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#ifndef ULTRA64_MESSAGE_H
#define ULTRA64_MESSAGE_H
#define OS_MESG_NOBLOCK 0
#define OS_MESG_BLOCK 1
#ifndef BBPLAYER
#define OS_NUM_EVENTS 15
#else
#define OS_NUM_EVENTS 31
#endif
#define OS_EVENT_SW1 0 /* CPU SW1 interrupt */
#define OS_EVENT_SW2 1 /* CPU SW2 interrupt */
#define OS_EVENT_CART 2 /* Cartridge interrupt: used by rmon */
#define OS_EVENT_COUNTER 3 /* Counter int: used by VI/Timer Mgr */
#define OS_EVENT_SP 4 /* SP task done interrupt */
#define OS_EVENT_SI 5 /* SI (controller) interrupt */
#define OS_EVENT_AI 6 /* AI interrupt */
#define OS_EVENT_VI 7 /* VI interrupt: used by VI/Timer Mgr */
#define OS_EVENT_PI 8 /* PI interrupt: used by PI Manager */
#define OS_EVENT_DP 9 /* DP full sync interrupt */
#define OS_EVENT_CPU_BREAK 10 /* CPU breakpoint: used by rmon */
#define OS_EVENT_SP_BREAK 11 /* SP breakpoint: used by rmon */
#define OS_EVENT_FAULT 12 /* CPU fault event: used by rmon */
#define OS_EVENT_THREADSTATUS 13 /* CPU thread status: used by rmon */
#define OS_EVENT_PRENMI 14 /* Pre NMI interrupt */
#ifdef BBPLAYER
#define OS_EVENT_FLASH 23 /* NAND flash operation complete */
#define OS_EVENT_AES 24 /* AES decryption complete */
#define OS_EVENT_IDE 25 /* IDE transfer complete */
#define OS_EVENT_PI_ERR 26 /* PI Error? */
#define OS_EVENT_USB0 27 /* USB Controller 0 */
#define OS_EVENT_USB1 28 /* USB Controller 1 */
#define OS_EVENT_UNK_29 29 /* ? */
#define OS_EVENT_MD 30 /* Memory card removed */
#endif
#ifdef _LANGUAGE_C
#include "thread.h"
typedef void* OSMesg;
typedef u32 OSEvent;
typedef struct OSMesgQueue {
/* 0x00 */ OSThread* mtqueue;
/* 0x04 */ OSThread* fullqueue;
/* 0x08 */ s32 validCount;
/* 0x0C */ s32 first;
/* 0x10 */ s32 msgCount;
/* 0x14 */ OSMesg* msg;
} OSMesgQueue; // size = 0x18
/* Get count of valid messages in queue */
#define MQ_GET_COUNT(mq) ((mq)->validCount)
/* Determine if message queue is empty or full */
#define MQ_IS_EMPTY(mq) (MQ_GET_COUNT(mq) == 0)
#define MQ_IS_FULL(mq) (MQ_GET_COUNT(mq) >= (mq)->msgCount)
#else
/* OSMesgQueue struct member offsets */
#define MQ_MTQUEUE 0x00
#define MQ_FULLQUEUE 0x04
#define MQ_VALIDCOUNT 0x08
#define MQ_FIRST 0x0C
#define MQ_MSGCOUNT 0x10
#define MQ_MSG 0x14
#endif
#endif
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