Remove support for running in SimOS. The support has rotted over

time and there's no indication that it will improve anytime soon.
By removing support for SimOS it is possible to build LINT on
Alpha, which is considered more important at the moment.

Not objected to on: alpha@

2 files changed, 0 insertions, 431 deletions

diff --git a/sys/pci/simos.c b/sys/pci/simos.c
deleted file mode 100644
index 040e042..0000000
--- a/sys/pci/simos.c
+++ /dev/null
@@ -1,357 +0,0 @@
-/*-
- * Copyright (c) 1998 Doug Rabson
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * $FreeBSD$
- */
-
-#ifdef COMPILING_LINT
-#warning "The simos driver is broken and is not compiled with LINT"
-#else
-
-#include <sys/param.h>
-#include <sys/systm.h>
-#include <sys/malloc.h>
-#include <sys/bio.h>
-#include <sys/buf.h>
-#include <sys/proc.h>
-
-#include <cam/cam.h>
-#include <cam/cam_ccb.h>
-#include <cam/cam_sim.h>
-#include <cam/cam_xpt_sim.h>
-#include <cam/cam_debug.h>
-
-#include <cam/scsi/scsi_all.h>
-#include <cam/scsi/scsi_message.h>
-
-#include <machine/clock.h>
-#include <vm/vm.h>
-#include <vm/vm_param.h>
-#include <vm/pmap.h>
-#include <sys/kernel.h>
-
-#include <pci/simos.h>
-
-#include <pci/pcireg.h>
-#include <pci/pcivar.h>
-
-#ifndef COMPAT_OLDPCI
-#error "The simos device requires the old pci compatibility shims"
-#endif
-
-#include <machine/alpha_cpu.h>
-
-struct simos_softc {
-	int			sc_unit;
-	SimOS_SCSI*		sc_regs;
-
-	/*
-	 * SimOS only supports one pending command.
-	 */
-	struct cam_sim	       *sc_sim;
-	struct cam_path	       *sc_path;
-	struct ccb_scsiio      *sc_pending;
-};
-
-struct simos_softc* simosp[10];
-
-static u_long simos_unit;
-
-static const char *simos_probe(pcici_t tag, pcidi_t type);
-static void simos_attach(pcici_t config_d, int unit);
-static void simos_action(struct cam_sim *sim, union ccb *ccb);
-static void simos_poll(struct cam_sim *sim);
-
-struct pci_device simos_driver = {
-	"simos",
-	simos_probe,
-	simos_attach,
-	&simos_unit,
-	NULL
-};
-COMPAT_PCI_DRIVER (simos, simos_driver);
-
-static const char *
-simos_probe(pcici_t tag, pcidi_t type)
-{       
-	switch (type) {
-	case 0x1291|(0x1291<<16):
-		return "SimOS SCSI";
-	default:
-		return NULL;
-	}
-		
-}
-
-static void    
-simos_attach(pcici_t config_id, int unit)
-{
-	struct simos_softc* sc;
-	struct cam_devq *devq;
-
-	sc = malloc(sizeof(struct simos_softc), M_DEVBUF, M_WAITOK | M_ZERO);
-	simosp[unit] = sc;
-
-	sc->sc_unit = unit;
-	sc->sc_regs = (SimOS_SCSI*) SIMOS_SCSI_ADDR;
-	sc->sc_pending = 0;
-
-	devq = cam_simq_alloc(/*maxopenings*/1);
-	if (devq == NULL)
-		return;
-
-	sc->sc_sim = cam_sim_alloc(simos_action, simos_poll, "simos", sc, unit,
-				   /*untagged*/1, /*tagged*/0, devq);
-	if (sc->sc_sim == NULL) {
