| /Linux-v6.1/Documentation/devicetree/bindings/memory-controllers/fsl/ |
| D | fsl,ddr.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/memory-controllers/fsl/fsl,ddr.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Freescale DDR memory controller
10 - Borislav Petkov <bp@alien8.de>
11 - York Sun <york.sun@nxp.com>
15 pattern: "^memory-controller@[0-9a-f]+$"
19 - items:
20 - enum:
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| /Linux-v6.1/drivers/memory/ |
| D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0-only
3 # Memory devices
6 menuconfig MEMORY config
7 bool "Memory Controller drivers"
9 This option allows to enable specific memory controller drivers,
12 vary from memory tuning and frequency scaling to enabling
13 access to attached peripherals through memory bus.
15 if MEMORY
29 This selects the ARM PrimeCell PL172 MultiPort Memory Controller.
31 controller, say Y or M here.
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| /Linux-v6.1/drivers/memory/tegra/ |
| D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0-only
3 bool "NVIDIA Tegra Memory Controller support"
8 This driver supports the Memory Controller (MC) hardware found on
14 tristate "NVIDIA Tegra20 External Memory Controller driver"
21 This driver is for the External Memory Controller (EMC) found on
23 This driver is required to change memory timings / clock rate for
24 external memory.
27 tristate "NVIDIA Tegra30 External Memory Controller driver"
33 This driver is for the External Memory Controller (EMC) found on
35 This driver is required to change memory timings / clock rate for
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| /Linux-v6.1/drivers/dma/ |
| D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0-only
12 used to offload memory copies in the network stack and
65 Enable support for Altera / Intel mSGDMA controller.
94 Enable support for Audio DMA Controller found on Apple Silicon SoCs.
101 Support the Atmel AHB DMA controller.
108 Support the Atmel XDMA controller.
111 tristate "Analog Devices AXI-DMAC DMA support"
117 Enable support for the Analog Devices AXI-DMAC peripheral. This DMA
118 controller is often used in Analog Devices' reference designs for FPGA
148 This selects support for the DMA controller in Ingenic JZ4780 SoCs.
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| /Linux-v6.1/drivers/edac/ |
| D | Kconfig | 16 EDAC is a subsystem along with hardware-specific drivers designed to
17 report hardware errors. These are low-level errors that are reported
19 memory errors, cache errors, PCI errors, thermal throttling, etc..
22 The mailing list for the EDAC project is linux-edac@vger.kernel.org.
40 levels are 0-4 (from low to high) and by default it is set to 2.
44 tristate "Decode MCEs in human-readable form (only on AMD for now)"
49 occurring on your machine in human-readable form.
60 Not all machines support hardware-driven error report. Some of those
61 provide a BIOS-driven error report mechanism via ACPI, using the
65 When this option is enabled, it will disable the hardware-driven
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| D | ppc4xx_edac.c | 1 // SPDX-License-Identifier: GPL-2.0-only
25 * associated with the IMB DDR2 ECC controller found in the AMCC/IBM
28 * As realized in the 405EX[r], this controller features:
30 * - Support for registered- and non-registered DDR1 and DDR2 memory.
31 * - 32-bit or 16-bit memory interface with optional ECC.
35 * - 4-bit SEC/DED
36 * - Aligned-nibble error detect
37 * - Bypass mode
39 * - Two (2) memory banks/ranks.
