Home | History | Annotate | Line # | Download | only in ic
isp.c revision 1.22
      1  1.22   mjacob /*	$NetBSD: isp.c,v 1.22 1998/05/05 22:10:36 mjacob Exp $ */
      2   1.1      cgd 
      3   1.1      cgd /*
      4   1.1      cgd  * Machine Independent (well, as best as possible)
      5   1.1      cgd  * code for the Qlogic ISP SCSI adapters.
      6   1.1      cgd  *
      7   1.1      cgd  * Specific probe attach and support routines for Qlogic ISP SCSI adapters.
      8   1.1      cgd  *
      9   1.1      cgd  * Copyright (c) 1997 by Matthew Jacob
     10   1.1      cgd  * NASA AMES Research Center.
     11   1.1      cgd  * All rights reserved.
     12   1.1      cgd  *
     13   1.1      cgd  * Redistribution and use in source and binary forms, with or without
     14   1.1      cgd  * modification, are permitted provided that the following conditions
     15   1.1      cgd  * are met:
     16   1.1      cgd  * 1. Redistributions of source code must retain the above copyright
     17   1.1      cgd  *    notice immediately at the beginning of the file, without modification,
     18   1.1      cgd  *    this list of conditions, and the following disclaimer.
     19   1.1      cgd  * 2. Redistributions in binary form must reproduce the above copyright
     20   1.1      cgd  *    notice, this list of conditions and the following disclaimer in the
     21   1.1      cgd  *    documentation and/or other materials provided with the distribution.
     22   1.1      cgd  * 3. The name of the author may not be used to endorse or promote products
     23   1.1      cgd  *    derived from this software without specific prior written permission.
     24   1.1      cgd  *
     25   1.1      cgd  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     26   1.1      cgd  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     27   1.1      cgd  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     28   1.1      cgd  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
     29   1.1      cgd  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     30   1.1      cgd  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     31   1.1      cgd  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     32   1.1      cgd  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     33   1.1      cgd  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     34   1.1      cgd  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     35   1.1      cgd  * SUCH DAMAGE.
     36   1.1      cgd  */
     37   1.2      cgd 
     38   1.1      cgd /*
     39   1.1      cgd  * Inspiration and ideas about this driver are from Erik Moe's Linux driver
     40   1.1      cgd  * (qlogicisp.c) and Dave Miller's SBus version of same (qlogicisp.c)
     41   1.1      cgd  */
     42   1.1      cgd 
     43   1.1      cgd #include <sys/types.h>
     44   1.1      cgd #include <sys/param.h>
     45   1.1      cgd #include <sys/systm.h>
     46   1.1      cgd #include <sys/kernel.h>
     47   1.1      cgd #include <sys/errno.h>
     48   1.1      cgd #include <sys/ioctl.h>
     49   1.1      cgd #include <sys/device.h>
     50   1.1      cgd #include <sys/malloc.h>
     51   1.1      cgd #include <sys/buf.h>
     52   1.1      cgd #include <sys/proc.h>
     53   1.1      cgd #include <sys/user.h>
     54   1.1      cgd 
     55   1.1      cgd 
     56  1.12   bouyer #include <dev/scsipi/scsi_all.h>
     57  1.12   bouyer #include <dev/scsipi/scsipi_all.h>
     58  1.12   bouyer #include <dev/scsipi/scsiconf.h>
     59  1.12   bouyer 
     60  1.12   bouyer #include <dev/scsipi/scsi_message.h>
     61  1.12   bouyer #include <dev/scsipi/scsipi_debug.h>
     62   1.1      cgd 
     63   1.1      cgd #include <vm/vm.h>
     64   1.1      cgd #include <vm/vm_param.h>
     65   1.1      cgd #include <vm/pmap.h>
     66   1.1      cgd 
     67   1.1      cgd #include <dev/ic/ispreg.h>
     68   1.1      cgd #include <dev/ic/ispvar.h>
     69   1.1      cgd #include <dev/ic/ispmbox.h>
     70   1.1      cgd 
     71   1.1      cgd #define	MBOX_DELAY_COUNT	1000000 / 100
     72   1.1      cgd 
     73   1.1      cgd static void	ispminphys __P((struct buf *));
     74  1.12   bouyer static int32_t	ispscsicmd __P((struct scsipi_xfer *xs));
     75  1.10   mjacob static void	isp_mboxcmd __P((struct ispsoftc *, mbreg_t *));
     76   1.1      cgd 
     77  1.12   bouyer static struct scsipi_adapter isp_switch = {
     78   1.1      cgd 	ispscsicmd, ispminphys, 0, 0
     79   1.1      cgd };
     80   1.1      cgd 
     81  1.12   bouyer static struct scsipi_device isp_dev = { NULL, NULL, NULL, NULL };
     82   1.1      cgd 
     83  1.10   mjacob #define	IDPRINTF(lev, x)	if (isp->isp_dblev >= lev) printf x
     84  1.10   mjacob 
     85  1.12   bouyer static int isp_poll __P((struct ispsoftc *, struct scsipi_xfer *, int));
     86  1.10   mjacob static int isp_parse_status
     87  1.12   bouyer __P((struct ispsoftc *, ispstatusreq_t *, struct scsipi_xfer *));
     88  1.10   mjacob static void isp_lostcmd
     89  1.12   bouyer __P((struct ispsoftc *, struct scsipi_xfer *, ispreq_t *));
     90  1.10   mjacob static void isp_fibre_init __P((struct ispsoftc *));
     91  1.10   mjacob static void isp_fw_state __P((struct ispsoftc *));
     92  1.10   mjacob static void isp_dumpregs __P((struct ispsoftc *, const char *));
     93  1.10   mjacob static void isp_setdparm __P((struct ispsoftc *));
     94  1.15   mjacob static void isp_prtstst __P((ispstatusreq_t *));
     95   1.1      cgd 
     96  1.10   mjacob #define	WATCHI	(30 * hz)
     97  1.10   mjacob static void isp_watch __P((void *));
     98   1.1      cgd /*
     99   1.1      cgd  * Reset Hardware.
    100   1.1      cgd  */
    101   1.1      cgd void
    102   1.1      cgd isp_reset(isp)
    103   1.1      cgd 	struct ispsoftc *isp;
    104   1.1      cgd {
    105   1.1      cgd 	mbreg_t mbs;
    106  1.10   mjacob 	int loops, i, cf_flags, dodnld = 1;
    107  1.10   mjacob 	char *revname;
    108  1.10   mjacob 
    109  1.10   mjacob 	revname = "(unknown)";
    110   1.1      cgd 
    111   1.1      cgd 	isp->isp_state = ISP_NILSTATE;
    112  1.10   mjacob 	cf_flags = isp->isp_dev.dv_cfdata->cf_flags;
    113   1.4   mjacob 
    114   1.4   mjacob 	/*
    115  1.10   mjacob 	 * Basic types have been set in the MD code.
    116  1.10   mjacob 	 * See if we can't figure out more here.
    117   1.4   mjacob 	 */
    118  1.10   mjacob 	if (isp->isp_type & ISP_HA_FC) {
    119  1.20   mjacob 		isp->isp_dblev = 3;
    120  1.10   mjacob 		revname = "2100";
    121  1.10   mjacob 	} else {
    122  1.20   mjacob #ifdef	SCSIDEBUG
    123  1.20   mjacob 		isp->isp_dblev = 2;
    124  1.20   mjacob #else
    125  1.10   mjacob 		isp->isp_dblev = 1;
    126  1.20   mjacob #endif
    127  1.10   mjacob 		i = ISP_READ(isp, BIU_CONF0) & BIU_CONF0_HW_MASK;
    128  1.10   mjacob 		switch (i) {
    129  1.10   mjacob 		default:
    130  1.10   mjacob 			printf("%s: unknown ISP type %x\n", isp->isp_name, i);
    131  1.14   mjacob 			isp->isp_type = ISP_HA_SCSI_1020;
    132  1.10   mjacob 			break;
    133  1.10   mjacob 		case 1:
    134  1.10   mjacob 			revname = "1020";
    135  1.10   mjacob 			isp->isp_type = ISP_HA_SCSI_1020;
    136  1.22   mjacob 			break;
    137  1.22   mjacob 		case 2:
    138  1.22   mjacob 			revname = "1020A";
    139  1.22   mjacob 			isp->isp_type = ISP_HA_SCSI_1020A;
    140  1.10   mjacob 			break;
    141  1.10   mjacob 		case 3:
    142  1.10   mjacob 			revname = "1040A";
    143  1.10   mjacob 			isp->isp_type = ISP_HA_SCSI_1040A;
    144  1.10   mjacob 			break;
    145  1.10   mjacob 		case 5:
    146  1.10   mjacob 			revname = "1040B";
    147  1.10   mjacob 			isp->isp_type = ISP_HA_SCSI_1040B;
    148  1.10   mjacob 			break;
    149   1.8   mjacob 		}
    150   1.4   mjacob 	}
    151   1.8   mjacob 
    152   1.1      cgd 	/*
    153  1.10   mjacob 	 * Do MD specific pre initialization
    154   1.1      cgd 	 */
    155  1.10   mjacob 	ISP_RESET0(isp);
    156  1.10   mjacob 	isp_setdparm(isp);
    157   1.1      cgd 
    158   1.1      cgd 	/*
    159  1.10   mjacob 	 * Hit the chip over the head with hammer,
    160  1.10   mjacob 	 * and give the ISP a chance to recover.
    161   1.1      cgd 	 */
    162   1.1      cgd 
    163  1.10   mjacob 	if (isp->isp_type & ISP_HA_SCSI) {
    164  1.10   mjacob 		ISP_WRITE(isp, BIU_ICR, BIU_ICR_SOFT_RESET);
    165  1.10   mjacob 		/*
    166  1.10   mjacob 		 * A slight delay...
    167  1.10   mjacob 		 */
    168  1.10   mjacob 		delay(100);
    169  1.10   mjacob 
    170  1.10   mjacob 		/*
    171  1.10   mjacob 		 * Clear data && control DMA engines.
    172  1.10   mjacob 		 */
    173  1.10   mjacob 		ISP_WRITE(isp, CDMA_CONTROL,
    174   1.1      cgd 		      DMA_CNTRL_CLEAR_CHAN | DMA_CNTRL_RESET_INT);
    175  1.10   mjacob 		ISP_WRITE(isp, DDMA_CONTROL,
    176   1.1      cgd 		      DMA_CNTRL_CLEAR_CHAN | DMA_CNTRL_RESET_INT);
    177  1.10   mjacob 	} else {
    178  1.10   mjacob 		ISP_WRITE(isp, BIU2100_CSR, BIU2100_SOFT_RESET);
    179  1.10   mjacob 		/*
    180  1.10   mjacob 		 * A slight delay...
    181  1.10   mjacob 		 */
    182  1.10   mjacob 		delay(100);
    183  1.10   mjacob 		ISP_WRITE(isp, CDMA2100_CONTROL,
    184  1.10   mjacob 			DMA_CNTRL2100_CLEAR_CHAN | DMA_CNTRL2100_RESET_INT);
    185  1.10   mjacob 		ISP_WRITE(isp, TDMA2100_CONTROL,
    186  1.10   mjacob 			DMA_CNTRL2100_CLEAR_CHAN | DMA_CNTRL2100_RESET_INT);
    187  1.10   mjacob 		ISP_WRITE(isp, RDMA2100_CONTROL,
    188  1.10   mjacob 			DMA_CNTRL2100_CLEAR_CHAN | DMA_CNTRL2100_RESET_INT);
    189  1.10   mjacob 	}
    190  1.10   mjacob 
    191   1.1      cgd 	/*
    192   1.1      cgd 	 * Wait for ISP to be ready to go...
    193   1.1      cgd 	 */
    194   1.1      cgd 	loops = MBOX_DELAY_COUNT;
    195  1.10   mjacob 	for (;;) {
    196  1.10   mjacob 		if (isp->isp_type & ISP_HA_SCSI) {
    197  1.10   mjacob 			if (!(ISP_READ(isp, BIU_ICR) & BIU_ICR_SOFT_RESET))
    198  1.10   mjacob 				break;
    199  1.10   mjacob 		} else {
    200  1.10   mjacob 			if (!(ISP_READ(isp, BIU2100_CSR) & BIU2100_SOFT_RESET))
    201  1.10   mjacob 				break;
    202  1.10   mjacob 		}
    203   1.1      cgd 		delay(100);
    204   1.1      cgd 		if (--loops < 0) {
    205  1.10   mjacob 			isp_dumpregs(isp, "chip reset timed out");
    206   1.1      cgd 			return;
    207   1.1      cgd 		}
    208   1.1      cgd 	}
    209   1.1      cgd 	/*
    210   1.1      cgd 	 * More initialization
    211   1.1      cgd 	 */
    212  1.10   mjacob 	if (isp->isp_type & ISP_HA_SCSI) {
    213  1.10   mjacob 		ISP_WRITE(isp, BIU_CONF1, 0);
    214  1.10   mjacob 	} else {
    215  1.10   mjacob 		ISP_WRITE(isp, BIU2100_CSR, 0);
    216  1.10   mjacob 		ISP_WRITE(isp, RISC_MTR2100, 0x1212);	/* FM */
    217  1.10   mjacob 	}
    218   1.1      cgd 
    219   1.1      cgd 	ISP_WRITE(isp, HCCR, HCCR_CMD_RESET);
    220   1.1      cgd 	delay(100);
    221   1.1      cgd 
    222  1.10   mjacob 	if (isp->isp_type & ISP_HA_SCSI) {
    223   1.1      cgd 		ISP_SETBITS(isp, BIU_CONF1, isp->isp_mdvec->dv_conf1);
    224   1.1      cgd 		if (isp->isp_mdvec->dv_conf1 & BIU_BURST_ENABLE) {
    225   1.1      cgd 			ISP_SETBITS(isp, CDMA_CONF, DMA_ENABLE_BURST);
    226   1.1      cgd 			ISP_SETBITS(isp, DDMA_CONF, DMA_ENABLE_BURST);
    227   1.1      cgd 		}
    228   1.1      cgd 	}
    229   1.1      cgd 	ISP_WRITE(isp, HCCR, HCCR_CMD_RELEASE); /* release paused processor */
    230   1.1      cgd 
    231   1.1      cgd 	/*
    232   1.1      cgd 	 * Do MD specific post initialization
    233   1.1      cgd 	 */
    234   1.1      cgd 	ISP_RESET1(isp);
    235   1.1      cgd 
    236   1.1      cgd 	/*
    237   1.1      cgd 	 * Enable interrupts
    238   1.1      cgd 	 */
    239  1.10   mjacob 	ENABLE_INTS(isp);
    240   1.1      cgd 
    241   1.1      cgd 	/*
    242   1.1      cgd 	 * Do some sanity checking.
    243   1.1      cgd 	 */
    244   1.1      cgd 	mbs.param[0] = MBOX_NO_OP;
    245  1.10   mjacob 	isp_mboxcmd(isp, &mbs);
    246   1.1      cgd 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
    247  1.10   mjacob 		isp_dumpregs(isp, "NOP test failed");
    248   1.1      cgd 		return;
    249   1.1      cgd 	}
    250   1.1      cgd 
    251  1.10   mjacob 	if (isp->isp_type & ISP_HA_SCSI) {
    252  1.10   mjacob 		mbs.param[0] = MBOX_MAILBOX_REG_TEST;
    253  1.10   mjacob 		mbs.param[1] = 0xdead;
    254  1.10   mjacob 		mbs.param[2] = 0xbeef;
    255  1.10   mjacob 		mbs.param[3] = 0xffff;
    256  1.10   mjacob 		mbs.param[4] = 0x1111;
    257  1.10   mjacob 		mbs.param[5] = 0xa5a5;
    258  1.10   mjacob 		isp_mboxcmd(isp, &mbs);
    259   1.1      cgd 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
    260  1.10   mjacob 			isp_dumpregs(isp,
    261  1.10   mjacob 				"Mailbox Register test didn't complete");
    262  1.10   mjacob 			return;
    263  1.10   mjacob 		}
    264  1.10   mjacob 		if (mbs.param[1] != 0xdead || mbs.param[2] != 0xbeef ||
    265  1.10   mjacob 		    mbs.param[3] != 0xffff || mbs.param[4] != 0x1111 ||
    266  1.10   mjacob 		    mbs.param[5] != 0xa5a5) {
    267  1.10   mjacob 			isp_dumpregs(isp, "Register Test Failed");
    268   1.1      cgd 			return;
    269   1.1      cgd 		}
    270  1.10   mjacob 
    271   1.1      cgd 	}
    272   1.1      cgd 
    273   1.1      cgd 	/*
    274  1.18   mjacob 	 * Download new Firmware, unless requested not to do so.
