11a43c1fcSMatt Jacob /* $Id: isp_freebsd.h,v 1.17 1999/07/05 20:42:07 mjacob Exp $ */ 26054c3f6SMatt Jacob /* 3b460c5c9SMatt Jacob * Qlogic ISP SCSI Host Adapter FreeBSD Wrapper Definitions (CAM version) 46054c3f6SMatt Jacob *--------------------------------------- 5b460c5c9SMatt Jacob * Copyright (c) 1997, 1998, 1999 by Matthew Jacob 66054c3f6SMatt Jacob * NASA/Ames Research Center 76054c3f6SMatt Jacob * All rights reserved. 86054c3f6SMatt Jacob *--------------------------------------- 96054c3f6SMatt Jacob * 106054c3f6SMatt Jacob * Redistribution and use in source and binary forms, with or without 116054c3f6SMatt Jacob * modification, are permitted provided that the following conditions 126054c3f6SMatt Jacob * are met: 136054c3f6SMatt Jacob * 1. Redistributions of source code must retain the above copyright 146054c3f6SMatt Jacob * notice immediately at the beginning of the file, without modification, 156054c3f6SMatt Jacob * this list of conditions, and the following disclaimer. 166054c3f6SMatt Jacob * 2. Redistributions in binary form must reproduce the above copyright 176054c3f6SMatt Jacob * notice, this list of conditions and the following disclaimer in the 186054c3f6SMatt Jacob * documentation and/or other materials provided with the distribution. 196054c3f6SMatt Jacob * 3. The name of the author may not be used to endorse or promote products 206054c3f6SMatt Jacob * derived from this software without specific prior written permission. 216054c3f6SMatt Jacob * 226054c3f6SMatt Jacob * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 236054c3f6SMatt Jacob * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 246054c3f6SMatt Jacob * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 256054c3f6SMatt Jacob * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 266054c3f6SMatt Jacob * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 276054c3f6SMatt Jacob * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 286054c3f6SMatt Jacob * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 296054c3f6SMatt Jacob * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 306054c3f6SMatt Jacob * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 316054c3f6SMatt Jacob * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 326054c3f6SMatt Jacob * SUCH DAMAGE. 336054c3f6SMatt Jacob */ 346054c3f6SMatt Jacob #ifndef _ISP_FREEBSD_H 356054c3f6SMatt Jacob #define _ISP_FREEBSD_H 366054c3f6SMatt Jacob 37478f8a96SJustin T. Gibbs #define ISP_PLATFORM_VERSION_MAJOR 0 38b460c5c9SMatt Jacob #define ISP_PLATFORM_VERSION_MINOR 992 39b460c5c9SMatt Jacob 40478f8a96SJustin T. Gibbs 413dd37e43SMatt Jacob #include <sys/param.h> 42b460c5c9SMatt Jacob #include <sys/param.h> 436054c3f6SMatt