neuschaefer

neuschaefer

#!/usr/bin/python3
import os
import sys

"""
This (pure!) python script streams a YUV4MPEG format video to stdout. It easily
runs at 1080p60fps on my machine.

Pipe it into a media player like this:

neuschaefer

#!/usr/bin/python3
# ATTENTION: Please see https://github.com/neuschaefer/m88cs8001/blob/main/tools/parse-parttable.py for an updated version!
from construct import *
import zlib, argparse, os

TABLE_BASE = 0x10000
NCRC = Int32ul.parse(b'NCRC')

Entry = Struct(
    'flags' / Hex(Int32ul),

neuschaefer

#!/usr/bin/python3
# MStar firmware decryption tool
from Crypto.Cipher import AES
import sys

key = 4 * b'\x12\x34\x56\x78'
aes = AES.new(bytes(key), AES.MODE_ECB)

for filename in sys.argv[1:]:
    with open(filename, 'rb') as f:

neuschaefer

#!/usr/bin/python3
import sys

DATAFILE='/usr/share/unicode/UnicodeData.txt'

class Entry:
    def __init__(self, line):
        fields = line.split(';')
        self.codepoint = int(fields[0], 16)
        self.name = fields[1]

neuschaefer

An i.MX27 devboard

BMS 1.2 made by plaindigital Inc

Components

Marking	Part number / description
MCIMX27LVOP4A	Freescale i.MX27, –20°C to +85°C
8PB11 D9JVF	Micron MT46H16M32LFCM-6 DDR SDRAM

neuschaefer

// SPDX-License-Identifier: GPL-2.0+
// Copyright 2019 Jonathan Neuschäfer
//
// The Kobo Aura e-book reader, model N514. The mainboard is marked as E606F0B.

/dts-v1/;
#include "imx50.dtsi"
#include <dt-bindings/input/input.h>

/ {

neuschaefer

c0000000 T _start
c0000000 T _stext
c0000000 T _text
c000000c T __start
c0000028 t __after_mmu_off
c0000064 t turn_on_mmu
c00000c4 T __secondary_hold
c00000cc T __secondary_hold_spinloop
c00000d0 T __secondary_hold_acknowledge
c0000100 t Reset

neuschaefer

#!/bin/sh

PART=input.part

BLUE='\033[1;34m'
WHITE='\033[1;37m'
NC='\033[0m'

hd "$PART" | grep -E '^[0-9a-f]{8}  d0 0d fe ed' --line-buffered | \
	while read LINE; do