reg(self, offset):
offset >>= 2
if offset == self.REG_ID:
return 0xc51d0000
elif offset == self.REG_STATUS:
return len(self.pending)
elif offset == self.REG_CURRENT:
for i in range(self.num_inputs):
if i in self.pending:
return i
return 0xffffffff
elif offset == self.REG_TOTAL:
return self.num_inputs
return 0
def write_reg(self, offset, value):
offset >>= 2
if offset == self.REG_DISABLE_ALL:
self.enabled = set()
elif offset == self.REG_DISABLE:
if (value < self.num_inputs):
self.enabled.discard(value)
elif offset == self.REG_ENABLE:
if (value < self.num_inputs):
self.enabled.add(value)
self.update()
def save(self, f):
f.put_u32(self.num_inputs)
for i in range(self.num_inputs):
val = 0
if i in self.enabled:
val |= 1
if i in self.level:
val |= 2
f.put_u32(val)
def load(self, f):
val = f.get_u32()
if val != self.num_inputs:
raise ValueError, "Incorrect number of IRQs"
self.level = set()
self.enabled = set()
for i in range(self.num_inputs):
val = f.get_u32()
if (val & 1) != 0:
self.enabled.add(i)
if (val & 2) != 0:
self.level.add(i)
self.update()
# Device class properties
regions = [qemu.ioregion(0x1000, readl=read_reg, writel=write_reg)]
irqs = 1
name = "syborg,interrupt"
properties = {"num-interrupts":64}
class syborg_pointer(qemu.devclass):
REG_ID = 0
REG_LATCH = 1
REG_FIFO_COUNT = 2
REG_X = 3
REG_Y = 4
REG_Z = 5
REG_BUTTONS = 6
REG_INT_ENABLE = 7
REG_FIFO_SIZE = 8
class fifo_entry:
def __init__(self, x, y, z, buttons):
self.x = x
self.y = y
self.z = z
self.buttons = buttons
def update_irq(self):
self.set_irq_level(0, (len(self.fifo) > 0) and self.int_enabled)
def event(self, x, y, z, buttons):
if len(self.fifo) < self.fifo_size:
self.fifo.append(self.fifo_entry(x, y, z, buttons))
self.update_irq()
def create(self):
self.absolute = self.properties["absolute"]
self.fifo_size = self.properties["fifo-size"]
self.fifo = []
self.current = self.fifo_entry(0, 0, 0, 0)
self.int_enabled = False
qemu.register_mouse(self.event, self.absolute, self.name)
def read_reg(self, offset):
offset >>= 2
if offset == self.REG_ID:
return 0xc51d0006 if self.absolute else 0xc51d0005
elif offset == self.REG_FIFO_COUNT:
return len(self.fifo)
elif offset == self.REG_X:
return self.current.x
elif offset == self.REG_Y:
return self.current.y
elif offset == self.REG_Z:
return self.current.z
elif offset == self.REG_BUTTONS:
return self.current.buttons
elif offset == self.REG_INT_ENABLE:
return self.int_enabled
elif offset == self.REG_FIFO_SIZE:
return self.fifo_size
return 0
def write_reg(self, offset, value):
offset >>= 2
if offset == self.REG_LATCH:
if len(self.fifo) == 0:
return
self.current = self.fifo.pop(0)
self.update_irq()
elif offset == self.REG_INT_ENABLE:
self.int_enabled = ((value & 1) != 0)
self.update_irq()
def save(self, f):
f.put_u32(self.fifo_size)
f.put_u32(self.int_enabled)
f.put_u32(len(self.fifo) + 1)
for d in [self.current] + self.fifo:
f.put_u32(d.x)
f.put_u32(d.y)
f.put_u32(d.z)
f.put_u32(d.buttons)
def load(self, f):
if self.fifo_size != f.get_u32():
raise ValueError, "fifo size mismatch"
self.int_enabled = f.get_u32()
n = f.get_u32()
self.fifo = []
while n > 0:
x = f.get_u32()
y = f.get_u32()
z = f.get_u32()
buttons = f.get_u32()
self.fifo.append(self.fifo_entry(x, y, z, buttons))
n -= 1
self.current = self.fifo.pop(0)
# Device class properties
regions = [qemu.ioregion(0x1000, readl=read_reg, writel=write_reg)]
irqs = 1
name = "syborg,pointer"
properties = {"fifo-size": 16, "absolute": 1}
if( self.transaction_direction == self.NVMEM_TRANSACTION_READ ):
self.nvmemlib.nvmem_read( self.obj, self.nvmemory_sharedmemory_host_address, self.nvmemhandle, self.transaction_offset, self.transaction_size )
elif( self.transaction_direction == self.NVMEM_TRANSACTION_WRITE ):
self.nvmemlib.nvmem_write( self.obj, self.nvmemory_sharedmemory_host_address, self.nvmemhandle, self.transaction_offset, self.transaction_size )
else:
error_msg = "syborg_nvmemorydevice: Transaction direction not set!"
