freebsd-skq/sys/dev/mca/mca_busvar.h
mdodd ef98056c7d Rip out the nastiness I cribbed from the EISA bus code and actually
implement the resource management code correctly, using approved
interfaces.

While I'm here, clean up a few things.
1999-09-26 07:02:05 +00:00

71 lines
2.3 KiB
C

/*-
* Copyright (c) 1999 Matthew N. Dodd <winter@jurai.net>
* 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.
*
* $FreeBSD$
*/
typedef u_int16_t mca_id_t;
struct mca_ident {
mca_id_t id;
char *name;
};
const char * mca_match_id (u_int16_t, struct mca_ident *);
/*
* Simplified accessors for isa devices
*/
enum mca_device_ivars {
MCA_IVAR_SLOT,
MCA_IVAR_ID,
MCA_IVAR_ENABLED,
};
#define MCA_ACCESSOR(A, B, T) \
\
static __inline T mca_get_ ## A(device_t dev) \
{ \
uintptr_t v; \
BUS_READ_IVAR(device_get_parent(dev), dev, MCA_IVAR_ ## B, &v); \
return (T) v; \
}
MCA_ACCESSOR(slot, SLOT, int)
MCA_ACCESSOR(id, ID, mca_id_t)
MCA_ACCESSOR(enabled, ENABLED, int)
/* don't use these! */
void mca_pos_set (device_t, u_int8_t, u_int8_t);
u_int8_t mca_pos_get (device_t, u_int8_t);
u_int8_t mca_pos_read (device_t, u_int8_t);
void mca_add_irq (device_t, int);
void mca_add_drq (device_t, int);
void mca_add_iospace (device_t, u_long, u_long);
void mca_add_mspace (device_t, u_long, u_long);