| /openbmc/qemu/hw/timer/ |
| H A D | exynos4210_mct.c | 2 * Samsung exynos4210 Multi Core timer
4 * Copyright (c) 2000 - 2011 Samsung Electronics Co., Ltd.
24 * Global Timer:
31 * | <-------------------------------------------------------------- |
32 * | --------------------------------------------frc---------------> |
37 * | -------------> |
40 * Problem: when implementing global timer as is, overflow arises.
43 * Lets arm timer for MCT_GT_COUNTER_STEP count and update internal G_CNT
47 * local timer contains two counters: TCNT and ICNT. TCNT == 0 -> ICNT--.
59 #include "qemu/timer.h"
[all …]
|
| H A D | exynos4210_pwm.c | 2 * Samsung exynos4210 Pulse Width Modulation Timer
4 * Copyright (c) 2000 - 2011 Samsung Electronics Co., Ltd.
27 #include "qemu/timer.h"
88 /* timer struct */
90 uint32_t id; /* timer id */
91 qemu_irq irq; /* local timer irq */
92 uint32_t freq; /* timer frequency */
94 /* use ptimer.c to represent count down timer */
95 ptimer_state *ptimer; /* timer */
117 Exynos4210PWM timer[EXYNOS4210_PWM_TIMERS_NUM]; member
[all …]
|
| /openbmc/linux/Documentation/devicetree/bindings/cpu/ |
| H A D | idle-states.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/cpu/idle-states.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
11 - Anup Patel <anup@brainfault.org>
15 1 - Introduction
18 ARM and RISC-V systems contain HW capable of managing power consumption
19 dynamically, where cores can be put in different low-power states (ranging
22 run-time, can be specified through device tree bindings representing the
[all …]
|
| /openbmc/linux/net/mac802154/ |
| H A D | util.c | 1 // SPDX-License-Identifier: GPL-2.0-only
11 #include "driver-ops.h"
17 * ieee802154_wake_queue - wake ieee802154 queue
22 * one frame at a time for each phy, which means we had to stop the queue to
28 struct ieee802154_local *local = hw_to_local(hw); in ieee802154_wake_queue() local
32 clear_bit(WPAN_PHY_FLAG_STATE_QUEUE_STOPPED, &local->phy->flags); in ieee802154_wake_queue()
33 list_for_each_entry_rcu(sdata, &local->interfaces, list) { in ieee802154_wake_queue()
34 if (!sdata->dev) in ieee802154_wake_queue()
37 netif_wake_queue(sdata->dev); in ieee802154_wake_queue()
43 * ieee802154_stop_queue - stop ieee802154 queue
[all …]
|
| /openbmc/linux/net/mac80211/ |
| H A D | agg-tx.c | 1 // SPDX-License-Identifier: GPL-2.0-only
6 * Copyright 2002-2005, Instant802 Networks, Inc.
7 * Copyright 2005-2006, Devicescape Software, Inc.
8 * Copyright 2006-2007 Jiri Benc <jbenc@suse.cz>
10 * Copyright 2007-2010, Intel Corporation
11 * Copyright(c) 2015-2017 Intel Deutschland GmbH
12 * Copyright (C) 2018 - 2023 Intel Corporation
20 #include "driver-ops.h"
24 * DOC: TX A-MPDU aggregation
28 * packets with a flag indicating A-MPDU aggregation. The driver
[all …]
|
| H A D | agg-rx.c | 1 // SPDX-License-Identifier: GPL-2.0-only
6 * Copyright 2002-2005, Instant802 Networks, Inc.
7 * Copyright 2005-2006, Devicescape Software, Inc.
8 * Copyright 2006-2007 Jiri Benc <jbenc@suse.cz>
10 * Copyright 2007-2010, Intel Corporation
11 * Copyright(c) 2015-2017 Intel Deutschland GmbH
12 * Copyright (C) 2018-2022 Intel Corporation
16 * DOC: RX A-MPDU aggregation
19 * @ampdu_action callback that is invoked to start/stop any
20 * block-ack sessions for RX aggregation.
