freebsd-nq/sys/dev/aac/aacreg.h
Scott Long b1c56c68b0 Add a text description for the Intel IOP302/303 processors. Be slightly
more verbose about the allocation of RAM on the controller.

Sbumitted by: Jeremy Chadwick
PR: kern/81259
MFC-After: 3 days
2005-06-01 07:11:17 +00:00

1386 lines
37 KiB
C

/*-
* Copyright (c) 2000 Michael Smith
* Copyright (c) 2000-2001 Scott Long
* Copyright (c) 2000 BSDi
* Copyright (c) 2001 Adaptec, 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.
*
* $FreeBSD$
*/
/*
* Data structures defining the interface between the driver and the Adaptec
* 'FSA' adapters. Note that many field names and comments here are taken
* verbatim from the Adaptec driver source in order to make comparing the
* two slightly easier.
*/
/*
* Misc. magic numbers.
*/
#define AAC_MAX_CONTAINERS 64
#define AAC_BLOCK_SIZE 512
/*
* Communications interface.
*
* Where datastructure layouts are closely parallel to the Adaptec sample code,
* retain their naming conventions (for now) to aid in cross-referencing.
*/
/*
* We establish 4 command queues and matching response queues. Queues must
* be 16-byte aligned, and are sized as follows:
*/
#define AAC_HOST_NORM_CMD_ENTRIES 8 /* command adapter->host,
* normal priority */
#define AAC_HOST_HIGH_CMD_ENTRIES 4 /* command adapter->host,
* high priority */
#define AAC_ADAP_NORM_CMD_ENTRIES 512 /* command host->adapter,
* normal priority */
#define AAC_ADAP_HIGH_CMD_ENTRIES 4 /* command host->adapter,
* high priority */
#define AAC_HOST_NORM_RESP_ENTRIES 512 /* response, adapter->host,
* normal priority */
#define AAC_HOST_HIGH_RESP_ENTRIES 4 /* response, adapter->host,
* high priority */
#define AAC_ADAP_NORM_RESP_ENTRIES 8 /* response, host->adapter,
* normal priority */
#define AAC_ADAP_HIGH_RESP_ENTRIES 4 /* response, host->adapter,
* high priority */
#define AAC_TOTALQ_LENGTH (AAC_HOST_HIGH_CMD_ENTRIES + \
AAC_HOST_NORM_CMD_ENTRIES + \
AAC_ADAP_HIGH_CMD_ENTRIES + \
AAC_ADAP_NORM_CMD_ENTRIES + \
AAC_HOST_HIGH_RESP_ENTRIES + \
AAC_HOST_NORM_RESP_ENTRIES + \
AAC_ADAP_HIGH_RESP_ENTRIES + \
AAC_ADAP_NORM_RESP_ENTRIES)
#define AAC_QUEUE_COUNT 8
#define AAC_QUEUE_ALIGN 16
struct aac_queue_entry {
u_int32_t aq_fib_size; /* FIB size in bytes */
u_int32_t aq_fib_addr; /* receiver-space address of the FIB */
} __packed;
#define AAC_PRODUCER_INDEX 0
#define AAC_CONSUMER_INDEX 1
/*
* Table of queue indices and queues used to communicate with the
* controller. This structure must be aligned to AAC_QUEUE_ALIGN
*/
struct aac_queue_table {
/* queue consumer/producer indexes (layout mandated by adapter) */
u_int32_t qt_qindex[AAC_QUEUE_COUNT][2];
/* queue entry structures (layout mandated by adapter) */
struct aac_queue_entry qt_HostNormCmdQueue [AAC_HOST_NORM_CMD_ENTRIES];
struct aac_queue_entry qt_HostHighCmdQueue [AAC_HOST_HIGH_CMD_ENTRIES];
struct aac_queue_entry qt_AdapNormCmdQueue [AAC_ADAP_NORM_CMD_ENTRIES];
struct aac_queue_entry qt_AdapHighCmdQueue [AAC_ADAP_HIGH_CMD_ENTRIES];
struct aac_queue_entry qt_HostNormRespQueue[AAC_HOST_NORM_RESP_ENTRIES];
struct aac_queue_entry qt_HostHighRespQueue[AAC_HOST_HIGH_RESP_ENTRIES];
struct aac_queue_entry qt_AdapNormRespQueue[AAC_ADAP_NORM_RESP_ENTRIES];
struct aac_queue_entry qt_AdapHighRespQueue[AAC_ADAP_HIGH_RESP_ENTRIES];
} __packed;
/*
* Queue names
*
* Note that we base these at 0 in order to use them as array indices. Adaptec
* used base 1 for some unknown reason, and sorted them in a different order.
*/
#define AAC_HOST_NORM_CMD_QUEUE 0
#define AAC_HOST_HIGH_CMD_QUEUE 1
#define AAC_ADAP_NORM_CMD_QUEUE 2
#define AAC_ADAP_HIGH_CMD_QUEUE 3
#define AAC_HOST_NORM_RESP_QUEUE 4
#define AAC_HOST_HIGH_RESP_QUEUE 5
#define AAC_ADAP_NORM_RESP_QUEUE 6
#define AAC_ADAP_HIGH_RESP_QUEUE 7
/*
* List structure used to chain FIBs (used by the adapter - we hang FIBs off
* our private command structure and don't touch these)
*/
struct aac_fib_list_entry {
u_int32_t Flink;
u_int32_t Blink;
} __packed;
/*
* FIB (FSA Interface Block?); this is the datastructure passed between the host
* and adapter.