    275  1.18   mjacob 	 * This is made slightly trickier in some cases where the
    276  1.18   mjacob 	 * firmware of the ROM revision is newer than the revision
    277  1.18   mjacob 	 * compiled into the driver. So, where we used to compare
    278  1.18   mjacob 	 * versions of our f/w and the ROM f/w, now we just see
    279  1.18   mjacob 	 * whether we have f/w at all and whether a config flag
    280  1.18   mjacob 	 * has disabled our download.
    281   1.1      cgd 	 */
    282  1.18   mjacob 	if (isp->isp_mdvec->dv_fwlen == 0 || (cf_flags & 0x80) != 0) {
    283  1.10   mjacob 		dodnld = 0;
    284  1.10   mjacob 	}
    285  1.10   mjacob 
    286  1.10   mjacob 	if (dodnld) {
    287  1.10   mjacob 		for (i = 0; i < isp->isp_mdvec->dv_fwlen; i++) {
    288  1.10   mjacob 			mbs.param[0] = MBOX_WRITE_RAM_WORD;
    289  1.10   mjacob 			mbs.param[1] = isp->isp_mdvec->dv_codeorg + i;
    290  1.10   mjacob 			mbs.param[2] = isp->isp_mdvec->dv_ispfw[i];
    291  1.10   mjacob 			isp_mboxcmd(isp, &mbs);
    292  1.10   mjacob 			if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
    293  1.10   mjacob 				isp_dumpregs(isp, "f/w download failed");
    294  1.10   mjacob 
    295  1.10   mjacob 				return;
    296  1.10   mjacob 			}
    297  1.10   mjacob 		}
    298  1.10   mjacob 
    299  1.10   mjacob 		if (isp->isp_mdvec->dv_fwlen) {
    300  1.10   mjacob 			/*
    301  1.10   mjacob 			 * Verify that it downloaded correctly.
    302  1.10   mjacob 			 */
    303  1.10   mjacob 			mbs.param[0] = MBOX_VERIFY_CHECKSUM;
    304  1.10   mjacob 			mbs.param[1] = isp->isp_mdvec->dv_codeorg;
    305  1.10   mjacob 			isp_mboxcmd(isp, &mbs);
    306  1.10   mjacob 			if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
    307  1.10   mjacob 				isp_dumpregs(isp, "ram checksum failure");
    308  1.10   mjacob 				return;
    309  1.10   mjacob 			}
    310  1.10   mjacob 		}
    311  1.10   mjacob 	} else {
    312  1.20   mjacob 		IDPRINTF(3, ("%s: skipping f/w download\n", isp->isp_name));
    313   1.1      cgd 	}
    314   1.1      cgd 
    315   1.1      cgd 	/*
    316  1.10   mjacob 	 * Now start it rolling.
    317  1.10   mjacob 	 *
    318  1.10   mjacob 	 * If we didn't actually download f/w,
    319  1.10   mjacob 	 * we still need to (re)start it.
    320   1.1      cgd 	 */
    321   1.1      cgd 
    322   1.1      cgd 	mbs.param[0] = MBOX_EXEC_FIRMWARE;
    323   1.1      cgd 	mbs.param[1] = isp->isp_mdvec->dv_codeorg;
    324  1.10   mjacob 	isp_mboxcmd(isp, &mbs);
    325   1.4   mjacob 
    326  1.10   mjacob 	if (isp->isp_type & ISP_HA_SCSI) {
    327  1.10   mjacob 		/*
    328  1.10   mjacob 		 * Set CLOCK RATE
    329  1.10   mjacob 		 */
    330  1.10   mjacob 		if (((sdparam *)isp->isp_param)->isp_clock) {
    331  1.10   mjacob 			mbs.param[0] = MBOX_SET_CLOCK_RATE;
    332  1.10   mjacob 			mbs.param[1] = ((sdparam *)isp->isp_param)->isp_clock;
    333  1.10   mjacob 			isp_mboxcmd(isp, &mbs);
    334  1.10   mjacob 			if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
    335  1.10   mjacob 				isp_dumpregs(isp, "failed to set CLOCKRATE");
    336  1.10   mjacob 				return;
    337  1.10   mjacob 			}
    338   1.4   mjacob 		}
    339   1.4   mjacob 	}
    340   1.1      cgd 	mbs.param[0] = MBOX_ABOUT_FIRMWARE;
    341  1.10   mjacob 	isp_mboxcmd(isp, &mbs);
    342   1.1      cgd 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
    343  1.10   mjacob 		isp_dumpregs(isp, "ABOUT FIRMWARE command failed");
    344   1.1      cgd 		return;
    345   1.1      cgd 	}
    346  1.10   mjacob 	printf("%s: Board Revision %s, %s F/W Revision %d.%d\n",
    347  1.10   mjacob 		isp->isp_name, revname, dodnld? "loaded" : "ROM",
    348   1.1      cgd 		mbs.param[1], mbs.param[2]);
    349  1.10   mjacob 	isp_fw_state(isp);
    350   1.1      cgd 	isp->isp_state = ISP_RESETSTATE;
    351   1.1      cgd }
    352   1.1      cgd 
    353   1.1      cgd /*
    354   1.1      cgd  * Initialize Hardware to known state
    355   1.1      cgd  */
    356   1.1      cgd void
    357   1.1      cgd isp_init(isp)
    358   1.1      cgd 	struct ispsoftc *isp;
    359   1.1      cgd {
    360  1.10   mjacob 	sdparam *sdp;
    361   1.1      cgd 	mbreg_t mbs;
    362   1.1      cgd 	int s, i, l;
    363   1.1      cgd 
    364  1.10   mjacob 	if (isp->isp_type & ISP_HA_FC) {
    365  1.10   mjacob 		isp_fibre_init(isp);
    366  1.10   mjacob 		return;
    367   1.1      cgd 	}
    368   1.1      cgd 
    369  1.10   mjacob 	sdp = isp->isp_param;
    370   1.1      cgd 
    371  1.10   mjacob 	/*
    372  1.10   mjacob 	 * Try and figure out if we're connected to a differential bus.
    373  1.10   mjacob 	 * You have to pause the RISC processor to read SXP registers.
    374  1.10   mjacob 	 */
    375   1.1      cgd 	s = splbio();
    376  1.10   mjacob 	ISP_WRITE(isp, HCCR, HCCR_CMD_PAUSE);
    377  1.10   mjacob 	if (ISP_READ(isp, SXP_PINS_DIFF) & SXP_PINS_DIFF_SENSE) {
    378  1.10   mjacob 		sdp->isp_diffmode = 1;
    379  1.10   mjacob 		printf("%s: Differential Mode\n", isp->isp_name);
    380  1.10   mjacob 	} else {
    381  1.10   mjacob 		/*
    382  1.10   mjacob 		 * Force pullups on.
    383  1.10   mjacob 		 */
    384  1.10   mjacob 		sdp->isp_req_ack_active_neg = 1;
    385  1.10   mjacob 		sdp->isp_data_line_active_neg = 1;
    386  1.10   mjacob 		sdp->isp_diffmode = 0;
    387  1.10   mjacob 	}
    388  1.10   mjacob 	ISP_WRITE(isp, HCCR, HCCR_CMD_RELEASE); /* release paused processor */
    389   1.1      cgd 
    390  1.10   mjacob 	mbs.param[0] = MBOX_GET_INIT_SCSI_ID;
    391  1.10   mjacob 	isp_mboxcmd(isp, &mbs);
    392   1.1      cgd 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
    393   1.1      cgd 		(void) splx(s);
    394  1.10   mjacob 		isp_dumpregs(isp, "failed to get initiator id");
    395   1.1      cgd 		return;
    396   1.1      cgd 	}
    397  1.10   mjacob 	if (mbs.param[1] != sdp->isp_initiator_id) {
    398  1.10   mjacob 		printf("%s: setting Initiator ID to %d\n", isp->isp_name,
    399  1.10   mjacob 			sdp->isp_initiator_id);
    400  1.10   mjacob 		mbs.param[0] = MBOX_SET_INIT_SCSI_ID;
    401  1.10   mjacob 		mbs.param[1] = sdp->isp_initiator_id;
    402  1.10   mjacob 		isp_mboxcmd(isp, &mbs);
    403  1.10   mjacob 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
    404  1.10   mjacob 			(void) splx(s);
    405  1.10   mjacob 			isp_dumpregs(isp, "failed to set initiator id");
    406  1.10   mjacob 			return;
    407  1.10   mjacob 		}
    408  1.10   mjacob 	} else {
    409  1.20   mjacob 		IDPRINTF(3, ("%s: leaving Initiator ID at %d\n", isp->isp_name,
    410  1.10   mjacob 			sdp->isp_initiator_id));
    411  1.10   mjacob 	}
    412   1.1      cgd 
    413   1.1      cgd 	mbs.param[0] = MBOX_SET_RETRY_COUNT;
    414  1.10   mjacob 	mbs.param[1] = sdp->isp_retry_count;
    415  1.10   mjacob 	mbs.param[2] = sdp->isp_retry_delay;
    416  1.10   mjacob 	isp_mboxcmd(isp, &mbs);
    417   1.1      cgd 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
    418   1.1      cgd 		(void) splx(s);
    419  1.10   mjacob 		isp_dumpregs(isp, "failed to set retry count and delay");
    420   1.1      cgd 		return;
    421   1.1      cgd 	}
    422   1.1      cgd 
    423   1.1      cgd 	mbs.param[0] = MBOX_SET_ASYNC_DATA_SETUP_TIME;
    424  1.10   mjacob 	mbs.param[1] = sdp->isp_async_data_setup;
    425  1.10   mjacob 	isp_mboxcmd(isp, &mbs);
    426   1.1      cgd 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
    427   1.1      cgd 		(void) splx(s);
    428  1.10   mjacob 		isp_dumpregs(isp, "failed to set async data setup time");
    429   1.1      cgd 		return;
    430   1.1      cgd 	}
    431   1.1      cgd 
    432   1.1      cgd 	mbs.param[0] = MBOX_SET_ACTIVE_NEG_STATE;
    433  1.10   mjacob 	mbs.param[1] =	(sdp->isp_req_ack_active_neg << 4) |
    434  1.10   mjacob 			(sdp->isp_data_line_active_neg << 5);
    435  1.10   mjacob 	isp_mboxcmd(isp, &mbs);
    436   1.1      cgd 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
    437   1.1      cgd 		(void) splx(s);
    438  1.10   mjacob 		isp_dumpregs(isp, "failed to set active neg state");
    439   1.1      cgd 		return;
    440   1.1      cgd 	}
    441   1.1      cgd 
    442   1.1      cgd 	mbs.param[0] = MBOX_SET_TAG_AGE_LIMIT;
    443  1.10   mjacob 	mbs.param[1] = sdp->isp_tag_aging;
    444  1.10   mjacob 	isp_mboxcmd(isp, &mbs);
    445   1.1      cgd 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
    446   1.1      cgd 		(void) splx(s);
    447  1.10   mjacob 		isp_dumpregs(isp, "failed to set tag age limit");
    448   1.1      cgd 		return;
    449   1.1      cgd 	}
    450   1.1      cgd 
    451   1.1      cgd 	mbs.param[0] = MBOX_SET_SELECT_TIMEOUT;
    452  1.10   mjacob 	mbs.param[1] = sdp->isp_selection_timeout;
    453  1.10   mjacob 	isp_mboxcmd(isp, &mbs);
    454   1.1      cgd 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
    455   1.1      cgd 		(void) splx(s);
    456  1.10   mjacob 		isp_dumpregs(isp, "failed to set selection timeout");
    457   1.1      cgd 		return;
    458   1.1      cgd 	}
    459   1.1      cgd 
    460  1.20   mjacob 	IDPRINTF(2, ("%s: devparm, W=wide, S=sync, T=Tag\n", isp->isp_name));
    461   1.1      cgd 	for (i = 0; i < MAX_TARGETS; i++) {
    462  1.21   mjacob 		char bz[9];
    463  1.20   mjacob 		u_int16_t cj = (sdp->isp_devparam[i].sync_offset << 8) |
    464  1.20   mjacob 				(sdp->isp_devparam[i].sync_period);
    465  1.10   mjacob 
    466  1.10   mjacob 		if (sdp->isp_devparam[i].dev_flags & DPARM_SYNC) {
    467  1.20   mjacob 			u_int16_t x;
    468  1.10   mjacob 			if (cj == ISP_20M_SYNCPARMS) {
    469  1.20   mjacob 				x = 20;
    470  1.20   mjacob 			} else if (cj == ISP_10M_SYNCPARMS) {
    471  1.20   mjacob 				x = 10;
    472  1.20   mjacob 			} else if (cj == ISP_08M_SYNCPARMS) {
    473  1.20   mjacob 				x = 8;
    474  1.20   mjacob 			} else if (cj == ISP_05M_SYNCPARMS) {
    475  1.20   mjacob 				x = 5;
    476  1.20   mjacob 			} else if (cj == ISP_04M_SYNCPARMS) {
    477  1.20   mjacob 				x = 4;
    478  1.10   mjacob 			} else {
    479  1.20   mjacob 				x = 0;
    480  1.10   mjacob 			}
    481  1.20   mjacob 			sprintf(bz, "%02dMHz:", x);
    482  1.10   mjacob 		} else {
    483  1.20   mjacob 			sprintf(bz, "Async:");
    484  1.10   mjacob 		}
    485  1.10   mjacob 		if (sdp->isp_devparam[i].dev_flags & DPARM_WIDE)
    486  1.21   mjacob 			bz[6] = 'W';
    487  1.10   mjacob 		else
    488  1.21   mjacob 			bz[6] = ' ';
    489  1.10   mjacob 		if (sdp->isp_devparam[i].dev_flags & DPARM_TQING)
    490  1.21   mjacob 			bz[7] = 'T';
    491  1.10   mjacob 		else
    492  1.21   mjacob 			bz[7] = ' ';
    493  1.21   mjacob 		bz[8] = 0;
    494  1.21   mjacob 		IDPRINTF(2, (" id%x:%s", i, bz));
    495  1.10   mjacob 		if (((i+1) & 0x3) == 0)
    496  1.20   mjacob 			IDPRINTF(2, ("\n"));
    497  1.10   mjacob 		if (sdp->isp_devparam[i].dev_enable == 0)
    498   1.1      cgd 			continue;
    499   1.1      cgd 
    500  1.20   mjacob 		/*
    501  1.20   mjacob 		 * It is not safe to run the 1020 in ultra mode.