[all …]
|
| H A D | pm.c | 1 // SPDX-License-Identifier: GPL-2.0
4 * Copyright (C) 2020-2021 Intel Corporation
11 #include "driver-ops.h"
14 static void ieee80211_sched_scan_cancel(struct ieee80211_local *local) in ieee80211_sched_scan_cancel() argument
16 if (ieee80211_request_sched_scan_stop(local)) in ieee80211_sched_scan_cancel()
18 cfg80211_sched_scan_stopped_locked(local->hw.wiphy, 0); in ieee80211_sched_scan_cancel()
23 struct ieee80211_local *local = hw_to_local(hw); in __ieee80211_suspend() local
27 if (!local->open_count) in __ieee80211_suspend()
30 local->suspending = true; in __ieee80211_suspend()
33 ieee80211_scan_cancel(local); in __ieee80211_suspend()
[all …]
|
| /openbmc/u-boot/arch/arm/dts/ |
| H A D | fsl-imx8-ca53.dtsi | 17 #address-cells = <2>;
18 #size-cells = <0>;
20 idle-states {
21 entry-method = "psci";
23 CPU_SLEEP: cpu-sleep {
24 compatible = "arm,idle-state";
25 local-timer-stop;
26 arm,psci-suspend-param = <0x0000000>;
27 entry-latency-us = <700>;
28 exit-latency-us = <250>;
[all …]
|
| /openbmc/linux/kernel/time/ |
| H A D | tick-broadcast.c | 1 // SPDX-License-Identifier: GPL-2.0
3 * This file contains functions which emulate a local clock-event
6 * Copyright(C) 2005-2006, Thomas Gleixner <tglx@linutronix.de>
7 * Copyright(C) 2005-2007, Red Hat, Inc., Ingo Molnar
8 * Copyright(C) 2006-2007, Timesys Corp., Thomas Gleixner
20 #include "tick-internal.h"
23 * Broadcast support for broken x86 hardware, where the local apic
24 * timer stops in C3 state.
89 if ((newdev->features & CLOCK_EVT_FEAT_DUMMY) || in tick_check_broadcast_device()
90 (newdev->features & CLOCK_EVT_FEAT_PERCPU) || in tick_check_broadcast_device()
[all …]
|
| H A D | tick-sched.c | 1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright(C) 2005-2006, Thomas Gleixner <tglx@linutronix.de>
4 * Copyright(C) 2005-2007, Red Hat, Inc., Ingo Molnar
5 * Copyright(C) 2006-2007 Timesys Corp., Thomas Gleixner
26 #include <linux/posix-timers.h>
32 #include "tick-internal.h"
34 #include <trace/events/timer.h>
37 * Per-CPU nohz control structure
173 tick_next_period += TICK_NSEC - rem; in tick_init_jiffy_update()
216 if (ts->last_tick_jiffies != jiffies) { in tick_sched_do_timer()
[all …]
|
| /openbmc/phosphor-net-ipmid/sol/ |
| H A D | sol_manager.hpp | 9 #include <boost/asio/local/stream_protocol.hpp>
23 constexpr char CONSOLE_SOCKET_PATH[] = "\0obmc-console.default";
24 constexpr size_t CONSOLE_SOCKET_PATH_LEN = sizeof(CONSOLE_SOCKET_PATH) - 1;
36 * interfaces to start a payload instance, stop a payload instance and get
139 * Character Accumulate Interval is 5 ms increments, 1-based value. The
161 * 1-based. 0 = no retries after packet is transmitted. Packet will be
174 * is 10 ms increments, 1-based value. The parameter value is
198 * add the accumulate interval timer and retry interval timer to the
201 * @param[in] payloadInstance - SOL payload instance.
202 * @param[in] sessionID - BMC session ID.
[all …]
|
| /openbmc/linux/Documentation/virt/kvm/x86/ |
| H A D | timekeeping.rst | 1 .. SPDX-License-Identifier: GPL-2.0
4 Timekeeping Virtualization for X86-Based Architectures
32 information relevant to KVM and hardware-based virtualization.
41 2.1. i8254 - PIT
42 ----------------
44 One of the first timer devices available is the programmable interrupt timer,
46 channels which can be programmed to deliver periodic or one-shot interrupts.
53 The PIT uses I/O ports 0x40 - 0x43. Access to the 16-bit counters is done
55 available, but not all modes are available to all timers, as only timer 2
59 -------------- ----------------
[all …]
|
| /openbmc/linux/Documentation/timers/ |
| H A D | highres.rst | 8 https://www.kernel.org/doc/ols/2006/ols2006v1-pages-333-346.pdf
11 http://www.cs.columbia.edu/~nahum/w6998/papers/ols2006-hrtimers-slides.pdf
23 - hrtimer base infrastructure
24 - timeofday and clock source management
25 - clock event management
26 - high resolution timer functionality
27 - dynamic ticks
31 ---------------------------
37 The main differences to the timer wheel, which holds the armed timer_list type
40 - time ordered enqueueing into a rb-tree
[all …]
|
| H A D | timekeeping.rst | 10 If you grep through the kernel source you will find a number of architecture-
12 architecture-specific overrides of the sched_clock() function and some
17 on this timeline, providing facilities such as high-resolution timers.
