1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3 * amd8111_edac.h, EDAC defs for AMD8111 hypertransport chip
4 *
5 * Copyright (c) 2008 Wind River Systems, Inc.
6 *
7 * Authors: Cao Qingtao <qingtao.cao@windriver.com>
8 * Benjamin Walsh <benjamin.walsh@windriver.com>
9 * Hu Yongqi <yongqi.hu@windriver.com>
10 */
11
12 #ifndef _AMD8111_EDAC_H_
13 #define _AMD8111_EDAC_H_
14
15 /************************************************************
16 * PCI Bridge Status and Command Register, DevA:0x04
17 ************************************************************/
18 #define REG_PCI_STSCMD 0x04
19 enum pci_stscmd_bits {
20 PCI_STSCMD_SSE = BIT(30),
21 PCI_STSCMD_RMA = BIT(29),
22 PCI_STSCMD_RTA = BIT(28),
23 PCI_STSCMD_SERREN = BIT(8),
24 PCI_STSCMD_CLEAR_MASK = (PCI_STSCMD_SSE |
25 PCI_STSCMD_RMA |
26 PCI_STSCMD_RTA)
27 };
28
29 /************************************************************
30 * PCI Bridge Memory Base-Limit Register, DevA:0x1c
31 ************************************************************/
32 #define REG_MEM_LIM 0x1c
33 enum mem_limit_bits {
34 MEM_LIMIT_DPE = BIT(31),
35 MEM_LIMIT_RSE = BIT(30),
36 MEM_LIMIT_RMA = BIT(29),
37 MEM_LIMIT_RTA = BIT(28),
38 MEM_LIMIT_STA = BIT(27),
39 MEM_LIMIT_MDPE = BIT(24),
40 MEM_LIMIT_CLEAR_MASK = (MEM_LIMIT_DPE |
41 MEM_LIMIT_RSE |
42 MEM_LIMIT_RMA |
43 MEM_LIMIT_RTA |
44 MEM_LIMIT_STA |
45 MEM_LIMIT_MDPE)
46 };
47
48 /************************************************************
49 * HyperTransport Link Control Register, DevA:0xc4
50 ************************************************************/
51 #define REG_HT_LINK 0xc4
52 enum ht_link_bits {
53 HT_LINK_LKFAIL = BIT(4),
54 HT_LINK_CRCFEN = BIT(1),
55 HT_LINK_CLEAR_MASK = (HT_LINK_LKFAIL)
56 };
57
58 /************************************************************
59 * PCI Bridge Interrupt and Bridge Control, DevA:0x3c
60 ************************************************************/
61 #define REG_PCI_INTBRG_CTRL 0x3c
62 enum pci_intbrg_ctrl_bits {
63 PCI_INTBRG_CTRL_DTSERREN = BIT(27),
64 PCI_INTBRG_CTRL_DTSTAT = BIT(26),
65 PCI_INTBRG_CTRL_MARSP = BIT(21),
66 PCI_INTBRG_CTRL_SERREN = BIT(17),
67 PCI_INTBRG_CTRL_PEREN = BIT(16),
68 PCI_INTBRG_CTRL_CLEAR_MASK = (PCI_INTBRG_CTRL_DTSTAT),
69 PCI_INTBRG_CTRL_POLL_MASK = (PCI_INTBRG_CTRL_DTSERREN |
70 PCI_INTBRG_CTRL_MARSP |
71 PCI_INTBRG_CTRL_SERREN)
72 };
73
74 /************************************************************
75 * I/O Control 1 Register, DevB:0x40
76 ************************************************************/
77 #define REG_IO_CTRL_1 0x40
78 enum io_ctrl_1_bits {
79 IO_CTRL_1_NMIONERR = BIT(7),
80 IO_CTRL_1_LPC_ERR = BIT(6),
81 IO_CTRL_1_PW2LPC = BIT(1),
82 IO_CTRL_1_CLEAR_MASK = (IO_CTRL_1_LPC_ERR | IO_CTRL_1_PW2LPC)
83 };
84
85 /************************************************************
86 * Legacy I/O Space Registers
87 ************************************************************/
88 #define REG_AT_COMPAT 0x61
89 enum at_compat_bits {
90 AT_COMPAT_SERR = BIT(7),
91 AT_COMPAT_IOCHK = BIT(6),
92 AT_COMPAT_CLRIOCHK = BIT(3),
93 AT_COMPAT_CLRSERR = BIT(2),
94 };
95
96 struct amd8111_dev_info {
97 u16 err_dev; /* PCI Device ID */
98 struct pci_dev *dev;
99 int edac_idx; /* device index */
100 char *ctl_name;
101 struct edac_device_ctl_info *edac_dev;
102 void (*init)(struct amd8111_dev_info *dev_info);
103 void (*exit)(struct amd8111_dev_info *dev_info);
104 void (*check)(struct edac_device_ctl_info *edac_dev);
105 };
106
107 struct amd8111_pci_info {
108 u16 err_dev; /* PCI Device ID */
109 struct pci_dev *dev;
110 int edac_idx; /* pci index */
111 const char *ctl_name;
112 struct edac_pci_ctl_info *edac_dev;
113 void (*init)(struct amd8111_pci_info *dev_info);
114 void (*exit)(struct amd8111_pci_info *dev_info);
115 void (*check)(struct edac_pci_ctl_info *edac_dev);
116 };
117
118 #endif /* _AMD8111_EDAC_H_ */