Test memory loads

src/main.rs

@@ -1,10 +1,7 @@
 #![no_std]
 #![no_main]
 
-use core::{
-    panic::PanicInfo,
-    ptr::{read_volatile, write_volatile},
-};
+use core::{panic::PanicInfo, ptr::{read_volatile, write_volatile}};
 use riscv_rt::entry;
 
 #[panic_handler]
@@ -17,23 +14,19 @@ static TEXT: &str = "lmao YEET";
 
 #[entry]
 fn main() -> ! {
-    const MEM_ADDR: *mut u32 = 0x8000_0004 as *mut u32;
-    const MEM_ADDR_2: *mut i32 = 0x8000_0008 as *mut i32;
     loop {
         unsafe {
-            write_volatile(MEM_ADDR, 0b11011011);
-            for _ in 0..32 {
-                let mut value = read_volatile(MEM_ADDR);
-                value <<= 1;
-                write_volatile(MEM_ADDR, value);
-            }
+            write_volatile(0x8000_0000 as *mut u32, 0x03020100);
 
-            write_volatile(MEM_ADDR_2, -0x50000000);
-            for _ in 0..32 {
-                let mut value = read_volatile(MEM_ADDR_2);
-                value >>= 1;
-                write_volatile(MEM_ADDR_2, value);
-            }
+            let _ = read_volatile(0x8000_0000 as *mut u32);
+
+            let _ = read_volatile(0x8000_0000 as *mut u16);
+            let _ = read_volatile(0x8000_0002 as *mut u16);
+
+            let _ = read_volatile(0x8000_0000 as *mut u8);
+            let _ = read_volatile(0x8000_0001 as *mut u8);
+            let _ = read_volatile(0x8000_0002 as *mut u8);
+            let _ = read_volatile(0x8000_0003 as *mut u8);
         }
     }
 }