ibmphp.h
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上传日期:2013-04-10
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- #ifndef __IBMPHP_H
- #define __IBMPHP_H
- /*
- * IBM Hot Plug Controller Driver
- *
- * Written By: Jyoti Shah, Tong Yu, Irene Zubarev, IBM Corporation
- *
- * Copyright (c) 2001 Greg Kroah-Hartman (greg@kroah.com)
- * Copyright (c) 2001,2002 IBM Corp.
- *
- * All rights reserved.
- *
- * 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, GOOD TITLE or
- * NON INFRINGEMENT. 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., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- * Send feedback to <gregkh@us.ibm.com>
- *
- */
- #include "pci_hotplug.h"
- extern int ibmphp_debug;
- #if !defined(CONFIG_HOTPLUG_PCI_IBM_MODULE)
- #define MY_NAME "ibmphpd"
- #else
- #define MY_NAME THIS_MODULE->name
- #endif
- #define debug(fmt, arg...) do { if (ibmphp_debug == 1) printk(KERN_DEBUG "%s: " fmt , MY_NAME , ## arg); } while (0)
- #define debug_pci(fmt, arg...) do { if (ibmphp_debug) printk(KERN_DEBUG "%s: " fmt , MY_NAME , ## arg); } while (0)
- #define err(format, arg...) printk(KERN_ERR "%s: " format , MY_NAME , ## arg)
- #define info(format, arg...) printk(KERN_INFO "%s: " format , MY_NAME , ## arg)
- #define warn(format, arg...) printk(KERN_WARNING "%s: " format , MY_NAME , ## arg)
- /* EBDA stuff */
- /***********************************************************
- * SLOT CAPABILITY *
- ***********************************************************/
- #define EBDA_SLOT_133_MAX 0x20
- #define EBDA_SLOT_100_MAX 0x10
- #define EBDA_SLOT_66_MAX 0x02
- #define EBDA_SLOT_PCIX_CAP 0x08
- /************************************************************
- * RESOURE TYPE *
- ************************************************************/
- #define EBDA_RSRC_TYPE_MASK 0x03
- #define EBDA_IO_RSRC_TYPE 0x00
- #define EBDA_MEM_RSRC_TYPE 0x01
- #define EBDA_PFM_RSRC_TYPE 0x03
- #define EBDA_RES_RSRC_TYPE 0x02
- /*************************************************************
- * IO RESTRICTION TYPE *
- *************************************************************/
- #define EBDA_IO_RESTRI_MASK 0x0c
- #define EBDA_NO_RESTRI 0x00
- #define EBDA_AVO_VGA_ADDR 0x04
- #define EBDA_AVO_VGA_ADDR_AND_ALIA 0x08
- #define EBDA_AVO_ISA_ADDR 0x0c
- /**************************************************************
- * DEVICE TYPE DEF *
- **************************************************************/
- #define EBDA_DEV_TYPE_MASK 0x10
- #define EBDA_PCI_DEV 0x10
- #define EBDA_NON_PCI_DEV 0x00
- /***************************************************************
- * PRIMARY DEF DEFINITION *
- ***************************************************************/
- #define EBDA_PRI_DEF_MASK 0x20
- #define EBDA_PRI_PCI_BUS_INFO 0x20
- #define EBDA_NORM_DEV_RSRC_INFO 0x00
- //--------------------------------------------------------------
- // RIO TABLE DATA STRUCTURE
- //--------------------------------------------------------------
- struct rio_table_hdr {
- u8 ver_num;
- u8 scal_count;
- u8 riodev_count;
- u16 offset;
- };
- //-------------------------------------------------------------
- // SCALABILITY DETAIL
- //-------------------------------------------------------------
- struct scal_detail {
- u8 node_id;
- u32 cbar;
- u8 port0_node_connect;
- u8 port0_port_connect;
- u8 port1_node_connect;
- u8 port1_port_connect;
- u8 port2_node_connect;
- u8 port2_port_connect;
- u8 chassis_num;
- // struct list_head scal_detail_list;
- };
