1/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
2/*
3 * Copyright (c) 2003-2022, Intel Corporation. All rights reserved.
4 * Intel Management Engine Interface (Intel MEI) Linux driver
5 */
6#ifndef _MEI_HW_MEI_REGS_H_
7#define _MEI_HW_MEI_REGS_H_
8
9/*
10 * MEI device IDs
11 */
12#define MEI_DEV_ID_82946GZ 0x2974 /* 82946GZ/GL */
13#define MEI_DEV_ID_82G35 0x2984 /* 82G35 Express */
14#define MEI_DEV_ID_82Q965 0x2994 /* 82Q963/Q965 */
15#define MEI_DEV_ID_82G965 0x29A4 /* 82P965/G965 */
16
17#define MEI_DEV_ID_82GM965 0x2A04 /* Mobile PM965/GM965 */
18#define MEI_DEV_ID_82GME965 0x2A14 /* Mobile GME965/GLE960 */
19
20#define MEI_DEV_ID_ICH9_82Q35 0x29B4 /* 82Q35 Express */
21#define MEI_DEV_ID_ICH9_82G33 0x29C4 /* 82G33/G31/P35/P31 Express */
22#define MEI_DEV_ID_ICH9_82Q33 0x29D4 /* 82Q33 Express */
23#define MEI_DEV_ID_ICH9_82X38 0x29E4 /* 82X38/X48 Express */
24#define MEI_DEV_ID_ICH9_3200 0x29F4 /* 3200/3210 Server */
25
26#define MEI_DEV_ID_ICH9_6 0x28B4 /* Bearlake */
27#define MEI_DEV_ID_ICH9_7 0x28C4 /* Bearlake */
28#define MEI_DEV_ID_ICH9_8 0x28D4 /* Bearlake */
29#define MEI_DEV_ID_ICH9_9 0x28E4 /* Bearlake */
30#define MEI_DEV_ID_ICH9_10 0x28F4 /* Bearlake */
31
32#define MEI_DEV_ID_ICH9M_1 0x2A44 /* Cantiga */
33#define MEI_DEV_ID_ICH9M_2 0x2A54 /* Cantiga */
34#define MEI_DEV_ID_ICH9M_3 0x2A64 /* Cantiga */
35#define MEI_DEV_ID_ICH9M_4 0x2A74 /* Cantiga */
36
37#define MEI_DEV_ID_ICH10_1 0x2E04 /* Eaglelake */
38#define MEI_DEV_ID_ICH10_2 0x2E14 /* Eaglelake */
39#define MEI_DEV_ID_ICH10_3 0x2E24 /* Eaglelake */
40#define MEI_DEV_ID_ICH10_4 0x2E34 /* Eaglelake */
41
42#define MEI_DEV_ID_IBXPK_1 0x3B64 /* Calpella */
43#define MEI_DEV_ID_IBXPK_2 0x3B65 /* Calpella */
44
45#define MEI_DEV_ID_CPT_1 0x1C3A /* Couger Point */
46#define MEI_DEV_ID_PBG_1 0x1D3A /* C600/X79 Patsburg */
47
48#define MEI_DEV_ID_PPT_1 0x1E3A /* Panther Point */
49#define MEI_DEV_ID_PPT_2 0x1CBA /* Panther Point */
50#define MEI_DEV_ID_PPT_3 0x1DBA /* Panther Point */
51
52#define MEI_DEV_ID_LPT_H 0x8C3A /* Lynx Point H */
53#define MEI_DEV_ID_LPT_W 0x8D3A /* Lynx Point - Wellsburg */
54#define MEI_DEV_ID_LPT_LP 0x9C3A /* Lynx Point LP */
55#define MEI_DEV_ID_LPT_HR 0x8CBA /* Lynx Point H Refresh */
56
57#define MEI_DEV_ID_WPT_LP 0x9CBA /* Wildcat Point LP */
58#define MEI_DEV_ID_WPT_LP_2 0x9CBB /* Wildcat Point LP 2 */
59
60#define MEI_DEV_ID_SPT 0x9D3A /* Sunrise Point */
61#define MEI_DEV_ID_SPT_2 0x9D3B /* Sunrise Point 2 */
62#define MEI_DEV_ID_SPT_3 0x9D3E /* Sunrise Point 3 (iToutch) */
63#define MEI_DEV_ID_SPT_H 0xA13A /* Sunrise Point H */
64#define MEI_DEV_ID_SPT_H_2 0xA13B /* Sunrise Point H 2 */
65
66#define MEI_DEV_ID_LBG 0xA1BA /* Lewisburg (SPT) */
67
68#define MEI_DEV_ID_BXT_M 0x1A9A /* Broxton M */
69#define MEI_DEV_ID_APL_I 0x5A9A /* Apollo Lake I */
70
71#define MEI_DEV_ID_DNV_IE 0x19E5 /* Denverton IE */
72
73#define MEI_DEV_ID_GLK 0x319A /* Gemini Lake */