    502  1.20   mjacob 		 */
    503  1.20   mjacob 		if (isp->isp_type == ISP_HA_SCSI_1020 &&
    504  1.20   mjacob 		    cj == ISP_20M_SYNCPARMS) {
    505  1.20   mjacob 			printf("%s: an ISP1020 set to Ultra Speed- derating.\n",
    506  1.20   mjacob 				isp->isp_name);
    507  1.20   mjacob 			sdp->isp_devparam[i].sync_offset =
    508  1.20   mjacob 				ISP_10M_SYNCPARMS >> 8;
    509  1.20   mjacob 			sdp->isp_devparam[i].sync_period =
    510  1.20   mjacob 				ISP_10M_SYNCPARMS & 0xff;
    511  1.20   mjacob 		}
    512   1.1      cgd 		mbs.param[0] = MBOX_SET_TARGET_PARAMS;
    513   1.1      cgd 		mbs.param[1] = i << 8;
    514  1.10   mjacob 		mbs.param[2] = sdp->isp_devparam[i].dev_flags << 8;
    515   1.1      cgd 		mbs.param[3] =
    516  1.10   mjacob 			(sdp->isp_devparam[i].sync_offset << 8) |
    517  1.10   mjacob 			(sdp->isp_devparam[i].sync_period);
    518  1.10   mjacob 
    519  1.20   mjacob 		IDPRINTF(3, ("%s: target %d flags %x offset %x period %x\n",
    520  1.10   mjacob 			     isp->isp_name, i, sdp->isp_devparam[i].dev_flags,
    521  1.10   mjacob 			     sdp->isp_devparam[i].sync_offset,
    522  1.10   mjacob 			     sdp->isp_devparam[i].sync_period));
    523  1.10   mjacob 		isp_mboxcmd(isp, &mbs);
    524   1.1      cgd 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
    525  1.10   mjacob 			printf("%s: failed to set parameters for target %d\n",
    526  1.10   mjacob 				isp->isp_name, i);
    527  1.10   mjacob 			printf("%s: flags %x offset %x period %x\n",
    528  1.10   mjacob 				isp->isp_name, sdp->isp_devparam[i].dev_flags,
    529  1.10   mjacob 				sdp->isp_devparam[i].sync_offset,
    530  1.10   mjacob 				sdp->isp_devparam[i].sync_period);
    531  1.10   mjacob 			mbs.param[0] = MBOX_SET_TARGET_PARAMS;
    532  1.10   mjacob 			mbs.param[1] = i << 8;
    533  1.10   mjacob 			mbs.param[2] = DPARM_DEFAULT << 8;
    534  1.10   mjacob 			mbs.param[3] = ISP_10M_SYNCPARMS;
    535  1.10   mjacob 			isp_mboxcmd(isp, &mbs);
    536  1.10   mjacob 			if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
    537  1.10   mjacob 				(void) splx(s);
    538  1.10   mjacob 				printf("%s: failed even to set defaults\n",
    539  1.10   mjacob 					isp->isp_name);
    540  1.10   mjacob 				return;
    541  1.10   mjacob 			}
    542   1.1      cgd 		}
    543   1.1      cgd 		for (l = 0; l < MAX_LUNS; l++) {
    544   1.1      cgd 			mbs.param[0] = MBOX_SET_DEV_QUEUE_PARAMS;
    545   1.1      cgd 			mbs.param[1] = (i << 8) | l;
    546  1.10   mjacob 			mbs.param[2] = sdp->isp_max_queue_depth;
    547  1.10   mjacob 			mbs.param[3] = sdp->isp_devparam[i].exc_throttle;
    548  1.10   mjacob 			isp_mboxcmd(isp, &mbs);
    549   1.1      cgd 			if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
    550   1.1      cgd 				(void) splx(s);
    551  1.10   mjacob 				isp_dumpregs(isp, "failed to set device queue "
    552  1.10   mjacob 				       "parameters");
    553   1.1      cgd 				return;
    554   1.1      cgd 			}
    555   1.1      cgd 		}
    556   1.1      cgd 	}
    557   1.1      cgd 
    558   1.7  thorpej 	/*
    559   1.7  thorpej 	 * Set up DMA for the request and result mailboxes.
    560   1.7  thorpej 	 */
    561   1.7  thorpej 	if (ISP_MBOXDMASETUP(isp)) {
    562   1.1      cgd 		(void) splx(s);
    563  1.10   mjacob 		printf("%s: can't setup dma mailboxes\n", isp->isp_name);
    564   1.1      cgd 		return;
    565   1.1      cgd 	}
    566  1.10   mjacob 
    567   1.1      cgd 	mbs.param[0] = MBOX_INIT_RES_QUEUE;
    568  1.10   mjacob 	mbs.param[1] = RESULT_QUEUE_LEN(isp);
    569   1.7  thorpej 	mbs.param[2] = (u_int16_t) (isp->isp_result_dma >> 16);
    570   1.7  thorpej 	mbs.param[3] = (u_int16_t) (isp->isp_result_dma & 0xffff);
    571   1.1      cgd 	mbs.param[4] = 0;
    572   1.6   mjacob 	mbs.param[5] = 0;
    573  1.10   mjacob 	isp_mboxcmd(isp, &mbs);
    574   1.1      cgd 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
    575   1.1      cgd 		(void) splx(s);
    576  1.10   mjacob 		isp_dumpregs(isp, "set of response queue failed");
    577   1.1      cgd 		return;
    578   1.1      cgd 	}
    579   1.1      cgd 	isp->isp_residx = 0;
    580   1.1      cgd 
    581   1.1      cgd 	mbs.param[0] = MBOX_INIT_REQ_QUEUE;
    582  1.10   mjacob 	mbs.param[1] = RQUEST_QUEUE_LEN(isp);
    583   1.7  thorpej 	mbs.param[2] = (u_int16_t) (isp->isp_rquest_dma >> 16);
    584   1.7  thorpej 	mbs.param[3] = (u_int16_t) (isp->isp_rquest_dma & 0xffff);
    585   1.1      cgd 	mbs.param[4] = 0;
    586  1.10   mjacob 	mbs.param[5] = 0;
    587  1.10   mjacob 	isp_mboxcmd(isp, &mbs);
    588   1.1      cgd 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
    589   1.1      cgd 		(void) splx(s);
    590  1.10   mjacob 		isp_dumpregs(isp, "set of request queue failed");
    591   1.1      cgd 		return;
    592   1.1      cgd 	}
    593   1.1      cgd 	isp->isp_reqidx = 0;
    594   1.1      cgd 
    595   1.1      cgd 	/*
    596   1.1      cgd 	 * Unfortunately, this is the only way right now for
    597   1.1      cgd 	 * forcing a sync renegotiation. If we boot off of
    598   1.1      cgd 	 * an Alpha, it's put the chip in SYNC mode, but we
    599   1.1      cgd 	 * haven't necessarily set up the parameters the
    600   1.1      cgd 	 * same, so we'll have to yank the reset line to
    601   1.1      cgd 	 * get everyone to renegotiate.
    602   1.1      cgd 	 */
    603   1.1      cgd 
    604   1.1      cgd 	mbs.param[0] = MBOX_BUS_RESET;
    605   1.1      cgd 	mbs.param[1] = 2;
    606  1.10   mjacob 	isp_mboxcmd(isp, &mbs);
    607   1.1      cgd 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
    608   1.1      cgd 		(void) splx(s);
    609  1.10   mjacob 		isp_dumpregs(isp, "SCSI bus reset failed");
    610   1.1      cgd 	}
    611  1.10   mjacob 	/*
    612  1.10   mjacob 	 * This is really important to have set after a bus reset.
    613  1.10   mjacob 	 */
    614   1.1      cgd 	isp->isp_sendmarker = 1;
    615   1.1      cgd 	(void) splx(s);
    616   1.1      cgd 	isp->isp_state = ISP_INITSTATE;
    617   1.1      cgd }
    618   1.1      cgd 
    619  1.10   mjacob static void
    620  1.10   mjacob isp_fibre_init(isp)
    621  1.10   mjacob 	struct ispsoftc *isp;
    622  1.10   mjacob {
    623  1.10   mjacob 	fcparam *fcp;
    624  1.10   mjacob 	isp_icb_t *icbp;
    625  1.10   mjacob 	mbreg_t mbs;
    626  1.10   mjacob 	int s, count;
    627  1.10   mjacob 
    628  1.10   mjacob 	fcp = isp->isp_param;
    629  1.10   mjacob 
    630  1.10   mjacob 	fcp->isp_retry_count = 0;
    631  1.10   mjacob 	fcp->isp_retry_delay = 1;
    632  1.10   mjacob 
    633  1.10   mjacob 	s = splbio();
    634  1.10   mjacob 	mbs.param[0] = MBOX_SET_RETRY_COUNT;
    635  1.10   mjacob 	mbs.param[1] = fcp->isp_retry_count;
    636  1.10   mjacob 	mbs.param[2] = fcp->isp_retry_delay;
    637  1.10   mjacob 	isp_mboxcmd(isp, &mbs);
    638  1.10   mjacob 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
    639  1.10   mjacob 		(void) splx(s);
    640  1.10   mjacob 		isp_dumpregs(isp, "failed to set retry count and delay");
    641  1.10   mjacob 		return;
    642  1.10   mjacob 	}
    643  1.10   mjacob 
    644  1.10   mjacob 	if (ISP_MBOXDMASETUP(isp)) {
    645  1.10   mjacob 		(void) splx(s);
    646  1.10   mjacob 		printf("%s: can't setup DMA for mailboxes\n", isp->isp_name);
    647  1.10   mjacob 		return;
    648  1.10   mjacob 	}
    649  1.10   mjacob 
    650  1.10   mjacob 	icbp = (isp_icb_t *) fcp->isp_scratch;
    651  1.10   mjacob 	bzero(icbp, sizeof (*icbp));
    652  1.10   mjacob #if 0
    653  1.10   mjacob 	icbp->icb_maxfrmlen = ICB_DFLT_FRMLEN;
    654  1.10   mjacob 	MAKE_NODE_NAME(isp, icbp);
    655  1.10   mjacob 	icbp->icb_rqstqlen = RQUEST_QUEUE_LEN(isp);
    656  1.10   mjacob 	icbp->icb_rsltqlen = RESULT_QUEUE_LEN(isp);
    657  1.10   mjacob 	icbp->icb_rqstaddr[0] = (u_int16_t) (isp->isp_rquest_dma & 0xffff);
    658  1.10   mjacob 	icbp->icb_rqstaddr[1] = (u_int16_t) (isp->isp_rquest_dma >> 16);
    659  1.10   mjacob 	icbp->icb_respaddr[0] = (u_int16_t) (isp->isp_result_dma & 0xffff);
    660  1.10   mjacob 	icbp->icb_respaddr[1] = (u_int16_t) (isp->isp_result_dma >> 16);
    661  1.10   mjacob #endif
    662  1.10   mjacob 	icbp->icb_version = 1;
    663  1.10   mjacob 	icbp->icb_maxfrmlen = ICB_DFLT_FRMLEN;
    664  1.10   mjacob 	icbp->icb_maxalloc = 256;
    665  1.10   mjacob 	icbp->icb_execthrottle = 16;
    666  1.10   mjacob 	icbp->icb_retry_delay = 5;
    667  1.10   mjacob 	icbp->icb_retry_count = 0;
    668  1.10   mjacob 	MAKE_NODE_NAME(isp, icbp);
    669  1.10   mjacob 	icbp->icb_rqstqlen = RQUEST_QUEUE_LEN(isp);
    670  1.10   mjacob 	icbp->icb_rsltqlen = RESULT_QUEUE_LEN(isp);
    671  1.10   mjacob 	icbp->icb_rqstaddr[0] = (u_int16_t) (isp->isp_rquest_dma & 0xffff);
    672  1.10   mjacob 	icbp->icb_rqstaddr[1] = (u_int16_t) (isp->isp_rquest_dma >> 16);
    673  1.10   mjacob 	icbp->icb_respaddr[0] = (u_int16_t) (isp->isp_result_dma & 0xffff);
    674  1.10   mjacob 	icbp->icb_respaddr[1] = (u_int16_t) (isp->isp_result_dma >> 16);
    675  1.10   mjacob 
    676  1.10   mjacob 	mbs.param[0] = MBOX_INIT_FIRMWARE;
    677  1.10   mjacob 	mbs.param[1] = 0;
    678  1.10   mjacob 	mbs.param[2] = (u_int16_t) (fcp->isp_scdma >> 16);
    679  1.10   mjacob 	mbs.param[3] = (u_int16_t) (fcp->isp_scdma & 0xffff);
    680  1.10   mjacob 	mbs.param[4] = 0;
    681  1.10   mjacob 	mbs.param[5] = 0;
    682  1.10   mjacob 	mbs.param[6] = 0;
    683  1.10   mjacob 	mbs.param[7] = 0;
    684  1.10   mjacob 	isp_mboxcmd(isp, &mbs);
    685  1.10   mjacob 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
    686  1.10   mjacob 		(void) splx(s);
    687  1.10   mjacob 		isp_dumpregs(isp, "INIT FIRMWARE failed");
    688  1.10   mjacob 		return;
    689  1.10   mjacob 	}
    690  1.10   mjacob 	isp->isp_reqidx = 0;
    691  1.10   mjacob 	isp->isp_residx = 0;
    692  1.10   mjacob 
    693  1.10   mjacob 	/*
    694  1.10   mjacob 	 * Wait up to 3 seconds for FW to go to READY state.
    695  1.10   mjacob 	 *
    696  1.10   mjacob 	 * This is all very much not right. The problem here
    697  1.10   mjacob 	 * is that the cable may not be plugged in, or there
    698  1.10   mjacob 	 * may be many many members of the loop that haven't
    699  1.10   mjacob 	 * been logged into.
    700  1.10   mjacob 	 *
    701  1.10   mjacob 	 * This model of doing things doesn't support dynamic
    702  1.10   mjacob 	 * attachment, so we just plain lose (for now).
    703  1.10   mjacob 	 */
    704  1.10   mjacob 	for (count = 0; count < 3000; count++) {
    705  1.10   mjacob 		isp_fw_state(isp);
    706  1.10   mjacob 		if (fcp->isp_fwstate == FW_READY)
    707  1.10   mjacob 			break;
    708  1.10   mjacob 		delay(1000);		/* wait one millisecond */
    709  1.10   mjacob 	}
    710  1.10   mjacob 
    711  1.13   mjacob 	isp->isp_sendmarker = 1;
    712  1.10   mjacob 
    713  1.10   mjacob 	(void) splx(s);
    714  1.10   mjacob 	isp->isp_state = ISP_INITSTATE;
    715  1.10   mjacob }
    716  1.10   mjacob 
    717   1.1      cgd /*
    718   1.1      cgd  * Complete attachment of Hardware, include subdevices.
    719   1.1      cgd  */
    720   1.1      cgd void
    721   1.1      cgd isp_attach(isp)
    722   1.1      cgd 	struct ispsoftc *isp;
    723   1.1      cgd {
    724  1.10   mjacob 	/*
    725  1.10   mjacob 	 * Start the watchdog timer.
    726  1.10   mjacob 	 */
    727  1.10   mjacob 	timeout(isp_watch, isp, WATCHI);
    728  1.10   mjacob 
    729  1.10   mjacob 	/*
    730  1.10   mjacob 	 * And complete initialization
    731  1.10   mjacob 	 */
    732   1.1      cgd 	isp->isp_state = ISP_RUNSTATE;
    733  1.12   bouyer 	isp->isp_link.scsipi_scsi.channel = SCSI_CHANNEL_ONLY_ONE;
    734   1.1      cgd 	isp->isp_link.adapter_softc = isp;
    735  1.10   mjacob 	isp->isp_link.device = &isp_dev;
    736   1.1      cgd 	isp->isp_link.adapter = &isp_switch;
    737  1.10   mjacob 
    738  1.10   mjacob 	if (isp->isp_type & ISP_HA_FC) {
    739  1.10   mjacob 		fcparam *fcp = isp->isp_param;
    740  1.10   mjacob 		mbreg_t mbs;
    741  1.10   mjacob 		int s;
    742  1.10   mjacob 
    743  1.12   bouyer 		isp->isp_link.scsipi_scsi.max_target = MAX_FC_TARG-1;
    744  1.10   mjacob 		isp->isp_link.openings = RQUEST_QUEUE_LEN(isp)/(MAX_FC_TARG-1);
    745  1.10   mjacob 		s = splbio();
    746  1.10   mjacob 		mbs.param[0] = MBOX_GET_LOOP_ID;
    747  1.10   mjacob 		isp_mboxcmd(isp, &mbs);
    748  1.10   mjacob 		(void) splx(s);
    749  1.10   mjacob 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
    750  1.10   mjacob 			isp_dumpregs(isp, "GET LOOP ID failed");
    751  1.10   mjacob 			return;
    752  1.10   mjacob 		}
    753  1.10   mjacob 		fcp->isp_loopid = mbs.param[1];
    754  1.10   mjacob 		if (fcp->isp_loopid) {
    755  1.10   mjacob 			printf("%s: Loop ID 0x%x\n", isp->isp_name,
    756  1.10   mjacob 				fcp->isp_loopid);
    757  1.10   mjacob 		}
    758  1.12   bouyer 		isp->isp_link.scsipi_scsi.adapter_target = 0xff;
    759  1.10   mjacob 	} else {
    760  1.10   mjacob 		isp->isp_link.openings = RQUEST_QUEUE_LEN(isp)/(MAX_TARGETS-1);
    761  1.12   bouyer 		isp->isp_link.scsipi_scsi.max_target = MAX_TARGETS-1;
    762  1.12   bouyer 		isp->isp_link.scsipi_scsi.adapter_target =
    763  1.10   mjacob 			((sdparam *)isp->isp_param)->isp_initiator_id;
    764  1.10   mjacob 	}
    765  1.10   mjacob 	if (isp->isp_link.openings < 2)
    766  1.10   mjacob 		isp->isp_link.openings = 2;
    767  1.12   bouyer 	isp->isp_link.type = BUS_SCSI;
    768   1.1      cgd 	config_found((void *)isp, &isp->isp_link, scsiprint);
    769   1.1      cgd }
    770   1.1      cgd 
    771   1.1      cgd 
    772   1.1      cgd /*
    773   1.1      cgd  * Free any associated resources prior to decommissioning.
