500 lines
14 KiB
C
500 lines
14 KiB
C
/* $FreeBSD$ */
|
|
/*
|
|
* Qlogic ISP SCSI Host Adapter FreeBSD Wrapper Definitions
|
|
* Copyright (c) 1997, 1998, 1999, 2000, 2001, 2002 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 9
|
|
|
|
#include <sys/param.h>
|
|
#include <sys/systm.h>
|
|
#include <sys/endian.h>
|
|
#include <sys/kernel.h>
|
|
#include <sys/queue.h>
|
|
#include <sys/lock.h>
|
|
#include <sys/malloc.h>
|
|
#include <sys/mutex.h>
|
|
#include <sys/condvar.h>
|
|
#include <sys/proc.h>
|
|
#include <sys/bus.h>
|
|
|
|
#include <machine/bus_memio.h>
|
|
#include <machine/bus_pio.h>
|
|
#include <machine/bus.h>
|
|
#include <machine/clock.h>
|
|
#include <machine/cpu.h>
|
|
|
|
#include <cam/cam.h>
|
|
#include <cam/cam_debug.h>
|
|
#include <cam/cam_ccb.h>
|
|
#include <cam/cam_sim.h>
|
|
#include <cam/cam_xpt.h>
|
|
#include <cam/cam_xpt_sim.h>
|
|
#include <cam/cam_debug.h>
|
|
#include <cam/scsi/scsi_all.h>
|
|
#include <cam/scsi/scsi_message.h>
|
|
|
|
#include "opt_ddb.h"
|
|
#include "opt_isp.h"
|
|
|
|
/*
|
|
* Not quite yet
|
|
*/
|
|
/* #define ISP_DAC_SUPPORTED 1 */
|
|
|
|
/*
|
|
* Efficiency- get rid of SBus code && tests unless we need them.
|
|
*/
|
|
#if _MACHINE_ARCH == sparc64
|
|
#define ISP_SBUS_SUPPORTED 1
|
|
#else
|
|
#define ISP_SBUS_SUPPORTED 0
|
|
#endif
|
|
|
|
#define HANDLE_LOOPSTATE_IN_OUTER_LAYERS 1
|
|
/* turn this off for now */
|
|
/* #define ISP_SMPLOCK 1 */
|
|
|
|
#ifdef ISP_SMPLOCK
|
|
#define ISP_IFLAGS INTR_TYPE_CAM | INTR_ENTROPY | INTR_MPSAFE
|
|
#else
|
|
#define ISP_IFLAGS INTR_TYPE_CAM | INTR_ENTROPY
|
|
#endif
|
|
|
|
typedef void ispfwfunc(int, int, int, u_int16_t **);
|
|
|
|
#ifdef ISP_TARGET_MODE
|
|
#define ISP_TARGET_FUNCTIONS 1
|
|
#define ATPDPSIZE 256
|
|
typedef struct {
|
|
u_int32_t orig_datalen;
|
|
u_int32_t bytes_xfered;
|
|
u_int32_t last_xframt;
|
|
u_int32_t tag : 16,
|
|
lun : 13, /* not enough */
|
|
state : 3;
|
|
} atio_private_data_t;
|
|
#define ATPD_STATE_FREE 0
|
|
#define ATPD_STATE_ATIO 1
|
|
#define ATPD_STATE_CAM 2
|
|
#define ATPD_STATE_CTIO 3
|
|
#define ATPD_STATE_LAST_CTIO 4
|
|
#define ATPD_STATE_PDON 5
|
|
|
|
typedef struct tstate {
|
|
struct tstate *next;
|
|
struct cam_path *owner;
|
|
struct ccb_hdr_slist atios;
|
|
struct ccb_hdr_slist inots;
|
|
lun_id_t lun;
|
|
int bus;
|
|
u_int32_t hold;
|
|
int atio_count;
|
|
} tstate_t;
|
|
|
|
#define LUN_HASH_SIZE 32
|
|
#define LUN_HASH_FUNC(isp, port, lun) \
|
|
((IS_DUALBUS(isp)) ? \
|
|
(((lun) & ((LUN_HASH_SIZE >> 1) - 1)) << (port)) : \
|
|
((lun) & (LUN_HASH_SIZE - 1)))
|
|
#endif
|
|
|
|
struct isposinfo {
|
|
struct ispsoftc * next;
|
|
u_int64_t default_port_wwn;
|
|
u_int64_t default_node_wwn;
|
|
u_int32_t default_id;
|
|
device_t dev;
|
|
struct cam_sim *sim;
|
|
struct cam_path *path;
|
|
struct cam_sim *sim2;
|
|
struct cam_path *path2;
|
|
struct intr_config_hook ehook;
|
|
u_int8_t : 1,
|
|
fcbsy : 1,
|
|
ktmature : 1,
|
|
mboxwaiting : 1,
|
|
intsok : 1,
|
|
simqfrozen : 3;
|
|
struct mtx lock;
|
|
struct cv kthread_cv;
|
|
struct proc *kproc;
|
|
bus_dma_tag_t cdmat;
|
|
bus_dmamap_t cdmap;
|
|
#define isp_cdmat isp_osinfo.cdmat
|
|
#define isp_cdmap isp_osinfo.cdmap
|
|
#ifdef ISP_TARGET_MODE
|
|
#define TM_WANTED 0x80
|
|
#define TM_BUSY 0x40
|
|
#define TM_WILDCARD_ENABLED 0x02
|
|
#define TM_TMODE_ENABLED 0x01
|
|
struct cv tgtcv0[2]; /* two busses */
|
|
struct cv tgtcv1[2]; /* two busses */
|
|
u_int8_t tmflags[2]; /* two busses */
|
|
u_int8_t rstatus[2]; /* two bussed */
|
|
u_int16_t rollinfo;
|
|
tstate_t tsdflt[2]; /* two busses */
|
|
tstate_t *lun_hash[LUN_HASH_SIZE];
|
|
atio_private_data_t atpdp[ATPDPSIZE];
|
|
#endif
|
|
};
|
|
|
|
#define isp_lock isp_osinfo.lock
|
|
|
|
/*
|
|
* Locking macros...
