50236db533
Made NEW_STRATEGY default. Removed misc. old cruft. Centralized simple locks into mp_machdep.c Centralized simple lock macros into param.h More cleanup in the direction of making splxx()/cpl MP-safe.
228 lines
6.8 KiB
C
228 lines
6.8 KiB
C
/*
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* Copyright (c) HONDA Naofumi, KATO Takenori, 1996. 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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*
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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 as
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* the first lines of this file unmodified.
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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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* The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/***************************************************
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* misc device header in bs_softc
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***************************************************/
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#ifdef __NetBSD__
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#define OS_DEPEND_DEVICE_HEADER \
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struct device sc_dev; \
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void *sc_ih;
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#define OS_DEPEND_SCSI_HEADER \
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struct scsi_link sc_link;
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#define OS_DEPEND_MISC_HEADER \
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pisa_device_handle_t sc_pdv; \
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bus_chipset_tag_t sc_bc; \
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bus_io_handle_t sc_ioh; \
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bus_io_handle_t sc_delayioh; \
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bus_mem_handle_t sc_memh;
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#endif /* __NetBSD__ */
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#ifdef __FreeBSD__
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#define OS_DEPEND_DEVICE_HEADER \
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int unit;
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#define OS_DEPEND_SCSI_HEADER \
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struct scsi_link sc_link;
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#define OS_DEPEND_MISC_HEADER
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#endif /* __FreeBSD__ */
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#if defined(__NetBSD__)
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#define BSHW_NBPG NBPG
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#endif
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#if defined(__FreeBSD__)
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#define BSHW_NBPG PAGE_SIZE
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#endif
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/***************************************************
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* include
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***************************************************/
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/* (I) common include */
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/disklabel.h>
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#include <sys/buf.h>
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#include <sys/queue.h>
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#include <sys/malloc.h>
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#include <sys/errno.h>
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#include <vm/vm.h>
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/* (II) os depend include */
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#ifdef __NetBSD__
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#include <sys/device.h>
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#include <dev/isa/isareg.h>
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#include <dev/isa/isavar.h>
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#include <dev/isa/pisaif.h>
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#include <machine/cpufunc.h>
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#include <machine/bus.h>
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#include <machine/intr.h>
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#include <machine/dvcfg.h>
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#include <scsi/scsi_all.h>
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#include <scsi/scsiconf.h>
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#include <scsi/scsi_disk.h>
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#endif /* __NetBSD__ */
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#ifdef __FreeBSD__
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#include <sys/conf.h>
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#include <sys/device.h>
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#include <vm/vm_extern.h>
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#include <vm/vm_kern.h>
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#include <machine/clock.h>
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#include <machine/cpu.h>
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#include <machine/md_var.h>
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#include <machine/vmparam.h>
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#include <machine/ipl.h>
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#include <vm/pmap.h>
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#include <sys/proc.h>
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#include <scsi/scsi_all.h>
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#include <scsi/scsiconf.h>
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#include <scsi/scsi_disk.h>
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#include <pc98/pc98/pc98.h>
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#include <i386/isa/isa_device.h>
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#include <i386/isa/icu.h>
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#endif /* __FreeBSD__ */
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/***************************************************
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* BUS IO MAPPINGS & BS specific inclusion
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***************************************************/
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#ifdef __NetBSD__
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#define BUS_IO_DELAY ((void) bus_io_read_1(bsc->sc_bc, bsc->sc_delayioh, 0))
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#define BUS_IO_WEIGHT (bus_io_write_1(bsc->sc_bc, bsc->sc_delayioh, 0, 0))
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#define BUS_IOR(offs) (BUS_IO_DELAY, bus_io_read_1(bsc->sc_bc, bsc->sc_ioh, (offs)))
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#define BUS_IOW(offs, val) (BUS_IO_DELAY, bus_io_write_1(bsc->sc_bc, bsc->sc_ioh, (offs), (val)))
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#include <dev/ic/wd33c93reg.h>
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#include <dev/isa/ccbque.h>
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#include <dev/isa/scsi_dvcfg.h>
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#include <dev/isa/bs/bsvar.h>
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#include <dev/isa/bs/bshw.h>
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#include <dev/isa/bs/bsfunc.h>
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#endif /* __NetBSD__ */
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#ifdef __FreeBSD__
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#define BUS_IO_DELAY ((void) inb(0x5f))
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#define BUS_IO_WEIGHT (outb(0x5f, 0))
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#define BUS_IOR(offs) (BUS_IO_DELAY, inb(bsc->sc_iobase + (offs)))
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#define BUS_IOW(offs, val) (BUS_IO_DELAY, outb(bsc->sc_iobase + (offs), (val)))
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#include <i386/isa/ic/wd33c93.h>
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#include <i386/isa/bs/ccbque.h>
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#include <i386/isa/bs/dvcfg.h>
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#include <i386/isa/bs/scsi_dvcfg.h>
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#include <i386/isa/bs/bsvar.h>
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#include <i386/isa/bs/bshw.h>
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#include <i386/isa/bs/bsfunc.h>
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#endif /* __FreeBSD__ */
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/***************************************************
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* XS return type
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***************************************************/
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#ifdef __NetBSD__
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#define XSBS_INT32T int
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#endif /* __NetBSD__ */
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#ifdef __FreeBSD__
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#define XSBS_INT32T int32_t
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#endif /* __FreeBSD__ */
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/***************************************************
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* xs flags's abstraction (all currently used)
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***************************************************/
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#define XSBS_ITSDONE ITSDONE
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#define XSBS_SCSI_NOSLEEP SCSI_NOSLEEP
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#ifdef __NetBSD__
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#define XSBS_SCSI_POLL SCSI_POLL
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#endif /* __NetBSD__ */
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#ifdef __FreeBSD__
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#define XSBS_SCSI_POLL SCSI_NOMASK
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#endif /* __FreeBSD__ */
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/***************************************************
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* Special operations
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***************************************************/
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#ifdef __FreeBSD__
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#define BS_ADDRESS_CHECK
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#endif /* __FreeBSD__ */
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/***************************************************
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* declare
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***************************************************/
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/* (I) common declare */
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void bs_alloc_buf __P((struct targ_info *));
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XSBS_INT32T bs_target_open __P((struct scsi_link *, struct cfdata *));
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XSBS_INT32T bs_scsi_cmd __P((struct scsi_xfer *));
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extern int delaycount;
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/* (II) os depend declare */
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#ifdef __NetBSD__
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int bsprobe __P((struct device *, struct device *, void *));
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void bsattach __P((struct device *, struct device *, void *));
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#endif /* __NetBSD__ */
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#ifdef __FreeBSD__
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static BS_INLINE void memcopy __P((void *from, void *to, register size_t len));
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u_int32_t bs_adapter_info __P((int));
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#define delay(y) DELAY(y)
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extern int dma_init_flag;
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#ifdef SMP
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#error XXX see comments in i386/isa/bs/bsif.h for details
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/*
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* ipending is 'opaque' in SMP, and can't be accessed this way.
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* Since its my belief that this is PC98 code, and that PC98 and SMP
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* are mutually exclusive, the above compile-time error is the "fix".
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* Please inform smp@freebsd.org if this is NOT the case.
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*/
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#else
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#define softintr(y) ipending |= (y)
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#endif /* SMP */
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static BS_INLINE void
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memcopy(from, to, len)
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void *from, *to;
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register size_t len;
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{
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len >>= 2;
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__asm __volatile("cld\n\trep\n\tmovsl" : :
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"S" (from), "D" (to), "c" (len) :
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"%esi", "%edi", "%ecx");
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}
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#endif /* __FreeBSD__ */
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