| /linux-5.19.10/Documentation/userspace-api/media/cec/ |
| D | cec-ioc-adap-g-phys-addr.rst | 15 CEC_ADAP_G_PHYS_ADDR, CEC_ADAP_S_PHYS_ADDR - Get or set the physical address
40 To query the current physical address applications call
42 driver stores the physical address.
44 To set a new physical address applications store the physical address in
52 To clear an existing physical address use ``CEC_PHYS_ADDR_INVALID``.
60 A :ref:`CEC_EVENT_STATE_CHANGE <CEC-EVENT-STATE-CHANGE>` event is sent when the physical address
63 The physical address is a 16-bit number where each group of 4 bits
64 represent a digit of the physical address a.b.c.d where the most
69 is supported. The physical address a device shall use is stored in the
73 different physical address of the form a.0.0.0 that the sources will
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| /linux-5.19.10/drivers/net/wireless/ti/wlcore/ |
| D | io.h | 121 int physical; in wlcore_read() local
123 physical = wlcore_translate_addr(wl, addr); in wlcore_read()
125 return wlcore_raw_read(wl, physical, buf, len, fixed); in wlcore_read()
131 int physical; in wlcore_write() local
133 physical = wlcore_translate_addr(wl, addr); in wlcore_write()
135 return wlcore_raw_write(wl, physical, buf, len, fixed); in wlcore_write()
156 int physical; in wlcore_read_hwaddr() local
162 physical = wlcore_translate_addr(wl, addr); in wlcore_read_hwaddr()
164 return wlcore_raw_read(wl, physical, buf, len, fixed); in wlcore_read_hwaddr()
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| /linux-5.19.10/Documentation/ABI/testing/ |
| D | sysfs-devices-system-xen_cpu | 5 A collection of global/individual Xen physical cpu attributes
7 Individual physical cpu attributes are contained in
16 Interface to online/offline Xen physical cpus
19 to online/offline physical cpus, except cpu0 due to several
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| D | sysfs-firmware-efi | 4 Description: It shows the physical address of firmware vendor field in the
11 Description: It shows the physical address of runtime service table entry in
18 Description: It shows the physical address of config table entry in the EFI
25 Description: Displays the physical addresses of all EFI Configuration
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| D | sysfs-memory-page-offline | 6 Soft-offline the memory page containing the physical address
8 physical address of the page. The kernel will then attempt
28 Hard-offline the memory page containing the physical
30 specifying the physical address of the page. The
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| D | sysfs-class-net-grcan | 7 Hardware configuration of physical interface 0. This file reads
19 Hardware configuration of physical interface 1. This file reads
31 Configuration of which physical interface to be used. Possible
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| /linux-5.19.10/drivers/net/wireless/ti/wl1251/ |
| D | io.c | 51 int physical; in wl1251_mem_read() local
53 physical = wl1251_translate_mem_addr(wl, addr); in wl1251_mem_read()
55 wl->if_ops->read(wl, physical, buf, len); in wl1251_mem_read()
60 int physical; in wl1251_mem_write() local
62 physical = wl1251_translate_mem_addr(wl, addr); in wl1251_mem_write()
64 wl->if_ops->write(wl, physical, buf, len); in wl1251_mem_write()
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| /linux-5.19.10/Documentation/admin-guide/mm/ |
| D | concepts.rst | 14 address to a physical address.
21 The physical memory in a computer system is a limited resource and
23 the amount of memory that can be installed. The physical memory is not
29 All this makes dealing directly with physical memory quite complex and
32 The virtual memory abstracts the details of physical memory from the
34 physical memory (demand paging) and provides a mechanism for the
40 address encoded in that instruction to a `physical` address that the
43 The physical system memory is divided into page frames, or pages. The
49 Each physical memory page can be mapped as one or more virtual
51 translation from a virtual address used by programs to the physical
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| /linux-5.19.10/Documentation/i2c/ |
| D | i2c-sysfs.rst | 13 is a gap of knowledge to map from the I2C bus physical number and MUX topology
16 the concept of logical I2C buses in the kernel, by knowing the physical I2C
41 start with ``i2c-`` are I2C buses, which may be either physical or logical. The
64 physical I2C bus controllers. The controllers are hardware and physical, and the
74 For each physical I2C bus controller, the system vendor may assign a physical
83 written upon virtual memory space, instead of physical memory space.
85 Each logical I2C bus may be an abstraction of a physical I2C bus controller, or
94 If the logical I2C bus is a direct abstraction of a physical I2C bus controller,
95 let us call it a physical I2C bus.
