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Diffstat (limited to 'drivers/message/fusion/mptbase.h')
| -rw-r--r-- | drivers/message/fusion/mptbase.h | 1021 |
1 files changed, 1021 insertions, 0 deletions
diff --git a/drivers/message/fusion/mptbase.h b/drivers/message/fusion/mptbase.h new file mode 100644 index 000000000000..be673070bc34 --- /dev/null +++ b/drivers/message/fusion/mptbase.h @@ -0,0 +1,1021 @@ +/* + * linux/drivers/message/fusion/mptbase.h + * High performance SCSI + LAN / Fibre Channel device drivers. + * For use with PCI chip/adapter(s): + * LSIFC9xx/LSI409xx Fibre Channel + * running LSI Logic Fusion MPT (Message Passing Technology) firmware. + * + * Credits: + * (see mptbase.c) + * + * Copyright (c) 1999-2004 LSI Logic Corporation + * Originally By: Steven J. Ralston + * (mailto:sjralston1@netscape.net) + * (mailto:mpt_linux_developer@lsil.com) + * + * $Id: mptbase.h,v 1.144 2003/01/28 21:31:56 pdelaney Exp $ + */ +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ +/* + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; version 2 of the License. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + NO WARRANTY + THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR + CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT + LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT, + MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is + solely responsible for determining the appropriateness of using and + distributing the Program and assumes all risks associated with its + exercise of rights under this Agreement, including but not limited to + the risks and costs of program errors, damage to or loss of data, + programs or equipment, and unavailability or interruption of operations. + + DISCLAIMER OF LIABILITY + NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY + DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), 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 OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED + HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +*/ + +#ifndef MPTBASE_H_INCLUDED +#define MPTBASE_H_INCLUDED +/*{-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ + +#include <linux/version.h> +#include <linux/config.h> +#include <linux/kernel.h> +#include <linux/pci.h> + +#include "lsi/mpi_type.h" +#include "lsi/mpi.h" /* Fusion MPI(nterface) basic defs */ +#include "lsi/mpi_ioc.h" /* Fusion MPT IOC(ontroller) defs */ +#include "lsi/mpi_cnfg.h" /* IOC configuration support */ +#include "lsi/mpi_init.h" /* SCSI Host (initiator) protocol support */ +#include "lsi/mpi_lan.h" /* LAN over FC protocol support */ +#include "lsi/mpi_raid.h" /* Integrated Mirroring support */ + +#include "lsi/mpi_fc.h" /* Fibre Channel (lowlevel) support */ +#include "lsi/mpi_targ.h" /* SCSI/FCP Target protcol support */ +#include "lsi/mpi_tool.h" /* Tools support */ +#include "lsi/fc_log.h" + +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ + +#ifndef MODULEAUTHOR +#define MODULEAUTHOR "LSI Logic Corporation" +#endif + +#ifndef COPYRIGHT +#define COPYRIGHT "Copyright (c) 1999-2004 " MODULEAUTHOR +#endif + +#define MPT_LINUX_VERSION_COMMON "3.01.20" +#define MPT_LINUX_PACKAGE_NAME "@(#)mptlinux-3.01.20" +#define WHAT_MAGIC_STRING "@" "(" "#" ")" + +#define show_mptmod_ver(s,ver) \ + printk(KERN_INFO "%s %s\n", s, ver); + +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ +/* + * Fusion MPT(linux) driver configurable stuff... + */ +#define MPT_MAX_ADAPTERS 18 +#define MPT_MAX_PROTOCOL_DRIVERS 16 +#define MPT_MAX_BUS 1 /* Do not change */ +#define MPT_MAX_FC_DEVICES 255 +#define MPT_MAX_SCSI_DEVICES 16 +#define MPT_LAST_LUN 255 +#define MPT_SENSE_BUFFER_ALLOC 64 + /* allow for 256 max sense alloc, but only 255 max request */ +#if MPT_SENSE_BUFFER_ALLOC >= 256 +# undef MPT_SENSE_BUFFER_ALLOC +# define MPT_SENSE_BUFFER_ALLOC 256 +# define MPT_SENSE_BUFFER_SIZE 255 +#else +# define MPT_SENSE_BUFFER_SIZE MPT_SENSE_BUFFER_ALLOC +#endif + +#define MPT_NAME_LENGTH 32 + +#define MPT_PROCFS_MPTBASEDIR "mpt" + /* chg it to "driver/fusion" ? */ +#define MPT_PROCFS_SUMMARY_ALL_NODE MPT_PROCFS_MPTBASEDIR "/summary" +#define MPT_PROCFS_SUMMARY_ALL_PATHNAME "/proc/" MPT_PROCFS_SUMMARY_ALL_NODE +#define MPT_FW_REV_MAGIC_ID_STRING "FwRev=" + +#define MPT_MAX_REQ_DEPTH 1023 +#define MPT_DEFAULT_REQ_DEPTH 256 +#define MPT_MIN_REQ_DEPTH 128 + +#define MPT_MAX_REPLY_DEPTH MPT_MAX_REQ_DEPTH +#define MPT_DEFAULT_REPLY_DEPTH 128 +#define MPT_MIN_REPLY_DEPTH 8 +#define MPT_MAX_REPLIES_PER_ISR 32 + +#define MPT_MAX_FRAME_SIZE 128 +#define MPT_DEFAULT_FRAME_SIZE 128 + +#define MPT_REPLY_FRAME_SIZE 0x40 /* Must be a multiple of 8 */ + +#define MPT_SG_REQ_128_SCALE 1 +#define MPT_SG_REQ_96_SCALE 2 +#define MPT_SG_REQ_64_SCALE 4 + +#define CAN_SLEEP 1 +#define NO_SLEEP 0 + +#define MPT_COALESCING_TIMEOUT 0x10 + +/* + * SCSI transfer rate defines. + */ +#define MPT_ULTRA320 0x08 +#define MPT_ULTRA160 0x09 +#define MPT_ULTRA2 0x0A +#define MPT_ULTRA 0x0C +#define MPT_FAST 0x19 +#define MPT_SCSI 0x32 +#define MPT_ASYNC 0xFF + +#define MPT_NARROW 0 +#define MPT_WIDE 1 + +#define C0_1030 0x08 +#define XL_929 0x01 + + +/* + * Try to keep these at 2^N-1 + */ +#define MPT_FC_CAN_QUEUE 127 +#define MPT_SCSI_CAN_QUEUE 127 + +/* + * Set the MAX_SGE value based on user input. + */ +#ifdef CONFIG_FUSION_MAX_SGE +#if CONFIG_FUSION_MAX_SGE < 16 +#define MPT_SCSI_SG_DEPTH 16 +#elif CONFIG_FUSION_MAX_SGE > 128 +#define MPT_SCSI_SG_DEPTH 128 +#else +#define MPT_SCSI_SG_DEPTH CONFIG_FUSION_MAX_SGE +#endif +#else +#define MPT_SCSI_SG_DEPTH 40 +#endif + +#ifdef __KERNEL__ /* { */ +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ + +#include <linux/proc_fs.h> + +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ +/* + * Attempt semi-consistent error & warning msgs across + * MPT drivers. NOTE: Users of these macro defs must + * themselves define their own MYNAM. + */ +#define MYIOC_s_INFO_FMT KERN_INFO MYNAM ": %s: " +#define MYIOC_s_NOTE_FMT KERN_NOTICE MYNAM ": %s: " +#define MYIOC_s_WARN_FMT KERN_WARNING MYNAM ": %s: WARNING - " +#define MYIOC_s_ERR_FMT KERN_ERR MYNAM ": %s: ERROR - " + +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ +/* + * MPT protocol driver defs... + */ +typedef enum { + MPTBASE_DRIVER, /* MPT base class */ + MPTCTL_DRIVER, /* MPT ioctl class */ + MPTSCSIH_DRIVER, /* MPT SCSI host (initiator) class */ + MPTLAN_DRIVER, /* MPT LAN class */ + MPTSTM_DRIVER, /* MPT SCSI target mode class */ + MPTUNKNOWN_DRIVER +} MPT_DRIVER_CLASS; + +struct mpt_pci_driver{ + int (*probe) (struct pci_dev *dev, const struct pci_device_id *id); + void (*remove) (struct pci_dev *dev); + void (*shutdown) (struct device * dev); +#ifdef CONFIG_PM + int (*resume) (struct pci_dev *dev); + int (*suspend) (struct pci_dev *dev, u32 state); +#endif +}; + +/* + * MPT adapter / port / bus / device info structures... + */ + +typedef union _MPT_FRAME_TRACKER { + struct { + struct list_head list; + u32 arg1; + u32 pad; + void *argp1; + } linkage; + /* + * NOTE: When request frames are free, on the linkage structure + * contets are valid. All other values are invalid. + * In particular, do NOT reply on offset [2] + * (in words) being the * message context. + * The message context must be reset (computed via base address + * + an offset) prior to issuing any command. + * + * NOTE2: On non-32-bit systems, where pointers are LARGE, + * using the linkage pointers destroys our sacred MsgContext + * field contents. But we don't care anymore because these + * are now reset in mpt_put_msg_frame() just prior to sending + * a