Jacob #include <sys/systm.h> 446054c3f6SMatt Jacob #include <sys/kernel.h> 45b460c5c9SMatt Jacob #include <sys/queue.h> 466054c3f6SMatt Jacob 47b460c5c9SMatt Jacob #include <machine/bus_memio.h> 48b460c5c9SMatt Jacob #include <machine/bus_pio.h> 49b460c5c9SMatt Jacob #include <machine/bus.h> 50b460c5c9SMatt Jacob #include <machine/clock.h> 5157c801f5SMatt Jacob 52b460c5c9SMatt Jacob #include <cam/cam.h> 53b460c5c9SMatt Jacob #include <cam/cam_debug.h> 54b460c5c9SMatt Jacob #include <cam/cam_ccb.h> 55b460c5c9SMatt Jacob #include <cam/cam_sim.h> 56b460c5c9SMatt Jacob #include <cam/cam_xpt.h> 57b460c5c9SMatt Jacob #include <cam/cam_xpt_sim.h> 58b460c5c9SMatt Jacob #include <cam/cam_debug.h> 59b460c5c9SMatt Jacob #include <cam/scsi/scsi_all.h> 60b460c5c9SMatt Jacob #include <cam/scsi/scsi_message.h> 61bc3dacd6SMatt Jacob 62b460c5c9SMatt Jacob #include "opt_isp.h" 63b460c5c9SMatt Jacob #ifdef SCSI_ISP_FABRIC 64b460c5c9SMatt Jacob #define ISP2100_FABRIC 1 65b460c5c9SMatt Jacob #define ISP2100_SCRLEN 0x400 66b460c5c9SMatt Jacob #else 673692397bSMatt Jacob #define ISP2100_SCRLEN 0x100 68b460c5c9SMatt Jacob #endif 69b460c5c9SMatt Jacob #ifdef SCSI_ISP_SCCLUN 70b460c5c9SMatt Jacob #define ISP2100_SCCLUN 1 71b460c5c9SMatt Jacob #endif 72b460c5c9SMatt Jacob 73b460c5c9SMatt Jacob #ifndef SCSI_CHECK 74b460c5c9SMatt Jacob #define SCSI_CHECK SCSI_STATUS_CHECK_COND 75b460c5c9SMatt Jacob #endif 76b460c5c9SMatt Jacob #ifndef SCSI_BUSY 77b460c5c9SMatt Jacob #define SCSI_BUSY SCSI_STATUS_BUSY 78b460c5c9SMatt Jacob #endif 79b460c5c9SMatt Jacob #ifndef SCSI_QFULL 80b460c5c9SMatt Jacob #define SCSI_QFULL SCSI_STATUS_QUEUE_FULL 81b460c5c9SMatt Jacob #endif 82b460c5c9SMatt Jacob 83b460c5c9SMatt Jacob #define ISP_SCSI_XFER_T struct ccb_scsiio 846054c3f6SMatt Jacob struct isposinfo { 856054c3f6SMatt Jacob char name[8]; 866054c3f6SMatt Jacob int unit; 87b460c5c9SMatt Jacob int seed; 88b460c5c9SMatt Jacob struct cam_sim *sim; 89b460c5c9SMatt Jacob struct cam_path *path; 90b460c5c9SMatt Jacob struct cam_sim *sim2; 91b460c5c9SMatt Jacob struct cam_path *path2; 92b460c5c9SMatt Jacob volatile char simqfrozen; 936054c3f6SMatt Jacob }; 94b460c5c9SMatt Jacob #define SIMQFRZ_RESOURCE 0x1 95b460c5c9SMatt Jacob #define SIMQFRZ_LOOPDOWN 0x2 961a43c1fcSMatt Jacob #define SIMQFRZ_TIMED 0x4 97b460c5c9SMatt Jacob 98b460c5c9SMatt Jacob #define isp_sim isp_osinfo.sim 99b460c5c9SMatt Jacob #define isp_path isp_osinfo.path 100b460c5c9SMatt Jacob #define isp_sim2 isp_osinfo.sim2 101b460c5c9SMatt Jacob #define isp_path2 isp_osinfo.path2 102b460c5c9SMatt Jacob #define isp_unit isp_osinfo.unit 103b460c5c9SMatt Jacob #define isp_name isp_osinfo.name 104b460c5c9SMatt Jacob 105b460c5c9SMatt Jacob #define MAXISPREQUEST 