230 lines
6.1 KiB
C
230 lines
6.1 KiB
C
/* $NetBSD: isp_inline.h,v 1.5 2000/02/19 01:51:43 mjacob Exp $ */
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/*
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* Copyright (C) 1999 National Aeronautics & Space Administration
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Qlogic HBA inline functions.
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* mjacob@nas.nasa.gov.
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*/
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#ifndef _ISP_INLINE_H
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#define _ISP_INLINE_H
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static INLINE void isp_prtstst __P((ispstatusreq_t *));
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static INLINE char *isp2100_fw_statename __P((int));
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static INLINE char *isp2100_pdb_statename __P((int));
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static INLINE void
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isp_prtstst(sp)
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ispstatusreq_t *sp;
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{
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sp = sp;
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PRINTF("The Charles Hannum memorial function has been called\n");
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}
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static INLINE char *
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isp2100_fw_statename(state)
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int state;
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{
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static char buf[16];
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switch(state) {
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case FW_CONFIG_WAIT: return "Config Wait";
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case FW_WAIT_AL_PA: return "Waiting for AL_PA";
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case FW_WAIT_LOGIN: return "Wait Login";
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case FW_READY: return "Ready";
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case FW_LOSS_OF_SYNC: return "Loss Of Sync";
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case FW_ERROR: return "Error";
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case FW_REINIT: return "Re-Init";
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case FW_NON_PART: return "Nonparticipating";
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default:
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sprintf(buf, "0x%x", state);
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return buf;
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}
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}
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static INLINE char *isp2100_pdb_statename(int pdb_state)
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{
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static char buf[16];
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switch(pdb_state) {
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case PDB_STATE_DISCOVERY: return "Port Discovery";
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case PDB_STATE_WDISC_ACK: return "Waiting Port Discovery ACK";
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case PDB_STATE_PLOGI: return "Port Login";
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case PDB_STATE_PLOGI_ACK: return "Wait Port Login ACK";
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case PDB_STATE_PRLI: return "Process Login";
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case PDB_STATE_PRLI_ACK: return "Wait Process Login ACK";
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case PDB_STATE_LOGGED_IN: return "Logged In";
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case PDB_STATE_PORT_UNAVAIL: return "Port Unavailable";
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case PDB_STATE_PRLO: return "Process Logout";
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case PDB_STATE_PRLO_ACK: return "Wait Process Logout ACK";
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case PDB_STATE_PLOGO: return "Port Logout";
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case PDB_STATE_PLOG_ACK: return "Wait Port Logout ACK";
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default:
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sprintf(buf, "0x%x", pdb_state);
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return buf;
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}
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}
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/*
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* Handle Functions.
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* For each outstanding command there will be a non-zero handle.
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* There will be at most isp_maxcmds handles, and isp_lasthdls
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* will be a seed for the last handled allocated.
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*/
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static INLINE int
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isp_save_xs __P((struct ispsoftc *, ISP_SCSI_XFER_T *, u_int32_t *));
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static INLINE ISP_SCSI_XFER_T *
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isp_find_xs __P((struct ispsoftc *, u_int32_t));
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static INLINE u_int32_t
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isp_find_handle __P((struct ispsoftc *, ISP_SCSI_XFER_T *));
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static INLINE void
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isp_destroy_handle __P((struct ispsoftc *, u_int32_t));
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static INLINE void
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isp_remove_handle __P((struct ispsoftc *, ISP_SCSI_XFER_T *));
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static INLINE int
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isp_save_xs(isp, xs, handlep)
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struct ispsoftc *isp;
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ISP_SCSI_XFER_T *xs;
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u_int32_t *handlep;
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{
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int i, j;
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for (j = isp->isp_lasthdls, i = 0; i < (int) isp->isp_maxcmds; i++) {
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if (isp->isp_xflist[j] == NULL) {
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break;
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}
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if (++j == isp->isp_maxcmds) {
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j = 0;
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}
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}
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if (i == isp->isp_maxcmds) {
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return (-1);
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}
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isp->isp_xflist[j] = xs;
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*handlep = j+1;
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if (++j == isp->isp_maxcmds)
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j = 0;
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isp->isp_lasthdls = j;
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return (0);
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}
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static INLINE ISP_SCSI_XFER_T *
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isp_find_xs(isp, handle)
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struct ispsoftc *isp;
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u_int32_t handle;
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{
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if (handle < 1 || handle > (u_int32_t) isp->isp_maxcmds) {
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return (NULL);
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} else {
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return (isp->isp_xflist[handle - 1]);
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}
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}
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static INLINE u_int32_t
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isp_find_handle(isp, xs)
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struct ispsoftc *isp;
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ISP_SCSI_XFER_T *xs;
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{
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int i;
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if (xs != NULL) {
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for (i = 0; i < isp->isp_maxcmds; i++) {
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if (isp->isp_xflist[i] == xs) {
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return ((u_int32_t) i+1);
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}
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}
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}
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return (0);
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}
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static INLINE void
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isp_destroy_handle(isp, handle)
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struct ispsoftc *isp;
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u_int32_t handle;
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{
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if (handle > 0 && handle <= (u_int32_t) isp->isp_maxcmds) {
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isp->isp_xflist[handle - 1] = NULL;
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}
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}
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static INLINE void
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isp_remove_handle(isp, xs)
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struct ispsoftc *isp;
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ISP_SCSI_XFER_T *xs;
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{
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isp_destroy_handle(isp, isp_find_handle(isp, xs));
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}
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static INLINE int
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isp_getrqentry __P((struct ispsoftc *, u_int16_t *, u_int16_t *, void **));
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static INLINE int
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isp_getrqentry(isp, iptrp, optrp, resultp)
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struct ispsoftc *isp;
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u_int16_t *iptrp;
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u_int16_t *optrp;
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void **resultp;
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{
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volatile u_int16_t iptr, optr;
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optr = isp->isp_reqodx = ISP_READ(isp, OUTMAILBOX4);
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iptr = isp->isp_reqidx;
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*resultp = ISP_QUEUE_ENTRY(isp->isp_rquest, iptr);
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iptr = ISP_NXT_QENTRY(iptr, RQUEST_QUEUE_LEN);
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if (iptr == optr) {
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return (1);
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}
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*optrp = optr;
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*iptrp = iptr;
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return (0);
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}
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static INLINE void
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isp_print_qentry __P((struct ispsoftc *, char *, int, void *));
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static INLINE void
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isp_print_qentry(isp, msg, idx, arg)
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struct ispsoftc *isp;
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char *msg;
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int idx;
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void *arg;
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{
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int amt, i, j;
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u_int8_t *ptr = arg;
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PRINTF("%s %s index %d:\n", isp->isp_name, msg, idx);
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for (amt = i = 0; i < 4; i++) {
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for (j = 0; j < (QENTRY_LEN >> 2); j++) {
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PRINTF(" %02x", ptr[amt++] & 0xff);
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}
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PRINTF("\n");
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}
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}
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#endif /* _ISP_INLINE_H */
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