1 What: /sys/class/accel/accel<n>/devi !! 1 What: /sys/class/habanalabs/hl<n>/armcp_kernel_ver
2 Date: Jan 2019 2 Date: Jan 2019
3 KernelVersion: 5.1 3 KernelVersion: 5.1
4 Contact: ogabbay@kernel.org 4 Contact: ogabbay@kernel.org
5 Description: Version of the Linux kernel ru 5 Description: Version of the Linux kernel running on the device's CPU.
6 Will be DEPRECATED in Linux ke 6 Will be DEPRECATED in Linux kernel version 5.10, and be
7 replaced with cpucp_kernel_ver 7 replaced with cpucp_kernel_ver
8 8
9 What: /sys/class/accel/accel<n>/devi !! 9 What: /sys/class/habanalabs/hl<n>/armcp_ver
10 Date: Jan 2019 10 Date: Jan 2019
11 KernelVersion: 5.1 11 KernelVersion: 5.1
12 Contact: ogabbay@kernel.org 12 Contact: ogabbay@kernel.org
13 Description: Version of the application run 13 Description: Version of the application running on the device's CPU
14 Will be DEPRECATED in Linux ke 14 Will be DEPRECATED in Linux kernel version 5.10, and be
15 replaced with cpucp_ver 15 replaced with cpucp_ver
16 16
17 What: /sys/class/accel/accel<n>/devi !! 17 What: /sys/class/habanalabs/hl<n>/clk_max_freq_mhz
18 Date: Jun 2019 18 Date: Jun 2019
19 KernelVersion: 5.7 !! 19 KernelVersion: not yet upstreamed
20 Contact: ogabbay@kernel.org 20 Contact: ogabbay@kernel.org
21 Description: Allows the user to set the max 21 Description: Allows the user to set the maximum clock frequency, in MHz.
22 The device clock might be set 22 The device clock might be set to lower value than the maximum.
23 The user should read the clk_c 23 The user should read the clk_cur_freq_mhz to see the actual
24 frequency value of the device 24 frequency value of the device clock. This property is valid
25 only for the Gaudi ASIC family 25 only for the Gaudi ASIC family
26 26
27 What: /sys/class/accel/accel<n>/devi !! 27 What: /sys/class/habanalabs/hl<n>/clk_cur_freq_mhz
28 Date: Jun 2019 28 Date: Jun 2019
29 KernelVersion: 5.7 !! 29 KernelVersion: not yet upstreamed
30 Contact: ogabbay@kernel.org 30 Contact: ogabbay@kernel.org
31 Description: Displays the current frequency 31 Description: Displays the current frequency, in MHz, of the device clock.
32 This property is valid only fo 32 This property is valid only for the Gaudi ASIC family
33 33
34 What: /sys/class/accel/accel<n>/devi !! 34 What: /sys/class/habanalabs/hl<n>/cpld_ver
35 Date: Jan 2019 35 Date: Jan 2019
36 KernelVersion: 5.1 36 KernelVersion: 5.1
37 Contact: ogabbay@kernel.org 37 Contact: ogabbay@kernel.org
38 Description: Version of the Device's CPLD F 38 Description: Version of the Device's CPLD F/W
39 39
40 What: /sys/class/accel/accel<n>/devi !! 40 What: /sys/class/habanalabs/hl<n>/cpucp_kernel_ver
41 Date: Oct 2020 41 Date: Oct 2020
42 KernelVersion: 5.10 42 KernelVersion: 5.10
43 Contact: ogabbay@kernel.org 43 Contact: ogabbay@kernel.org
44 Description: Version of the Linux kernel ru 44 Description: Version of the Linux kernel running on the device's CPU
45 45
46 What: /sys/class/accel/accel<n>/devi !! 46 What: /sys/class/habanalabs/hl<n>/cpucp_ver
47 Date: Oct 2020 47 Date: Oct 2020
48 KernelVersion: 5.10 48 KernelVersion: 5.10
49 Contact: ogabbay@kernel.org 49 Contact: ogabbay@kernel.org
50 Description: Version of the application run 50 Description: Version of the application running on the device's CPU
51 51
52 What: /sys/class/accel/accel<n>/devi !! 52 What: /sys/class/habanalabs/hl<n>/device_type
53 Date: Jan 2019 53 Date: Jan 2019
54 KernelVersion: 5.1 54 KernelVersion: 5.1
55 Contact: ogabbay@kernel.org 55 Contact: ogabbay@kernel.org
56 Description: Displays the code name of the 56 Description: Displays the code name of the device according to its type.
