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/* $Id$
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (C) 1992 - 1997, 2000-2003 Silicon Graphics, Inc. All rights reserved.
*/
#include <linux/config.h>
#include <linux/types.h>
#include <asm/sn/sgi.h>
#include <asm/io.h>
#include <asm/sn/invent.h>
#include <asm/sn/hcl.h>
#include <asm/sn/pci/bridge.h>
#include "asm/sn/ioerror_handling.h"
#include <asm/sn/xtalk/xbow.h>
/* these get called directly in cdl_add_connpt in fops bypass hack */
extern int pcibr_attach(vertex_hdl_t);
extern int xbow_attach(vertex_hdl_t);
extern int pic_attach(vertex_hdl_t);
/*
* cdl: Connection and Driver List
*
* We are not porting this to Linux. Devices are registered via
* the normal Linux PCI layer. This is a very simplified version
* of cdl that will allow us to register and call our very own
* IO Infrastructure Drivers e.g. pcibr.
*/
#define MAX_SGI_IO_INFRA_DRVR 7
static struct cdl sgi_infrastructure_drivers[MAX_SGI_IO_INFRA_DRVR] =
{
{ XBRIDGE_WIDGET_PART_NUM, XBRIDGE_WIDGET_MFGR_NUM, pcibr_attach /* &pcibr_fops */},
{ BRIDGE_WIDGET_PART_NUM, BRIDGE_WIDGET_MFGR_NUM, pcibr_attach /* &pcibr_fops */},
{ PIC_WIDGET_PART_NUM_BUS0, PIC_WIDGET_MFGR_NUM, pic_attach /* &pic_fops */},
{ PIC_WIDGET_PART_NUM_BUS1, PIC_WIDGET_MFGR_NUM, pic_attach /* &pic_fops */},
{ XXBOW_WIDGET_PART_NUM, XXBOW_WIDGET_MFGR_NUM, xbow_attach /* &xbow_fops */},
{ XBOW_WIDGET_PART_NUM, XBOW_WIDGET_MFGR_NUM, xbow_attach /* &xbow_fops */},
{ PXBOW_WIDGET_PART_NUM, XXBOW_WIDGET_MFGR_NUM, xbow_attach /* &xbow_fops */},
};
/*
* cdl_add_connpt: We found a device and it's connect point. Call the
* attach routine of that driver.
*
* May need support for pciba registration here ...
*
* This routine use to create /hw/.id/pci/.../.. that links to
* /hw/module/006c06/Pbrick/xtalk/15/pci/<slotnum> .. do we still need
* it? The specified driver attach routine does not reference these
* vertices.
*/
int
cdl_add_connpt(int part_num, int mfg_num,
vertex_hdl_t connpt, int drv_flags)
{
int i;
/*
* Find the driver entry point and call the attach routine.
*/
for (i = 0; i < MAX_SGI_IO_INFRA_DRVR; i++) {
if ( (part_num == sgi_infrastructure_drivers[i].part_num) &&
( mfg_num == sgi_infrastructure_drivers[i].mfg_num) ) {
/*
* Call the device attach routines.
*/
if (sgi_infrastructure_drivers[i].attach) {
return(sgi_infrastructure_drivers[i].attach(connpt));
}
} else {
continue;
}
}
/* printk("WARNING: cdl_add_connpt: Driver not found for part_num 0x%x mfg_num 0x%x\n", part_num, mfg_num); */
return (0);
}
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