-		cam_simq_free(devq);
-		return;
-	}
-
-	if (xpt_bus_register(sc->sc_sim, /*bus*/0) != CAM_SUCCESS) {
-		cam_sim_free(sc->sc_sim, /*free_devq*/TRUE);
-		return;
-	}
-
-	if (xpt_create_path(&sc->sc_path, /*periph*/NULL,
-			    cam_sim_path(sc->sc_sim), CAM_TARGET_WILDCARD,
-			    CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
-		xpt_bus_deregister(cam_sim_path(sc->sc_sim));
-		cam_sim_free(sc->sc_sim, /*free_devq*/TRUE);
-		return;
-	}
-
-	alpha_register_pci_scsi(config_id->bus, config_id->slot, sc->sc_sim);
-
-	return;
-}
-
-static void
-simos_start(struct simos_softc* sc, struct ccb_scsiio *csio)
-{
-	struct scsi_generic *cmd;
-	int cmdlen;
-	caddr_t data;
-	int datalen;
-	int s;
-	u_int8_t* p;
-	int i, count, target;
-	vm_offset_t va;
-	vm_size_t size;
-
-	cmd = (struct scsi_generic *) &csio->cdb_io.cdb_bytes;
-	cmdlen = csio->cdb_len;
-	data = csio->data_ptr;
-	datalen = csio->dxfer_len;
-
-	/*
-	 * Simos doesn't understand some commands
-	 */
-	if (cmd->opcode == START_STOP || cmd->opcode == PREVENT_ALLOW
-	    || cmd->opcode == SYNCHRONIZE_CACHE) {
-		csio->ccb_h.status = CAM_REQ_CMP;
-		xpt_done((union ccb *) csio);
-		return;
-	}
-
-	if (sc->sc_pending) {
-		/*
-		 * Don't think this can happen.
-		 */
-		printf("simos_start: can't start command while one is pending\n");
-		csio->ccb_h.status = CAM_BUSY;
-		xpt_done((union ccb *) csio);
-		return;
-	}
-
-	s = splcam();
-	
-	csio->ccb_h.status |= CAM_SIM_QUEUED;
-	sc->sc_pending = csio;
-
-	target = csio->ccb_h.target_id;
-
-	/*
-	 * Copy the command into SimOS' buffer
-	 */
-	p = (u_int8_t*) cmd;
-	count = cmdlen;
-	for (i = 0; i < count; i++)
-		sc->sc_regs->cmd[i] = *p++;
-	sc->sc_regs->length = count;
-	sc->sc_regs->target = target;
-	sc->sc_regs->lun = csio->ccb_h.target_lun;
-
-	/*
-	 * Setup the segment descriptors.
-	 */
-	va = (vm_offset_t) data;
-	size = datalen;
-	i = 0;
-	while (size > 0) {
-		vm_size_t len = PAGE_SIZE - (va & PAGE_MASK);
-		if (len > size)
-			len = size;
-		sc->sc_regs->sgMap[i].pAddr = vtophys(va);
-		sc->sc_regs->sgMap[i].len = len;
-		size -= len;
-		va += len;
-		i++;
-	}
-	sc->sc_regs->sgLen = i;
-
-	/*
-	 * Start the i/o.
-	 */
-	alpha_wmb();
-	sc->sc_regs->startIO = 1;
-	alpha_wmb();
-
-	splx(s);
-}
-
-static void
-simos_done(struct simos_softc* sc)
-{
-	struct ccb_scsiio* csio = sc->sc_pending;
-	int s, done;
-
-	/*
-	 * Spurious interrupt caused by my bogus interrupt broadcasting.
-	 */
-	if (!csio)
-		return;
-
-	sc->sc_pending = 0;
-
-	done = sc->sc_regs->done[csio->ccb_h.target_id];
-	if (!done)
-		return;
-
-	s = splcam();
-
-	if (done >> 16)
-		/* Error detected */
-		csio->ccb_h.status = CAM_CMD_TIMEOUT;
-	else
-		csio->ccb_h.status = CAM_REQ_CMP;
-
-	/*
-	 * Ack the interrupt to clear it.
