xref: /openbmc/linux/drivers/misc/mei/hw-me-regs.h (revision 48c926cd)
1 /******************************************************************************
2  * Intel Management Engine Interface (Intel MEI) Linux driver
3  * Intel MEI Interface Header
4  *
5  * This file is provided under a dual BSD/GPLv2 license.  When using or
6  * redistributing this file, you may do so under either license.
7  *
8  * GPL LICENSE SUMMARY
9  *
10  * Copyright(c) 2003 - 2012 Intel Corporation. All rights reserved.
11  *
12  * This program is free software; you can redistribute it and/or modify
13  * it under the terms of version 2 of the GNU General Public License as
14  * published by the Free Software Foundation.
15  *
16  * This program is distributed in the hope that it will be useful, but
17  * WITHOUT ANY WARRANTY; without even the implied warranty of
18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
19  * General Public License for more details.
20  *
21  * You should have received a copy of the GNU General Public License
22  * along with this program; if not, write to the Free Software
23  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
24  * USA
25  *
26  * The full GNU General Public License is included in this distribution
27  * in the file called LICENSE.GPL.
28  *
29  * Contact Information:
30  *	Intel Corporation.
31  *	linux-mei@linux.intel.com
32  *	http://www.intel.com
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35  *
36  * Copyright(c) 2003 - 2012 Intel Corporation. All rights reserved.
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53  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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64  *
65  *****************************************************************************/
66 #ifndef _MEI_HW_MEI_REGS_H_
67 #define _MEI_HW_MEI_REGS_H_
68 
69 /*
70  * MEI device IDs
71  */
72 #define MEI_DEV_ID_82946GZ    0x2974  /* 82946GZ/GL */
73 #define MEI_DEV_ID_82G35      0x2984  /* 82G35 Express */
74 #define MEI_DEV_ID_82Q965     0x2994  /* 82Q963/Q965 */
75 #define MEI_DEV_ID_82G965     0x29A4  /* 82P965/G965 */
76 
77 #define MEI_DEV_ID_82GM965    0x2A04  /* Mobile PM965/GM965 */
78 #define MEI_DEV_ID_82GME965   0x2A14  /* Mobile GME965/GLE960 */
79 
80 #define MEI_DEV_ID_ICH9_82Q35 0x29B4  /* 82Q35 Express */
81 #define MEI_DEV_ID_ICH9_82G33 0x29C4  /* 82G33/G31/P35/P31 Express */
82 #define MEI_DEV_ID_ICH9_82Q33 0x29D4  /* 82Q33 Express */
83 #define MEI_DEV_ID_ICH9_82X38 0x29E4  /* 82X38/X48 Express */
84 #define MEI_DEV_ID_ICH9_3200  0x29F4  /* 3200/3210 Server */
85 
86 #define MEI_DEV_ID_ICH9_6     0x28B4  /* Bearlake */
87 #define MEI_DEV_ID_ICH9_7     0x28C4  /* Bearlake */
88 #define MEI_DEV_ID_ICH9_8     0x28D4  /* Bearlake */
89 #define MEI_DEV_ID_ICH9_9     0x28E4  /* Bearlake */
90 #define MEI_DEV_ID_ICH9_10    0x28F4  /* Bearlake */
91 
92 #define MEI_DEV_ID_ICH9M_1    0x2A44  /* Cantiga */
93 #define MEI_DEV_ID_ICH9M_2    0x2A54  /* Cantiga */
94 #define MEI_DEV_ID_ICH9M_3    0x2A64  /* Cantiga */
95 #define MEI_DEV_ID_ICH9M_4    0x2A74  /* Cantiga */
96 
97 #define MEI_DEV_ID_ICH10_1    0x2E04  /* Eaglelake */
98 #define MEI_DEV_ID_ICH10_2    0x2E14  /* Eaglelake */
99 #define MEI_DEV_ID_ICH10_3    0x2E24  /* Eaglelake */
100 #define MEI_DEV_ID_ICH10_4    0x2E34  /* Eaglelake */
101 
102 #define MEI_DEV_ID_IBXPK_1    0x3B64  /* Calpella */
103 #define MEI_DEV_ID_IBXPK_2    0x3B65  /* Calpella */
104 
105 #define MEI_DEV_ID_CPT_1      0x1C3A  /* Couger Point */
106 #define MEI_DEV_ID_PBG_1      0x1D3A  /* C600/X79 Patsburg */
107 
108 #define MEI_DEV_ID_PPT_1      0x1E3A  /* Panther Point */
109 #define MEI_DEV_ID_PPT_2      0x1CBA  /* Panther Point */
110 #define MEI_DEV_ID_PPT_3      0x1DBA  /* Panther Point */
111 
