| /openbmc/openbmc/meta-ampere/meta-jade/recipes-phosphor/gpio/phosphor-gpio-monitor/ |
| H A D | ampere_psu_reset_hotswap.sh | 5 # At this time, to plug-in PSU2 in system, PSU2 won't deliver power to
11 # BMC SW work-around solution:
12 # - When BMC detect event PSU is plugged in system, BMC will reset HSC
13 # by disabling HOT SWAP and then enabling HOT SWAP through pmbus command
17 # In case hot swap occurs during BMC reset, BMC still not in operation state,
18 # BMC can't detect PSU plug/unplug, then the work-around won't be executed
45 chassisstate=$(obmcutil chassisstate | awk -F. '{print $NF}')
52 if ! data=$(i2cget -f -y $HSC_PMBUS_NUM $HSC_SLAVE_ADDR $STATUS_MFR_SPECIFIC); then
53 echo "ERROR: Can't access the i2c. Please check /dev/i2c-$HSC_PMBUS_NUM"
61 echo "Reset Hot swap output on PSU $PSU"
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| /openbmc/entity-manager/ |
| H A D | README.md | 14 likely does contain multiple sub-components, but the component itself as a whole
31 of a D-Bus interface definition.
48 components at runtime. The most common of these, fru-device, is included in
49 the Entity-Manager repo, and scans all available I2C buses for IPMI FRU
51 **[peci-pcie](https://github.com/openbmc/peci-pcie):** A daemon that utilizes
53 **[smbios-mdr](https://github.com/openbmc/smbios-mdr):** A daemon that
73 records to D-Bus.
77 describe. One example of this is dbus-sensors, which contains a suite of
81 daemons and Hot swap backplane management daemons, or drive daemons.
84 reactor when architectures are multi-tiered. An example of this might include a
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| /openbmc/linux/mm/ |
| H A D | swap_slots.c | 1 // SPDX-License-Identifier: GPL-2.0
3 * Manage cache of swap slots to be used for and returned from
4 * swap.
10 * We allocate the swap slots from the global pool and put
21 * The swap entry allocated is marked with SWAP_HAS_CACHE
25 * The swap slots cache is protected by a mutex instead of
43 /* Serialize swap slots cache enable/disable operations */
67 /* Must not be called with cpu hot plug lock */
126 return -ENOMEM; in alloc_swap_slot_cache()
132 return -ENOMEM; in alloc_swap_slot_cache()
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| H A D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0-only
6 # For some reason microblaze and nios2 hard code SWAP=n. Hopefully we can
7 # add proper SWAP support to them, in which case this can be remove.
15 menuconfig SWAP config
16 bool "Support for paging of anonymous memory (swap)"
21 for so called swap devices or swap files in your kernel that are
26 bool "Compressed cache for swap pages"
27 depends on SWAP
31 A lightweight compressed cache for swap pages. It takes
33 compress them into a dynamically allocated RAM-based memory pool.
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| /openbmc/linux/Documentation/devicetree/bindings/hwmon/ |
| H A D | adi,adm1177.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Analog Devices ADM1177 Hot Swap Controller and Digital Power Monitor
10 - Michael Hennerich <michael.hennerich@analog.com>
13 Analog Devices ADM1177 Hot Swap Controller and Digital Power Monitor
14 https://www.analog.com/media/en/technical-documentation/data-sheets/ADM1177.pdf
19 - adi,adm1177
24 avcc-supply:
28 shunt-resistor-micro-ohms:
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| /openbmc/linux/Documentation/hwmon/ |
| H A D | ltc4286.rst | 1 .. SPDX-License-Identifier: GPL-2.0-or-later
12 Addresses scanned: -
14 Datasheet: https://www.analog.com/media/en/technical-documentation/data-sheets/ltc4286.pdf
20 Addresses scanned: -
22 Datasheet: https://www.analog.com/media/en/technical-documentation/data-sheets/ltc4287.pdf
28 -----------
31 and LTC4287 Hot-Swap Controller and Digital Power Monitors.
33 LTC4286 and LTC4287 are hot-swap controllers that allow a circuit board
35 current and voltage readback via an integrated 12 bit analog-to-digital
43 -----------
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|
| H A D | adm1275.rst | 10 Addresses scanned: -
12 Datasheet: www.analog.com/static/imported-files/data_sheets/ADM1075.pdf
18 Addresses scanned: -
20 Datasheet: www.analog.com/static/imported-files/data_sheets/ADM1272.pdf
26 Addresses scanned: -
28 Datasheet: www.analog.com/static/imported-files/data_sheets/ADM1275.pdf
34 Addresses scanned: -
36 Datasheet: www.analog.com/static/imported-files/data_sheets/ADM1276.pdf
42 Addresses scanned: -
44 Datasheet: www.analog.com/static/imported-files/data_sheets/ADM1278.pdf
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|
| H A D | adm1177.rst | 7 Datasheet: https://www.analog.com/media/en/technical-documentation/data-sheets/ADM1177.pdf
13 -----------
16 Hot-Swap Controller and Digital Power Monitors with Soft Start Pin.
20 -----------
22 This driver does not auto-detect devices. You will have to instantiate the
23 devices explicitly. Please see Documentation/i2c/instantiating-devices.rst
28 -------------
31 is read-write, all other attributes are read-only.
