linux/drivers/edac/amd8131_edac.h
Thomas Gleixner 4505153954 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 333
Based on 1 normalized pattern(s):

  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

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 136 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190530000436.384967451@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-05 17:37:06 +02:00

107 lines
3.1 KiB
C

/* SPDX-License-Identifier: GPL-2.0-only */
/*
* 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>
*/
#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
* Controller, and ATCA-6101 has two AMD8131 chipsets, so there are
* 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_ */