|
|
*/
|
|
|
|
#ifdef ISP_SMPLOCK
|
|
#define ISP_LOCK(x) mtx_lock(&(x)->isp_lock)
|
|
#define ISP_UNLOCK(x) mtx_unlock(&(x)->isp_lock)
|
|
#define ISPLOCK_2_CAMLOCK(isp) \
|
|
mtx_unlock(&(isp)->isp_lock); mtx_lock(&Giant)
|
|
#define CAMLOCK_2_ISPLOCK(isp) \
|
|
mtx_unlock(&Giant); mtx_lock(&(isp)->isp_lock)
|
|
#else
|
|
#define ISP_LOCK(x) do { } while (0)
|
|
#define ISP_UNLOCK(x) do { } while (0)
|
|
#define ISPLOCK_2_CAMLOCK(isp) do { } while (0)
|
|
#define CAMLOCK_2_ISPLOCK(isp) do { } while (0)
|
|
#endif
|
|
|
|
/*
|
|
* Required Macros/Defines
|
|
*/
|
|
|
|
#define INLINE __inline
|
|
|
|
#define ISP2100_SCRLEN 0x800
|
|
|
|
#define MEMZERO bzero
|
|
#define MEMCPY(dst, src, amt) bcopy((src), (dst), (amt))
|
|
#define SNPRINTF snprintf
|
|
#define USEC_DELAY DELAY
|
|
#define USEC_SLEEP(isp, x) \
|
|
if (isp->isp_osinfo.intsok) \
|
|
ISP_UNLOCK(isp); \
|
|
DELAY(x); \
|
|
if (isp->isp_osinfo.intsok) \
|
|
ISP_LOCK(isp)
|
|
|
|
#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) ((IS_FC(isp) || IS_ULTRA2(isp))? 1024 : 256)
|
|
|
|
#define MEMORYBARRIER(isp, type, offset, size) \
|
|
switch (type) { \
|
|
case SYNC_SFORDEV: \
|
|
case SYNC_REQUEST: \
|
|
bus_dmamap_sync(isp->isp_cdmat, isp->isp_cdmap, \
|
|
BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE); \
|
|
break; \
|
|
case SYNC_SFORCPU: \
|
|
case SYNC_RESULT: \
|
|
bus_dmamap_sync(isp->isp_cdmat, isp->isp_cdmap, \
|
|
BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE); \
|
|
break; \
|
|
default: \
|
|
break; \
|
|
}
|
|
|
|
#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_mbxworkp); \
|
|
} \
|
|
isp->isp_mboxbsy = 0
|
|
#define MBOX_RELEASE(isp)
|
|
|
|
#define FC_SCRATCH_ACQUIRE(isp) \
|
|
if (isp->isp_osinfo.fcbsy) { \
|
|
isp_prt(isp, ISP_LOGWARN, \
|
|
"FC scratch area busy (line %d)!", __LINE__); \
|
|
} else \
|
|
isp->isp_osinfo.fcbsy = 1
|
|
#define FC_SCRATCH_RELEASE(isp) isp->isp_osinfo.fcbsy = 0
|
|
|
|
#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) \
|
|
(xs)->ccb_h.status |= CAM_AUTOSNS_VALID, \
|
|
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) (isp)->isp_osinfo.default_id
|
|
#define DEFAULT_LOOPID(x) (isp)->isp_osinfo.default_id
|
|
#define DEFAULT_NODEWWN(isp) (isp)->isp_osinfo.default_node_wwn
|
|
#define DEFAULT_PORTWWN(isp) (isp)->isp_osinfo.default_port_wwn
|
|
#define ISP_NODEWWN(isp) FCPARAM(isp)->isp_nodewwn
|
|
#define ISP_PORTWWN(isp) FCPARAM(isp)->isp_portwwn
|
|
|
|
#if BYTE_ORDER == BIG_ENDIAN
|
|
#ifdef ISP_SBUS_SUPPORTED
|
|
#define ISP_IOXPUT_8(isp, s, d) *(d) = s
|
|
#define ISP_IOXPUT_16(isp, s, d) \
|
|
*(d) = (isp->isp_bustype == ISP_BT_SBUS)? s : bswap16(s)
|
|
#define ISP_IOXPUT_32(isp, s, d) \
|
|
*(d) = (isp->isp_bustype == ISP_BT_SBUS)? s : bswap32(s)
|
|
#define ISP_IOXGET_8(isp, s, d) d = (*((u_int8_t *)s))
|
|
#define ISP_IOXGET_16(isp, s, d) \
|
|