40 * - Up to 1 GiB per bank/rank in 32-bit mode and up to 512 MiB per
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| /Linux-v6.1/drivers/char/agp/ |
| D | frontend.c | 4 * Copyright (C) 2002-2003 Dave Jones
55 curr = agp_fe.current_controller->pool; in agp_find_mem_by_key()
58 if (curr->key == key) in agp_find_mem_by_key()
60 curr = curr->next; in agp_find_mem_by_key()
63 DBG("key=%d -> mem=%p", key, curr); in agp_find_mem_by_key()
72 /* Check to see if this is even in the memory pool */ in agp_remove_from_pool()
75 if (agp_find_mem_by_key(temp->key) != NULL) { in agp_remove_from_pool()
76 next = temp->next; in agp_remove_from_pool()
77 prev = temp->prev; in agp_remove_from_pool()
80 prev->next = next; in agp_remove_from_pool()
[all …]
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| /Linux-v6.1/Documentation/devicetree/bindings/memory-controllers/ |
| D | nvidia,tegra210-emc.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/memory-controllers/nvidia,tegra210-emc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: NVIDIA Tegra210 SoC External Memory Controller
10 - Thierry Reding <thierry.reding@gmail.com>
11 - Jon Hunter <jonathanh@nvidia.com>
14 The EMC interfaces with the off-chip SDRAM to service the request stream
15 sent from the memory controller.
19 const: nvidia,tegra210-emc
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| D | arm,pl353-smc.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/memory-controllers/arm,pl353-smc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: ARM PL353 Static Memory Controller (SMC) device-tree bindings
10 - Miquel Raynal <miquel.raynal@bootlin.com>
11 - Naga Sureshkumar Relli <naga.sureshkumar.relli@xilinx.com>
14 The PL353 Static Memory Controller is a bus where you can connect two kinds
15 of memory interfaces, which are NAND and memory mapped interfaces (such as
23 const: arm,pl353-smc-r2p1
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| D | nvidia,tegra186-mc.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/memory-controllers/nvidia,tegra186-mc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: NVIDIA Tegra186 (and later) SoC Memory Controller
10 - Jon Hunter <jonathanh@nvidia.com>
11 - Thierry Reding <thierry.reding@gmail.com>
14 The NVIDIA Tegra186 SoC features a 128 bit memory controller that is split
16 handles memory requests for 40-bit virtual addresses from internal clients
17 and arbitrates among them to allocate memory bandwidth.
[all …]
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| D | nvidia,tegra20-mc.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/memory-controllers/nvidia,tegra20-mc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: NVIDIA Tegra20 SoC Memory Controller
10 - Dmitry Osipenko <digetx@gmail.com>
11 - Jon Hunter <jonathanh@nvidia.com>
12 - Thierry Reding <thierry.reding@gmail.com>
15 The Tegra20 Memory Controller merges request streams from various client
16 interfaces into request stream(s) for the various memory target devices,
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| D | snps,dw-umctl2-ddrc.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
4 $id: http://devicetree.org/schemas/memory-controllers/snps,dw-umctl2-ddrc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Synopsys DesignWare Universal Multi-Protocol Memory Controller
10 - Krzysztof Kozlowski <krzk@kernel.org>
11 - Manish Narani <manish.narani@xilinx.com>
12 - Michal Simek <michal.simek@xilinx.com>
15 Synopsys DesignWare Enhanced uMCTL2 DDR Memory Controller is capable of
16 working with the memory devices supporting up to (LP)DDR4 protocol. It can
[all …]
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| /Linux-v6.1/Documentation/admin-guide/cgroup-v1/ |
| D | memory.rst | 2 Memory Resource Controller
12 The Memory Resource Controller has generically been referred to as the
13 memory controller in this document. Do not confuse memory controller
14 used here with the memory controller that is used in hardware.
