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/linux/Documentation/admin-guide/hw-vuln/
H A Drsb.rst1 .. SPDX-License-Identifier: GPL-2.0
4 RSB-related mitigations
8 Please keep this document up-to-date, otherwise you will be
17 amongst a myriad of microarchitecture-specific documents.
20 once place and clarify the reasoning behind the current RSB-related
22 the current kernel mitigations: what are the RSB-related attack vectors
39 ----
47 RSB poisoning is a technique used by SpectreRSB [#spectre-rsb]_ where
49 to speculate to an attacker-controlled address. This can happen when
54 [#intel-rsb-filling]_ [#amd-rsb-filling]_ when transitioning between
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H A Dspectre.rst1 .. SPDX-License-Identifier: GPL-2.0
14 -------------------
22 - Intel Core, Atom, Pentium, and Xeon processors
24 - AMD Phenom, EPYC, and Zen processors
26 - IBM POWER and zSeries processors
28 - Higher end ARM processors
30 - Apple CPUs
32 - Higher end MIPS CPUs
34 - Likely most other high performance CPUs. Contact your CPU vendor for details.
40 ------------
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/linux/arch/arm64/boot/dts/marvell/
H A Darmada-3720-espressobin.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
6 * Romain Perier <romain.perier@free-electrons.com>
10 …* Schematic available at http://espressobin.net/wp-content/uploads/2017/08/ESPRESSObin_V5_Schemati…
13 /dts-v1/;
15 #include "armada-3720-espressobin.dtsi"
H A Darmada-3720-espressobin-emmc.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
6 * Romain Perier <romain.perier@free-electrons.com>
11 …* Schematic available at http://espressobin.net/wp-content/uploads/2017/08/ESPRESSObin_V5_Schemati…
14 /dts-v1/;
16 #include "armada-3720-espressobin.dtsi"
20 compatible = "globalscale,espressobin-emmc", "globalscale,espressobin",
H A Darmada-3720-espressobin-v7.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
6 * Romain Perier <romain.perier@free-electrons.com>
11 …* Schematic available at http://espressobin.net/wp-content/uploads/2020/05/ESPRESSObin_V7-0_Schema…
14 /dts-v1/;
16 #include "armada-3720-espressobin.dtsi"
20 compatible = "globalscale,espressobin-v7", "globalscale,espressobin",
H A Darmada-3720-espressobin-v7-emmc.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
6 * Romain Perier <romain.perier@free-electrons.com>
11 …* Schematic available at http://espressobin.net/wp-content/uploads/2020/05/ESPRESSObin_V7-0_Schema…
14 /dts-v1/;
16 #include "armada-3720-espressobin.dtsi"
20 compatible = "globalscale,espressobin-v7-emmc", "globalscale,espressobin-v7",
/linux/Documentation/devicetree/bindings/iio/chemical/
H A Daosong,ags02ma.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
14 https://asairsensors.com/wp-content/uploads/2021/09/AGS02MA.pdf
17 - Anshul Dalal <anshulusr@gmail.com>
22 - aosong,ags02ma
27 vdd-supply: true
30 - compatible
31 - reg
32 - vdd-supply
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H A Dsciosense,ens160.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: ScioSense ENS160 multi-gas sensor
10 - Gustavo Silva <gustavograzs@gmail.com>
13 Digital Multi-Gas Sensor for Monitoring Indoor Air Quality.
16 https://www.sciosense.com/wp-content/uploads/2023/12/ENS160-Datasheet.pdf
21 - sciosense,ens160
29 vdd-supply: true
30 vddio-supply: true
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/linux/Documentation/security/tpm/
H A Dtpm_ftpm_tee.rst23 https://www.microsoft.com/en-us/research/wp-content/uploads/2017/06/ftpm1.pdf
/linux/drivers/iio/humidity/
H A Dens210.c1 // SPDX-License-Identifier: GPL-2.0+
3 * ens210.c - Support for ScioSense ens210 temperature & humidity sensor family
5 * (7-bit I2C slave address 0x43 ENS210)
6 * (7-bit I2C slave address 0x43 ENS210A)
7 * (7-bit I2C slave address 0x44 ENS211)
8 * (7-bit I2C slave address 0x45 ENS212)
9 * (7-bit I2C slave address 0x46 ENS213A)
10 * (7-bit I2C slave address 0x47 ENS215)
13 * https://www.sciosense.com/wp-content/uploads/2024/04/ENS21x-Datasheet.pdf
14 * https://www.sciosense.com/wp-content/uploads/2023/12/ENS210-Datasheet.pdf
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/linux/Documentation/hwmon/
H A Dbpa-rs600.rst1 .. SPDX-License-Identifier: GPL-2.0
3 Kernel driver bpa-rs600
8 * BPA-RS600-120
11 http://blutekpower.com/wp-content/uploads/2019/01/BPA-RS600-120-07-19-2018.pdf
14 - Chris Packham <chris.packham@alliedtelesis.co.nz>
17 -----------
19 The BPA-RS600 is a compact 600W removable power supply module.
22 -----------
28 ----------------
/linux/Documentation/devicetree/bindings/iio/imu/
H A Dinvensense,icm45600.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: InvenSense ICM-45600 Inertial Measurement Unit
10 - Remi Buisson <remi.buisson@tdk.com>
13 6-axis MotionTracking device that combines a 3-axis gyroscope and a 3-axis
18 ultra-low-power wake-on-motion support to minimize system power consumption.
