| /linux-6.8/drivers/iommu/ |
| D | irq_remapping.h | 7 * remapping drivers but with no need to be visible outside of the IOMMU layer.
31 /* Initializes hardware and makes it ready for remapping interrupts */
34 /* Enables the remapping hardware */
37 /* Disables the remapping hardware */
40 /* Reenables the remapping hardware */
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| D | Kconfig | 197 bool "Support for Interrupt Remapping"
201 Supports Interrupt remapping for IO-APIC and MSI devices.
426 Memory Management Unit. This option enables remapping of DMA memory
441 Multimedia Memory Managememt Unit. This option enables remapping of
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| D | irq_remapping.c | 33 * With interrupt-remapping, for now we will use virtual wire A in irq_remapping_restore_boot_irq_mode()
35 * both IOAPIC RTE as well as interrupt-remapping table entry). in irq_remapping_restore_boot_irq_mode()
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| D | hyperv-iommu.c | 90 * ioapic_max_cpumask because no irq remapping support. in hyperv_irq_remapping_alloc()
158 * Hyper-V doesn't provide irq remapping function for in hyperv_prepare_irq_remapping()
186 /* IRQ remapping domain when Linux runs as the root partition */
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| /linux-6.8/drivers/iommu/intel/ |
| D | Kconfig | 13 bool "Support for Intel IOMMU using DMA Remapping Devices"
26 DMA remapping (DMAR) devices support enables independent address
28 These DMA remapping devices are reported via ACPI tables
30 remapping devices.
60 bool "Enable Intel DMA Remapping Devices by default"
106 key events occurring during operation of the remapping hardware,
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| D | irq_remapping.c | 476 /* Set interrupt-remapping table pointer */ in iommu_set_irq_remapping()
485 * hardware uses the new irq remapping table. in iommu_set_irq_remapping()
498 /* Enable interrupt-remapping */ in iommu_enable_irq_remapping()
519 "Compatibility-format IRQs enabled despite intr remapping;\n" in iommu_enable_irq_remapping()
601 pr_warn("IRQ remapping was enabled on %s but we are not in kdump mode\n", in intel_setup_irq_remapping()
655 * Disable Interrupt Remapping.
667 * interrupt-remapping. in iommu_disable_irq_remapping()
710 pr_warn("Failed to enable irq remapping. You are vulnerable to irq-injection attacks.\n"); in intel_cleanup_irq_remapping()
720 pr_warn("This system BIOS has enabled interrupt remapping\n" in intel_prepare_irq_remapping()
723 "interrupt remapping is being disabled. Please\n" in intel_prepare_irq_remapping()
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| D | dmar.c | 10 * This file implements early detection/parsing of Remapping Devices
11 * reported to OS through BIOS via DMA remapping reporting (DMAR) ACPI
14 * These routines are used by both DMA-remapping and Interrupt-remapping
55 * Locking rules for DMA and interrupt remapping related global data structures:
403 * dmar_parse_one_drhd - parses exactly one DMA remapping hardware definition
404 * structure which uniquely represent one DMA remapping hardware unit
961 * @drhd: DMA remapping hardware definition structure
1529 * requests while address remapping hardware is disabled. in qi_flush_dev_iotlb()
1603 * requests while address remapping hardware is disabled. in qi_flush_dev_iotlb_pasid()
1728 * interrupt-remapping. Also used by DMA-remapping, which replaces
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| D | debugfs.c | 292 seq_printf(m, "DMA Remapping is not enabled on %s\n", in dmar_translation_struct_show()
371 seq_printf(m, "DMA Remapping is not enabled on %s\n", in domain_translation_struct_show()
593 * For active IOMMUs go through the Interrupt remapping
618 seq_puts(m, "Interrupt Remapping is not enabled\n"); in ir_translation_struct_show()
637 seq_puts(m, "Interrupt Remapping is not enabled\n"); in ir_translation_struct_show()
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| /linux-6.8/include/linux/ |
| D | lis3lv02d.h | 26 * @axis_x: Sensor orientation remapping for x-axis
27 * @axis_y: Sensor orientation remapping for y-axis
28 * @axis_z: Sensor orientation remapping for z-axis
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| /linux-6.8/arch/x86/include/asm/ |
| D | irq_remapping.h | 6 * This header file contains the interface of the interrupt remapping code to
47 /* Get parent irqdomain for interrupt remapping irqdomain */
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| /linux-6.8/arch/x86/xen/ |
| D | setup.c | 257 * as a fallback if the remapping fails.
324 * start_pfn to start_pfn+size and prepares remapping the underlying RAM of the
325 * original allocation at remap_pfn. The information needed for remapping is
330 * remapping at a time when the memory management is capable of allocating
382 * 2) Calls the do_ function to actually do the mapping/remapping work.