request off to the IOC. + */ + struct { + u32 __hdr[2]; + /* + * The following _MUST_ match the location of the + * MsgContext field in the MPT message headers. + */ + union { + u32 MsgContext; + struct { + u16 req_idx; /* Request index */ + u8 cb_idx; /* callback function index */ + u8 rsvd; + } fld; + } msgctxu; + } hwhdr; + /* + * Remark: 32 bit identifier: + * 31-24: reserved + * 23-16: call back index + * 15-0 : request index + */ +} MPT_FRAME_TRACKER; + +/* + * We might want to view/access a frame as: + * 1) generic request header + * 2) SCSIIORequest + * 3) SCSIIOReply + * 4) MPIDefaultReply + * 5) frame tracker + */ +typedef struct _MPT_FRAME_HDR { + union { + MPIHeader_t hdr; + SCSIIORequest_t scsireq; + SCSIIOReply_t sreply; + ConfigReply_t configreply; + MPIDefaultReply_t reply; + MPT_FRAME_TRACKER frame; + } u; +} MPT_FRAME_HDR; + +#define MPT_REQ_MSGFLAGS_DROPME 0x80 + +typedef struct _MPT_SGL_HDR { + SGESimple32_t sge[1]; +} MPT_SGL_HDR; + +typedef struct _MPT_SGL64_HDR { + SGESimple64_t sge[1]; +} MPT_SGL64_HDR; + +/* + * System interface register set + */ + +typedef struct _SYSIF_REGS +{ + u32 Doorbell; /* 00 System<->IOC Doorbell reg */ + u32 WriteSequence; /* 04 Write Sequence register */ + u32 Diagnostic; /* 08 Diagnostic register */ + u32 TestBase; /* 0C Test Base Address */ + u32 DiagRwData; /* 10 Read Write Data (fw download) */ + u32 DiagRwAddress; /* 14 Read Write Address (fw download)*/ + u32 Reserved1[6]; /* 18-2F reserved for future use */ + u32 IntStatus; /* 30 Interrupt Status */ + u32 IntMask; /* 34 Interrupt Mask */ + u32 Reserved2[2]; /* 38-3F reserved for future use */ + u32 RequestFifo; /* 40 Request Post/Free FIFO */ + u32 ReplyFifo; /* 44 Reply Post/Free FIFO */ + u32 Reserved3[2]; /* 48-4F reserved for future use */ + u32 HostIndex; /* 50 Host Index register */ + u32 Reserved4[15]; /* 54-8F */ + u32 Fubar; /* 90 For Fubar usage */ + u32 Reserved5[27]; /* 94-FF */ +} SYSIF_REGS; + +/* + * NOTE: Use MPI_{DOORBELL,WRITESEQ,DIAG}_xxx defs in lsi/mpi.h + * in conjunction with SYSIF_REGS accesses! + */ + + +/* + * Dynamic Multi-Pathing specific stuff... + */ + +/* VirtDevice negoFlags field */ +#define MPT_TARGET_NO_NEGO_WIDE 0x01 +#define MPT_TARGET_NO_NEGO_SYNC 0x02 +#define MPT_TARGET_NO_NEGO_QAS 0x04 +#define MPT_TAPE_NEGO_IDP 0x08 + +/* + * VirtDevice - FC LUN device or SCSI target device + */ +typedef struct _VirtDevice { + struct scsi_device *device; + u8 tflags; + u8 ioc_id; + u8 target_id; + u8 bus_id; + u8 minSyncFactor; /* 0xFF is async */ + u8 maxOffset; /* 0 if async */ + u8 maxWidth; /* 0 if narrow, 1 if wide */ + u8 negoFlags; /* bit field, see above */ + u8 raidVolume; /* set, if RAID Volume */ + u8 type; /* byte 0 of Inquiry data */ + u8 cflags; /* controller flags */ + u8 rsvd1raid; + u16 fc_phys_lun; + u16 fc_xlat_lun; + u32 num_luns; + u32 luns[8]; /* Max LUNs is 256 */ + u8 pad[4]; + u8 inq_data[8]; + /* IEEE Registered Extended Identifier + obtained via INQUIRY VPD page 0x83 */ + /* NOTE: Do not separate uniq_prepad and uniq_data + as they are treateed as a single entity in the code */ + u8 uniq_prepad[8]; + u8 uniq_data[20]; + u8 pad2[4]; +} VirtDevice; + +/* + * Fibre Channel (SCSI) target device and associated defines... + */ +#define MPT_TARGET_DEFAULT_DV_STATUS 0x00 +#define MPT_TARGET_FLAGS_VALID_NEGO 0x01 +#define MPT_TARGET_FLAGS_VALID_INQUIRY 0x02 +#define MPT_TARGET_FLAGS_Q_YES 0x08 +#define MPT_TARGET_FLAGS_VALID_56 0x10 +#define MPT_TARGET_FLAGS_SAF_TE_ISSUED 0x20 + +/* + * /proc/mpt interface + */ +typedef struct { + const char *name; + mode_t mode; + int pad; + read_proc_t *read_proc; + write_proc_t *write_proc; +} mpt_proc_entry_t; + +#define MPT_PROC_READ_RETURN(buf,start,offset,request,eof,len) \ +do { \ + len -= offset; \ + if (len < request) { \ + *eof = 1; \ + if (len <= 0) \ + return 0; \ + } else \ + len = request; \ + *start = buf + offset; \ + return len; \ +} while (0) + + +/* + * IOCTL structure and associated defines + */ + +#define MPT_IOCTL_STATUS_DID_IOCRESET 0x01 /* IOC Reset occurred on the current*/ +#define MPT_IOCTL_STATUS_RF_VALID 0x02 /* The Reply Frame is VALID */ +#define MPT_IOCTL_STATUS_TIMER_ACTIVE 0x04 /* The timer is running */ +#define MPT_IOCTL_STATUS_SENSE_VALID 0x08 /* Sense data is valid */ +#define MPT_IOCTL_STATUS_COMMAND_GOOD 0x10 /* Command Status GOOD */ +#define MPT_IOCTL_STATUS_TMTIMER_ACTIVE 0x20 /* The TM timer is running */ +#define MPT_IOCTL_STATUS_TM_FAILED 0x40 /* User TM request failed */ + +#define MPTCTL_RESET_OK 0x01 /* Issue Bus Reset */ + +typedef struct _MPT_IOCTL { + struct _MPT_ADAPTER *ioc; + u8 ReplyFrame[MPT_DEFAULT_FRAME_SIZE]; /* reply frame data */ + u8 sense[MPT_SENSE_BUFFER_ALLOC]; + int wait_done; /* wake-up value for this ioc */ + u8 rsvd; + u8 status; /* current command status */ + u8 reset; /* 1 if bus reset allowed */ + u8 target; /* target for reset */ + struct semaphore sem_ioc; +} MPT_IOCTL; + +/* + * Event Structure and define + */ +#define MPTCTL_EVENT_LOG_SIZE (0x0000000A) +typedef struct _mpt_ioctl_events { + u32 event; /* Specified by define above */ + u32 eventContext; /* Index or counter */ + int data[2]; /* First 8 bytes of Event Data */ +} MPT_IOCTL_EVENTS; + +/* + * CONFIGPARM status defines + */ +#define MPT_CONFIG_GOOD MPI_IOCSTATUS_SUCCESS +#define MPT_CONFIG_ERROR 0x002F + +/* + * Substructure to store SCSI specific configuration page data + */ + /* dvStatus defines: */ +#define MPT_SCSICFG_NEGOTIATE 0x01 /* Negotiate on next IO */ +#define MPT_SCSICFG_NEED_DV 0x02 /* Schedule DV */ +#define MPT_SCSICFG_DV_PENDING 0x04 /* DV on this physical id pending */ +#define MPT_SCSICFG_DV_NOT_DONE 0x08 /* DV has not been performed */ +#define MPT_SCSICFG_BLK_NEGO 0x10 /* WriteSDP1 with WDTR and SDTR disabled */ +#define MPT_SCSICFG_RELOAD_IOC_PG3 0x20 /* IOC Pg 3 data is obsolete */ + /* Args passed to writeSDP1: */ +#define MPT_SCSICFG_USE_NVRAM 0x01 /* WriteSDP1 using NVRAM */ +#define MPT_SCSICFG_ALL_IDS 0x02 /* WriteSDP1 to all IDS */ +/* #define MPT_SCSICFG_BLK_NEGO 0x10 WriteSDP1 with WDTR and SDTR disabled */ + +typedef struct _ScsiCfgData { + u32 PortFlags; + int *nvram; /* table of device NVRAM values */ + IOCPage2_t *pIocPg2; /* table of Raid Volumes */ + IOCPage3_t *pIocPg3; /* table of physical disks */ + IOCPage4_t *pIocPg4; /* SEP devices addressing */ + dma_addr_t IocPg4_dma; /* Phys Addr of IOCPage4 data */ + int IocPg4Sz; /* IOCPage4 size */ + u8 dvStatus[MPT_MAX_SCSI_DEVICES]; + int isRaid; /* bit field, 1 if RAID */ + u8 minSyncFactor; /* 0xFF if async */ + u8 maxSyncOffset; /* 0 if async */ + u8 maxBusWidth; /* 0 if narrow, 1 if wide */ + u8 busType; /* SE, LVD, HD */ + u8 sdp1version; /* SDP1 version */ + u8 sdp1length; /* SDP1 length */ + u8 sdp0version; /* SDP0 version */ + u8 sdp0length; /* SDP0 length */ + u8 dvScheduled; /* 1 if scheduled */ + u8 forceDv; /* 1 to force DV scheduling */ + u8 noQas; /* Disable QAS for this adapter */ + u8 Saf_Te; /* 1 to force all Processors as SAF-TE if Inquiry data length is too short to check for SAF-TE */ + u8 rsvd[1]; +} ScsiCfgData; + +/* + * Adapter Structure - pci_dev specific. Maximum: MPT_MAX_ADAPTERS + */ +typedef struct _MPT_ADAPTER +{ + int id; /* Unique adapter id N {0,1,2,...