82 lines
1.7 KiB
C++
82 lines
1.7 KiB
C++
#define MODULE "main"
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#include "config.h"
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#include "cpu/CPU.h"
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#include "fs/devices/DeviceFS.h"
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#include "gdt/GDT.h"
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#include "init/Init.h"
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#include "interrupts/IDT.h"
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#include "interrupts/Install.h"
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#include "interrupts/Interrupts.h"
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#include "io/PIC.h"
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#include "log/Log.h"
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#include "memory/Memory.h"
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#include "memory/MemoryMap.h"
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#include "misc/hang.h"
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#include "std/assert.h"
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#include "std/stdlib.h"
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#include "thread/PIT.h"
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#include "thread/Scheduler.h"
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#define STRINGIZE(x) #x
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#define STRINGIZE_VALUE_OF(x) STRINGIZE(x)
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extern "C" void _start()
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{
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Init::check_magic();
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Init::disable_smp(); // Put all other cores except the bootstrap one in an infinite loop
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Init::early_init();
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kinfoln("Starting Moon %s", moon_version());
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CPU::log_cpu_information();
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Memory::walk_memory_map();
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GDT::load();
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kinfoln("Loaded GDT");
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Interrupts::install();
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IDT::load();
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kinfoln("Loaded IDT");
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PIT::initialize(1000); // 1000 times per second
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kinfoln("Prepared PIT");
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Scheduler::init();
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kinfoln("Prepared scheduler");
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#ifdef RUN_TEST_AS_INIT
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ASSERT(Scheduler::load_user_task(STRINGIZE_VALUE_OF(RUN_TEST_AS_INIT)) > 0);
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#else
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ASSERT(Scheduler::load_user_task("/bin/init") > 0);
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#endif
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Scheduler::add_kernel_task("[reaper]", []() {
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while (1)
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{
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sleep(400);
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Scheduler::reap_tasks();
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}
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});
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kinfoln("Prepared scheduler tasks");
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ASSERT(VFS::mkdir("/dev") == 0);
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VFS::mount("/dev", DeviceFS::get());
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Init::finish_kernel_boot();
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PIC::remap();
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PIC::enable_master(0b11111100);
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PIC::enable_slave(0b11111111);
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Interrupts::enable();
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while (1) halt();
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} |