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authorFelix Morgner <felix.morgner@ost.ch>2026-04-01 13:31:20 +0200
committerFelix Morgner <felix.morgner@ost.ch>2026-04-01 13:31:20 +0200
commit790ffa870dee2c14cd45f669c0eb3e95c15fd1b6 (patch)
tree87aef491cb4d43dc75b8acc5979d025d8bd1a170 /kernel/src/test_support
parent6c1921d77a6d23bd5850db5b8db20e0f1bc67f40 (diff)
downloadteachos-790ffa870dee2c14cd45f669c0eb3e95c15fd1b6.tar.xz
teachos-790ffa870dee2c14cd45f669c0eb3e95c15fd1b6.zip
kernel: add bitmap_allocator tests
Diffstat (limited to 'kernel/src/test_support')
-rw-r--r--kernel/src/test_support/kapi/memory.cpp8
1 files changed, 4 insertions, 4 deletions
diff --git a/kernel/src/test_support/kapi/memory.cpp b/kernel/src/test_support/kapi/memory.cpp
index 6de2f60..556962c 100644
--- a/kernel/src/test_support/kapi/memory.cpp
+++ b/kernel/src/test_support/kapi/memory.cpp
@@ -19,6 +19,7 @@ namespace kapi::memory
{
//! The size of the simulated RAM.
constexpr auto simulate_memory_size = kstd::units::MiB(32);
+ constexpr auto number_of_simulated_frames = simulate_memory_size / frame::size;
struct test_boostrap_frame_allocator : frame_allocator
{
@@ -66,10 +67,9 @@ namespace kapi::memory
auto handoff_to_kernel_pmm(frame_allocator & new_allocator) -> void
{
- for (auto i = 0uz; i < boostrap_allocator.next_free_frame; ++i)
- {
- new_allocator.mark_used(frame{i});
- }
+ auto first_free_frame = boostrap_allocator.next_free_frame;
+ auto number_of_free_frames = number_of_simulated_frames - first_free_frame;
+ new_allocator.release_many({frame{first_free_frame}, number_of_free_frames});
}
} // namespace