Zelda64Recomp/ultramodern/ultra64.h

258 lines
7.3 KiB
C++

#ifndef __ULTRA64_ultramodern_H__
#define __ULTRA64_ultramodern_H__
#include <stdint.h>
#ifdef __cplusplus
#include <queue>
#endif
#ifdef __GNUC__
#define UNUSED __attribute__((unused))
#define ALIGNED(x) __attribute__((aligned(x)))
#else
#define UNUSED
#define ALIGNED(x)
#endif
typedef int64_t s64;
typedef uint64_t u64;
typedef int32_t s32;
typedef uint32_t u32;
typedef int16_t s16;
typedef uint16_t u16;
typedef int8_t s8;
typedef uint8_t u8;
#define PTR(x) int32_t
#define RDRAM_ARG uint8_t *rdram,
#define RDRAM_ARG1 uint8_t *rdram
#define PASS_RDRAM rdram,
#define PASS_RDRAM1 rdram
#define TO_PTR(type, var) ((type*)(&rdram[(uint64_t)var - 0xFFFFFFFF80000000]))
#ifdef __cplusplus
#define NULLPTR (PTR(void))0
#endif
#ifndef NULL
#define NULL (PTR(void) 0)
#endif
#define OS_MESG_NOBLOCK 0
#define OS_MESG_BLOCK 1
typedef s32 OSPri;
typedef s32 OSId;
typedef u64 OSTime;
#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 */
#define M_GFXTASK 1
#define M_AUDTASK 2
#define M_VIDTASK 3
#define M_NJPEGTASK 4
/////////////
// Structs //
/////////////
// Threads
typedef struct UltraThreadContext UltraThreadContext;
typedef enum {
RUNNING,
PAUSED,
STOPPED,
BLOCKED_PAUSED,
BLOCKED_STOPPED,
PREEMPTED
} OSThreadState;
typedef struct OSThread_t {
PTR(struct OSThread_t) next; // Next thread in the given queue
OSPri priority;
uint32_t pad1;
uint32_t pad2;
uint16_t flags; // These two are swapped to reflect rdram byteswapping
uint16_t state;
OSId id;
int32_t pad3;
UltraThreadContext* context; // An actual pointer regardless of platform
int32_t sp;
bool destroyed;
} OSThread;
typedef u32 OSEvent;
typedef PTR(void) OSMesg;
typedef struct OSMesgQueue {
PTR(OSThread) blocked_on_recv; /* Linked list of threads blocked on receiving from this queue */
PTR(OSThread) blocked_on_send; /* Linked list of threads blocked on sending to this queue */
s32 validCount; /* Number of messages in the queue */
s32 first; /* Index of the first message in the ring buffer */
s32 msgCount; /* Size of message buffer */
PTR(OSMesg) msg; /* Pointer to circular buffer to store messages */
} OSMesgQueue;
// RSP
typedef struct {
u32 type;
u32 flags;
PTR(u64) ucode_boot;
u32 ucode_boot_size;
PTR(u64) ucode;
u32 ucode_size;
PTR(u64) ucode_data;
u32 ucode_data_size;
PTR(u64) dram_stack;
u32 dram_stack_size;
PTR(u64) output_buff;
PTR(u64) output_buff_size;
PTR(u64) data_ptr;
u32 data_size;
PTR(u64) yield_data_ptr;
u32 yield_data_size;
} OSTask_s;
typedef union {
OSTask_s t;
int64_t force_structure_alignment;
} OSTask;
// PI
struct OSIoMesgHdr {
// These 3 reversed due to endianness
u8 status; /* Return status */
u8 pri; /* Message priority (High or Normal) */
u16 type; /* Message type */
PTR(OSMesgQueue) retQueue; /* Return message queue to notify I/O completion */
};
struct OSIoMesg {
OSIoMesgHdr hdr; /* Message header */
