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/linux/drivers/watchdog/
H A DiTCO_vendor_support.c1 // SPDX-License-Identifier: GPL-2.0+
5 * (c) Copyright 2006-2009 Wim Van Sebroeck <wim@iguana.be>.
9 * provided "AS-IS" and at no charge.
26 #include <linux/errno.h> /* For the -ENODEV/... values */
29 #include <linux/ioport.h> /* For io-port access */
35 /* SuperMicro Pentium 3 Era 370SSE+-OEM1/P3TSSE */
37 /* SuperMicro Pentium 4 / Xeon 4 / EMT64T Era Systems - no longer supported */
47 "0 (none), 1=SuperMicro Pent3, 911=Broken SMI BIOS");
55 * Board: Super Micro Computer Inc. 370SSE+-OEM1/P3TSSE
62 * BIOS setup -> Power -> TCO Logic SMI Enable -> Within5Minutes
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H A Dmachzwd.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * MachZ ZF-Logic Watchdog Timer driver for Linux
6 * any of this software. This material is provided "AS-IS" in
11 * Based on sbc60xxwdt.c by Jakob Oestergaard
15 * wd#1 - 2 seconds;
16 * wd#2 - 7.2 ms;
17 * After the expiration of wd#1, it can generate a NMI, SCI, SMI, or
21 * 14-Dec-2001 Matt Domsch <Matt_Domsch@dell.com>
87 MODULE_DESCRIPTION("MachZ ZF-Logic Watchdog driver");
101 .identity = "ZF-Logic watchdog",
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H A Dnv_tco.c1 // SPDX-License-Identifier: GPL-2.0-or-later
7 * Based off i8xx_tco.c:
13 * based on softdog.c by Alan Cox <alan@redhat.com>
121 return -EINVAL; in tco_timer_set_heartbeat()
124 /* "Values of 0h-3h are ignored and should not be attempted" */ in tco_timer_set_heartbeat()
126 return -EINVAL; in tco_timer_set_heartbeat()
137 ret = -EINVAL; in tco_timer_set_heartbeat()
155 return -EBUSY; in nv_tco_open()
198 return -EFAULT; in nv_tco_write()
213 int new_options, retval = -EINVAL; in nv_tco_ioctl()
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/linux/tools/power/cpupower/debug/i386/
H A Dintel_gsic.c1 // SPDX-License-Identifier: GPL-2.0-only
6 * Based on code found in
7 * linux/include/asm-i386/ist.h and linux/arch/i386/kernel/setup.c
48 printf("non-default command value. If speedstep-smi " in main()
55 printf("non-default command port. If speedstep-smi " in main()
68 "GSIC call, but the newer\nspeedstep-smi driver may " in main()
70 "the speedstep-smi driver:\n"); in main()
/linux/drivers/gpu/drm/i915/
H A Di915_cmd_parser.c86 * implemented via a per-engine length decoding vfunc.
91 * in the per-engine command tables.
149 * A non-zero step value implies that the command may access multiple
164 * the CMD_DESC_BITMASK bit set. Only entries where mask is non-zero
167 * If the check specifies a non-zero condition_mask then the parser
169 * are non-zero.
192 #define STD_MI_OPCODE_SHIFT (32 - 9)
193 #define STD_3D_OPCODE_SHIFT (32 - 16)
194 #define STD_2D_OPCODE_SHIFT (32 - 10)
195 #define STD_MFX_OPCODE_SHIFT (32 - 16)
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/linux/drivers/mtd/devices/
H A Dspear_smi.c2 * SMI (Serial Memory Controller) device driver for Serial NOR Flash on
4 * The serial nor interface is largely based on m25p80.c, however the SPI
5 * interface has been replaced by SMI.
40 /* SMI clock rate */
50 /* registers of smi */
51 #define SMI_CR1 0x0 /* SMI control register 1 */
52 #define SMI_CR2 0x4 /* SMI control register 2 */
53 #define SMI_SR 0x8 /* SMI status register */
54 #define SMI_TR 0xC /* SMI transmit register */
55 #define SMI_RR 0x10 /* SMI receive register */
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/linux/Documentation/arch/x86/
H A Dmicrocode.rst1 .. SPDX-License-Identifier: GPL-2.0
7 :Authors: - Fenghua Yu <fenghua.yu@intel.com>
8 - Borislav Petkov <bp@suse.de>
9 - Ashok Raj <ashok.raj@intel.com>
13 updating the microcode on platforms beyond the OEM End-Of-Life support,
14 and updating the microcode on long-running systems without rebooting.
