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-rw-r--r--kernel/memory/frame.sats4
1 files changed, 4 insertions, 0 deletions
diff --git a/kernel/memory/frame.sats b/kernel/memory/frame.sats
index dfd422e..6580ab0 100644
--- a/kernel/memory/frame.sats
+++ b/kernel/memory/frame.sats
@@ -2,6 +2,9 @@
staload "kernel/bootinfo/multiboot.sats"
+// Physical address type
+typedef paddr = Ptr0
+
typedef frame_t = @{
num = size_t
}
@@ -16,6 +19,7 @@ typedef frame_allocator_t = @{
}
fn containing_address{l:addr}(ptr l):<> frame_t
+fn start_address(frame_t):<> paddr
fn allocate_frame () : frame_t
fn deallocate_frame () : void