} */ + int pci_irq; /* This irq */ + char name[MPT_NAME_LENGTH]; /* "iocN" */ + char *prod_name; /* "LSIFC9x9" */ + SYSIF_REGS __iomem *chip; /* == c8817000 (mmap) */ + SYSIF_REGS __iomem *pio_chip; /* Programmed IO (downloadboot) */ + u8 bus_type; + u32 mem_phys; /* == f4020000 (mmap) */ + u32 pio_mem_phys; /* Programmed IO (downloadboot) */ + int mem_size; /* mmap memory size */ + int alloc_total; + u32 last_state; + int active; + u8 *alloc; /* frames alloc ptr */ + dma_addr_t alloc_dma; + u32 alloc_sz; + MPT_FRAME_HDR *reply_frames; /* Reply msg frames - rounded up! */ + u32 reply_frames_low_dma; + int reply_depth; /* Num Allocated reply frames */ + int reply_sz; /* Reply frame size */ + int num_chain; /* Number of chain buffers */ + /* Pool of buffers for chaining. ReqToChain + * and ChainToChain track index of chain buffers. + * ChainBuffer (DMA) virt/phys addresses. + * FreeChainQ (lock) locking mechanisms. + */ + int *ReqToChain; + int *RequestNB; + int *ChainToChain; + u8 *ChainBuffer; + dma_addr_t ChainBufferDMA; + struct list_head FreeChainQ; + spinlock_t FreeChainQlock; + /* We (host driver) get to manage our own RequestQueue! */ + dma_addr_t req_frames_dma; + MPT_FRAME_HDR *req_frames; /* Request msg frames - rounded up! */ + u32 req_frames_low_dma; + int req_depth; /* Number of request frames */ + int req_sz; /* Request frame size (bytes) */ + spinlock_t FreeQlock; + struct list_head FreeQ; + /* Pool of SCSI sense buffers for commands coming from + * the SCSI mid-layer. We have one 256 byte sense buffer + * for each REQ entry. + */ + u8 *sense_buf_pool; + dma_addr_t sense_buf_pool_dma; + u32 sense_buf_low_dma; + int mtrr_reg; + struct pci_dev *pcidev; /* struct pci_dev pointer */ + u8 __iomem *memmap; /* mmap address */ + struct Scsi_Host *sh; /* Scsi Host pointer */ + ScsiCfgData spi_data; /* Scsi config. data */ + MPT_IOCTL *ioctl; /* ioctl data pointer */ + struct proc_dir_entry *ioc_dentry; + struct _MPT_ADAPTER *alt_ioc; /* ptr to 929 bound adapter port */ + spinlock_t diagLock; /* diagnostic reset lock */ + int diagPending; + u32 biosVersion; /* BIOS version from IO Unit Page 2 */ + int eventTypes; /* Event logging parameters */ + int eventContext; /* Next event context */ + int eventLogSize; /* Max number of cached events */ + struct _mpt_ioctl_events *events; /* pointer to event log */ + u8 *cached_fw; /* Pointer to FW */ + dma_addr_t cached_fw_dma; + struct list_head configQ; /* linked list of config. requests */ + int hs_reply_idx; +#ifndef MFCNT + u32 pad0; +#else + u32 mfcnt; +#endif + u32 NB_for_64_byte_frame; + u32 hs_req[MPT_MAX_FRAME_SIZE/sizeof(u32)]; + u16 hs_reply[MPT_MAX_FRAME_SIZE/sizeof(u16)]; + IOCFactsReply_t facts; + PortFactsReply_t pfacts[2]; + FCPortPage0_t fc_port_page0[2]; + LANPage0_t lan_cnfg_page0; + LANPage1_t lan_cnfg_page1; + u8 FirstWhoInit; + u8 upload_fw; /* If set, do a fw upload */ + u8 reload_fw; /* Force a FW Reload on next reset */ + u8 NBShiftFactor; /* NB Shift Factor based on Block Size (Facts) */ + u8 pad1[4]; + struct list_head list; + struct net_device *netdev; +} MPT_ADAPTER; + +/* + * New return value convention: + * 1 = Ok to free associated request frame + * 0 = not Ok ... + */ +typedef int (*MPT_CALLBACK)(MPT_ADAPTER *ioc, MPT_FRAME_HDR *req, MPT_FRAME_HDR *reply); +typedef int (*MPT_EVHANDLER)(MPT_ADAPTER *ioc, EventNotificationReply_t *evReply); +typedef int (*MPT_RESETHANDLER)(MPT_ADAPTER *ioc, int reset_phase); +/* reset_phase defs */ +#define MPT_IOC_PRE_RESET 0 +#define MPT_IOC_POST_RESET 1 +#define MPT_IOC_SETUP_RESET 2 + +/* + * Invent MPT host event (super-set of MPI Events) + * Fitted to 1030's 64-byte [max] request frame size + */ +typedef struct _MPT_HOST_EVENT { + EventNotificationReply_t MpiEvent; /* 8 32-bit words! */ + u32 pad[6]; + void *next; +} MPT_HOST_EVENT; + +#define MPT_HOSTEVENT_IOC_BRINGUP 0x91 +#define MPT_HOSTEVENT_IOC_RECOVER 0x92 + +/* Define the generic types based on the size + * of the dma_addr_t type. + */ +typedef struct _mpt_sge { + u32 FlagsLength; + dma_addr_t Address; +} MptSge_t; + +#define mpt_addr_size() \ + ((sizeof(dma_addr_t) == sizeof(u64)) ? MPI_SGE_FLAGS_64_BIT_ADDRESSING : \ + MPI_SGE_FLAGS_32_BIT_ADDRESSING) + +#define mpt_msg_flags() \ + ((sizeof(dma_addr_t) == sizeof(u64)) ? MPI_SCSIIO_MSGFLGS_SENSE_WIDTH_64 : \ + MPI_SCSIIO_MSGFLGS_SENSE_WIDTH_32) + +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ +/* + * Funky (private) macros... + */ +#ifdef MPT_DEBUG +#define dprintk(x) printk x +#else +#define dprintk(x) +#endif + +#ifdef MPT_DEBUG_INIT +#define dinitprintk(x) printk x +#define DBG_DUMP_FW_REQUEST_FRAME(mfp) \ + { int i, n = 10; \ + u32 *m = (u32 *)(mfp); \ + printk(KERN_INFO " "); \ + for (i=0; i<n; i++) \ + printk(" %08x", le32_to_cpu(m[i])); \ + printk("\n"); \ + } +#else +#define dinitprintk(x) +#define DBG_DUMP_FW_REQUEST_FRAME(mfp) +#endif + +#ifdef MPT_DEBUG_EXIT +#define dexitprintk(x) printk x +#else +#define dexitprintk(x) +#endif + +#if defined MPT_DEBUG_FAIL || defined (MPT_DEBUG_SG) +#define dfailprintk(x) printk x +#else +#define dfailprintk(x) +#endif + +#ifdef MPT_DEBUG_HANDSHAKE +#define dhsprintk(x) printk x +#else +#define dhsprintk(x) +#endif + +#ifdef MPT_DEBUG_EVENTS +#define devtprintk(x) printk x +#else +#define devtprintk(x) +#endif + +#ifdef MPT_DEBUG_RESET +#define drsprintk(x) printk x +#else +#define drsprintk(x) +#endif + +//#if defined(MPT_DEBUG) || defined(MPT_DEBUG_MSG_FRAME) +#if defined(MPT_DEBUG_MSG_FRAME) +#define dmfprintk(x) printk x +#define DBG_DUMP_REQUEST_FRAME(mfp) \ + { int i, n = 24; \ + u32 *m = (u32 *)(mfp); \ + for (i=0; i<n; i++) { \ + if (i && ((i%8)==0)) \ + printk("\n"); \ + printk("%08x ", le32_to_cpu(m[i])); \ + } \ + printk("\n"); \ + } +#else +#define dmfprintk(x) +#define DBG_DUMP_REQUEST_FRAME(mfp) +#endif + +#ifdef MPT_DEBUG_IRQ +#define dirqprintk(x) printk x +#else +#define dirqprintk(x) +#endif + +#ifdef MPT_DEBUG_SG +#define dsgprintk(x) printk x +#else +#define dsgprintk(x) +#endif + +#if defined(MPT_DEBUG_DL) || defined(MPT_DEBUG) +#define ddlprintk(x) printk x +#else +#define ddlprintk(x) +#endif + +#ifdef MPT_DEBUG_DV +#define ddvprintk(x) printk x +#else +#define ddvprintk(x) +#endif + +#ifdef MPT_DEBUG_NEGO +#define dnegoprintk(x) printk x +#else +#define dnegoprintk(x) +#endif + +#if defined(MPT_DEBUG_DV) || defined(MPT_DEBUG_DV_TINY) +#define ddvtprintk(x) printk x +#else +#define ddvtprintk(x) +#endif + +#ifdef MPT_DEBUG_IOCTL +#define dctlprintk(x) printk x +#else +#define dctlprintk(x) +#endif + +#ifdef MPT_DEBUG_REPLY +#define dreplyprintk(x) printk x +#else +#define dreplyprintk(x) +#endif + +#ifdef MPT_DEBUG_TM +#define dtmprintk(x) printk x +#define DBG_DUMP_TM_REQUEST_FRAME(mfp) \ + { u32 *m = (u32 *)(mfp); \ + int i, n = 13; \ + printk("TM_REQUEST:\n"); \ + for (i=0; i<n; i++) { \ + if (i && ((i%8)==0)) \ + printk("\n"); \ + printk("%08x ", le32_to_cpu(m[i])); \ + } \ + printk("\n"); \ + } +#define DBG_DUMP_TM_REPLY_FRAME(mfp) \ + { u32 *m = (u32 *)(mfp); \ + int i, n = (le32_to_cpu(m[0]) & 0x00FF0000) >> 16; \ + printk("TM_REPLY MessageLength=%d:\n", n); \ + for (i=0; i<n; i++) { \ + if (i && ((i%8)==0)) \ + printk("\n"); \ + printk(" %08x", le32_to_cpu(m[i])); \ + } \ + printk("\n"); \ + } +#else +#define dtmprintk(x) +#define DBG_DUMP_TM_REQUEST_FRAME(mfp) +#define DBG_DUMP_TM_REPLY_FRAME(mfp) +#endif + +#ifdef MPT_DEBUG_NEH +#define nehprintk(x) printk x +#else +#define nehprintk(x) +#endif + +#if defined(MPT_DEBUG_CONFIG) || defined(MPT_DEBUG) +#define dcprintk(x) printk x +#else +#define dcprintk(x) +#endif + +#if defined(MPT_DEBUG_SCSI) || defined(MPT_DEBUG) || defined(MPT_DEBUG_MSG_FRAME) +#define dsprintk(x) printk x +#else +#define dsprintk(x) +#endif + + +#define MPT_INDEX_2_MFPTR(ioc,idx) \ + (MPT_FRAME_HDR*)( (u8*)(ioc)->req_frames + (ioc)->req_sz * (idx) ) + +#define MFPTR_2_MPT_INDEX(ioc,mf) \ + (int)( ((u8*)mf - (u8*)(ioc)->req_frames) / (ioc)->req_sz ) + +#define MPT_INDEX_2_RFPTR(ioc,idx) \ + (MPT_FRAME_HDR*)( (u8*)(ioc)->reply_frames + (ioc)->req_sz * (idx) ) + +#if defined(MPT_DEBUG) || defined(MPT_DEBUG_MSG_FRAME) +#define DBG_DUMP_REPLY_FRAME(mfp) \ + { u32 *m = (u32 *)(mfp); \ + int i, n = (le32_to_cpu(m[0]) & 0x00FF0000) >> 16; \ + printk(KERN_INFO " "); \ + for (i=0; i<n; i++) \ + printk(" %08x", le32_to_cpu(m[i])); \ + printk("\n"); \ + } +#define DBG_DUMP_REQUEST_FRAME_HDR(mfp) \ + { int i, n = 3; \ + u32 *m = (u32 *)(mfp); \ + printk(KERN_INFO " "); \ + for (i=0; i<n; i++) \ + printk(" %08x", le32_to_cpu(m[i])); \ + printk("\n"); \ + } +#else +#define DBG_DUMP_REPLY_FRAME(mfp) +#define DBG_DUMP_REQUEST_FRAME_HDR(mfp) +#endif + + +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ + +#define SCSI_STD_SENSE_BYTES 18 +#define SCSI_STD_INQUIRY_BYTES 36 +#define SCSI_MAX_INQUIRY_BYTES 96 + +/* + * MPT_SCSI_HOST defines - Used by the IOCTL and the SCSI drivers + * Private to the driver. + */ +/* LOCAL structure and fields used when processing + * internally generated commands. These include: + * bus scan, dv and config requests. + */ +typedef struct _MPT_LOCAL_REPLY { + ConfigPageHeader_t header; + int completion; + u8 sense[SCSI_STD_SENSE_BYTES]; + u8 scsiStatus; + u8 skip; + u32 pad; +} MPT_LOCAL_REPLY; + +#define MPT_HOST_BUS_UNKNOWN (0xFF) +#define MPT_HOST_TOO_MANY_TM (0x05) +#define MPT_HOST_NVRAM_INVALID (0xFFFFFFFF) +#define MPT_HOST_NO_CHAIN (0xFFFFFFFF) +#define MPT_NVRAM_MASK_TIMEOUT (0x000000FF) +#define MPT_NVRAM_SYNC_MASK (0x0000FF00) +#define MPT_NVRAM_SYNC_SHIFT (8) +#define MPT_NVRAM_DISCONNECT_ENABLE (0x00010000) +#define MPT_NVRAM_ID_SCAN_ENABLE (0x00020000) +#define MPT_NVRAM_LUN_SCAN_ENABLE (0x00040000) +#define MPT_NVRAM_TAG_QUEUE_ENABLE (0x00080000) +#define MPT_NVRAM_WIDE_DISABLE (0x00100000) +#define MPT_NVRAM_BOOT_CHOICE (0x00200000) + +/* The TM_STATE variable is used to provide strict single threading of TM + * requests as well as communicate TM error conditions. + */ +#define TM_STATE_NONE (0) +#define TM_STATE_IN_PROGRESS (1) +#define TM_STATE_ERROR (2) + +typedef enum { + FC, + SCSI, + SAS +} BUS_TYPE; + +typedef struct _MPT_SCSI_HOST { + MPT_ADAPTER *ioc; + int port; + u32 pad0; + struct scsi_cmnd **ScsiLookup; + VirtDevice **Targets; + MPT_LOCAL_REPLY *pLocal; /* used for internal commands */ + struct timer_list timer; + /* Pool of memory for holding SCpnts before doing + * OS callbacks. freeQ is the free pool. + */ + u8 tmPending; + u8 resetPending; + u8 negoNvram; /* DV disabled, nego NVRAM */ + u8 pad1; + u8 tmState; + u8 rsvd[2]; + MPT_FRAME_HDR *cmdPtr; /* Ptr to nonOS request */ + struct scsi_cmnd *abortSCpnt; + MPT_LOCAL_REPLY localReply; /* internal cmd reply struct */ + unsigned long hard_resets; /* driver forced bus resets count */ + unsigned long soft_resets; /* fw/external bus resets count */ + unsigned long timeouts; /* cmd timeouts */ + ushort sel_timeout[MPT_MAX_FC_DEVICES]; +} MPT_SCSI_HOST; + +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ +/* + * More Dynamic Multi-Pathing stuff... + */ + +/* Forward decl, a strange C thing, to prevent gcc compiler warnings */ +struct scsi_cmnd; + +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ +/* + * Generic structure passed to the base mpt_config function. + */ +typedef struct _x_config_parms { + struct list_head linkage; /* linked list */ + struct timer_list timer; /* timer function for this request */ + ConfigPageHeader_t *hdr; + dma_addr_t physAddr; + int wait_done; /* wait for this request */ + u32 pageAddr; /* properly formatted */ + u8 action; + u8 dir; + u8 timeout; /* seconds */ + u8 pad1; + u16 status; + u16 pad2; +} CONFIGPARMS; + +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ +/* + * Public entry points... + */ +extern int