mirror of
https://git.FreeBSD.org/src.git
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eb8a7632ba
original, this hides the contents of cam_compat.h from ktrace/kdump/truss, avoiding problems there. There are no user-servicable parts in there, so no need for those tools to be groping around in there. Approved by: re
265 lines
6.5 KiB
C
265 lines
6.5 KiB
C
/*-
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* Copyright (c) 2011 HighPoint Technologies, Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#include <dev/hpt27xx/hpt27xx_config.h>
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#ifndef _OS_BSD_H
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#define _OS_BSD_H
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#ifndef DBG
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#define DBG 0
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#endif
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#include <sys/param.h>
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#include <sys/types.h>
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#include <sys/cons.h>
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#if (__FreeBSD_version >= 500000)
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#include <sys/time.h>
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#include <sys/systm.h>
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#else
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#include <machine/clock.h> /*to support DELAY function under 4.x BSD versions*/
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#endif
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#include <sys/stat.h>
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#include <sys/malloc.h>
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#include <sys/conf.h>
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#include <sys/libkern.h>
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#include <sys/kernel.h>
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#if (__FreeBSD_version >= 500000)
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#include <sys/kthread.h>
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#include <sys/mutex.h>
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#include <sys/module.h>
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#endif
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#include <sys/eventhandler.h>
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#include <sys/bus.h>
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#include <sys/taskqueue.h>
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#include <sys/ioccom.h>
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#include <machine/resource.h>
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#if __FreeBSD_version >= 500043
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#include <machine/pci_cfgreg.h>
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#endif
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#include <machine/bus.h>
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#include <machine/stdarg.h>
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#include <sys/rman.h>
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#include <vm/vm.h>
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#include <vm/pmap.h>
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#if (__FreeBSD_version >= 500000)
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#include <dev/pci/pcireg.h>
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#include <dev/pci/pcivar.h>
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#else
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#include <pci/pcivar.h>
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#include <pci/pcireg.h>
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#endif
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#if (__FreeBSD_version <= 500043)
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#include <sys/devicestat.h>
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#endif
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#include <cam/cam.h>
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#include <cam/cam_ccb.h>
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#include <cam/cam_sim.h>
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#include <cam/cam_xpt_sim.h>
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#include <cam/cam_debug.h>
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#include <cam/cam_xpt_periph.h>
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#include <cam/cam_periph.h>
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#include <cam/scsi/scsi_all.h>
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#include <cam/scsi/scsi_message.h>
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#if (__FreeBSD_version < 500043)
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#include <sys/bus_private.h>
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#endif
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typedef struct _INQUIRYDATA {
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u_char DeviceType : 5;
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u_char DeviceTypeQualifier : 3;
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u_char DeviceTypeModifier : 7;
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u_char RemovableMedia : 1;
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u_char Versions;
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u_char ResponseDataFormat;
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u_char AdditionalLength;
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u_char Reserved[2];
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u_char SoftReset : 1;
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u_char CommandQueue : 1;
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u_char Reserved2 : 1;
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u_char LinkedCommands : 1;
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u_char Synchronous : 1;
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u_char Wide16Bit : 1;
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u_char Wide32Bit : 1;
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u_char RelativeAddressing : 1;
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u_char VendorId[8];
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u_char ProductId[16];
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u_char ProductRevisionLevel[4];
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u_char VendorSpecific[20];
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u_char Reserved3[40];
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}
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__attribute__((packed))
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INQUIRYDATA, *PINQUIRYDATA;
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#endif
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/* private headers */
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#include <dev/hpt27xx/osm.h>
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#include <dev/hpt27xx/him.h>
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#include <dev/hpt27xx/ldm.h>
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/* driver parameters */
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extern const char driver_name[];
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extern const char driver_name_long[];
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extern const char driver_ver[];
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extern int osm_max_targets;
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/*
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* adapter/vbus extensions:
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* each physical controller has an adapter_ext, passed to him.create_adapter()
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* each vbus has a vbus_ext passed to ldm_create_vbus().