PTR(void) dramAddr; /* RDRAM buffer address (DMA) */
u32 devAddr; /* Device buffer address (DMA) */
u32 size; /* DMA transfer size in bytes */
u32 piHandle; /* PI device handle */
};
struct OSPiHandle {
PTR(OSPiHandle_s) unused; /* point to next handle on the table */
// These four members reversed due to endianness
u8 relDuration; /* domain release duration */
u8 pageSize; /* domain page size */
u8 latency; /* domain latency */
u8 type; /* DEVICE_TYPE_BULK for disk */
// These three members reversed due to endianness
u16 padding; /* struct alignment padding */
u8 domain; /* which domain */
u8 pulse; /* domain pulse width */
u32 baseAddress; /* Domain address */
u32 speed; /* for roms only */
/* The following are "private" elements" */
u32 transferInfo[18]; /* for disk only */
};
typedef struct {
u32 ctrl;
u32 width;
u32 burst;
u32 vSync;
u32 hSync;
u32 leap;
u32 hStart;
u32 xScale;
u32 vCurrent;
} OSViCommonRegs;
typedef struct {
u32 origin;
u32 yScale;
u32 vStart;
u32 vBurst;
u32 vIntr;
} OSViFieldRegs;
typedef struct {
u8 padding[3];
u8 type;
OSViCommonRegs comRegs;
OSViFieldRegs fldRegs[2];
} OSViMode;
///////////////
// Functions //
///////////////
#ifdef __cplusplus
extern "C" {
#endif // __cplusplus
void osInitialize(void);
typedef void (thread_func_t)(PTR(void));
void osCreateThread(RDRAM_ARG PTR(OSThread) t, OSId id, PTR(thread_func_t) entry, PTR(void) arg, PTR(void) sp, OSPri p);
void osStartThread(RDRAM_ARG PTR(OSThread) t);
void osStopThread(RDRAM_ARG PTR(OSThread) t);
void osDestroyThread(RDRAM_ARG PTR(OSThread) t);
void osYieldThread(RDRAM_ARG1);
void osSetThreadPri(RDRAM_ARG PTR(OSThread) t, OSPri pri);
OSPri osGetThreadPri(RDRAM_ARG PTR(OSThread) thread);
OSId osGetThreadId(RDRAM_ARG PTR(OSThread) t);
s32 MQ_GET_COUNT(RDRAM_ARG PTR(OSMesgQueue));
s32 MQ_IS_EMPTY(RDRAM_ARG PTR(OSMesgQueue));
s32 MQ_IS_FULL(RDRAM_ARG PTR(OSMesgQueue));
void osCreateMesgQueue(RDRAM_ARG PTR(OSMesgQueue), PTR(OSMesg), s32);
s32 osSendMesg(RDRAM_ARG PTR(OSMesgQueue), OSMesg, s32);
s32 osJamMesg(RDRAM_ARG PTR(OSMesgQueue), OSMesg, s32);
s32 osRecvMesg(RDRAM_ARG PTR(OSMesgQueue), PTR(OSMesg), s32);
void osSetEventMesg(RDRAM_ARG OSEvent, PTR(OSMesgQueue), OSMesg);
void osViSetEvent(RDRAM_ARG PTR(OSMesgQueue), OSMesg, u32);
void osViSwapBuffer(RDRAM_ARG PTR(void) frameBufPtr);
void osViSetMode(RDRAM_ARG PTR(OSViMode));
void osViSetSpecialFeatures(uint32_t func);
void osViBlack(uint8_t active);
void osViSetXScale(float scale);
void osViSetYScale(float scale);
PTR(void) osViGetNextFramebuffer();
PTR(void) osViGetCurrentFramebuffer();
u32 osGetCount();
OSTime osGetTime();
int osSetTimer(RDRAM_ARG PTR(OSTimer) timer, OSTime countdown, OSTime interval, PTR(OSMesgQueue) mq, OSMesg msg);
int osStopTimer(RDRAM_ARG PTR(OSTimer) timer);
u32 osVirtualToPhysical(PTR(void) addr);
#ifdef __cplusplus
} // extern "C"
#endif
#endif