freebsd-skq/sys/dev/hptmv/vdevice.h
Scott Long d2bd3ab995 Import new version of the HPTMV driver from Highpoint. The major change
here is the support for amd64, as well as possible support for PAE.  Many
thanks to Highpoint for continuing to support FreeBSD.

Obtained from:  Steve Chang @ Highpoint
MFC After: 3 days.
2005-09-07 23:33:26 +00:00

283 lines
9.5 KiB
C

/*
* Copyright (c) 2004-2005 HighPoint Technologies, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _VDEVICE_H_
#define _VDEVICE_H_
/***************************************************************************
* Description: virtual device header
***************************************************************************/
typedef struct _VDevice
{
UCHAR VDeviceType;
UCHAR vf_bootmark: 1; /* is boot device? */
UCHAR vf_bootable: 1; /* has active partition */
UCHAR vf_online: 1; /* is usable? */
UCHAR vf_cache_disk: 1; /* Cache enabled */
UCHAR vf_format_v2: 1; /* old array block */
UCHAR vf_freed: 1; /* memory free */
UCHAR reserve1;
UCHAR bSerialNumber; /* valid if pParent!=0 */
PVDevice pParent; /* parent array */
PVBus pVBus; /* vbus this device located. Must not be NULL. */
LBA_T VDeviceCapacity; /* number of blocks */
LBA_T LockedLba;
USHORT LockedSectors;
USHORT ActiveRequests;
PCommand LockWaitList;
void (* HPTLIBAPI QuiesceAction)(_VBUS_ARG void *arg);
void *QuiesceArg;
void (* HPTLIBAPI flush_callback)(_VBUS_ARG void *arg);
void *flush_callback_arg;
#if defined(_RAID5N_)
struct stripe **CacheEntry;
struct range_lock *range_lock;
#endif
void (* HPTLIBAPI pfnSendCommand)(_VBUS_ARG PCommand pCmd); /* call this to send a command to a VDevice */
void (* HPTLIBAPI pfnDeviceFailed)(_VBUS_ARG PVDevice pVDev); /* call this when a VDevice failed */
union {
#ifdef SUPPORT_ARRAY
RaidArray array;
#endif
Device disk;
} u;
} VDevice;
#define ARRAY_VDEV_SIZE ((UINT)(ULONG_PTR)&((PVDevice)0)->u+sizeof(RaidArray))
#define DISK_VDEV_SIZE ((UINT)(ULONG_PTR)&((PVDevice)0)->u+sizeof(Device))
#define Map2pVDevice(pDev) ((PVDevice)((UINT_PTR)pDev - (UINT)(UINT_PTR)&((PVDevice)0)->u.disk))
/*
* bUserDeviceMode
*/
#define MEMBER_NOT_SET_MODE 0x5F
/*
* arrayType
*/
#define VD_SPARE 0
#define VD_REMOVABLE 1
#define VD_ATAPI 2
#define VD_SINGLE_DISK 3
#define VD_JBOD 4 /* JBOD */
#define VD_RAID_0 5 /* RAID 0 stripe */
#define VD_RAID_1 6 /* RAID 1 mirror */
#define VD_RAID_3 7 /* RAID 3 */
#define VD_RAID_5 8 /* RAID 5 */
#define VD_MAX_TYPE 8
#ifdef SUPPORT_ARRAY
#define mIsArray(pVDev) (pVDev->VDeviceType>VD_SINGLE_DISK)
#else
#define mIsArray(pVDev) 0
#endif
extern void (* HPTLIBAPI pfnSendCommand[])(_VBUS_ARG PCommand pCmd);
extern void (* HPTLIBAPI pfnDeviceFailed[])(_VBUS_ARG PVDevice pVDev);
void HPTLIBAPI fOsDiskFailed(_VBUS_ARG PVDevice pVDev);
void HPTLIBAPI fDeviceSendCommand(_VBUS_ARG PCommand pCmd);
void HPTLIBAPI fSingleDiskFailed(_VBUS_ARG PVDevice pVDev);
/***************************************************************************
* Description: RAID Adapter
***************************************************************************/
typedef struct _VBus {
/* pVDevice[] may be non-continuous */
PVDevice pVDevice[MAX_VDEVICE_PER_VBUS];
UINT nInstances;
PChipInstance pChipInstance[MAX_CHIP_IN_VBUS];
void * OsExt; /* for OS private use */
int serial_mode;
int next_active;
int working_devs;
PCommand pFreeCommands;
DPC_ROUTINE PendingRoutines[MAX_PENDING_ROUTINES];
int PendingRoutinesFirst, PendingRoutinesLast;
DPC_ROUTINE IdleRoutines[MAX_IDLE_ROUTINES];
int IdleRoutinesFirst, IdleRoutinesLast;
#ifdef SUPPORT_ARRAY
PVDevice pFreeArrayLink;
BYTE _ArrayTables[MAX_ARRAY_PER_VBUS * ARRAY_VDEV_SIZE];
#endif
#ifdef _RAID5N_
struct r5_global_data r5;
#endif
} VBus;
/*
* Array members must be on same VBus.
* The platform dependent part shall select one of the following strategy.
*/
#ifdef SET_VBUS_FOR_EACH_IRQ
#define CHIP_ON_SAME_VBUS(pChip1, pChip2) ((pChip1)->bChipIntrNum==(pChip2)->bChipIntrNum)
#elif defined(SET_VBUS_FOR_EACH_CONTROLLER)
#define CHIP_ON_SAME_VBUS(pChip1, pChip2) \
