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changed log stuff and removed unnecessary transmute

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Erin 2022-12-23 22:58:29 +01:00 committed by ondra05
parent eae5979921
commit ec5b21292e
1 changed files with 6 additions and 6 deletions
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12
kernel/src/allocator.rs
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@ -68,8 +68,8 @@ static ALLOCATOR: Allocator = Allocator(Mutex::new(None));
pub fn init() { pub fn init() {
log::info!("Initialising kernel heap allocator"); log::info!("Initialising kernel heap allocator");
let memory_size = unsafe { mem::transmute(INITIAL_KERNEL_HEAP_SIZE) }; *ALLOCATOR.0.lock() =
*ALLOCATOR.0.lock() = Some(unsafe { Heap::new(INITIAL_KERNEL_HEAP_START, memory_size) }); Some(unsafe { Heap::new(INITIAL_KERNEL_HEAP_START, INITIAL_KERNEL_HEAP_SIZE as _) });
} }
// FIXME: these are arch-specific // FIXME: these are arch-specific
@ -123,7 +123,7 @@ impl Heap {
let size = size + mem::size_of::<Header>(); let size = size + mem::size_of::<Header>();
let chunks_needed = (size + CHUNK_SIZE - 1) / CHUNK_SIZE; let chunks_needed = (size + CHUNK_SIZE - 1) / CHUNK_SIZE;
let chunk_alignment = (alignment + CHUNK_SIZE - 1) / CHUNK_SIZE; let chunk_alignment = (alignment + CHUNK_SIZE - 1) / CHUNK_SIZE;
log::info!("size: {size} chunks: {chunks_needed} align: {chunk_alignment}"); log::debug!("size: {size} chunks: {chunks_needed} align: {chunk_alignment}");
if chunks_needed + chunk_alignment > self.free_chunks() { if chunks_needed + chunk_alignment > self.free_chunks() {
return None; return None;
@ -137,11 +137,11 @@ impl Heap {
// Align the starting address and verify that we haven't gone outside the calculated free area // Align the starting address and verify that we haven't gone outside the calculated free area
let addr = let addr =
addr_unaligned + alignment - (addr_unaligned + mem::size_of::<Header>()) % alignment; addr_unaligned + alignment - (addr_unaligned + mem::size_of::<Header>()) % alignment;
log::info!( log::debug!(
"Addr unaligned: 0x{addr_unaligned:x} (offset: 0x{:x})", "Addr unaligned: 0x{addr_unaligned:x} (offset: 0x{:x})",
addr_unaligned - chunks_addr addr_unaligned - chunks_addr
); );
log::info!("Addr: 0x{addr:x} (offset: 0x{:x})", addr - chunks_addr); log::trace!("Addr: 0x{addr:x} (offset: 0x{:x})", addr - chunks_addr);
let aligned_first_chunk = (addr - chunks_addr) / CHUNK_SIZE; let aligned_first_chunk = (addr - chunks_addr) / CHUNK_SIZE;
assert!(first_chunk <= aligned_first_chunk); assert!(first_chunk <= aligned_first_chunk);
assert!( assert!(
@ -158,7 +158,7 @@ impl Heap {
self.allocated_chunks += chunks_needed; self.allocated_chunks += chunks_needed;
let ptr: *mut u8 = unsafe { mem::transmute(header.add(1)) }; let ptr: *mut u8 = unsafe { mem::transmute(header.add(1)) };
log::info!("{ptr:p}"); log::trace!("{ptr:p}");
// FIXME: zero or scrub memory? // FIXME: zero or scrub memory?
assert!(ptr.is_aligned_to(alignment)); assert!(ptr.is_aligned_to(alignment));
NonNull::new(ptr) NonNull::new(ptr)