*/
struct aac_fib_header {
u_int32_t XferState;
u_int16_t Command;
u_int8_t StructType;
u_int8_t Flags;
u_int16_t Size;
u_int16_t SenderSize;
u_int32_t SenderFibAddress;
u_int32_t ReceiverFibAddress;
u_int32_t SenderData;
union {
struct {
u_int32_t ReceiverTimeStart;
u_int32_t ReceiverTimeDone;
} _s;
struct aac_fib_list_entry FibLinks;
} _u;
} __packed;
#define AAC_FIB_DATASIZE (512 - sizeof(struct aac_fib_header))
struct aac_fib {
struct aac_fib_header Header;
u_int8_t data[AAC_FIB_DATASIZE];
} __packed;
/*
* FIB commands
*/
typedef enum {
TestCommandResponse = 1,
TestAdapterCommand = 2,
/* lowlevel and comm commands */
LastTestCommand = 100,
ReinitHostNormCommandQueue = 101,
ReinitHostHighCommandQueue = 102,
ReinitHostHighRespQueue = 103,
ReinitHostNormRespQueue = 104,
ReinitAdapNormCommandQueue = 105,
ReinitAdapHighCommandQueue = 107,
ReinitAdapHighRespQueue = 108,
ReinitAdapNormRespQueue = 109,
InterfaceShutdown = 110,
DmaCommandFib = 120,
StartProfile = 121,
TermProfile = 122,
SpeedTest = 123,
TakeABreakPt = 124,
RequestPerfData = 125,
SetInterruptDefTimer= 126,
SetInterruptDefCount= 127,
GetInterruptDefStatus= 128,
LastCommCommand = 129,
/* filesystem commands */
NuFileSystem = 300,
UFS = 301,
HostFileSystem = 302,
LastFileSystemCommand = 303,
/* Container Commands */
ContainerCommand = 500,
ContainerCommand64 = 501,
/* Cluster Commands */
ClusterCommand = 550,
/* Scsi Port commands (scsi passthrough) */
ScsiPortCommand = 600,
/* misc house keeping and generic adapter initiated commands */
AifRequest = 700,
CheckRevision = 701,
FsaHostShutdown = 702,
RequestAdapterInfo = 703,
IsAdapterPaused = 704,
SendHostTime = 705,
LastMiscCommand = 706
} AAC_FibCommands;
/*
* FIB types
*/
#define AAC_FIBTYPE_TFIB 1
#define AAC_FIBTYPE_TQE 2
#define AAC_FIBTYPE_TCTPERF 3
/*
* FIB transfer state
*/
#define AAC_FIBSTATE_HOSTOWNED (1<<0) /* owned by the host */
#define AAC_FIBSTATE_ADAPTEROWNED (1<<1) /* owned by the adapter */
#define AAC_FIBSTATE_INITIALISED (1<<2) /* initialised */
#define AAC_FIBSTATE_EMPTY (1<<3) /* empty */
#define AAC_FIBSTATE_FROMPOOL (1<<4) /* allocated from pool */
#define AAC_FIBSTATE_FROMHOST (1<<5) /* sent from the host */
#define AAC_FIBSTATE_FROMADAP (1<<6) /* sent from the adapter */
#define AAC_FIBSTATE_REXPECTED (1<<7) /* response is expected */
#define AAC_FIBSTATE_RNOTEXPECTED (1<<8) /* response is not expected */
#define AAC_FIBSTATE_DONEADAP (1<<9) /* processed by the adapter */
#define AAC_FIBSTATE_DONEHOST (1<<10) /* processed by the host */
#define AAC_FIBSTATE_HIGH (1<<11) /* high priority */
#define AAC_FIBSTATE_NORM (1<<12) /* normal priority */
#define AAC_FIBSTATE_ASYNC (1<<13)
#define AAC_FIBSTATE_ASYNCIO (1<<13) /* to be removed */
#define AAC_FIBSTATE_PAGEFILEIO (1<<14) /* to be removed */
#define AAC_FIBSTATE_SHUTDOWN (1<<15)
#define AAC_FIBSTATE_LAZYWRITE (1<<16) /* to be removed */
#define AAC_FIBSTATE_ADAPMICROFIB (1<<17)
#define AAC_FIBSTATE_BIOSFIB (1<<18)
#define AAC_FIBSTATE_FAST_RESPONSE (1<<19) /* fast response capable */
#define AAC_FIBSTATE_APIFIB (1<<20)
/*
* FIB error values
*/
#define AAC_ERROR_NORMAL 0x00
#define AAC_ERROR_PENDING 0x01
#define AAC_ERROR_FATAL 0x02
#define AAC_ERROR_INVALID_QUEUE 0x03
#define AAC_ERROR_NOENTRIES 0x04
#define AAC_ERROR_SENDFAILED 0x05
#define AAC_ERROR_INVALID_QUEUE_PRIORITY 0x06
#define AAC_ERROR_FIB_ALLOCATION_FAILED 0x07
#define AAC_ERROR_FIB_DEALLOCATION_FAILED 0x08
/*
* Adapter Init Structure: this is passed to the adapter with the
* AAC_MONKER_INITSTRUCT command to point it at our control structures.
*/
struct aac_adapter_init {
u_int32_t InitStructRevision;
#define AAC_INIT_STRUCT_REVISION 3
u_int32_t MiniPortRevision;
#define AAC_INIT_STRUCT_MINIPORT_REVISION 1
u_int32_t FilesystemRevision;
u_int32_t CommHeaderAddress;
u_int32_t FastIoCommAreaAddress;
u_int32_t AdapterFibsPhysicalAddress;
u_int32_t AdapterFibsVirtualAddress;
u_int32_t AdapterFibsSize;
u_int32_t AdapterFibAlign;
u_int32_t PrintfBufferAddress;
u_int32_t PrintfBufferSize;
#define AAC_PAGE_SIZE 4096
u_int32_t HostPhysMemPages;
u_int32_t HostElapsedSeconds;
} __packed;
/*
* Shared data types
*/
/*
* Container types
*/
typedef enum {
CT_NONE = 0,
CT_VOLUME,
CT_MIRROR,
CT_STRIPE,
CT_RAID5,
CT_SSRW,
CT_SSRO,
CT_MORPH,
CT_PASSTHRU,
CT_RAID4,
CT_RAID10, /* stripe of mirror */
CT_RAID00, /* stripe of stripe */
CT_VOLUME_OF_MIRRORS, /* volume of mirror */
CT_PSEUDO_RAID3, /* really raid4 */
CT_RAID50, /* stripe of raid5 */
} AAC_FSAVolType;
/*
* Host-addressable object types
*/
typedef enum {
FT_REG = 1, /* regular file */
FT_DIR, /* directory */
FT_BLK, /* "block" device - reserved */
FT_CHR, /* "character special" device - reserved */
FT_LNK, /* symbolic link */
FT_SOCK, /* socket */
FT_FIFO, /* fifo */
FT_FILESYS, /* ADAPTEC's "FSA"(tm) filesystem */
FT_DRIVE, /* physical disk - addressable in scsi by b/t/l */
FT_SLICE, /* virtual disk - raw volume - slice */
FT_PARTITION, /* FSA partition - carved out of a slice - building
* block for containers */
FT_VOLUME, /* Container - Volume Set */
FT_STRIPE, /* Container - Stripe Set */
FT_MIRROR, /* Container - Mirror Set */
FT_RAID5, /* Container - Raid 5 Set */
FT_DATABASE /* Storage object with "foreign" content manager */
} AAC_FType;
/*
* Host-side scatter/gather list for 32-bit commands.
