virtualbox: impl read_frame

Wenzel · Apr 29, 2021 · 88b48f4 · 88b48f4
1 parent 49a0b0a
commit 88b48f4
Showing 1 changed file with 3 additions and 13 deletions.
diff --git a/src/driver/virtualbox.rs b/src/driver/virtualbox.rs
@@ -2,10 +2,7 @@ use std::error::Error;
 
 use fdp::{RegisterType, FDP};
 
-use crate::api::{
-    DriverInitParam, DriverType, Introspectable, Registers, SegmentReg, SystemTableReg,
-    X86Registers,
-};
+use crate::api::{DriverInitParam, DriverType, Introspectable, Registers, SegmentReg, SystemTableReg, X86Registers, PageFrame};
 
 // unit struct
 #[derive(Debug)]
@@ -30,15 +27,8 @@ impl Introspectable for VBox {
         Ok(1)
     }
 
-    fn read_physical(
-        &self,
-        paddr: u64,
-        buf: &mut [u8],
-        bytes_read: &mut u64,
-    ) -> Result<(), Box<dyn Error>> {
-        self.fdp.read_physical_memory(paddr, buf)?;
-        *bytes_read = buf.len() as u64;
-        Ok(())
+    fn read_frame(&self, frame: PageFrame, buf: &mut [u8]) -> Result<(), IoError> {
+        self.fdp.read_physical_memory(frame.to_paddr(), buf)
     }
 
     fn get_max_physical_addr(&self) -> Result<u64, Box<dyn Error>> {