|
| H A D | xdp710.rst | 1 .. SPDX-License-Identifier: GPL-2.0
14 … the Infineon website : https://www.infineon.com/dgdl/Infineon-XDP710-001-DataSheet-v01_00-EN.pdf?…
21 -----------
23 This driver implements support for Infineon XDP710 Hot-Swap Controller.
27 - PMBus rev 1.3 interface.
|
| H A D | mp5023.rst | 1 .. SPDX-License-Identifier: GPL-2.0
21 -----------
24 MP5023 Hot-Swap Controller.
28 - PMBus rev 1.3 interface.
|
| H A D | mp5990.rst | 1 .. SPDX-License-Identifier: GPL-2.0
21 -----------
24 MP5990 Hot-Swap Controller.
28 - PMBus rev 1.3 interface.
|
| H A D | ltc4260.rst | 10 Addresses scanned: -
16 Author: Guenter Roeck <linux@roeck-us.net>
20 -----------
22 The LTC4260 Hot Swap controller allows a board to be safely inserted
27 -----------
37 $ echo ltc4260 0x10 > /sys/bus/i2c/devices/i2c-1/new_device
41 -------------
|
| H A D | ltc4261.rst | 10 Addresses scanned: -
16 Author: Guenter Roeck <linux@roeck-us.net>
20 -----------
22 The LTC4261/LTC4261-2 negative voltage Hot Swap controllers allow a board
27 -----------
37 $ echo ltc4261 0x10 > /sys/bus/i2c/devices/i2c-1/new_device
41 -------------
|
| /openbmc/linux/drivers/platform/mellanox/ |
| H A D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0
23 This driver handles hot-plug events for the power suppliers, power
43 This driver provides support for the Mellanox MSN4800-XX line cards,
46 Centers (EDC) for building Ethernet based clusters, High-Performance
67 and to set up a watchdog that can undo that swap if the system
70 device driver to do necessary initial swap of the boot partition.
92 serial port (RS-232 interface), an OOB port (1G/100M MDI interface)
96 System equipped with Nvidia®Spectrum-1 32x100GbE Ethernet switch.
|
| /openbmc/ipmitool/include/ipmitool/ |
| H A D | ipmi_sel.h | 22 * PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED.
173 /* based on PICMG IPMB-0 Link state sensor */
174 { 0xC3 , 0x02 , 0xff, IPMI_EVENT_CLASS_DISCRETE , "IPMB-L Link State", "IPMB L Disabled" },
175 { 0xC3 , 0x03 , 0xff, IPMI_EVENT_CLASS_DISCRETE , "IPMB-L Link State", "IPMB L Enabled" },
230 { 0x01, 0x00, 0xff, IPMI_EVENT_CLASS_THRESHOLD, "Threshold", "Lower Non-critical going low " },
231 { 0x01, 0x01, 0xff, IPMI_EVENT_CLASS_THRESHOLD, "Threshold", "Lower Non-critical going high" },
234 { 0x01, 0x04, 0xff, IPMI_EVENT_CLASS_THRESHOLD, "Threshold", "Lower Non-recoverable going low " },
235 { 0x01, 0x05, 0xff, IPMI_EVENT_CLASS_THRESHOLD, "Threshold", "Lower Non-recoverable going high" },
236 { 0x01, 0x06, 0xff, IPMI_EVENT_CLASS_THRESHOLD, "Threshold", "Upper Non-critical going low " },
237 { 0x01, 0x07, 0xff, IPMI_EVENT_CLASS_THRESHOLD, "Threshold", "Upper Non-critical going high" },
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| /openbmc/linux/Documentation/devicetree/bindings/hwmon/pmbus/ |
| H A D | ti,lm25066.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
8 title: National Semiconductor/Texas Instruments LM250x6/LM506x power-management ICs
11 - Zev Weiss <zev@bewilderbeest.net>
14 The LM25066 family of power-management ICs (a.k.a. hot-swap
23 - ti,lm25056
24 - ti,lm25066
25 - ti,lm5064
26 - ti,lm5066
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| /openbmc/linux/drivers/hwmon/ |
| H A D | ltc4261.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Driver for Linear Technology LTC4261 I2C Negative Voltage Hot Swap Controller
9 * Driver for Linear Technology LTC4245 I2C Multiple Supply Hot Swap Controller
22 #include <linux/hwmon-sysfs.h>
58 struct i2c_client *client = data->client; in ltc4261_update_device()
61 mutex_lock(&data->update_lock); in ltc4261_update_device()
63 if (time_after(jiffies, data->last_updated + HZ / 4) || !data->valid) { in ltc4261_update_device()
66 /* Read registers -- 0x00 to 0x09 */ in ltc4261_update_device()
67 for (i = 0; i < ARRAY_SIZE(data->regs); i++) { in ltc4261_update_device()
76 data->valid = false; in ltc4261_update_device()
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| /openbmc/linux/drivers/hwmon/pmbus/ |
| H A D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0-only
37 be called acbel-fsg032.