*/
struct aac_sg_entry {
u_int32_t SgAddress;
u_int32_t SgByteCount;
} __packed;
struct aac_sg_entry64 {
u_int64_t SgAddress;
u_int32_t SgByteCount;
} __packed;
struct aac_sg_table {
u_int32_t SgCount;
struct aac_sg_entry SgEntry[0];
} __packed;
/*
* Host-side scatter/gather list for 64-bit commands.
*/
struct aac_sg_table64 {
u_int32_t SgCount;
struct aac_sg_entry64 SgEntry64[0];
} __packed;
/*
* Container creation data
*/
struct aac_container_creation {
u_int8_t ViaBuildNumber;
u_int8_t MicroSecond;
u_int8_t Via; /* 1 = FSU, 2 = API, etc. */
u_int8_t YearsSince1900;
u_int32_t Month:4; /* 1-12 */
u_int32_t Day:6; /* 1-32 */
u_int32_t Hour:6; /* 0-23 */
u_int32_t Minute:6; /* 0-59 */
u_int32_t Second:6; /* 0-59 */
u_int64_t ViaAdapterSerialNumber;
} __packed;
/*
* Revision number handling
*/
typedef enum {
RevApplication = 1,
RevDkiCli,
RevNetService,
RevApi,
RevFileSysDriver,
RevMiniportDriver,
RevAdapterSW,
RevMonitor,
RevRemoteApi
} RevComponent;
struct FsaRevision {
union {
struct {
u_int8_t dash;
u_int8_t type;
u_int8_t minor;
u_int8_t major;
} comp;
u_int32_t ul;
} external;
u_int32_t buildNumber;
} __packed;
/*
* Adapter Information
*/
typedef enum {
CPU_NTSIM = 1,
CPU_I960,
CPU_ARM,
CPU_SPARC,
CPU_POWERPC,
CPU_ALPHA,
CPU_P7,
CPU_I960_RX,
CPU__last
} AAC_CpuType;
typedef enum {
CPUI960_JX = 1,
CPUI960_CX,
CPUI960_HX,
CPUI960_RX,
CPUARM_SA110,
CPUARM_xxx,
CPUMPC_824x,
CPUPPC_xxx,
CPUI960_30X,
CPUSUBTYPE__last
} AAC_CpuSubType;
typedef enum {
PLAT_NTSIM = 1,
PLAT_V3ADU,
PLAT_CYCLONE,
PLAT_CYCLONE_HD,
PLAT_BATBOARD,
PLAT_BATBOARD_HD,
PLAT_YOLO,
PLAT_COBRA,
PLAT_ANAHEIM,
PLAT_JALAPENO,
PLAT_QUEENS,
PLAT_JALAPENO_DELL,
PLAT_POBLANO,
PLAT_POBLANO_OPAL,
PLAT_POBLANO_SL0,
PLAT_POBLANO_SL1,
PLAT_POBLANO_SL2,
PLAT_POBLANO_XXX,
PLAT_JALAPENO_P2,
PLAT_HABANERO,
PLAT__last
} AAC_Platform;
typedef enum {
OEM_FLAVOR_ADAPTEC = 1,
OEM_FLAVOR_DELL,
OEM_FLAVOR_HP,
OEM_FLAVOR_IBM,
OEM_FLAVOR_CPQ,
OEM_FLAVOR_BRAND_X,
OEM_FLAVOR_BRAND_Y,
OEM_FLAVOR_BRAND_Z,
OEM_FLAVOR__last
} AAC_OemFlavor;
/*
* XXX the aac-2622 with no battery present reports PLATFORM_BAT_OPT_PRESENT
*/
typedef enum
{
PLATFORM_BAT_REQ_PRESENT = 1, /* BATTERY REQUIRED AND PRESENT */
PLATFORM_BAT_REQ_NOTPRESENT, /* BATTERY REQUIRED AND NOT PRESENT */
PLATFORM_BAT_OPT_PRESENT, /* BATTERY OPTIONAL AND PRESENT */
PLATFORM_BAT_OPT_NOTPRESENT, /* BATTERY OPTIONAL AND NOT PRESENT */
PLATFORM_BAT_NOT_SUPPORTED /* BATTERY NOT SUPPORTED */
} AAC_BatteryPlatform;
/*
* options supported by this board
* there has to be a one to one mapping of these defines and the ones in
* fsaapi.h, search for FSA_SUPPORT_SNAPSHOT
*/
#define AAC_SUPPORTED_SNAPSHOT 0x01
#define AAC_SUPPORTED_CLUSTERS 0x02
#define AAC_SUPPORTED_WRITE_CACHE 0x04
#define AAC_SUPPORTED_64BIT_DATA 0x08
#define AAC_SUPPORTED_HOST_TIME_FIB 0x10
#define AAC_SUPPORTED_RAID50 0x20
#define AAC_SUPPORTED_4GB_WINDOW 0x40
#define AAC_SUPPORTED_SCSI_UPGRADEABLE 0x80
#define AAC_SUPPORTED_SOFT_ERR_REPORT 0x100
#define AAC_SUPPORTED_NOT_RECONDITION 0x200
#define AAC_SUPPORTED_SGMAP_HOST64 0x400
#define AAC_SUPPORTED_ALARM 0x800
#define AAC_SUPPORTED_NONDASD 0x1000
/*
* Structure used to respond to a RequestAdapterInfo fib.