d = (isp->isp_bustype == ISP_BT_SBUS)? \
|
|
*((u_int16_t *)s) : bswap16(*((u_int16_t *)s))
|
|
#define ISP_IOXGET_32(isp, s, d) \
|
|
d = (isp->isp_bustype == ISP_BT_SBUS)? \
|
|
*((u_int32_t *)s) : bswap32(*((u_int32_t *)s))
|
|
#else
|
|
#define ISP_IOXPUT_8(isp, s, d) *(d) = s
|
|
#define ISP_IOXPUT_16(isp, s, d) *(d) = bswap16(s)
|
|
#define ISP_IOXPUT_32(isp, s, d) *(d) = bswap32(s)
|
|
#define ISP_IOXGET_8(isp, s, d) d = (*((u_int8_t *)s))
|
|
#define ISP_IOXGET_16(isp, s, d) d = bswap16(*((u_int16_t *)s))
|
|
#define ISP_IOXGET_32(isp, s, d) d = bswap32(*((u_int32_t *)s))
|
|
#endif
|
|
#define ISP_SWIZZLE_NVRAM_WORD(isp, rp) *rp = bswap16(*rp)
|
|
#else
|
|
#define ISP_IOXPUT_8(isp, s, d) *(d) = s
|
|
#define ISP_IOXPUT_16(isp, s, d) *(d) = s
|
|
#define ISP_IOXPUT_32(isp, s, d) *(d) = s
|
|
#define ISP_IOXGET_8(isp, s, d) d = *(s)
|
|
#define ISP_IOXGET_16(isp, s, d) d = *(s)
|
|
#define ISP_IOXGET_32(isp, s, d) d = *(s)
|
|
#define ISP_SWIZZLE_NVRAM_WORD(isp, rp)
|
|
#endif
|
|
|
|
/*
|
|
* Includes of common header files
|
|
*/
|
|
|
|
#include <dev/isp/ispreg.h>
|
|
#include <dev/isp/ispvar.h>
|
|
#include <dev/isp/ispmbox.h>
|
|
|
|
/*
|
|
* 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_dev isp_osinfo.dev
|
|
|
|
/*
|
|
* prototypes for isp_pci && isp_freebsd to share
|
|
*/
|
|
extern void isp_attach(struct ispsoftc *);
|
|
extern void isp_uninit(struct ispsoftc *);
|
|
|
|
/*
|
|
* driver global data
|
|
*/
|
|
extern int isp_announced;
|
|
|
|
/*
|
|
* 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_mbox_wait_complete(struct ispsoftc *);
|
|
static INLINE void
|
|
isp_mbox_wait_complete(struct ispsoftc *isp)
|
|
{
|
|
if (isp->isp_osinfo.intsok) {
|
|
int lim = ((isp->isp_mbxwrk0)? 120 : 20) * hz;
|
|
isp->isp_osinfo.mboxwaiting = 1;
|
|
#ifdef ISP_SMPLOCK
|
|
(void) msleep(&isp->isp_mbxworkp,
|
|
&isp->isp_lock, PRIBIO, "isp_mboxwaiting", lim);
|
|
#else
|
|
(void) tsleep(&isp->isp_mbxworkp,
|
|
PRIBIO, "isp_mboxwaiting", lim);
|
|
#endif
|
|
if (isp->isp_mboxbsy != 0) {
|
|
isp_prt(isp, ISP_LOGWARN,
|
|
"Interrupting Mailbox Command (0x%x) Timeout",
|
|
isp->isp_lastmbxcmd);
|
|
isp->isp_mboxbsy = 0;
|
|
}
|
|
isp->isp_osinfo.mboxwaiting = 0;
|
|
} else {
|
|
int lim = ((isp->isp_mbxwrk0)? 240 : 60) * 10000;
|
|
int j;
|
|
for (j = 0; j < lim; j++) {
|
|
u_int16_t isr, sema, mbox;
|
|
if (isp->isp_mboxbsy == 0) {
|
|
break;
|
|
}
|
|
if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) {
|
|
isp_intr(isp, isr, sema, mbox);
|
|
if (isp->isp_mboxbsy == 0) {
|
|
break;
|
|
}
|
|
}
|
|
USEC_DELAY(500);
|
|
}
|
|
if (isp->isp_mboxbsy != 0) {
|
|
isp_prt(isp, ISP_LOGWARN,
|
|
"Polled Mailbox Command (0x%x) Timeout",
|
|
isp->isp_lastmbxcmd);
|
|
}
|
|
}
|
|
}
|
|
|
|
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 <dev/isp/isp_inline.h>
|
|
#endif /* _ISP_FREEBSD_H */
|