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/Linux-v4.19/Documentation/media/uapi/cec/
Dcec-ioc-adap-g-phys-addr.rst14 CEC_ADAP_G_PHYS_ADDR, CEC_ADAP_S_PHYS_ADDR - Get or set the physical address
38 To query the current physical address applications call
40 driver stores the physical address.
42 To set a new physical address applications store the physical address in
50 To clear an existing physical address use ``CEC_PHYS_ADDR_INVALID``.
58 A :ref:`CEC_EVENT_STATE_CHANGE <CEC-EVENT-STATE-CHANGE>` event is sent when the physical address
61 The physical address is a 16-bit number where each group of 4 bits
62 represent a digit of the physical address a.b.c.d where the most
67 is supported. The physical address a device shall use is stored in the
71 different physical address of the form a.0.0.0 that the sources will
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/Linux-v4.19/drivers/net/wireless/ti/wlcore/
Dio.h135 int physical; in wlcore_read() local
137 physical = wlcore_translate_addr(wl, addr); in wlcore_read()
139 return wlcore_raw_read(wl, physical, buf, len, fixed); in wlcore_read()
145 int physical; in wlcore_write() local
147 physical = wlcore_translate_addr(wl, addr); in wlcore_write()
149 return wlcore_raw_write(wl, physical, buf, len, fixed); in wlcore_write()
170 int physical; in wlcore_read_hwaddr() local
176 physical = wlcore_translate_addr(wl, addr); in wlcore_read_hwaddr()
178 return wlcore_raw_read(wl, physical, buf, len, fixed); in wlcore_read_hwaddr()
/Linux-v4.19/drivers/net/wireless/ti/wl1251/
Dio.c65 int physical; in wl1251_mem_read() local
67 physical = wl1251_translate_mem_addr(wl, addr); in wl1251_mem_read()
69 wl->if_ops->read(wl, physical, buf, len); in wl1251_mem_read()
74 int physical; in wl1251_mem_write() local
76 physical = wl1251_translate_mem_addr(wl, addr); in wl1251_mem_write()
78 wl->if_ops->write(wl, physical, buf, len); in wl1251_mem_write()
/Linux-v4.19/Documentation/ABI/testing/
Dsysfs-devices-system-xen_cpu5 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
Dsysfs-firmware-efi4 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
Dsysfs-memory-page-offline6 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
Dsysfs-class-net-grcan7 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
Dsysfs-kernel-vmcoreinfo8 Shows physical address and size of vmcoreinfo ELF note.
9 First value contains physical address of note in hex and
Dsysfs-devices-sun11 the slot number printed on the physical slot whenever possible."
13 So reading the sysfs file, we can identify a physical position
/Linux-v4.19/Documentation/admin-guide/mm/
Dconcepts.rst14 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
52 the physical memory. The page tables organized hierarchically.
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/Linux-v4.19/Documentation/
Dbus-virt-phys-mapping.txt21 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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Ddebugging-via-ohci1394.txt2 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:
/Linux-v4.19/drivers/hid/
Dwacom_wac.h166 #define WACOM_PAD_FIELD(f) (((f)->physical == HID_DG_TABLETFUNCTIONKEY) || \
167 ((f)->physical == WACOM_HID_WD_DIGITIZERFNKEYS) || \
168 ((f)->physical == WACOM_HID_WD_DIGITIZERINFO))
171 ((f)->physical == HID_DG_STYLUS) || \
172 ((f)->physical == HID_DG_PEN) || \
180 ((f)->physical == HID_DG_FINGER) || \
/Linux-v4.19/fs/btrfs/
Dscrub.c68 u64 physical; member
88 u64 physical; member
195 u64 physical; member
236 u64 physical, struct btrfs_device *dev, u64 flags,
706 swarn->physical, in scrub_print_warning_inode()
719 swarn->physical, in scrub_print_warning_inode()
751 swarn.physical = sblock->pagev[0]->physical; in scrub_print_warning()
777 swarn.physical, in scrub_print_warning()
1348 page->physical = bbio->stripes[stripe_index].physical + in scrub_setup_recheck_block()
