GXFifo.c File Reference

#include <macros.h>
#include <stddef.h>
#include "__gx.h"
#include <dolphin/base/PPCArch.h>
#include <dolphin/gx.h>
#include <dolphin/os.h>

Macros
#define	SOME_MACRO1(fifo)
#define	SOME_MACRO2(fifo)
#define	SET_REG_FIELD2(line, reg, mask, val)

Functions
static void	__GXFifoReadEnable (void)
static void	__GXFifoReadDisable (void)
static void	__GXFifoLink (u8 arg0)
static void	__GXWriteFifoIntEnable (u8 arg0, u8 arg1)
static void	__GXWriteFifoIntReset (u8 arg0, u8 arg1)
static void	GXOverflowHandler (s16 interrupt, OSContext *context)
static void	GXUnderflowHandler (s16 interrupt, OSContext *context)
static void	GXBreakPointHandler (s16 interrupt, OSContext *context)
static void	GXCPInterruptHandler (s16 interrupt, OSContext *context)
void	GXInitFifoBase (GXFifoObj *fifo, void *base, u32 size)
void	GXInitFifoPtrs (GXFifoObj *fifo, void *readPtr, void *writePtr)
void	GXInitFifoLimits (GXFifoObj *fifo, u32 hiWatermark, u32 loWatermark)
void	GXSetCPUFifo (GXFifoObj *fifo)
void	GXSetGPFifo (GXFifoObj *fifo)
void	GXSaveCPUFifo (GXFifoObj *fifo)
void	__GXSaveCPUFifoAux (struct __GXFifoObj *realFifo)
void	GXSaveGPFifo (GXFifoObj *fifo)
void	GXGetGPStatus (GXBool *overhi, GXBool *underlow, GXBool *readIdle, GXBool *cmdIdle, GXBool *brkpt)
void	GXGetFifoStatus (GXFifoObj *fifo, GXBool *overhi, GXBool *underflow, u32 *fifoCount, GXBool *cpuWrite, GXBool *gpRead, GXBool *fifowrap)
void	GXGetFifoPtrs (GXFifoObj *fifo, void **readPtr, void **writePtr)
void *	GXGetFifoBase (GXFifoObj *fifo)
u32	GXGetFifoSize (GXFifoObj *fifo)
void	GXGetFifoLimits (GXFifoObj *fifo, u32 *hi, u32 *lo)
GXBreakPtCallback	GXSetBreakPtCallback (GXBreakPtCallback cb)
void	GXEnableBreakPt (void *break_pt)
void	GXDisableBreakPt (void)
void	__GXFifoInit (void)
void	__GXInsaneWatermark (void)
void	__GXCleanGPFifo (void)
OSThread *	GXSetCurrentGXThread (void)
OSThread *	GXGetCurrentGXThread (void)
GXFifoObj *	GXGetCPUFifo (void)
GXFifoObj *	GXGetGPFifo (void)
u32	GXGetOverflowCount (void)
u32	GXResetOverflowCount (void)
volatile void *	GXRedirectWriteGatherPipe (void *ptr)
void	GXRestoreWriteGatherPipe (void)

Variables
static struct __GXFifoObj *	CPUFifo
static struct __GXFifoObj *	GPFifo
static OSThread *	__GXCurrentThread
static GXBool	CPGPLinked
static BOOL	GXOverflowSuspendInProgress
static GXBreakPtCallback	BreakPointCB
static u32	__GXOverflowCount
void *	__GXCurrentBP

Macro Definition Documentation

SOME_MACRO1

#define SOME_MACRO1

(

fifo

)

Value:

do {                                                                      \
    u32 temp = __cpReg[29] << 16;                                         \
    temp |= __cpReg[28];                                                  \
    fifo->rdPtr = OSPhysicalToCached(temp);                               \
} while (0)

SOME_MACRO2

#define SOME_MACRO2

(

fifo

)

Value:

do {                                                                      \
    u32 temp = __cpReg[25] << 16;                                         \
    temp |= __cpReg[24];                                                  \
    fifo->count = temp;                                                   \
} while (0)

SET_REG_FIELD2

#define SET_REG_FIELD2	(		line,
			reg,
			mask,
			val )

Value:

do {                                                                      \
    ASSERTMSGLINE(line, ((val) & ~(mask)) == 0,                           \
                  "GX Internal: Register field out of range");            \
    (reg) = ((u32) (reg) & ~(mask)) | ((u32) (val));                      \
} while (0)

