xref: /linux/include/misc/ocxl-config.h (revision 24bce201d79807b668bf9d9e0aca801c5c0d5f78)
1 // SPDX-License-Identifier: GPL-2.0+
2 // Copyright 2017 IBM Corp.
3 #ifndef _OCXL_CONFIG_H_
4 #define _OCXL_CONFIG_H_
5 
6 /*
7  * This file lists the various constants used to read the
8  * configuration space of an opencapi adapter.
9  *
10  * It follows the specification for opencapi 3.0
11  */
12 
13 #define OCXL_EXT_CAP_ID_DVSEC                 0x23
14 
15 #define OCXL_DVSEC_VENDOR_OFFSET              0x4
16 #define OCXL_DVSEC_ID_OFFSET                  0x8
17 #define OCXL_DVSEC_TL_ID                      0xF000
18 #define   OCXL_DVSEC_TL_BACKOFF_TIMERS          0x10
19 #define   OCXL_DVSEC_TL_RECV_CAP                0x18
20 #define   OCXL_DVSEC_TL_SEND_CAP                0x20
21 #define   OCXL_DVSEC_TL_RECV_RATE               0x30
22 #define   OCXL_DVSEC_TL_SEND_RATE               0x50
23 #define OCXL_DVSEC_FUNC_ID                    0xF001
24 #define   OCXL_DVSEC_FUNC_OFF_INDEX             0x08
25 #define   OCXL_DVSEC_FUNC_OFF_ACTAG             0x0C
26 #define OCXL_DVSEC_AFU_INFO_ID                0xF003
27 #define   OCXL_DVSEC_AFU_INFO_AFU_IDX           0x0A
28 #define   OCXL_DVSEC_AFU_INFO_OFF               0x0C
29 #define   OCXL_DVSEC_AFU_INFO_DATA              0x10
30 #define OCXL_DVSEC_AFU_CTRL_ID                0xF004
31 #define   OCXL_DVSEC_AFU_CTRL_AFU_IDX           0x0A
32 #define   OCXL_DVSEC_AFU_CTRL_TERM_PASID        0x0C
33 #define   OCXL_DVSEC_AFU_CTRL_ENABLE            0x0F
34 #define   OCXL_DVSEC_AFU_CTRL_PASID_SUP         0x10
35 #define   OCXL_DVSEC_AFU_CTRL_PASID_EN          0x11
36 #define   OCXL_DVSEC_AFU_CTRL_PASID_BASE        0x14
37 #define   OCXL_DVSEC_AFU_CTRL_ACTAG_SUP         0x18
38 #define   OCXL_DVSEC_AFU_CTRL_ACTAG_EN          0x1A
39 #define   OCXL_DVSEC_AFU_CTRL_ACTAG_BASE        0x1C
40 #define OCXL_DVSEC_VENDOR_ID                  0xF0F0
41 #define   OCXL_DVSEC_VENDOR_CFG_VERS            0x0C
42 #define   OCXL_DVSEC_VENDOR_TLX_VERS            0x10
43 #define   OCXL_DVSEC_VENDOR_DLX_VERS            0x20
44 #define   OCXL_DVSEC_VENDOR_RESET_RELOAD        0x38
45 
46 #endif /* _OCXL_CONFIG_H_ */
47