    774   1.1      cgd  */
    775   1.1      cgd void
    776   1.1      cgd isp_uninit(isp)
    777   1.1      cgd 	struct ispsoftc *isp;
    778   1.1      cgd {
    779  1.10   mjacob 	untimeout(isp_watch, isp);
    780   1.1      cgd }
    781   1.1      cgd 
    782   1.1      cgd /*
    783   1.1      cgd  * minphys our xfers
    784  1.10   mjacob  *
    785  1.10   mjacob  * Unfortunately, the buffer pointer describes the target device- not the
    786  1.10   mjacob  * adapter device, so we can't use the pointer to find out what kind of
    787  1.10   mjacob  * adapter we are and adjust accordingly.
    788   1.1      cgd  */
    789   1.1      cgd 
    790   1.1      cgd static void
    791   1.1      cgd ispminphys(bp)
    792   1.1      cgd 	struct buf *bp;
    793   1.1      cgd {
    794   1.1      cgd 	/*
    795   1.1      cgd 	 * XX: Only the 1020 has a 24 bit limit.
    796   1.1      cgd 	 */
    797   1.1      cgd 	if (bp->b_bcount >= (1 << 24)) {
    798  1.10   mjacob 		bp->b_bcount = (1 << 24);
    799   1.1      cgd 	}
    800   1.1      cgd 	minphys(bp);
    801   1.1      cgd }
    802   1.1      cgd 
    803   1.1      cgd /*
    804   1.1      cgd  * start an xfer
    805   1.1      cgd  */
    806   1.1      cgd static int32_t
    807   1.1      cgd ispscsicmd(xs)
    808  1.12   bouyer 	struct scsipi_xfer *xs;
    809   1.1      cgd {
    810   1.1      cgd 	struct ispsoftc *isp;
    811   1.1      cgd 	u_int8_t iptr, optr;
    812  1.10   mjacob 	union {
    813  1.10   mjacob 		ispreq_t *_reqp;
    814  1.10   mjacob 		ispreqt2_t *_t2reqp;
    815  1.10   mjacob 	} _u;
    816  1.10   mjacob #define	reqp	_u._reqp
    817  1.10   mjacob #define	t2reqp	_u._t2reqp
    818  1.16   mjacob #define	UZSIZE	max(sizeof (ispreq_t), sizeof (ispreqt2_t))
    819   1.1      cgd 	int s, i;
    820   1.1      cgd 
    821   1.1      cgd 	isp = xs->sc_link->adapter_softc;
    822   1.1      cgd 
    823  1.10   mjacob 	if (isp->isp_type & ISP_HA_FC) {
    824  1.10   mjacob 		if (xs->cmdlen > 12) {
    825  1.13   mjacob 			printf("%s: unsupported cdb length for fibre (%d)\n",
    826  1.10   mjacob 				isp->isp_name, xs->cmdlen);
    827  1.10   mjacob 			xs->error = XS_DRIVER_STUFFUP;
    828  1.10   mjacob 			return (COMPLETE);
    829  1.10   mjacob 		}
    830  1.10   mjacob 	}
    831   1.1      cgd 	optr = ISP_READ(isp, OUTMAILBOX4);
    832   1.1      cgd 	iptr = isp->isp_reqidx;
    833   1.1      cgd 
    834  1.10   mjacob 	reqp = (ispreq_t *) ISP_QUEUE_ENTRY(isp->isp_rquest, iptr);
    835  1.10   mjacob 	iptr = (iptr + 1) & (RQUEST_QUEUE_LEN(isp) - 1);
    836   1.1      cgd 	if (iptr == optr) {
    837   1.1      cgd 		printf("%s: Request Queue Overflow\n", isp->isp_name);
    838   1.1      cgd 		xs->error = XS_DRIVER_STUFFUP;
    839   1.1      cgd 		return (TRY_AGAIN_LATER);
    840   1.1      cgd 	}
    841   1.1      cgd 
    842   1.1      cgd 	s = splbio();
    843  1.13   mjacob 	if (isp->isp_type & ISP_HA_FC)
    844  1.13   mjacob 		DISABLE_INTS(isp);
    845  1.13   mjacob 
    846   1.1      cgd 	if (isp->isp_sendmarker) {
    847  1.10   mjacob 		ispmarkreq_t *marker = (ispmarkreq_t *) reqp;
    848   1.1      cgd 
    849   1.1      cgd 		bzero((void *) marker, sizeof (*marker));
    850   1.1      cgd 		marker->req_header.rqs_entry_count = 1;
    851   1.1      cgd 		marker->req_header.rqs_entry_type = RQSTYPE_MARKER;
    852   1.1      cgd 		marker->req_modifier = SYNC_ALL;
    853   1.1      cgd 
    854   1.1      cgd 		isp->isp_sendmarker = 0;
    855   1.1      cgd 
    856  1.10   mjacob 		if (((iptr + 1) & (RQUEST_QUEUE_LEN(isp) - 1)) == optr) {
    857   1.1      cgd 			ISP_WRITE(isp, INMAILBOX4, iptr);
    858   1.1      cgd 			isp->isp_reqidx = iptr;
    859  1.13   mjacob 
    860  1.13   mjacob 			if (isp->isp_type & ISP_HA_FC)
    861  1.13   mjacob 				ENABLE_INTS(isp);
    862   1.1      cgd 			(void) splx(s);
    863   1.1      cgd 			printf("%s: Request Queue Overflow+\n", isp->isp_name);
    864   1.1      cgd 			xs->error = XS_DRIVER_STUFFUP;
    865   1.1      cgd 			return (TRY_AGAIN_LATER);
    866   1.1      cgd 		}
    867  1.10   mjacob 		reqp = (ispreq_t *) ISP_QUEUE_ENTRY(isp->isp_rquest, iptr);
    868  1.10   mjacob 		iptr = (iptr + 1) & (RQUEST_QUEUE_LEN(isp) - 1);
    869   1.1      cgd 	}
    870   1.1      cgd 
    871  1.16   mjacob 	bzero((void *) reqp, UZSIZE);
    872  1.10   mjacob 	reqp->req_header.rqs_entry_count = 1;
    873  1.10   mjacob 	if (isp->isp_type & ISP_HA_FC) {
    874  1.10   mjacob 		reqp->req_header.rqs_entry_type = RQSTYPE_T2RQS;
    875  1.10   mjacob 	} else {
    876  1.10   mjacob 		reqp->req_header.rqs_entry_type = RQSTYPE_REQUEST;
    877  1.10   mjacob 	}
    878  1.10   mjacob 	reqp->req_header.rqs_flags = 0;
    879  1.10   mjacob 	reqp->req_header.rqs_seqno = isp->isp_seqno++;
    880   1.1      cgd 
    881  1.10   mjacob 	for (i = 0; i < RQUEST_QUEUE_LEN(isp); i++) {
    882   1.1      cgd 		if (isp->isp_xflist[i] == NULL)
    883   1.1      cgd 			break;
    884   1.1      cgd 	}
    885  1.10   mjacob 	if (i == RQUEST_QUEUE_LEN(isp)) {
    886   1.1      cgd 		panic("%s: ran out of xflist pointers\n", isp->isp_name);
    887   1.1      cgd 		/* NOTREACHED */
    888   1.1      cgd 	} else {
    889  1.10   mjacob 		/*
    890  1.10   mjacob 		 * Never have a handle that is zero, so
    891  1.10   mjacob 		 * set req_handle off by one.
    892  1.10   mjacob 		 */
    893   1.1      cgd 		isp->isp_xflist[i] = xs;
    894  1.10   mjacob 		reqp->req_handle = i+1;
    895   1.1      cgd 	}
    896   1.1      cgd 
    897  1.10   mjacob 	if (isp->isp_type & ISP_HA_FC) {
    898  1.10   mjacob 		/*
    899  1.10   mjacob 		 * See comment in isp_intr
    900  1.10   mjacob 		 */
    901  1.10   mjacob 		xs->resid = 0;
    902  1.10   mjacob 		/*
    903  1.16   mjacob 		 * Fibre Channel always requires some kind of tag.
    904  1.10   mjacob 		 */
    905  1.10   mjacob 		if (xs->flags & SCSI_POLL) {
    906  1.10   mjacob 			t2reqp->req_flags = REQFLAG_STAG;
    907  1.10   mjacob 		} else {
    908  1.10   mjacob 			t2reqp->req_flags = REQFLAG_OTAG;
    909  1.10   mjacob 		}
    910  1.10   mjacob 	} else {
    911  1.10   mjacob 		if (xs->flags & SCSI_POLL) {
    912  1.10   mjacob 			reqp->req_flags = 0;
    913  1.10   mjacob 		} else {
    914  1.10   mjacob 			reqp->req_flags = REQFLAG_OTAG;
    915  1.10   mjacob 		}
    916  1.10   mjacob 	}
    917  1.12   bouyer 	reqp->req_lun_trn = xs->sc_link->scsipi_scsi.lun;
    918  1.12   bouyer 	reqp->req_target = xs->sc_link->scsipi_scsi.target;
    919  1.10   mjacob 	if (isp->isp_type & ISP_HA_SCSI) {
    920  1.10   mjacob 		reqp->req_cdblen = xs->cmdlen;
    921  1.10   mjacob 	}
    922  1.10   mjacob 	bcopy((void *)xs->cmd, reqp->req_cdb, xs->cmdlen);
    923   1.1      cgd 
    924  1.20   mjacob 	IDPRINTF(6, ("%s(%d.%d): START%d cmd 0x%x datalen %d\n", isp->isp_name,
    925  1.12   bouyer 		xs->sc_link->scsipi_scsi.target, xs->sc_link->scsipi_scsi.lun,
    926  1.10   mjacob 		reqp->req_header.rqs_seqno, *(u_char *) xs->cmd, xs->datalen));
    927   1.1      cgd 
    928  1.10   mjacob 	reqp->req_time = xs->timeout / 1000;
    929  1.10   mjacob 	if (reqp->req_time == 0 && xs->timeout)
    930  1.10   mjacob 		reqp->req_time = 1;
    931  1.10   mjacob 	if (ISP_DMASETUP(isp, xs, reqp, &iptr, optr)) {
    932  1.13   mjacob 		if (isp->isp_type & ISP_HA_FC)
    933  1.13   mjacob 			ENABLE_INTS(isp);
    934   1.1      cgd 		(void) splx(s);
    935   1.1      cgd 		xs->error = XS_DRIVER_STUFFUP;
    936   1.1      cgd 		return (COMPLETE);
    937   1.1      cgd 	}
    938   1.1      cgd 	xs->error = 0;
    939   1.1      cgd 	ISP_WRITE(isp, INMAILBOX4, iptr);
    940   1.1      cgd 	isp->isp_reqidx = iptr;
    941  1.13   mjacob 	if (isp->isp_type & ISP_HA_FC)
    942  1.13   mjacob 		ENABLE_INTS(isp);
    943   1.1      cgd 	(void) splx(s);
    944   1.1      cgd 	if ((xs->flags & SCSI_POLL) == 0) {
    945   1.1      cgd 		return (SUCCESSFULLY_QUEUED);
    946   1.1      cgd 	}
    947   1.3      cgd 
    948   1.3      cgd 	/*
    949   1.3      cgd 	 * If we can't use interrupts, poll on completion.
    950   1.3      cgd 	 */
    951   1.3      cgd 	if (isp_poll(isp, xs, xs->timeout)) {
    952   1.3      cgd #if 0
    953   1.3      cgd 		/* XXX try to abort it, or whatever */
    954   1.3      cgd 		if (isp_poll(isp, xs, xs->timeout) {
    955   1.3      cgd 			/* XXX really nuke it */
    956   1.1      cgd 		}
    957   1.3      cgd #endif
    958   1.4   mjacob 		/*
    959   1.4   mjacob 		 * If no other error occurred but we didn't finish,
    960   1.5   mjacob 		 * something bad happened.
