2009-04-03 03:58:49 +04:00
/*
* amd8131_edac . h , EDAC defs for AMD8131 hypertransport chip
*
* Copyright ( c ) 2008 Wind River Systems , Inc .
*
* Authors : Cao Qingtao < qingtao . cao @ windriver . com >
* Benjamin Walsh < benjamin . walsh @ windriver . com >
* Hu Yongqi < yongqi . hu @ windriver . com >
*
* This program is free software ; you can redistribute it and / or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation .
*
* 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
*/
# ifndef _AMD8131_EDAC_H_
# define _AMD8131_EDAC_H_
# define DEVFN_PCIX_BRIDGE_NORTH_A 8
# define DEVFN_PCIX_BRIDGE_NORTH_B 16
# define DEVFN_PCIX_BRIDGE_SOUTH_A 24
# define DEVFN_PCIX_BRIDGE_SOUTH_B 32
/************************************************************
* PCI - X Bridge Status and Command Register , DevA : 0x04
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
# define REG_STS_CMD 0x04
enum sts_cmd_bits {
STS_CMD_SSE = BIT ( 30 ) ,
STS_CMD_SERREN = BIT ( 8 )
} ;
/************************************************************
* PCI - X Bridge Interrupt and Bridge Control Register ,
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
# define REG_INT_CTLR 0x3c
enum int_ctlr_bits {
INT_CTLR_DTSE = BIT ( 27 ) ,
INT_CTLR_DTS = BIT ( 26 ) ,
INT_CTLR_SERR = BIT ( 17 ) ,
INT_CTLR_PERR = BIT ( 16 )
} ;
/************************************************************
* PCI - X Bridge Memory Base - Limit Register , DevA : 0x1C
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
# define REG_MEM_LIM 0x1c
enum mem_limit_bits {
MEM_LIMIT_DPE = BIT ( 31 ) ,
MEM_LIMIT_RSE = BIT ( 30 ) ,
MEM_LIMIT_RMA = BIT ( 29 ) ,
MEM_LIMIT_RTA = BIT ( 28 ) ,
MEM_LIMIT_STA = BIT ( 27 ) ,
MEM_LIMIT_MDPE = BIT ( 24 ) ,
MEM_LIMIT_MASK = MEM_LIMIT_DPE | MEM_LIMIT_RSE | MEM_LIMIT_RMA |
MEM_LIMIT_RTA | MEM_LIMIT_STA | MEM_LIMIT_MDPE
} ;
/************************************************************
* Link Configuration And Control Register , side A
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
# define REG_LNK_CTRL_A 0xc4
/************************************************************
* Link Configuration And Control Register , side B
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
# define REG_LNK_CTRL_B 0xc8
enum lnk_ctrl_bits {
LNK_CTRL_CRCERR_A = BIT ( 9 ) ,
LNK_CTRL_CRCERR_B = BIT ( 8 ) ,
LNK_CTRL_CRCFEN = BIT ( 1 )
} ;
enum pcix_bridge_inst {
NORTH_A = 0 ,
NORTH_B = 1 ,
SOUTH_A = 2 ,
SOUTH_B = 3 ,
NO_BRIDGE = 4
} ;
struct amd8131_dev_info {
int devfn ;
enum pcix_bridge_inst inst ;
struct pci_dev * dev ;
int edac_idx ; /* pci device index */
char * ctl_name ;
struct edac_pci_ctl_info * edac_dev ;
} ;
/*
* AMD8131 chipset has two pairs of PCIX Bridge and related IOAPIC
tree-wide: fix comment/printk typos
"gadget", "through", "command", "maintain", "maintain", "controller", "address",
"between", "initiali[zs]e", "instead", "function", "select", "already",
"equal", "access", "management", "hierarchy", "registration", "interest",
"relative", "memory", "offset", "already",
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2010-11-01 22:38:34 +03:00
* Controller , and ATCA - 6101 has two AMD8131 chipsets , so there are
2009-04-03 03:58:49 +04:00
* four PCIX Bridges on ATCA - 6101 altogether .
*
* These PCIX Bridges share the same PCI Device ID and are all of
* Function Zero , they could be discrimated by their pci_dev - > devfn .
* They share the same set of init / check / exit methods , and their
* private structures are collected in the devices [ ] array .
*/
struct amd8131_info {
u16 err_dev ; /* PCI Device ID for AMD8131 APIC*/
struct amd8131_dev_info * devices ;
void ( * init ) ( struct amd8131_dev_info * dev_info ) ;
void ( * exit ) ( struct amd8131_dev_info * dev_info ) ;
void ( * check ) ( struct edac_pci_ctl_info * edac_dev ) ;
} ;
# endif /* _AMD8131_EDAC_H_ */