74
75#define MEI_DEV_ID_KBP 0xA2BA /* Kaby Point */
76#define MEI_DEV_ID_KBP_2 0xA2BB /* Kaby Point 2 */
77#define MEI_DEV_ID_KBP_3 0xA2BE /* Kaby Point 3 (iTouch) */
78
79#define MEI_DEV_ID_CNP_LP 0x9DE0 /* Cannon Point LP */
80#define MEI_DEV_ID_CNP_LP_3 0x9DE4 /* Cannon Point LP 3 (iTouch) */
81#define MEI_DEV_ID_CNP_H 0xA360 /* Cannon Point H */
82#define MEI_DEV_ID_CNP_H_3 0xA364 /* Cannon Point H 3 (iTouch) */
83
84#define MEI_DEV_ID_CMP_LP 0x02e0 /* Comet Point LP */
85#define MEI_DEV_ID_CMP_LP_3 0x02e4 /* Comet Point LP 3 (iTouch) */
86
87#define MEI_DEV_ID_CMP_V 0xA3BA /* Comet Point Lake V */
88
89#define MEI_DEV_ID_CMP_H 0x06e0 /* Comet Lake H */
90#define MEI_DEV_ID_CMP_H_3 0x06e4 /* Comet Lake H 3 (iTouch) */
91
92#define MEI_DEV_ID_CDF 0x18D3 /* Cedar Fork */
93
94#define MEI_DEV_ID_ICP_LP 0x34E0 /* Ice Lake Point LP */
95#define MEI_DEV_ID_ICP_N 0x38E0 /* Ice Lake Point N */
96
97#define MEI_DEV_ID_JSP_N 0x4DE0 /* Jasper Lake Point N */
98
99#define MEI_DEV_ID_TGP_LP 0xA0E0 /* Tiger Lake Point LP */
100#define MEI_DEV_ID_TGP_H 0x43E0 /* Tiger Lake Point H */
101
102#define MEI_DEV_ID_MCC 0x4B70 /* Mule Creek Canyon (EHL) */
103#define MEI_DEV_ID_MCC_4 0x4B75 /* Mule Creek Canyon 4 (EHL) */
104
105#define MEI_DEV_ID_EBG 0x1BE0 /* Emmitsburg WS */
106
107#define MEI_DEV_ID_ADP_S 0x7AE8 /* Alder Lake Point S */
108#define MEI_DEV_ID_ADP_LP 0x7A60 /* Alder Lake Point LP */
109#define MEI_DEV_ID_ADP_P 0x51E0 /* Alder Lake Point P */
110#define MEI_DEV_ID_ADP_N 0x54E0 /* Alder Lake Point N */
111
112#define MEI_DEV_ID_RPL_S 0x7A68 /* Raptor Lake Point S */
113
114#define MEI_DEV_ID_MTL_M 0x7E70 /* Meteor Lake Point M */
115#define MEI_DEV_ID_ARL_S 0x7F68 /* Arrow Lake Point S */
116#define MEI_DEV_ID_ARL_H 0x7770 /* Arrow Lake Point H */
117
118#define MEI_DEV_ID_LNL_M 0xA870 /* Lunar Lake Point M */
119
120#define MEI_DEV_ID_PTL_H 0xE370 /* Panther Lake H */
121#define MEI_DEV_ID_PTL_P 0xE470 /* Panther Lake P */
122
123/*
124 * MEI HW Section
125 */
126
127/* Host Firmware Status Registers in PCI Config Space */
128#define PCI_CFG_HFS_1 0x40
129# define PCI_CFG_HFS_1_D0I3_MSK 0x80000000
130# define PCI_CFG_HFS_1_OPMODE_MSK 0xf0000 /* OP MODE Mask: SPS <= 4.0 */
131# define PCI_CFG_HFS_1_OPMODE_SPS 0xf0000 /* SPS SKU : SPS <= 4.0 */
132#define PCI_CFG_HFS_2 0x48
133# define PCI_CFG_HFS_2_PM_CMOFF_TO_CMX_ERROR 0x1000000 /* CMoff->CMx wake after an error */
134# define PCI_CFG_HFS_2_PM_CM_RESET_ERROR 0x5000000 /* CME reset due to exception */
135# define PCI_CFG_HFS_2_PM_EVENT_MASK 0xf000000
136#define PCI_CFG_HFS_3 0x60
137# define PCI_CFG_HFS_3_FW_SKU_MSK 0x00000070
138# define PCI_CFG_HFS_3_FW_SKU_IGN 0x00000000
139# define PCI_CFG_HFS_3_FW_SKU_SPS 0x00000060
140#define PCI_CFG_HFS_4 0x64
141#define PCI_CFG_HFS_5 0x68
142# define GSC_CFG_HFS_5_BOOT_TYPE_MSK 0x00000003
143# define GSC_CFG_HFS_5_BOOT_TYPE_PXP 3
144#define PCI_CFG_HFS_6 0x6C