17 When we mention a cgroup (cgroupfs's directory) with memory controller,
18 we call it "memory cgroup". When you see git-log and source code, you'll
22 Benefits and Purpose of the memory controller
25 The memory controller isolates the memory behaviour of a group of tasks
27 uses of the memory controller. The memory controller can be used to
30 Memory-hungry applications can be isolated and limited to a smaller
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| /Linux-v6.1/tools/perf/pmu-events/arch/x86/skylake/ |
| D | uncore-other.json | 13 …ing for the memory controller. The outstanding interval starts after LLC miss till return of first…
17 …ing for the memory controller. The outstanding interval starts after LLC miss till return of first…
22 …request outstanding is waiting for data return from memory controller. Account for coherent and no…
27 …request outstanding is waiting for data return from memory controller. Account for coherent and no…
32 …"BriefDescription": "Number of Core Data Read entries outstanding for the memory controller. The o…
36 …Description": "Number of Core Data Read entries outstanding for the memory controller. The outstan…
41 …"BriefDescription": "Number of Core coherent Data Read requests sent to memory controller whose da…
46 …"PublicDescription": "Number of Core coherent Data Read requests sent to memory controller whose d…
51 …"BriefDescription": "Number of Core coherent Data Read requests sent to memory controller whose da…
56 …"PublicDescription": "Number of Core coherent Data Read requests sent to memory controller whose d…
[all …]
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| /Linux-v6.1/Documentation/devicetree/bindings/ata/ |
| D | apm-xgene.txt | 1 * APM X-Gene 6.0 Gb/s SATA host controller nodes
3 SATA host controller nodes are defined to describe on-chip Serial ATA
4 controllers. Each SATA controller (pair of ports) have its own node.
7 - compatible : Shall contain:
8 * "apm,xgene-ahci"
9 - reg : First memory resource shall be the AHCI memory
11 Second memory resource shall be the host controller
12 core memory resource.
13 Third memory resource shall be the host controller
14 diagnostic memory resource.
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| /Linux-v6.1/Documentation/devicetree/bindings/edac/ |
| D | apm-xgene-edac.txt | 1 * APM X-Gene SoC EDAC node
3 EDAC node is defined to describe on-chip error detection and correction.
6 memory controller - Memory controller
7 PMD (L1/L2) - Processor module unit (PMD) L1/L2 cache
8 L3 - L3 cache controller
9 SoC - SoC IP's such as Ethernet, SATA, and etc
14 - compatible : Shall be "apm,xgene-edac".
15 - regmap-csw : Regmap of the CPU switch fabric (CSW) resource.
16 - regmap-mcba : Regmap of the MCB-A (memory bridge) resource.
17 - regmap-mcbb : Regmap of the MCB-B (memory bridge) resource.
[all …]
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| /Linux-v6.1/Documentation/devicetree/bindings/mips/brcm/ |
| D | soc.txt | 5 - compatible: "brcm,bcm3368", "brcm,bcm3384", "brcm,bcm33843"
6 "brcm,bcm3384-viper", "brcm,bcm33843-viper"
12 The experimental -viper variants are for running Linux on the 3384's
16 ----------------
21 = Always-On control block (AON CTRL)
23 This hardware provides control registers for the "always-on" (even in low-power
27 - compatible : should be one of
28 "brcm,bcm7425-aon-ctrl"
29 "brcm,bcm7429-aon-ctrl"
30 "brcm,bcm7435-aon-ctrl" and
[all …]
|
| /Linux-v6.1/Documentation/admin-guide/ |
| D | cgroup-v2.rst | 1 .. _cgroup-v2:
11 conventions of cgroup v2. It describes all userland-visible aspects
12 of cgroup including core and specific controller behaviors. All
14 v1 is available under :ref:`Documentation/admin-guide/cgroup-v1/index.rst <cgroup-v1>`.
19 1-1. Terminology
20 1-2. What is cgroup?
22 2-1. Mounting
23 2-2. Organizing Processes and Threads
24 2-2-1. Processes
25 2-2-2. Threads
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| /Linux-v6.1/Documentation/devicetree/bindings/display/tegra/ |
| D | nvidia,tegra20-dc.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/display/tegra/nvidia,tegra20-dc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: NVIDIA Tegra Display Controller
10 - Thierry Reding <thierry.reding@gmail.com>
11 - Jon Hunter <jonathanh@nvidia.com>
15 pattern: "^dc@[0-9a-f]+$"
19 - enum:
20 - nvidia,tegra20-dc
[all …]
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| /Linux-v6.1/Documentation/driver-api/ |
| D | edac.rst | 5 ----------------------------------------
8 *sockets, *socket sets*, *banks*, *rows*, *chip-select rows*, *channels*,
16 * Memory devices
18 The individual DRAM chips on a memory stick. These devices commonly
20 provides the number of bits that the memory controller expects:
23 * Memory Stick
25 A printed circuit board that aggregates multiple memory devices in
28 called DIMM (Dual Inline Memory Module).