- //--------------------------------------------------------------
- // RIO DETAIL
- //--------------------------------------------------------------
- struct rio_detail {
- u8 rio_node_id;
- u32 bbar;
- u8 rio_type;
- u8 owner_id;
- u8 port0_node_connect;
- u8 port0_port_connect;
- u8 port1_node_connect;
- u8 port1_port_connect;
- u8 first_slot_num;
- u8 status;
- u8 wpindex;
- u8 chassis_num;
- struct list_head rio_detail_list;
- };
- struct opt_rio {
- u8 rio_type;
- u8 chassis_num;
- u8 first_slot_num;
- u8 middle_num;
- struct list_head opt_rio_list;
- };
- struct opt_rio_lo {
- u8 rio_type;
- u8 chassis_num;
- u8 first_slot_num;
- u8 middle_num;
- u8 pack_count;
- struct list_head opt_rio_lo_list;
- };
- /****************************************************************
- * HPC DESCRIPTOR NODE *
- ****************************************************************/
- struct ebda_hpc_list {
- u8 format;
- u16 num_ctlrs;
- short phys_addr;
- // struct list_head ebda_hpc_list;
- };
- /*****************************************************************
- * IN HPC DATA STRUCTURE, THE ASSOCIATED SLOT AND BUS *
- * STRUCTURE *
- *****************************************************************/
- struct ebda_hpc_slot {
- u8 slot_num;
- u32 slot_bus_num;
- u8 ctl_index;
- u8 slot_cap;
- };
- struct ebda_hpc_bus {
- u32 bus_num;
- u8 slots_at_33_conv;
- u8 slots_at_66_conv;
- u8 slots_at_66_pcix;
- u8 slots_at_100_pcix;
- u8 slots_at_133_pcix;
- };
- /********************************************************************
- * THREE TYPE OF HOT PLUG CONTROLER *
- ********************************************************************/
- struct isa_ctlr_access {
- u16 io_start;
- u16 io_end;
- };
- struct pci_ctlr_access {
- u8 bus;
- u8 dev_fun;
- };
- struct wpeg_i2c_ctlr_access {
- ulong wpegbbar;
- u8 i2c_addr;
- };
- #define HPC_DEVICE_ID 0x0246
- #define HPC_SUBSYSTEM_ID 0x0247
- #define HPC_PCI_OFFSET 0x40
- /*************************************************************************
- * RSTC DESCRIPTOR NODE *
- *************************************************************************/
- struct ebda_rsrc_list {
- u8 format;
- u16 num_entries;
- u16 phys_addr;
- struct ebda_rsrc_list *next;
- };
- /***************************************************************************
- * PCI RSRC NODE *
- ***************************************************************************/
- struct ebda_pci_rsrc {
- u8 rsrc_type;
- u8 bus_num;
- u8 dev_fun;
- u32 start_addr;
- u32 end_addr;
- u8 marked; /* for NVRAM */
- struct list_head ebda_pci_rsrc_list;
- };
- /***********************************************************
- * BUS_INFO DATE STRUCTURE *
- ***********************************************************/
- struct bus_info {
- u8 slot_min;
- u8 slot_max;
- u8 slot_count;
- u8 busno;
- u8 controller_id;
- u8 current_speed;
- u8 current_bus_mode;
- u8 index;
- u8 slots_at_33_conv;
- u8 slots_at_66_conv;
- u8 slots_at_66_pcix;
- u8 slots_at_100_pcix;
- u8 slots_at_133_pcix;
- struct list_head bus_info_list;
- };
- /***********************************************************
- * GLOBAL VARIABLES *
- ***********************************************************/
- extern struct list_head ibmphp_ebda_pci_rsrc_head;
- extern struct list_head ibmphp_slot_head;
- extern struct list_head ibmphp_res_head;
- /***********************************************************
- * FUNCTION PROTOTYPES *
- ***********************************************************/
- extern void ibmphp_free_ebda_hpc_queue (void);
