xref: /openbmc/linux/drivers/misc/mei/hw-me-regs.h (revision 4bb1eb3c)
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_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 
96 #define MEI_DEV_ID_JSP_N      0x4DE0  /* Jasper Lake Point N */
97 
98 #define MEI_DEV_ID_TGP_LP     0xA0E0  /* Tiger Lake Point LP */
99 #define MEI_DEV_ID_TGP_H      0x43E0  /* Tiger Lake Point H */
100 
101 #define MEI_DEV_ID_MCC        0x4B70  /* Mule Creek Canyon (EHL) */
102 #define MEI_DEV_ID_MCC_4      0x4B75  /* Mule Creek Canyon 4 (EHL) */
103 
104 /*
105  * MEI HW Section
106  */
107 
108 /* Host Firmware Status Registers in PCI Config Space */
109 #define PCI_CFG_HFS_1         0x40
110 #  define PCI_CFG_HFS_1_D0I3_MSK     0x80000000
111 #  define PCI_CFG_HFS_1_OPMODE_MSK 0xf0000 /* OP MODE Mask: SPS <= 4.0 */
112 #  define PCI_CFG_HFS_1_OPMODE_SPS 0xf0000 /* SPS SKU : SPS <= 4.0 */
113 #define PCI_CFG_HFS_2         0x48
114 #define PCI_CFG_HFS_3         0x60
115 #  define PCI_CFG_HFS_3_FW_SKU_MSK   0x00000070
116 #  define PCI_CFG_HFS_3_FW_SKU_SPS   0x00000060
117 #define PCI_CFG_HFS_4         0x64
118 #define PCI_CFG_HFS_5         0x68
119 #define PCI_CFG_HFS_6         0x6C
120 
121 /* MEI registers */
122 /* H_CB_WW - Host Circular Buffer (CB) Write Window register */
123 #define H_CB_WW    0
124 /* H_CSR - Host Control Status register */
125 #define H_CSR      4
126 /* ME_CB_RW - ME Circular Buffer Read Window register (read only) */
127 #define ME_CB_RW   8
128 /* ME_CSR_HA - ME Control Status Host Access register (read only) */
129 #define ME_CSR_HA  0xC
130 /* H_HGC_CSR - PGI register */
131 #define H_HPG_CSR  0x10
132 /* H_D0I3C - D0I3 Control  */
133 #define H_D0I3C    0x800
134 
135 /* register bits of H_CSR (Host Control Status register) */
136 /* Host Circular Buffer Depth - maximum number of 32-bit entries in CB */
137 #define H_CBD             0xFF000000
138 /* Host Circular Buffer Write Pointer */
139 #define H_CBWP            0x00FF0000
140 /* Host Circular Buffer Read Pointer */
141 #define H_CBRP            0x0000FF00
142 /* Host Reset */
143 #define H_RST             0x00000010
144 /* Host Ready */
145 #define H_RDY             0x00000008
146 /* Host Interrupt Generate */
147 #define H_IG              0x00000004
148 /* Host Interrupt Status */
149 #define H_IS              0x00000002
150 /* Host Interrupt Enable */
151 #define H_IE              0x00000001
152 /* Host D0I3 Interrupt Enable */
153 #define H_D0I3C_IE        0x00000020
154 /* Host D0I3 Interrupt Status */
155 #define H_D0I3C_IS        0x00000040
156 
157 /* H_CSR masks */
158 #define H_CSR_IE_MASK     (H_IE | H_D0I3C_IE)
159 #define H_CSR_IS_MASK     (H_IS | H_D0I3C_IS)
160 
161 /* register bits of ME_CSR_HA (ME Control Status Host Access register) */
162 /* ME CB (Circular Buffer) Depth HRA (Host Read Access) - host read only
163 access to ME_CBD */
164 #define ME_CBD_HRA        0xFF000000
165 /* ME CB Write Pointer HRA - host read only access to ME_CBWP */
166 #define ME_CBWP_HRA       0x00FF0000
167 /* ME CB Read Pointer HRA - host read only access to ME_CBRP */
168 #define ME_CBRP_HRA       0x0000FF00
169 /* ME Power Gate Isolation Capability HRA  - host ready only access */
170 #define ME_PGIC_HRA       0x00000040
171 /* ME Reset HRA - host read only access to ME_RST */
172 #define ME_RST_HRA        0x00000010
173 /* ME Ready HRA - host read only access to ME_RDY */
174 #define ME_RDY_HRA        0x00000008
175 /* ME Interrupt Generate HRA - host read only access to ME_IG */
176 #define ME_IG_HRA         0x00000004
177 /* ME Interrupt Status HRA - host read only access to ME_IS */
178 #define ME_IS_HRA         0x00000002
179 /* ME Interrupt Enable HRA - host read only access to ME_IE */
180 #define ME_IE_HRA         0x00000001
181 /* TRC control shadow register */
182 #define ME_TRC            0x00000030
183 
184 /* H_HPG_CSR register bits */
185 #define H_HPG_CSR_PGIHEXR 0x00000001
186 #define H_HPG_CSR_PGI     0x00000002
187 
188 /* H_D0I3C register bits */
189 #define H_D0I3C_CIP      0x00000001
190 #define H_D0I3C_IR       0x00000002
191 #define H_D0I3C_I3       0x00000004
192 #define H_D0I3C_RR       0x00000008
193 
194 #endif /* _MEI_HW_MEI_REGS_H_ */
195