nv-h’s gists

nv-h / pcie_rescan.sh

Created June 12, 2022 04:03

	#!/bin/sh
	sudo chmod 666 /sys/bus/pci/devices/0000\:$1\:00.0/remove
	sudo echo 1 > /sys/bus/pci/devices/0000\:$1\:00.0/remove
	sudo chmod 666 /sys/bus/pci/rescan
	sudo echo "1" > /sys/bus/pci/rescan

nv-h / git_delete_file_or_directory_from_history.sh

Created May 12, 2022 05:00

	git filter-branch --tree-filter "rm -f <file>" HEAD
	git filter-branch --tree-filter "rm -f -r <directory>/" HEAD

nv-h / calc_intel_hex_checksum.py

Created March 4, 2022 07:39

	hex_str = '10010000214601360121470136007EFE09D21901'

	sum = sum(int(b) for b in bytearray.fromhex(hex_str)) & 0xff
	print(hex((0x100-(sum)) & 0xff))

nv-h / github.user.css

Last active December 1, 2021 03:42

Custom CSS for Typora

	/* refer: https://support.typora.io/Custom-Font/ */
	#typora-source {
	font-family: Utatane;
	--monospace: Utatane; /* for code blocks and inline code inside source code mode */
	}

	body {
	--monospace: Utatane /* for all code blocks, inline code, and source code mode */
	}

nv-h / change_auther_and_commiter.sh

Created December 18, 2020 01:23

	git filter-branch -f --env-filter "\
	GIT_AUTHOR_NAME='nv-h'; \
	GIT_AUTHOR_EMAIL='[email protected]'; \
	GIT_COMMITTER_NAME='nv-h'; \
	GIT_COMMITTER_EMAIL='[email protected]'; \
	" HEAD

nv-h / Microsoft.PowerShell_profile.ps1

Last active November 15, 2021 05:25

Windows PowerShell Ctrl+R history with fzf

	# PowerShell Core7でもConsoleのデフォルトエンコーディングはsjisなので必要
	[System.Console]::OutputEncoding = [System.Text.Encoding]::GetEncoding("utf-8")
	[System.Console]::InputEncoding = [System.Text.Encoding]::GetEncoding("utf-8")

	# git logなどのマルチバイト文字を表示させるため (絵文字含む)
	$env:LESSCHARSET = "utf-8"

	# 音を消す
	Set-PSReadlineOption -BellStyle None

nv-h / plotly_place_image_on_datetime_xaxis.py

Last active December 1, 2020 10:50

In Plotly, place an image of any size at any position on the X axis in datetime format.

	import plotly.graph_objects as go
	from datetime import datetime, timedelta

	# Create figure
	fig = go.Figure()

	now = datetime.now()
	print(now)

	# Increment 1 hour

nv-h / fsbl_build_debug.tcl

Created October 12, 2018 02:35

Zynq FSBL script

	setws .
	set symbol [configapp -app fsbl define-compiler-symbols]
	if {[string first "FSBL_DEBUG_INFO" $symbol] == -1} {
	configapp -app fsbl -add define-compiler-symbols FSBL_DEBUG_INFO
	projects -clean -type app -name fsbl
	}
	projects -build -type app -name fsbl

nv-h / usb_config_multi.sh

Last active March 13, 2025 22:16

USB Gadget Ether & Mass Storage

	#!/bin/sh

	# https:/github.com/torvalds/linux/blob/master/Documentation/usb/gadget_configfs.txt
	# http:/irq5.io/2016/12/22/raspberry-pi-zero-as-multiple-usb-gadgets/
	# 上記2つを参考に同時に二つのガジェットを有効化する。
	# 1. mass storageで、SDカードをUSBメモリとして見せる
	# 2. rndisで、USBをetherデバイスとして見せる

	# ドライバを依存関係含めてロード
	modprobe usb_f_rndis

H.Saido nv-h