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#ifndef _ISERIES_64_PCI_H
#define _ISERIES_64_PCI_H
/*
* File iSeries_pci.h created by Allan Trautman on Tue Feb 20, 2001.
*
* Define some useful macros for the iSeries pci routines.
* Copyright (C) 2001 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 Feb 20, 2001
* Added device reset, March 22, 2001
* Ported to ppc64, May 25, 2001
* End Change Activity
*/
#include <asm/iSeries/HvCallPci.h>
#include <asm/abs_addr.h>
struct pci_dev; /* For Forward Reference */
struct iSeries_Device_Node;
/*
* Gets iSeries Bus, SubBus, DevFn using iSeries_Device_Node structure
*/
#define ISERIES_BUS(DevPtr) DevPtr->DsaAddr.Dsa.busNumber
#define ISERIES_SUBBUS(DevPtr) DevPtr->DsaAddr.Dsa.subBusNumber
#define ISERIES_DEVICE(DevPtr) DevPtr->DsaAddr.Dsa.deviceId
#define ISERIES_DSA(DevPtr) DevPtr->DsaAddr.DsaAddr
#define ISERIES_DEVFUN(DevPtr) DevPtr->DevFn
#define ISERIES_DEVNODE(PciDev) ((struct iSeries_Device_Node*)PciDev->sysdata)
#define EADsMaxAgents 7
/*
* Decodes Linux DevFn to iSeries DevFn, bridge device, or function.
* For Linux, see PCI_SLOT and PCI_FUNC in include/linux/pci.h
*/
#define ISERIES_PCI_AGENTID(idsel, func) \
((idsel & 0x0F) << 4) | (func & 0x07)
#define ISERIES_ENCODE_DEVICE(agentid) \
((0x10) | ((agentid & 0x20) >> 2) | (agentid & 0x07))
#define ISERIES_GET_DEVICE_FROM_SUBBUS(subbus) ((subbus >> 5) & 0x7)
#define ISERIES_GET_FUNCTION_FROM_SUBBUS(subbus) ((subbus >> 2) & 0x7)
/*
* N.B. the ISERIES_DECODE_* macros are not used anywhere, and I think
* the 0x71 (at least) must be wrong - 0x78 maybe? -- paulus.
*/
#define ISERIES_DECODE_DEVFN(linuxdevfn) \
(((linuxdevfn & 0x71) << 1) | (linuxdevfn & 0x07))
#define ISERIES_DECODE_DEVICE(linuxdevfn) \
(((linuxdevfn & 0x38) >> 3) | (((linuxdevfn & 0x40) >> 2) + 0x10))
#define ISERIES_DECODE_FUNCTION(linuxdevfn) \
(linuxdevfn & 0x07)
/*
* Converts Virtual Address to Real Address for Hypervisor calls
*/
#define ISERIES_HV_ADDR(virtaddr) \
(0x8000000000000000 | virt_to_abs(virtaddr))
/*
* iSeries Device Information
*/
struct iSeries_Device_Node {
struct list_head Device_List;
struct pci_dev *PciDev;
union HvDsaMap DsaAddr; /* Direct Select Address */
/* busNumber, subBusNumber, */
/* deviceId, barNumber */
HvAgentId AgentId; /* Hypervisor DevFn */
int DevFn; /* Linux devfn */
int BarOffset;
int Irq; /* Assigned IRQ */
int ReturnCode; /* Return Code Holder */
int IoRetry; /* Current Retry Count */
int Flags; /* Possible flags(disable/bist)*/
u16 Vendor; /* Vendor ID */
u8 LogicalSlot; /* Hv Slot Index for Tces */
struct iommu_table *iommu_table;/* Device TCE Table */
u8 PhbId; /* Phb Card is on. */
u16 Board; /* Board Number */
u8 FrameId; /* iSeries spcn Frame Id */
char CardLocation[4];/* Char format of planar vpd */
char Location[20]; /* Frame 1, Card C10 */
};
extern int iSeries_Device_Information(struct pci_dev*, char*, int);
extern void iSeries_Get_Location_Code(struct iSeries_Device_Node*);
extern int iSeries_Device_ToggleReset(struct pci_dev* PciDev,
int AssertTime, int DelayTime);
#endif /* _ISERIES_64_PCI_H */
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