mirror of
https://github.com/AsahiLinux/m1n1
synced 2024-11-30 02:10:16 +00:00
87 lines
2.3 KiB
Python
Executable file
87 lines
2.3 KiB
Python
Executable file
#!/usr/bin/env python3
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# SPDX-License-Identifier: MIT
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import sys, pathlib
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sys.path.append(str(pathlib.Path(__file__).resolve().parents[1]))
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import struct
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from construct import *
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from m1n1.setup import *
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from m1n1.shell import run_shell
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from m1n1 import asm
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from m1n1.hw.dart import DART, DARTRegs
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from m1n1.fw.dcp.iboot import DCPIBootClient, SurfaceFormat, EOTF, Transform, AddrFormat
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from m1n1.proxyutils import RegMonitor
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print(f"Framebuffer at {u.ba.video.base:#x}")
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dart = DART.from_adt(u, "arm-io/dart-dcp")
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disp_dart = DART.from_adt(u, "arm-io/dart-disp0")
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#disp_dart.dump_all()
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dcp_addr = u.adt["arm-io/dcp"].get_reg(0)[0]
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dcp = DCPIBootClient(u, dcp_addr, dart, disp_dart)
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dcp.dva_offset = getattr(u.adt["/arm-io/dcp"][0], "asc_dram_mask", 0)
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dcp.start()
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dcp.start_ep(0x23)
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dcp.iboot.disp0.wait()
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dcp.iboot.disp0.setPower(True)
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hpd, ntim, ncolor = dcp.iboot.disp0.getModeCount()
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print(f"Connected:{hpd} Timing modes:{ntim} Color modes:{ncolor}")
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timing_modes = dcp.iboot.disp0.getTimingModes()
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print("Timing modes:")
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print(timing_modes)
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color_modes = dcp.iboot.disp0.getColorModes()
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print("Color modes:")
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print(color_modes)
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timing_modes.sort(key=lambda c: (c.valid, c.width <= 1920, c.fps_int <= 60, c.width, c.height, c.fps_int, c.fps_frac))
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timing_mode = timing_modes[-1]
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color_modes.sort(key=lambda c: (c.valid, c.bpp <= 32, c.bpp, -int(c.colorimetry), -int(c.encoding), -int(c.eotf)))
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color_mode = color_modes[-1]
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print("Chosen timing mode:", timing_mode)
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print("Chosen color mode:", color_mode)
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dcp.iboot.disp0.setMode(timing_mode, color_mode)
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w, h = timing_mode.width, timing_mode.height
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layer = Container(
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planes = [
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Container(
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addr = 0x013ec000,
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stride = u.ba.video.stride,
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addr_format = AddrFormat.PLANAR,
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),
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Container(),
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Container()
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],
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plane_cnt = 1,
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width = u.ba.video.width,
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height = u.ba.video.height,
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surface_fmt = SurfaceFormat.w30r,
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colorspace = 2,
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eotf = EOTF.GAMMA_SDR,
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transform = Transform.NONE,
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)
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mw = min(w, u.ba.video.width)
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mh = min(h, u.ba.video.height)
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swap = dcp.iboot.disp0.swapBegin()
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print(swap)
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dcp.iboot.disp0.swapSetLayer(0, layer, (mw, mh, 0, 0), (mw, mh, 0, 0))
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dcp.iboot.disp0.swapEnd()
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#dcp.iboot.disp0.swapWait(swap.swap_id)
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run_shell(globals(), msg="Have fun!")
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dcp.stop()
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