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/openbmc/linux/Documentation/admin-guide/mm/
H A Dpagemap.rst12 physical frame each virtual page is mapped to. It contains one 64-bit
16 * Bits 0-54 page frame number (PFN) if present
17 * Bits 0-4 swap type if swapped
18 * Bits 5-54 swap offset if swapped
19 * Bit 55 pte is soft-dirty (see
20 Documentation/admin-guide/mm/soft-dirty.rst)
22 * Bit 57 pte is uffd-wp write-protected (since 5.13) (see
23 Documentation/admin-guide/mm/userfaultfd.rst)
24 * Bits 58-60 zero
25 * Bit 61 page is file-page or shared-anon (since 3.5)
[all …]
H A Dzswap.rst9 in the process of being swapped out and attempts to compress them into a
10 dynamically allocated RAM-based memory pool. zswap basically trades CPU cycles
11 for potentially reduced swap I/O. This trade-off can also result in a
24 drastically reducing life-shortening writes.
31 the ``CONFIG_ZSWAP_DEFAULT_ON`` Kconfig option is enabled or not.
41 being swapped out. However, it will _not_ immediately write out or fault
46 fault back into memory all swapped out pages, including those in the
57 allocation in zpool is not directly accessible by address. Rather, a handle is
60 pages are freed. The pool is not preallocated. By default, a zpool
69 means the compression ratio will always be 2:1 or worse (because of half-full
[all …]
/openbmc/linux/arch/sparc/kernel/
H A Dadi_64.c1 // SPDX-License-Identifier: GPL-2.0-only
18 * pages. When ADI enabled pages are being swapped out, it would be
32 * Hypervisor reports ADI capabilities of platform in "hwcap-list" property
33 * for "cpu" node. If the platform supports ADI, "hwcap-list" property
35 * node will contain "adp-blksz", "adp-nbits" and "ue-on-adp" properties
52 prop = mdesc_get_property(hp, pn, "hwcap-list", &len); in mdesc_adi_init()
57 * Look for "adp" keyword in hwcap-list which would indicate in mdesc_adi_init()
71 len -= plen; in mdesc_adi_init()
78 * properties are not found, ADI support is incomplete and in mdesc_adi_init()
79 * do not enable ADI in the kernel. in mdesc_adi_init()
[all …]
/openbmc/qemu/ui/
H A Ddbus-console.c4 * Copyright (c) 2021 Marc-André Lureau <marcandre.lureau@redhat.com>
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
25 #include "qemu/error-report.h"
28 #include "ui/kbd-state.h"
66 g_object_set(ddc->iface, in G_DEFINE_TYPE()
131 .dpy_name = "dbus-console",
145 ddc->listeners = g_ptr_array_new_with_free_func(g_object_unref); in dbus_display_console_init()
146 ddc->dcl.ops = &dbus_console_dcl_ops; in dbus_display_console_init()
154 unregister_displaychangelistener(&ddc->dcl); in dbus_display_console_dispose()
155 g_clear_object(&ddc->iface_touch); in dbus_display_console_dispose()
[all …]
H A Ddbus-clipboard.c4 * Copyright (c) 2021 Marc-André Lureau <marcandre.lureau@redhat.com>
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
26 #include "qemu/error-report.h"
27 #include "qemu/main-loop.h"
35 #define MIME_TEXT_PLAIN_UTF8 "text/plain;charset=utf-8"
46 info->types[type].data, in dbus_clipboard_complete_request()
47 info->types[type].size, in dbus_clipboard_complete_request()
53 dpy->clipboard, invocation, in dbus_clipboard_complete_request()
60 bool self_update = info->owner == &dpy->clipboard_peer; in dbus_clipboard_update_info()
65 if (info->owner == NULL) { in dbus_clipboard_update_info()
[all …]
/openbmc/linux/sound/firewire/dice/
H A Ddice-interface.h1 /* SPDX-License-Identifier: GPL-2.0 */
11 * block read transactions with at least quadlet-aligned offset and length.
12 * Writes are not allowed except where noted; quadlet-sized registers must be
15 * All values are in big endian. The DICE firmware runs on a little-endian CPU
16 * and just byte-swaps _all_ quadlets on the bus, so values without endianness
17 * (e.g. strings) get scrambled and must be byte-swapped again by the driver.
32 * size values are measured in quadlets. Read-only.
