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#include <stdint.h>
#include <kernel/console.H>
#include <kernel/pagemgr.H>
#include <kernel/heapmgr.H>
#include <kernel/cpumgr.H>
#include <util/singleton.H>
#include <kernel/cpu.H>
#include <kernel/task.H>
#include <kernel/scheduler.H>
#include <kernel/taskmgr.H>
#include <stdlib.h>
extern "C" void kernel_dispatch_task();
extern void init_main(void* unused);
class Kernel
{
public:
void cppBootstrap();
void memBootstrap();
void cpuBootstrap();
void inittaskBootstrap();
protected:
Kernel() {};
};
int main()
{
printk("Booting %s kernel...\n\n", "Chenoo");
Kernel& kernel = Singleton<Kernel>::instance();
kernel.cppBootstrap();
kernel.memBootstrap();
kernel.cpuBootstrap();
kernel.inittaskBootstrap();
kernel_dispatch_task(); // no return.
while(1);
return 0;
}
void Kernel::cppBootstrap()
{
// Call default constructors for any static objects.
extern void (*ctor_start_address)();
extern void (*ctor_end_address)();
void(**ctors)() = &ctor_start_address;
while(ctors != &ctor_end_address)
{
(*ctors)();
ctors++;
}
}
void Kernel::memBootstrap()
{
PageManager::init();
HeapManager::init();
}
void Kernel::cpuBootstrap()
{
CpuManager::init();
}
void Kernel::inittaskBootstrap()
{
task_t * t = TaskManager::createTask(&init_main, NULL);
t->cpu = CpuManager::getCurrentCPU();
TaskManager::setCurrentTask(t);
}
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