#include <ultra64.h>
#include "functions.h"
#include "variables.h"

OSPiHandle CartRomHandle;
OSPiHandle *osCartRomInit(void)
{
	u32 domain;
	u32 saveMask;
	
	domain = 0;

	if (CartRomHandle.baseAddress == PHYS_TO_K1(PI_DOM1_ADDR2))
		return &CartRomHandle;

	CartRomHandle.type = DEVICE_TYPE_CART;
	CartRomHandle.baseAddress = PHYS_TO_K1(PI_DOM1_ADDR2);
	osPiRawReadIo(NULL, &domain);
	CartRomHandle.latency = domain & 0xff;
	CartRomHandle.pulse = (domain >> 8) & 0xff;
	CartRomHandle.pageSize = (domain >> 0x10) & 0xf;
	CartRomHandle.relDuration = (domain >> 0x14) & 0xf;
	CartRomHandle.domain = PI_DOMAIN1;
	CartRomHandle.speed = 0;

	bzero(&CartRomHandle.transferInfo, sizeof(__OSTranxInfo));

	saveMask = __osDisableInt();
	CartRomHandle.next = __osPiTable;
	__osPiTable = &CartRomHandle;
	__osRestoreInt(saveMask);
	
	return &CartRomHandle;
}