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Diffstat (limited to 'include/nvgpu/posix/io.h')
-rw-r--r-- | include/nvgpu/posix/io.h | 114 |
1 files changed, 0 insertions, 114 deletions
diff --git a/include/nvgpu/posix/io.h b/include/nvgpu/posix/io.h deleted file mode 100644 index 98be4d0..0000000 --- a/include/nvgpu/posix/io.h +++ /dev/null | |||
@@ -1,114 +0,0 @@ | |||
1 | /* | ||
2 | * Copyright (c) 2018, NVIDIA CORPORATION. All rights reserved. | ||
3 | * | ||
4 | * Permission is hereby granted, free of charge, to any person obtaining a | ||
5 | * copy of this software and associated documentation files (the "Software"), | ||
6 | * to deal in the Software without restriction, including without limitation | ||
7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | ||
8 | * and/or sell copies of the Software, and to permit persons to whom the | ||
9 | * Software is furnished to do so, subject to the following conditions: | ||
10 | * | ||
11 | * The above copyright notice and this permission notice shall be included in | ||
12 | * all copies or substantial portions of the Software. | ||
13 | * | ||
14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
15 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
16 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | ||
17 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
18 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING | ||
19 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER | ||
20 | * DEALINGS IN THE SOFTWARE. | ||
21 | */ | ||
22 | |||
23 | #ifndef NVGPU_POSIX_IO_H | ||
24 | #define NVGPU_POSIX_IO_H | ||
25 | |||
26 | #include <nvgpu/types.h> | ||
27 | #include <nvgpu/list.h> | ||
28 | |||
29 | struct gk20a; | ||
30 | |||
31 | /** | ||
32 | * Here lies the interface for a unit test module to interact with the nvgpu IO | ||
33 | * accessors. This interface provides the ability for a module to react to nvgpu | ||
34 | * calling nvgpu IO accessors so that nvgpu can handle various HW sequences even | ||
35 | * when run in unit testing mode. | ||
36 | * | ||
37 | * The primary interface is simply callbacks to the unit test module which the | ||
38 | * module can handle how ever it wishes. | ||
39 | */ | ||
40 | |||
41 | struct nvgpu_reg_access { | ||
42 | /* | ||
43 | * Address of the register write relative to the base of the register | ||
44 | * space. I.e you can compare this against values in the HW headers | ||
45 | * directly to check what register is being read/written to/from. | ||
46 | */ | ||
47 | u32 addr; | ||
48 | |||
49 | /* | ||
50 | * Writes: this is the value being written. | ||
51 | * Reads: populate with the value to return. | ||
52 | */ | ||
53 | u32 value; | ||
54 | }; | ||
55 | |||
56 | struct nvgpu_posix_io_callbacks { | ||
57 | void (*writel)(struct gk20a *g, struct nvgpu_reg_access *access); | ||
58 | void (*writel_check)(struct gk20a *g, struct nvgpu_reg_access *access); | ||
59 | void (*__readl)(struct gk20a *g, struct nvgpu_reg_access *access); | ||
60 | void (*readl)(struct gk20a *g, struct nvgpu_reg_access *access); | ||
61 | void (*bar1_writel)(struct gk20a *g, struct nvgpu_reg_access *access); | ||
62 | void (*bar1_readl)(struct gk20a *g, struct nvgpu_reg_access *access); | ||
63 | void (*usermode_writel)(struct gk20a *g, | ||
64 | struct nvgpu_reg_access *access); | ||
65 | }; | ||
66 | |||
67 | struct nvgpu_posix_io_callbacks *nvgpu_posix_register_io( | ||
68 | struct gk20a *g, | ||
69 | struct nvgpu_posix_io_callbacks *io_callbacks); | ||
70 | |||
71 | struct nvgpu_posix_io_reg_space { | ||
72 | u32 base; | ||
73 | u32 size; | ||
74 | u32 *data; | ||
75 | struct nvgpu_list_node link; | ||
76 | }; | ||
77 | |||
78 | static inline struct nvgpu_posix_io_reg_space * | ||
79 | nvgpu_posix_io_reg_space_from_link(struct nvgpu_list_node *node) | ||
80 | { | ||
81 | return (struct nvgpu_posix_io_reg_space *) | ||
82 | ((uintptr_t)node - offsetof(struct nvgpu_posix_io_reg_space, link)); | ||
83 | }; | ||
84 | |||
85 | void nvgpu_posix_io_init_reg_space(struct gk20a *g); | ||
86 | int nvgpu_posix_io_get_error_code(struct gk20a *g); | ||
87 | void nvgpu_posix_io_reset_error_code(struct gk20a *g); | ||
88 | int nvgpu_posix_io_add_reg_space(struct gk20a *g, u32 base, u32 size); | ||
89 | struct nvgpu_posix_io_reg_space *nvgpu_posix_io_get_reg_space(struct gk20a *g, | ||
90 | u32 addr); | ||
91 | void nvgpu_posix_io_delete_reg_space(struct gk20a *g, u32 base); | ||
92 | void nvgpu_posix_io_writel_reg_space(struct gk20a *g, u32 addr, u32 data); | ||
93 | u32 nvgpu_posix_io_readl_reg_space(struct gk20a *g, u32 addr); | ||
94 | |||
95 | struct nvgpu_posix_io_reg_access { | ||
96 | struct nvgpu_reg_access access; | ||
97 | struct nvgpu_list_node link; | ||
98 | }; | ||
99 | |||
100 | static inline struct nvgpu_posix_io_reg_access * | ||
101 | nvgpu_posix_io_reg_access_from_link(struct nvgpu_list_node *node) | ||
102 | { | ||
103 | return (struct nvgpu_posix_io_reg_access *) | ||
104 | ((uintptr_t)node - offsetof(struct nvgpu_posix_io_reg_access, link)); | ||
105 | }; | ||
106 | |||
107 | void nvgpu_posix_io_start_recorder(struct gk20a *g); | ||
108 | void nvgpu_posix_io_reset_recorder(struct gk20a *g); | ||
109 | void nvgpu_posix_io_record_access(struct gk20a *g, | ||
110 | struct nvgpu_reg_access *access); | ||
111 | bool nvgpu_posix_io_check_sequence(struct gk20a *g, | ||
112 | struct nvgpu_reg_access *sequence, u32 size, bool strict); | ||
113 | |||
114 | #endif | ||