23 -------------
31 n bits which count from 0 to (2^n)-1 and then wraps around to 0 and start over.
32 It will ideally NEVER stop ticking as long as the system is running. It
33 may stop during system suspend.
36 shall be as stable and correct as possible as compared to a real-world wall
46 When the wall-clock accuracy of the clock source isn't satisfactory, there
48 the user-visible time to RTC clocks in the system or against networked time
[all …]
|
| /openbmc/linux/drivers/net/fddi/skfp/ |
| H A D | hwt.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
14 * Timer Driver for FBI board (timer chip 82C54)
20 * 28-Jun-1994 sw Edit v1.6.
21 * MCA: Added support for the SK-NET FDDI-FM2 adapter. The
31 * Prototypes of local functions.
33 /* 28-Jun-1994 sw - Note: hwt_restart() is also used in module 'drvfbi.c'. */
40 * Start hardware timer (clock ticks are 16us).
46 * smc - A pointer to the SMT Context structure.
48 * time - The time in units of 16us to load the timer with.
62 smc->hw.t_start = time ; in hwt_start()
[all …]
|
| /openbmc/linux/net/rxrpc/ |
| H A D | peer_event.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
19 #include "ar-internal.h"
26 * Find the peer associated with a local error.
28 static struct rxrpc_peer *rxrpc_lookup_peer_local_rcu(struct rxrpc_local *local, in rxrpc_lookup_peer_local_rcu() argument
37 srx->transport_type = local->srx.transport_type; in rxrpc_lookup_peer_local_rcu()
38 srx->transport_len = local->srx.transport_len; in rxrpc_lookup_peer_local_rcu()
39 srx->transport.family = local->srx.transport.family; in rxrpc_lookup_peer_local_rcu()
44 switch (srx->transport.family) { in rxrpc_lookup_peer_local_rcu()
46 srx->transport_len = sizeof(srx->transport.sin); in rxrpc_lookup_peer_local_rcu()
47 srx->transport.family = AF_INET; in rxrpc_lookup_peer_local_rcu()
[all …]
|
| /openbmc/linux/drivers/clocksource/ |
| H A D | timer-fttmr010.c | 1 // SPDX-License-Identifier: GPL-2.0
3 * Faraday Technology FTTMR010 timer driver
6 * Based on a rewrite of arch/arm/mach-gemini/timer.c:
7 * Copyright (C) 2001-2006 Storlink, Corp.
8 * Copyright (C) 2008-2009 Paulius Zaleckas <paulius.zaleckas@teltonika.lt>
24 * Register definitions common for all the timer variants.
64 * bits for setting the timer to count upwards.
81 * - aspeed timer overflow interrupt is controlled by bits in Control
83 * - aspeed timers always generate interrupt when either one of the
112 * A local singleton used by sched_clock and delay timer reads, which are
[all …]
|
| H A D | bcm_kona_timer.c | 1 // SPDX-License-Identifier: GPL-2.0
37 * We use the peripheral timers for system tick, the cpu global timer for
65 * Read 64-bit free running counter in kona_timer_get_counter()
66 * 1. Read hi-word in kona_timer_get_counter()
67 * 2. Read low-word in kona_timer_get_counter()
68 * 3. Read hi-word again in kona_timer_get_counter()
70 * if new hi-word is not equal to previously read hi-word, then in kona_timer_get_counter()
73 * if new hi-word is equal to previously read hi-word then stop. in kona_timer_get_counter()
81 } while (--loop_limit); in kona_timer_get_counter()
84 pr_err(" Timer will be impacted\n"); in kona_timer_get_counter()
[all …]
|
| /openbmc/openbmc-build-scripts/ |
| H A D | run-qemu-robot-test.sh | 1 #!/bin/bash -xe
12 # that is generated by the OpenBMC build-setup.sh script
14 # Example: /home/builder/workspace/openbmc-build/build.
20 # QEMU_RUN_TIMER = Defaults to 300, a timer for the QEMU container.
