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/* -*- pse-c -*-
*-----------------------------------------------------------------------------
* Filename: dispatch_utils.h
* $Revision: 1.4 $
*-----------------------------------------------------------------------------
* Copyright © 2002-2010, Intel Corporation.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
*
*-----------------------------------------------------------------------------
* Description:
* This file implements common macros that are used throughout the HAL
* for Device Dependent dispatching. This file is used in both the HAL and
* HAL helper libraries, as such it cannot include any HAL data structures
* that are not available to the helper libraries.
*-----------------------------------------------------------------------------
*/
#ifndef _DISPATCH_UTILS_H_
#define _DISPATCH_UTILS_H_
#include <config.h>
#include <intelpci.h>
typedef struct _dispatch_table {
unsigned long did;
void *table;
}dispatch_table_t;
static __inline void *dispatch_acquire(
unsigned long did,
dispatch_table_t *list)
{
dispatch_table_t *curr = list;
while(curr->did != 0) {
if(curr->did == did) {
return curr->table;
}
curr++;
}
return curr->table;
}
#ifdef CONFIG_PLB
#define DISPATCH_PLB(p) {PCI_DEVICE_ID_VGA_PLB, p},
#else
#define DISPATCH_PLB(p)
#endif
#ifdef CONFIG_TNC
#define DISPATCH_TNC(p) {PCI_DEVICE_ID_VGA_TNC, p},
#define DISPATCH_TNC_A0(p) {PCI_DEVICE_ID_VGA_TNC_A0, p},
#define DISPATCH_LNC(p) {PCI_DEVICE_ID_VGA_LNC, p},
#else
#define DISPATCH_TNC(p)
#define DISPATCH_TNC_A0(p)
#define DISPATCH_LNC(p)
#endif
#define DISPATCH_END {0, NULL}
#endif
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