- extern int ibmphp_access_ebda (void);
- extern struct slot *ibmphp_get_slot_from_physical_num (u8);
- extern int ibmphp_get_total_hp_slots (void);
- extern void ibmphp_free_ibm_slot (struct slot *);
- extern void ibmphp_free_bus_info_queue (void);
- extern void ibmphp_free_ebda_pci_rsrc_queue (void);
- extern struct bus_info *ibmphp_find_same_bus_num (u32);
- extern int ibmphp_get_bus_index (u8);
- extern u16 ibmphp_get_total_controllers (void);
- extern int ibmphp_register_pci (void);
- /* passed parameters */
- #define MEM 0
- #define IO 1
- #define PFMEM 2
- /* bit masks */
- #define RESTYPE 0x03
- #define IOMASK 0x00 /* will need to take its complement */
- #define MMASK 0x01
- #define PFMASK 0x03
- #define PCIDEVMASK 0x10 /* we should always have PCI devices */
- #define PRIMARYBUSMASK 0x20
- /* pci specific defines */
- #define PCI_VENDOR_ID_NOTVALID 0xFFFF
- #define PCI_HEADER_TYPE_MULTIDEVICE 0x80
- #define PCI_HEADER_TYPE_MULTIBRIDGE 0x81
- #define LATENCY 0x64
- #define CACHE 64
- #define DEVICEENABLE 0x015F /* CPQ has 0x0157 */
- #define IOBRIDGE 0x1000 /* 4k */
- #define MEMBRIDGE 0x100000 /* 1M */
- /* irqs */
- #define SCSI_IRQ 0x09
- #define LAN_IRQ 0x0A
- #define OTHER_IRQ 0x0B
- /* Data Structures */
- /* type is of the form x x xx xx
- * | | | |_ 00 - I/O, 01 - Memory, 11 - PFMemory
- * | | - 00 - No Restrictions, 01 - Avoid VGA, 10 - Avoid
- * | | VGA and their aliases, 11 - Avoid ISA
- * | - 1 - PCI device, 0 - non pci device
- * - 1 - Primary PCI Bus Information (0 if Normal device)
- * the IO restrictions [2:3] are only for primary buses
- */
- /* we need this struct because there could be several resource blocks
- * allocated per primary bus in the EBDA
- */
- struct range_node {
- int rangeno;
- u32 start;
- u32 end;
- struct range_node *next;
- };
- struct bus_node {
- u8 busno;
- int noIORanges;
- struct range_node *rangeIO;
- int noMemRanges;
- struct range_node *rangeMem;
- int noPFMemRanges;
- struct range_node *rangePFMem;
- int needIOUpdate;
- int needMemUpdate;
- int needPFMemUpdate;
- struct resource_node *firstIO; /* first IO resource on the Bus */
- struct resource_node *firstMem; /* first memory resource on the Bus */
- struct resource_node *firstPFMem; /* first prefetchable memory resource on the Bus */
- struct resource_node *firstPFMemFromMem; /* when run out of pfmem available, taking from Mem */
- struct list_head bus_list;
- };
- struct resource_node {
- int rangeno;
- u8 busno;
- u8 devfunc;
- u32 start;
- u32 end;
- u32 len;
- int type; /* MEM, IO, PFMEM */
- u8 fromMem; /* this is to indicate that the range is from
- * from the Memory bucket rather than from PFMem */
- struct resource_node *next;
- struct resource_node *nextRange; /* for the other mem range on bus */
- };
- struct res_needed {
- u32 mem;
- u32 pfmem;
- u32 io;
- u8 not_correct; /* needed for return */
- int devices[32]; /* for device numbers behind this bridge */
- };
- /* functions */
- extern int ibmphp_rsrc_init (void);
- extern int ibmphp_add_resource (struct resource_node *);
- extern int ibmphp_remove_resource (struct resource_node *);
- extern int ibmphp_find_resource (struct bus_node *, u32, struct resource_node **, int);
- extern int ibmphp_check_resource (struct resource_node *, u8);
- extern int ibmphp_remove_bus (struct bus_node *, u8);
- extern void ibmphp_free_resources (void);
- extern int ibmphp_add_pfmem_from_mem (struct resource_node *);
- extern struct bus_node *ibmphp_find_res_bus (u8);