39 During BSP (BootStrapping Processor) boot (pre-SMP), the kernel
56 if [ -z "$1" ]; then
66 rm -rf $TMPDIR
70 mkdir -p $DSTDIR
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/linux/Documentation/devicetree/bindings/pinctrl/
H A Dpinctrl_spear.txt4 - compatible : "st,spear300-pinmux"
5 : "st,spear310-pinmux"
6 : "st,spear320-pinmux"
7 : "st,spear1310-pinmux"
8 : "st,spear1340-pinmux"
9 - reg : Address range of the pinctrl registers
10 - st,pinmux-mode: Mandatory for SPEAr300 and SPEAr320 and invalid for others.
11 - Its values for SPEAr300:
12 - NAND_MODE : <0>
13 - NOR_MODE : <1>
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/linux/drivers/net/dsa/microchip/
H A Dksz8.c1 // SPDX-License-Identifier: GPL-2.0
6 * - KSZ8463
7 * - KSZ8863, KSZ8873 aka KSZ88X3
8 * - KSZ8895, KSZ8864 aka KSZ8895 family
9 * - KSZ8794, KSZ8795, KSZ8765 aka KSZ87XX
11 * - KSZ8563, KSZ8567 - see KSZ9477 driver
24 #include <linux/platform_data/microchip-ksz.h>
45 ksz_rmw8(dev, dev->dev_ops->get_port_addr(port, offset), bits, in ksz_port_cfg()
50 * ksz8_ind_write8 - EEE/ACL/PME indirect register write
57 * PME switch functionalities. Both 8-bit registers 110 and 111 are
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/linux/arch/x86/kvm/
H A Dsmm.h1 /* SPDX-License-Identifier: GPL-2.0 */
11 * 32 bit KVM's emulated SMM layout. Based on Intel P6 layout
69 /* 64 bit KVM's emulated SMM layout. Based on AMD64 layout */
108 * SVM guest vmcb address if the #SMI was received while in the guest mode.
145 if (!kvm_x86_call(has_emulated_msr)(vcpu->kvm, MSR_IA32_SMBASE)) in kvm_inject_smi()
146 return -ENOTTY; in kvm_inject_smi()
154 return vcpu->arch.hflags & HF_SMM_MASK; in is_smm()
162 static inline int kvm_inject_smi(struct kvm_vcpu *vcpu) { return -ENOTTY; } in kvm_inject_smi()
/linux/drivers/net/ethernet/marvell/
H A Dpxa168_eth.c1 // SPDX-License-Identifier: GPL-2.0-or-later
16 #include <linux/dma-mapping.h>
38 #define DRIVER_NAME "pxa168-eth"
46 #define SMI 0x0010 macro
63 /* smi register */
64 #define SMI_BUSY (1 << 28) /* 0 - Write, 1 - Read */
65 #define SMI_R_VALID (1 << 27) /* 0 - Write, 1 - Read */
158 #define HASH_ADDR_TABLE_SIZE 0x4000 /* 16K (1/2K address - PCR_HS == 1) */
173 #define SKB_DMA_REALIGN ((PAGE_SIZE - NET_SKB_PAD) % SMP_CACHE_BYTES)
275 return readl_relaxed(pep->base + offset); in rdl()
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/linux/drivers/pinctrl/mvebu/
H A Dpinctrl-armada-39x.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Marvell Armada 39x pinctrl driver based on mvebu pinctrl core
7 * Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
18 #include "pinctrl-mvebu.h"
45 MPP_VAR_FUNCTION(7, "smi", "mdc", V_88F6920_PLUS)),
50 MPP_VAR_FUNCTION(7, "smi", "mdio", V_88F6920_PLUS)),
107 MPP_VAR_FUNCTION(7, "smi", "mdio", V_88F6920_PLUS)),
124 MPP_VAR_FUNCTION(7, "smi", "mdc", V_88F6920_PLUS)),
363 .compatible = "marvell,mv88f6920-pinctrl",
367 .compatible = "marvell,mv88f6925-pinctrl",
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H A Dpinctrl-armada-xp.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Marvell Armada XP pinctrl driver based on mvebu pinctrl core
7 * Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
26 #include "pinctrl-mvebu.h"
189 MPP_VAR_FUNCTION(0x4, "lcd", "ref-clk", V_MV78230_PLUS)),
235 MPP_VAR_FUNCTION(0x4, "lcd", "vga-hsync", V_MV78230_PLUS),
243 MPP_VAR_FUNCTION(0x4, "lcd", "vga-vsync", V_MV78230_PLUS),
371 MPP_VAR_FUNCTION(0x3, "smi", "mdc", V_98DX3236_PLUS),
467 MPP_VAR_FUNCTION(0x3, "smi", "mdc", V_98DX3236_PLUS),
472 MPP_VAR_FUNCTION(0x3, "smi", "mdio", V_98DX3236_PLUS),
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/linux/drivers/platform/x86/dell/
H A DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
10 Dell x86 platforms, including vendor-specific laptop extension drivers.
31 AlienFX USB MCU such as the X51 and X51-R2.
62 See <file:Documentation/userspace-api/dcdbas.rst> for more details on the driver
98 See <file:Documentation/admin-guide/dell_rbu.rst> for more details on the driver.
115 be called dell-rbtn.
