From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:49:45 +0200 Subject: Adding upstream version 6.1.76. Signed-off-by: Daniel Baumann --- drivers/edac/amd8131_edac.h | 107 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 107 insertions(+) create mode 100644 drivers/edac/amd8131_edac.h (limited to 'drivers/edac/amd8131_edac.h') diff --git a/drivers/edac/amd8131_edac.h b/drivers/edac/amd8131_edac.h new file mode 100644 index 000000000..5f362abda --- /dev/null +++ b/drivers/edac/amd8131_edac.h @@ -0,0 +1,107 @@ +/* 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 + * Benjamin Walsh + * Hu Yongqi + */ + +#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_ */ + -- cgit v1.2.3