- extern void ibmphp_print_test (void); /* for debugging purposes */
- extern void ibmphp_hpc_initvars (void);
- extern int ibmphp_hpc_readslot (struct slot *, u8, u8 *);
- extern int ibmphp_hpc_writeslot (struct slot *, u8);
- extern void ibmphp_lock_operations (void);
- extern void ibmphp_unlock_operations (void);
- extern int ibmphp_hpc_fillhpslotinfo (struct hotplug_slot *);
- extern int ibmphp_hpc_start_poll_thread (void);
- extern void ibmphp_hpc_stop_poll_thread (void);
- //----------------------------------------------------------------------------
- //----------------------------------------------------------------------------
- // HPC return codes
- //----------------------------------------------------------------------------
- #define FALSE 0x00
- #define TRUE 0x01
- #define HPC_ERROR 0xFF
- //-----------------------------------------------------------------------------
- // BUS INFO
- //-----------------------------------------------------------------------------
- #define BUS_SPEED 0x30
- #define BUS_MODE 0x40
- #define BUS_MODE_PCIX 0x01
- #define BUS_MODE_PCI 0x00
- #define BUS_SPEED_2 0x20
- #define BUS_SPEED_1 0x10
- #define BUS_SPEED_33 0x00
- #define BUS_SPEED_66 0x01
- #define BUS_SPEED_100 0x02
- #define BUS_SPEED_133 0x03
- #define BUS_SPEED_66PCIX 0x04
- #define BUS_SPEED_66UNKNOWN 0x05
- #define BUS_STATUS_AVAILABLE 0x01
- #define BUS_CONTROL_AVAILABLE 0x02
- #define SLOT_LATCH_REGS_SUPPORTED 0x10
- #define PRGM_MODEL_REV_LEVEL 0xF0
- #define MAX_ADAPTER_NONE 0x09
- //----------------------------------------------------------------------------
- // HPC 'write' operations/commands
- //----------------------------------------------------------------------------
- // Command Code State Write to reg
- // Machine at index
- //------------------------- ---- ------- ------------
- #define HPC_CTLR_ENABLEIRQ 0x00 // N 15
- #define HPC_CTLR_DISABLEIRQ 0x01 // N 15
- #define HPC_SLOT_OFF 0x02 // Y 0-14
- #define HPC_SLOT_ON 0x03 // Y 0-14
- #define HPC_SLOT_ATTNOFF 0x04 // N 0-14
- #define HPC_SLOT_ATTNON 0x05 // N 0-14
- #define HPC_CTLR_CLEARIRQ 0x06 // N 15
- #define HPC_CTLR_RESET 0x07 // Y 15
- #define HPC_CTLR_IRQSTEER 0x08 // N 15
- #define HPC_BUS_33CONVMODE 0x09 // Y 31-34
- #define HPC_BUS_66CONVMODE 0x0A // Y 31-34
- #define HPC_BUS_66PCIXMODE 0x0B // Y 31-34
- #define HPC_BUS_100PCIXMODE 0x0C // Y 31-34
- #define HPC_BUS_133PCIXMODE 0x0D // Y 31-34
- #define HPC_ALLSLOT_OFF 0x11 // Y 15
- #define HPC_ALLSLOT_ON 0x12 // Y 15
- #define HPC_SLOT_BLINKLED 0x13 // N 0-14
- //----------------------------------------------------------------------------
- // read commands
- //----------------------------------------------------------------------------
- #define READ_SLOTSTATUS 0x01
- #define READ_EXTSLOTSTATUS 0x02
- #define READ_BUSSTATUS 0x03
- #define READ_CTLRSTATUS 0x04
- #define READ_ALLSTAT 0x05
- #define READ_ALLSLOT 0x06
- #define READ_SLOTLATCHLOWREG 0x07
- #define READ_REVLEVEL 0x08
- #define READ_HPCOPTIONS 0x09
- //----------------------------------------------------------------------------
- // slot status
- //----------------------------------------------------------------------------
- #define HPC_SLOT_POWER 0x01
- #define HPC_SLOT_CONNECT 0x02
- #define HPC_SLOT_ATTN 0x04
- #define HPC_SLOT_PRSNT2 0x08
- #define HPC_SLOT_PRSNT1 0x10
- #define HPC_SLOT_PWRGD 0x20
- #define HPC_SLOT_BUS_SPEED 0x40
- #define HPC_SLOT_LATCH 0x80
- //----------------------------------------------------------------------------
