xref: /openbmc/linux/drivers/misc/mei/hw-me-regs.h (revision aeb64ff3)
1 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
2 /*
3  * Copyright (c) 2003-2019, 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_H      0xA13A  /* Sunrise Point H */
63 #define MEI_DEV_ID_SPT_H_2    0xA13B  /* Sunrise Point H 2 */
64 
65 #define MEI_DEV_ID_LBG        0xA1BA  /* Lewisburg (SPT) */
66 
67 #define MEI_DEV_ID_BXT_M      0x1A9A  /* Broxton M */
68 #define MEI_DEV_ID_APL_I      0x5A9A  /* Apollo Lake I */
69 
70 #define MEI_DEV_ID_DNV_IE     0x19E5  /* Denverton IE */
71 
72 #define MEI_DEV_ID_GLK        0x319A  /* Gemini Lake */
73 
74 #define MEI_DEV_ID_KBP        0xA2BA  /* Kaby Point */
75 #define MEI_DEV_ID_KBP_2      0xA2BB  /* Kaby Point 2 */
76 
77 #define MEI_DEV_ID_CNP_LP     0x9DE0  /* Cannon Point LP */
78 #define MEI_DEV_ID_CNP_LP_4   0x9DE4  /* Cannon Point LP 4 (iTouch) */
79 #define MEI_DEV_ID_CNP_H      0xA360  /* Cannon Point H */
80 #define MEI_DEV_ID_CNP_H_4    0xA364  /* Cannon Point H 4 (iTouch) */
81 
82 #define MEI_DEV_ID_CMP_LP     0x02e0  /* Comet Point LP */
83 #define MEI_DEV_ID_CMP_LP_3   0x02e4  /* Comet Point LP 3 (iTouch) */
84 #define MEI_DEV_ID_CMP_V      0xA3BA  /* Comet Point Lake V */
85 
86 #define MEI_DEV_ID_ICP_LP     0x34E0  /* Ice Lake Point LP */
87 
88 #define MEI_DEV_ID_TGP_LP     0xA0E0  /* Tiger Lake Point LP */
89 
90 #define MEI_DEV_ID_MCC        0x4B70  /* Mule Creek Canyon (EHL) */
91 #define MEI_DEV_ID_MCC_4      0x4B75  /* Mule Creek Canyon 4 (EHL) */
92 
93 /*
94  * MEI HW Section
95  */
96 
97 /* Host Firmware Status Registers in PCI Config Space */
98 #define PCI_CFG_HFS_1         0x40
99 #  define PCI_CFG_HFS_1_D0I3_MSK     0x80000000
100 #define PCI_CFG_HFS_2         0x48
101 #define PCI_CFG_HFS_3         0x60
102 #define PCI_CFG_HFS_4         0x64
103 #define PCI_CFG_HFS_5         0x68
104 #define PCI_CFG_HFS_6         0x6C
105 
106 /* MEI registers */
107 /* H_CB_WW - Host Circular Buffer (CB) Write Window register */
108 #define H_CB_WW    0
109 /* H_CSR - Host Control Status register */
110 #define H_CSR      4
111 /* ME_CB_RW - ME Circular Buffer Read Window register (read only) */
112 #define ME_CB_RW   8
113 /* ME_CSR_HA - ME Control Status Host Access register (read only) */
114 #define ME_CSR_HA  0xC
115 /* H_HGC_CSR - PGI register */
116 #define H_HPG_CSR  0x10
117 /* H_D0I3C - D0I3 Control  */
118 #define H_D0I3C    0x800
119 
120 /* register bits of H_CSR (Host Control Status register) */
121 /* Host Circular Buffer Depth - maximum number of 32-bit entries in CB */
122 #define H_CBD             0xFF000000
123 /* Host Circular Buffer Write Pointer */
124 #define H_CBWP            0x00FF0000
125 /* Host Circular Buffer Read Pointer */
126 #define H_CBRP            0x0000FF00
127 /* Host Reset */
128 #define H_RST             0x00000010
129 /* Host Ready */
130 #define H_RDY             0x00000008
131 /* Host Interrupt Generate */
132 #define H_IG              0x00000004
133 /* Host Interrupt Status */
134 #define H_IS              0x00000002
135 /* Host Interrupt Enable */
136 #define H_IE              0x00000001
137 /* Host D0I3 Interrupt Enable */
138 #define H_D0I3C_IE        0x00000020
139 /* Host D0I3 Interrupt Status */
140 #define H_D0I3C_IS        0x00000040
141 
142 /* H_CSR masks */
143 #define H_CSR_IE_MASK     (H_IE | H_D0I3C_IE)
144 #define H_CSR_IS_MASK     (H_IS | H_D0I3C_IS)
145 
146 /* register bits of ME_CSR_HA (ME Control Status Host Access register) */
147 /* ME CB (Circular Buffer) Depth HRA (Host Read Access) - host read only
148 access to ME_CBD */
149 #define ME_CBD_HRA        0xFF000000
150 /* ME CB Write Pointer HRA - host read only access to ME_CBWP */
151 #define ME_CBWP_HRA       0x00FF0000
152 /* ME CB Read Pointer HRA - host read only access to ME_CBRP */
153 #define ME_CBRP_HRA       0x0000FF00
154 /* ME Power Gate Isolation Capability HRA  - host ready only access */
155 #define ME_PGIC_HRA       0x00000040
156 /* ME Reset HRA - host read only access to ME_RST */
157 #define ME_RST_HRA        0x00000010
158 /* ME Ready HRA - host read only access to ME_RDY */
159 #define ME_RDY_HRA        0x00000008
160 /* ME Interrupt Generate HRA - host read only access to ME_IG */
161 #define ME_IG_HRA         0x00000004
162 /* ME Interrupt Status HRA - host read only access to ME_IS */
163 #define ME_IS_HRA         0x00000002
164 /* ME Interrupt Enable HRA - host read only access to ME_IE */
165 #define ME_IE_HRA         0x00000001
166 /* TRC control shadow register */
167 #define ME_TRC            0x00000030
168 
169 /* H_HPG_CSR register bits */
170 #define H_HPG_CSR_PGIHEXR 0x00000001
171 #define H_HPG_CSR_PGI     0x00000002
172 
173 /* H_D0I3C register bits */
174 #define H_D0I3C_CIP      0x00000001
175 #define H_D0I3C_IR       0x00000002
176 #define H_D0I3C_I3       0x00000004
177 #define H_D0I3C_RR       0x00000008
178 
179 #endif /* _MEI_HW_MEI_REGS_H_ */
180