feat(sbi): deny warnings

Author: YdrMaster

Cargo.lock

@@ -7,7 +7,7 @@ readme = "README.md"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-rustsbi = { path = "../../rustsbi" }
+rustsbi = { git = "https://github.com/YdrMaster/rustsbi.git", rev = "118ca4c" }
 riscv = "0.8"
 spin = "0.9"
 r0 = "1"

rustsbi-qemu/Cargo.toml

@@ -22,6 +22,7 @@ pub(crate) fn get() -> &'static Clint {
 }
 
 impl Clint {
+    #[allow(unused)]
     #[inline]
     pub fn get_mtime(&self) -> u64 {
         unsafe { ((self.base as *mut u8).add(0xbff8) as *mut u64).read_volatile() }

rustsbi-qemu/src/clint.rs

@@ -1,6 +1,7 @@
 #![no_std]
 #![no_main]
 #![feature(naked_functions, asm_sym, asm_const)]
+#![deny(warnings)]
 
 #[macro_use] // for print
 extern crate rustsbi;