- // HPC_SLOT_POWER status return codes
- //----------------------------------------------------------------------------
- #define HPC_SLOT_POWER_OFF 0x00
- #define HPC_SLOT_POWER_ON 0x01
- //----------------------------------------------------------------------------
- // HPC_SLOT_CONNECT status return codes
- //----------------------------------------------------------------------------
- #define HPC_SLOT_CONNECTED 0x00
- #define HPC_SLOT_DISCONNECTED 0x01
- //----------------------------------------------------------------------------
- // HPC_SLOT_ATTN status return codes
- //----------------------------------------------------------------------------
- #define HPC_SLOT_ATTN_OFF 0x00
- #define HPC_SLOT_ATTN_ON 0x01
- #define HPC_SLOT_ATTN_BLINK 0x02
- //----------------------------------------------------------------------------
- // HPC_SLOT_PRSNT status return codes
- //----------------------------------------------------------------------------
- #define HPC_SLOT_EMPTY 0x00
- #define HPC_SLOT_PRSNT_7 0x01
- #define HPC_SLOT_PRSNT_15 0x02
- #define HPC_SLOT_PRSNT_25 0x03
- //----------------------------------------------------------------------------
- // HPC_SLOT_PWRGD status return codes
- //----------------------------------------------------------------------------
- #define HPC_SLOT_PWRGD_FAULT_NONE 0x00
- #define HPC_SLOT_PWRGD_GOOD 0x01
- //----------------------------------------------------------------------------
- // HPC_SLOT_BUS_SPEED status return codes
- //----------------------------------------------------------------------------
- #define HPC_SLOT_BUS_SPEED_OK 0x00
- #define HPC_SLOT_BUS_SPEED_MISM 0x01
- //----------------------------------------------------------------------------
- // HPC_SLOT_LATCH status return codes
- //----------------------------------------------------------------------------
- #define HPC_SLOT_LATCH_OPEN 0x01 // NOTE : in PCI spec bit off = open
- #define HPC_SLOT_LATCH_CLOSED 0x00 // NOTE : in PCI spec bit on = closed
- //----------------------------------------------------------------------------
- // extended slot status
- //----------------------------------------------------------------------------
- #define HPC_SLOT_PCIX 0x01
- #define HPC_SLOT_SPEED1 0x02
- #define HPC_SLOT_SPEED2 0x04
- #define HPC_SLOT_BLINK_ATTN 0x08
- #define HPC_SLOT_RSRVD1 0x10
- #define HPC_SLOT_RSRVD2 0x20
- #define HPC_SLOT_BUS_MODE 0x40
- #define HPC_SLOT_RSRVD3 0x80
- //----------------------------------------------------------------------------
- // HPC_XSLOT_PCIX_CAP status return codes
- //----------------------------------------------------------------------------
- #define HPC_SLOT_PCIX_NO 0x00
- #define HPC_SLOT_PCIX_YES 0x01
- //----------------------------------------------------------------------------
- // HPC_XSLOT_SPEED status return codes
- //----------------------------------------------------------------------------
- #define HPC_SLOT_SPEED_33 0x00
- #define HPC_SLOT_SPEED_66 0x01
- #define HPC_SLOT_SPEED_133 0x02
- //----------------------------------------------------------------------------
- // HPC_XSLOT_ATTN_BLINK status return codes
- //----------------------------------------------------------------------------
- #define HPC_SLOT_ATTN_BLINK_OFF 0x00
- #define HPC_SLOT_ATTN_BLINK_ON 0x01
- //----------------------------------------------------------------------------
- // HPC_XSLOT_BUS_MODE status return codes
- //----------------------------------------------------------------------------
