249 lines
9.4 KiB
C
249 lines
9.4 KiB
C
/*-
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* Copyright (c) 1991 The Regents of the University of California.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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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* from: @(#)isa_device.h 7.1 (Berkeley) 5/9/91
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* $Id: isa_device.h,v 1.29 1996/04/08 19:38:57 smpatel Exp $
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*/
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#ifndef _PC98_PC98_PC98_DEVICE_H_
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#define _PC98_PC98_PC98_DEVICE_H_
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/*
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* PC98 Bus Autoconfiguration
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*/
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/*
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* modified for PC9801 by A.Kojima F.Ukai M.Ishii
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* Kyoto University Microcomputer Club (KMC)
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*/
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#define IDTVEC(name) __CONCAT(X,name)
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/*
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* Type of the first (asm) part of an interrupt handler.
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*/
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typedef void inthand_t __P((u_int cs, u_int ef, u_int esp, u_int ss));
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/*
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* Usual type of the second (C) part of an interrupt handler. Some bogus
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* ones need the arg to be the interrupt frame (and not a copy of it, which
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* is all that is possible in C).
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*/
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typedef void inthand2_t __P((int unit));
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/*
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* Bits to specify the type and amount of conflict checking.
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*/
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#define CC_ATTACH (1 << 0)
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#define CC_DRQ (1 << 1)
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#define CC_IOADDR (1 << 2)
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#define CC_IRQ (1 << 3)
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#define CC_MEMADDR (1 << 4)
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/*
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* Per device structure.
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*
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* XXX Note: id_conflicts should either become an array of things we're
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* specifically allowed to conflict with or be subsumed into some
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* more powerful mechanism for detecting and dealing with multiple types
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* of non-fatal conflict. -jkh XXX
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*/
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struct pc98_device {
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int id_id; /* device id */
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struct pc98_driver *id_driver;
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int id_iobase; /* base i/o address */
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u_short id_irq; /* interrupt request */
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short id_drq; /* DMA request */
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caddr_t id_maddr; /* physical i/o memory address on bus (if any)*/
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int id_msize; /* size of i/o memory */
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inthand2_t *id_intr; /* interrupt interface routine */
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int id_unit; /* unit number */
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int id_flags; /* flags */
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int id_scsiid; /* scsi id if needed */
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int id_alive; /* device is present */
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#define RI_FAST 1 /* fast interrupt handler */
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u_int id_ri_flags; /* flags for register_intr() */
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int id_reconfig; /* hot eject device support (such as PCMCIA) */
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int id_enabled; /* is device enabled */
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int id_conflicts; /* we're allowed to conflict with things */
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struct pc98_device *id_next; /* used in isa_devlist in userconfig() */
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};
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/*
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* Per-driver structure.
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*
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* Each device driver defines entries for a set of routines
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* as well as an array of types which are acceptable to it.
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* These are used at boot time by the configuration program.
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*/
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struct pc98_driver {
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int (*probe) __P((struct pc98_device *idp));
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/* test whether device is present */
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int (*attach) __P((struct pc98_device *idp));
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/* setup driver for a device */
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char *name; /* device name */
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int sensitive_hw; /* true if other probes confuse us */
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};
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#define PC98_EXTERNALLEN (sizeof(struct pc98_device))
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#ifdef KERNEL
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extern char eintrnames[]; /* end of intrnames[] */
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extern u_long intrcnt[]; /* counts for for each device and stray */
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extern char intrnames[]; /* string table containing device names */
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extern u_long *intr_countp[]; /* pointers into intrcnt[] */
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extern inthand2_t *intr_handler[]; /* C entry points of intr handlers */
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extern u_int intr_mask[]; /* sets of intrs masked during handling of 1 */
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extern int intr_unit[]; /* cookies to pass to intr handlers */
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extern struct pc98_device pc98_biotab_fdc[];
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extern struct pc98_device pc98_biotab_wdc[];
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extern struct pc98_device pc98_devtab_bio[];
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extern struct pc98_device pc98_devtab_net[];
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extern struct pc98_device pc98_devtab_null[];
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extern struct pc98_device pc98_devtab_tty[];
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extern struct kern_devconf kdc_nec0;
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struct kern_devconf;
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struct sysctl_req;
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inthand_t
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IDTVEC(fastintr0), IDTVEC(fastintr1),
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IDTVEC(fastintr2), IDTVEC(fastintr3),
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IDTVEC(fastintr4), IDTVEC(fastintr5),
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IDTVEC(fastintr6), IDTVEC(fastintr7),