256 106478f8a96SJustin T. Gibbs 107bc3dacd6SMatt Jacob #include <dev/isp/ispreg.h> 108bc3dacd6SMatt Jacob #include <dev/isp/ispvar.h> 109bc3dacd6SMatt Jacob #include <dev/isp/ispmbox.h> 110bc3dacd6SMatt Jacob 111b460c5c9SMatt Jacob #define PVS "Qlogic ISP Driver, FreeBSD CAM" 112b460c5c9SMatt Jacob #ifdef CAMDEBUG 113b460c5c9SMatt Jacob #define DFLT_DBLEVEL 2 114b460c5c9SMatt Jacob #else 1156054c3f6SMatt Jacob #define DFLT_DBLEVEL 1 116b460c5c9SMatt Jacob #endif 1176054c3f6SMatt Jacob #define ISP_LOCKVAL_DECL int isp_spl_save 118c3055363SMatt Jacob #define ISP_ILOCKVAL_DECL ISP_LOCKVAL_DECL 119478f8a96SJustin T. Gibbs #define ISP_UNLOCK(isp) (void) splx(isp_spl_save) 120b460c5c9SMatt Jacob #define ISP_LOCK(isp) isp_spl_save = splcam() 121478f8a96SJustin T. Gibbs #define ISP_ILOCK(isp) ISP_LOCK(isp) 122478f8a96SJustin T. Gibbs #define ISP_IUNLOCK(isp) ISP_UNLOCK(isp) 123b460c5c9SMatt Jacob #define IMASK cam_imask 1246054c3f6SMatt Jacob 125b460c5c9SMatt Jacob #define XS_NULL(ccb) ccb == NULL 126b460c5c9SMatt Jacob #define XS_ISP(ccb) ((struct ispsoftc *) (ccb)->ccb_h.spriv_ptr1) 1276054c3f6SMatt Jacob 128b460c5c9SMatt Jacob #define XS_LUN(ccb) (ccb)->ccb_h.target_lun 129b460c5c9SMatt Jacob #define XS_TGT(ccb) (ccb)->ccb_h.target_id 130b460c5c9SMatt Jacob #define XS_CHANNEL(ccb) cam_sim_bus(xpt_path_sim((ccb)->ccb_h.path)) 131b460c5c9SMatt Jacob #define XS_RESID(ccb) (ccb)->resid 132b460c5c9SMatt Jacob #define XS_XFRLEN(ccb) (ccb)->dxfer_len 133b460c5c9SMatt Jacob #define XS_CDBLEN(ccb) (ccb)->cdb_len 134b460c5c9SMatt Jacob #define XS_CDBP(ccb) (((ccb)->ccb_h.flags & CAM_CDB_POINTER)? \ 135b460c5c9SMatt Jacob (ccb)->cdb_io.cdb_ptr : (ccb)->cdb_io.cdb_bytes) 136b460c5c9SMatt Jacob #define XS_STS(ccb) (ccb)->scsi_status 137b460c5c9SMatt Jacob #define XS_TIME(ccb) (ccb)->ccb_h.timeout 138b460c5c9SMatt Jacob #define XS_SNSP(ccb) (&(ccb)->sense_data) 139b460c5c9SMatt Jacob #define XS_SNSLEN(ccb) imin((sizeof((ccb)->sense_data)), ccb->sense_len) 140b460c5c9SMatt Jacob #define XS_SNSKEY(ccb) ((ccb)->sense_data.flags & 0xf) 1416054c3f6SMatt Jacob 142478f8a96SJustin T. Gibbs /* 143b460c5c9SMatt Jacob * A little tricky- HBA_NOERROR is "in progress" so 144b460c5c9SMatt Jacob * that XS_CMD_DONE can transition this to CAM_REQ_CMP. 145478f8a96SJustin T. Gibbs */ 146b460c5c9SMatt Jacob #define HBA_NOERROR CAM_REQ_INPROG 147b460c5c9SMatt Jacob #define HBA_BOTCH CAM_UNREC_HBA_ERROR 148b460c5c9SMatt Jacob #define HBA_CMDTIMEOUT CAM_CMD_TIMEOUT 149b460c5c9SMatt Jacob #define HBA_SELTIMEOUT CAM_SEL_TIMEOUT 150b460c5c9SMatt Jacob #define HBA_TGTBSY CAM_SCSI_STATUS_ERROR 151b460c5c9SMatt Jacob #define HBA_BUSRESET CAM_SCSI_BUS_RESET 152b460c5c9SMatt Jacob #define HBA_ABORTED CAM_REQ_ABORTED 