    961   1.4   mjacob 		 */
    962   1.4   mjacob 		if ((xs->flags & ITSDONE) == 0 && xs->error == XS_NOERROR) {
    963  1.10   mjacob 			isp_lostcmd(isp, xs, reqp);
    964   1.5   mjacob 			xs->error = XS_DRIVER_STUFFUP;
    965   1.4   mjacob 		}
    966   1.3      cgd 	}
    967   1.1      cgd 	return (COMPLETE);
    968  1.10   mjacob #undef	reqp
    969  1.10   mjacob #undef	t2reqp
    970   1.1      cgd }
    971   1.1      cgd 
    972   1.1      cgd /*
    973   1.1      cgd  * Interrupt Service Routine(s)
    974   1.1      cgd  */
    975   1.1      cgd 
    976   1.1      cgd int
    977   1.3      cgd isp_poll(isp, xs, mswait)
    978   1.1      cgd 	struct ispsoftc *isp;
    979  1.12   bouyer 	struct scsipi_xfer *xs;
    980   1.1      cgd 	int mswait;
    981   1.1      cgd {
    982   1.3      cgd 
    983   1.3      cgd 	while (mswait) {
    984   1.3      cgd 		/* Try the interrupt handling routine */
    985   1.3      cgd 		(void)isp_intr((void *)isp);
    986   1.3      cgd 
    987   1.3      cgd 		/* See if the xs is now done */
    988   1.3      cgd 		if (xs->flags & ITSDONE)
    989   1.3      cgd 			return (0);
    990   1.3      cgd 		delay(1000);		/* wait one millisecond */
    991   1.3      cgd 		mswait--;
    992   1.1      cgd 	}
    993   1.3      cgd 	return (1);
    994   1.1      cgd }
    995   1.1      cgd 
    996   1.1      cgd int
    997   1.1      cgd isp_intr(arg)
    998   1.1      cgd 	void *arg;
    999   1.1      cgd {
   1000  1.12   bouyer 	struct scsipi_xfer *xs;
   1001   1.1      cgd 	struct ispsoftc *isp = arg;
   1002   1.1      cgd 	u_int16_t iptr, optr, isr;
   1003   1.1      cgd 
   1004   1.1      cgd 	isr = ISP_READ(isp, BIU_ISR);
   1005  1.10   mjacob 	if (isp->isp_type & ISP_HA_FC) {
   1006  1.10   mjacob 		if (isr == 0 || (isr & BIU2100_ISR_RISC_INT) == 0) {
   1007  1.10   mjacob 			if (isr) {
   1008  1.20   mjacob 				IDPRINTF(4, ("%s: isp_intr isr=%x\n",
   1009  1.10   mjacob 					     isp->isp_name, isr));
   1010  1.10   mjacob 			}
   1011  1.10   mjacob 			return (0);
   1012  1.10   mjacob 		}
   1013  1.10   mjacob 	} else {
   1014  1.10   mjacob 		if (isr == 0 || (isr & BIU_ISR_RISC_INT) == 0) {
   1015  1.10   mjacob 			if (isr) {
   1016  1.20   mjacob 				IDPRINTF(4, ("%s: isp_intr isr=%x\n",
   1017  1.10   mjacob 					     isp->isp_name, isr));
   1018  1.10   mjacob 			}
   1019  1.10   mjacob 			return (0);
   1020   1.1      cgd 		}
   1021   1.1      cgd 	}
   1022   1.1      cgd 
   1023   1.1      cgd 	optr = isp->isp_residx;
   1024   1.1      cgd 	if (ISP_READ(isp, BIU_SEMA) & 1) {
   1025   1.1      cgd 		u_int16_t mbox0 = ISP_READ(isp, OUTMAILBOX0);
   1026   1.1      cgd 		switch (mbox0) {
   1027   1.1      cgd 		case ASYNC_BUS_RESET:
   1028   1.1      cgd 		case ASYNC_TIMEOUT_RESET:
   1029   1.1      cgd 			printf("%s: bus or timeout reset\n", isp->isp_name);
   1030   1.1      cgd 			isp->isp_sendmarker = 1;
   1031   1.1      cgd 			break;
   1032  1.10   mjacob 		case ASYNC_LIP_OCCURRED:
   1033  1.10   mjacob 			printf("%s: LIP occurred\n", isp->isp_name);
   1034  1.10   mjacob 			break;
   1035  1.10   mjacob 		case ASYNC_LOOP_UP:
   1036  1.10   mjacob 			printf("%s: Loop UP\n", isp->isp_name);
   1037  1.10   mjacob 			break;
   1038  1.10   mjacob 		case ASYNC_LOOP_DOWN:
   1039  1.10   mjacob 			printf("%s: Loop DOWN\n", isp->isp_name);
   1040  1.16   mjacob 			break;
   1041  1.16   mjacob 		case ASYNC_LOOP_RESET:
   1042  1.16   mjacob 			printf("%s: Loop RESET\n", isp->isp_name);
   1043  1.10   mjacob 			break;
   1044   1.1      cgd 		default:
   1045   1.1      cgd 			printf("%s: async %x\n", isp->isp_name, mbox0);
   1046   1.1      cgd 			break;
   1047   1.1      cgd 		}
   1048   1.1      cgd 		ISP_WRITE(isp, BIU_SEMA, 0);
   1049   1.1      cgd 	}
   1050   1.1      cgd 
   1051  1.10   mjacob 	ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT);
   1052  1.10   mjacob 	iptr = ISP_READ(isp, OUTMAILBOX5);
   1053  1.10   mjacob 	if (optr == iptr) {
   1054  1.20   mjacob 		IDPRINTF(4, ("why intr? isr %x iptr %x optr %x\n",
   1055  1.10   mjacob 			isr, optr, iptr));
   1056  1.10   mjacob 	}
   1057  1.10   mjacob 	ENABLE_INTS(isp);
   1058  1.10   mjacob 
   1059   1.1      cgd 	while (optr != iptr) {
   1060   1.1      cgd 		ispstatusreq_t *sp;
   1061   1.1      cgd 		int buddaboom = 0;
   1062   1.1      cgd 
   1063   1.7  thorpej 		sp = (ispstatusreq_t *) ISP_QUEUE_ENTRY(isp->isp_result, optr);
   1064   1.1      cgd 
   1065  1.10   mjacob 		optr = (optr + 1) & (RESULT_QUEUE_LEN(isp)-1);
   1066   1.1      cgd 		if (sp->req_header.rqs_entry_type != RQSTYPE_RESPONSE) {
   1067   1.1      cgd 			printf("%s: not RESPONSE in RESPONSE Queue (0x%x)\n",
   1068   1.1      cgd 				isp->isp_name, sp->req_header.rqs_entry_type);
   1069   1.1      cgd 			if (sp->req_header.rqs_entry_type != RQSTYPE_REQUEST) {
   1070   1.1      cgd 				ISP_WRITE(isp, INMAILBOX5, optr);
   1071   1.1      cgd 				continue;
   1072   1.1      cgd 			}
   1073   1.1      cgd 			buddaboom = 1;
   1074   1.1      cgd 		}
   1075   1.1      cgd 
   1076   1.1      cgd 		if (sp->req_header.rqs_flags & 0xf) {
   1077   1.1      cgd 			if (sp->req_header.rqs_flags & RQSFLAG_CONTINUATION) {
   1078   1.1      cgd 				ISP_WRITE(isp, INMAILBOX5, optr);
   1079   1.1      cgd 				continue;
   1080   1.1      cgd 			}
   1081   1.1      cgd 			printf("%s: rqs_flags=%x\n", isp->isp_name,
   1082   1.1      cgd 				sp->req_header.rqs_flags & 0xf);
   1083   1.1      cgd 		}
   1084  1.10   mjacob 		if (sp->req_handle > RQUEST_QUEUE_LEN(isp) ||
   1085  1.10   mjacob 		    sp->req_handle < 1) {
   1086   1.1      cgd 			printf("%s: bad request handle %d\n", isp->isp_name,
   1087   1.1      cgd 				sp->req_handle);
   1088   1.1      cgd 			ISP_WRITE(isp, INMAILBOX5, optr);
   1089   1.1      cgd 			continue;
   1090   1.1      cgd 		}
   1091  1.12   bouyer 		xs = (struct scsipi_xfer *) isp->isp_xflist[sp->req_handle - 1];
   1092   1.1      cgd 		if (xs == NULL) {
   1093   1.1      cgd 			printf("%s: NULL xs in xflist\n", isp->isp_name);
   1094   1.1      cgd 			ISP_WRITE(isp, INMAILBOX5, optr);
   1095   1.1      cgd 			continue;
   1096   1.1      cgd 		}
   1097  1.10   mjacob 		isp->isp_xflist[sp->req_handle - 1] = NULL;
   1098   1.1      cgd 		if (sp->req_status_flags & RQSTF_BUS_RESET) {
   1099   1.1      cgd 			isp->isp_sendmarker = 1;
   1100   1.1      cgd 		}
   1101   1.1      cgd 		if (buddaboom) {
   1102   1.1      cgd 			xs->error = XS_DRIVER_STUFFUP;
   1103   1.1      cgd 		}
   1104  1.10   mjacob 		xs->status = sp->req_scsi_status & 0xff;
   1105  1.10   mjacob 		if (isp->isp_type & ISP_HA_SCSI) {
   1106  1.10   mjacob 			if (sp->req_state_flags & RQSF_GOT_SENSE) {
   1107  1.12   bouyer 				bcopy(sp->req_sense_data, &xs->sense.scsi_sense,
   1108  1.12   bouyer 					sizeof (xs->sense.scsi_sense));
   1109  1.10   mjacob 				xs->error = XS_SENSE;
   1110  1.10   mjacob 			}
   1111  1.10   mjacob 		} else {
   1112  1.10   mjacob 			if (xs->status == SCSI_CHECK) {
   1113  1.10   mjacob 				xs->error = XS_SENSE;
   1114  1.12   bouyer 				bcopy(sp->req_sense_data, &xs->sense.scsi_sense,
   1115  1.12   bouyer 					sizeof (xs->sense.scsi_sense));
   1116  1.10   mjacob 				sp->req_state_flags |= RQSF_GOT_SENSE;
   1117  1.10   mjacob 			}
   1118   1.1      cgd 		}
   1119  1.10   mjacob 		if (xs->error == 0 && xs->status == SCSI_BUSY) {
   1120   1.1      cgd 			xs->error = XS_BUSY;
   1121  1.10   mjacob 		}
   1122   1.1      cgd 
   1123   1.1      cgd 		if (sp->req_header.rqs_entry_type == RQSTYPE_RESPONSE) {
   1124  1.10   mjacob 			if (xs->error == 0 && sp->req_completion_status)
   1125  1.10   mjacob 				xs->error = isp_parse_status(isp, sp, xs);
   1126   1.1      cgd 		} else {
   1127   1.1      cgd 			printf("%s: unknown return %x\n", isp->isp_name,
   1128   1.1      cgd 				sp->req_header.rqs_entry_type);
   1129   1.1      cgd 			if (xs->error == 0)
   1130   1.1      cgd 				xs->error = XS_DRIVER_STUFFUP;
   1131   1.1      cgd 		}
   1132  1.10   mjacob 		if (isp->isp_type & ISP_HA_SCSI) {
   1133  1.10   mjacob 			xs->resid = sp->req_resid;
   1134  1.10   mjacob 		} else if (sp->req_scsi_status & RQCS_RU) {
   1135  1.10   mjacob 			xs->resid = sp->req_resid;
   1136  1.20   mjacob 			IDPRINTF(4, ("%s: cnt %d rsd %d\n", isp->isp_name,
   1137  1.10   mjacob 				xs->datalen, sp->req_resid));
   1138  1.10   mjacob 		}
   1139   1.1      cgd 		xs->flags |= ITSDONE;
   1140   1.1      cgd 		if (xs->datalen) {
   1141  1.10   mjacob 			ISP_DMAFREE(isp, xs, sp->req_handle - 1);
   1142   1.1      cgd 		}
   1143  1.10   mjacob 		if (isp->isp_dblev >= 5) {
   1144  1.10   mjacob 			printf("%s(%d.%d): FINISH%d cmd 0x%x resid %d STS %x",
   1145  1.12   bouyer 			       isp->isp_name, xs->sc_link->scsipi_scsi.target,
   1146  1.12   bouyer 			       xs->sc_link->scsipi_scsi.lun, sp->req_header.rqs_seqno,
   1147  1.10   mjacob 			       *(u_char *) xs->cmd, xs->resid, xs->status);
   1148  1.10   mjacob 			if (sp->req_state_flags & RQSF_GOT_SENSE) {
   1149  1.12   bouyer 				printf(" Skey: %x", xs->sense.scsi_sense.flags);
   1150  1.10   mjacob 				if (xs->error != XS_SENSE) {
   1151  1.10   mjacob 					printf(" BUT NOT SET");
   1152  1.10   mjacob 				}
   1153   1.1      cgd 			}
   1154  1.10   mjacob 			printf(" xs->error %d\n", xs->error);
   1155   1.1      cgd 		}
   1156   1.1      cgd 		ISP_WRITE(isp, INMAILBOX5, optr);
   1157  1.12   bouyer 		scsipi_done(xs);
   1158   1.1      cgd 	}
   1159   1.1      cgd 	isp->isp_residx = optr;
   1160   1.1      cgd 	return (1);
   1161   1.1      cgd }
   1162   1.1      cgd 
   1163   1.1      cgd /*
   1164   1.1      cgd  * Support routines.
   1165   1.1      cgd  */
   1166   1.1      cgd 
   1167   1.1      cgd static int
   1168  1.10   mjacob isp_parse_status(isp, sp, xs)
   1169   1.1      cgd 	struct ispsoftc *isp;
   1170   1.1      cgd 	ispstatusreq_t *sp;
   1171  1.12   bouyer 	struct scsipi_xfer *xs;
   1172   1.1      cgd {
   1173   1.1      cgd 	switch (sp->req_completion_status) {
   1174   1.1      cgd 	case RQCS_COMPLETE:
   1175   1.1      cgd 		return (XS_NOERROR);
   1176   1.1      cgd 		break;
   1177  1.10   mjacob 
   1178   1.1      cgd 	case RQCS_INCOMPLETE:
   1179   1.1      cgd 		if ((sp->req_state_flags & RQSF_GOT_TARGET) == 0) {
   1180   1.1      cgd 			return (XS_SELTIMEOUT);
   1181   1.1      cgd 		}
   1182   1.1      cgd 		printf("%s: incomplete, state %x\n",
   1183   1.1      cgd 			isp->isp_name, sp->req_state_flags);
   1184   1.1      cgd 		break;
   1185  1.15   mjacob 
   1186  1.15   mjacob 	case RQCS_TRANSPORT_ERROR:
   1187  1.15   mjacob 		printf("%s: transport error\n", isp->isp_name);
   1188  1.15   mjacob 		isp_prtstst(sp);
   1189  1.15   mjacob 		break;
   1190  1.15   mjacob 
   1191  1.10   mjacob 	case RQCS_DATA_OVERRUN:
   1192  1.10   mjacob 		if (isp->isp_type & ISP_HA_FC) {
   1193  1.10   mjacob 			xs->resid = sp->req_resid;
   1194  1.10   mjacob 			break;
   1195  1.10   mjacob 		}
   1196  1.10   mjacob 		return (XS_NOERROR);
   1197  1.10   mjacob 
   1198   1.1      cgd 	case RQCS_DATA_UNDERRUN:
   1199  1.10   mjacob 		if (isp->isp_type & ISP_HA_FC) {
   1200  1.10   mjacob 			xs->resid = sp->req_resid;
   1201  1.10   mjacob 			break;
   1202  1.10   mjacob 		}
   1203   1.1      cgd 		return (XS_NOERROR);
   1204  1.10   mjacob 
   1205   1.1      cgd 	case RQCS_TIMEOUT:
   1206   1.1      cgd 		return (XS_TIMEOUT);
   1207  1.10   mjacob 
   1208   1.1      cgd 	case RQCS_RESET_OCCURRED:
   1209   1.1      cgd 		printf("%s: reset occurred\n", isp->isp_name);