55 and ADM1294 Hot-Swap Controller and Digital Power Monitors.
67 be called bel-pfe.
70 tristate "BluTek BPA-RS600 Power Supplies"
73 BPA-RS600 Power Supplies.
76 be called bpa-rs600.
88 tristate "Delta AHE-50DC fan control module"
91 the integrated fan control module of the Delta AHE-50DC
95 will be called delta-ahe50dc-fan.
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|
| H A D | mp5023.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Driver for MPS MP5023 Hot-Swap Controller
|
| /openbmc/linux/Documentation/admin-guide/cgroup-v1/ |
| H A D | memcg_test.rst | 7 Base Kernel Version: based on 2.6.33-rc7-mm(candidate for 34).
13 (*) Topics on API should be in Documentation/admin-guide/cgroup-v1/memory.rst)
22 Allocated at boot or memory hotplug. Freed at memory hot removal.
29 occurs. swap_cgroup is used only when a charged page is swapped-out.
41 a page/swp_entry may be uncharged (usage -= PAGE_SIZE) by
47 Called when swp_entry's refcnt goes down to 0. A charge against swap
50 3. charge-commit-cancel
55 - mem_cgroup_try_charge()
56 - mem_cgroup_commit_charge() or mem_cgroup_cancel_charge()
63 At cancel(), simply usage -= PAGE_SIZE.
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| /openbmc/linux/Documentation/mm/ |
| H A D | multigen_lru.rst | 1 .. SPDX-License-Identifier: GPL-2.0
4 Multi-Gen LRU
6 The multi-gen LRU is an alternative LRU implementation that optimizes
14 ----------
20 * Simple self-correcting heuristics
23 implementations. In the multi-gen LRU, each generation represents a
25 (time-based) common frame of reference and therefore help make better
41 choices; thus self-correction is necessary.
43 The benefits of simple self-correcting heuristics are self-evident.
51 -----------
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| /openbmc/linux/drivers/leds/ |
| H A D | leds-menf21bmc.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
7 * STATUS LED, HOT SWAP LED, USER LED 1, USER LED 2
60 led_val = i2c_smbus_read_byte_data(led->i2c_client, in menf21bmc_led_set()
66 led_val &= ~led->led_bit; in menf21bmc_led_set()
68 led_val |= led->led_bit; in menf21bmc_led_set()
70 i2c_smbus_write_byte_data(led->i2c_client, in menf21bmc_led_set()
80 struct i2c_client *i2c_client = to_i2c_client(pdev->dev.parent); in menf21bmc_led_probe()
86 ret = devm_led_classdev_register(&pdev->dev, &leds[i].cdev); in menf21bmc_led_probe()
88 dev_err(&pdev->dev, "failed to register LED device\n"); in menf21bmc_led_probe()
92 dev_info(&pdev->dev, "MEN 140F21P00 BMC LED device enabled\n"); in menf21bmc_led_probe()
|
| /openbmc/linux/drivers/pci/hotplug/ |
| H A D | ibmphp_ebda.c | 1 // SPDX-License-Identifier: GPL-2.0+
3 * IBM Hot Plug Controller Driver
7 * Copyright (C) 2001,2003 Greg Kroah-Hartman (greg@kroah.com)
8 * Copyright (C) 2001-2003 IBM Corp.
26 * POST builds data blocks(in this data block definition, a char-1
27 * byte, short(or word)-2 byte, long(dword)-4 byte) in the Extended
28 * BIOS Data Area which describe the configuration of the hot-plug
29 * controllers and resources used by the PCI Hot-Plug devices.
33 * already assigned by POST, as well as linked lists about hot plug
76 controller->slots = slots; in alloc_ebda_hpc()
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|
| /openbmc/linux/Documentation/devicetree/bindings/mfd/ |
| H A D | maxim,max5970.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Patrick Rudolph <patrick.rudolph@9elements.com>
24 - maxim,max5970
25 - maxim,max5978
39 "#address-cells":
42 "#size-cells":
46 "^led@[0-3]$":
52 vss1-supply:
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|
| /openbmc/linux/Documentation/admin-guide/mm/ |
| H A D | multigen_lru.rst | 1 .. SPDX-License-Identifier: GPL-2.0
4 Multi-Gen LRU
6 The multi-gen LRU is an alternative LRU implementation that optimizes
26 -----------
38 0x0001 The main switch for the multi-gen LRU.
42 disabled, the multi-gen LRU will suffer a minor performance
43 degradation for workloads that contiguously map hot pages,
46 0x0004 Clearing the accessed bit in non-leaf page table entries as
49 disabled, the multi-gen LRU will suffer a negligible
65 --------------------
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|