100 This may be a confusing part for people who only know about the physical I2C
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| /linux-5.19.10/fs/btrfs/ |
| D | zoned.c | 1113 int btrfs_reset_device_zone(struct btrfs_device *device, u64 physical, in btrfs_reset_device_zone() argument
1120 physical >> SECTOR_SHIFT, length >> SECTOR_SHIFT, in btrfs_reset_device_zone()
1127 btrfs_dev_set_zone_empty(device, physical); in btrfs_reset_device_zone()
1128 btrfs_dev_clear_active_zone(device, physical); in btrfs_reset_device_zone()
1129 physical += device->zone_info->zone_size; in btrfs_reset_device_zone()
1274 u64 *physical = NULL; in btrfs_load_block_group_zone_info() local
1318 physical = kcalloc(map->num_stripes, sizeof(*physical), GFP_NOFS); in btrfs_load_block_group_zone_info()
1319 if (!physical) { in btrfs_load_block_group_zone_info()
1337 physical[i] = map->stripes[i].physical; in btrfs_load_block_group_zone_info()
1344 is_sequential = btrfs_dev_is_sequential(device, physical[i]); in btrfs_load_block_group_zone_info()
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| D | scrub.c | 71 u64 physical; member
89 u64 physical; member
195 u64 physical; member
230 u64 physical, struct btrfs_device *dev, u64 flags,
692 swarn->physical, in scrub_print_warning_inode()
706 swarn->physical, in scrub_print_warning_inode()
738 swarn.physical = sblock->sectors[0]->physical; in scrub_print_warning()
764 swarn.physical, in scrub_print_warning()
1346 sector->physical = bioc->stripes[stripe_index].physical + in scrub_setup_recheck_block()
1472 bio.bi_iter.bi_sector = sector->physical >> 9; in scrub_recheck_block()
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| D | zoned.h | 49 int btrfs_reset_device_zone(struct btrfs_device *device, u64 physical,
66 int btrfs_zoned_issue_zeroout(struct btrfs_device *device, u64 physical, u64 length);
152 u64 physical, u64 length, u64 *bytes) in btrfs_reset_device_zone() argument
203 u64 physical, u64 length) in btrfs_zoned_issue_zeroout() argument
346 u64 physical, u64 length) in btrfs_can_zone_reset() argument
350 if (!btrfs_dev_is_sequential(device, physical)) in btrfs_can_zone_reset()
354 if (!IS_ALIGNED(physical, zone_size) || !IS_ALIGNED(length, zone_size)) in btrfs_can_zone_reset()
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| /linux-5.19.10/Documentation/core-api/ |
| D | bus-virt-phys-mapping.rst | 21 controller the physical address of the buffers, which is correct on x86
22 (because all bus master devices see the physical memory mappings directly).
31 - CPU untranslated. This is the "physical" address. Physical address
45 Now, on normal PCs the bus address is exactly the same as the physical
58 the viewpoint of the devices, you have the reverse, and the physical memory
61 So when the CPU wants any bus master to write to physical memory 0, it
67 physical address: 0
76 physical address: 0
80 (but there are also Alphas where the physical address and the bus address
125 And you generally **never** want to use the physical address, because you can't
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| D | debugging-via-ohci1394.rst | 2 Using physical DMA provided by OHCI-1394 FireWire controllers for debugging
16 physical system memory and, for read requests, send the result of
17 the physical memory read back to the requester.
26 of physical address space. This can be a problem on IA64 machines where
31 physical addresses above 4 GB, but this feature is currently not enabled by
43 The firewire-ohci driver in drivers/firewire uses filtered physical
45 Pass the remote_dma=1 parameter to the driver to get unfiltered physical DMA.
81 disable all physical DMA on each bus reset.
108 required for physical DMA above 4 GB (but not utilized by Linux yet).
123 3) Test physical DMA using firescope:
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| /linux-5.19.10/Documentation/xtensa/ |
| D | booting.rst | 12 address must be the physical address.
19 virtual or physical address. In either case it must be within the default
20 virtual mapping. It is considered physical if it is within the range of
21 physical addresses covered by the default KSEG mapping (XCHAL_KSEG_PADDR..
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| /linux-5.19.10/Documentation/vm/ |
| D | memory-model.rst | 10 simplest case is when the physical memory starts at address 0 and
22 All the memory models track the status of physical page frames using
26 mapping between the physical page frame number (PFN) and the
37 non-NUMA systems with contiguous, or mostly contiguous, physical
41 maps the entire physical memory. For most architectures, the holes
51 actual physical pages. In such case, the architecture specific
60 systems with physical memory starting at address different from 0.
67 as hot-plug and hot-remove of the physical memory, alternative memory
71 The SPARSEMEM model presents the physical memory as a collection of
79 physical address that an architecture supports, the
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| /linux-5.19.10/drivers/hid/ |
| D | wacom_wac.h | 167 #define WACOM_PAD_FIELD(f) (((f)->physical == HID_DG_TABLETFUNCTIONKEY) || \
168 ((f)->physical == WACOM_HID_WD_DIGITIZERFNKEYS) || \
169 ((f)->physical == WACOM_HID_WD_DIGITIZERINFO))
172 ((f)->physical == HID_DG_STYLUS) || \
173 ((f)->physical == HID_DG_PEN) || \
181 ((f)->physical == HID_DG_FINGER) || \
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| /linux-5.19.10/Documentation/sound/designs/ |
| D | jack-injection.rst | 15 machine and plug/unplug physical devices to the audio jack.