   1210   1.1      cgd 		isp->isp_sendmarker = 1;
   1211   1.1      cgd 		break;
   1212  1.10   mjacob 
   1213   1.1      cgd 	case RQCS_ABORTED:
   1214   1.1      cgd 		printf("%s: command aborted\n", isp->isp_name);
   1215   1.1      cgd 		isp->isp_sendmarker = 1;
   1216   1.1      cgd 		break;
   1217  1.10   mjacob 
   1218  1.10   mjacob 	case RQCS_PORT_UNAVAILABLE:
   1219  1.10   mjacob 		/*
   1220  1.10   mjacob 		 * No such port on the loop. Moral equivalent of SELTIMEO
   1221  1.10   mjacob 		 */
   1222  1.10   mjacob 		return (XS_SELTIMEOUT);
   1223  1.10   mjacob 
   1224  1.10   mjacob 	case RQCS_PORT_LOGGED_OUT:
   1225  1.10   mjacob 		printf("%s: port logout for target %d\n",
   1226  1.12   bouyer 			isp->isp_name, xs->sc_link->scsipi_scsi.target);
   1227  1.10   mjacob 		break;
   1228  1.10   mjacob 
   1229  1.10   mjacob 	case RQCS_PORT_CHANGED:
   1230  1.10   mjacob 		printf("%s: port changed for target %d\n",
   1231  1.12   bouyer 			isp->isp_name, xs->sc_link->scsipi_scsi.target);
   1232  1.10   mjacob 		break;
   1233  1.10   mjacob 
   1234  1.10   mjacob 	case RQCS_PORT_BUSY:
   1235  1.10   mjacob 		printf("%s: port busy for target %d\n",
   1236  1.12   bouyer 			isp->isp_name, xs->sc_link->scsipi_scsi.target);
   1237  1.10   mjacob 		return (XS_BUSY);
   1238  1.10   mjacob 
   1239   1.1      cgd 	default:
   1240   1.1      cgd 		printf("%s: comp status %x\n", isp->isp_name,
   1241   1.1      cgd 		       sp->req_completion_status);
   1242   1.1      cgd 		break;
   1243   1.1      cgd 	}
   1244   1.1      cgd 	return (XS_DRIVER_STUFFUP);
   1245   1.1      cgd }
   1246   1.1      cgd 
   1247   1.1      cgd #define	HINIB(x)			((x) >> 0x4)
   1248   1.1      cgd #define	LONIB(x)			((x)  & 0xf)
   1249   1.1      cgd #define MAKNIB(a, b)			(((a) << 4) | (b))
   1250   1.1      cgd static u_int8_t mbpcnt[] = {
   1251  1.10   mjacob 	MAKNIB(1, 1),	/* 0x00: MBOX_NO_OP */
   1252  1.10   mjacob 	MAKNIB(5, 5),	/* 0x01: MBOX_LOAD_RAM */
   1253  1.10   mjacob 	MAKNIB(2, 0),	/* 0x02: MBOX_EXEC_FIRMWARE */
   1254  1.10   mjacob 	MAKNIB(5, 5),	/* 0x03: MBOX_DUMP_RAM */
   1255  1.10   mjacob 	MAKNIB(3, 3),	/* 0x04: MBOX_WRITE_RAM_WORD */
   1256  1.10   mjacob 	MAKNIB(2, 3),	/* 0x05: MBOX_READ_RAM_WORD */
   1257  1.10   mjacob 	MAKNIB(6, 6),	/* 0x06: MBOX_MAILBOX_REG_TEST */
   1258  1.10   mjacob 	MAKNIB(2, 3),	/* 0x07: MBOX_VERIFY_CHECKSUM	*/
   1259  1.10   mjacob 	MAKNIB(1, 3),	/* 0x08: MBOX_ABOUT_FIRMWARE */
   1260  1.10   mjacob 	MAKNIB(0, 0),	/* 0x09: */
   1261  1.10   mjacob 	MAKNIB(0, 0),	/* 0x0a: */
   1262  1.10   mjacob 	MAKNIB(0, 0),	/* 0x0b: */
   1263  1.10   mjacob 	MAKNIB(0, 0),	/* 0x0c: */
   1264  1.10   mjacob 	MAKNIB(0, 0),	/* 0x0d: */
   1265  1.10   mjacob 	MAKNIB(1, 2),	/* 0x0e: MBOX_CHECK_FIRMWARE */
   1266  1.10   mjacob 	MAKNIB(0, 0),	/* 0x0f: */
   1267  1.10   mjacob 	MAKNIB(5, 5),	/* 0x10: MBOX_INIT_REQ_QUEUE */
   1268  1.10   mjacob 	MAKNIB(6, 6),	/* 0x11: MBOX_INIT_RES_QUEUE */
   1269  1.10   mjacob 	MAKNIB(4, 4),	/* 0x12: MBOX_EXECUTE_IOCB */
   1270  1.10   mjacob 	MAKNIB(2, 2),	/* 0x13: MBOX_WAKE_UP	*/
   1271  1.10   mjacob 	MAKNIB(1, 6),	/* 0x14: MBOX_STOP_FIRMWARE */
   1272  1.10   mjacob 	MAKNIB(4, 4),	/* 0x15: MBOX_ABORT */
   1273  1.10   mjacob 	MAKNIB(2, 2),	/* 0x16: MBOX_ABORT_DEVICE */
   1274  1.10   mjacob 	MAKNIB(3, 3),	/* 0x17: MBOX_ABORT_TARGET */
   1275  1.10   mjacob 	MAKNIB(2, 2),	/* 0x18: MBOX_BUS_RESET */
   1276  1.10   mjacob 	MAKNIB(2, 3),	/* 0x19: MBOX_STOP_QUEUE */
   1277  1.10   mjacob 	MAKNIB(2, 3),	/* 0x1a: MBOX_START_QUEUE */
   1278  1.10   mjacob 	MAKNIB(2, 3),	/* 0x1b: MBOX_SINGLE_STEP_QUEUE */
   1279  1.10   mjacob 	MAKNIB(2, 3),	/* 0x1c: MBOX_ABORT_QUEUE */
   1280  1.10   mjacob 	MAKNIB(2, 4),	/* 0x1d: MBOX_GET_DEV_QUEUE_STATUS */
   1281  1.10   mjacob 	MAKNIB(0, 0),	/* 0x1e: */
   1282  1.10   mjacob 	MAKNIB(1, 3),	/* 0x1f: MBOX_GET_FIRMWARE_STATUS */
   1283  1.10   mjacob 	MAKNIB(1, 2),	/* 0x20: MBOX_GET_INIT_SCSI_ID */
   1284  1.10   mjacob 	MAKNIB(1, 2),	/* 0x21: MBOX_GET_SELECT_TIMEOUT */
   1285  1.10   mjacob 	MAKNIB(1, 3),	/* 0x22: MBOX_GET_RETRY_COUNT	*/
   1286  1.10   mjacob 	MAKNIB(1, 2),	/* 0x23: MBOX_GET_TAG_AGE_LIMIT */
   1287  1.10   mjacob 	MAKNIB(1, 2),	/* 0x24: MBOX_GET_CLOCK_RATE */
   1288  1.10   mjacob 	MAKNIB(1, 2),	/* 0x25: MBOX_GET_ACT_NEG_STATE */
   1289  1.10   mjacob 	MAKNIB(1, 2),	/* 0x26: MBOX_GET_ASYNC_DATA_SETUP_TIME */
   1290  1.10   mjacob 	MAKNIB(1, 3),	/* 0x27: MBOX_GET_PCI_PARAMS */
   1291  1.10   mjacob 	MAKNIB(2, 4),	/* 0x28: MBOX_GET_TARGET_PARAMS */
   1292  1.10   mjacob 	MAKNIB(2, 4),	/* 0x29: MBOX_GET_DEV_QUEUE_PARAMS */
   1293  1.10   mjacob 	MAKNIB(0, 0),	/* 0x2a: */
   1294  1.10   mjacob 	MAKNIB(0, 0),	/* 0x2b: */
   1295  1.10   mjacob 	MAKNIB(0, 0),	/* 0x2c: */
   1296  1.10   mjacob 	MAKNIB(0, 0),	/* 0x2d: */
   1297  1.10   mjacob 	MAKNIB(0, 0),	/* 0x2e: */
   1298  1.10   mjacob 	MAKNIB(0, 0),	/* 0x2f: */
   1299  1.10   mjacob 	MAKNIB(2, 2),	/* 0x30: MBOX_SET_INIT_SCSI_ID */
   1300  1.10   mjacob 	MAKNIB(2, 2),	/* 0x31: MBOX_SET_SELECT_TIMEOUT */
   1301  1.10   mjacob 	MAKNIB(3, 3),	/* 0x32: MBOX_SET_RETRY_COUNT	*/
   1302  1.10   mjacob 	MAKNIB(2, 2),	/* 0x33: MBOX_SET_TAG_AGE_LIMIT */
   1303  1.10   mjacob 	MAKNIB(2, 2),	/* 0x34: MBOX_SET_CLOCK_RATE */
   1304  1.10   mjacob 	MAKNIB(2, 2),	/* 0x35: MBOX_SET_ACTIVE_NEG_STATE */
   1305  1.10   mjacob 	MAKNIB(2, 2),	/* 0x36: MBOX_SET_ASYNC_DATA_SETUP_TIME */
   1306  1.10   mjacob 	MAKNIB(3, 3),	/* 0x37: MBOX_SET_PCI_CONTROL_PARAMS */
   1307  1.10   mjacob 	MAKNIB(4, 4),	/* 0x38: MBOX_SET_TARGET_PARAMS */
   1308  1.10   mjacob 	MAKNIB(4, 4),	/* 0x39: MBOX_SET_DEV_QUEUE_PARAMS */
   1309  1.10   mjacob 	MAKNIB(0, 0),	/* 0x3a: */
   1310  1.10   mjacob 	MAKNIB(0, 0),	/* 0x3b: */
   1311  1.10   mjacob 	MAKNIB(0, 0),	/* 0x3c: */
   1312  1.10   mjacob 	MAKNIB(0, 0),	/* 0x3d: */
   1313  1.10   mjacob 	MAKNIB(0, 0),	/* 0x3e: */
   1314  1.10   mjacob 	MAKNIB(0, 0),	/* 0x3f: */
   1315  1.10   mjacob 	MAKNIB(1, 2),	/* 0x40: MBOX_RETURN_BIOS_BLOCK_ADDR */
   1316  1.10   mjacob 	MAKNIB(6, 1),	/* 0x41: MBOX_WRITE_FOUR_RAM_WORDS */
   1317  1.10   mjacob 	MAKNIB(2, 3),	/* 0x42: MBOX_EXEC_BIOS_IOCB */
   1318  1.10   mjacob 	MAKNIB(0, 0),	/* 0x43: */
   1319  1.10   mjacob 	MAKNIB(0, 0),	/* 0x44: */
   1320  1.10   mjacob 	MAKNIB(0, 0),	/* 0x45: */
   1321  1.10   mjacob 	MAKNIB(0, 0),	/* 0x46: */
   1322  1.10   mjacob 	MAKNIB(0, 0),	/* 0x47: */
   1323  1.10   mjacob 	MAKNIB(0, 0),	/* 0x48: */
   1324  1.10   mjacob 	MAKNIB(0, 0),	/* 0x49: */
   1325  1.10   mjacob 	MAKNIB(0, 0),	/* 0x4a: */
   1326  1.10   mjacob 	MAKNIB(0, 0),	/* 0x4b: */
   1327  1.10   mjacob 	MAKNIB(0, 0),	/* 0x4c: */
   1328  1.10   mjacob 	MAKNIB(0, 0),	/* 0x4d: */
   1329  1.10   mjacob 	MAKNIB(0, 0),	/* 0x4e: */
   1330  1.10   mjacob 	MAKNIB(0, 0),	/* 0x4f: */
   1331  1.10   mjacob 	MAKNIB(0, 0),	/* 0x50: */
   1332  1.10   mjacob 	MAKNIB(0, 0),	/* 0x51: */
   1333  1.10   mjacob 	MAKNIB(0, 0),	/* 0x52: */
   1334  1.10   mjacob 	MAKNIB(0, 0),	/* 0x53: */
   1335  1.10   mjacob 	MAKNIB(8, 0),	/* 0x54: MBOX_EXEC_COMMAND_IOCB_A64 */
   1336  1.10   mjacob 	MAKNIB(0, 0),	/* 0x55: */
   1337  1.10   mjacob 	MAKNIB(0, 0),	/* 0x56: */
   1338  1.10   mjacob 	MAKNIB(0, 0),	/* 0x57: */
   1339  1.10   mjacob 	MAKNIB(0, 0),	/* 0x58: */
   1340  1.10   mjacob 	MAKNIB(0, 0),	/* 0x59: */
   1341  1.10   mjacob 	MAKNIB(0, 0),	/* 0x5a: */
   1342  1.10   mjacob 	MAKNIB(0, 0),	/* 0x5b: */
   1343  1.10   mjacob 	MAKNIB(0, 0),	/* 0x5c: */
   1344  1.10   mjacob 	MAKNIB(0, 0),	/* 0x5d: */
   1345  1.10   mjacob 	MAKNIB(0, 0),	/* 0x5e: */
   1346  1.10   mjacob 	MAKNIB(0, 0),	/* 0x5f: */
   1347  1.10   mjacob 	MAKNIB(8, 6),	/* 0x60: MBOX_INIT_FIRMWARE */
   1348  1.10   mjacob 	MAKNIB(0, 0),	/* 0x60: MBOX_GET_INIT_CONTROL_BLOCK  (FORMAT?) */
   1349  1.10   mjacob 	MAKNIB(2, 1),	/* 0x62: MBOX_INIT_LIP */
   1350  1.10   mjacob 	MAKNIB(8, 1),	/* 0x63: MBOX_GET_FC_AL_POSITION_MAP */
   1351  1.10   mjacob 	MAKNIB(8, 1),	/* 0x64: MBOX_GET_PORT_DB */
   1352  1.10   mjacob 	MAKNIB(3, 1),	/* 0x65: MBOX_CLEAR_ACA */
   1353  1.10   mjacob 	MAKNIB(3, 1),	/* 0x66: MBOX_TARGET_RESET */
   1354  1.10   mjacob 	MAKNIB(3, 1),	/* 0x67: MBOX_CLEAR_TASK_SET */
   1355  1.10   mjacob 	MAKNIB(3, 1),	/* 0x69: MBOX_ABORT_TASK_SET */
   1356  1.13   mjacob 	MAKNIB(1, 2)	/* 0x69: MBOX_GET_FW_STATE */
   1357   1.1      cgd };
   1358   1.1      cgd #define	NMBCOM	(sizeof (mbpcnt) / sizeof (mbpcnt[0]))
   1359   1.1      cgd 
   1360  1.10   mjacob static void
   1361   1.1      cgd isp_mboxcmd(isp, mbp)
   1362   1.1      cgd 	struct ispsoftc *isp;
   1363   1.1      cgd 	mbreg_t *mbp;
   1364   1.1      cgd {
   1365   1.1      cgd 	int outparam, inparam;
   1366   1.1      cgd 	int loops;
   1367  1.10   mjacob 	u_int8_t opcode;
   1368   1.1      cgd 
   1369  1.10   mjacob 	if (mbp->param[0] == ISP2100_SET_PCI_PARAM) {
   1370  1.10   mjacob 		opcode = mbp->param[0] = MBOX_SET_PCI_PARAMETERS;
   1371  1.10   mjacob 		inparam = 4;
   1372  1.10   mjacob 		outparam = 4;
   1373  1.10   mjacob 		goto command_known;
   1374  1.10   mjacob 	} else if (mbp->param[0] > NMBCOM) {
   1375   1.1      cgd 		printf("%s: bad command %x\n", isp->isp_name, mbp->param[0]);
   1376  1.10   mjacob 		return;
   1377   1.1      cgd 	}
   1378   1.1      cgd 
   1379  1.10   mjacob 	opcode = mbp->param[0];
   1380   1.1      cgd 	inparam = HINIB(mbpcnt[mbp->param[0]]);
   1381   1.1      cgd 	outparam =  LONIB(mbpcnt[mbp->param[0]]);
   1382  1.10   mjacob 
   1383   1.1      cgd 	if (inparam == 0 && outparam == 0) {
   1384   1.1      cgd 		printf("%s: no parameters for %x\n", isp->isp_name,
   1385   1.1      cgd 			mbp->param[0]);
   1386  1.10   mjacob 		return;
   1387   1.1      cgd 	}
   1388   1.1      cgd 
   1389  1.10   mjacob 
   1390  1.10   mjacob command_known:
   1391   1.1      cgd 	/*
   1392   1.1      cgd 	 * Make sure we can send some words..
   1393   1.1      cgd 	 */
   1394   1.1      cgd 
   1395   1.1      cgd 	loops = MBOX_DELAY_COUNT;
   1396   1.1      cgd 	while ((ISP_READ(isp, HCCR) & HCCR_HOST_INT) != 0) {
   1397   1.1      cgd 		delay(100);
   1398   1.1      cgd 		if (--loops < 0) {
   1399   1.1      cgd 			printf("%s: isp_mboxcmd timeout #1\n", isp->isp_name);
   1400  1.10   mjacob 			return;
   1401   1.1      cgd 		}
   1402   1.1      cgd 	}
   1403   1.1      cgd 
   1404   1.1      cgd 	/*
   1405   1.1      cgd 	 * Write input parameters
   1406   1.1      cgd 	 */
   1407   1.1      cgd 	switch (inparam) {
   1408  1.10   mjacob 	case 8: ISP_WRITE(isp, INMAILBOX7, mbp->param[7]); mbp->param[7] = 0;
   1409  1.10   mjacob 	case 7: ISP_WRITE(isp, INMAILBOX6, mbp->param[6]); mbp->param[6] = 0;
   1410   1.1      cgd 	case 6: ISP_WRITE(isp, INMAILBOX5, mbp->param[5]); mbp->param[5] = 0;
   1411   1.1      cgd 	case 5: ISP_WRITE(isp, INMAILBOX4, mbp->param[4]); mbp->param[4] = 0;
   1412   1.1      cgd 	case 4: ISP_WRITE(isp, INMAILBOX3, mbp->param[3]); mbp->param[3] = 0;
   1413   1.1      cgd 	case 3: ISP_WRITE(isp, INMAILBOX2, mbp->param[2]); mbp->param[2] = 0;
   1414   1.1      cgd 	case 2: ISP_WRITE(isp, INMAILBOX1, mbp->param[1]); mbp->param[1] = 0;
   1415   1.1      cgd 	case 1: ISP_WRITE(isp, INMAILBOX0, mbp->param[0]); mbp->param[0] = 0;
   1416   1.1      cgd 	}
   1417   1.1      cgd 
   1418   1.1      cgd 	/*
   1419   1.1      cgd 	 * Clear semaphore on mailbox registers
   1420   1.1      cgd 	 */
   1421   1.1      cgd 	ISP_WRITE(isp, BIU_SEMA, 0);
   1422   1.1      cgd 
   1423   1.1      cgd 	/*
   1424   1.1      cgd 	 * Clear RISC int condition.