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IDTVEC(fastintr8), IDTVEC(fastintr9),
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IDTVEC(fastintr10), IDTVEC(fastintr11),
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IDTVEC(fastintr12), IDTVEC(fastintr13),
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IDTVEC(fastintr14), IDTVEC(fastintr15);
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inthand_t
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IDTVEC(intr0), IDTVEC(intr1), IDTVEC(intr2), IDTVEC(intr3),
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IDTVEC(intr4), IDTVEC(intr5), IDTVEC(intr6), IDTVEC(intr7),
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IDTVEC(intr8), IDTVEC(intr9), IDTVEC(intr10), IDTVEC(intr11),
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IDTVEC(intr12), IDTVEC(intr13), IDTVEC(intr14), IDTVEC(intr15);
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struct pc98_device *
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find_display __P((void));
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struct pc98_device *
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find_pc98dev __P((struct pc98_device *table, struct pc98_driver *driverp,
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int unit));
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int haveseen_pc98dev __P((struct pc98_device *dvp, u_int checkbits));
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void pc98_configure __P((void));
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void pc98_defaultirq __P((void));
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void pc98_dmacascade __P((int chan));
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void pc98_dmadone __P((int flags, caddr_t addr, int nbytes, int chan));
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void pc98_dmainit __P((int chan, u_int bouncebufsize));
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void pc98_dmastart __P((int flags, caddr_t addr, u_int nbytes, int chan));
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int pc98_dma_acquire __P((int chan));
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void pc98_dma_release __P((int chan));
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int pc98_externalize __P((struct pc98_device *id, struct sysctl_req *req));
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int pc98_generic_externalize __P((struct kern_devconf *kdc,
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struct sysctl_req *req));
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int pc98_internalize __P((struct pc98_device *id, struct sysctl_req *req));
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int pc98_irq_pending __P((struct pc98_device *dvp));
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int pc98_nmi __P((int cd));
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void reconfig_pc98dev __P((struct pc98_device *isdp, u_int *mp));
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int register_intr __P((int intr, int device_id, u_int flags,
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inthand2_t *handler, u_int *maskptr, int unit));
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int unregister_intr __P((int intr, inthand2_t *handler));
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int update_intr_masks __P((void));
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#endif /* KERNEL */
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#ifdef PC98
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#if 1
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#define PC98_VECTOR_SIZE (0x400)
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#define PC98_SYSTEM_PARAMETER_SIZE (0x230)
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#define PC98_SAVE_AREA(highreso_flag) (0xa1000)
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#define PC98_SAVE_AREA_ADDRESS (0x10)
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#define OFS_BOOT_boothowto 0x210
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#define OFS_BOOT_bootdev 0x214
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#define OFS_BOOT_cyloffset 0x218
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#define OFS_WD_BIOS_SECSIZE(i) (0x200+(i)*6)
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#define OFS_WD_BIOS_NCYL(i) (0x202+(i)*6)
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#define OFS_WD_BIOS_HEAD(i) (0x205+(i)*6)
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#define OFS_WD_BIOS_SEC(i) (0x204+(i)*6)
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#define OFS_pc98_machine_type 0x220
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#define OFS_epson_machine_id 0x224
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#define OFS_epson_bios_id 0x225
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#define OFS_epson_system_type 0x226
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#define M_NEC_PC98 0x0001
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#define M_EPSON_PC98 0x0002
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#define M_NOT_H98 0x0010
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#define M_H98 0x0020
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#define M_NOTE 0x0040
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#define M_NORMAL 0x1000
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#define M_HIGHRESO 0x2000
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#define M_8M 0x8000
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# ifdef KERNEL
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extern unsigned char pc98_system_parameter[]; /* in locore.c */
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#define PC98_SYSTEM_PARAMETER(x) pc98_system_parameter[(x)-0x400]
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#define BOOT_boothowto (*(unsigned long*)(&pc98_system_parameter[OFS_BOOT_boothowto]))
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#define BOOT_bootdev (*(unsigned long*)(&pc98_system_parameter[OFS_BOOT_bootdev]))
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#define BOOT_cyloffset (*(unsigned long*)(&pc98_system_parameter[OFS_BOOT_cyloffset]))
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#define WD_BIOS_SECSIZE(i) (*(unsigned short*)(&pc98_system_parameter[OFS_WD_BIOS_SECSIZE(i)]))
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#define WD_BIOS_NCYL(i) (*(unsigned short*)(&pc98_system_parameter[OFS_WD_BIOS_NCYL(i)]))
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#define WD_BIOS_HEAD(i) (pc98_system_parameter[OFS_WD_BIOS_HEAD(i)])
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#define WD_BIOS_SEC(i) (pc98_system_parameter[OFS_WD_BIOS_SEC(i)])
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#define pc98_machine_type (*(unsigned long*)&pc98_system_parameter[OFS_pc98_machine_type])
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#define epson_machine_id (pc98_system_parameter[OFS_epson_machine_id])
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#define epson_bios_id (pc98_system_parameter[OFS_epson_bios_id])
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#define epson_system_type (pc98_system_parameter[OFS_epson_system_type])
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# define PC98_TYPE_CHECK(x) ((pc98_machine_type & (x)) == (x))
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# endif /* KERNEL */
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extern u_char hireso;
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#else
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/* OLD:386bsd-0.1-pc98-a&b */
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extern unsigned char pc98_system_parameter[0x214]; /* in pc98.c */
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#define WD_BIOS_NCYL(i) (*(unsigned short*)(&pc98_system_parameter[0x206+(i)*6]))
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#define WD_BIOS_HEAD(i) (pc98_system_parameter[0x209+(i)*6])
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#define WD_BIOS_SEC(i) (pc98_system_parameter[0x208+(i)*6])
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#define PC98_SYSTEM_PARAMETER(x) pc98_system_parameter[(x)-0x400]
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#define pc98_machine_type (pc98_system_parameter[0x210])
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#define NEC_PC98 1
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#define EPSON_PC98 2
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#define epson_machine_id (pc98_system_parameter[0x211])
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#endif
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#endif
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#endif /* !_PC98_PC98_PC98_DEVICE_H_ */
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