/* $FreeBSD$ */ /* * Qlogic ISP SCSI Host Adapter FreeBSD Wrapper Definitions (CAM version) * Copyright (c) 1997, 1998, 1999, 2000 by Matthew Jacob * * 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 immediately at the beginning of the file, without modification, * this list of conditions, and the following disclaimer. * 2. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * 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. */ #ifndef _ISP_FREEBSD_H #define _ISP_FREEBSD_H #define ISP_PLATFORM_VERSION_MAJOR 5 #define ISP_PLATFORM_VERSION_MINOR 3 #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "opt_ddb.h" #include "opt_isp.h" typedef void ispfwfunc __P((int, int, int, const u_int16_t **)); #ifdef ISP_TARGET_MODE typedef struct tstate { struct tstate *next; struct cam_path *owner; struct ccb_hdr_slist atios; struct ccb_hdr_slist inots; lun_id_t lun; u_int32_t hold; } tstate_t; /* * This should work very well for 100% of parallel SCSI cases, 100% * of non-SCCLUN FC cases, and hopefully some larger fraction of the * SCCLUN FC cases. Basically, we index by the low 5 bits of lun and * then linear search. This has to be reasonably zippy, but not crucially * so. */ #define LUN_HASH_SIZE 32 #define LUN_HASH_FUNC(lun) ((lun) & 0x1f) #endif struct isposinfo { struct ispsoftc * next; u_int64_t default_wwn; char name[8]; int unit; struct cam_sim *sim; struct cam_path *path; struct cam_sim *sim2; struct cam_path *path2; struct intr_config_hook ehook; u_int8_t mboxwaiting; u_int8_t simqfrozen; u_int8_t drain; #ifdef SERVICING_INTERRUPT u_int8_t intsok; #else u_int8_t padding; #endif volatile u_int32_t islocked; int splsaved; #ifdef ISP_TARGET_MODE #define TM_WANTED 0x01 #define TM_BUSY 0x02 #define TM_TMODE_ENABLED 0x80 u_int8_t tmflags; u_int8_t rstatus; u_int16_t rollinfo; tstate_t tsdflt; tstate_t *lun_hash[LUN_HASH_SIZE]; #endif }; /* * Required Macros/Defines */ #define INLINE __inline #define ISP2100_FABRIC 1 #define ISP2100_SCRLEN 0x400 #define MEMZERO bzero #define MEMCPY(dst, src, amt) bcopy((src), (dst), (amt)) #define SNPRINTF snprintf #define STRNCAT strncat #define USEC_DELAY DELAY #define NANOTIME_T struct timespec #define GET_NANOTIME nanotime #define GET_NANOSEC(x) ((x)->tv_sec * 1000000000 + (x)->tv_nsec) #define NANOTIME_SUB nanotime_sub #define MAXISPREQUEST(isp) 256 #ifdef __alpha__ #define MEMORYBARRIER(isp, type, offset, size) alpha_mb() #else #define MEMORYBARRIER(isp, type, offset, size) #endif #define MBOX_ACQUIRE(isp) #define MBOX_WAIT_COMPLETE isp_mbox_wait_complete #define MBOX_NOTIFY_COMPLETE(isp) \ if (isp->isp_osinfo.mboxwaiting) { \ isp->isp_osinfo.mboxwaiting = 0; \ wakeup(&isp->isp_osinfo.mboxwaiting); \ } \ isp->isp_mboxbsy = 0 #define MBOX_RELEASE(isp) #ifndef SCSI_GOOD #define SCSI_GOOD SCSI_STATUS_OK #endif #ifndef SCSI_CHECK #define SCSI_CHECK SCSI_STATUS_CHECK_COND #endif #ifndef SCSI_BUSY #define SCSI_BUSY SCSI_STATUS_BUSY #endif #ifndef SCSI_QFULL #define SCSI_QFULL SCSI_STATUS_QUEUE_FULL #endif #define XS_T struct ccb_scsiio #define XS_ISP(ccb) ((struct ispsoftc *) (ccb)->ccb_h.spriv_ptr1) #define XS_CHANNEL(ccb) cam_sim_bus(xpt_path_sim((ccb)->ccb_h.path)) #define XS_TGT(ccb) (ccb)->ccb_h.target_id #define XS_LUN(ccb) (ccb)->ccb_h.target_lun #define XS_CDBP(ccb) \ (((ccb)->ccb_h.flags & CAM_CDB_POINTER)? \ (ccb)->cdb_io.cdb_ptr : (ccb)->cdb_io.cdb_bytes) #define XS_CDBLEN(ccb) (ccb)->cdb_len #define XS_XFRLEN(ccb) (ccb)->dxfer_len #define XS_TIME(ccb) (ccb)->ccb_h.timeout #define XS_RESID(ccb) (ccb)->resid #define XS_STSP(ccb) (&(ccb)->scsi_status) #define XS_SNSP(ccb) (&(ccb)->sense_data) #define XS_SNSLEN(ccb) \ imin((sizeof((ccb)->sense_data)), ccb->sense_len) #define XS_SNSKEY(ccb) ((ccb)->sense_data.flags & 0xf) #define XS_TAG_P(ccb) \ (((ccb)->ccb_h.flags & CAM_TAG_ACTION_VALID) && \ (ccb)->tag_action != CAM_TAG_ACTION_NONE) #define XS_TAG_TYPE(ccb) \ ((ccb->tag_action == MSG_SIMPLE_Q_TAG)? REQFLAG_STAG : \ ((ccb->tag_action == MSG_HEAD_OF_Q_TAG)? REQFLAG_HTAG : REQFLAG_OTAG)) #define XS_SETERR(ccb, v) (ccb)->ccb_h.status &= ~CAM_STATUS_MASK, \ (ccb)->ccb_h.status |= v, \ (ccb)->ccb_h.spriv_field0 |= ISP_SPRIV_ERRSET # define HBA_NOERROR CAM_REQ_INPROG # define HBA_BOTCH CAM_UNREC_HBA_ERROR # define HBA_CMDTIMEOUT CAM_CMD_TIMEOUT # define HBA_SELTIMEOUT CAM_SEL_TIMEOUT # define HBA_TGTBSY CAM_SCSI_STATUS_ERROR # define HBA_BUSRESET CAM_SCSI_BUS_RESET # define HBA_ABORTED CAM_REQ_ABORTED # define HBA_DATAOVR CAM_DATA_RUN_ERR # define HBA_ARQFAIL CAM_AUTOSENSE_FAIL #define XS_ERR(ccb) ((ccb)->ccb_h.status & CAM_STATUS_MASK) #define XS_NOERR(ccb) \ (((ccb)->ccb_h.spriv_field0 & ISP_SPRIV_ERRSET) == 0 || \ ((ccb)->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG) #define XS_INITERR(ccb) \ XS_SETERR(ccb, CAM_REQ_INPROG), (ccb)->ccb_h.spriv_field0 = 0 #define XS_SAVE_SENSE(xs, sp) \ bcopy(sp->req_sense_data, &(xs)->sense_data, \ imin(XS_SNSLEN(xs), sp->req_sense_len)) #define XS_SET_STATE_STAT(a, b, c) #define DEFAULT_IID(x) 7 #define DEFAULT_LOOPID(x) 109 #define DEFAULT_NODEWWN(isp) (isp)->isp_osinfo.default_wwn #define DEFAULT_PORTWWN(isp) (isp)->isp_osinfo.default_wwn #define ISP_NODEWWN(isp) FCPARAM(isp)->isp_nodewwn #define ISP_PORTWWN(isp) FCPARAM(isp)->isp_portwwn #define ISP_UNSWIZZLE_AND_COPY_PDBP(isp, dest, src) \ if((void *)src != (void *)dest) bcopy(src, dest, sizeof (isp_pdb_t)) #define ISP_SWIZZLE_ICB(a, b) #define ISP_SWIZZLE_REQUEST(a, b) #define ISP_UNSWIZZLE_RESPONSE(a, b, c) #define ISP_SWIZZLE_SNS_REQ(a, b) #define ISP_UNSWIZZLE_SNS_RSP(a, b, c) #define ISP_SWIZZLE_NVRAM_WORD(isp, x) /* * Includes of common header files */ #include #include #include /* * isp_osinfo definiitions && shorthand */ #define SIMQFRZ_RESOURCE 0x1 #define SIMQFRZ_LOOPDOWN 0x2 #define SIMQFRZ_TIMED 0x4 #define isp_sim isp_osinfo.sim #define isp_path isp_osinfo.path #define isp_sim2 isp_osinfo.sim2 #define isp_path2 isp_osinfo.path2 #define isp_unit isp_osinfo.unit #define isp_name isp_osinfo.name /* * prototypes for isp_pci && isp_freebsd to share */ extern void isp_attach(struct ispsoftc *); extern void isp_uninit(struct ispsoftc *); /* * Locking macros... */ #define ISP_LOCK isp_lock #define ISP_UNLOCK isp_unlock /* not safely working yet */ #if 0 #define SERVICING_INTERRUPT(isp) (intr_nesting_level != 0) #endif /* * Platform private flags */ #define ISP_SPRIV_ERRSET 0x1 #define ISP_SPRIV_INWDOG 0x2 #define ISP_SPRIV_GRACE 0x4 #define ISP_SPRIV_DONE 0x8 #define XS_CMD_S_WDOG(sccb) (sccb)->ccb_h.spriv_field0 |= ISP_SPRIV_INWDOG #define XS_CMD_C_WDOG(sccb) (sccb)->ccb_h.spriv_field0 &= ~ISP_SPRIV_INWDOG #define XS_CMD_WDOG_P(sccb) ((sccb)->ccb_h.spriv_field0 & ISP_SPRIV_INWDOG) #define XS_CMD_S_GRACE(sccb) (sccb)->ccb_h.spriv_field0 |= ISP_SPRIV_GRACE #define XS_CMD_C_GRACE(sccb) (sccb)->ccb_h.spriv_field0 &= ~ISP_SPRIV_GRACE #define XS_CMD_GRACE_P(sccb) ((sccb)->ccb_h.spriv_field0 & ISP_SPRIV_GRACE) #define XS_CMD_S_DONE(sccb) (sccb)->ccb_h.spriv_field0 |= ISP_SPRIV_DONE #define XS_CMD_C_DONE(sccb) (sccb)->ccb_h.spriv_field0 &= ~ISP_SPRIV_DONE #define XS_CMD_DONE_P(sccb) ((sccb)->ccb_h.spriv_field0 & ISP_SPRIV_DONE) #define XS_CMD_S_CLEAR(sccb) (sccb)->ccb_h.spriv_field0 = 0 /* * Platform specific inline functions */ static INLINE void isp_lock(struct ispsoftc *); static INLINE void isp_lock(struct ispsoftc *isp) { int s = splcam(); if (isp->isp_osinfo.islocked++ == 0) { isp->isp_osinfo.splsaved = s; } else { splx(s); } } static INLINE void isp_unlock(struct ispsoftc *); static INLINE void isp_unlock(struct ispsoftc *isp) { if (--isp->isp_osinfo.islocked == 0) { splx(isp->isp_osinfo.splsaved); } } static INLINE void isp_mbox_wait_complete(struct ispsoftc *); static INLINE void isp_mbox_wait_complete(struct ispsoftc *isp) { #ifdef SERVICING_INTERRUPT if (isp->isp_osinfo.intsok == 0 || SERVICING_INTERRUPT(isp)) { int j; for (j = 0; j < 60 * 2000; j++) { if (isp_intr(isp) == 0) { USEC_DELAY(500); } if (isp->isp_mboxbsy == 0) { break; } } if (isp->isp_mboxbsy != 0) { isp_prt(isp, ISP_LOGWARN, "mailbox timeout"); } } else { isp->isp_osinfo.mboxwaiting = 1; while (isp->isp_mboxbsy != 0) { (void) tsleep(&isp->isp_osinfo.mboxwaiting, PRIBIO, "isp_mailbox", 0); } } #else int j; for (j = 0; j < 60 * 2000; j++) { if (isp_intr(isp) == 0) { USEC_DELAY(500); } if (isp->isp_mboxbsy == 0) { break; } } if (isp->isp_mboxbsy != 0) { isp_prt(isp, ISP_LOGWARN, "mailbox timeout"); } #endif } static INLINE u_int64_t nanotime_sub(struct timespec *, struct timespec *); static INLINE u_int64_t nanotime_sub(struct timespec *b, struct timespec *a) { u_int64_t elapsed; struct timespec x = *b; timespecsub(&x, a); elapsed = GET_NANOSEC(&x); if (elapsed == 0) elapsed++; return (elapsed); } static INLINE char *strncat(char *, const char *, size_t); static INLINE char * strncat(char *d, const char *s, size_t c) { char *t = d; if (c) { while (*d) d++; while ((*d++ = *s++)) { if (--c == 0) { *d = '\0'; break; } } } return (t); } /* * Common inline functions */ #include #endif /* _ISP_FREEBSD_H */