*/
struct aac_adapter_info {
AAC_Platform PlatformBase; /* adapter type */
AAC_CpuType CpuArchitecture; /* adapter CPU type */
AAC_CpuSubType CpuVariant; /* adapter CPU subtype */
u_int32_t ClockSpeed; /* adapter CPU clockspeed */
u_int32_t ExecutionMem; /* adapter Execution Memory
* size */
u_int32_t BufferMem; /* adapter Data Memory */
u_int32_t TotalMem; /* adapter Total Memory */
struct FsaRevision KernelRevision; /* adapter Kernel Software
* Revision */
struct FsaRevision MonitorRevision; /* adapter Monitor/Diagnostic
* Software Revision */
struct FsaRevision HardwareRevision;/* TBD */
struct FsaRevision BIOSRevision; /* adapter BIOS Revision */
u_int32_t ClusteringEnabled;
u_int32_t ClusterChannelMask;
u_int64_t SerialNumber;
AAC_BatteryPlatform batteryPlatform;
u_int32_t SupportedOptions; /* supported features of this
* controller */
AAC_OemFlavor OemVariant;
} __packed;
/*
* Monitor/Kernel interface.
*/
/*
* Synchronous commands to the monitor/kernel.
*/
#define AAC_MONKER_INITSTRUCT 0x05
#define AAC_MONKER_SYNCFIB 0x0c
#define AAC_MONKER_GETKERNVER 0x11
#define AAC_MONKER_GETINFO 0x19
/*
* Adapter Status Register
*
* Phase Staus mailbox is 32bits:
* <31:16> = Phase Status
* <15:0> = Phase
*
* The adapter reports its present state through the phase. Only
* a single phase should be ever be set. Each phase can have multiple
* phase status bits to provide more detailed information about the
* state of the adapter.
*/
#define AAC_SELF_TEST_FAILED 0x00000004
#define AAC_MONITOR_PANIC 0x00000020
#define AAC_UP_AND_RUNNING 0x00000080
#define AAC_KERNEL_PANIC 0x00000100
/*
* Data types relating to control and monitoring of the NVRAM/WriteCache
* subsystem.
*/
#define AAC_NFILESYS 24 /* maximum number of filesystems */
/*
* NVRAM/Write Cache subsystem states
*/
typedef enum {
NVSTATUS_DISABLED = 0, /* present, clean, not being used */
NVSTATUS_ENABLED, /* present, possibly dirty, ready for use */
NVSTATUS_ERROR, /* present, dirty, contains dirty data */
NVSTATUS_BATTERY, /* present, bad or low battery, may contain
* dirty data */
NVSTATUS_UNKNOWN /* for bad/missing device */
} AAC_NVSTATUS;
/*
* NVRAM/Write Cache subsystem battery component states
*
*/
typedef enum {
NVBATTSTATUS_NONE = 0, /* battery has no power or is not present */
NVBATTSTATUS_LOW, /* battery is low on power */
NVBATTSTATUS_OK, /* battery is okay - normal operation possible
* only in this state */
NVBATTSTATUS_RECONDITIONING /* no battery present - reconditioning
* in process */
} AAC_NVBATTSTATUS;
/*
* Battery transition type
*/
typedef enum {
NVBATT_TRANSITION_NONE = 0, /* battery now has no power or is not
* present */
NVBATT_TRANSITION_LOW, /* battery is now low on power */
NVBATT_TRANSITION_OK /* battery is now okay - normal
* operation possible only in this
* state */
} AAC_NVBATT_TRANSITION;
/*
* NVRAM Info structure returned for NVRAM_GetInfo call
*/
struct aac_nvramdevinfo {
u_int32_t NV_Enabled; /* write caching enabled */
u_int32_t NV_Error; /* device in error state */
u_int32_t NV_NDirty; /* count of dirty NVRAM buffers */
u_int32_t NV_NActive; /* count of NVRAM buffers being
* written */
} __packed;
struct aac_nvraminfo {
AAC_NVSTATUS NV_Status; /* nvram subsystem status */
AAC_NVBATTSTATUS NV_BattStatus; /* battery status */
u_int32_t NV_Size; /* size of WriteCache NVRAM in
* bytes */
u_int32_t NV_BufSize; /* size of NVRAM buffers in
* bytes */
u_int32_t NV_NBufs; /* number of NVRAM buffers */
u_int32_t NV_NDirty; /* Num dirty NVRAM buffers */
u_int32_t NV_NClean; /* Num clean NVRAM buffers */
u_int32_t NV_NActive; /* Num NVRAM buffers being
* written */
u_int32_t NV_NBrokered; /* Num brokered NVRAM buffers */
struct aac_nvramdevinfo NV_DevInfo[AAC_NFILESYS]; /* per device
* info */
u_int32_t NV_BattNeedsReconditioning; /* boolean */
u_int32_t NV_TotalSize; /* size of all non-volatile
* memories in bytes */
} __packed;
/*
* Data types relating to adapter-initiated FIBs
*
* Based on types and structures in <aifstruc.h>
*/
/*
* Progress Reports
*/
typedef enum {
AifJobStsSuccess = 1,
AifJobStsFinished,
AifJobStsAborted,
AifJobStsFailed,
AifJobStsLastReportMarker = 100, /* All prior mean last report */
AifJobStsSuspended,
AifJobStsRunning
} AAC_AifJobStatus;
typedef enum {
AifJobScsiMin = 1, /* Minimum value for Scsi operation */
AifJobScsiZero, /* SCSI device clear operation */
AifJobScsiVerify, /* SCSI device Verify operation NO
* REPAIR */
AifJobScsiExercise, /* SCSI device Exercise operation */
AifJobScsiVerifyRepair, /* SCSI device Verify operation WITH
* repair */
AifJobScsiMax = 99, /* Max Scsi value */
AifJobCtrMin, /* Min Ctr op value */
AifJobCtrZero, /* Container clear operation */
AifJobCtrCopy, /* Container copy operation */
AifJobCtrCreateMirror, /* Container Create Mirror operation */
AifJobCtrMergeMirror, /* Container Merge Mirror operation */
AifJobCtrScrubMirror, /* Container Scrub Mirror operation */
AifJobCtrRebuildRaid5, /* Container Rebuild Raid5 operation */
AifJobCtrScrubRaid5, /* Container Scrub Raid5 operation */
AifJobCtrMorph, /* Container morph operation */