20 Other industry-leading features include InvenSense on-chip APEX Motion
25 https://invensense.tdk.com/wp-content/uploads/documentation/DS-000576_ICM-45605.pdf
30 - invensense,icm45605
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/linux/drivers/net/phy/
H A Dopen_alliance_helpers.c1 // SPDX-License-Identifier: GPL-2.0+
3 * open_alliance_helpers.c - OPEN Alliance specific PHY diagnostic helpers
11 * documentation: https://opensig.org/automotive-ethernet-specifications/
13 * - Advanced diagnostic features for 1000BASE-T1 automotive Ethernet PHYs.
14 * TC12 - advanced PHY features.
15 …* https://opensig.org/wp-content/uploads/2024/03/Advanced_PHY_features_for_automotive_Ethernet_v…
24 * oa_1000bt1_get_ethtool_cable_result_code - Convert TDR status to ethtool
56 * oa_1000bt1_get_tdr_distance - Get distance to the main fault from TDR
63 * distance is not available (0x3f), the function returns -ERANGE.
65 * Return: The distance to the main fault in centimeters, or -ERANGE if the
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/linux/tools/testing/selftests/mm/
H A Duffd-unit-tests.c1 // SPDX-License-Identifier: GPL-2.0-only
5 * Copyright (C) 2015-2023 Red Hat, Inc.
8 #include "uffd-common.h"
29 ((__typeof__(x))((((unsigned long)(x)) + ((align_to)-1)) & ~((align_to)-1)))
55 .name = "shmem-private",
67 .name = "hugetlb-privat
207 pagemap_check_wp(value,wp) global() argument
658 faulting_process(uffd_global_test_opts_t * gopts,int signal_test,bool wp) faulting_process() argument
756 uffd_sigbus_test_common(uffd_global_test_opts_t * gopts,bool wp) uffd_sigbus_test_common() argument
817 uffd_events_test_common(uffd_global_test_opts_t * gopts,bool wp) uffd_events_test_common() argument
1466 do_register_ioctls_test(uffd_global_test_opts_t * gopts,uffd_test_args_t * args,bool miss,bool wp,bool minor) do_register_ioctls_test() argument
1510 int miss, wp, minor; uffd_register_ioctls_test() local
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/linux/drivers/net/wireless/mediatek/mt7601u/
H A Dinitvals.h1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * (c) Copyright 2002-2010, Ralink Technology, Inc.
4 * Copyright (C) 2015 Jakub Kicinski <kubakici@wp.pl>
40 /* Change RXWI content: Gain Report */
42 /* Change RXWI content: Antenna Report */
48 /* Added AGC controls - these AGC/GLRT registers are accessed
H A Dregs.h1 /* SPDX-License-Identifier: GPL-2.0-only */
4 * Copyright (C) 2015 Jakub Kicinski <kubakici@wp.pl>
502 /* Vendor driver defines content of the second word of STAT_FIFO as follows:
507 * However, tests show that b16-31 have the same layout as TXWI rate_ctl
529 MT_TX_AGG_CNT_BASE1 + ((_id - 8) << 2))
/linux/Documentation/filesystems/
H A Disofs.rst1 .. SPDX-License-Identifier: GPL-2.0
22 There is also an option of doing UTF-8 translations with the
24 utf8 Encode Unicode names in UTF-8 format. Default is no.
36 map=off Do not map non-Rock Ridge filenames to lower case
37 map=normal Map non-Rock Ridge filenames to lower case
59 - http://www.y-adagio.com/
60 - https://ecma-international.org/wp-content/uploads/ECMA-119_2nd_edition_december_1987.pdf
62 Quoting from the PDF "This 2nd Edition of Standard ECMA-119 is technically
/linux/arch/arm64/kernel/
H A Dhw_breakpoint.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * HW_breakpoint: a unified kernel/user-space hardware breakpoint facility,
10 #define pr_fmt(fmt) "hw-breakpoint: " fmt
23 #include <asm/debug-monitors.h>
37 /* Currently stepping a per-CPU kernel breakpoint. */
151 return -EINVAL; in debug_exception_level()
164 struct task_struct *tsk = bp->hw.target; in is_compat_bp()
167 * tsk can be NULL for per-cpu (non-ptrace) breakpoints. in is_compat_bp()
177 * hw_breakpoint_slot_setup - Find and setup a perf slot according to
187 * -ENOSPC if no slot is available/matches
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/linux/Documentation/devicetree/bindings/pinctrl/
H A Dlantiq,pinctrl-xway.txt4 - compatible: "lantiq,<chip>-pinctrl", where <chip> is:
10 - reg: Should contain the physical address and length of the gpio/pinmux
13 Please refer to pinctrl-bindings.txt in this directory for details of the
21 pull-up and open-drain
24 should be enumerated and processed purely based on their content.
