From c9830d6a7569575f2cd045fdec06a26d1c7a6b9d Mon Sep 17 00:00:00 2001
From: lispking <lispking@qq.com>
Date: Mon, 6 Nov 2023 12:09:47 +0800
Subject: [PATCH] ! update enviroment config

---
 README.md | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/README.md b/README.md
index fc87378e..575395e3 100644
--- a/README.md
+++ b/README.md
@@ -47,6 +47,9 @@ VirtIO guest drivers in Rust. For **no_std** environment.
 ### [x86_64](./examples/x86_64)
 
 ```bash
+# Fist Compile
+rustup target add x86_64-unknown-none
+
 cd examples/x86_64
 make qemu
 ```
@@ -54,6 +57,9 @@ make qemu
 ### [aarch64](./examples/aarch64)
 
 ```bash
+# Fist Compile
+rustup target add aarch64-unknown-none
+
 cd examples/aarch64
 make qemu
 ```
@@ -61,6 +67,9 @@ make qemu
 ### [RISCV](./examples/riscv)
 
 ```bash
+# First Compile
+rustup target add riscv64imac-unknown-none-elf
+
 cd examples/riscv
 make qemu
 ```