AifJobCtrPartCopy, /* Container Partition copy operation */
AifJobCtrRebuildMirror, /* Container Rebuild Mirror operation */
AifJobCtrCrazyCache, /* crazy cache */
AifJobCtrMax = 199, /* Max Ctr type operation */
AifJobFsMin, /* Min Fs type operation */
AifJobFsCreate, /* File System Create operation */
AifJobFsVerify, /* File System Verify operation */
AifJobFsExtend, /* File System Extend operation */
AifJobFsMax = 299, /* Max Fs type operation */
AifJobApiFormatNTFS, /* Format a drive to NTFS */
AifJobApiFormatFAT, /* Format a drive to FAT */
AifJobApiUpdateSnapshot, /* update the read/write half of a
* snapshot */
AifJobApiFormatFAT32, /* Format a drive to FAT32 */
AifJobApiMax = 399, /* Max API type operation */
AifJobCtlContinuousCtrVerify, /* Adapter operation */
AifJobCtlMax = 499 /* Max Adapter type operation */
} AAC_AifJobType;
struct aac_AifContainers {
u_int32_t src; /* from/master */
u_int32_t dst; /* to/slave */
} __packed;
union aac_AifJobClient {
struct aac_AifContainers container; /* For Container and
* filesystem progress
* ops; */
int32_t scsi_dh; /* For SCSI progress
* ops */
};
struct aac_AifJobDesc {
u_int32_t jobID; /* DO NOT FILL IN! Will be
* filled in by AIF */
AAC_AifJobType type; /* Operation that is being
* performed */
union aac_AifJobClient client; /* Details */
} __packed;
struct aac_AifJobProgressReport {
struct aac_AifJobDesc jd;
AAC_AifJobStatus status;
u_int32_t finalTick;
u_int32_t currentTick;
u_int32_t jobSpecificData1;
u_int32_t jobSpecificData2;
} __packed;
/*
* Event Notification
*/
typedef enum {
/* General application notifies start here */
AifEnGeneric = 1, /* Generic notification */
AifEnTaskComplete, /* Task has completed */
AifEnConfigChange, /* Adapter config change occurred */
AifEnContainerChange, /* Adapter specific container
* configuration change */
AifEnDeviceFailure, /* SCSI device failed */
AifEnMirrorFailover, /* Mirror failover started */
AifEnContainerEvent, /* Significant container event */
AifEnFileSystemChange, /* File system changed */
AifEnConfigPause, /* Container pause event */
AifEnConfigResume, /* Container resume event */
AifEnFailoverChange, /* Failover space assignment changed */
AifEnRAID5RebuildDone, /* RAID5 rebuild finished */
AifEnEnclosureManagement, /* Enclosure management event */
AifEnBatteryEvent, /* Significant NV battery event */
AifEnAddContainer, /* A new container was created. */
AifEnDeleteContainer, /* A container was deleted. */
AifEnSMARTEvent, /* SMART Event */
AifEnBatteryNeedsRecond, /* The battery needs reconditioning */
AifEnClusterEvent, /* Some cluster event */
AifEnDiskSetEvent, /* A disk set event occured. */
AifDriverNotifyStart=199, /* Notifies for host driver go here */
/* Host driver notifications start here */
AifDenMorphComplete, /* A morph operation completed */
AifDenVolumeExtendComplete /* Volume expand operation completed */
} AAC_AifEventNotifyType;
struct aac_AifEnsGeneric {
char text[132]; /* Generic text */
} __packed;
struct aac_AifEnsDeviceFailure {
u_int32_t deviceHandle; /* SCSI device handle */
} __packed;
struct aac_AifEnsMirrorFailover {
u_int32_t container; /* Container with failed element */
u_int32_t failedSlice; /* Old slice which failed */
u_int32_t creatingSlice; /* New slice used for auto-create */
} __packed;
struct aac_AifEnsContainerChange {
u_int32_t container[2]; /* container that changed, -1 if no
* container */
} __packed;
struct aac_AifEnsContainerEvent {
u_int32_t container; /* container number */
u_int32_t eventType; /* event type */
} __packed;
struct aac_AifEnsEnclosureEvent {
u_int32_t empID; /* enclosure management proc number */
u_int32_t unitID; /* unitId, fan id, power supply id,
* slot id, tempsensor id. */
u_int32_t eventType; /* event type */
} __packed;
struct aac_AifEnsBatteryEvent {
AAC_NVBATT_TRANSITION transition_type; /* eg from low to ok */
AAC_NVBATTSTATUS current_state; /* current batt state */
AAC_NVBATTSTATUS prior_state; /* prev batt state */
} __packed;
struct aac_AifEnsDiskSetEvent {
u_int32_t eventType;
u_int64_t DsNum;
u_int64_t CreatorId;
} __packed;
typedef enum {
CLUSTER_NULL_EVENT = 0,
CLUSTER_PARTNER_NAME_EVENT, /* change in partner hostname or
* adaptername from NULL to non-NULL */
/* (partner's agent may be up) */
CLUSTER_PARTNER_NULL_NAME_EVENT /* change in partner hostname or
* adaptername from non-null to NULL */
/* (partner has rebooted) */
} AAC_ClusterAifEvent;
struct aac_AifEnsClusterEvent {
AAC_ClusterAifEvent eventType;
} __packed;
struct aac_AifEventNotify {
AAC_AifEventNotifyType type;
union {
struct aac_AifEnsGeneric EG;
struct aac_AifEnsDeviceFailure EDF;
struct aac_AifEnsMirrorFailover EMF;
struct aac_AifEnsContainerChange ECC;
struct aac_AifEnsContainerEvent ECE;
struct aac_AifEnsEnclosureEvent EEE;
struct aac_AifEnsBatteryEvent EBE;
struct aac_AifEnsDiskSetEvent EDS;
/* struct aac_AifEnsSMARTEvent ES;*/
struct aac_AifEnsClusterEvent ECLE;
} data;
} __packed;
/*
* Adapter Initiated FIB command structures. Start with the adapter
* initiated FIBs that really come from the adapter, and get responded
* to by the host.