416 pr_warn("Unable to find available pfn range, not remapping identity pages\n"); in xen_set_identity_and_remap_chunk()
796 /* How many extra pages do we need due to remapping? */ in xen_memory_setup()
907 * Set identity map on non-RAM pages and prepare remapping the in xen_memory_setup()
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| /linux-6.8/arch/powerpc/platforms/embedded6xx/ |
| D | holly.c | 59 printk(KERN_INFO "Remapping PCI bridge\n"); in holly_remap_bridge()
85 /* We don't need MEM32 and PRM remapping so disable them */ in holly_remap_bridge()
94 /* Init the PCI LUTs to do no remapping */ in holly_remap_bridge()
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| /linux-6.8/mm/ |
| D | hugetlb_vmemmap.c | 102 /* Only splitting, not remapping the vmemmap pages. */ in vmemmap_pmd_entry()
143 * starting remapping. in vmemmap_pte_entry()
213 /* Remapping the head page requires r/w */ in vmemmap_remap_pte()
344 * In order to make remapping routine most efficient for the huge pages, in vmemmap_remap_free()
461 * discarded vmemmap pages must be allocated and remapping. in __hugetlb_vmemmap_restore_folio()
560 * immediately after remapping. As a result, subsequent accesses in __hugetlb_vmemmap_optimize_folio()
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| /linux-6.8/Documentation/translations/zh_CN/core-api/irq/ |
| D | irq-domain.rst | 185 Device --> IOAPIC -> Interrupt remapping Controller -> Local APIC -> CPU
203 Interrupt Remapping irq_domain (manage irq_remapping entries)
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| /linux-6.8/fs/smb/client/ |
| D | cifs_unicode.c | 29 /* Convert character using the SFU - "Services for Unix" remapping range */
34 * BB: Cannot handle remapping UNI_SLASH until all the calls to in convert_sfu_char()
63 /* Convert character using the SFM - "Services for Mac" remapping range */
448 * page. Conversion may involve remapping up the six characters that are
499 * FIXME: We can not handle remapping backslash (UNI_SLASH) in cifsConvertToUTF16()
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| /linux-6.8/fs/smb/server/ |
| D | unicode.c | 42 * BB: Cannot handle remapping UNI_SLASH until all the calls to in cifs_mapchar()
323 * page. Conversion may involve remapping up the six characters that are
336 * page. Conversion may involve remapping up the six characters that are
382 * FIXME: We can not handle remapping backslash (UNI_SLASH) in smbConvertToUTF16()
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| /linux-6.8/fs/xfs/ |
| D | xfs_reflink.c | 96 * CoW remapping must be done after the data block write completes,
112 * Since the remapping operation can be applied to an arbitrary file
777 * actually remapping. in xfs_reflink_end_cow_extent()
805 * If the extent we're remapping is backed by storage (written in xfs_reflink_end_cow_extent()
816 * If the extent we're remapping is a delalloc reservation, in xfs_reflink_end_cow_extent()
880 * have PageWriteback set, which prevents races with reflink remapping in xfs_reflink_end_cow()
881 * and truncate. Reflink remapping prevents races with writeback by in xfs_reflink_end_cow()
883 * remapping, which means there won't be any further writeback or page in xfs_reflink_end_cow()
893 * Reflink remapping takes the iolock and mmaplock and waits for in xfs_reflink_end_cow()
984 * reflink range. Unmapping and remapping are separate operations, so we can
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| /linux-6.8/Documentation/arch/x86/ |
| D | iommu.rst | 21 - DMAR - Intel DMA Remapping table
22 - DRHD - Intel DMA Remapping Hardware Unit Definition
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| /linux-6.8/drivers/pci/controller/ |
| D | vmd.c | 59 * be used for MSI remapping
64 * Device can bypass remapping MSI-X transactions into its MSI-X table,
364 * Some production BIOS won't enable remapping between soft reboots. in vmd_remove_irq_domain()
365 * Ensure remapping is restored before unloading the driver. in vmd_remove_irq_domain()
880 * Currently MSI remapping must be enabled in guest passthrough mode in vmd_enable_domain()
881 * due to some missing interrupt remapping plumbing. This is probably in vmd_enable_domain()
883 * remapping doesn't become a performance bottleneck. in vmd_enable_domain()
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| /linux-6.8/Documentation/core-api/irq/ |
| D | irq-domain.rst | 222 Device --> IOAPIC -> Interrupt remapping Controller -> Local APIC -> CPU
227 2) Interrupt remapping controller
240 Interrupt Remapping irq_domain (manage irq_remapping entries)
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| /linux-6.8/drivers/iommu/amd/ |
| D | amd_iommu_types.h | 292 /* Bit value definition for dte irq remapping fields*/
487 /* Interrupt remapping feature used? */
492 /* IVRS indicates that pre-boot remapping was enabled */
615 * This table is used to find the irq remapping table for a given
934 * legacy interrupt remapping via 128-bit IRTE.
966 /* For int remapping */
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| D | Kconfig | 18 remapping of DMA memory accesses from devices. With an AMD IOMMU you
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| /linux-6.8/drivers/accessibility/ |
| D | Kconfig | 10 remapping, etc.
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| /linux-6.8/arch/x86/kernel/ |
| D | amd_gart_64.c | 45 static unsigned long iommu_bus_base; /* GART remapping area (physical) */
46 static unsigned long iommu_size; /* size of remapping area bytes */
49 static u32 *iommu_gatt_base; /* Remapping table */
60 /* Allocation bitmap for the remapping area: */
769 * coherency across the GART remapping. The unmapping avoids in gart_iommu_init()
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| /linux-6.8/arch/mips/pci/ |
| D | pci-malta.c | 118 /* We don't support remapping with a discontiguous mask. */ in mips_pcibios_init()
135 /* We don't support remapping with a discontiguous mask. */ in mips_pcibios_init()
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