153b460c5c9SMatt Jacob #define HBA_DATAOVR CAM_DATA_RUN_ERR 154b460c5c9SMatt Jacob #define HBA_ARQFAIL CAM_AUTOSENSE_FAIL 155b460c5c9SMatt Jacob 156b460c5c9SMatt Jacob #define XS_SNS_IS_VALID(ccb) ((ccb)->ccb_h.status |= CAM_AUTOSNS_VALID) 157b460c5c9SMatt Jacob #define XS_IS_SNS_VALID(ccb) (((ccb)->ccb_h.status & CAM_AUTOSNS_VALID) != 0) 158b460c5c9SMatt Jacob 159b460c5c9SMatt Jacob #define XS_INITERR(ccb) \ 160b460c5c9SMatt Jacob (ccb)->ccb_h.status &= ~CAM_STATUS_MASK, \ 161b460c5c9SMatt Jacob (ccb)->ccb_h.status |= CAM_REQ_INPROG, \ 162b460c5c9SMatt Jacob (ccb)->ccb_h.spriv_field0 = CAM_REQ_INPROG 163b460c5c9SMatt Jacob #define XS_SETERR(ccb, v) (ccb)->ccb_h.spriv_field0 = v 164b460c5c9SMatt Jacob #define XS_ERR(ccb) (ccb)->ccb_h.spriv_field0 165b460c5c9SMatt Jacob #define XS_NOERR(ccb) \ 166b460c5c9SMatt Jacob ((ccb)->ccb_h.spriv_field0 == CAM_REQ_INPROG) 167b460c5c9SMatt Jacob 168b460c5c9SMatt Jacob extern void isp_done(struct ccb_scsiio *); 169b460c5c9SMatt Jacob #define XS_CMD_DONE(sccb) isp_done(sccb) 170b460c5c9SMatt Jacob 171b460c5c9SMatt Jacob #define XS_IS_CMD_DONE(ccb) \ 172b460c5c9SMatt Jacob (((ccb)->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) 173478f8a96SJustin T. Gibbs 174478f8a96SJustin T. Gibbs /* 175b460c5c9SMatt Jacob * Can we tag? 176478f8a96SJustin T. Gibbs */ 177b460c5c9SMatt Jacob #define XS_CANTAG(ccb) (((ccb)->ccb_h.flags & CAM_TAG_ACTION_VALID) \ 178b460c5c9SMatt Jacob && (ccb)->tag_action != CAM_TAG_ACTION_NONE) 179b460c5c9SMatt Jacob /* 180b460c5c9SMatt Jacob * And our favorite tag is.... 181b460c5c9SMatt Jacob */ 182b460c5c9SMatt Jacob #define XS_KINDOF_TAG(ccb) \ 183b460c5c9SMatt Jacob ((ccb->tag_action == MSG_SIMPLE_Q_TAG)? REQFLAG_STAG : \ 184b460c5c9SMatt Jacob ((ccb->tag_action == MSG_HEAD_OF_Q_TAG)? REQFLAG_HTAG : REQFLAG_OTAG)) 185478f8a96SJustin T. Gibbs 1866054c3f6SMatt Jacob 1876054c3f6SMatt Jacob 188b460c5c9SMatt Jacob #define CMD_COMPLETE 0 189b460c5c9SMatt Jacob #define CMD_EAGAIN 1 190b460c5c9SMatt Jacob #define CMD_QUEUED 2 1911a43c1fcSMatt Jacob #define CMD_RQLATER 3 192b460c5c9SMatt Jacob #define STOP_WATCHDOG(f, s) 19357c801f5SMatt Jacob 19457c801f5SMatt Jacob extern void isp_attach(struct ispsoftc *); 19557c801f5SMatt Jacob extern void isp_uninit(struct ispsoftc *); 19657c801f5SMatt Jacob 19757c801f5SMatt Jacob #define MEMZERO bzero 19857c801f5SMatt Jacob #define MEMCPY(dst, src, amt) bcopy((src), (dst), (amt)) 19957c801f5SMatt Jacob #ifdef __alpha__ 20057c801f5SMatt Jacob #define MemoryBarrier alpha_mb 20157c801f5SMatt Jacob #else 20257c801f5SMatt Jacob #define MemoryBarrier() 20357c801f5SMatt Jacob #endif 20457c801f5SMatt Jacob 20557c801f5SMatt Jacob 206bc3dacd6SMatt Jacob #define DMA_MSW(x) (((x) >> 