50 * Stores the full 64-bit address (node ID and offset in the node's address
60 * A bitmask with asynchronous events; read-only. When any event(s) happen,
74 /* Other bits may be used for device-specific events. */
[all …]
/openbmc/u-boot/doc/
H A DREADME.ti-secure22 Booting of U-Boot SPL
25 When CONFIG_TI_SECURE_DEVICE is set, the U-Boot SPL build process
29 SECDEV package. If the TI_SECURE_DEV_PKG variable is not defined or
32 bootable image was not created.
36 ${TI_SECURE_DEV_PKG}/scripts/create-boot-image.sh
38 This is called as part of the SPL/u-boot build process. As the secure
49 create-boot-image.sh \
55 SPI_X-LOADER - Generates an image for SPI flash (byte swapped)
56 X-LOADER - Generates an image for non-XIP flash
57 MLO - Generates an image for SD/MMC/eMMC media
[all …]
/openbmc/linux/drivers/media/platform/renesas/
H A Drenesas-ceu.c1 // SPDX-License-Identifier: GPL-2.0
4 * Copyright (C) 2017-2018 Jacopo Mondi <jacopo+renesas@jmondi.org>
6 * Based on soc-camera driver "soc_camera/sh_mobile_ceu_camera.c"
9 * Based on V4L2 Driver for PXA camera host - "pxa_camera.c",
16 #include <linux/dma-mapping.h>
32 #include <media/v4l2-async.h>
33 #include <media/v4l2-common.h>
34 #include <media/v4l2-ctrls.h>
35 #include <media/v4l2-dev.h>
36 #include <media/v4l2-device.h>
[all …]
/openbmc/linux/drivers/platform/x86/
H A Dtouchscreen_dmi.c1 // SPDX-License-Identifier: GPL-2.0-or-later
21 /* The EFI embedded-fw code expects this to be the first member! */
30 PROPERTY_ENTRY_U32("touchscreen-size-x", 1850),
31 PROPERTY_ENTRY_U32("touchscreen-size-y", 1280),
32 PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
33 PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
34 PROPERTY_ENTRY_U32("silead,max-fingers", 10),
35 PROPERTY_ENTRY_BOOL("silead,home-button"),
36 PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-archos-101-cesium-educ.fw"),
46 PROPERTY_ENTRY_U32("touchscreen-size-x", 1850),
[all …]
/openbmc/u-boot/drivers/fpga/
H A Dzynqmppl.c1 // SPDX-License-Identifier: GPL-2.0
3 * (C) Copyright 2015 - 2016, Xilinx, Inc,
47 * Keep in your mind that it is byte loading on little-endian system
61 for (p = 3; p >= 0; p--) { in load_word()
78 /* Checking that passing bin is not a bitstream */ in check_header()
83 * Bitstreams in binary format are swapped in check_header()
85 * Do not swap dummy word but if swap is done assume in check_header()
91 debug("%s: data swapped - let's swap\n", __func__); in check_header()
122 /* Loop can be huge - support CTRL + C */ in check_data()
144 new_buf -= ARCH_DMA_MINALIGN; in zynqmp_align_dma_buffer()
[all …]
/openbmc/linux/include/uapi/linux/
H A Dvirtio_balloon.h18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
64 #define VIRTIO_BALLOON_S_SWAP_IN 0 /* Amount of memory swapped in */
65 #define VIRTIO_BALLOON_S_SWAP_OUT 1 /* Amount of memory swapped out */
77 VIRTIO_BALLOON_S_NAMES_prefix "swap-in", \
78 VIRTIO_BALLOON_S_NAMES_prefix "swap-out", \
79 VIRTIO_BALLOON_S_NAMES_prefix "major-faults", \
80 VIRTIO_BALLOON_S_NAMES_prefix "minor-faults", \
81 VIRTIO_BALLOON_S_NAMES_prefix "free-memory", \
82 VIRTIO_BALLOON_S_NAMES_prefix "total-memory", \
[all …]
/openbmc/linux/Documentation/userspace-api/media/v4l/
H A Duserp.rst1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
14 particular user pointer method (not only memory mapping) is supported
21 data are exchanged, these pointers and meta-information are passed in
23 :c:type:`v4l2_plane` in the multi-planar API case). The
26 No buffers (planes) are allocated beforehand, consequently they are not
33 .. code-block:: c
41 if (ioctl (fd, VIDIOC_REQBUFS, &reqbuf) == -1) {
43 printf ("Video capturing or user pointer streaming is not supported\\n");