154 communicated over ACPI-WMI.
167 communicated over SMI/SMM.
183 be called dell-smo8800.
212 Say Y here if you want to support WMI-based hotkeys on Dell laptops.
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/linux/drivers/ata/
H A Dpata_pcmcia.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * pata_pcmcia.c - PCMCIA PATA controller driver.
4 * Copyright 2005-2006 Red Hat Inc, all rights reserved.
8 * Heavily based upon ide-cs.c
33 * pcmcia_set_mode - PCMCIA specific mode setup
45 struct ata_device *master = &link->device[0]; in pcmcia_set_mode()
46 struct ata_device *slave = &link->device[1]; in pcmcia_set_mode()
51 if (memcmp(master->id + ATA_ID_FW_REV, slave->id + ATA_ID_FW_REV, in pcmcia_set_mode()
54 the same vendor - check serial */ in pcmcia_set_mode()
55 if (memcmp(master->id + ATA_ID_SERNO, slave->id + ATA_ID_SERNO, in pcmcia_set_mode()
[all …]
/linux/arch/arm64/boot/dts/marvell/
H A Darmada-8040-clearfog-gt-8k.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
4 * Based on Marvell MACCHIATOBin board
9 #include "armada-8040.dtsi"
11 #include <dt-bindings/input/input.h>
12 #include <dt-bindings/gpio/gpio.h>
16 compatible = "solidrun,clearfog-gt-8k", "marvell,armada8040",
17 "marvell,armada-ap806-quad", "marvell,armada-ap806";
20 stdout-path = "serial0:115200n8";
35 compatible = "pwm-fan";
37 cooling-levels = <0 51 102 153 204 255>;
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/linux/arch/x86/kernel/
H A Dsmpboot.c1 // SPDX-License-Identifier: GPL-2.0-or-later
9 * Much of the core SMP work is based on previous work by Thomas Radke, to
13 * Pentium Pro and Pentium-II/Xeon MP machines.
19 * Alan Cox : By repeated request 8) - Total BogoMIPS report.
26 * Ingo Molnar : Added APIC timers, based on code
32 * Martin J. Bligh : Added support for multi-quad systems
86 #include <asm/intel-family.h>
88 #include <asm/spec-ctrl.h>
92 #include <asm/spec-ctrl.h>
164 if (!--smpboot_warm_reset_vector_count) { in smpboot_restore_warm_reset_vector()
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/linux/drivers/cpufreq/
H A Dgx-suspmod.c1 // SPDX-License-Identifier: GPL-2.0-only
5 * (C) 2002 Hiroshi Miura <miura@da-cha.org>
10 * software is provided AS-IS with no warranties.
17 * are based on Suspend Modulation.
19 * Suspend Modulation works by asserting and de-asserting the SUSP# pin
28 * 32us intervals which the SUSP# pin is asserted(ON)/de-asserted(OFF)
35 * F_eff = Fgx * ----------------------
43 * on_duration = off_duration * (stock_freq - freq) / freq
46 * on_duration = DURATION - off_duration
48 *---------------------------------------------------------------------------
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/linux/tools/perf/pmu-events/arch/x86/sapphirerapids/
H A Duncore-interconnect.json31 "BriefDescription": "FAF - request insert from TC.",
47 "BriefDescription": "FAF allocation -- sent to ADQ",
84 … "BriefDescription": "Counts Timeouts - Set 0 : Cache Inserts of Atomic Transactions as Secondary",
94 … "BriefDescription": "Counts Timeouts - Set 0 : Cache Inserts of Read Transactions as Secondary",
104 … "BriefDescription": "Counts Timeouts - Set 0 : Cache Inserts of Write Transactions as Secondary",
114 "BriefDescription": "Counts Timeouts - Set 0 : Fastpath Rejects",
124 "BriefDescription": "Counts Timeouts - Set 0 : Fastpath Requests",
134 … "BriefDescription": "Counts Timeouts - Set 0 : Fastpath Transfers From Primary to Secondary",
144 … "BriefDescription": "Counts Timeouts - Set 0 : Prefetch Ack Hints From Primary to Secondary",
154 "BriefDescription": "Counts Timeouts - Set 0 : Slow path fwpf didn't find prefetch",
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/linux/tools/perf/pmu-events/arch/x86/emeraldrapids/
H A Duncore-interconnect.json31 "BriefDescription": "FAF - request insert from TC.",
47 "BriefDescription": "FAF allocation -- sent to ADQ",
84 … "BriefDescription": "Counts Timeouts - Set 0 : Cache Inserts of Atomic Transactions as Secondary",
94 … "BriefDescription": "Counts Timeouts - Set 0 : Cache Inserts of Read Transactions as Secondary",
104 … "BriefDescription": "Counts Timeouts - Set 0 : Cache Inserts of Write Transactions as Secondary",
114 "BriefDescription": "Counts Timeouts - Set 0 : Fastpath Rejects",
124 "BriefDescription": "Counts Timeouts - Set 0 : Fastpath Requests",
134 … "BriefDescription": "Counts Timeouts - Set 0 : Fastpath Transfers From Primary to Secondary",
144 … "BriefDescription": "Counts Timeouts - Set 0 : Prefetch Ack Hints From Primary to Secondary",
154 "BriefDescription": "Counts Timeouts - Set 0 : Slow path fwpf didn't find prefetch",
[all …]
/linux/include/rdma/
H A Drdma_vt.h1 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
3 * Copyright(c) 2016 - 2019 Intel Corporation.
