72 lines
1.9 KiB
C++
72 lines
1.9 KiB
C++
#include "Log.h"
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#include "arch/CPU.h"
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#include "arch/MMU.h"
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#include "arch/Serial.h"
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#include "arch/Timer.h"
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#include "boot/Init.h"
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#include "config.h"
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#include "memory/Heap.h"
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#include "memory/KernelVM.h"
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#include "memory/MemoryManager.h"
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#include "thread/Scheduler.h"
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#include <luna/Result.h>
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#include <luna/Units.h>
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void async_thread()
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{
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while (true)
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{
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Thread* current = Scheduler::current();
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kinfoln("Ticks: %lu, %lu user, %lu kernel, %lu idle", current->ticks, current->ticks_in_user,
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current->ticks_in_kernel, Scheduler::idle()->ticks);
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CPU::wait_for_interrupt();
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kernel_sleep(1000);
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}
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}
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void heap_thread()
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{
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CPU::disable_interrupts();
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dump_heap_usage();
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kdbgln("Kernel uses %lu vm pages", KernelVM::used() / ARCH_PAGE_SIZE);
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while (true) kernel_sleep(UINT64_MAX);
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}
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Result<void> init()
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{
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kinfoln("Starting Moon %s", MOON_VERSION);
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kinfoln("Current platform: %s", CPU::platform_string());
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kinfoln("Current processor: %s", CPU::identify().value_or("(unknown)"));
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Timer::init();
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kinfoln("Total memory: %s", to_dynamic_unit(MemoryManager::total()).release_value().chars());
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kinfoln("Free memory: %s", to_dynamic_unit(MemoryManager::free()).release_value().chars());
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kinfoln("Used memory: %s", to_dynamic_unit(MemoryManager::used()).release_value().chars());
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kinfoln("Reserved memory: %s", to_dynamic_unit(MemoryManager::reserved()).release_value().chars());
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Thread::init();
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Scheduler::init();
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TRY(Scheduler::new_kernel_thread(async_thread));
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TRY(Scheduler::new_kernel_thread(heap_thread));
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CPU::platform_finish_init();
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CPU::enable_interrupts();
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return {};
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}
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extern "C" [[noreturn]] void _start()
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{
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Init::check_magic();
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Init::early_init();
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auto rc = init();
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if (rc.has_error()) kerrorln("Runtime error: %s", rc.error_string());
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CPU::idle_loop();
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} |