57 The supported values are: "GOY 57 The supported values are: "GOYA"
58 58
59 What: /sys/class/accel/accel<n>/devi !! 59 What: /sys/class/habanalabs/hl<n>/eeprom
60 Date: Jan 2019 60 Date: Jan 2019
61 KernelVersion: 5.1 61 KernelVersion: 5.1
62 Contact: ogabbay@kernel.org 62 Contact: ogabbay@kernel.org
63 Description: A binary file attribute that c 63 Description: A binary file attribute that contains the contents of the
64 on-board EEPROM 64 on-board EEPROM
65 65
66 What: /sys/class/accel/accel<n>/devi !! 66 What: /sys/class/habanalabs/hl<n>/fuse_ver
67 Date: Jan 2019 67 Date: Jan 2019
68 KernelVersion: 5.1 68 KernelVersion: 5.1
69 Contact: ogabbay@kernel.org 69 Contact: ogabbay@kernel.org
70 Description: Displays the device's version 70 Description: Displays the device's version from the eFuse
71 71
72 What: /sys/class/accel/accel<n>/devi !! 72 What: /sys/class/habanalabs/hl<n>/hard_reset
73 Date: Dec 2021 <<
74 KernelVersion: 5.18 <<
75 Contact: ogabbay@kernel.org <<
76 Description: Version of the firmware OS run <<
77 <<
78 What: /sys/class/accel/accel<n>/devi <<
79 Date: Jan 2019 73 Date: Jan 2019
80 KernelVersion: 5.1 74 KernelVersion: 5.1
81 Contact: ogabbay@kernel.org 75 Contact: ogabbay@kernel.org
82 Description: Interface to trigger a hard-re 76 Description: Interface to trigger a hard-reset operation for the device.
83 Hard-reset will reset ALL inte 77 Hard-reset will reset ALL internal components of the device
84 except for the PCI interface a 78 except for the PCI interface and the internal PLLs
85 79
86 What: /sys/class/accel/accel<n>/devi !! 80 What: /sys/class/habanalabs/hl<n>/hard_reset_cnt
87 Date: Jan 2019 81 Date: Jan 2019
88 KernelVersion: 5.1 82 KernelVersion: 5.1
89 Contact: ogabbay@kernel.org 83 Contact: ogabbay@kernel.org
90 Description: Displays how many times the de 84 Description: Displays how many times the device have undergone a hard-reset
91 operation since the driver was 85 operation since the driver was loaded
92 86
93 What: /sys/class/accel/accel<n>/devi !! 87 What: /sys/class/habanalabs/hl<n>/high_pll
94 Date: Jan 2019 88 Date: Jan 2019
95 KernelVersion: 5.1 89 KernelVersion: 5.1
96 Contact: ogabbay@kernel.org 90 Contact: ogabbay@kernel.org
97 Description: Allows the user to set the max 91 Description: Allows the user to set the maximum clock frequency for MME, TPC
98 and IC when the power manageme 92 and IC when the power management profile is set to "automatic".
99 This property is valid only fo 93 This property is valid only for the Goya ASIC family
100 94
101 What: /sys/class/accel/accel<n>/devi !! 95 What: /sys/class/habanalabs/hl<n>/ic_clk
102 Date: Jan 2019 96 Date: Jan 2019
103 KernelVersion: 5.1 97 KernelVersion: 5.1
104 Contact: ogabbay@kernel.org 98 Contact: ogabbay@kernel.org
105 Description: Allows the user to set the max 99 Description: Allows the user to set the maximum clock frequency, in Hz, of
106 the Interconnect fabric. Write 100 the Interconnect fabric. Writes to this parameter affect the
107 device only when the power man 101 device only when the power management profile is set to "manual"
108 mode. The device IC clock migh 102 mode. The device IC clock might be set to lower value than the
109 maximum. The user should read 103 maximum. The user should read the ic_clk_curr to see the actual
110 frequency value of the IC. Thi 104 frequency value of the IC. This property is valid only for the
111 Goya ASIC family 105 Goya ASIC family
112 106
113 What: /sys/class/accel/accel<n>/devi !! 107 What: /sys/class/habanalabs/hl<n>/ic_clk_curr
114 Date: Jan 2019 108 Date: Jan 2019
115 KernelVersion: 5.1 109 KernelVersion: 5.1
116 Contact: ogabbay@kernel.org 110 Contact: ogabbay@kernel.org
117 Description: Displays the current clock fre 111 Description: Displays the current clock frequency, in Hz, of the Interconnect
118 fabric. This property is valid 112 fabric. This property is valid only for the Goya ASIC family
119 113
120 What: /sys/class/accel/accel<n>/devi !! 114 What: /sys/class/habanalabs/hl<n>/infineon_ver
121 Date: Jan 2019 115 Date: Jan 2019
122 KernelVersion: 5.1 116 KernelVersion: 5.1
123 Contact: ogabbay@kernel.org 117 Contact: ogabbay@kernel.org
124 Description: Version of the Device's power !! 118 Description: Version of the Device's power supply F/W code
125 119
126 What: /sys/class/accel/accel<n>/devi !! 120 What: /sys/class/habanalabs/hl<n>/max_power
127 Date: Jan 2019 121 Date: Jan 2019
128 KernelVersion: 5.1 122 KernelVersion: 5.1
129 Contact: ogabbay@kernel.org 123 Contact: ogabbay@kernel.org
130 Description: Allows the user to set the max 124 Description: Allows the user to set the maximum power consumption of the
131 device in milliwatts. 125 device in milliwatts.