112 #define MEI_DEV_ID_LPT_H      0x8C3A  /* Lynx Point H */
113 #define MEI_DEV_ID_LPT_W      0x8D3A  /* Lynx Point - Wellsburg */
114 #define MEI_DEV_ID_LPT_LP     0x9C3A  /* Lynx Point LP */
115 #define MEI_DEV_ID_LPT_HR     0x8CBA  /* Lynx Point H Refresh */
116 
117 #define MEI_DEV_ID_WPT_LP     0x9CBA  /* Wildcat Point LP */
118 #define MEI_DEV_ID_WPT_LP_2   0x9CBB  /* Wildcat Point LP 2 */
119 
120 #define MEI_DEV_ID_SPT        0x9D3A  /* Sunrise Point */
121 #define MEI_DEV_ID_SPT_2      0x9D3B  /* Sunrise Point 2 */
122 #define MEI_DEV_ID_SPT_H      0xA13A  /* Sunrise Point H */
123 #define MEI_DEV_ID_SPT_H_2    0xA13B  /* Sunrise Point H 2 */
124 
125 #define MEI_DEV_ID_LBG        0xA1BA  /* Lewisburg (SPT) */
126 
127 #define MEI_DEV_ID_BXT_M      0x1A9A  /* Broxton M */
128 #define MEI_DEV_ID_APL_I      0x5A9A  /* Apollo Lake I */
129 
130 #define MEI_DEV_ID_KBP        0xA2BA  /* Kaby Point */
131 #define MEI_DEV_ID_KBP_2      0xA2BB  /* Kaby Point 2 */
132 
133 /*
134  * MEI HW Section
135  */
136 
137 /* Host Firmware Status Registers in PCI Config Space */
138 #define PCI_CFG_HFS_1         0x40
139 #  define PCI_CFG_HFS_1_D0I3_MSK     0x80000000
140 #define PCI_CFG_HFS_2         0x48
141 #define PCI_CFG_HFS_3         0x60
142 #define PCI_CFG_HFS_4         0x64
143 #define PCI_CFG_HFS_5         0x68
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 /* register bits of H_CSR (Host Control Status register) */
161 /* Host Circular Buffer Depth - maximum number of 32-bit entries in CB */
162 #define H_CBD             0xFF000000
163 /* Host Circular Buffer Write Pointer */
164 #define H_CBWP            0x00FF0000
165 /* Host Circular Buffer Read Pointer */
166 #define H_CBRP            0x0000FF00
167 /* Host Reset */
168 #define H_RST             0x00000010
169 /* Host Ready */
170 #define H_RDY             0x00000008
171 /* Host Interrupt Generate */
172 #define H_IG              0x00000004
173 /* Host Interrupt Status */
174 #define H_IS              0x00000002
175 /* Host Interrupt Enable */
176 #define H_IE              0x00000001
177 /* Host D0I3 Interrupt Enable */
178 #define H_D0I3C_IE        0x00000020
179 /* Host D0I3 Interrupt Status */
180 #define H_D0I3C_IS        0x00000040
181 
182 /* H_CSR masks */
183 #define H_CSR_IE_MASK     (H_IE | H_D0I3C_IE)
184 #define H_CSR_IS_MASK     (H_IS | H_D0I3C_IS)
185 
186 /* register bits of ME_CSR_HA (ME Control Status Host Access register) */
187 /* ME CB (Circular Buffer) Depth HRA (Host Read Access) - host read only
188 access to ME_CBD */
189 #define ME_CBD_HRA        0xFF000000
190 /* ME CB Write Pointer HRA - host read only access to ME_CBWP */
191 #define ME_CBWP_HRA       0x00FF0000
192 /* ME CB Read Pointer HRA - host read only access to ME_CBRP */
193 #define ME_CBRP_HRA       0x0000FF00
194 /* ME Power Gate Isolation Capability HRA  - host ready only access */
195 #define ME_PGIC_HRA       0x00000040
196 /* ME Reset HRA - host read only access to ME_RST */
197 #define ME_RST_HRA        0x00000010
198 /* ME Ready HRA - host read only access to ME_RDY */
199 #define ME_RDY_HRA        0x00000008
200 /* ME Interrupt Generate HRA - host read only access to ME_IG */
201 #define ME_IG_HRA         0x00000004
202 /* ME Interrupt Status HRA - host read only access to ME_IS */
203 #define ME_IS_HRA         0x00000002
204 /* ME Interrupt Enable HRA - host read only access to ME_IE */
205 #define ME_IE_HRA         0x00000001
206 
207 
208 /* H_HPG_CSR register bits */
209 #define H_HPG_CSR_PGIHEXR 0x00000001
210 #define H_HPG_CSR_PGI     0x00000002
211 
212 /* H_D0I3C register bits */
213 #define H_D0I3C_CIP      0x00000001
214 #define H_D0I3C_IR       0x00000002
215 #define H_D0I3C_I3       0x00000004
216 #define H_D0I3C_RR       0x00000008
217 
218 #endif /* _MEI_HW_MEI_REGS_H_ */
219