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/*
* Copyright (c) 1996, 1998, 1999 University of Utah and the Flux Group.
* All rights reserved.
*
* This file is part of the Flux OSKit. The OSKit is free software, also known
* as "open source;" you can redistribute it and/or modify it under the terms
* of the GNU General Public License (GPL), version 2, as published by the Free
* Software Foundation (FSF). To explore alternate licensing terms, contact
* the University of Utah at csl-dist@cs.utah.edu or +1-801-585-3271.
*
* The OSKit is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GPL for more details. You should have
* received a copy of the GPL along with the OSKit; see the file COPYING. If
* not, write to the FSF, 59 Temple Place #330, Boston, MA 02111-1307, USA.
*/
/*
* Default isa goo object.
*/
#include <stdio.h>
#include <stdarg.h>
#include <stdlib.h>
#include <oskit/error.h>
#include <oskit/com.h>
#include <oskit/dev/dev.h>
#include <oskit/dev/device.h>
#include <oskit/dev/native.h>
#include <oskit/dev/osenv_isa.h>
/*
* There is one and only one pci config interface in this implementation.
*/
static struct oskit_osenv_isa_ops osenv_isa_ops;
#ifdef CPUNITS
struct oskit_osenv_isa osenv_isa_object = {&osenv_isa_ops};
#else
static struct oskit_osenv_isa osenv_isa_object = {&osenv_isa_ops};
#endif
static OSKIT_COMDECL
isa_query(oskit_osenv_isa_t *s, const oskit_iid_t *iid, void **out_ihandle)
{
if (memcmp(iid, &oskit_iunknown_iid, sizeof(*iid)) == 0 ||
memcmp(iid, &oskit_osenv_isa_iid, sizeof(*iid)) == 0) {
*out_ihandle = s;
return 0;
}
*out_ihandle = 0;
return OSKIT_E_NOINTERFACE;
};
static OSKIT_COMDECL_U
isa_addref(oskit_osenv_isa_t *s)
{
/* Only one object */
return 1;
}
static OSKIT_COMDECL_U
isa_release(oskit_osenv_isa_t *s)
{
/* Only one object */
return 1;
}
static OSKIT_COMDECL
isa_bus_init(oskit_osenv_isa_t *o)
{
return osenv_isabus_init();
}
static struct oskit_isabus *OSKIT_COMCALL
isa_bus_getbus(oskit_osenv_isa_t *o)
{
return osenv_isabus_getbus();
}
static OSKIT_COMDECL
isa_bus_addchild(oskit_osenv_isa_t *o, oskit_u32_t addr, oskit_device_t *dev)
{
return osenv_isabus_addchild(addr, dev);
}
static OSKIT_COMDECL
isa_bus_remchild(oskit_osenv_isa_t *o, oskit_u32_t addr)
{
return osenv_isabus_remchild(addr);
}
/*
* DRQ manipulation.
*/
static OSKIT_COMDECL
isa_dma_alloc(oskit_osenv_isa_t *o, int channel)
{
return osenv_isadma_alloc(channel);
}
static OSKIT_COMDECL_V
isa_dma_free(oskit_osenv_isa_t *o, int channel)
{
return osenv_isadma_free(channel);
}
static struct oskit_osenv_isa_ops osenv_isa_ops = {
isa_query,
isa_addref,
isa_release,
isa_bus_init,
isa_bus_getbus,
isa_bus_addchild,
isa_bus_remchild,
isa_dma_alloc,
isa_dma_free,
};
#ifndef CPUNITS
/*
* Return a reference to the one and only isa goo object.
*/
oskit_osenv_isa_t *
oskit_create_osenv_isa(void)
{
return &osenv_isa_object;
}
#endif
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