mirror of
https://github.com/pmret/papermario.git
synced 2024-11-18 17:02:46 +01:00
225 lines
6.8 KiB
C
Executable File
225 lines
6.8 KiB
C
Executable File
|
|
/*====================================================================
|
|
* os_pi.h
|
|
*
|
|
* Copyright 1995, Silicon Graphics, Inc.
|
|
* All Rights Reserved.
|
|
*
|
|
* This is UNPUBLISHED PROPRIETARY SOURCE CODE of Silicon Graphics,
|
|
* Inc.; the contents of this file may not be disclosed to third
|
|
* parties, copied or duplicated in any form, in whole or in part,
|
|
* without the prior written permission of Silicon Graphics, Inc.
|
|
*
|
|
* RESTRICTED RIGHTS LEGEND:
|
|
* Use, duplication or disclosure by the Government is subject to
|
|
* restrictions as set forth in subdivision (c)(1)(ii) of the Rights
|
|
* in Technical Data and Computer Software clause at DFARS
|
|
* 252.227-7013, and/or in similar or successor clauses in the FAR,
|
|
* DOD or NASA FAR Supplement. Unpublished - rights reserved under the
|
|
* Copyright Laws of the United States.
|
|
*====================================================================*/
|
|
|
|
/*---------------------------------------------------------------------*
|
|
Copyright (C) 1998 Nintendo. (Originated by SGI)
|
|
|
|
$RCSfile: os_pi.h,v $
|
|
$Revision: 1.1 $
|
|
$Date: 1998/10/09 08:01:16 $
|
|
*---------------------------------------------------------------------*/
|
|
|
|
#ifndef _OS_PI_H_
|
|
#define _OS_PI_H_
|
|
|
|
#ifdef _LANGUAGE_C_PLUS_PLUS
|
|
extern "C" {
|
|
#endif
|
|
|
|
#include <PR/ultratypes.h>
|
|
#include "os_thread.h"
|
|
#include "os_message.h"
|
|
|
|
|
|
#if defined(_LANGUAGE_C) || defined(_LANGUAGE_C_PLUS_PLUS)
|
|
|
|
/**************************************************************************
|
|
*
|
|
* Type definitions
|
|
*
|
|
*/
|
|
|
|
/*
|
|
* Structure for Enhanced PI interface
|
|
*/
|
|
|
|
/*
|
|
* OSTranxInfo is set up for Leo Disk DMA. This info will be maintained
|
|
* by exception handler. This is how the PIMGR and the ISR communicate.
|
|
*/
|
|
|
|
typedef struct {
|
|
u32 errStatus; /* error status */
|
|
void *dramAddr; /* RDRAM buffer address (DMA) */
|
|
void *C2Addr; /* C2 buffer address */
|
|
u32 sectorSize; /* size of transfering sector */
|
|
u32 C1ErrNum; /* total # of C1 errors */
|
|
u32 C1ErrSector[4]; /* error sectors */
|
|
} __OSBlockInfo;
|
|
|
|
typedef struct {
|
|
u32 cmdType; /* for disk only */
|
|
u16 transferMode; /* Block, Track, or sector? */
|
|
u16 blockNum; /* which block is transfering */
|
|
s32 sectorNum; /* which sector is transfering */
|
|
u32 devAddr; /* Device buffer address */
|
|
u32 bmCtlShadow; /* asic bm_ctl(510) register shadow ram */
|
|
u32 seqCtlShadow; /* asic seq_ctl(518) register shadow ram */
|
|
__OSBlockInfo block[2]; /* bolck transfer info */
|
|
} __OSTranxInfo;
|
|
|
|
|
|
typedef struct OSPiHandle_s {
|
|
struct OSPiHandle_s *next; /* point to next handle on the table */
|
|
u8 type; /* DEVICE_TYPE_BULK for disk */
|
|
u8 latency; /* domain latency */
|
|
u8 pageSize; /* domain page size */
|
|
u8 relDuration; /* domain release duration */
|
|
u8 pulse; /* domain pulse width */
|
|
u8 domain; /* which domain */
|
|
u32 baseAddress; /* Domain address */
|
|
u32 speed; /* for roms only */
|
|
/* The following are "private" elements" */
|
|
__OSTranxInfo transferInfo; /* for disk only */
|
|
} OSPiHandle;
|
|
|
|
typedef struct {
|
|
u8 type;
|
|
u32 address;
|
|
} OSPiInfo;
|
|
|
|
/*
|
|
* Structure for I/O message block
|
|
*/
|
|
typedef struct {
