diff --git a/litex_boards/targets/nexys4ddr.py b/litex_boards/targets/nexys4ddr.py index 9828d79..cdc36f5 100755 --- a/litex_boards/targets/nexys4ddr.py +++ b/litex_boards/targets/nexys4ddr.py @@ -18,7 +18,7 @@ from litex.soc.integration.soc import SoCRegion from litex.soc.integration.soc_core import * from litex.soc.integration.soc_sdram import * from litex.soc.integration.builder import * -from litex.soc.cores.video import VideoVGAPHY +from litex.soc.cores.video import VideoVGAPHY, VideoTimingGenerator, VideoFrameBuffer from litex.soc.cores.led import LedChaser from litedram.modules import MT47H64M16 @@ -55,7 +55,7 @@ class _CRG(Module): # BaseSoC ------------------------------------------------------------------------------------------ class BaseSoC(SoCCore): - def __init__(self, sys_clk_freq=int(75e6), with_ethernet=False, with_etherbone=False, with_video_terminal=False, **kwargs): + def __init__(self, sys_clk_freq=int(75e6), with_ethernet=False, with_etherbone=False, with_video_terminal=False, with_video_framebuffer=False, **kwargs): platform = nexys4ddr.Platform() # SoCCore ----------------------------------_----------------------------------------------- @@ -100,6 +100,11 @@ class BaseSoC(SoCCore): self.submodules.videophy = VideoVGAPHY(platform.request("vga"), clock_domain="vga") self.add_video_terminal(phy=self.videophy, timings="800x600@60Hz", clock_domain="vga") + # Video Framebuffer ------------------------------------------------------------------------ + if with_video_framebuffer: + self.submodules.videophy = VideoVGAPHY(platform.request("vga"), clock_domain="vga") + self.add_video_framebuffer(phy=self.videophy, timings="800x600@60Hz", clock_domain="vga") + # Leds ------------------------------------------------------------------------------------- self.submodules.leds = LedChaser( pads = platform.request_all("user_led"), @@ -110,25 +115,27 @@ class BaseSoC(SoCCore): def main(): parser = argparse.ArgumentParser(description="LiteX SoC on Nexys4DDR") - parser.add_argument("--build", action="store_true", help="Build bitstream") - parser.add_argument("--load", action="store_true", help="Load bitstream") - parser.add_argument("--sys-clk-freq", default=75e6, help="System clock frequency (default: 75MHz)") + parser.add_argument("--build", action="store_true", help="Build bitstream") + parser.add_argument("--load", action="store_true", help="Load bitstream") + parser.add_argument("--sys-clk-freq", default=75e6, help="System clock frequency (default: 75MHz)") ethopts = parser.add_mutually_exclusive_group() - ethopts.add_argument("--with-ethernet", action="store_true", help="Enable Ethernet support") - ethopts.add_argument("--with-etherbone", action="store_true", help="Enable Etherbone support") + ethopts.add_argument("--with-ethernet", action="store_true", help="Enable Ethernet support") + ethopts.add_argument("--with-etherbone", action="store_true", help="Enable Etherbone support") sdopts = parser.add_mutually_exclusive_group() - sdopts.add_argument("--with-spi-sdcard", action="store_true", help="Enable SPI-mode SDCard support") - sdopts.add_argument("--with-sdcard", action="store_true", help="Enable SDCard support") - parser.add_argument("--with-video-terminal", action="store_true", help="Enable Video Terminal (VGA)") + sdopts.add_argument("--with-spi-sdcard", action="store_true", help="Enable SPI-mode SDCard support") + sdopts.add_argument("--with-sdcard", action="store_true", help="Enable SDCard support") + parser.add_argument("--with-video-terminal", action="store_true", help="Enable Video Terminal (VGA)") + parser.add_argument("--with-video-framebuffer", action="store_true", help="Enable Video Framebuffer (VGA)") builder_args(parser) soc_sdram_args(parser) args = parser.parse_args() soc = BaseSoC( - sys_clk_freq = int(float(args.sys_clk_freq)), - with_ethernet = args.with_ethernet, - with_etherbone = args.with_etherbone, - with_video_terminal = args.with_video_terminal, + sys_clk_freq = int(float(args.sys_clk_freq)), + with_ethernet = args.with_ethernet, + with_etherbone = args.with_etherbone, + with_video_terminal = args.with_video_terminal, + with_video_framebuffer = args.with_video_framebuffer, **soc_sdram_argdict(args) ) if args.with_spi_sdcard: