Add first user program hello_world.rs

user/.cargo/config

@@ -0,0 +1,7 @@
+[build]
+target = "riscv64gc-unknown-none-elf"
+
+[target.riscv64gc-unknown-none-elf]
+rustflags = [
+    "-Clink-args=-Tsrc/linker.ld",
+]

user/.idea/modules.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/.idea/user.iml" filepath="$PROJECT_DIR$/.idea/user.iml" />
+    </modules>
+  </component>
+</project>

user/.idea/user.iml

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="CPP_MODULE" version="4">
+  <component name="NewModuleRootManager">
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
+      <excludeFolder url="file://$MODULE_DIR$/target" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>

user/.idea/vcs.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$/.." vcs="Git" />
+  </component>
+</project>

user/.idea/workspace.xml

@@ -0,0 +1,126 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="BranchesTreeState">
+    <expand>
+      <path>
+        <item name="ROOT" type="e8cecc67:BranchNodeDescriptor" />
+        <item name="LOCAL_ROOT" type="e8cecc67:BranchNodeDescriptor" />
+      </path>
+      <path>
+        <item name="ROOT" type="e8cecc67:BranchNodeDescriptor" />
+        <item name="REMOTE_ROOT" type="e8cecc67:BranchNodeDescriptor" />
+      </path>
+      <path>
+        <item name="ROOT" type="e8cecc67:BranchNodeDescriptor" />
+        <item name="REMOTE_ROOT" type="e8cecc67:BranchNodeDescriptor" />
+        <item name="GROUP_NODE:origin" type="e8cecc67:BranchNodeDescriptor" />
+      </path>
+    </expand>
+    <select />
+  </component>
+  <component name="CMakeRunConfigurationManager" shouldGenerate="true" shouldDeleteObsolete="true">
+    <generated />
+  </component>
+  <component name="CMakeSettings">
+    <configurations>
+      <configuration PROFILE_NAME="Debug" CONFIG_NAME="Debug" />
+    </configurations>
+  </component>
+  <component name="CargoProjects">
+    <cargoProject FILE="$PROJECT_DIR$/Cargo.toml" />
+  </component>
+  <component name="ChangeListManager">
+    <list default="true" id="9d2c81d6-8bd5-4e25-9cbc-05239b61cb03" name="Default Changelist" comment="" />
+    <option name="SHOW_DIALOG" value="false" />
+    <option name="HIGHLIGHT_CONFLICTS" value="true" />
+    <option name="HIGHLIGHT_NON_ACTIVE_CHANGELIST" value="false" />
+    <option name="LAST_RESOLUTION" value="IGNORE" />
+  </component>
+  <component name="ClangdSettings">
+    <option name="formatViaClangd" value="false" />
+  </component>
+  <component name="FileTemplateManagerImpl">
+    <option name="RECENT_TEMPLATES">
+      <list>
+        <option value="Rust File" />
+      </list>
+    </option>
+  </component>
+  <component name="Git.Settings">
+    <option name="RECENT_GIT_ROOT_PATH" value="$PROJECT_DIR$/.." />
+  </component>
+  <component name="MacroExpansionManager">
+    <option name="directoryName" value="pj78n19s" />
+  </component>
+  <component name="ProjectId" id="1kRYab1CFt0tWlh7oWQCFlCsT1u" />
+  <component name="ProjectLevelVcsManager" settingsEditedManually="true" />
+  <component name="ProjectViewState">
+    <option name="hideEmptyMiddlePackages" value="true" />
+    <option name="showLibraryContents" value="true" />
+  </component>
+  <component name="PropertiesComponent">
+    <property name="RunOnceActivity.OpenProjectViewOnStart" value="true" />
+    <property name="WebServerToolWindowFactoryState" value="false" />
+    <property name="cf.first.check.clang-format" value="false" />
+    <property name="last_opened_file_path" value="$PROJECT_DIR$" />
+    <property name="node.js.detected.package.eslint" value="true" />
+    <property name="node.js.detected.package.tslint" value="true" />
+    <property name="node.js.path.for.package.eslint" value="project" />
+    <property name="node.js.path.for.package.tslint" value="project" />
+    <property name="node.js.selected.package.eslint" value="(autodetect)" />
+    <property name="node.js.selected.package.tslint" value="(autodetect)" />
+    <property name="org.rust.cargo.project.model.PROJECT_DISCOVERY" value="true" />
+  </component>
+  <component name="RecentsManager">
+    <key name="MoveFile.RECENT_KEYS">
+      <recent name="$PROJECT_DIR$/src/" />
+    </key>
+  </component>
+  <component name="RunManager">
+    <configuration default="true" type="CargoCommandRunConfiguration" factoryName="Cargo Command">
+      <option name="channel" value="DEFAULT" />
+      <option name="command" value="run" />
+      <option name="allFeatures" value="false" />
+      <option name="emulateTerminal" value="false" />
+      <option name="backtrace" value="SHORT" />
+      <envs />
+      <method v="2">
+        <option name="CARGO.BUILD_TASK_PROVIDER" enabled="true" />
+      </method>
+    </configuration>
+    <configuration default="true" type="GradleAppRunConfiguration" factoryName="Application" REDIRECT_INPUT="false" PASS_PARENT_ENVS_2="true">
+      <method v="2">
+        <option name="com.jetbrains.cidr.cpp.gradle.execution.GradleNativeBuildBeforeRunTaskProvider$BuildBeforeRunTask" enabled="true" />
+      </method>
+    </configuration>
+  </component>
+  <component name="RustProjectSettings">
+    <option name="toolchainHomeDirectory" value="$USER_HOME$/.cargo/bin" />
+  </component>
+  <component name="SpellCheckerSettings" RuntimeDictionaries="0" Folders="0" CustomDictionaries="0" DefaultDictionary="application-level" UseSingleDictionary="true" transferred="true" />
+  <component name="TaskManager">
+    <task active="true" id="Default" summary="Default task">
+      <changelist id="9d2c81d6-8bd5-4e25-9cbc-05239b61cb03" name="Default Changelist" comment="" />
+      <created>1605664935096</created>
+      <option name="number" value="Default" />
+      <option name="presentableId" value="Default" />
+      <updated>1605664935096</updated>
+      <workItem from="1605664936289" duration="5782000" />
+    </task>
+    <servers />
+  </component>
+  <component name="TypeScriptGeneratedFilesManager">
+    <option name="version" value="3" />
+  </component>
+  <component name="Vcs.Log.Tabs.Properties">
+    <option name="TAB_STATES">
+      <map>
+        <entry key="MAIN">
+          <value>
+            <State />
+          </value>
+        </entry>
+      </map>
+    </option>
+  </component>
+</project>

user/Cargo.lock

@@ -0,0 +1,5 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+[[package]]
+name = "user_lib"
+version = "0.1.0"

user/Cargo.toml

@@ -0,0 +1,9 @@
+[package]
+name = "user_lib"
+version = "0.1.0"
+authors = ["Yifan Wu <shinbokuow@163.com>"]
+edition = "2018"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]

user/src/bin/hello_world.rs

@@ -0,0 +1,11 @@
+#![no_std]
+#![no_main]
+
+#[macro_use]
+extern crate user_lib;
+
+#[no_mangle]
+fn main() -> i32 {
+    println!("Hello, world!");
+    0
+}

user/src/console.rs

@@ -0,0 +1,29 @@
+use core::fmt::{self, Write};
+use crate::syscall::{STDOUT, sys_write};
+
+struct Stdout;
+
+impl Write for Stdout {
+    fn write_str(&mut self, s: &str) -> fmt::Result {
+        sys_write(STDOUT, s.as_bytes());
+        Ok(())
+    }
+}
+
+pub fn print(args: fmt::Arguments) {
+    Stdout.write_fmt(args).unwrap();
+}
+
+#[macro_export]
+macro_rules! print {
+    ($fmt: literal $(, $($arg: tt)+)?) => {
+        $crate::console::print(format_args!($fmt $(, $($arg)+)?));
+    }
+}
+
+#[macro_export]
+macro_rules! println {
+    ($fmt: literal $(, $($arg: tt)+)?) => {
+        $crate::console::print(format_args!(concat!($fmt, "\n") $(, $($arg)+)?));
+    }
+}

user/src/lang_items.rs

@@ -0,0 +1,10 @@
+#[panic_handler]
+fn panic_handler(panic_info: &core::panic::PanicInfo) -> ! {
+    let err = panic_info.message().unwrap();
+    if let Some(location) = panic_info.location() {
+        println!("Panicked at {}:{}, {}", location.file(), location.line(), err);
+    } else {
+        println!("Panicked: {}", err);
+    }
+    loop {}
+}

user/src/lib.rs

@@ -0,0 +1,23 @@
+#![no_std]
+#![feature(llvm_asm)]
+#![feature(linkage)]
+#![feature(panic_info_message)]
+
+#[macro_use]
+pub mod console;
+mod syscall;
+mod lang_items;
+
+#[no_mangle]
+#[link_section = ".text.entry"]
+pub extern "C" fn _start() -> ! {
+    main();
+    loop {}
+}
+
+#[linkage = "weak"]
+#[no_mangle]
+fn main() -> i32 {
+    panic!("Cannot find main!");
+}
+

user/src/linker.ld

@@ -0,0 +1,26 @@
+OUTPUT_ARCH(riscv)
+ENTRY(_start)
+
+BASE_ADDRESS = 0x80040000;
+
+SECTIONS
+{
+    . = BASE_ADDRESS;
+    .text : {
+        *(.text.entry)
+        *(.text .text.*)
+    }
+    .rodata : {
+        *(.rodata .rodata.*)
+    }
+    .data : {
+        *(.data .data.*)
+    }
+    .bss : {
+        *(.bss .bss.*)
+    }
+    /DISCARD/ : {
+        *(.eh_frame)
+        *(.debug*)
+    }
+}

user/src/syscall.rs

@@ -0,0 +1,20 @@
+pub const STDOUT: usize = 1;
+
+const SYSCALL_WRITE: usize = 64;
+
+fn syscall(id: usize, args: [usize; 3]) -> isize {
+    let mut ret: isize;
+    unsafe {
+        llvm_asm!("ecall"
+            : "={x10}" (ret)
+            : "{x10}" (args[0]), "{x11}" (args[1]), "{x12}" (args[2]), "{x17}" (id)
+            : "memory"
+            : "volatile"
+        );
+    }
+    ret
+}
+
+pub fn sys_write(fd: usize, buffer: &[u8]) -> isize {
+    syscall(SYSCALL_WRITE, [fd, buffer.as_ptr() as usize, buffer.len()])
+}

user/target/CACHEDIR.TAG

@@ -0,0 +1,3 @@
+Signature: 8a477f597d28d172789f06886806bc55
+# This file is a cache directory tag created by cargo.
+# For information about cache directory tags see https://bford.info/cachedir/

user/target/riscv64gc-unknown-none-elf/CACHEDIR.TAG

@@ -0,0 +1,3 @@
+Signature: 8a477f597d28d172789f06886806bc55
+# This file is a cache directory tag created by cargo.
+# For information about cache directory tags see https://bford.info/cachedir/

user/target/riscv64gc-unknown-none-elf/debug/.fingerprint/user_lib-ac05933ae451745f/invoked.timestamp

@@ -0,0 +1 @@
+This file has an mtime of when this was started.

user/target/riscv64gc-unknown-none-elf/debug/.fingerprint/user_lib-ac05933ae451745f/lib-user_lib

@@ -0,0 +1 @@
+41937feca2aff630

user/target/riscv64gc-unknown-none-elf/debug/.fingerprint/user_lib-ac05933ae451745f/lib-user_lib.json

@@ -0,0 +1 @@
+{"rustc":457852275655460692,"features":"[]","target":3375593478374818422,"profile":18074012566298724745,"path":10872709659218687626,"deps":[],"local":[{"CheckDepInfo":{"dep_info":"riscv64gc-unknown-none-elf/debug/.fingerprint/user_lib-ac05933ae451745f/dep-lib-user_lib"}}],"rustflags":["-Clink-args=-Tsrc/linker.ld"],"metadata":4791657899108178287,"config":0}

user/target/riscv64gc-unknown-none-elf/debug/.fingerprint/user_lib-b4124dce0aef8d75/bin-hello_world

@@ -0,0 +1 @@
+e51f381f878f6eda

user/target/riscv64gc-unknown-none-elf/debug/.fingerprint/user_lib-b4124dce0aef8d75/bin-hello_world.json

@@ -0,0 +1 @@
+{"rustc":457852275655460692,"features":"[]","target":10036166384340519867,"profile":18074012566298724745,"path":10402765361534072892,"deps":[[1196176764371957,"user_lib",false,3528200472378708801]],"local":[{"CheckDepInfo":{"dep_info":"riscv64gc-unknown-none-elf/debug/.fingerprint/user_lib-b4124dce0aef8d75/dep-bin-hello_world"}}],"rustflags":["-Clink-args=-Tsrc/linker.ld"],"metadata":4791657899108178287,"config":0}

user/target/riscv64gc-unknown-none-elf/debug/.fingerprint/user_lib-b4124dce0aef8d75/invoked.timestamp

@@ -0,0 +1 @@
+This file has an mtime of when this was started.

user/target/riscv64gc-unknown-none-elf/debug/deps/hello_world-b4124dce0aef8d75.d

@@ -0,0 +1,5 @@
+/home/oslab/workspace/v3/rCore-Tutorial-v3/user/target/riscv64gc-unknown-none-elf/debug/deps/hello_world-b4124dce0aef8d75: src/bin/hello_world.rs
+
+/home/oslab/workspace/v3/rCore-Tutorial-v3/user/target/riscv64gc-unknown-none-elf/debug/deps/hello_world-b4124dce0aef8d75.d: src/bin/hello_world.rs
+
+src/bin/hello_world.rs:

user/target/riscv64gc-unknown-none-elf/debug/deps/user_lib-ac05933ae451745f.d

@@ -0,0 +1,10 @@
+/home/oslab/workspace/v3/rCore-Tutorial-v3/user/target/riscv64gc-unknown-none-elf/debug/deps/user_lib-ac05933ae451745f.rmeta: src/lib.rs src/console.rs src/syscall.rs src/lang_items.rs
+
+/home/oslab/workspace/v3/rCore-Tutorial-v3/user/target/riscv64gc-unknown-none-elf/debug/deps/libuser_lib-ac05933ae451745f.rlib: src/lib.rs src/console.rs src/syscall.rs src/lang_items.rs
+
+/home/oslab/workspace/v3/rCore-Tutorial-v3/user/target/riscv64gc-unknown-none-elf/debug/deps/user_lib-ac05933ae451745f.d: src/lib.rs src/console.rs src/syscall.rs src/lang_items.rs
+
+src/lib.rs:
+src/console.rs:
+src/syscall.rs:
+src/lang_items.rs:

user/target/riscv64gc-unknown-none-elf/debug/hello_world.d

@@ -0,0 +1 @@
+/home/oslab/workspace/v3/rCore-Tutorial-v3/user/target/riscv64gc-unknown-none-elf/debug/hello_world: /home/oslab/workspace/v3/rCore-Tutorial-v3/user/src/bin/hello_world.rs /home/oslab/workspace/v3/rCore-Tutorial-v3/user/src/console.rs /home/oslab/workspace/v3/rCore-Tutorial-v3/user/src/lang_items.rs /home/oslab/workspace/v3/rCore-Tutorial-v3/user/src/lib.rs /home/oslab/workspace/v3/rCore-Tutorial-v3/user/src/syscall.rs

user/target/riscv64gc-unknown-none-elf/debug/libuser_lib.d

@@ -0,0 +1 @@
+/home/oslab/workspace/v3/rCore-Tutorial-v3/user/target/riscv64gc-unknown-none-elf/debug/libuser_lib.rlib: /home/oslab/workspace/v3/rCore-Tutorial-v3/user/src/console.rs /home/oslab/workspace/v3/rCore-Tutorial-v3/user/src/lang_items.rs /home/oslab/workspace/v3/rCore-Tutorial-v3/user/src/lib.rs /home/oslab/workspace/v3/rCore-Tutorial-v3/user/src/syscall.rs

user/target/riscv64gc-unknown-none-elf/release/.fingerprint/user_lib-0fdba27c1d499ab2/invoked.timestamp

@@ -0,0 +1 @@
+This file has an mtime of when this was started.

user/target/riscv64gc-unknown-none-elf/release/.fingerprint/user_lib-0fdba27c1d499ab2/lib-user_lib