57 swapped out to disk they are brought back and finally locked in physical
66 Applications must take care not to free buffers without dequeuing.
[all …]
/openbmc/qemu/include/standard-headers/linux/
H A Dvirtio_balloon.h18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 #include "standard-headers/linux/types.h"
29 #include "standard-headers/linux/virtio_types.h"
30 #include "standard-headers/linux/virtio_ids.h"
31 #include "standard-headers/linux/virtio_config.h"
64 #define VIRTIO_BALLOON_S_SWAP_IN 0 /* Amount of memory swapped in */
65 #define VIRTIO_BALLOON_S_SWAP_OUT 1 /* Amount of memory swapped out */
83 VIRTIO_BALLOON_S_NAMES_prefix "swap-in", \
84 VIRTIO_BALLOON_S_NAMES_prefix "swap-out", \
[all …]
/openbmc/linux/mm/
H A Dshmem.c6 * 2000-2001 Christoph Rohland
7 * 2000-2001 SAP AG
9 * Copyright (C) 2002-2011 Hugh Dickins.
11 * Copyright (C) 2002-2005 VERITAS Software Corporation.
18 * tiny-shmem:
61 #include <linux/backing-dev.h>
101 * inode->i_private (with i_rwsem making sure that it has only one user at
102 * a time): we would prefer not to enlarge the shmem inode just for that.
143 return min3(nr_pages - totalhigh_pages(), nr_pages / 2, in shmem_default_max_inodes()
155 return sb->s_fs_info; in SHMEM_SB()
[all …]
/openbmc/linux/arch/mips/cavium-octeon/
H A Docteon-platform.c6 * Copyright (C) 2004-2017 Cavium, Inc.
18 #include <asm/octeon/cvmx-helper-board.h>
24 #include <asm/octeon/cvmx-uctlx-defs.h>
78 if (dev->of_node) { in octeon2_usb_clocks_start()
82 uctl_node = of_get_parent(dev->of_node); in octeon2_usb_clocks_start()
88 "refclk-frequency", &clock_rate); in octeon2_usb_clocks_start()
90 dev_err(dev, "No UCTL \"refclk-frequency\"\n"); in octeon2_usb_clocks_start()
95 "refclk-type", &clock_type); in octeon2_usb_clocks_start()
203 * Step 4: Program the power-on reset field in the UCTL in octeon2_usb_clocks_start()
204 * clock-reset-control register. in octeon2_usb_clocks_start()
[all …]
/openbmc/linux/arch/s390/appldata/
H A Dappldata_mem.c1 // SPDX-License-Identifier: GPL-2.0
3 * Data gathering module for Linux-VM Monitor Stream, Stage 1.
23 #define P2K(x) ((x) << (PAGE_SHIFT - 10)) /* Converts #Pages to KB */
37 same. If not, the record has been updated on
43 u64 pswpin; /* pages swapped in */
44 u64 pswpout; /* pages swapped out */
58 // New in 2.6 -->
62 // <-- New in 2.6
83 mem_data->sync_count_1++; in appldata_get_mem_data()
86 mem_data->pgpgin = ev[PGPGIN] >> 1; in appldata_get_mem_data()
[all …]
/openbmc/linux/Documentation/input/devices/
H A Dsentelic.rst8 :Copyright: |copy| 2002-2011 Sentelic Corporation.