   1425   1.1      cgd 	 */
   1426   1.1      cgd 	ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT);
   1427   1.1      cgd 
   1428   1.1      cgd 	/*
   1429   1.1      cgd 	 * Set Host Interrupt condition so that RISC will pick up mailbox regs.
   1430   1.1      cgd 	 */
   1431   1.1      cgd 	ISP_WRITE(isp, HCCR, HCCR_CMD_SET_HOST_INT);
   1432   1.1      cgd 
   1433   1.1      cgd 	/*
   1434  1.10   mjacob 	 * Wait until RISC int is set, except 2100
   1435   1.1      cgd 	 */
   1436  1.10   mjacob 	if ((isp->isp_type & ISP_HA_FC) == 0) {
   1437  1.10   mjacob 		loops = MBOX_DELAY_COUNT;
   1438  1.10   mjacob 		while ((ISP_READ(isp, BIU_ISR) & BIU_ISR_RISC_INT) == 0) {
   1439  1.10   mjacob 			delay(100);
   1440  1.10   mjacob 			if (--loops < 0) {
   1441  1.10   mjacob 				printf("%s: isp_mboxcmd timeout #2\n",
   1442  1.10   mjacob 				    isp->isp_name);
   1443  1.10   mjacob 				return;
   1444  1.10   mjacob 			}
   1445   1.1      cgd 		}
   1446   1.1      cgd 	}
   1447   1.1      cgd 
   1448   1.1      cgd 	/*
   1449   1.1      cgd 	 * Check to make sure that the semaphore has been set.
   1450   1.1      cgd 	 */
   1451   1.1      cgd 	loops = MBOX_DELAY_COUNT;
   1452   1.1      cgd 	while ((ISP_READ(isp, BIU_SEMA) & 1) == 0) {
   1453   1.1      cgd 		delay(100);
   1454   1.1      cgd 		if (--loops < 0) {
   1455   1.1      cgd 			printf("%s: isp_mboxcmd timeout #3\n", isp->isp_name);
   1456  1.10   mjacob 			return;
   1457   1.1      cgd 		}
   1458   1.1      cgd 	}
   1459   1.1      cgd 
   1460   1.1      cgd 	/*
   1461   1.1      cgd 	 * Make sure that the MBOX_BUSY has gone away
   1462   1.1      cgd 	 */
   1463   1.1      cgd 	loops = MBOX_DELAY_COUNT;
   1464   1.1      cgd 	while (ISP_READ(isp, OUTMAILBOX0) == MBOX_BUSY) {
   1465   1.1      cgd 		delay(100);
   1466   1.1      cgd 		if (--loops < 0) {
   1467   1.1      cgd 			printf("%s: isp_mboxcmd timeout #4\n", isp->isp_name);
   1468  1.10   mjacob 			return;
   1469   1.1      cgd 		}
   1470   1.1      cgd 	}
   1471   1.1      cgd 
   1472   1.1      cgd 
   1473   1.1      cgd 	/*
   1474   1.1      cgd 	 * Pick up output parameters.
   1475   1.1      cgd 	 */
   1476   1.1      cgd 	switch (outparam) {
   1477  1.10   mjacob 	case 8: mbp->param[7] = ISP_READ(isp, OUTMAILBOX7);
   1478  1.10   mjacob 	case 7: mbp->param[6] = ISP_READ(isp, OUTMAILBOX6);
   1479   1.1      cgd 	case 6: mbp->param[5] = ISP_READ(isp, OUTMAILBOX5);
   1480   1.1      cgd 	case 5: mbp->param[4] = ISP_READ(isp, OUTMAILBOX4);
   1481   1.1      cgd 	case 4: mbp->param[3] = ISP_READ(isp, OUTMAILBOX3);
   1482   1.1      cgd 	case 3: mbp->param[2] = ISP_READ(isp, OUTMAILBOX2);
   1483   1.1      cgd 	case 2: mbp->param[1] = ISP_READ(isp, OUTMAILBOX1);
   1484   1.1      cgd 	case 1: mbp->param[0] = ISP_READ(isp, OUTMAILBOX0);
   1485   1.1      cgd 	}
   1486   1.1      cgd 
   1487   1.1      cgd 	/*
   1488   1.1      cgd 	 * Clear RISC int.
   1489   1.1      cgd 	 */
   1490   1.1      cgd 	ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT);
   1491   1.1      cgd 
   1492   1.1      cgd 	/*
   1493   1.1      cgd 	 * Release semaphore on mailbox registers
   1494   1.1      cgd 	 */
   1495   1.1      cgd 	ISP_WRITE(isp, BIU_SEMA, 0);
   1496  1.10   mjacob 
   1497  1.10   mjacob 	/*
   1498  1.10   mjacob 	 * Just to be chatty here...
   1499  1.10   mjacob 	 */
   1500  1.10   mjacob 	switch(mbp->param[0]) {
   1501  1.10   mjacob 	case MBOX_COMMAND_COMPLETE:
   1502  1.10   mjacob 		break;
   1503  1.10   mjacob 	case MBOX_INVALID_COMMAND:
   1504  1.10   mjacob 		/*
   1505  1.10   mjacob 		 * GET_CLOCK_RATE can fail a lot
   1506  1.10   mjacob 		 * So can a couple of other commands.
   1507  1.10   mjacob 		 */
   1508  1.20   mjacob 		if (isp->isp_dblev > 2  && opcode != MBOX_GET_CLOCK_RATE) {
   1509  1.10   mjacob 			printf("%s: mbox cmd %x failed with INVALID_COMMAND\n",
   1510  1.10   mjacob 				isp->isp_name, opcode);
   1511  1.10   mjacob 		}
   1512  1.10   mjacob 		break;
   1513  1.10   mjacob 	case MBOX_HOST_INTERFACE_ERROR:
   1514  1.10   mjacob 		printf("%s: mbox cmd %x failed with HOST_INTERFACE_ERROR\n",
   1515  1.10   mjacob 			isp->isp_name, opcode);
   1516  1.10   mjacob 		break;
   1517  1.10   mjacob 	case MBOX_TEST_FAILED:
   1518  1.10   mjacob 		printf("%s: mbox cmd %x failed with TEST_FAILED\n",
   1519  1.10   mjacob 			isp->isp_name, opcode);
   1520  1.10   mjacob 		break;
   1521  1.10   mjacob 	case MBOX_COMMAND_ERROR:
   1522  1.10   mjacob 		printf("%s: mbox cmd %x failed with COMMAND_ERROR\n",
   1523  1.10   mjacob 			isp->isp_name, opcode);
   1524  1.10   mjacob 		break;
   1525  1.10   mjacob 	case MBOX_COMMAND_PARAM_ERROR:
   1526  1.10   mjacob 		printf("%s: mbox cmd %x failed with COMMAND_PARAM_ERROR\n",
   1527  1.10   mjacob 			isp->isp_name, opcode);
   1528  1.10   mjacob 		break;
   1529  1.10   mjacob 
   1530  1.10   mjacob 	case ASYNC_LIP_OCCURRED:
   1531  1.10   mjacob 		break;
   1532  1.10   mjacob 
   1533  1.10   mjacob 	default:
   1534  1.10   mjacob 		/*
   1535  1.10   mjacob 		 * The expected return of EXEC_FIRMWARE is zero.
   1536  1.10   mjacob 		 */
   1537  1.10   mjacob 		if ((opcode == MBOX_EXEC_FIRMWARE && mbp->param[0] != 0) ||
   1538  1.10   mjacob 		    (opcode != MBOX_EXEC_FIRMWARE)) {
   1539  1.10   mjacob 			printf("%s: mbox cmd %x failed with error %x\n",
   1540  1.10   mjacob 				isp->isp_name, opcode, mbp->param[0]);
   1541  1.10   mjacob 		}
   1542  1.10   mjacob 		break;
   1543  1.10   mjacob 	}
   1544   1.4   mjacob }
   1545   1.4   mjacob 
   1546   1.4   mjacob static void
   1547  1.12   bouyer isp_lostcmd(struct ispsoftc *isp, struct scsipi_xfer *xs, ispreq_t *req)
   1548   1.4   mjacob {
   1549   1.4   mjacob 	mbreg_t mbs;
   1550  1.10   mjacob 
   1551   1.4   mjacob 	mbs.param[0] = MBOX_GET_FIRMWARE_STATUS;
   1552  1.10   mjacob 	isp_mboxcmd(isp, &mbs);
   1553   1.4   mjacob 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
   1554  1.10   mjacob 		isp_dumpregs(isp, "couldn't GET FIRMWARE STATUS");
   1555   1.4   mjacob 		return;
   1556   1.4   mjacob 	}
   1557  1.10   mjacob 	if (mbs.param[1]) {
   1558  1.10   mjacob 		printf("%s: %d commands on completion queue\n",
   1559  1.10   mjacob 		       isp->isp_name, mbs.param[1]);
   1560  1.10   mjacob 	}
   1561   1.4   mjacob 	if (xs == NULL || xs->sc_link == NULL)
   1562   1.4   mjacob 		return;
   1563   1.4   mjacob 
   1564   1.4   mjacob 	mbs.param[0] = MBOX_GET_DEV_QUEUE_STATUS;
   1565  1.12   bouyer 	mbs.param[1] =
   1566  1.12   bouyer 		xs->sc_link->scsipi_scsi.target << 8 | xs->sc_link->scsipi_scsi.lun;
   1567  1.10   mjacob 	isp_mboxcmd(isp, &mbs);
   1568   1.4   mjacob 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
   1569  1.10   mjacob 		isp_dumpregs(isp, "couldn't GET DEVICE QUEUE STATUS");
   1570  1.10   mjacob 		return;
   1571  1.10   mjacob 	}
   1572  1.10   mjacob 	printf("%s: lost command for target %d lun %d, %d active of %d, "
   1573  1.12   bouyer 		"Queue State: %x\n", isp->isp_name, xs->sc_link->scsipi_scsi.target,
   1574  1.12   bouyer 		xs->sc_link->scsipi_scsi.lun, mbs.param[2], mbs.param[3], mbs.param[1]);
   1575  1.10   mjacob 
   1576  1.10   mjacob 	isp_dumpregs(isp, "lost command");
   1577  1.10   mjacob 	/*
   1578  1.10   mjacob 	 * XXX: Need to try and do something to recover.
   1579  1.10   mjacob 	 */
   1580  1.10   mjacob #if	0
   1581  1.10   mjacob 	mbs.param[0] = MBOX_STOP_QUEUE;
   1582  1.12   bouyer 	mbs.param[1] =
   1583  1.12   bouyer 		xs->sc_link->scsipi_scsi.target << 8 | xs->sc_link->scsipi_scsi.lun;
   1584  1.10   mjacob 	isp_mboxcmd(isp, &mbs);
   1585  1.10   mjacob 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
   1586  1.10   mjacob 		isp_dumpregs(isp, "couldn't stop device queue");
   1587  1.10   mjacob 		return;
   1588  1.10   mjacob 	}
   1589  1.10   mjacob 	printf("%s: tgt %d lun %d, state %x\n", isp->isp_name,
   1590  1.12   bouyer 		xs->sc_link->scsipi_scsi.target, xs->sc_link->scsipi_scsi.lun,
   1591  1.12   bouyer 		mbs.param[2] & 0xff);
   1592  1.10   mjacob 
   1593  1.10   mjacob 	/*
   1594  1.10   mjacob 	 * If Queue Aborted, need to do a SendMarker
   1595  1.10   mjacob 	 */
   1596  1.10   mjacob 	if (mbs.param[1] & 0x1)
   1597  1.10   mjacob 		isp->isp_sendmarker = 1;
   1598  1.10   mjacob 	if (req == NULL)
   1599  1.10   mjacob 		return;
   1600  1.10   mjacob 
   1601  1.10   mjacob 	isp->isp_sendmarker = 1;
   1602  1.10   mjacob 
   1603  1.10   mjacob 	mbs.param[0] = MBOX_ABORT;
   1604  1.12   bouyer 	mbs.param[1] =
   1605  1.12   bouyer 		(xs->sc_link->scsipi_scsi.target << 8) | xs->sc_link->scsipi_scsi.lun;
   1606  1.10   mjacob 	mbs.param[2] = (req->req_handle - 1) >> 16;
   1607  1.10   mjacob 	mbs.param[3] = (req->req_handle - 1) & 0xffff;
   1608  1.10   mjacob 	isp_mboxcmd(isp, &mbs);
   1609  1.10   mjacob 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
   1610  1.10   mjacob 		printf("%s: couldn't abort command\n", isp->isp_name );
   1611  1.10   mjacob 		mbs.param[0] = MBOX_ABORT_DEVICE;
   1612  1.12   bouyer 		mbs.param[1] = (xs->sc_link->scsipi_scsi.target << 8) |
   1613  1.12   bouyer 			xs->sc_link->scsipi_scsi.lun;
   1614  1.10   mjacob 		isp_mboxcmd(isp, &mbs);
   1615  1.10   mjacob 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
   1616  1.10   mjacob 			printf("%s: couldn't abort device\n", isp->isp_name );
   1617  1.10   mjacob 		} else {
   1618  1.10   mjacob 			if (isp_poll(isp, xs, xs->timeout)) {
   1619  1.10   mjacob 				isp_lostcmd(isp, xs, NULL);
   1620  1.10   mjacob 			}
   1621  1.10   mjacob 		}
   1622  1.10   mjacob 	} else {
   1623  1.10   mjacob 		if (isp_poll(isp, xs, xs->timeout)) {
   1624  1.10   mjacob 			isp_lostcmd(isp, xs, NULL);
   1625  1.10   mjacob 		}
   1626  1.10   mjacob 	}
   1627  1.10   mjacob 	mbs.param[0] = MBOX_START_QUEUE;
   1628  1.12   bouyer 	mbs.param[1] =
   1629  1.12   bouyer 		xs->sc_link->scsipi_scsi.target << 8 | xs->sc_link->scsipi_scsi.lun;
   1630  1.10   mjacob 	isp_mboxcmd(isp, &mbs);
   1631  1.10   mjacob 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
   1632  1.10   mjacob 		isp_dumpregs(isp, "couldn't start device queue");
   1633  1.10   mjacob 	}
   1634  1.10   mjacob #endif
   1635  1.10   mjacob }
   1636  1.10   mjacob 
   1637  1.10   mjacob static void
   1638  1.10   mjacob isp_dumpregs(struct ispsoftc *isp, const char *msg)
   1639  1.10   mjacob {
   1640  1.10   mjacob 	printf("%s: %s\n", isp->isp_name, msg);
   1641  1.10   mjacob 	if (isp->isp_type & ISP_HA_SCSI)
   1642  1.10   mjacob 		printf("\tbiu_conf1=%x", ISP_READ(isp, BIU_CONF1));
   1643  1.10   mjacob 	else
   1644  1.10   mjacob 		printf("\tbiu_csr=%x", ISP_READ(isp, BIU2100_CSR));
   1645  1.10   mjacob 	printf(" biu_icr=%x biu_isr=%x biu_sema=%x ", ISP_READ(isp, BIU_ICR),
   1646  1.10   mjacob 	       ISP_READ(isp, BIU_ISR), ISP_READ(isp, BIU_SEMA));
   1647  1.10   mjacob 	printf("risc_hccr=%x\n", ISP_READ(isp, HCCR));
   1648  1.10   mjacob 
   1649  1.10   mjacob 	if (isp->isp_type & ISP_HA_SCSI) {
   1650  1.10   mjacob 		ISP_WRITE(isp, HCCR, HCCR_CMD_PAUSE);
   1651  1.10   mjacob 		printf("\tcdma_conf=%x cdma_sts=%x cdma_fifostat=%x\n",
   1652  1.10   mjacob 			ISP_READ(isp, CDMA_CONF), ISP_READ(isp, CDMA_STATUS),
   1653  1.10   mjacob 			ISP_READ(isp, CDMA_FIFO_STS));
   1654  1.10   mjacob 		printf("\tddma_conf=%x ddma_sts=%x ddma_fifostat=%x\n",
   1655  1.10   mjacob 			ISP_READ(isp, DDMA_CONF), ISP_READ(isp, DDMA_STATUS),
   1656  1.10   mjacob 			ISP_READ(isp, DDMA_FIFO_STS));
   1657  1.10   mjacob 		printf("\tsxp_int=%x sxp_gross=%x sxp(scsi_ctrl)=%x\n",
   1658  1.10   mjacob 			ISP_READ(isp, SXP_INTERRUPT),
   1659  1.10   mjacob 			ISP_READ(isp, SXP_GROSS_ERR),
   1660  1.10   mjacob 			ISP_READ(isp, SXP_PINS_CONTROL));
   1661  1.10   mjacob 		ISP_WRITE(isp, HCCR, HCCR_CMD_RELEASE);
   1662  1.10   mjacob 	}
   1663  1.10   mjacob 	ISP_DUMPREGS(isp);
   1664  1.10   mjacob }
   1665  1.10   mjacob 
   1666  1.10   mjacob static void
   1667  1.10   mjacob isp_fw_state(struct ispsoftc *isp)
   1668  1.10   mjacob {
   1669  1.10   mjacob 	mbreg_t mbs;
   1670  1.10   mjacob 	if (isp->isp_type & ISP_HA_FC) {
   1671  1.10   mjacob 		int once = 0;
   1672  1.10   mjacob 		fcparam *fcp = isp->isp_param;
   1673  1.10   mjacob again:
   1674  1.10   mjacob 		mbs.param[0] = MBOX_GET_FW_STATE;
   1675  1.10   mjacob 		isp_mboxcmd(isp, &mbs);
   1676  1.10   mjacob 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
   1677  1.10   mjacob 			if (mbs.param[0] == ASYNC_LIP_OCCURRED) {
   1678  1.10   mjacob 				if (!once++) {
   1679  1.10   mjacob 					goto again;
   1680  1.10   mjacob 				}
   1681  1.10   mjacob 			}
   1682  1.10   mjacob 			isp_dumpregs(isp, "GET FIRMWARE STATE failed");
   1683  1.10   mjacob 			return;
   1684  1.10   mjacob 		}
   1685  1.10   mjacob 		fcp->isp_fwstate = mbs.param[1];
   1686  1.10   mjacob 	}
   1687  1.10   mjacob }
   1688  1.10   mjacob 
   1689  1.10   mjacob static void
   1690  1.10   mjacob isp_setdparm(struct ispsoftc *isp)
   1691  1.10   mjacob {
   1692  1.10   mjacob 	int i;
   1693  1.10   mjacob 	mbreg_t mbs;
   1694  1.10   mjacob 	sdparam *sdp;
   1695  1.10   mjacob 
   1696  1.10   mjacob 	isp->isp_fwrev = 0;
   1697  1.10   mjacob 	if (isp->isp_type & ISP_HA_FC) {
   1698  1.10   mjacob 		/*
   1699  1.10   mjacob 		 * ROM in 2100 doesn't appear to support ABOUT_FIRMWARE
   1700  1.10   mjacob 		 */
   1701   1.4   mjacob 		return;
   1702   1.4   mjacob 	}
   1703  1.10   mjacob 
   1704  1.10   mjacob 	mbs.param[0] = MBOX_ABOUT_FIRMWARE;
   1705  1.10   mjacob 	isp_mboxcmd(isp, &mbs);
   1706  1.10   mjacob 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
   1707  1.20   mjacob 		IDPRINTF(3, ("1st ABOUT FIRMWARE command failed"));
   1708  1.10   mjacob 	} else {
   1709  1.10   mjacob 		isp->isp_fwrev =
   1710  1.10   mjacob 			(((u_int16_t) mbs.param[1]) << 10) + mbs.param[2];
   1711  1.10   mjacob 	}
   1712  1.10   mjacob 
   1713  1.10   mjacob 
   1714  1.10   mjacob 	sdp = (sdparam *) isp->isp_param;
   1715  1.10   mjacob 	/*
   1716  1.10   mjacob 	 * Try and get old clock rate out before we hit the
   1717  1.10   mjacob 	 * chip over the head- but if and only if we don't
   1718  1.10   mjacob 	 * know our desired clock rate.