1476 bio->bi_iter.bi_sector = page->physical >> 9; in scrub_recheck_block()
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/Linux-v4.19/Documentation/devicetree/bindings/powerpc/fsl/
Ddcsr.txt31 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-v4.19/drivers/video/fbdev/intelfb/
Dintelfbdrv.c456 release_mem_region(dinfo->aperture.physical, in cleanup()
538 dinfo->aperture.physical = pci_resource_start(pdev, aperture_bar); in intelfb_pci_register()
548 if (!request_mem_region(dinfo->aperture.physical, dinfo->aperture.size, in intelfb_pci_register()
648 (dinfo->aperture.physical, ((offset + dinfo->fb.offset) << 12) in intelfb_pci_register()
683 dinfo->ring.physical = dinfo->aperture.physical in intelfb_pci_register()
708 dinfo->cursor.physical in intelfb_pci_register()
709 = dinfo->gtt_cursor_mem->physical; in intelfb_pci_register()
711 dinfo->cursor.physical = dinfo->aperture.physical in intelfb_pci_register()
735 dinfo->fb.physical = dinfo->aperture.physical in intelfb_pci_register()
744 dinfo->wc_cookie = arch_phys_wc_add(dinfo->aperture.physical, in intelfb_pci_register()
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/Linux-v4.19/drivers/net/wireless/intel/iwlwifi/pcie/
Dctxt-info.c75 dram->paging[i].physical); in iwl_pcie_ctxt_info_free_paging()
115 cpu_to_le64(dram->fw[dram->fw_cnt].physical); in iwl_pcie_init_fw_sec()
128 cpu_to_le64(dram->fw[dram->fw_cnt].physical); in iwl_pcie_init_fw_sec()
152 cpu_to_le64(dram->paging[i].physical); in iwl_pcie_init_fw_sec()
/Linux-v4.19/Documentation/leds/
Dledtrig-usbport.txt15 1) Device with single USB LED and few physical ports
20 2) Device with a physical port handled by few controllers
22 Some devices may have one controller per PHY standard. E.g. USB 3.0 physical
/Linux-v4.19/Documentation/devicetree/bindings/crypto/
Dfsl-sec6.txt35 for representing physical addresses in child nodes.
41 for representing the size of physical addresses in
47 Definition: A standard property. Specifies the physical
53 Definition: A standard property. Specifies the physical address
90 the parent physical address and the length the JR registers.
/Linux-v4.19/Documentation/devicetree/bindings/usb/
Dohci-nxp.txt5 - reg: physical base address of the controller and length of memory mapped
9 the UDC controller for connecting to the USB physical layer
/Linux-v4.19/Documentation/devicetree/bindings/misc/
Dnvidia,tegra186-misc.txt9 - reg: Should contain 2 entries: The first entry gives the physical address
11 features. The second entry specifies the physical address and length
/Linux-v4.19/Documentation/media/uapi/mediactl/
Dmedia-controller-model.rst16 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
/Linux-v4.19/Documentation/devicetree/bindings/pwm/
Dpwm-tipwmss.txt9 - reg: physical base address and size of the registers map.
15 physical address map of child's base address, physical address within
/Linux-v4.19/Documentation/devicetree/bindings/media/
Dqcom,camss.txt126 Definition: The physical clock lane index. On 8916
127 the value must always be <1> as the physical
131 D-PHY physical clock lane is labeled as 7.
135 Definition: An array of physical data lanes indexes.
138 indicates physical lane index. Lane swapping
/Linux-v4.19/Documentation/vm/
Dhighmem.rst14 High memory (highmem) is used when the size of physical memory approaches or
16 impossible for the kernel to keep all of the available physical memory mapped
18 the pieces of physical memory that it wants to access.
20 The part of (physical) memory not covered by a permanent mapping is what we
40 This means that the kernel can at most map 1GiB of physical memory at any one
42 temporary maps to access the rest of the physical memory - the actual direct
56 physical pages into a contiguous virtual space. It needs global

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