*/
#define AAC_AIF_REPORT_MAX_SIZE 64
typedef enum {
AifCmdEventNotify = 1, /* Notify of event */
AifCmdJobProgress, /* Progress report */
AifCmdAPIReport, /* Report from other user of API */
AifCmdDriverNotify, /* Notify host driver of event */
AifReqJobList = 100, /* Gets back complete job list */
AifReqJobsForCtr, /* Gets back jobs for specific container */
AifReqJobsForScsi, /* Gets back jobs for specific SCSI device */
AifReqJobReport, /* Gets back a specific job report or list */
AifReqTerminateJob, /* Terminates job */
AifReqSuspendJob, /* Suspends a job */
AifReqResumeJob, /* Resumes a job */
AifReqSendAPIReport, /* API generic report requests */
AifReqAPIJobStart, /* Start a job from the API */
AifReqAPIJobUpdate, /* Update a job report from the API */
AifReqAPIJobFinish /* Finish a job from the API */
} AAC_AifCommand;
struct aac_aif_command {
AAC_AifCommand command; /* Tell host what type of
* notify this is */
u_int32_t seqNumber; /* To allow ordering of
* reports (if necessary) */
union {
struct aac_AifEventNotify EN; /* Event notify */
struct aac_AifJobProgressReport PR[1]; /* Progress report */
u_int8_t AR[AAC_AIF_REPORT_MAX_SIZE];
u_int8_t data[AAC_FIB_DATASIZE - 8];
} data;
} __packed;
/*
* Filesystem commands/data
*
* The adapter has a very complex filesystem interface, most of which we ignore.
* (And which seems not to be implemented, anyway.)
*/
/*
* FSA commands
* (not used?)
*/
typedef enum {
Null = 0,
GetAttributes,
SetAttributes,
Lookup,
ReadLink,
Read,
Write,
Create,
MakeDirectory,
SymbolicLink,
MakeNode,
Removex,
RemoveDirectory,
Rename,
Link,
ReadDirectory,
ReadDirectoryPlus,
FileSystemStatus,
FileSystemInfo,
PathConfigure,
Commit,
Mount,
UnMount,
Newfs,
FsCheck,
FsSync,
SimReadWrite,
SetFileSystemStatus,
BlockRead,
BlockWrite,
NvramIoctl,
FsSyncWait,
ClearArchiveBit,
SetAcl,
GetAcl,
AssignAcl,
FaultInsertion,
CrazyCache
} AAC_FSACommand;
/*
* Command status values
*/
typedef enum {
ST_OK = 0,
ST_PERM = 1,
ST_NOENT = 2,
ST_IO = 5,
ST_NXIO = 6,
ST_E2BIG = 7,
ST_ACCES = 13,
ST_EXIST = 17,
ST_XDEV = 18,
ST_NODEV = 19,
ST_NOTDIR = 20,
ST_ISDIR = 21,
ST_INVAL = 22,
ST_FBIG = 27,
ST_NOSPC = 28,
ST_ROFS = 30,
ST_MLINK = 31,
ST_WOULDBLOCK = 35,
ST_NAMETOOLONG = 63,
ST_NOTEMPTY = 66,
ST_DQUOT = 69,
ST_STALE = 70,
ST_REMOTE = 71,
ST_BADHANDLE = 10001,
ST_NOT_SYNC = 10002,
ST_BAD_COOKIE = 10003,
ST_NOTSUPP = 10004,
ST_TOOSMALL = 10005,
ST_SERVERFAULT = 10006,
ST_BADTYPE = 10007,
ST_JUKEBOX = 10008,
ST_NOTMOUNTED = 10009,
ST_MAINTMODE = 10010,
ST_STALEACL = 10011
} AAC_FSAStatus;
/*
* Volume manager commands
*/
typedef enum _VM_COMMANDS {
VM_Null = 0,
VM_NameServe,
VM_ContainerConfig,
VM_Ioctl,
VM_FilesystemIoctl,
VM_CloseAll,
VM_CtBlockRead,
VM_CtBlockWrite,
VM_SliceBlockRead, /* raw access to configured storage objects */
VM_SliceBlockWrite,
VM_DriveBlockRead, /* raw access to physical devices */
VM_DriveBlockWrite,
VM_EnclosureMgt, /* enclosure management */
VM_Unused, /* used to be diskset management */
VM_CtBlockVerify,
VM_CtPerf, /* performance test */
VM_CtBlockRead64,
VM_CtBlockWrite64,
VM_CtBlockVerify64,
VM_CtHostRead64,
VM_CtHostWrite64,
} AAC_VMCommand;
/*
* "mountable object"
*/
struct aac_mntobj {
u_int32_t ObjectId;
char FileSystemName[16];
struct aac_container_creation CreateInfo;
u_int32_t Capacity;
u_int32_t VolType;
u_int32_t ObjType;
u_int32_t ContentState;
#define FSCS_READONLY 0x0002 /* XXX need more information
* than this */
union {
u_int32_t pad[8];
} ObjExtension;
u_int32_t AlterEgoId;
} __packed;
struct aac_mntinfo {
u_int32_t Command;
u_int32_t MntType;
u_int32_t MntCount;
} __packed;
struct aac_mntinforesp {
u_int32_t Status;
u_int32_t MntType;
u_int32_t MntRespCount;
struct aac_mntobj MntTable[1];
} __packed;
/*
* Container shutdown command.
