| /linux-6.12.1/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-6.12.1/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-6.12.1/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-6.12.1/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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| /linux-6.12.1/fs/btrfs/ |
| D | scrub.c | 117 u64 physical; member
226 u64 physical; member
457 swarn->physical, in scrub_print_warning_inode()
471 swarn->physical, in scrub_print_warning_inode()
479 bool is_super, u64 logical, u64 physical) in scrub_print_common_warning() argument
494 errstr, btrfs_dev_name(dev), physical); in scrub_print_common_warning()
501 swarn.physical = physical; in scrub_print_common_warning()
537 swarn.physical, (ref_level ? "node" : "leaf"), in scrub_print_common_warning()
560 static int fill_writer_pointer_gap(struct scrub_ctx *sctx, u64 physical) in fill_writer_pointer_gap() argument
568 if (!btrfs_dev_is_sequential(sctx->wr_tgtdev, physical)) in fill_writer_pointer_gap()
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| D | raid-stripe-tree.c | 133 u64 physical = bioc->stripes[i].physical; in btrfs_insert_one_raid_extent() local
141 btrfs_set_stack_raid_stride_physical(raid_stride, physical); in btrfs_insert_one_raid_extent()
264 u64 physical = btrfs_raid_stride_physical(leaf, stride); in btrfs_get_raid_extent_offset() local
272 stripe->physical = physical + offset; in btrfs_get_raid_extent_offset()
275 stripe->physical, devid); in btrfs_get_raid_extent_offset()
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| D | zoned.h | 71 int btrfs_reset_device_zone(struct btrfs_device *device, u64 physical,
80 int btrfs_zoned_issue_zeroout(struct btrfs_device *device, u64 physical, u64 length);
171 u64 physical, u64 length, u64 *bytes) in btrfs_reset_device_zone() argument
207 u64 physical, u64 length) in btrfs_zoned_issue_zeroout() argument
345 u64 physical, u64 length) in btrfs_can_zone_reset() argument
349 if (!btrfs_dev_is_sequential(device, physical)) in btrfs_can_zone_reset()
353 if (!IS_ALIGNED(physical, zone_size) || !IS_ALIGNED(length, zone_size)) in btrfs_can_zone_reset()
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| D | zoned.c | 1124 int btrfs_reset_device_zone(struct btrfs_device *device, u64 physical, in btrfs_reset_device_zone() argument
1133 physical >> SECTOR_SHIFT, length >> SECTOR_SHIFT); in btrfs_reset_device_zone()
1140 btrfs_dev_set_zone_empty(device, physical); in btrfs_reset_device_zone()
1141 btrfs_dev_clear_active_zone(device, physical); in btrfs_reset_device_zone()
1142 physical += device->zone_info->zone_size; in btrfs_reset_device_zone()
1269 u64 physical; member
1285 info->physical = map->stripes[zone_idx].physical; in btrfs_load_zone_info()
1300 if (!btrfs_dev_is_sequential(device, info->physical)) { in btrfs_load_zone_info()
1307 btrfs_dev_clear_zone_empty(device, info->physical); in btrfs_load_zone_info()
1311 btrfs_dev_clear_zone_empty(dev_replace->tgtdev, info->physical); in btrfs_load_zone_info()
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| /linux-6.12.1/Documentation/admin-guide/RAS/ |
| D | address-translation.rst | 10 physical memory. Devices attached to the Fabric, like memory controllers,
11 I/O, etc., may not have a complete view of the system physical memory map.
12 These devices may provide a "normalized", i.e. device physical, address
14 a system physical address for the kernel to action on the memory.
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| /linux-6.12.1/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
63 physical I2C bus controllers. The controllers are hardware and physical, and the
73 For each physical I2C bus controller, the system vendor may assign a physical
82 written upon virtual memory space, instead of physical memory space.
84 Each logical I2C bus may be an abstraction of a physical I2C bus controller, or
93 If the logical I2C bus is a direct abstraction of a physical I2C bus controller,
94 let us call it a physical I2C bus.
99 This may be a confusing part for people who only know about the physical I2C
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| /linux-6.12.1/Documentation/admin-guide/mm/ |
| D | concepts.rst | 12 address to a physical address.