16) & 0xffff) 207bc3dacd6SMatt Jacob #define DMA_LSW(x) (((x) & 0xffff)) 208bc3dacd6SMatt Jacob 20957c801f5SMatt Jacob #define IDPRINTF(lev, x) if (isp->isp_dblev >= lev) printf x 21057c801f5SMatt Jacob #define PRINTF printf 21157c801f5SMatt Jacob 21257c801f5SMatt Jacob #define SYS_DELAY(x) DELAY(x) 21357c801f5SMatt Jacob 21457c801f5SMatt Jacob #define FC_FW_READY_DELAY (5 * 1000000) 215b460c5c9SMatt Jacob #define DEFAULT_LOOPID(x) 109 216b460c5c9SMatt Jacob #define DEFAULT_WWN(x) (0x0000feeb00000000LL + (x)->isp_osinfo.seed) 21757c801f5SMatt Jacob 21857c801f5SMatt Jacob static __inline void isp_prtstst(ispstatusreq_t *sp); 21957c801f5SMatt Jacob static __inline const char *isp2100_fw_statename(int state); 22057c801f5SMatt Jacob static __inline const char *isp2100_pdb_statename(int pdb_state); 22157c801f5SMatt Jacob 22257c801f5SMatt Jacob static __inline void isp_prtstst(ispstatusreq_t *sp) 22357c801f5SMatt Jacob { 22457c801f5SMatt Jacob char buf[128]; 22557c801f5SMatt Jacob sprintf(buf, "states->"); 22657c801f5SMatt Jacob if (sp->req_state_flags & RQSF_GOT_BUS) 22757c801f5SMatt Jacob sprintf(buf, "%s%s", buf, "GOT_BUS "); 22857c801f5SMatt Jacob if (sp->req_state_flags & RQSF_GOT_TARGET) 22957c801f5SMatt Jacob sprintf(buf, "%s%s", buf, "GOT_TGT "); 23057c801f5SMatt Jacob if (sp->req_state_flags & RQSF_SENT_CDB) 23157c801f5SMatt Jacob sprintf(buf, "%s%s", buf, "SENT_CDB "); 23257c801f5SMatt Jacob if (sp->req_state_flags & RQSF_XFRD_DATA) 23357c801f5SMatt Jacob sprintf(buf, "%s%s", buf, "XFRD_DATA "); 23457c801f5SMatt Jacob if (sp->req_state_flags & RQSF_GOT_STATUS) 23557c801f5SMatt Jacob sprintf(buf, "%s%s", buf, "GOT_STS "); 23657c801f5SMatt Jacob if (sp->req_state_flags & RQSF_GOT_SENSE) 23757c801f5SMatt Jacob sprintf(buf, "%s%s", buf, "GOT_SNS "); 23857c801f5SMatt Jacob if (sp->req_state_flags & RQSF_XFER_COMPLETE) 23957c801f5SMatt Jacob sprintf(buf, "%s%s", buf, "XFR_CMPLT "); 24057c801f5SMatt Jacob sprintf(buf, "%s%s", buf, "\n"); 24157c801f5SMatt Jacob sprintf(buf, "%s%s", buf, "status->"); 24257c801f5SMatt Jacob if (sp->req_status_flags & RQSTF_DISCONNECT) 24357c801f5SMatt Jacob sprintf(buf, "%s%s", buf, "Disconnect "); 24457c801f5SMatt Jacob if (sp->req_status_flags & RQSTF_SYNCHRONOUS) 24557c801f5SMatt Jacob sprintf(buf, "%s%s", buf, "Sync_xfr "); 24657c801f5SMatt Jacob if (sp->req_status_flags & RQSTF_PARITY_ERROR) 24757c801f5SMatt Jacob sprintf(buf, "%s%s", buf, "Parity "); 24857c801f5SMatt Jacob if (sp->req_status_flags & RQSTF_BUS_RESET) 24957c801f5SMatt Jacob sprintf(buf, "%s%s", buf, "Bus_Reset "); 25057c801f5SMatt Jacob if (sp->req_status_flags & RQSTF_DEVICE_RESET) 25157c801f5SMatt Jacob sprintf(buf, "%s%s", buf, "Device_Reset "); 25257c801f5SMatt