mpt_register(MPT_CALLBACK cbfunc, MPT_DRIVER_CLASS dclass); +extern void mpt_deregister(int cb_idx); +extern int mpt_event_register(int cb_idx, MPT_EVHANDLER ev_cbfunc); +extern void mpt_event_deregister(int cb_idx); +extern int mpt_reset_register(int cb_idx, MPT_RESETHANDLER reset_func); +extern void mpt_reset_deregister(int cb_idx); +extern int mpt_device_driver_register(struct mpt_pci_driver * dd_cbfunc, int cb_idx); +extern void mpt_device_driver_deregister(int cb_idx); +extern MPT_FRAME_HDR *mpt_get_msg_frame(int handle, MPT_ADAPTER *ioc); +extern void mpt_free_msg_frame(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf); +extern void mpt_put_msg_frame(int handle, MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf); +extern void mpt_add_sge(char *pAddr, u32 flagslength, dma_addr_t dma_addr); + +extern int mpt_send_handshake_request(int handle, MPT_ADAPTER *ioc, int reqBytes, u32 *req, int sleepFlag); +extern int mpt_verify_adapter(int iocid, MPT_ADAPTER **iocpp); +extern u32 mpt_GetIocState(MPT_ADAPTER *ioc, int cooked); +extern void mpt_print_ioc_summary(MPT_ADAPTER *ioc, char *buf, int *size, int len, int showlan); +extern int mpt_HardResetHandler(MPT_ADAPTER *ioc, int sleepFlag); +extern int mpt_config(MPT_ADAPTER *ioc, CONFIGPARMS *cfg); +extern int mpt_toolbox(MPT_ADAPTER *ioc, CONFIGPARMS *cfg); +extern void mpt_alloc_fw_memory(MPT_ADAPTER *ioc, int size); +extern void mpt_free_fw_memory(MPT_ADAPTER *ioc); +extern int mpt_findImVolumes(MPT_ADAPTER *ioc); +extern int mpt_read_ioc_pg_3(MPT_ADAPTER *ioc); + +/* + * Public data decl's... + */ +extern struct list_head ioc_list; +extern struct proc_dir_entry *mpt_proc_root_dir; + +extern int mpt_lan_index; /* needed by mptlan.c */ +extern int mpt_stm_index; /* needed by mptstm.c */ + +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ +#endif /* } __KERNEL__ */ + +#if defined(__alpha__) || defined(__sparc_v9__) || defined(__ia64__) || defined(__x86_64__) +#define CAST_U32_TO_PTR(x) ((void *)(u64)x) +#define CAST_PTR_TO_U32(x) ((u32)(u64)x) +#else +#define CAST_U32_TO_PTR(x) ((void *)x) +#define CAST_PTR_TO_U32(x) ((u32)x) +#endif + +#define MPT_PROTOCOL_FLAGS_c_c_c_c(pflags) \ + ((pflags) & MPI_PORTFACTS_PROTOCOL_INITIATOR) ? 'I' : 'i', \ + ((pflags) & MPI_PORTFACTS_PROTOCOL_TARGET) ? 'T' : 't', \ + ((pflags) & MPI_PORTFACTS_PROTOCOL_LAN) ? 'L' : 'l', \ + ((pflags) & MPI_PORTFACTS_PROTOCOL_LOGBUSADDR) ? 'B' : 'b' + +/* + * Shifted SGE Defines - Use in SGE with FlagsLength member. + * Otherwise, use MPI_xxx defines (refer to "lsi/mpi.h" header). + * Defaults: 32 bit SGE, SYSTEM_ADDRESS if direction bit is 0, read + */ +#define MPT_TRANSFER_IOC_TO_HOST (0x00000000) +#define MPT_TRANSFER_HOST_TO_IOC (0x04000000) +#define MPT_SGE_FLAGS_LAST_ELEMENT (0x80000000) +#define MPT_SGE_FLAGS_END_OF_BUFFER (0x40000000) +#define MPT_SGE_FLAGS_LOCAL_ADDRESS (0x08000000) +#define MPT_SGE_FLAGS_DIRECTION (0x04000000) +#define MPT_SGE_FLAGS_ADDRESSING (mpt_addr_size() << MPI_SGE_FLAGS_SHIFT) +#define MPT_SGE_FLAGS_END_OF_LIST (0x01000000) + +#define MPT_SGE_FLAGS_TRANSACTION_ELEMENT (0x00000000) +#define MPT_SGE_FLAGS_SIMPLE_ELEMENT (0x10000000) +#define MPT_SGE_FLAGS_CHAIN_ELEMENT (0x30000000) +#define MPT_SGE_FLAGS_ELEMENT_MASK (0x30000000) + +#define MPT_SGE_FLAGS_SSIMPLE_READ \ + (MPT_SGE_FLAGS_LAST_ELEMENT | \ + MPT_SGE_FLAGS_END_OF_BUFFER | \ + MPT_SGE_FLAGS_END_OF_LIST | \ + MPT_SGE_FLAGS_SIMPLE_ELEMENT | \ + MPT_SGE_FLAGS_ADDRESSING | \ + MPT_TRANSFER_IOC_TO_HOST) +#define MPT_SGE_FLAGS_SSIMPLE_WRITE \ + (MPT_SGE_FLAGS_LAST_ELEMENT | \ + MPT_SGE_FLAGS_END_OF_BUFFER | \ + MPT_SGE_FLAGS_END_OF_LIST | \ + MPT_SGE_FLAGS_SIMPLE_ELEMENT | \ + MPT_SGE_FLAGS_ADDRESSING | \ + MPT_TRANSFER_HOST_TO_IOC) + +/*}-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ +#endif + |