def __init__(self, sys_clk_freq=int(100e6), with_vga=False, **kwargs):
platform = ego1.Platform()
# SoCCore ----------------------------------------------------------------------------------
SoCCore.__init__(self, platform, sys_clk_freq,
ident = "LiteX SoC on EGO1 Board",
ident_version = True,
**kwargs)
# CRG --------------------------------------------------------------------------------------
self.submodules.crg = _CRG(platform, sys_clk_freq)
# VGA terminal -----------------------------------------------------------------------------
if with_vga:
self.submodules.terminal = terminal = Terminal()
self.bus.add_slave("terminal", self.terminal.bus, region=SoCRegion(origin=0x30000000, size=0x10000))
vga_pads = platform.request("vga")
self.comb += [
vga_pads.vsync.eq(terminal.vsync),
vga_pads.hsync.eq(terminal.hsync),
vga_pads.red.eq(terminal.red[4:8]),
vga_pads.green.eq(terminal.green[4:8]),
vga_pads.blue.eq(terminal.blue[4:8])
]
# Leds -------------------------------------------------------------------------------------
self.submodules.leds = LedChaser(
pads = platform.request_all("user_led"),
sys_clk_freq = sys_clk_freq)
self.add_csr("leds")
def __init__(self,
sys_clk_freq=int(100e6),
with_led_chaser=True,
with_video_terminal=False,
**kwargs):
platform = ego1.Platform()
# SoCCore ----------------------------------------------------------------------------------
SoCCore.__init__(self,
platform,
sys_clk_freq,
ident="LiteX SoC on EGO1 Board",
**kwargs)
# CRG --------------------------------------------------------------------------------------
self.submodules.crg = _CRG(platform, sys_clk_freq)
# VGA terminal -----------------------------------------------------------------------------
if with_video_terminal:
self.submodules.videophy = VideoVGAPHY(platform.request("vga"),
clock_domain="vga")
self.add_video_terminal(phy=self.videophy,
timings="640x480@75Hz",
clock_domain="vga")
# Leds -------------------------------------------------------------------------------------
if with_led_chaser:
self.submodules.leds = LedChaser(
pads=platform.request_all("user_led"),
sys_clk_freq=sys_clk_freq)
self.add_csr("leds")