#pragma once

#include "Emu/Memory/vm.h"
#include "Emu/Cell/ErrorCodes.h"
#include "Emu/IdManager.h"

enum : u64
{
	SYS_VM_STATE_INVALID   = 0ull,
	SYS_VM_STATE_UNUSED    = 1ull,
	SYS_VM_STATE_ON_MEMORY = 2ull,
	SYS_VM_STATE_STORED    = 4ull,

	SYS_VM_POLICY_AUTO_RECOMMENDED = 1ull,
};

struct sys_vm_statistics_t
{
	be_t<u64> page_fault_ppu; // Number of bad virtual memory accesses from a PPU thread.
	be_t<u64> page_fault_spu; // Number of bad virtual memory accesses from a SPU thread.
	be_t<u64> page_in;        // Number of virtual memory backup reading operations.
	be_t<u64> page_out;       // Number of virtual memory backup writing operations.
	be_t<u32> pmem_total;     // Total physical memory allocated for the virtual memory area.
	be_t<u32> pmem_used;      // Physical memory in use by the virtual memory area.
	be_t<u64> timestamp;
};

// SysCalls
error_code sys_vm_memory_map(u32 vsize, u32 psize, u32 cid, u64 flag, u64 policy, vm::ptr<u32> addr);
error_code sys_vm_memory_map_different(u32 vsize, u32 psize, u32 cid, u64 flag, u64 policy, vm::ptr<u32> addr);
error_code sys_vm_unmap(u32 addr);
error_code sys_vm_append_memory(u32 addr, u32 size);
error_code sys_vm_return_memory(u32 addr, u32 size);
error_code sys_vm_lock(u32 addr, u32 size);
error_code sys_vm_unlock(u32 addr, u32 size);
error_code sys_vm_touch(u32 addr, u32 size);
error_code sys_vm_flush(u32 addr, u32 size);
error_code sys_vm_invalidate(u32 addr, u32 size);
error_code sys_vm_store(u32 addr, u32 size);
error_code sys_vm_sync(u32 addr, u32 size);
error_code sys_vm_test(u32 addr, u32 size, vm::ptr<u64> result);
error_code sys_vm_get_statistics(u32 addr, vm::ptr<sys_vm_statistics_t> stat);