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-rw-r--r--arch/x86_64/kapi/platform.cpp62
1 files changed, 0 insertions, 62 deletions
diff --git a/arch/x86_64/kapi/platform.cpp b/arch/x86_64/kapi/platform.cpp
deleted file mode 100644
index fb27329..0000000
--- a/arch/x86_64/kapi/platform.cpp
+++ /dev/null
@@ -1,62 +0,0 @@
-#include "kapi/platform.hpp"
-
-#include "kapi/acpi.hpp"
-#include "kapi/devices.hpp"
-
-#include "arch/devices/local_apic.hpp"
-
-#include <kstd/memory>
-#include <kstd/print>
-
-#include <ranges>
-#include <utility>
-
-namespace kapi::platform
-{
- namespace
- {
- constexpr auto candidate_flags = acpi::processor_local_apic::flags::processor_enabled //
- | acpi::processor_local_apic::flags::online_capable;
- }
-
- auto discover_cpu_topology(kapi::devices::bus & bus) -> bool
- {
- auto static const core_major = kapi::devices::allocate_major_number();
- auto static const interrupt_controller_major = kapi::devices::allocate_major_number();
-
- auto madt = kapi::acpi::get_table<acpi::madt_table_signature>();
- if (!madt)
- {
- kstd::println("[x86_64:PLT] Failed to find ACPI APIC table");
- return false;
- }
-
- auto bsp_found = false;
- auto core_count = 0uz;
- auto local_apic_address = madt->local_interrupt_controller_address();
-
- auto lapic_entries = *madt | std::views::filter([](auto const & entry) {
- return entry.type() == acpi::multiple_apic_description_table_entry::types::processor_local_apic;
- }) | std::views::transform([](auto const & entry) {
- return static_cast<acpi::processor_local_apic const &>(entry);
- }) | std::views::filter([](auto const & entry) {
- return static_cast<bool>(entry.active_flags() & candidate_flags);
- });
-
- for (auto const & apic : lapic_entries)
- {
- auto is_bsp = !bsp_found;
- bsp_found = true;
- auto instance = kstd::make_unique<arch::devices::local_apic>(interrupt_controller_major, core_count,
- apic.apic_id(), local_apic_address, is_bsp);
- if (kapi::platform::cpu_detected(bus, core_major, core_count, apic.processor_id(), is_bsp, std::move(instance)))
- {
- ++core_count;
- }
- }
-
- kstd::println("[x86_64:PLT] Found {} CPU cores", core_count);
- return core_count > 0;
- }
-
-} // namespace kapi::platform