36 struct ib_mad_agent *send_agent; /* agent for SMI (traps) */
40 /* non-zero when timer is set */
82 /* Hot-path per CPU counters to avoid cacheline trading to update */
104 * resent based on trap_timer.
266 * Get a path mtu from the driver based on qp attributes.
347 /* Driver specific QP modification/notification-of */
410 u32 busy_jiffies; /* timeout scaling based on RC QP count */
432 * rvt_set_ibdev_name - Craft an IB device name from client info
[all …]
/linux/drivers/iommu/
H A Dmtk_iommu_v1.c1 // SPDX-License-Identifier: GPL-2.0-only
5 * Copyright (c) 2015-2016 MediaTek Inc.
8 * Based on driver/iommu/mtk_iommu.c
14 #include <linux/dma-mapping.h>
30 #include <dt-bindings/memory/mtk-memory-port.h>
31 #include <dt-bindings/memory/mt2701-larb-port.h>
32 #include <soc/mediatek/smi.h>
35 #include <asm/dma-iommu.h>
38 #define arm_iommu_attach_device(...) -ENODEV
86 #define MT2701_M4U_TF_LARB(TF) (6 - (((TF) >> 13) & 0x7))
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/linux/tools/perf/
H A Dbuiltin-stat.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * builtin-stat.c
16 1708.761321 task-clock # 11.037 CPUs utilized
17 41,190 context-switches # 0.024 M/sec
18 6,735 CPU-migrations # 0.004 M/sec
19 17,318 page-faults # 0.010 M/sec
21 3,856,436,920 stalled-cycles-frontend # 74.09% frontend cycles idle
22 1,600,790,871 stalled-cycles-backend # 30.75% backend cycles idle
26 6,388,934 branch-misses # 1.32% of all branches
31 * Copyright (C) 2008-2011, Red Hat Inc, Ingo Molnar <mingo@redhat.com>
[all …]
/linux/tools/power/x86/turbostat/
H A Dturbostat.83 turbostat \- Report processor frequency and idle statistics
12 .RB [ "\--interval seconds" ]
15 idle power-state statistics, temperature and power on X86 processors.
19 in one-shot upon its completion.
22 The 5-second interval can be changed using the --interval option.
26 Options can be specified with a single or double '-', and only as much of the option
27 name as necessary to disambiguate it from others is necessary. Note that options are case-sensitiv…
29 \fB--add attributes\fP add column with counter having specified 'attributes'. The 'location' attri…
39 … event for given device from /sys/bus/event_source/devices/<device>/events/<event> eg. c1-residency
40 …perf/cstate_core/c1-residency would then use /sys/bus/event_source/devices/cstate_core/events/c1-r…
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/linux/drivers/net/dsa/realtek/
H A Drtl8365mb.c1 // SPDX-License-Identifier: GPL-2.0
2 /* Realtek SMI subdriver for the Realtek RTL8365MB-VC ethernet switch.
4 * Copyright (C) 2021 Alvin Šipraga <alsi@bang-olufsen.dk>
5 * Copyright (C) 2021 Michael Rasmussen <mir@bang-olufsen.dk>
7 * The RTL8365MB-VC is a 4+1 port 10/100/1000M switch controller. It includes 4
9 * can be connected to the CPU - or another PHY - via either MII, RMII, or
11 * (SMI), which uses the MDIO/MDC lines.
15 * .-----------------------------------.
17 * UTP <---------------> Giga PHY <-> PCS <-> P0 GMAC |
18 * UTP <---------------> Giga PHY <-> PCS <-> P1 GMAC |
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