sys.exit( error_msg )
self.transaction_offset_set = 0
self.transaction_size_set = 0
self.transaction_direction_set = 0
elif offset == self.R_NVMEM_SHARED_MEMORY_BASE:
self.shared_memory_base = value
elif offset == self.R_NVMEM_SHARED_MEMORY_SIZE:
self.shared_memory_size = value
elif offset == self.R_NVMEM_ENABLE:
if( value > 0 ):
self.nvmemory_memregion = qemu.memregion( self.shared_memory_base, self.shared_memory_size )
self.nvmemory_sharedmemory_host_address = self.nvmemory_memregion.region_host_addr()
print"syborg_nvmemorydevice: host addr: 0x%08x" % (self.nvmemory_sharedmemory_host_address)
else:
reg_write_error = "syborg_nvmemorydevice: Illegal register write to: ", offset
sys.exit( reg_write_error )
# Device class properties
regions = [qemu.ioregion(0x1000, readl=read_reg, writel=write_reg)]
irqs = 1
name = "syborg,nvmemorydevice"
properties = {"drive_size":DEFAULT_DRIVE_SIZE, "sector_size":DEVICE_SECTOR_SIZE, "drive_image_name":DRIVE_NAME}
qemu.register_device(syborg_nvmemorydevice)
class syborg_timer(qemu.devclass):
REG_ID = 0
REG_RUNNING = 1
REG_ONESHOT = 2
REG_LIMIT = 3
REG_VALUE = 4
REG_INT_ENABLE = 5
REG_INT_STATUS = 6
REG_FREQ = 7
def update(self):
self.set_irq_level(0, (self.int_status & self.int_enable) != 0)
def timer_tick(self):
self.int_status |= 1
if (self.oneshot):
self.running = False
self.update()
def create(self):
self.freq = self.properties["frequency"]
if self.freq == 0:
raise ValueError, "Zero/unset frequency"
self.timer = qemu.ptimer(self.timer_tick, self.freq)
self.running = False
self.oneshot = False
self.int_status = 0
self.int_enable = 0
self.limit = 0
def read_reg(self, offset):
offset >>= 2
if offset == self.REG_ID:
return 0xc51d0003
elif offset == self.REG_RUNNING:
return 1 if self.running else 0
elif offset == self.REG_ONESHOT:
return 1 if self.oneshot else 0
elif offset == self.REG_LIMIT:
return self.limit
elif offset == self.REG_VALUE:
return self.timer.count
elif offset == self.REG_INT_ENABLE:
return self.int_enable
elif offset == self.REG_INT_STATUS:
return self.int_status
elif offset == self.REG_FREQ:
return self.freq
return 0
def write_reg(self, offset, value):
offset >>= 2
if offset == self.REG_RUNNING:
if self.running != (value != 0):
self.running = (value != 0)
if self.running:
self.timer.run(self.oneshot)
else:
self.timer.stop()
elif offset == self.REG_ONESHOT:
if self.running:
self.timer.stop()
self.oneshot = (value != 0)
if self.running:
self.timer.run(self.oneshot)
elif offset == self.REG_LIMIT:
self.limit = value
self.timer.set_limit(value, True)
elif offset == self.REG_VALUE:
self.timer.count = value
elif offset == self.REG_INT_ENABLE:
self.int_enable = value & 1
self.update()
elif offset == self.REG_INT_STATUS:
self.int_status &= ~value
self.update()
def save(self, f):
f.put_u32(self.running)
f.put_u32(self.oneshot)
f.put_u32(self.limit)
f.put_u32(self.int_status)
