Update README.md

README.md

@@ -1,12 +1,12 @@
 # rCore Plus
 
-[![Build Status](https://travis-ci.org/wangrunji0408/RustOS.svg?branch=master)](https://travis-ci.org/wangrunji0408/RustOS)
+[![Build Status](https://travis-ci.org/wangrunji0408/RustOS.svg?branch=master)](https://travis-ci.org/oscourse-tsinghua/RustOS)
 
 Rust version of THU [uCore OS Plus](https://github.com/chyyuu/ucore_os_plus).
 
 Going to be the next generation teaching operating system.
 
-Supported architectures: x86_64, RISCV32/64, AArch64， MIPS
+Supported architectures: x86_64, RISCV32/64, AArch64， MIPS(future)
 
 Tested boards: QEMU, labeled-RISCV, K210, Raspberry Pi 3B+
 
@@ -20,7 +20,7 @@ Tested boards: QEMU, labeled-RISCV, K210, Raspberry Pi 3B+
 
 * [Rust](https://www.rust-lang.org) toolchain at nightly-2019-01-01
 * Cargo tools: [cargo-xbuild](https://github.com/rust-osdev/cargo-xbuild)
-* [QEMU](https://www.qemu.org) >= 2.12.0
+* [QEMU](https://www.qemu.org) >= 3.1.0
 * [bootimage](https://github.com/rust-osdev/bootimage) (for x86_64)
 * [RISCV64 GNU toolchain](https://www.sifive.com/boards) (for riscv32/64)
 * [AArch64 GNU toolchain](https://web.stanford.edu/class/cs140e/assignments/0-blinky/) (for aarch64)
@@ -33,8 +33,8 @@ cargo install cargo-xbuild bootimage
 ```
 
 ```bash
-git clone https://github.com/wangrunji0408/RustOS.git --recursive
+git clone https://github.com//oscourse-tsinghua/rcore_plus.git --recursive
-cd RustOS/kernel
+cd rcore_plus/kernel
 rustup override set nightly-2019-01-01
 make run arch={riscv32,riscv64,x86_64,aarch64}
 ```