-	 */
-	sc->sc_regs->done[csio->ccb_h.target_id] = 1;
-	alpha_wmb();
-	
-	xpt_done((union ccb *) csio);
-
-	splx(s);
-}
-
-static void
-simos_action(struct cam_sim *sim, union ccb *ccb)
-{
-	struct simos_softc* sc = (struct simos_softc *)sim->softc;
-
-	switch (ccb->ccb_h.func_code) {
-	case XPT_SCSI_IO:
-	{
-		struct ccb_scsiio *csio;
-
-		csio = &ccb->csio;
-		simos_start(sc, csio);
-		break;
-	}
-
-	case XPT_CALC_GEOMETRY:
-	{
-		struct	  ccb_calc_geometry *ccg;
-		u_int32_t size_mb;
-		u_int32_t secs_per_cylinder;
-
-		ccg = &ccb->ccg;
-		size_mb = ccg->volume_size
-			/ ((1024L * 1024L) / ccg->block_size);
-
-		ccg->heads = 64;
-		ccg->secs_per_track = 32;
-
-		secs_per_cylinder = ccg->heads * ccg->secs_per_track;
-		ccg->cylinders = ccg->volume_size / secs_per_cylinder;
-
-		ccb->ccb_h.status = CAM_REQ_CMP;
-		xpt_done(ccb);
-		break;
-	}
-
-	case XPT_RESET_BUS:
-	{
-		ccb->ccb_h.status = CAM_REQ_CMP;
-		xpt_done(ccb);
-		break;
-	}
-
-	case XPT_PATH_INQ:
-	{
-		struct ccb_pathinq *cpi = &ccb->cpi;
-		
-		cpi->version_num = 1; /* XXX??? */
-		cpi->max_target = 2;
-		cpi->max_lun = 0;
-		cpi->initiator_id = 7;
-		cpi->bus_id = sim->bus_id;
-		cpi->base_transfer_speed = 3300;
-		strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN);
-		strncpy(cpi->hba_vid, "SimOS", HBA_IDLEN);
-		strncpy(cpi->dev_name, sim->sim_name, DEV_IDLEN);
-		cpi->unit_number = sim->unit_number;
-
-		cpi->ccb_h.status = CAM_REQ_CMP;
-		xpt_done(ccb);
-		break;
-	}
-
-	default:
-		ccb->ccb_h.status = CAM_REQ_INVALID;
-		xpt_done(ccb);
-		break;
-	}
-}
-
-static void
-simos_poll(struct cam_sim *sim)
-{       
-	simos_done(cam_sim_softc(sim));
-}
-
-void
-simos_intr(int unit)
-{
-	/* XXX bogus */
-	struct simos_softc* sc = simosp[unit];
-
-	simos_done(sc);
-}
-
-
-#endif /* !COMPILING_LINT */
diff --git a/sys/pci/simos.h b/sys/pci/simos.h
deleted file mode 100644
index e703074..0000000
--- a/sys/pci/simos.h
+++ /dev/null
@@ -1,74 +0,0 @@
-/*-
- * Copyright (c) 1998 Doug Rabson
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * $FreeBSD$
- */
-
-/*
- * Copyright (C) 1998 by the Board of Trustees
- *    of Leland Stanford Junior University.
- * Copyright (C) 1998 Digital Equipment Corporation
- *
- * This file is part of the SimOS distribution.
- * See LICENSE file for terms of the license.
- *
- */
-
-
-
-
-#ifndef _SIMOS_SCSI_H
-#define _SIMOS_SCSI_H
-
-#define SIMOS_SCSI_ADDR       0xfffffcc500000000
-#define SIMOS_SCSI_ADDR_32    0xffffffffa5000000
-#define SIMOS_SCSI_MAXDMA_LEN 128
-#define SIMOS_SCSI_MAXTARG    16
-#define SIMOS_SCSI_MAXLUN     16
-
-#define SIMOS_SCSI_REGS     ((struct SimOS_SCSI *)SIMOS_SCSI_ADDR)
-#define SIMOS_SCSI_REGS_32  ((struct SimOS_SCSI *)SIMOS_SCSI_ADDR_32)
-
-typedef unsigned long SCSIReg;
-
-
-typedef struct SimOS_SCSI {
-   SCSIReg startIO;   /* write-only */
-   SCSIReg done[SIMOS_SCSI_MAXTARG];  /* read-write (write=ack) */
-
-   SCSIReg target;                     /* data fields */
-   SCSIReg lun;
-   SCSIReg cmd[12];
-   SCSIReg length;
-   SCSIReg sgLen;
-   struct {
-      SCSIReg pAddr;
-      SCSIReg len;
-   } sgMap[SIMOS_SCSI_MAXDMA_LEN];
-   
-   
-} SimOS_SCSI;
-
-#endif