|
|
u16 type; /* Message type */
|
|
u8 pri; /* Message priority (High or Normal) */
|
|
u8 status; /* Return status */
|
|
OSMesgQueue *retQueue; /* Return message queue to notify I/O
|
|
* completion */
|
|
} OSIoMesgHdr;
|
|
|
|
typedef struct {
|
|
OSIoMesgHdr hdr; /* Message header */
|
|
void * dramAddr; /* RDRAM buffer address (DMA) */
|
|
u32 devAddr; /* Device buffer address (DMA) */
|
|
u32 size; /* DMA transfer size in bytes */
|
|
OSPiHandle *piHandle; /* PI device handle */
|
|
} OSIoMesg;
|
|
|
|
/*
|
|
* Structure for device manager block
|
|
*/
|
|
typedef struct {
|
|
s32 active; /* Status flag */
|
|
OSThread *thread; /* Calling thread */
|
|
OSMesgQueue *cmdQueue; /* Command queue */
|
|
OSMesgQueue *evtQueue; /* Event queue */
|
|
OSMesgQueue *acsQueue; /* Access queue */
|
|
/* Raw DMA routine */
|
|
s32 (*dma)(s32, u32, void *, u32);
|
|
s32 (*edma)(OSPiHandle *, s32, u32, void *, u32);
|
|
} OSDevMgr;
|
|
|
|
|
|
#endif /* defined(_LANGUAGE_C) || defined(_LANGUAGE_C_PLUS_PLUS) */
|
|
|
|
/**************************************************************************
|
|
*
|
|
* Global definitions
|
|
*
|
|
*/
|
|
|
|
/* Flags to indicate direction of data transfer */
|
|
|
|
#define OS_READ 0 /* device -> RDRAM */
|
|
#define OS_WRITE 1 /* device <- RDRAM */
|
|
#define OS_OTHERS 2 /* for Leo disk only */
|
|
|
|
/*
|
|
* I/O message types
|
|
*/
|
|
#define OS_MESG_TYPE_BASE (10)
|
|
#define OS_MESG_TYPE_LOOPBACK (OS_MESG_TYPE_BASE+0)
|
|
#define OS_MESG_TYPE_DMAREAD (OS_MESG_TYPE_BASE+1)
|
|
#define OS_MESG_TYPE_DMAWRITE (OS_MESG_TYPE_BASE+2)
|
|
#define OS_MESG_TYPE_VRETRACE (OS_MESG_TYPE_BASE+3)
|
|
#define OS_MESG_TYPE_COUNTER (OS_MESG_TYPE_BASE+4)
|
|
#define OS_MESG_TYPE_EDMAREAD (OS_MESG_TYPE_BASE+5)
|
|
#define OS_MESG_TYPE_EDMAWRITE (OS_MESG_TYPE_BASE+6)
|
|
|
|
/*
|
|
* I/O message priority
|
|
*/
|
|
#define OS_MESG_PRI_NORMAL 0
|
|
#define OS_MESG_PRI_HIGH 1
|
|
|
|
/*
|
|
* PI/EPI
|
|
*/
|
|
#define PI_DOMAIN1 0
|
|
#define PI_DOMAIN2 1
|
|
|
|
|
|
#if defined(_LANGUAGE_C) || defined(_LANGUAGE_C_PLUS_PLUS)
|
|
|
|
/**************************************************************************
|
|
*
|
|
* Macro definitions
|
|
*
|
|
*/
|
|
|
|
|
|
/**************************************************************************
|
|
*
|
|
* Extern variables
|
|
*
|
|
*/
|
|
|
|
extern OSPiHandle *__osPiTable; /* The head of OSPiHandle link list */
|
|
|
|
|
|
/**************************************************************************
|
|
*
|
|
* Function prototypes
|
|
*
|
|
*/
|
|
|
|
/* Peripheral interface (Pi) */
|
|
extern u32 osPiGetStatus(void);
|
|
extern s32 osPiGetDeviceType(void);
|
|
extern s32 osPiWriteIo(u32, u32);
|
|
extern s32 osPiReadIo(u32, u32 *);
|
|
extern s32 osPiStartDma(OSIoMesg *, s32, s32, u32, void *, u32,
|
|
OSMesgQueue *);
|
|
extern void osCreatePiManager(OSPri, OSMesgQueue *, OSMesg *, s32);
|
|
|
|
/* Enhanced PI interface */
|
|
|
|
extern OSPiHandle *osCartRomInit(void);
|
|
extern OSPiHandle *osLeoDiskInit(void);
|
|
extern OSPiHandle *osDriveRomInit(void);
|
|
|
|
extern s32 osEPiDeviceType(OSPiHandle *, OSPiInfo *);
|
|
extern s32 osEPiWriteIo(OSPiHandle *, u32 , u32 );
|
|
extern s32 osEPiReadIo(OSPiHandle *, u32 , u32 *);
|
|
extern s32 osEPiStartDma(OSPiHandle *, OSIoMesg *, s32);
|
|
extern s32 osEPiLinkHandle(OSPiHandle *);
|
|
|
|
|
|
#endif /* defined(_LANGUAGE_C) || defined(_LANGUAGE_C_PLUS_PLUS) */
|
|
|
|
#ifdef _LANGUAGE_C_PLUS_PLUS
|
|
}
|
|
#endif
|
|
|
|
#endif /* !_OS_PI_H_ */
|