@@ -0,0 +1 @@
+8ec22604a7e65d6d

user/target/riscv64gc-unknown-none-elf/release/.fingerprint/user_lib-0fdba27c1d499ab2/lib-user_lib.json

@@ -0,0 +1 @@
+{"rustc":457852275655460692,"features":"[]","target":3375593478374818422,"profile":4339006351771724982,"path":10872709659218687626,"deps":[],"local":[{"CheckDepInfo":{"dep_info":"riscv64gc-unknown-none-elf/release/.fingerprint/user_lib-0fdba27c1d499ab2/dep-lib-user_lib"}}],"rustflags":["-Clink-args=-Tsrc/linker.ld"],"metadata":4791657899108178287,"config":0}

user/target/riscv64gc-unknown-none-elf/release/.fingerprint/user_lib-65513b09835dd0af/bin-hello_world

@@ -0,0 +1 @@
+81ce7e0677cd11c5

user/target/riscv64gc-unknown-none-elf/release/.fingerprint/user_lib-65513b09835dd0af/bin-hello_world.json

@@ -0,0 +1 @@
+{"rustc":457852275655460692,"features":"[]","target":10036166384340519867,"profile":4339006351771724982,"path":10402765361534072892,"deps":[[1196176764371957,"user_lib",false,7880708527971811982]],"local":[{"CheckDepInfo":{"dep_info":"riscv64gc-unknown-none-elf/release/.fingerprint/user_lib-65513b09835dd0af/dep-bin-hello_world"}}],"rustflags":["-Clink-args=-Tsrc/linker.ld"],"metadata":4791657899108178287,"config":0}

user/target/riscv64gc-unknown-none-elf/release/.fingerprint/user_lib-65513b09835dd0af/invoked.timestamp

@@ -0,0 +1 @@
+This file has an mtime of when this was started.

user/target/riscv64gc-unknown-none-elf/release/deps/hello_world-65513b09835dd0af.d

@@ -0,0 +1,5 @@
+/home/oslab/workspace/v3/rCore-Tutorial-v3/user/target/riscv64gc-unknown-none-elf/release/deps/hello_world-65513b09835dd0af: src/bin/hello_world.rs
+
+/home/oslab/workspace/v3/rCore-Tutorial-v3/user/target/riscv64gc-unknown-none-elf/release/deps/hello_world-65513b09835dd0af.d: src/bin/hello_world.rs
+
+src/bin/hello_world.rs:

user/target/riscv64gc-unknown-none-elf/release/deps/user_lib-0fdba27c1d499ab2.d

@@ -0,0 +1,10 @@
+/home/oslab/workspace/v3/rCore-Tutorial-v3/user/target/riscv64gc-unknown-none-elf/release/deps/user_lib-0fdba27c1d499ab2.rmeta: src/lib.rs src/console.rs src/syscall.rs src/lang_items.rs
+
+/home/oslab/workspace/v3/rCore-Tutorial-v3/user/target/riscv64gc-unknown-none-elf/release/deps/libuser_lib-0fdba27c1d499ab2.rlib: src/lib.rs src/console.rs src/syscall.rs src/lang_items.rs
+
+/home/oslab/workspace/v3/rCore-Tutorial-v3/user/target/riscv64gc-unknown-none-elf/release/deps/user_lib-0fdba27c1d499ab2.d: src/lib.rs src/console.rs src/syscall.rs src/lang_items.rs
+
+src/lib.rs:
+src/console.rs:
+src/syscall.rs:
+src/lang_items.rs:

user/target/riscv64gc-unknown-none-elf/release/hello_world.d

@@ -0,0 +1 @@
+/home/oslab/workspace/v3/rCore-Tutorial-v3/user/target/riscv64gc-unknown-none-elf/release/hello_world: /home/oslab/workspace/v3/rCore-Tutorial-v3/user/src/bin/hello_world.rs /home/oslab/workspace/v3/rCore-Tutorial-v3/user/src/console.rs /home/oslab/workspace/v3/rCore-Tutorial-v3/user/src/lang_items.rs /home/oslab/workspace/v3/rCore-Tutorial-v3/user/src/lib.rs /home/oslab/workspace/v3/rCore-Tutorial-v3/user/src/syscall.rs