f.put_u32(self.int_enable)
self.timer.put(f)
def load(self, f):
self.running = (f.get_u32() != 0)
self.oneshot = (f.get_u32() != 0)
self.limit = f.get_u32()
self.int_status = f.get_u32()
self.int_enable = f.get_u32()
self.timer.get(f)
# Device class properties
regions = [qemu.ioregion(0x1000, readl=read_reg, writel=write_reg)]
irqs = 1
name = "syborg,timer"
properties = {"frequency": 0}
class syborg_keyboard(qemu.devclass):
REG_ID = 0
REG_DATA = 1
REG_FIFO_COUNT = 2
REG_INT_ENABLE = 3
REG_FIFO_SIZE = 4
def update_irq(self):
self.set_irq_level(0, (len(self.fifo) > 0) and self.int_enabled)
def event(self, keycode):
if (keycode == 0xe0) and not self.extension_bit:
self.extension_bit = 0x80
return
val = (keycode & 0x7f) | self.extension_bit
if (keycode & 0x80) != 0:
val |= 0x80000000
self.extension_bit = 0
if len(self.fifo) < self.fifo_size:
self.fifo.append(val)
self.update_irq()
def create(self):
self.fifo_size = self.properties["fifo-size"]
self.fifo = []
self.int_enabled = False
self.extension_bit = 0
qemu.register_keyboard(self.event)
def read_reg(self, offset):
offset >>= 2
if offset == self.REG_ID:
return 0xc51d0002
elif offset == self.REG_DATA:
if len(self.fifo) == 0:
return 0xffffffff
val = self.fifo.pop(0)
self.update_irq()
return val
elif offset == self.REG_FIFO_COUNT:
return len(self.fifo)
elif offset == self.REG_INT_ENABLE:
return self.int_enabled
elif offset == self.REG_FIFO_SIZE:
return self.fifo_size
return 0
def write_reg(self, offset, value):
offset >>= 2
if offset == self.REG_INT_ENABLE:
self.int_enabled = ((value & 1) != 0)
self.update_irq()
def save(self, f):
f.put_u32(self.fifo_size)
f.put_u32(self.int_enabled)
f.put_u32(self.extension_bit)
f.put_u32(len(self.fifo))
for x in self.fifo:
f.put_u32(x)
def load(self, f):
if self.fifo_size != f.get_u32():
raise ValueError, "fifo size mismatch"
self.int_enabled = f.get_u32()
self.extension_bit = f.get_u32()
n = f.get_u32()
self.fifo = []
while n > 0:
self.fifo.append(f.get_u32())
n -= 1
# Device class properties
regions = [qemu.ioregion(0x1000, readl=read_reg, writel=write_reg)]
irqs = 1
name = "syborg,keyboard"
properties = {"fifo-size": 16}
class syborg_serial(qemu.devclass):
REG_ID = 0
REG_DATA = 1
REG_FIFO_COUNT = 2
REG_INT_ENABLE = 3
REG_DMA_TX_ADDR = 4
REG_DMA_TX_COUNT = 5 # triggers dma
REG_DMA_RX_ADDR = 6
REG_DMA_RX_COUNT = 7 # triggers dma
def update_irq(self):
level = 2 # TX DMA complete
if len(self.fifo) > 0:
level |= 1 # FIFO not empty
if self.dma_rx_count == 0:
level |= 4 # RX DMA complete
self.set_irq_level(0, (level & self.int_enable) != 0)
def can_receive(self):
return self.fifo_size - len(self.fifo)
def receive(self, buf):
for x in buf:
ch = ord(x)
if self.dma_rx_count > 0:
self.dma_writeb(self.dma_rx_addr, ch)
self.dma_rx_addr += 1
self.dma_rx_count -= 1
else:
self.fifo.append(ch)
self.update_irq()
def do_dma_tx(self, count):
