hcyang1012

fn main() {
  let s = String::from("hello");

  takes_ownership(s);

  let x = 5;

  makes_copy(x);
}

hcyang1012

use rand::Rng;
use std::cmp::Ordering;
use std::io;

fn main() {
    println!("Guess the number!");

    let secret_number = rand::thread_rng().gen_range(1..=100);
    println!("The secret number is: {secret_number}");

hcyang1012

fn main() {
    println!("Hello,world");
}

hcyang1012

fn main() {
    println!("Hello, world!");
}

hcyang1012

class CPU {
public:
void Work();
private:
};



class Intel : public CPU{
  public :

hcyang1012

class CPU {
public:
void Work();
private:
};



class Intel : public CPU{
  public :

hcyang1012

@startuml
participant "head.S"
participant "init/main.c"
participant "init/main.c (New kernel thread)"

head.S  -> "init/main.c": start_kernel()
activate  "init/main.c"
"init/main.c"  -> "init/main.c": arch_call_rest_init()
activate  "init/main.c"
"init/main.c"  -> "init/main.c": rest_init();

hcyang1012

/*
 * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */
/dts-v1/;

#include "am33xx.dtsi"

hcyang1012

sudo tar xfvp ./*-*-*-armhf-*/armhf-rootfs-*.tar -C /home/hcyang/work/boot/rootfs/
sync
sudo chown root:root  /home/hcyang/work/boot/rootfs/
sudo chmod 755  /home/hcyang/work/boot/rootfs/
sync
sudo mkdir -p /home/hcyang/work/boot/rootfs/boot/
sudo mkdir -p /home/hcyang/work/boot/rootfs/boot/dtbs/${kernel_version}/
sudo mkdir -p rootfs/boot/dtbs/${kernel_version}/

sudo sh -c "echo 'uname_r=${kernel_version}' >> /home/hcyang/work/boot/rootfs/boot/uEnv.txt"

hcyang1012

/* Device Tree */
&dcan1{
     #address-cells = <1>;
     #size-cells = <0>;

     status = "okay";
     pinctrl-names = "default";
     pinctrl-0 = <&dcan1_pins_s0>;
 };