30 * Memory Socket
32 A physical connector on the motherboard that accepts a single memory
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| /Linux-v6.1/drivers/memory/samsung/ |
| D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0
3 bool "Samsung Exynos Memory Controller support" if COMPILE_TEST
5 Support for the Memory Controller (MC) devices found on
11 tristate "Exynos5422 Dynamic Memory Controller driver"
17 This adds driver for Samsung Exynos5422 SoC DMC (Dynamic Memory
18 Controller). The driver provides support for Dynamic Voltage and
21 based on DT memory information.
25 bool "Exynos SROM controller driver" if COMPILE_TEST
28 This adds driver for Samsung Exynos SoC SROM controller. The driver
31 is provided, the driver enables support for external memory
|
| /Linux-v6.1/drivers/mmc/host/ |
| D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0-only
3 # MMC/SD host controller drivers
6 comment "MMC/SD/SDIO Host Controller Drivers"
28 bool "Qualcomm Data Mover for SD Card Controller"
32 This selects the Qualcomm Data Mover lite/local on SD Card controller.
39 bool "STMicroelectronics STM32 SDMMC Controller"
43 This selects the STMicroelectronics STM32 SDMMC host controller.
59 tristate "Secure Digital Host Controller Interface support"
62 This selects the generic Secure Digital Host Controller Interface.
66 If you have a controller with this interface, say Y or M here. You
[all …]
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| /Linux-v6.1/Documentation/gpu/amdgpu/display/ |
| D | dc-glossary.rst | 7 'Documentation/gpu/amdgpu/amdgpu-glossary.rst'; if you cannot find it anywhere,
19 Application-Specific Integrated Circuit
39 * DCFCLK: Display Controller Fabric Clock
43 * MCLK: Memory Clock
49 Cathode Ray Tube Controller - commonly called "Controller" - Generates
62 Display Controller
68 Display Controller Engine
71 Display Controller HUB
102 Display Memory Interface
108 Display Micro-Controller Unit
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| /Linux-v6.1/include/linux/ |
| D | edac.h | 6 * 2006-2008 (c) MontaVista Software, Inc. This file is licensed under
26 #define EDAC_OPSTATE_INVAL -1
60 * enum dev_type - describe the type of memory DRAM chips used at the stick
93 * enum hw_event_mc_err_type - type of the detected error
95 * @HW_EVENT_ERR_CORRECTED: Corrected Error - Indicates that an ECC
97 * @HW_EVENT_ERR_UNCORRECTED: Uncorrected Error - Indicates an error that
99 * fatal (maybe it is on an unused memory area,
100 * or the memory controller could recover from
101 * it for example, by re-trying the operation).
102 * @HW_EVENT_ERR_DEFERRED: Deferred Error - Indicates an uncorrectable
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| /Linux-v6.1/include/linux/spi/ |
| D | spi-mem.h | 1 /* SPDX-License-Identifier: GPL-2.0+ */
59 * enum spi_mem_data_dir - describes the direction of a SPI memory data
60 * transfer from the controller perspective
62 * @SPI_MEM_DATA_IN: data coming from the SPI memory
63 * @SPI_MEM_DATA_OUT: data sent to the SPI memory
72 * struct spi_mem_op - describes a SPI memory operation
74 * sent MSB-first.
96 * @data.buf.in: input buffer (must be DMA-able)
97 * @data.buf.out: output buffer (must be DMA-able)
142 * struct spi_mem_dirmap_info - Direct mapping information
[all …]
|
