sysfs-driver-mlxreg-io - OpenGrok cross reference for /linux-6.12.1/Documentation/ABI/stable/sysfs-driver-mlxreg-io

1 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/asic_health
6 		0 - health failed, 2 - health OK, 3 - ASIC in booting state.
10 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/cpld1_version
11 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/cpld2_version
20 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/fan_dir
24 Description:	This file shows the system fans direction:
25 		forward direction - relevant bit is set 0;
26 		reversed direction - relevant bit is set 1.
30 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/cpld3_version
39 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/jtag_enable
48 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/select_iio
59 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/psu1_on
60 		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/psu2_on
61 		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/pwr_cycle
62 		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/pwr_down
66 Description:	These files allow asserting system power cycling, switching
67 		power supply units on and off and system's main power domain
73 		disconnected from the power source, when written 0 - connected.
74 		If both are written 1 - power supplies main power domain will
76 		When pwr_down is written 1, system's main power domain will go
81 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_aux_pwr_or_ref
82 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_asic_thermal
83 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_hotswap_or_halt
84 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_hotswap_or_wd
85 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_fw_reset
86 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_long_pb
87 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_main_pwr_fail
88 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_short_pb
89 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_sw_reset
93 Description:	These files show the system reset cause, as following: power
97 		this is reset cause, 0 - otherwise. Only one of the above
103 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_comex_pwr_fail
104 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_from_comex
105 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_system
106 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_voltmon_upgrade_fail
110 Description:	These files show the system reset cause, as following: ComEx
111 		power fail, reset from ComEx, system platform reset, reset
113 		Value 1 in file means this is reset cause, 0 - otherwise.
119 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/cpld4_version
128 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_comex_thermal
129 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_comex_wd
130 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_from_asic
131 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_reload_bios
132 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_sff_wd
133 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_swb_wd
137 Description:	These files show the system reset cause, as following:
141 		reload. Value 1 in file means this is reset cause, 0 - otherwise.
147 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/config1
148 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/config2
152 Description:	These files show system static topology identification
153 		like system's static I2C topology, number and type of FPGA
154 		devices within the system and so on.
158 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_ac_pwr_fail
159 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_platform
160 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_soc
161 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_sw_pwr_off
165 Description:	These files show the system reset causes, as following: reset
173 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/pcie_asic_reset_dis
182 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/vpd_wp
186 Description:	This file allows to overwrite system VPD hardware write
191 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/voltreg_update_status
197 		0 - OK; 1 - CRC failure; 2 = I2C failure; 3 - in progress.
201 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/ufm_version
210 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/cpld1_pn
211 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/cpld2_pn
212 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/cpld3_pn
213 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/cpld4_pn
214 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/cpld1_version_min
215 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/cpld2_version_min
216 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/cpld3_version_min
217 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/cpld4_version_min
223 		system.
227 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/bios_active_image
228 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/bios_auth_fail
229 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/bios_upgrade_fail
239 		top-swap feature of DualBios on the same flash.
250 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/lc1_enable
251 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/lc2_enable
252 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/lc3_enable
253 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/lc4_enable
254 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/lc5_enable
255 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/lc6_enable
256 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/lc7_enable
257 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/lc8_enable
264 		from the reset state, when 0 - is hold in reset state.
268 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/lc1_pwr
269 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/lc2_pwr
270 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/lc3_pwr
271 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/lc4_pwr
272 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/lc5_pwr
273 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/lc6_pwr
274 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/lc7_pwr
275 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/lc8_pwr
282 		on, when written 0 - powered off.
286 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/lc1_rst_mask
287 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/lc2_rst_mask
288 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/lc3_rst_mask
289 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/lc4_rst_mask
290 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/lc5_rst_mask
291 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/lc6_rst_mask
292 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/lc7_rst_mask
293 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/lc8_rst_mask
301 		is cleared, when written 0 - no effect.
305 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/os_started
314 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/pm_mgmt_en
321 		powered line cards in case system power budget is getting
325 		software is enabled, 0 - power management control by hardware.