# TODO: Optimize block transmits.
while count > 0:
ch = self.dma_readb(self.dma_tx_addr)
self.chardev.write(ch)
self.dma_tx_addr += 1
count -= 1
self.update_irq()
def dma_rx_start(self, count):
while (count > 0) and (len(self.fifo) > 0):
ch = self.fifo.pop(0)
self.dma_writeb(self.dma_rx_addr, ch)
self.dma_rx_addr += 1
count -= 1
self.dma_rx_count = count
self.update_irq()
def create(self):
self.fifo_size = self.properties["fifo-size"]
self.chardev = self.properties["chardev"]
self.fifo = []
self.int_enable = 0
self.chardev.set_handlers(self.can_receive, self.receive)
self.dma_tx_addr = 0
self.dma_rx_addr = 0
self.dma_rx_count = 0
def read_reg(self, offset):
offset >>= 2
if offset == self.REG_ID:
return 0xc51d0001
elif offset == self.REG_DATA:
if len(self.fifo) == 0:
return 0xffffffff
val = self.fifo.pop(0)
self.update_irq()
return val
elif offset == self.REG_FIFO_COUNT:
return len(self.fifo)
elif offset == self.REG_INT_ENABLE:
return self.int_enable
elif offset == self.REG_DMA_TX_ADDR:
return self.dma_tx_addr
elif offset == self.REG_DMA_TX_COUNT:
return 0
elif offset == self.REG_DMA_RX_ADDR:
return self.dma_rx_addr
elif offset == self.REG_DMA_RX_COUNT:
return self.dma_rx_count
return 0
def write_reg(self, offset, value):
offset >>= 2
if offset == self.REG_DATA:
self.chardev.write(value)
elif offset == self.REG_INT_ENABLE:
self.int_enable = value & 7
self.update_irq()
elif offset == self.REG_DMA_TX_ADDR:
self.dma_tx_addr = value
elif offset == self.REG_DMA_TX_COUNT:
self.do_dma_tx(value)
elif offset == self.REG_DMA_RX_ADDR:
self.dma_rx_addr = value
elif offset == self.REG_DMA_RX_COUNT:
self.dma_rx_start(value)
def save(self, f):
f.put_u32(self.fifo_size)
f.put_u32(self.int_enable)
f.put_u32(self.dma_tx_addr)
f.put_u32(self.dma_rx_addr)
f.put_u32(self.dma_rx_count)
f.put_u32(len(self.fifo))
for x in self.fifo:
f.put_u32(x)
def load(self, f):
if self.fifo_size != f.get_u32():
raise ValueError, "fifo size mismatch"
self.int_enable = f.get_u32()
self.dma_tx_addr = f.get_u32()
self.dma_rx_addr = f.get_u32()
self.dma_rx_count = f.get_u32()
n = f.get_u32()
self.fifo = []
while n > 0:
self.fifo.append(f.get_u32())
n -= 1
# Device class properties
regions = [qemu.ioregion(0x1000, readl=read_reg, writel=write_reg)]
irqs = 1
name = "syborg,serial"
properties = {"fifo-size": 16, "chardev": None, "target": ""}
class syborg_fb(qemu.devclass):
REG_ID = 0
REG_BASE = 1
REG_HEIGHT = 2
REG_WIDTH = 3
REG_ORIENTATION = 4
REG_BLANK = 5
REG_INT_MASK = 6
REG_INT_CAUSE = 7
REG_BPP = 8
REG_COLOR_ORDER = 9
REG_BYTE_ORDER = 10
REG_PIXEL_ORDER = 11
REG_ROW_PITCH = 12
REG_ENABLED = 13
REG_PALETTE = 0x100
INT_VSYNC = (1 << 0)
INT_BASE_UPDATE = (1 << 1)
def update_irq(self):
self.set_irq_level(0, (self.int_status & self.int_enable) != 0)
def do_update(self):
old_status = self.int_status
if self.need_int:
self.int_status |= self.INT_BASE_UPDATE
self.need_int = False
if self.render.blank == 0:
