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#ifndef _ISERIES_IOMMTABLE_H #define _ISERIES_IOMMTABLE_H /************************************************************************/ /* File iSeries_IoMmTable.h created by Allan Trautman on Dec 12 2001. */ /************************************************************************/ /* Interfaces for the write/read Io address translation table. */ /* Copyright (C) 20yy Allan H Trautman, IBM Corporation */ /* */ /* This program is free software; you can redistribute it and/or modify */ /* it under the terms of the GNU General Public License as published by */ /* the Free Software Foundation; either version 2 of the License, or */ /* (at your option) any later version. */ /* */ /* This program 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 */ /* 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., */ /* 59 Temple Place, Suite 330, */ /* Boston, MA 02111-1307 USA */ /************************************************************************/ /* Change Activity: */ /* Created December 12, 2000 */ /* Ported to ppc64, August 30, 2001 */ /* End Change Activity */ /************************************************************************/ struct pci_dev; struct iSeries_Device_Node; extern struct iSeries_Device_Node** iSeries_IoMmTable; extern u8* iSeries_IoBarTable; extern unsigned long iSeries_Base_Io_Memory; extern unsigned long iSeries_Max_Io_Memory; extern unsigned long iSeries_Base_Io_Memory; extern unsigned long iSeries_IoMmTable_Entry_Size; /************************************************************************/ /* iSeries_IoMmTable_Initialize */ /************************************************************************/ /* - Initalizes the Address Translation Table and get it ready for use. */ /* Must be called before any client calls any of the other methods. */ /* */ /* Parameters: None. */ /* */ /* Return: None. */ /************************************************************************/ extern void iSeries_IoMmTable_Initialize(void); extern void iSeries_IoMmTable_Status(void); /************************************************************************/ /* iSeries_allocateDeviceBars */ /************************************************************************/ /* - Allocates ALL pci_dev BAR's and updates the resources with the BAR */ /* value. BARS with zero length will not have the resources. The */ /* HvCallPci_getBarParms is used to get the size of the BAR space. */ /* It calls iSeries_IoMmTable_AllocateEntry to allocate each entry. */ /* */ /* Parameters: */ /* pci_dev = Pointer to pci_dev structure that will be mapped to pseudo */ /* I/O Address. */ /* */ /* Return: */ /* The pci_dev I/O resources updated with pseudo I/O Addresses. */ /************************************************************************/ extern void iSeries_allocateDeviceBars(struct pci_dev* ); /************************************************************************/ /* iSeries_xlateIoMmAddress */ /************************************************************************/ /* - Translates an I/O Memory address to Device Node that has been the */ /* allocated the pseudo I/O Address. */ /* */ /* Parameters: */ /* IoAddress = I/O Memory Address. */ /* */ /* Return: */ /* An iSeries_Device_Node to the device mapped to the I/O address. The*/ /* BarNumber and BarOffset are valid if the Device Node is returned. */ /************************************************************************/ extern struct iSeries_Device_Node* iSeries_xlateIoMmAddress(void* IoAddress); #endif /* _ISERIES_IOMMTABLE_H */ |