327 		not allow to power on any new line card in case system power
330 		at once - hardware will power line cards while system has
336 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/psu3_on
337 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/psu4_on
344 		disconnected from the power source, when written 0 - connected.
348 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/shutdown_unlock
353 		When system thermal shutdown is enforced by ASIC, ASIC is
354 		getting locked and after system boot it will not be available.
356 		1 and then perform system power cycle by setting pwr_cycle
359 		validate that system reboot cause is reset_asic_thermal or
362 		ASIC from locking - is full system power cycle through the
368 What:		/sys/devices/platform/mlxplat/i2c_mlxcpld.*/i2c-*/i2c-*/i2c-*/*-0032/mlxreg-io.*/hwmon/hwmon…
369 What:		/sys/devices/platform/mlxplat/i2c_mlxcpld.*/i2c-*/i2c-*/i2c-*/*-0032/mlxreg-io.*/hwmon/hwmon…
370 What:		/sys/devices/platform/mlxplat/i2c_mlxcpld.*/i2c-*/i2c-*/i2c-*/*-0032/mlxreg-io.*/hwmon/hwmon…
379 What:		/sys/devices/platform/mlxplat/i2c_mlxcpld.*/i2c-*/i2c-*/i2c-*/*-0032/mlxreg-io.*/hwmon/hwmon…
380 What:		/sys/devices/platform/mlxplat/i2c_mlxcpld.*/i2c-*/i2c-*/i2c-*/*-0032/mlxreg-io.*/hwmon/hwmon…
381 What:		/sys/devices/platform/mlxplat/i2c_mlxcpld.*/i2c-*/i2c-*/i2c-*/*-0032/mlxreg-io.*/hwmon/hwmon…
390 What:		/sys/devices/platform/mlxplat/i2c_mlxcpld.*/i2c-*/i2c-*/i2c-*/*-0032/mlxreg-io.*/hwmon/hwmon…
395 		protection mode. When attribute is set 1 - write protection is
396 		disabled, when 0 - enabled.
398 		If the system is in locked-down mode writing this file will not
405 What:		/sys/devices/platform/mlxplat/i2c_mlxcpld.*/i2c-*/i2c-*/i2c-*/*-0032/mlxreg-io.*/hwmon/hwmon…
406 What:		/sys/devices/platform/mlxplat/i2c_mlxcpld.*/i2c-*/i2c-*/i2c-*/*-0032/mlxreg-io.*/hwmon/hwmon…
407 What:		/sys/devices/platform/mlxplat/i2c_mlxcpld.*/i2c-*/i2c-*/i2c-*/*-0032/mlxreg-io.*/hwmon/hwmon…
408 What:		/sys/devices/platform/mlxplat/i2c_mlxcpld.*/i2c-*/i2c-*/i2c-*/*-0032/mlxreg-io.*/hwmon/hwmon…
409 What:		/sys/devices/platform/mlxplat/i2c_mlxcpld.*/i2c-*/i2c-*/i2c-*/*-0032/mlxreg-io.*/hwmon/hwmon…
410 What:		/sys/devices/platform/mlxplat/i2c_mlxcpld.*/i2c-*/i2c-*/i2c-*/*-0032/mlxreg-io.*/hwmon/hwmon…
415 		auxiliary outage or power refresh, DC-to-DC power failure, FPGA reset
417 		Value 1 in file means this is reset cause, 0 - otherwise. Only one of
423 What:		/sys/devices/platform/mlxplat/i2c_mlxcpld.*/i2c-*/i2c-*/i2c-*/*-0032/mlxreg-io.*/hwmon/hwmon…
424 What:		/sys/devices/platform/mlxplat/i2c_mlxcpld.*/i2c-*/i2c-*/i2c-*/*-0032/mlxreg-io.*/hwmon/hwmon…
429 		is enabled, 0 - otherwise.
430 		If the system is in locked-down mode writing these files will
433 		upgrade through the JTAG daisy-chain.