self.int_status |= self.INT_VSYNC
if self.int_status != old_status:
self.update_irq()
return self.enabled
def create(self):
self.enabled = False
self.int_status = 0
self.int_enable = 0
self.need_int = True
width = self.properties["width"]
height = self.properties["height"]
self.render = qemu.render(self.name, width, height)
self.render.update = self.do_update
def read_reg(self, offset):
offset >>= 2
if offset == self.REG_ID:
return 0xc51d0006
elif offset == self.REG_BASE:
return self.render.base;
elif offset == self.REG_WIDTH:
return self.render.width;
elif offset == self.REG_HEIGHT:
return self.render.height;
elif offset == self.REG_ORIENTATION:
return self.render.orientation;
elif offset == self.REG_BLANK:
return self.render.blank;
elif offset == self.REG_INT_MASK:
return self.int_enable;
elif offset == self.REG_INT_CAUSE:
return self.int_status;
elif offset == self.REG_BPP:
return self.render.bpp;
elif offset == self.REG_COLOR_ORDER:
return self.render.color_order;
elif offset == self.REG_BYTE_ORDER:
return self.render.byte_order;
elif offset == self.REG_PIXEL_ORDER:
return self.render.pixel_order;
elif offset == self.REG_ROW_PITCH:
return self.render.row_pitch;
elif offset == self.REG_ENABLED:
return 1 if self.enabled else 0;
elif (offset >= self.REG_PALETTE) and (offset < self.REG_PALETTE + 256):
return self.render.palette[offset - self.REG_PALETTE];
return 0
def write_reg(self, offset, value):
offset >>= 2
if offset == self.REG_BASE:
self.render.base = value;
self.need_int = True
elif offset == self.REG_WIDTH:
self.render.width = value;
elif offset == self.REG_HEIGHT:
self.render.height = value;
elif offset == self.REG_ORIENTATION:
self.render.orientation = value;
elif offset == self.REG_BLANK:
self.render.blank = value;
elif offset == self.REG_INT_CAUSE:
self.int_status &= ~value;
self.update_irq()
elif offset == self.REG_INT_MASK:
self.int_enable = value & 3;
self.update_irq()
elif offset == self.REG_BPP:
self.render.bpp = value;
elif offset == self.REG_COLOR_ORDER:
self.render.color_order = value;
elif offset == self.REG_BYTE_ORDER:
self.render.byte_order = value;
elif offset == self.REG_PIXEL_ORDER:
self.render.pixel_order = value;
elif offset == self.REG_ROW_PITCH:
self.render.row_pitch = value;
elif offset == self.REG_ENABLED:
self.enabled = value != 0;
elif (offset >= self.REG_PALETTE) and (offset < self.REG_PALETTE + 256):
self.render.palette[offset - self.REG_PALETTE] = value;
def save(self, f):
f.put_u32(1 if self.need_int else 0)
f.put_u32(self.int_status)
f.put_u32(self.int_enable)
f.put_u32(1 if self.enabled else 0)
self.render.put(f)
def load(self, f):
self.need_int = (f.get_u32() != 0)
self.int_status = f.get_u32();
self.int_enable = f.get_u32();
self.enabled = (f.get_u32() != 0)
self.render.get(f)
# Device class properties
regions = [qemu.ioregion(0x1000, readl=read_reg, writel=write_reg)]
irqs = 1
name = "syborg,framebuffer"
properties = {"width":0, "height":0}
