kapi/memory: implement multi-frame allocation

1 files changed, 9 insertions, 4 deletions

diff --git a/kernel/src/kapi/memory.cpp b/kernel/src/kapi/memory.cpp
index 2f707ec..ebd4c15 100644
--- a/kernel/src/kapi/memory.cpp
+++ b/kernel/src/kapi/memory.cpp
@@ -15,14 +15,14 @@ namespace teachos::memory
     {
       bad_frame_allocator static instance;
 
-      auto allocate() noexcept -> std::optional<frame> override
+      auto allocate_many(std::size_t) noexcept -> std::optional<std::pair<frame, std::size_t>> override
       {
-        system::panic("Tried to allocate a frame without an active allocator.");
+        system::panic("Tried to allocate frames without an active allocator.");
       }
 
-      auto release(frame) -> void override
+      auto release_many(std::pair<frame, std::size_t>) -> void override
       {
-        system::panic("Tried to release a frame without an active allocator.");
+        system::panic("Tried to release frames without an active allocator.");
       }
     };
 
@@ -76,6 +76,11 @@ namespace teachos::memory
     return active_frame_allocator->allocate();
   }
 
+  auto allocate_many_frames(std::size_t count) -> std::optional<std::pair<frame, std::size_t>>
+  {
+    return active_frame_allocator->allocate_many(count);
+  }
+
   auto map(page page, frame frame) -> std::byte *
   {
     return active_page_mapper->map(page, frame, page_mapper::flags::empty);