145
146/* MEI registers */
147/* H_CB_WW - Host Circular Buffer (CB) Write Window register */
148#define H_CB_WW 0
149/* H_CSR - Host Control Status register */
150#define H_CSR 4
151/* ME_CB_RW - ME Circular Buffer Read Window register (read only) */
152#define ME_CB_RW 8
153/* ME_CSR_HA - ME Control Status Host Access register (read only) */
154#define ME_CSR_HA 0xC
155/* H_HGC_CSR - PGI register */
156#define H_HPG_CSR 0x10
157/* H_D0I3C - D0I3 Control */
158#define H_D0I3C 0x800
159
160#define H_GSC_EXT_OP_MEM_BASE_ADDR_LO_REG 0x100
161#define H_GSC_EXT_OP_MEM_BASE_ADDR_HI_REG 0x104
162#define H_GSC_EXT_OP_MEM_LIMIT_REG 0x108
163#define GSC_EXT_OP_MEM_VALID BIT(31)
164
165/* register bits of H_CSR (Host Control Status register) */
166/* Host Circular Buffer Depth - maximum number of 32-bit entries in CB */
167#define H_CBD 0xFF000000
168/* Host Circular Buffer Write Pointer */
169#define H_CBWP 0x00FF0000
170/* Host Circular Buffer Read Pointer */
171#define H_CBRP 0x0000FF00
172/* Host Reset */
173#define H_RST 0x00000010
174/* Host Ready */
175#define H_RDY 0x00000008
176/* Host Interrupt Generate */
177#define H_IG 0x00000004
178/* Host Interrupt Status */
179#define H_IS 0x00000002
180/* Host Interrupt Enable */
181#define H_IE 0x00000001
182/* Host D0I3 Interrupt Enable */
183#define H_D0I3C_IE 0x00000020
184/* Host D0I3 Interrupt Status */
185#define H_D0I3C_IS 0x00000040
186
187/* H_CSR masks */
188#define H_CSR_IE_MASK (H_IE | H_D0I3C_IE)
189#define H_CSR_IS_MASK (H_IS | H_D0I3C_IS)
190
191/* register bits of ME_CSR_HA (ME Control Status Host Access register) */
192/* ME CB (Circular Buffer) Depth HRA (Host Read Access) - host read only
193access to ME_CBD */
194#define ME_CBD_HRA 0xFF000000
195/* ME CB Write Pointer HRA - host read only access to ME_CBWP */
196#define ME_CBWP_HRA 0x00FF0000
197/* ME CB Read Pointer HRA - host read only access to ME_CBRP */
198#define ME_CBRP_HRA 0x0000FF00
199/* ME Power Gate Isolation Capability HRA - host ready only access */
200#define ME_PGIC_HRA 0x00000040
201/* ME Reset HRA - host read only access to ME_RST */
202#define ME_RST_HRA 0x00000010
203/* ME Ready HRA - host read only access to ME_RDY */
204#define ME_RDY_HRA 0x00000008
205/* ME Interrupt Generate HRA - host read only access to ME_IG */
206#define ME_IG_HRA 0x00000004
207/* ME Interrupt Status HRA - host read only access to ME_IS */
208#define ME_IS_HRA 0x00000002
209/* ME Interrupt Enable HRA - host read only access to ME_IE */
210#define ME_IE_HRA 0x00000001
211/* TRC control shadow register */
212#define ME_TRC 0x00000030
213
214/* H_HPG_CSR register bits */
215#define H_HPG_CSR_PGIHEXR 0x00000001
216#define H_HPG_CSR_PGI 0x00000002
217
218/* H_D0I3C register bits */
219#define H_D0I3C_CIP 0x00000001
220#define H_D0I3C_IR 0x00000002
221#define H_D0I3C_I3 0x00000004
222#define H_D0I3C_RR 0x00000008
223
224#endif /* _MEI_HW_MEI_REGS_H_ */
225