*/
struct aac_closecommand {
u_int32_t Command;
u_int32_t ContainerId;
} __packed;
/*
* Container Config Command
*/
#define CT_GET_SCSI_METHOD 64
struct aac_ctcfg {
u_int32_t Command;
u_int32_t cmd;
u_int32_t param;
} __packed;
struct aac_ctcfg_resp {
u_int32_t Status;
u_int32_t resp;
u_int32_t param;
} __packed;
/*
* 'Ioctl' commads
*/
#define AAC_SCSI_MAX_PORTS 10
#define AAC_BUS_NO_EXIST 0
#define AAC_BUS_VALID 1
#define AAC_BUS_FAULTED 2
#define AAC_BUS_DISABLED 3
#define GetBusInfo 0x9
struct aac_getbusinf {
u_int32_t ProbeComplete;
u_int32_t BusCount;
u_int32_t TargetsPerBus;
u_int8_t InitiatorBusId[AAC_SCSI_MAX_PORTS];
u_int8_t BusValid[AAC_SCSI_MAX_PORTS];
} __packed;
struct aac_vmioctl {
u_int32_t Command;
u_int32_t ObjType;
u_int32_t MethId;
u_int32_t ObjId;
u_int32_t IoctlCmd;
u_int32_t IoctlBuf[1]; /* Placeholder? */
} __packed;
struct aac_vmi_businf_resp {
u_int32_t Status;
u_int32_t ObjType;
u_int32_t MethId;
u_int32_t ObjId;
u_int32_t IoctlCmd;
struct aac_getbusinf BusInf;
} __packed;
#define AAC_BTL_TO_HANDLE(b, t, l) \
(((b & 0x3f) << 7) | ((l & 0x7) << 4) | (t & 0xf))
#define GetDeviceProbeInfo 0x5
struct aac_vmi_devinfo_resp {
u_int32_t Status;
u_int32_t ObjType;
u_int32_t MethId;
u_int32_t ObjId;
u_int32_t IoctlCmd;
u_int8_t VendorId[8];
u_int8_t ProductId[16];
u_int8_t ProductRev[4];
u_int32_t Inquiry7;
u_int32_t align1;
u_int32_t Inquiry0;
u_int32_t align2;
u_int32_t Inquiry1;
u_int32_t align3;
u_int32_t reserved[2];
u_int8_t VendorSpecific[20];
u_int32_t Smart:1;
u_int32_t AAC_Managed:1;
u_int32_t align4;
u_int32_t reserved2:6;
u_int32_t Bus;
u_int32_t Target;
u_int32_t Lun;
u_int32_t ultraEnable:1,
disconnectEnable:1,
fast20EnabledW:1,
scamDevice:1,
scamTolerant:1,
setForSync:1,
setForWide:1,
syncDevice:1,
wideDevice:1,
reserved1:7,
ScsiRate:8,
ScsiOffset:8;
}; /* Do not pack */
#define ResetBus 0x16
struct aac_resetbus {
u_int32_t BusNumber;
};
/*
* Write 'stability' options.
*/
typedef enum {
CSTABLE = 1,
CUNSTABLE
} AAC_CacheLevel;
/*
* Commit level response for a write request.
*/
typedef enum {
CMFILE_SYNC_NVRAM = 1,
CMDATA_SYNC_NVRAM,
CMFILE_SYNC,
CMDATA_SYNC,
CMUNSTABLE
} AAC_CommitLevel;
/*
* Block read/write operations.
* These structures are packed into the 'data' area in the FIB.
*/
struct aac_blockread {
u_int32_t Command; /* not FSACommand! */
u_int32_t ContainerId;
u_int32_t BlockNumber;
u_int32_t ByteCount;
struct aac_sg_table SgMap; /* variable size */
} __packed;
struct aac_blockread64 {
u_int32_t Command;
u_int16_t ContainerId;
u_int16_t SectorCount;
u_int32_t BlockNumber;
u_int16_t Pad;
u_int16_t Flags;
struct aac_sg_table64 SgMap64;
} __packed;
struct aac_blockread_response {
u_int32_t Status;
u_int32_t ByteCount;
} __packed;
struct aac_blockwrite {
u_int32_t Command; /* not FSACommand! */
u_int32_t ContainerId;
u_int32_t BlockNumber;
u_int32_t ByteCount;
u_int32_t Stable;
struct aac_sg_table SgMap; /* variable size */
} __packed;
struct aac_blockwrite64 {
u_int32_t Command; /* not FSACommand! */
u_int16_t ContainerId;
u_int16_t SectorCount;
u_int32_t BlockNumber;
u_int16_t Pad;
u_int16_t Flags;
struct aac_sg_table64 SgMap64; /* variable size */
} __packed;
struct aac_blockwrite_response {
u_int32_t Status;
u_int32_t ByteCount;
u_int32_t Committed;
} __packed;
/*
* Container shutdown command.
*/
struct aac_close_command {
u_int32_t Command;
u_int32_t ContainerId;
};
/*
* SCSI Passthrough structures
*/
struct aac_srb32 {
u_int32_t function;
u_int32_t bus;
u_int32_t target;
u_int32_t lun;
u_int32_t timeout;
u_int32_t flags;
u_int32_t data_len;
u_int32_t retry_limit;
u_int32_t cdb_len;
u_int8_t cdb[16];
struct aac_sg_table sg_map32;
};
enum {
AAC_SRB_FUNC_EXECUTE_SCSI = 0x00,
AAC_SRB_FUNC_CLAIM_DEVICE,
AAC_SRB_FUNC_IO_CONTROL,
AAC_SRB_FUNC_RECEIVE_EVENT,
AAC_SRB_FUNC_RELEASE_QUEUE,
AAC_SRB_FUNC_ATTACH_DEVICE,
AAC_SRB_FUNC_RELEASE_DEVICE,
AAC_SRB_FUNC_SHUTDOWN,
AAC_SRB_FUNC_FLUSH,
AAC_SRB_FUNC_ABORT_COMMAND = 0x10,
AAC_SRB_FUNC_RELEASE_RECOVERY,
AAC_SRB_FUNC_RESET_BUS,
AAC_SRB_FUNC_RESET_DEVICE,
AAC_SRB_FUNC_TERMINATE_IO,
AAC_SRB_FUNC_FLUSH_QUEUE,
AAC_SRB_FUNC_REMOVE_DEVICE,
AAC_SRB_FUNC_DOMAIN_VALIDATION
};
#define AAC_SRB_FLAGS_NO_DATA_XFER 0x0000
#define AAC_SRB_FLAGS_DISABLE_DISCONNECT 0x0004
#define AAC_SRB_FLAGS_DISABLE_SYNC_TRANSFER 0x0008
#define AAC_SRB_FLAGS_BYPASS_FROZEN_QUEUE 0x0010
#define AAC_SRB_FLAGS_DISABLE_AUTOSENSE 0x0020
#define AAC_SRB_FLAGS_DATA_IN 0x0040