10 :Last update: Dec-07-2011
28 BYTE |---------------|BYTE |---------------|BYTE|---------------|BYTE|---------------|
30 |---------------| |---------------| |---------------| |---------------|
37 Bit2 => Middle Button, 1 is pressed, 0 is not pressed.
38 Bit1 => Right Button, 1 is pressed, 0 is not pressed.
39 Bit0 => Left Button, 1 is pressed, 0 is not pressed.
40 Byte 2: X Movement(9-bit 2's complement integers)
41 Byte 3: Y Movement(9-bit 2's complement integers)
43 valid values, -8 ~ +7
[all …]
/openbmc/linux/drivers/gpu/drm/nouveau/
H A Dnouveau_exec.c1 // SPDX-License-Identifier: MIT
26 * userspace-managable portion of the VA space. It provides operations to map
27 * and unmap memory. Mappings may be flagged as sparse. Sparse mappings are not
32 * bounds (but not crossing those bounds) of a previously mapped sparse
40 * Unmap requests are not bound to the range of existing mappings and can even
51 * The kernel does not permit to:
52 * - unmap non-existent sparse mappings
53 * - unmap a sparse mapping and map a new sparse mapping overlapping the range
55 * - unmap a sparse mapping and map new memory backed mappings overlapping the
61 * mappings are created in the GPU's MMU. If the given memory is swapped out
[all …]
/openbmc/linux/Documentation/mm/
H A Darch_pgtable_helpers.rst1 .. SPDX-License-Identifier: GPL-2.0
18 +---------------------------+--------------------------------------------------+
20 +---------------------------+--------------------------------------------------+
21 | pte_bad | Tests a non-table mapped PTE |
22 +---------------------------+--------------------------------------------------+
24 +---------------------------+--------------------------------------------------+
26 +---------------------------+--------------------------------------------------+
28 +---------------------------+--------------------------------------------------+
30 +---------------------------+--------------------------------------------------+
32 +---------------------------+--------------------------------------------------+
[all …]
/openbmc/linux/drivers/cpuidle/
H A DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
10 CPU idle is a generic framework for supporting software-controlled
11 idle processor power management. It includes modular cross-platform
12 governors that can be swapped during runtime.
14 If you're using an ACPI-enabled platform, you should say Y here.
31 focused on timer events and does not do any interactivity boosting.
34 to use. Say Y here if you are not happy with the alternatives.
69 menu "RISC-V CPU Idle Drivers"
/openbmc/linux/arch/riscv/include/asm/
H A Dpgtable-bits.h1 /* SPDX-License-Identifier: GPL-2.0-only */
25 * _PAGE_PROT_NONE is set on not-present pages (and ignored by the hardware) to
26 * distinguish them from swapped out pages
/openbmc/linux/fs/btrfs/
H A Dqgroup.h1 /* SPDX-License-Identifier: GPL-2.0 */
13 #include "delayed-ref.h"
28 * - Newly allocated extents
29 * - Extents going to be deleted (in this trans)
30 * - Extents whose owner is going to be modified
61 * 1) Record the subtree root block get swapped.
73 * In this case, NA and OA are going to be swapped, record (NA, OA) into
100 * modification to the swapped subtrees, no need to trigger heavy qgroup
154 * Space reserved for metadata (per-transaction)
180 * *currently* meta is just reserve-and-clear during transaction.
[all …]
/openbmc/qemu/scripts/coccinelle/
H A Dinplace-byteswaps.cocci1 // Replace uses of in-place byteswapping functions with calls to the
2 // equivalent not-in-place functions. This is necessary to avoid
3 // undefined behaviour if the expression being swapped is a field in a
9 -be16_to_cpus(&E);
14 -be32_to_cpus(&E);
19 -be64_to_cpus(&E);
24 -cpu_to_be16s(&E);
29 -cpu_to_be32s(&E);
34 -cpu_to_be64s(&E);
39 -le16_to_cpus(&E);
[all …]
/openbmc/u-boot/tools/easylogo/
H A Deasylogo.c2 ** Easylogo TGA->header converter
5 ** AIRVENT SAM s.p.a - RIMINI(ITALY)
6 ** (C) 2007-2008 Mike Frysinger <vapier@gentoo.org>
72 while (count--) { in StringUpperCase()
75 *str = 'A' + (c - 'a'); in StringUpperCase()
85 while (count--) { in StringLowerCase()
88 *str = 'a' + (c - 'A'); in StringLowerCase()
96 /* Transform (0-255) components to (0-100) */ in pixel_rgb_to_yuyv()
97 pR = rgb_pixel->r * 100 / 255; in pixel_rgb_to_yuyv()
98 pG = rgb_pixel->g * 100 / 255; in pixel_rgb_to_yuyv()
[all …]
/openbmc/qemu/target/arm/tcg/
H A Darm_ldst.h2 * ARM load/store instructions for code (armeb-user support)
17 * License along with this library; if not, see <http://www.gnu.org/licenses/>.
26 /* Load an instruction and return it in the standard little-endian order */
38 /* In big-endian (BE32) mode, adjacent Thumb instructions have been swapped in arm_lduw_code()

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