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*/
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#define EXT_TYPE_HBA 1
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#define EXT_TYPE_VBUS 2
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typedef struct _hba {
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int ext_type;
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LDM_ADAPTER ldm_adapter;
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device_t pcidev;
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PCI_ADDRESS pciaddr;
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struct _vbus_ext *vbus_ext;
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struct _hba *next;
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struct {
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struct resource *res;
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int type;
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int rid;
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void *base;
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}
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pcibar[6];
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struct resource *irq_res;
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void *irq_handle;
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}
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HBA, *PHBA;
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typedef struct _os_cmdext {
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struct _vbus_ext *vbus_ext;
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struct _os_cmdext *next;
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union ccb *ccb;
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bus_dmamap_t dma_map;
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struct callout_handle timeout_ch;
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SG psg[os_max_sg_descriptors];
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}
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OS_CMDEXT, *POS_CMDEXT;
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typedef struct _vbus_ext {
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int ext_type;
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struct _vbus_ext *next;
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PHBA hba_list;
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struct freelist *freelist_head;
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struct freelist *freelist_dma_head;
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struct cam_sim *sim; /* sim for this vbus */
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struct cam_path *path; /* peripheral, path, tgt, lun with this vbus */
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#if (__FreeBSD_version >= 500000)
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struct mtx lock; /* general purpose lock */
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#else
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int hpt_splx;
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#endif
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bus_dma_tag_t io_dmat; /* I/O buffer DMA tag */
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POS_CMDEXT cmdext_list;
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OSM_TASK *tasks;
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struct task worker;
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struct callout_handle timer;
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eventhandler_tag shutdown_eh;
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/* the LDM vbus instance continues */
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unsigned long vbus[0] __attribute__((aligned(sizeof(unsigned long))));
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}
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VBUS_EXT, *PVBUS_EXT;
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#if __FreeBSD_version >= 500000
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#define hpt_lock_vbus(vbus_ext) mtx_lock(&(vbus_ext)->lock)
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#define hpt_unlock_vbus(vbus_ext) mtx_unlock(&(vbus_ext)->lock)
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#else
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static __inline void hpt_lock_vbus(PVBUS_EXT vbus_ext)
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{
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vbus_ext->hpt_splx = splcam();
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}
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static __inline void hpt_unlock_vbus(PVBUS_EXT vbus_ext)
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{
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splx(vbus_ext->hpt_splx);
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}
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#endif
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#define HPT_OSM_TIMEOUT (20*hz) /* timeout value for OS commands */
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#define HPT_DO_IOCONTROL _IOW('H', 0, HPT_IOCTL_PARAM)
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#define HPT_SCAN_BUS _IO('H', 1)
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#if __FreeBSD_version >= 501000
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#define TASK_ENQUEUE(task) taskqueue_enqueue(taskqueue_swi_giant,(task));
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#else
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#define TASK_ENQUEUE(task) taskqueue_enqueue(taskqueue_swi,(task));
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#endif
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#if __FreeBSD_version >= 500000
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static __inline int hpt_sleep(PVBUS_EXT vbus_ext, void *ident, int priority, const char *wmesg, int timo)
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{
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return msleep(ident, &vbus_ext->lock, priority, wmesg, timo);
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}
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#else
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static __inline int hpt_sleep(PVBUS_EXT vbus_ext, void *ident, int priority, const char *wmesg, int timo)
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{
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int retval = 0;
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asleep(ident, priority, wmesg, timo);
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hpt_unlock_vbus(vbus_ext);
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retval = await(priority, timo);
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hpt_lock_vbus(vbus_ext);
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return retval;
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}
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#endif
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#if __FreeBSD_version < 501000
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#define READ_16 0x88
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#define WRITE_16 0x8a
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#define SERVICE_ACTION_IN 0x9e
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#endif
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#define HPT_DEV_MAJOR 200
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