17 In this design, an audio jack doesn't equal to a physical audio jack.
18 Sometimes a physical audio jack contains multi functions, and the
20 ``snd_jack`` represents a physical audio jack and the ``jack_kctl``
21 represents a function, for example a physical jack has two functions:
118 …read-only, get snd_jack's supported events from type (all supported events on the physical audio j…
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| /linux-5.19.10/Documentation/devicetree/bindings/powerpc/fsl/ |
| D | dcsr.txt | 31 or representing physical addresses in child nodes.
37 or representing the size of physical addresses in
43 Definition: A standard property. Specifies the physical address
90 Definition: A standard property. Specifies the physical address
119 Definition: A standard property. Specifies the physical address
156 Definition: A standard property. Specifies the physical address
181 Definition: A standard property. Specifies the physical address
218 Definition: A standard property. Specifies the physical address
246 Definition: A standard property. Specifies the physical address
277 Definition: A standard property. Specifies the physical address
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| /linux-5.19.10/Documentation/admin-guide/kdump/ |
| D | vmcoreinfo.rst | 59 virtual to physical addresses.
66 direct kernel map to a physical address.
78 an index into the mem_map array. Right-shifting a physical address
105 Defines the maximum supported physical address space memory.
354 corresponding physical address.
360 to physical addresses. The init_top_pgt is somewhat similar to
399 mask. This is used to remove the SME mask and obtain the true physical
417 Denotes whether physical address extensions are enabled. It has the cost
420 crash kernel when converting virtual addresses to physical addresses.
464 The offset between the kernel virtual and physical mappings. Used to
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| /linux-5.19.10/Documentation/userspace-api/media/mediactl/ |
| D | media-controller-model.rst | 16 physical hardware devices (CMOS sensor for instance), logical
18 processing pipeline), DMA channels or physical connectors.
27 inputs. Pads should not be confused with physical pins at chip
40 physical module, meaning this lens controller drives the lens for this
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| /linux-5.19.10/drivers/video/fbdev/intelfb/ |
| D | intelfbdrv.c | 456 release_mem_region(dinfo->aperture.physical, in cleanup()
537 dinfo->aperture.physical = pci_resource_start(pdev, aperture_bar); in intelfb_pci_register()
547 if (!request_mem_region(dinfo->aperture.physical, dinfo->aperture.size, in intelfb_pci_register()
647 (dinfo->aperture.physical, ((offset + dinfo->fb.offset) << 12) in intelfb_pci_register()
682 dinfo->ring.physical = dinfo->aperture.physical in intelfb_pci_register()
707 dinfo->cursor.physical in intelfb_pci_register()
708 = dinfo->gtt_cursor_mem->physical; in intelfb_pci_register()
710 dinfo->cursor.physical = dinfo->aperture.physical in intelfb_pci_register()
734 dinfo->fb.physical = dinfo->aperture.physical in intelfb_pci_register()
743 dinfo->wc_cookie = arch_phys_wc_add(dinfo->aperture.physical, in intelfb_pci_register()
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| /linux-5.19.10/drivers/net/wireless/intel/iwlwifi/pcie/ |
| D | ctxt-info.c | 53 &dram->physical); in iwl_pcie_ctxt_info_alloc_dma()
77 dram->paging[i].physical); in iwl_pcie_ctxt_info_free_paging()
117 cpu_to_le64(dram->fw[dram->fw_cnt].physical); in iwl_pcie_init_fw_sec()
131 cpu_to_le64(dram->fw[dram->fw_cnt].physical); in iwl_pcie_init_fw_sec()
156 cpu_to_le64(dram->paging[i].physical); in iwl_pcie_init_fw_sec()
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| /linux-5.19.10/Documentation/devicetree/bindings/iommu/ |
| D | apple,sart.yaml | 14 physical memory must be added to the SART's allow list before any
20 and allows 36 bit of physical address space and filter entries with sizes
23 SART2, first seen in A14 and M1, allows 36 bit of physical address space
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| /linux-5.19.10/Documentation/networking/devlink/ |
| D | devlink-port.rst | 25 - Any kind of physical port. This can be an eswitch physical port or any
26 other physical port on the device.
33 physical function (PF).
63 potentially multiple physical, virtual functions and subfunctions. A function
211 - A physical PCI device having one or more PCI buses consists of one or
214 - A controller consists of potentially multiple physical functions,
226 - A PCI physical function that supports subfunction management.
228 - A device driver for PCI physical function that supports
231 - A device driver for PCI physical function that hosts subfunction
|