#define AAC_SRB_FLAGS_DATA_OUT 0x0080
#define AAC_SRB_FLAGS_UNSPECIFIED_DIRECTION \
(AAC_SRB_FLAGS_DATA_IN | AAC_SRB_FLAGS_DATA_OUT)
#define AAC_HOST_SENSE_DATA_MAX 30
struct aac_srb_response {
u_int32_t fib_status;
u_int32_t srb_status;
u_int32_t scsi_status;
u_int32_t data_len;
u_int32_t sense_len;
u_int8_t sense[AAC_HOST_SENSE_DATA_MAX];
};
enum {
AAC_SRB_STS_PENDING = 0x00,
AAC_SRB_STS_SUCCESS,
AAC_SRB_STS_ABORTED,
AAC_SRB_STS_ABORT_FAILED,
AAC_SRB_STS_ERROR,
AAC_SRB_STS_BUSY,
AAC_SRB_STS_INVALID_REQUEST,
AAC_SRB_STS_INVALID_PATH_ID,
AAC_SRB_STS_NO_DEVICE,
AAC_SRB_STS_TIMEOUT,
AAC_SRB_STS_SELECTION_TIMEOUT,
AAC_SRB_STS_COMMAND_TIMEOUT,
AAC_SRB_STS_MESSAGE_REJECTED = 0x0D,
AAC_SRB_STS_BUS_RESET,
AAC_SRB_STS_PARITY_ERROR,
AAC_SRB_STS_REQUEST_SENSE_FAILED,
AAC_SRB_STS_NO_HBA,
AAC_SRB_STS_DATA_OVERRUN,
AAC_SRB_STS_UNEXPECTED_BUS_FREE,
AAC_SRB_STS_PHASE_SEQUENCE_FAILURE,
AAC_SRB_STS_BAD_SRB_BLOCK_LENGTH,
AAC_SRB_STS_REQUEST_FLUSHED,
AAC_SRB_STS_INVALID_LUN = 0x20,
AAC_SRB_STS_INVALID_TARGET_ID,
AAC_SRB_STS_BAD_FUNCTION,
AAC_SRB_STS_ERROR_RECOVERY
};
/*
* Register set for adapters based on the Falcon bridge and PPC core
*/
#define AAC_FA_DOORBELL0_CLEAR 0x00
#define AAC_FA_DOORBELL1_CLEAR 0x02
#define AAC_FA_DOORBELL0 0x04
#define AAC_FA_DOORBELL1 0x06
#define AAC_FA_MASK0_CLEAR 0x08
#define AAC_FA_MASK1_CLEAR 0x0a
#define AAC_FA_MASK0 0x0c
#define AAC_FA_MASK1 0x0e
#define AAC_FA_MAILBOX 0x10
#define AAC_FA_FWSTATUS 0x2c /* Mailbox 7 */
#define AAC_FA_INTSRC 0x900
#define AAC_FA_HACK(sc) (void)AAC_GETREG4(sc, AAC_FA_INTSRC)
/*
* Register definitions for the Adaptec AAC-364 'Jalapeno I/II' adapters, based
* on the SA110 'StrongArm'.
*/
#define AAC_SA_DOORBELL0_CLEAR 0x98 /* doorbell 0 (adapter->host) */
#define AAC_SA_DOORBELL0_SET 0x9c
#define AAC_SA_DOORBELL0 0x9c
#define AAC_SA_MASK0_CLEAR 0xa0
#define AAC_SA_MASK0_SET 0xa4
#define AAC_SA_DOORBELL1_CLEAR 0x9a /* doorbell 1 (host->adapter) */
#define AAC_SA_DOORBELL1_SET 0x9e
#define AAC_SA_DOORBELL1 0x9e
#define AAC_SA_MASK1_CLEAR 0xa2
#define AAC_SA_MASK1_SET 0xa6
#define AAC_SA_MAILBOX 0xa8 /* mailbox (20 bytes) */
#define AAC_SA_FWSTATUS 0xc4
/*
* Register definitions for the Adaptec 'Pablano' adapters, based on the i960Rx,
* and other related adapters.
*/
#define AAC_RX_IDBR 0x20 /* inbound doorbell register */
#define AAC_RX_IISR 0x24 /* inbound interrupt status register */
#define AAC_RX_IIMR 0x28 /* inbound interrupt mask register */
#define AAC_RX_ODBR 0x2c /* outbound doorbell register */
#define AAC_RX_OISR 0x30 /* outbound interrupt status register */
#define AAC_RX_OIMR 0x34 /* outbound interrupt mask register */
#define AAC_RX_MAILBOX 0x50 /* mailbox (20 bytes) */
#define AAC_RX_FWSTATUS 0x6c
/*
* Register definitions for the Adaptec 'Rocket' RAID-On-Chip adapters.
* Unsurprisingly, it's quite similar to the i960!
*/
#define AAC_RKT_IDBR 0x20 /* inbound doorbell register */
#define AAC_RKT_IISR 0x24 /* inbound interrupt status register */
#define AAC_RKT_IIMR 0x28 /* inbound interrupt mask register */
#define AAC_RKT_ODBR 0x2c /* outbound doorbell register */
#define AAC_RKT_OISR 0x30 /* outbound interrupt status register */
#define AAC_RKT_OIMR 0x34 /* outbound interrupt mask register */
#define AAC_RKT_MAILBOX 0x1000 /* mailbox */
#define AAC_RKT_FWSTATUS 0x101c /* Firmware Status (mailbox 7) */
/*
* Common bit definitions for the doorbell registers.
*/
/*
* Status bits in the doorbell registers.
*/
#define AAC_DB_SYNC_COMMAND (1<<0) /* send/completed synchronous FIB */
#define AAC_DB_COMMAND_READY (1<<1) /* posted one or more commands */
#define AAC_DB_RESPONSE_READY (1<<2) /* one or more commands complete */
#define AAC_DB_COMMAND_NOT_FULL (1<<3) /* command queue not full */
#define AAC_DB_RESPONSE_NOT_FULL (1<<4) /* response queue not full */
/*
* The adapter can request the host print a message by setting the
* DB_PRINTF flag in DOORBELL0. The driver responds by collecting the
* message from the printf buffer, clearing the DB_PRINTF flag in
* DOORBELL0 and setting it in DOORBELL1.
* (ODBR and IDBR respectively for the i960Rx adapters)
*/
#define AAC_DB_PRINTF (1<<5) /* adapter requests host printf */
#define AAC_PRINTF_DONE (1<<5) /* Host completed printf processing */
/*
* Mask containing the interrupt bits we care about. We don't anticipate (or
* want) interrupts not in this mask.
*/
#define AAC_DB_INTERRUPTS (AAC_DB_COMMAND_READY | \
AAC_DB_RESPONSE_READY | \
AAC_DB_PRINTF)