   1719  1.10   mjacob 	 */
   1720  1.10   mjacob 	if (isp->isp_mdvec->dv_clock == 0) {
   1721  1.10   mjacob 		mbs.param[0] = MBOX_GET_CLOCK_RATE;
   1722  1.10   mjacob 		isp_mboxcmd(isp, &mbs);
   1723  1.10   mjacob 		if (mbs.param[0] == MBOX_COMMAND_COMPLETE) {
   1724  1.10   mjacob 			sdp->isp_clock = mbs.param[1];
   1725  1.10   mjacob 			printf("%s: using board clock 0x%x\n",
   1726  1.10   mjacob 				isp->isp_name, sdp->isp_clock);
   1727  1.10   mjacob 		}
   1728  1.10   mjacob 	} else {
   1729  1.10   mjacob 		sdp->isp_clock = isp->isp_mdvec->dv_clock;
   1730  1.10   mjacob 	}
   1731  1.10   mjacob 
   1732  1.10   mjacob 	mbs.param[0] = MBOX_GET_ACT_NEG_STATE;
   1733  1.10   mjacob 	isp_mboxcmd(isp, &mbs);
   1734  1.10   mjacob 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
   1735  1.20   mjacob 		IDPRINTF(2, ("could not GET ACT NEG STATE"));
   1736  1.10   mjacob 		sdp->isp_req_ack_active_neg = 1;
   1737  1.10   mjacob 		sdp->isp_data_line_active_neg = 1;
   1738  1.10   mjacob 	} else {
   1739  1.10   mjacob 		sdp->isp_req_ack_active_neg = (mbs.param[1] >> 4) & 0x1;
   1740  1.10   mjacob 		sdp->isp_data_line_active_neg = (mbs.param[1] >> 5) & 0x1;
   1741  1.10   mjacob 	}
   1742  1.10   mjacob 	for (i = 0; i < MAX_TARGETS; i++) {
   1743  1.10   mjacob 		mbs.param[0] = MBOX_GET_TARGET_PARAMS;
   1744  1.10   mjacob 		mbs.param[1] = i << 8;
   1745  1.10   mjacob 		isp_mboxcmd(isp, &mbs);
   1746  1.10   mjacob 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
   1747  1.20   mjacob 			IDPRINTF(2, ("cannot get params for target %d", i));
   1748  1.10   mjacob 			sdp->isp_devparam[i].sync_period =
   1749  1.10   mjacob 				ISP_10M_SYNCPARMS & 0xff;
   1750  1.10   mjacob 			sdp->isp_devparam[i].sync_offset =
   1751  1.10   mjacob 				ISP_10M_SYNCPARMS >> 8;
   1752  1.10   mjacob 			sdp->isp_devparam[i].dev_flags = DPARM_DEFAULT;
   1753  1.10   mjacob 		} else {
   1754  1.10   mjacob #if	0
   1755  1.10   mjacob 			printf("%s: target %d - flags 0x%x, sync %x\n",
   1756  1.10   mjacob 			       isp->isp_name, i, mbs.param[2], mbs.param[3]);
   1757  1.10   mjacob #endif
   1758  1.10   mjacob 			sdp->isp_devparam[i].dev_flags = mbs.param[2] >> 8;
   1759  1.10   mjacob 			/*
   1760  1.10   mjacob 			 * The maximum period we can really see
   1761  1.10   mjacob 			 * here is 100 (decimal), or 400 ns.
   1762  1.10   mjacob 			 * For some unknown reason we sometimes
   1763  1.10   mjacob 			 * get back wildass numbers from the
   1764  1.10   mjacob 			 * boot device's paramaters.
   1765  1.10   mjacob 			 */
   1766  1.10   mjacob 			if ((mbs.param[3] & 0xff) <= 0x64) {
   1767  1.10   mjacob 				sdp->isp_devparam[i].sync_period =
   1768  1.10   mjacob 					mbs.param[3] & 0xff;
   1769  1.10   mjacob 				sdp->isp_devparam[i].sync_offset =
   1770  1.10   mjacob 					mbs.param[3] >> 8;
   1771  1.10   mjacob 			}
   1772  1.10   mjacob 		}
   1773  1.10   mjacob 	}
   1774  1.10   mjacob 
   1775  1.10   mjacob 	/*
   1776  1.10   mjacob 	 * Set Default Host Adapter Parameters
   1777  1.10   mjacob 	 * XXX: Should try and get them out of NVRAM
   1778  1.10   mjacob 	 */
   1779  1.10   mjacob 	sdp->isp_adapter_enabled = 1;
   1780  1.10   mjacob 	sdp->isp_cmd_dma_burst_enable = 1;
   1781  1.10   mjacob 	sdp->isp_data_dma_burst_enabl = 1;
   1782  1.10   mjacob 	sdp->isp_fifo_threshold = 2;
   1783  1.10   mjacob 	sdp->isp_initiator_id = 7;
   1784  1.10   mjacob 	sdp->isp_async_data_setup = 6;
   1785  1.10   mjacob 	sdp->isp_selection_timeout = 250;
   1786  1.10   mjacob 	sdp->isp_max_queue_depth = 256;
   1787  1.10   mjacob 	sdp->isp_tag_aging = 8;
   1788  1.10   mjacob 	sdp->isp_bus_reset_delay = 3;
   1789  1.10   mjacob 	sdp->isp_retry_count = 0;
   1790  1.10   mjacob 	sdp->isp_retry_delay = 1;
   1791  1.10   mjacob 
   1792  1.10   mjacob 	for (i = 0; i < MAX_TARGETS; i++) {
   1793  1.10   mjacob 		sdp->isp_devparam[i].exc_throttle = 16;
   1794  1.10   mjacob 		sdp->isp_devparam[i].dev_enable = 1;
   1795  1.10   mjacob 	}
   1796  1.10   mjacob }
   1797  1.10   mjacob 
   1798  1.10   mjacob static void
   1799  1.10   mjacob isp_phoenix(struct ispsoftc *isp)
   1800  1.10   mjacob {
   1801  1.12   bouyer 	struct scsipi_xfer *tlist[MAXISPREQUEST], *xs;
   1802  1.10   mjacob 	int i;
   1803  1.10   mjacob 
   1804  1.10   mjacob 	for (i = 0; i < RQUEST_QUEUE_LEN(isp); i++) {
   1805  1.12   bouyer 		tlist[i] = (struct scsipi_xfer *) isp->isp_xflist[i];
   1806  1.10   mjacob 	}
   1807  1.10   mjacob 	isp_reset(isp);
   1808  1.10   mjacob 	isp_init(isp);
   1809  1.10   mjacob 	isp->isp_state = ISP_RUNSTATE;
   1810  1.10   mjacob 
   1811  1.10   mjacob 	for (i = 0; i < RQUEST_QUEUE_LEN(isp); i++) {
   1812  1.10   mjacob 		xs = tlist[i];
   1813  1.10   mjacob 		if (xs == NULL)
   1814  1.10   mjacob 			continue;
   1815  1.10   mjacob 		xs->resid = xs->datalen;
   1816  1.10   mjacob 		xs->error = XS_DRIVER_STUFFUP;
   1817  1.10   mjacob 		xs->flags |= ITSDONE;
   1818  1.12   bouyer 		scsipi_done(xs);
   1819  1.10   mjacob 	}
   1820  1.10   mjacob }
   1821  1.10   mjacob 
   1822  1.10   mjacob static void
   1823  1.10   mjacob isp_watch(void *arg)
   1824  1.10   mjacob {
   1825  1.10   mjacob 	int s, i;
   1826  1.10   mjacob 	struct ispsoftc *isp = arg;
   1827  1.12   bouyer 	struct scsipi_xfer *xs;
   1828  1.10   mjacob 
   1829  1.10   mjacob 	/*
   1830  1.10   mjacob 	 * Look for completely dead commands (but not polled ones)
   1831  1.10   mjacob 	 */
   1832  1.10   mjacob 	s = splbio();
   1833  1.10   mjacob 	for (i = 0; i < RQUEST_QUEUE_LEN(isp); i++) {
   1834  1.12   bouyer 		if ((xs = (struct scsipi_xfer *) isp->isp_xflist[i]) == NULL) {
   1835  1.10   mjacob 			continue;
   1836  1.10   mjacob 		}
   1837  1.10   mjacob 		if (xs->flags & SCSI_POLL)
   1838  1.10   mjacob 			continue;
   1839  1.10   mjacob 		if (xs->timeout == 0) {
   1840  1.10   mjacob 			continue;
   1841  1.10   mjacob 		}
   1842  1.10   mjacob 		xs->timeout -= (WATCHI * 1000);
   1843  1.10   mjacob 		if (xs->timeout > -(2 * WATCHI * 1000)) {
   1844  1.10   mjacob 			continue;
   1845  1.10   mjacob 		}
   1846  1.10   mjacob 		printf("%s: commands really timed out!\n", isp->isp_name);
   1847  1.10   mjacob 
   1848  1.10   mjacob 		isp_phoenix(isp);
   1849  1.10   mjacob 		break;
   1850  1.10   mjacob 	}
   1851  1.10   mjacob 	(void) splx(s);
   1852  1.10   mjacob 	timeout(isp_watch, arg, WATCHI);
   1853  1.15   mjacob }
   1854  1.15   mjacob 
   1855  1.15   mjacob static void
   1856  1.15   mjacob isp_prtstst(ispstatusreq_t *sp)
   1857  1.15   mjacob {
   1858  1.15   mjacob 	printf("states->");
   1859  1.15   mjacob 	if (sp->req_state_flags & RQSF_GOT_BUS)
   1860  1.15   mjacob 		printf("GOT_BUS ");
   1861  1.15   mjacob 	if (sp->req_state_flags & RQSF_GOT_TARGET)
   1862  1.15   mjacob 		printf("GOT_TGT ");
   1863  1.15   mjacob 	if (sp->req_state_flags & RQSF_SENT_CDB)
   1864  1.15   mjacob 		printf("SENT_CDB ");
   1865  1.15   mjacob 	if (sp->req_state_flags & RQSF_XFRD_DATA)
   1866  1.15   mjacob 		printf("XFRD_DATA ");
   1867  1.15   mjacob 	if (sp->req_state_flags & RQSF_GOT_STATUS)
   1868  1.15   mjacob 		printf("GOT_STS ");
   1869  1.15   mjacob 	if (sp->req_state_flags & RQSF_GOT_SENSE)
   1870  1.15   mjacob 		printf("GOT_SNS ");
   1871  1.15   mjacob 	if (sp->req_state_flags & RQSF_XFER_COMPLETE)
   1872  1.15   mjacob 		printf("XFR_CMPLT ");
   1873  1.15   mjacob 	printf("\n");
   1874  1.15   mjacob 	printf("status->");
   1875  1.15   mjacob 	if (sp->req_status_flags & RQSTF_DISCONNECT)
   1876  1.15   mjacob 		printf("Disconnect ");
   1877  1.15   mjacob 	if (sp->req_status_flags & RQSTF_SYNCHRONOUS)
   1878  1.15   mjacob 		printf("Sync_xfr ");
   1879  1.15   mjacob 	if (sp->req_status_flags & RQSTF_PARITY_ERROR)
   1880  1.15   mjacob 		printf("Parity ");
   1881  1.15   mjacob 	if (sp->req_status_flags & RQSTF_BUS_RESET)
   1882  1.15   mjacob 		printf("Bus_Reset ");
   1883  1.15   mjacob 	if (sp->req_status_flags & RQSTF_DEVICE_RESET)
   1884  1.15   mjacob 		printf("Device_Reset ");
   1885  1.15   mjacob 	if (sp->req_status_flags & RQSTF_ABORTED)
   1886  1.15   mjacob 		printf("Aborted ");
   1887  1.15   mjacob 	if (sp->req_status_flags & RQSTF_TIMEOUT)
   1888  1.15   mjacob 		printf("Timeout ");
   1889  1.15   mjacob 	if (sp->req_status_flags & RQSTF_NEGOTIATION)
   1890  1.15   mjacob 		printf("Negotiation ");
   1891  1.15   mjacob 	printf("\n");
   1892   1.1      cgd }
   1893