437 What:		/sys/devices/platform/mlxplat/i2c_mlxcpld.*/i2c-*/i2c-*/i2c-*/*-0032/mlxreg-io.*/hwmon/hwmon…
438 What:		/sys/devices/platform/mlxplat/i2c_mlxcpld.*/i2c-*/i2c-*/i2c-*/*-0032/mlxreg-io.*/hwmon/hwmon…
443 		The attributes are set 1 for power on, 0 - for power off.
447 What:		/sys/devices/platform/mlxplat/i2c_mlxcpld.*/i2c-*/i2c-*/i2c-*/*-0032/mlxreg-io.*/hwmon/hwmon…
448 What:		/sys/devices/platform/mlxplat/i2c_mlxcpld.*/i2c-*/i2c-*/i2c-*/*-0032/mlxreg-io.*/hwmon/hwmon…
453 		The attributes are set 1 to enable burning, 0 - to disable.
454 		If the system is in locked-down mode writing these files will
461 What:		/sys/devices/platform/mlxplat/i2c_mlxcpld.*/i2c-*/i2c-*/i2c-*/*-0032/mlxreg-io.*/hwmon/hwmon…
462 What:		/sys/devices/platform/mlxplat/i2c_mlxcpld.*/i2c-*/i2c-*/i2c-*/*-0032/mlxreg-io.*/hwmon/hwmon…
471 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/phy_reset
479 		from the reset state, when 0 - are hold in reset state.
483 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/mac_reset
491 		from the reset state, when 0 - is hold in reset state.
495 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/qsfp_pwr_good
503 		0 - Power good, 1 - Not power good.
507 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/asic2_health
511 Description:	This file shows 2-nd ASIC health status. The possible values are:
512 		0 - health failed, 2 - health OK, 3 - ASIC in booting state.
516 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/asic_reset
517 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/asic2_reset
525 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/comm_chnl_ready
529 Description:	This file is used to indicate remote end (for example BMC) that system
535 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/config3
541 		The purpose is to expose some minor BOM changes for the same system SKU.
545 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_pwr_converter_fail
549 Description:	This file shows the system reset cause due to power converter
551 		Value 1 in file means this is reset cause, 0 - otherwise.
555 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/erot1_ap_reset
556 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/erot2_ap_reset
572 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/erot1_recovery
573 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/erot2_recovery
574 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/erot1_reset
575 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/erot2_reset
582 		flow their reset should be released with system power – earliest power
592 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/erot1_wp
593 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/erot2_wp
600 		If the system is in locked-down mode writing this file will not be allowed.
604 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/spi_chnl_select
609 		device Out-of-Band recovery.
615 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/asic_pg_fail
620 		Value 1 in file means ASIC Power Good failed, 0 - otherwise.
624 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/clk_brd1_boot_fail
625 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/clk_brd2_boot_fail
626 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/clk_brd_fail
630 Description:	These files are related to clock boards status in system.
631 		- clk_brd1_boot_fail: warning about 1-st clock board failed to boot from CI.
632 		- clk_brd2_boot_fail: warning about 2-nd clock board failed to boot from CI.
633 		- clk_brd_fail: error about common clock board boot failure.
637 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/clk_brd_prog_en
641 Description:	This file enables programming of clock boards.
643 		If the system is in locked-down mode writing this file will not be allowed.
647 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/pwr_converter_prog_en
653 		If the system is in locked-down mode writing this file will not be allowed.
657 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_ac_ok_fail
661 Description:	This file shows the system reset cause due to AC power failure.
662 		Value 1 in file means this is reset cause, 0 - otherwise.
666 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/cpld5_pn
667 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/cpld5_version
668 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/cpld5_version_min
673 		versions have been burned the 5-th CPLD device equipped on a
674 		system.
678 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/jtag_cap
685 		b00 - field update through LPC bus register memory space.
686 		b01 - Reserved.
687 		b10 - Reserved.
688 		b11 - field update through CPU GPIOs bit-banging.
692 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/lid_open
696 Description:	1 - indicates that system lid is opened, otherwise 0.
700 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_long_pwr_pb
704 Description:	This file if set 1 indicates that system has been reset by
709 What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_swb_dc_dc_pwr_fail
713 Description:	This file shows 1 in case the system reset happened due to the
714 		failure of any DC-DC power converter devices equipped on the