- #define HPC_SLOT_BUS_MODE_OK 0x00
- #define HPC_SLOT_BUS_MODE_MISM 0x01
- //----------------------------------------------------------------------------
- // Controller status
- //----------------------------------------------------------------------------
- #define HPC_CTLR_WORKING 0x01
- #define HPC_CTLR_FINISHED 0x02
- #define HPC_CTLR_RESULT0 0x04
- #define HPC_CTLR_RESULT1 0x08
- #define HPC_CTLR_RESULE2 0x10
- #define HPC_CTLR_RESULT3 0x20
- #define HPC_CTLR_IRQ_ROUTG 0x40
- #define HPC_CTLR_IRQ_PENDG 0x80
- //----------------------------------------------------------------------------
- // HPC_CTLR_WROKING status return codes
- //----------------------------------------------------------------------------
- #define HPC_CTLR_WORKING_NO 0x00
- #define HPC_CTLR_WORKING_YES 0x01
- //----------------------------------------------------------------------------
- // HPC_CTLR_FINISHED status return codes
- //----------------------------------------------------------------------------
- #define HPC_CTLR_FINISHED_NO 0x00
- #define HPC_CTLR_FINISHED_YES 0x01
- //----------------------------------------------------------------------------
- // HPC_CTLR_RESULT status return codes
- //----------------------------------------------------------------------------
- #define HPC_CTLR_RESULT_SUCCESS 0x00
- #define HPC_CTLR_RESULT_FAILED 0x01
- #define HPC_CTLR_RESULT_RSVD 0x02
- #define HPC_CTLR_RESULT_NORESP 0x03
- //----------------------------------------------------------------------------
- // macro for slot info
- //----------------------------------------------------------------------------
- #define SLOT_POWER(s) ((u8) ((s & HPC_SLOT_POWER)
- ? HPC_SLOT_POWER_ON : HPC_SLOT_POWER_OFF))
- #define SLOT_CONNECT(s) ((u8) ((s & HPC_SLOT_CONNECT)
- ? HPC_SLOT_DISCONNECTED : HPC_SLOT_CONNECTED))
- #define SLOT_ATTN(s,es) ((u8) ((es & HPC_SLOT_BLINK_ATTN)
- ? HPC_SLOT_ATTN_BLINK
- : ((s & HPC_SLOT_ATTN) ? HPC_SLOT_ATTN_ON : HPC_SLOT_ATTN_OFF)))
- #define SLOT_PRESENT(s) ((u8) ((s & HPC_SLOT_PRSNT1)
- ? ((s & HPC_SLOT_PRSNT2) ? HPC_SLOT_EMPTY : HPC_SLOT_PRSNT_15)
- : ((s & HPC_SLOT_PRSNT2) ? HPC_SLOT_PRSNT_25 : HPC_SLOT_PRSNT_7)))
- #define SLOT_PWRGD(s) ((u8) ((s & HPC_SLOT_PWRGD)
- ? HPC_SLOT_PWRGD_GOOD : HPC_SLOT_PWRGD_FAULT_NONE))
- #define SLOT_BUS_SPEED(s) ((u8) ((s & HPC_SLOT_BUS_SPEED)
- ? HPC_SLOT_BUS_SPEED_MISM : HPC_SLOT_BUS_SPEED_OK))
- #define SLOT_LATCH(s) ((u8) ((s & HPC_SLOT_LATCH)
- ? HPC_SLOT_LATCH_CLOSED : HPC_SLOT_LATCH_OPEN))
- #define SLOT_PCIX(es) ((u8) ((es & HPC_SLOT_PCIX)
- ? HPC_SLOT_PCIX_YES : HPC_SLOT_PCIX_NO))
- #define SLOT_SPEED(es) ((u8) ((es & HPC_SLOT_SPEED2)
- ? ((es & HPC_SLOT_SPEED1) ? HPC_SLOT_SPEED_133
- : HPC_SLOT_SPEED_66)
- : HPC_SLOT_SPEED_33))
- #define SLOT_BUS_MODE(es) ((u8) ((es & HPC_SLOT_BUS_MODE)
- ? HPC_SLOT_BUS_MODE_MISM : HPC_SLOT_BUS_MODE_OK))
- //--------------------------------------------------------------------------
- // macro for bus info
- //---------------------------------------------------------------------------
- #define CURRENT_BUS_SPEED(s) ((u8) (s & BUS_SPEED_2)
- ? ((s & BUS_SPEED_1) ? BUS_SPEED_133 : BUS_SPEED_100)
- : ((s & BUS_SPEED_1) ? BUS_SPEED_66 : BUS_SPEED_33))
- #define CURRENT_BUS_MODE(s) ((u8) (s & BUS_MODE) ? BUS_MODE_PCIX : BUS_MODE_PCI)
- #define READ_BUS_STATUS(s) ((u8) (s->options & BUS_STATUS_AVAILABLE))
- #define READ_BUS_MODE(s) ((s->revision & PRGM_MODEL_REV_LEVEL) >= 0x20)
- #define SET_BUS_STATUS(s) ((u8) (s->options & BUS_CONTROL_AVAILABLE))