Jacob if (sp->req_status_flags & RQSTF_ABORTED) 25357c801f5SMatt Jacob sprintf(buf, "%s%s", buf, "Aborted "); 25457c801f5SMatt Jacob if (sp->req_status_flags & RQSTF_TIMEOUT) 25557c801f5SMatt Jacob sprintf(buf, "%s%s", buf, "Timeout "); 25657c801f5SMatt Jacob if (sp->req_status_flags & RQSTF_NEGOTIATION) 25757c801f5SMatt Jacob sprintf(buf, "%s%s", buf, "Negotiation "); 258bb430bf7SMatt Jacob printf(buf, "%s\n", buf); 25957c801f5SMatt Jacob } 26057c801f5SMatt Jacob 26157c801f5SMatt Jacob static __inline const char *isp2100_fw_statename(int state) 26257c801f5SMatt Jacob { 26357c801f5SMatt Jacob static char buf[16]; 26457c801f5SMatt Jacob switch(state) { 26557c801f5SMatt Jacob case FW_CONFIG_WAIT: return "Config Wait"; 26657c801f5SMatt Jacob case FW_WAIT_AL_PA: return "Waiting for AL_PA"; 26757c801f5SMatt Jacob case FW_WAIT_LOGIN: return "Wait Login"; 26857c801f5SMatt Jacob case FW_READY: return "Ready"; 26957c801f5SMatt Jacob case FW_LOSS_OF_SYNC: return "Loss Of Sync"; 27057c801f5SMatt Jacob case FW_ERROR: return "Error"; 27157c801f5SMatt Jacob case FW_REINIT: return "Re-Init"; 27257c801f5SMatt Jacob case FW_NON_PART: return "Nonparticipating"; 27357c801f5SMatt Jacob default: 274bb430bf7SMatt Jacob sprintf(buf, "0x%x", state); 27557c801f5SMatt Jacob return buf; 27657c801f5SMatt Jacob } 27757c801f5SMatt Jacob } 27857c801f5SMatt Jacob 27957c801f5SMatt Jacob static __inline const char *isp2100_pdb_statename(int pdb_state) 28057c801f5SMatt Jacob { 28157c801f5SMatt Jacob static char buf[16]; 28257c801f5SMatt Jacob switch(pdb_state) { 28357c801f5SMatt Jacob case PDB_STATE_DISCOVERY: return "Port Discovery"; 28457c801f5SMatt Jacob case PDB_STATE_WDISC_ACK: return "Waiting Port Discovery ACK"; 28557c801f5SMatt Jacob case PDB_STATE_PLOGI: return "Port Login"; 28657c801f5SMatt Jacob case PDB_STATE_PLOGI_ACK: return "Wait Port Login ACK"; 28757c801f5SMatt Jacob case PDB_STATE_PRLI: return "Process Login"; 28857c801f5SMatt Jacob case PDB_STATE_PRLI_ACK: return "Wait Process Login ACK"; 28957c801f5SMatt Jacob case PDB_STATE_LOGGED_IN: return "Logged In"; 29057c801f5SMatt Jacob case PDB_STATE_PORT_UNAVAIL: return "Port Unavailable"; 29157c801f5SMatt Jacob case PDB_STATE_PRLO: return "Process Logout"; 29257c801f5SMatt Jacob case PDB_STATE_PRLO_ACK: return "Wait Process Logout ACK"; 29357c801f5SMatt Jacob case PDB_STATE_PLOGO: return "Port Logout"; 29457c801f5SMatt Jacob case PDB_STATE_PLOG_ACK: return "Wait Port Logout ACK"; 29557c801f5SMatt Jacob default: 296bb430bf7SMatt Jacob sprintf(buf, "0x%x", pdb_state); 29757c801f5SMatt Jacob return buf; 29857c801f5SMatt Jacob } 29957c801f5SMatt Jacob } 30057c801f5SMatt Jacob 3016054c3f6SMatt Jacob #endif /* _ISP_FREEBSD_H */ 302