21 # QEMU_LOGIN_TIMER = Defaults to 180, a timer for the QEMU container to reach
23 # DOCKER_IMG_NAME = Defaults to openbmc/ubuntu-robot-qemu, the name the
32 # directory was changed in the build-setup.sh run, this
36 # containers. The options are "local", and "k8s". It will
37 # default to local which will launch a single container
41 # QEMU_BIN = Location of qemu-system-arm binary to use when starting
[all …]
|
| /openbmc/linux/Documentation/driver-api/ |
| H A D | ipmi.rst | 12 standardized database for field-replaceable units (FRUs) and a watchdog
13 timer.
25 -------------
32 No matter what, you must pick 'IPMI top-level message handler' to use
35 The message handler does not provide any user-level interfaces.
50 these enabled and let the drivers auto-detect what is present.
61 "The SMBus Driver" on how to hand-configure your system.
63 IPMI defines a standard watchdog timer. You can enable this with the
64 'IPMI Watchdog Timer' config option. If you compile the driver into
65 the kernel, then via a kernel command-line option you can have the
[all …]
|
| /openbmc/linux/arch/arm64/boot/dts/qcom/ |
| H A D | sm4450.dtsi | 1 // SPDX-License-Identifier: BSD-3-Clause
6 #include <dt-bindings/gpio/gpio.h>
7 #include <dt-bindings/interrupt-controller/arm-gic.h>
10 interrupt-parent = <&intc>;
12 #address-cells = <2>;
13 #size-cells = <2>;
18 xo_board: xo-board {
19 compatible = "fixed-clock";
20 clock-frequency = <76800000>;
21 #clock-cells = <0>;
[all …]
|
| /openbmc/linux/include/net/sctp/ |
| H A D | command.h | 1 /* SPDX-License-Identifier: GPL-2.0-or-later */
4 * Copyright (C) 1999-2001 Cisco, Motorola
12 * lksctp developers <linux-sctp@vger.kernel.org>
47 SCTP_CMD_TIMER_START, /* Start a timer. */
48 SCTP_CMD_TIMER_START_ONCE, /* Start a timer once */
49 SCTP_CMD_TIMER_RESTART, /* Restart a timer. */
50 SCTP_CMD_TIMER_STOP, /* Stop a timer. */
54 SCTP_CMD_INIT_RESTART, /* High level, do init timer work. */
55 SCTP_CMD_COOKIEECHO_RESTART, /* High level, do cookie-echo timer work. */
61 SCTP_CMD_HB_TIMERS_STOP, /* Stop the heartbeat timers. */
[all …]
|
| /openbmc/linux/Documentation/arch/x86/x86_64/ |
| H A D | boot-options.rst | 1 .. SPDX-License-Identifier: GPL-2.0
30 Disable features for corrected errors, e.g. polling timer
39 Do not opt-in to Local MCE delivery. Use legacy method
55 Don't overwrite the bios-set CMCI threshold. This boot option
62 Force-enable recoverable machine check code paths
73 Use IO-APIC. Default
76 Don't use the IO-APIC.
79 Don't use the local APIC
82 Don't use the local APIC (alias for i386 compatibility)
85 See Documentation/arch/x86/i386/IO-APIC.rst
[all …]
|
| /openbmc/pldm/platform-mc/ |
| H A D | sensor_manager.cpp | 6 #include <phosphor-logging/lg2.hpp>
32 lg2::info("Terminus ID {TID}: sensor poll timer already exists.", "TID", in startPolling()
41 sensorPollTimers[tid] = std::make_unique<sdbusplus::Timer>( in startPolling()
52 if (sensorPollTimers[tid] && !sensorPollTimers[tid]->isRunning()) in startSensorPollTimer()
54 sensorPollTimers[tid]->start( in startSensorPollTimer()
63 "Terminus ID {TID}: Failed to start sensor polling timer. Exception: {EXCEPTION}", in startSensorPollTimer()
83 for (auto& sensor : terminus->numericSensors) in disableTerminusSensors()
85 sensor->updateReading(true, false, in disableTerminusSensors()
92 /* Stop polling timer */ in stopPolling()
95 sensorPollTimers[tid]->stop(); in stopPolling()
[all …]
|
| /openbmc/linux/arch/arm64/boot/dts/mediatek/ |
| H A D | mt8365.dtsi | 1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
8 #include <dt-bindings/clock/mediatek,mt8365-clk.h>
9 #include <dt-bindings/interrupt-controller/arm-gic.h>
10 #include <dt-bindings/interrupt-controller/irq.h>
11 #include <dt-bindings/phy/phy.h>
15 interrupt-parent = <&sysirq>;
16 #address-cells = <2>;
17 #size-cells = <2>;
20 #address-cells = <1>;
21 #size-cells = <0>;
[all …]
|