36 Required subnode-properties:
37 - lantiq,groups : An array of strings. Each string contains the name of a group.
39 - lantiq,function: A string containing the name of the function to mux to the
95 nand_d6, nand_d7, nand_d1, nand wr, nand wp, nand se, spi_di, spi_do,
106 Required subnode-properties:
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/linux/drivers/usb/storage/
H A Dsddr09.c1 // SPDX-License-Identifier: GPL-2.0+
3 * Driver for SanDisk SDDR-09 SmartMedia reader
10 * The SanDisk SDDR-09 SmartMedia reader uses the Shuttle EUSB-01 chip.
11 * This chip is a programmable USB controller. In the SDDR-09, it has
13 * This driver translates the "real" SCSI commands to the SDDR-09 SCSI
45 #define DRV_NAME "ums-sddr09"
47 MODULE_DESCRIPTION("Driver for SanDisk SDDR-09 SmartMedia reader");
114 char pageadrlen; /* length of an address in bytes - 1 */
142 * remaining data: SSFDC prescribes manufacturer-independent id codes.
144 * 256 MB NAND flash has a 5-byte ID with 2nd byte 0xaa, 0xba, 0xca or 0xda.
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/linux/Documentation/misc-devices/
H A Dibmvmc.rst1 .. SPDX-License-Identifier: GPL-2.0+
21 https://openpowerfoundation.org/wp-content/uploads/2016/05/LoPAPR_DRAFT_v11_24March2016_cmt1.pdf
27 Console (HMC) - based system management.
31 packaged as an external tower or rack-mounted personal computer. In a
33 processor-based systems.
36 ----------------------
44 POWER8 or newer processor-based server that is virtualized by PowerVM.
57 - Logical Partitioning Configuration
58 - Start, and stop actions for individual partitions
59 - Display of partition status
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/linux/Documentation/driver-api/
H A Dmtdnand.rst10 The generic NAND driver supports almost all NAND and AG-AND based chips
31 --------------------------
37 - [MTD Interface]
43 - [NAND Interface]
48 - [GENERIC]
53 - [DEFAULT]
65 -------------------------------
71 - [INTERN]
77 - [REPLACEABLE]
86 - [BOARDSPECIFIC]
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/linux/Documentation/devicetree/bindings/riscv/
H A Dextensions.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR MIT)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: RISC-V ISA extensions
10 - Paul Walmsley <paul.walmsley@sifive.com>
11 - Palmer Dabbelt <palmer@sifive.com>
12 - Conor Dooley <conor@kernel.org>
15 RISC-V has a large number of extensions, some of which are "standard"
16 extensions, meaning they are ratified by RISC-V International, and others
30 Identifies the specific RISC-V instruction set architecture
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/linux/mm/
H A Duserfaultfd.c1 // SPDX-License-Identifier: GPL-2.0-only
6 * Copyright (C) 2008-2009 Red Hat, Inc.
70 if (mem_cgroup_charge(folio, vma->vm_mm, GFP_KERNEL)) { in anon_alloc_folio()
87 return vma->vm_ops->uffd_ops; in vma_uffd_ops()
94 if (dst_end > dst_vma->vm_end) in validate_dst_vma()
102 if (!dst_vma->vm_userfaultfd_ctx.ctx) in validate_dst_vma()
117 vma = ERR_PTR(-ENOENT); in find_vma_and_prepare_anon()
118 else if (!(vma->vm_flags & VM_SHARED) && in find_vma_and_prepare_anon()
120 vma = ERR_PTR(-ENOMEM); in find_vma_and_prepare_anon()
127 * uffd_lock_vma() - Lookup and lock vma corresponding to @address.
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/linux/drivers/iio/pressure/
H A Dicp10100.c1 // SPDX-License-Identifier: GPL-2.0-or-later
5 * Driver for InvenSense ICP-1010xx barometric pressure and temperature sensor.
8 * http://www.invensense.com/wp-content/uploads/2018/01/DS-000186-ICP-101xx-v1.2.pdf
114 return -EIO; in icp10100_i2c_xfer()
123 size_t size = cmd->response_word_nb * ICP10100_RESPONSE_WORD_LENGTH; in icp10100_send_cmd()
129 .addr = st->client->addr, in icp10100_send_cmd()
132 .buf = (uint8_t *)&cmd->cmd, in icp10100_send_cmd()
134 .addr = st->client->addr, in icp10100_send_cmd()
145 return -EINVAL; in icp10100_send_cmd()
147 if (cmd->response_word_nb > 0 && in icp10100_send_cmd()
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