More adjustments for unsafe-cell

David-OConnor · David-OConnor · commit 5e713467e11b · 2023-12-19T09:08:47.000-05:00
diff --git a/src/spi.rs b/src/spi.rs
@@ -651,6 +651,7 @@ where
     fn send(&mut self, word: u8) -> Result<(), SpiError> {
         // NOTE(write_volatile) see note above
         unsafe {
+            #[allow(invalid_reference_casting)]
             ptr::write_volatile(&self.regs.txdr as *const _ as *mut u8, word);
         }
         // write CSTART to start a transaction in
@@ -675,6 +676,7 @@ where
             return Err(SpiError::Crc);
         }
 
+        #[allow(invalid_reference_casting)]
         unsafe {
             ptr::write_volatile(&self.regs.txdr as *const _ as *mut _, word);
             Ok(ptr::read_volatile(&self.regs.rxdr as *const _ as *const u8))

Original file line number	Diff line number	Diff line change
`@@ -651,6 +651,7 @@ where`
`651`	`651`	`fn send(&mut self, word: u8) -> Result<(), SpiError> {`
`652`	`652`	`// NOTE(write_volatile) see note above`
`653`	`653`	`unsafe {`
	`654`	`+ #[allow(invalid_reference_casting)]`
`654`	`655`	`ptr::write_volatile(&self.regs.txdr as const _ as mut u8, word);`
`655`	`656`	`}`
`656`	`657`	`// write CSTART to start a transaction in`
`@@ -675,6 +676,7 @@ where`
`675`	`676`	`return Err(SpiError::Crc);`
`676`	`677`	`}`
`677`	`678`
	`679`	`+ #[allow(invalid_reference_casting)]`
`678`	`680`	`unsafe {`
`679`	`681`	`ptr::write_volatile(&self.regs.txdr as const _ as mut _, word);`
`680`	`682`	`Ok(ptr::read_volatile(&self.regs.rxdr as const _ as const u8))`