Function Documentation

__GXFifoReadEnable()

void __GXFifoReadEnable ( void )

static

__GXFifoReadDisable()

void __GXFifoReadDisable ( void )

static

__GXFifoLink()

void __GXFifoLink ( u8 arg0 )

static

__GXWriteFifoIntEnable()

void __GXWriteFifoIntEnable ( u8 arg0, u8 arg1 )

static

__GXWriteFifoIntReset()

void __GXWriteFifoIntReset ( u8 arg0, u8 arg1 )

static

GXOverflowHandler()

void GXOverflowHandler ( s16 interrupt, OSContext * context )

static

GXUnderflowHandler()

void GXUnderflowHandler ( s16 interrupt, OSContext * context )

static

GXBreakPointHandler()

void GXBreakPointHandler ( s16 interrupt, OSContext * context )

static

GXCPInterruptHandler()

void GXCPInterruptHandler ( s16 interrupt, OSContext * context )

static

GXInitFifoBase()

void GXInitFifoBase	(	GXFifoObj *	fifo,
		void *	base,
		u32	size )

GXInitFifoPtrs()

void GXInitFifoPtrs	(	GXFifoObj *	fifo,
		void *	readPtr,
		void *	writePtr )

GXInitFifoLimits()

void GXInitFifoLimits	(	GXFifoObj *	fifo,
		u32	hiWatermark,
		u32	loWatermark )

GXSetCPUFifo()

void GXSetCPUFifo

(

GXFifoObj *

fifo

)

GXSetGPFifo()

void GXSetGPFifo

(

GXFifoObj *

fifo

)

GXSaveCPUFifo()

void GXSaveCPUFifo

(

GXFifoObj *

fifo

)

__GXSaveCPUFifoAux()

void __GXSaveCPUFifoAux

(

struct __GXFifoObj *

realFifo

)

GXSaveGPFifo()

void GXSaveGPFifo

(

GXFifoObj *

fifo

)

GXGetGPStatus()

void GXGetGPStatus	(	GXBool *	overhi,
		GXBool *	underlow,
		GXBool *	readIdle,
		GXBool *	cmdIdle,
		GXBool *	brkpt )

GXGetFifoStatus()

void GXGetFifoStatus	(	GXFifoObj *	fifo,
		GXBool *	overhi,
		GXBool *	underflow,
		u32 *	fifoCount,
		GXBool *	cpuWrite,
		GXBool *	gpRead,
		GXBool *	fifowrap )

GXGetFifoPtrs()

void GXGetFifoPtrs	(	GXFifoObj *	fifo,
		void **	readPtr,
		void **	writePtr )

GXGetFifoBase()

void * GXGetFifoBase

(

GXFifoObj *

fifo

)

GXGetFifoSize()

u32 GXGetFifoSize

(

GXFifoObj *

fifo

)

GXGetFifoLimits()

void GXGetFifoLimits	(	GXFifoObj *	fifo,
		u32 *	hi,
		u32 *	lo )

GXSetBreakPtCallback()

GXBreakPtCallback GXSetBreakPtCallback

(

GXBreakPtCallback

cb

)

GXEnableBreakPt()

void GXEnableBreakPt

(

void *

break_pt

)

GXDisableBreakPt()

void GXDisableBreakPt

(

void

)

__GXFifoInit()

void __GXFifoInit

(

void

)

__GXInsaneWatermark()

void __GXInsaneWatermark

(

void

)

__GXCleanGPFifo()

void __GXCleanGPFifo

(

void

)

GXSetCurrentGXThread()

OSThread * GXSetCurrentGXThread

(

void

)

GXGetCurrentGXThread()

OSThread * GXGetCurrentGXThread

(

void

)

GXGetCPUFifo()

GXFifoObj * GXGetCPUFifo

(

void

)

GXGetGPFifo()

GXFifoObj * GXGetGPFifo

(

void

)

GXGetOverflowCount()

u32 GXGetOverflowCount

(

void

)

GXResetOverflowCount()

u32 GXResetOverflowCount

(

void

)

GXRedirectWriteGatherPipe()

volatile void * GXRedirectWriteGatherPipe

(

void *

ptr

)

GXRestoreWriteGatherPipe()

void GXRestoreWriteGatherPipe

(

void

)

Variable Documentation

CPUFifo

struct __GXFifoObj* CPUFifo

static

GPFifo

struct __GXFifoObj* GPFifo

static

__GXCurrentThread

OSThread* __GXCurrentThread

static

CPGPLinked

GXBool CPGPLinked

static

GXOverflowSuspendInProgress

BOOL GXOverflowSuspendInProgress

static

BreakPointCB

GXBreakPtCallback BreakPointCB

static

__GXOverflowCount

u32 __GXOverflowCount

static

__GXCurrentBP

void * __GXCurrentBP