((pChip1)->pci_bus==(pChip2)->pci_bus && (pChip1)->pci_dev==(pChip2)->pci_dev)
#elif defined(SET_VBUS_FOR_EACH_FUNCTION)
#define CHIP_ON_SAME_VBUS(pChip1, pChip2) \
((pChip1)->pci_bus==(pChip2)->pci_bus && (pChip1)->pci_dev==(pChip2)->pci_dev && (pChip1)->pci_func==(pChip2)->pci_func)
#else
#error You must set one vbus setting
#endif
#define FOR_EACH_CHANNEL_ON_VBUS(_pVBus, _pChan) \
for (_pChan=pChanStart; _pChan<pChanEnd; _pChan++) \
if (_pChan->pChipInstance->pVBus!=_pVBus) ; else
#define FOR_EACH_DEV_ON_VBUS(pVBus, pVDev, i) \
for(i = 0; i < MAX_VDEVICE_PER_VBUS; i++) \
if ((pVDev=pVBus->pVDevice[i])==0) continue; else
#define FOR_EACH_DEV_ON_ALL_VBUS(pVBus, pVDev, i) \
for(pVBus = gVBus; pVBus < &gVBus[MAX_VBUS]; pVBus++) \
for(i = 0; i < MAX_VDEVICE_PER_VBUS; i++) \
if ((pVDev=pVBus->pVDevice[i])==0) continue; else
#define FOR_EACH_ARRAY_ON_ALL_VBUS(pVBus, pArray, i) \
for(pVBus = gVBus; pVBus < &gVBus[MAX_VBUS]; pVBus++) \
for(i = 0; i < MAX_ARRAY_PER_VBUS; i++) \
if ((pArray=((PVDevice)&pVBus->_ArrayTables[i*ARRAY_VDEV_SIZE]))->u.array.dArStamp==0) continue; else
/***************************************************************************
* Description: the functions called by IDE layer
***************************************************************************/
#ifdef SUPPORT_ARRAY
#define IdeRegisterDevice fCheckArray
#else
void HPTLIBAPI IdeRegisterDevice(PDevice pDev);
#endif
/***************************************************************************
* Description: the functions OS must provided
***************************************************************************/
void OsSetDeviceTable(PDevice pDevice, PIDENTIFY_DATA pIdentify);
/*
* allocate and free data structure
*/
PChannel fGetChannelTable(void);
PDevice fGetDeviceTable(void);
#define OsGetChannelTable(x, y) fGetChannelTable()
#define OsGetDeviceTable(x, y) fGetDeviceTable()
void OsReturnTable(PDevice pDevice);
/***************************************************************************
* Description: the functions Prototype
***************************************************************************/
/*
* vdevice.c
*/
int Initialize(void);
int InitializeAllChips(void);
void InitializeVBus(PVBus pVBus);
void fRegisterChip(PChipInstance pChip);
void __fRegisterVDevices(PVBus pVBus);
void fRegisterVDevices(void);
void HPTLIBAPI UnregisterVDevice(PVDevice);
void HPTLIBAPI fCheckBootable(PVDevice pVDev);
void HPTLIBAPI fFlushVDev(PVDevice pVDev);
void HPTLIBAPI fFlushVDevAsync(PVDevice pVDev, DPC_PROC done, void *arg);
void HPTLIBAPI fShutdownVDev(PVDevice pVDev);
void HPTLIBAPI fResetVBus(_VBUS_ARG0);
void HPTLIBAPI fCompleteAllCommandsSynchronously(PVBus _vbus_p);
#define RegisterVDevice(pVDev)
#define OsRegisterDevice(pVDev)
#define OsUnregisterDevice(pVDev)
#ifdef SUPPORT_VBUS_CONFIG
void VBus_Config(PVBus pVBus, char *str);
#else
#define VBus_Config(pVBus, str)
#endif
#pragma pack(1)
struct fdisk_partition_table
{
UCHAR bootid; /* bootable? 0=no, 128=yes */
UCHAR beghead; /* beginning head number */
UCHAR begsect; /* beginning sector number */
UCHAR begcyl; /* 10 bit nmbr, with high 2 bits put in begsect */
UCHAR systid; /* Operating System type indicator code */
UCHAR endhead; /* ending head number */
UCHAR endsect; /* ending sector number */
UCHAR endcyl; /* also a 10 bit nmbr, with same high 2 bit trick */
ULONG relsect; /* first sector relative to start of disk */
ULONG numsect; /* number of sectors in partition */
};
typedef struct _Master_Boot_Record
{
UCHAR bootinst[446]; /* space to hold actual boot code */
struct fdisk_partition_table parts[4];
USHORT signature; /* set to 0xAA55 to indicate PC MBR format */
}
Master_Boot_Record, *PMaster_Boot_Record;
#ifndef SUPPORT_ARRAY
/* TODO: move it later */
#ifdef __BIG_ENDIAN_BITFIELD
typedef DWORD TIME_RECORD;
#else
typedef struct _TIME_RECORD {
UINT seconds:6; /* 0 - 59 */
UINT minutes:6; /* 0 - 59 */
UINT month:4; /* 1 - 12 */
UINT hours:6; /* 0 - 59 */
UINT day:5; /* 1 - 31 */
UINT year:5; /* 0=2000, 31=2031 */
} TIME_RECORD;
#endif
#endif
#pragma pack()
#endif