132 126
133 What: /sys/class/accel/accel<n>/devi !! 127 What: /sys/class/habanalabs/hl<n>/mme_clk
134 Date: Jan 2019 128 Date: Jan 2019
135 KernelVersion: 5.1 129 KernelVersion: 5.1
136 Contact: ogabbay@kernel.org 130 Contact: ogabbay@kernel.org
137 Description: Allows the user to set the max 131 Description: Allows the user to set the maximum clock frequency, in Hz, of
138 the MME compute engine. Writes 132 the MME compute engine. Writes to this parameter affect the
139 device only when the power man 133 device only when the power management profile is set to "manual"
140 mode. The device MME clock mig 134 mode. The device MME clock might be set to lower value than the
141 maximum. The user should read 135 maximum. The user should read the mme_clk_curr to see the actual
142 frequency value of the MME. Th 136 frequency value of the MME. This property is valid only for the
143 Goya ASIC family 137 Goya ASIC family
144 138
145 What: /sys/class/accel/accel<n>/devi !! 139 What: /sys/class/habanalabs/hl<n>/mme_clk_curr
146 Date: Jan 2019 140 Date: Jan 2019
147 KernelVersion: 5.1 141 KernelVersion: 5.1
148 Contact: ogabbay@kernel.org 142 Contact: ogabbay@kernel.org
149 Description: Displays the current clock fre 143 Description: Displays the current clock frequency, in Hz, of the MME compute
150 engine. This property is valid 144 engine. This property is valid only for the Goya ASIC family
151 145
152 What: /sys/class/accel/accel<n>/devi !! 146 What: /sys/class/habanalabs/hl<n>/pci_addr
153 Date: Nov 2023 <<
154 KernelVersion: not yet upstreamed <<
155 Contact: ogabbay@kernel.org <<
156 Description: Displays the device's module i <<
157 <<
158 What: /sys/class/accel/accel<n>/devi <<
159 Date: Nov 2023 <<
160 KernelVersion: 6.8 <<
161 Contact: ttayar@habana.ai <<
162 Description: Displays the name of the paren <<
163 <<
164 What: /sys/class/accel/accel<n>/devi <<
165 Date: Jan 2019 147 Date: Jan 2019
166 KernelVersion: 5.1 148 KernelVersion: 5.1
167 Contact: ogabbay@kernel.org 149 Contact: ogabbay@kernel.org
168 Description: Displays the PCI address of th 150 Description: Displays the PCI address of the device. This is needed so the
169 user would be able to open a d 151 user would be able to open a device based on its PCI address
170 152
171 What: /sys/class/accel/accel<n>/devi !! 153 What: /sys/class/habanalabs/hl<n>/pm_mng_profile
172 Date: Jan 2019 154 Date: Jan 2019
173 KernelVersion: 5.1 155 KernelVersion: 5.1
174 Contact: ogabbay@kernel.org 156 Contact: ogabbay@kernel.org
175 Description: Power management profile. Valu 157 Description: Power management profile. Values are "auto", "manual". In "auto"
176 mode, the driver will set the 158 mode, the driver will set the maximum clock frequency to a high
177 value when a user-space proces 159 value when a user-space process opens the device's file (unless
178 it was already opened by anoth 160 it was already opened by another process). The driver will set
179 the max clock frequency to a l 161 the max clock frequency to a low value when there are no user
180 processes that are opened on t 162 processes that are opened on the device's file. In "manual"
181 mode, the user sets the maximu 163 mode, the user sets the maximum clock frequency by writing to
182 ic_clk, mme_clk and tpc_clk. T 164 ic_clk, mme_clk and tpc_clk. This property is valid only for
183 the Goya ASIC family 165 the Goya ASIC family
184 166
185 What: /sys/class/accel/accel<n>/devi !! 167 What: /sys/class/habanalabs/hl<n>/preboot_btl_ver
186 Date: Jan 2019 168 Date: Jan 2019
187 KernelVersion: 5.1 169 KernelVersion: 5.1
188 Contact: ogabbay@kernel.org 170 Contact: ogabbay@kernel.org
189 Description: Version of the device's preboo 171 Description: Version of the device's preboot F/W code
190 172
191 What: /sys/class/accel/accel<n>/devi !! 173 What: /sys/class/habanalabs/hl<n>/soft_reset
192 Date: Oct 2022 <<
193 KernelVersion: 6.1 <<
194 Contact: obitton@habana.ai <<
195 Description: Displays the device's security <<
196 <<
197 What: /sys/class/accel/accel<n>/devi <<
198 Date: Jan 2019 174 Date: Jan 2019
199 KernelVersion: 5.1 175 KernelVersion: 5.1
200 Contact: ogabbay@kernel.org 176 Contact: ogabbay@kernel.org
201 Description: Interface to trigger a soft-re 177 Description: Interface to trigger a soft-reset operation for the device.