- #define READ_SLOT_LATCH(s) ((u8) (s->options & SLOT_LATCH_REGS_SUPPORTED))
- //----------------------------------------------------------------------------
- // macro for controller info
- //----------------------------------------------------------------------------
- #define CTLR_WORKING(c) ((u8) ((c & HPC_CTLR_WORKING)
- ? HPC_CTLR_WORKING_YES : HPC_CTLR_WORKING_NO))
- #define CTLR_FINISHED(c) ((u8) ((c & HPC_CTLR_FINISHED)
- ? HPC_CTLR_FINISHED_YES : HPC_CTLR_FINISHED_NO))
- #define CTLR_RESULT(c) ((u8) ((c & HPC_CTLR_RESULT1)
- ? ((c & HPC_CTLR_RESULT0) ? HPC_CTLR_RESULT_NORESP
- : HPC_CTLR_RESULT_RSVD)
- : ((c & HPC_CTLR_RESULT0) ? HPC_CTLR_RESULT_FAILED
- : HPC_CTLR_RESULT_SUCCESS)))
- // command that affect the state machine of HPC
- #define NEEDTOCHECK_CMDSTATUS(c) ((c == HPC_SLOT_OFF) ||
- (c == HPC_SLOT_ON) ||
- (c == HPC_CTLR_RESET) ||
- (c == HPC_BUS_33CONVMODE) ||
- (c == HPC_BUS_66CONVMODE) ||
- (c == HPC_BUS_66PCIXMODE) ||
- (c == HPC_BUS_100PCIXMODE) ||
- (c == HPC_BUS_133PCIXMODE) ||
- (c == HPC_ALLSLOT_OFF) ||
- (c == HPC_ALLSLOT_ON))
- /* Core part of the driver */
- #define ENABLE 1
- #define DISABLE 0
- #define ADD 0
- #define REMOVE 1
- #define DETAIL 2
- #define MAX_OPS 3
- #define CARD_INFO 0x07
- #define PCIX133 0x07
- #define PCIX66 0x05
- #define PCI66 0x04
- extern struct pci_ops *ibmphp_pci_root_ops;
- /* Variables */
- struct pci_func {
- struct pci_dev *dev; /* from the OS */
- u8 busno;
- u8 device;
- u8 function;
- struct resource_node *io[6];
- struct resource_node *mem[6];
- struct resource_node *pfmem[6];
- struct pci_func *next;
- int devices[32]; /* for bridge config */
- u8 irq[4]; /* for interrupt config */
- u8 bus; /* flag for unconfiguring, to say if PPB */
- };
- struct slot {
- u8 bus;
- u8 device;
- u8 number;
- u8 real_physical_slot_num;
- char name[100];
- u32 capabilities;
- u8 supported_speed;
- u8 supported_bus_mode;
- struct hotplug_slot *hotplug_slot;
- struct controller *ctrl;
- struct pci_func *func;
- u8 irq[4];
- u8 flag; /* this is for disable slot and polling */
- int bit_mode; /* 0 = 32, 1 = 64 */
- u8 ctlr_index;
- struct bus_info *bus_on;
- struct list_head ibm_slot_list;
- u8 status;
- u8 ext_status;
- u8 busstatus;
- };
- struct controller {
- struct ebda_hpc_slot *slots;
- struct ebda_hpc_bus *buses;
- struct pci_dev *ctrl_dev; /* in case where controller is PCI */
- u8 starting_slot_num; /* starting and ending slot #'s this ctrl controls*/
- u8 ending_slot_num;
- u8 revision;
- u8 options; /* which options HPC supports */
- u8 status;
- u8 ctlr_id;
- u8 slot_count;
- u8 bus_count;
- u8 ctlr_relative_id;
- u32 irq;
- union {
- struct isa_ctlr_access isa_ctlr;
- struct pci_ctlr_access pci_ctlr;
- struct wpeg_i2c_ctlr_access wpeg_ctlr;
- } u;
- u8 ctlr_type;
- struct list_head ebda_hpc_list;
- };
- /* Functions */
- extern int ibmphp_init_devno (struct slot **); /* This function is called from EBDA, so we need it not be static */
- extern int ibmphp_disable_slot (struct hotplug_slot *); /* This function is called from HPC, so we need it to not be static */
- extern int ibmphp_update_slot_info (struct slot *); /* This function is called from HPC, so we need it to not be be static */
- extern int ibmphp_configure_card (struct pci_func *, u8);
- extern int ibmphp_unconfigure_card (struct slot **, int);
- extern struct hotplug_slot_ops ibmphp_hotplug_slot_ops;
- static inline void long_delay (int delay)
- {
- set_current_state (TASK_INTERRUPTIBLE);
- schedule_timeout (delay);
- }
- #endif //__IBMPHP_H