19 The physical memory in a computer system is a limited resource and
21 the amount of memory that can be installed. The physical memory is not
27 All this makes dealing directly with physical memory quite complex and
30 The virtual memory abstracts the details of physical memory from the
32 physical memory (demand paging) and provides a mechanism for the
38 address encoded in that instruction to a `physical` address that the
41 The physical system memory is divided into page frames, or pages. The
47 Each physical memory page can be mapped as one or more virtual
49 translation from a virtual address used by programs to the physical
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| /linux-6.12.1/drivers/md/dm-vdo/ |
| D | io-submitter.h | 27 void __submit_metadata_vio(struct vio *vio, physical_block_number_t physical,
31 static inline void vdo_submit_metadata_vio(struct vio *vio, physical_block_number_t physical, in vdo_submit_metadata_vio() argument
35 __submit_metadata_vio(vio, physical, callback, error_handler, in vdo_submit_metadata_vio()
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| /linux-6.12.1/Documentation/networking/device_drivers/ethernet/mellanox/mlx5/ |
| D | counters.rst | 86 A set of the physical port counters, per priority per port.
496 software counters. These packets are counted by physical port and vPort
518 physical port and vPort counters. You may open more rx queues and spread
534 counted by physical port and vPort counters.
544 are counted by physical port and vPort counters.
891 The physical port counters are the counters on the external port connecting the
904 - The number of packets received on the physical port. This counter doesn’t
910 - The number of packets transmitted on the physical port.
914 - The number of bytes received on the physical port, including Ethernet
919 - The number of bytes transmitted on the physical port.
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| /linux-6.12.1/Documentation/arch/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-6.12.1/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.
348 corresponding physical address.
354 to physical addresses. The init_top_pgt is somewhat similar to
393 mask. This is used to remove the SME mask and obtain the true physical
411 Denotes whether physical address extensions are enabled. It has the cost
414 crash kernel when converting virtual addresses to physical addresses.
428 The offset between the kernel virtual and physical mappings. Used to
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| /linux-6.12.1/Documentation/admin-guide/device-mapper/ |
| D | vdo.rst | 108 If <hash>, <logical>, and <physical> are all set to 0, the work handled by
144 physical:
148 enough to have at least 1 slab per physical thread. The
178 modifiable parameters are <logical device size>, <physical device size>,
181 If the logical device size or physical device size are changed, upon
184 size may not exceed 4 PB. The physical device size must increase by at
187 slab size is chosen: the physical device size may never increase above the
194 physical space, storing to /dev/dm-1 which has more than 1 GB of space.
209 Grow the physical size to 2 GB.
217 Grow the physical size by 1 GB more and increase max discard sectors.
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| /linux-6.12.1/Documentation/mm/ |
| D | memory-model.rst | 8 simplest case is when the physical memory starts at address 0 and
20 All the memory models track the status of physical page frames using
24 mapping between the physical page frame number (PFN) and the
35 non-NUMA systems with contiguous, or mostly contiguous, physical
39 maps the entire physical memory. For most architectures, the holes
49 actual physical pages. In such case, the architecture specific
58 systems with physical memory starting at address different from 0.
65 as hot-plug and hot-remove of the physical memory, alternative memory
69 The SPARSEMEM model presents the physical memory as a collection of
77 physical address that an architecture supports, the
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| D | page_tables.rst | 13 Page tables map virtual addresses as seen by the CPU into physical addresses
20 The physical address corresponding to the virtual address is often referenced
21 by the underlying physical page frame. The **page frame number** or **pfn**
22 is the physical address of the page (as seen on the external memory bus)
26 the last page of physical memory the external address bus of the CPU can
41 the fact that Torvald's first computer had 4MB of physical memory. Entries in
56 to a physical memory range, which allows mapping a contiguous range of several
58 shortcuts in mapping virtual memory to physical memory: there is no need to
89 mapping a single page of virtual memory to a single page of physical memory.
161 to physical address translations. It may use relatively small caches in hardware
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| /linux-6.12.1/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-6.12.1/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-6.12.1/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-6.12.1/Documentation/virt/kvm/loongarch/ |
| D | hypercalls.rst | 77 - a1: Lower part of the bitmap for destination physical CPUIDs
78 - a2: Higher part of the bitmap for destination physical CPUIDs
79 - a3: The lowest physical CPUID in the bitmap
85 Bit 0 of a1 corresponds to the physical CPUID in the third input register (a3)
86 and bit 1 corresponds to the physical CPUID in a3+1, and so on.
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| /linux-6.12.1/Documentation/core-api/ |
| 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 machines where memory is
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:
|