202 Soft-reset will reset only the 178 Soft-reset will reset only the compute and DMA engines of the
203 device 179 device
204 180
205 What: /sys/class/accel/accel<n>/devi !! 181 What: /sys/class/habanalabs/hl<n>/soft_reset_cnt
206 Date: Jan 2019 182 Date: Jan 2019
207 KernelVersion: 5.1 183 KernelVersion: 5.1
208 Contact: ogabbay@kernel.org 184 Contact: ogabbay@kernel.org
209 Description: Displays how many times the de 185 Description: Displays how many times the device have undergone a soft-reset
210 operation since the driver was 186 operation since the driver was loaded
211 187
212 What: /sys/class/accel/accel<n>/devi !! 188 What: /sys/class/habanalabs/hl<n>/status
213 Date: Jan 2019 189 Date: Jan 2019
214 KernelVersion: 5.1 190 KernelVersion: 5.1
215 Contact: ogabbay@kernel.org 191 Contact: ogabbay@kernel.org
216 Description: Status of the card: !! 192 Description: Status of the card: "Operational", "Malfunction", "In reset".
217 193
218 * "operational" - Device is !! 194 What: /sys/class/habanalabs/hl<n>/thermal_ver
219 * "in reset" - Device is goi <<
220 available shortly. <<
221 * "disabled" - Device is not <<
222 * "needs reset" - Device is <<
223 is initiated. <<
224 * "in device creation" - Dev <<
225 is still initializing. <<
226 * "in reset after device rel <<
227 a compute-reset which is e <<
228 (relevant for Gaudi2 only) <<
229 <<
230 What: /sys/class/accel/accel<n>/devi <<
231 Date: Jan 2019 195 Date: Jan 2019
232 KernelVersion: 5.1 196 KernelVersion: 5.1
233 Contact: ogabbay@kernel.org 197 Contact: ogabbay@kernel.org
234 Description: Version of the Device's therma 198 Description: Version of the Device's thermal daemon
235 199
236 What: /sys/class/accel/accel<n>/devi !! 200 What: /sys/class/habanalabs/hl<n>/tpc_clk
237 Date: Jan 2019 201 Date: Jan 2019
238 KernelVersion: 5.1 202 KernelVersion: 5.1
239 Contact: ogabbay@kernel.org 203 Contact: ogabbay@kernel.org
240 Description: Allows the user to set the max 204 Description: Allows the user to set the maximum clock frequency, in Hz, of
241 the TPC compute engines. Write 205 the TPC compute engines. Writes to this parameter affect the
242 device only when the power man 206 device only when the power management profile is set to "manual"
243 mode. The device TPC clock mig 207 mode. The device TPC clock might be set to lower value than the
244 maximum. The user should read 208 maximum. The user should read the tpc_clk_curr to see the actual
245 frequency value of the TPC. Th 209 frequency value of the TPC. This property is valid only for
246 Goya ASIC family 210 Goya ASIC family
247 211
248 What: /sys/class/accel/accel<n>/devi !! 212 What: /sys/class/habanalabs/hl<n>/tpc_clk_curr
249 Date: Jan 2019 213 Date: Jan 2019
250 KernelVersion: 5.1 214 KernelVersion: 5.1
251 Contact: ogabbay@kernel.org 215 Contact: ogabbay@kernel.org
252 Description: Displays the current clock fre 216 Description: Displays the current clock frequency, in Hz, of the TPC compute
253 engines. This property is vali 217 engines. This property is valid only for the Goya ASIC family
254 218
255 What: /sys/class/accel/accel<n>/devi !! 219 What: /sys/class/habanalabs/hl<n>/uboot_ver
256 Date: Jan 2019 220 Date: Jan 2019
257 KernelVersion: 5.1 221 KernelVersion: 5.1
258 Contact: ogabbay@kernel.org 222 Contact: ogabbay@kernel.org
259 Description: Version of the u-boot running !! 223 Description: Version of the u-boot running on the device's CPU
260 <<
261 What: /sys/class/accel/accel<n>/devi <<
262 Date: Jan 2022 <<
263 KernelVersion: 5.17 <<
264 Contact: ogabbay@kernel.org <<
265 Description: Version of the Device's Voltag <<
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.