Lines Matching +full:re +full:- +full:routed
1 .. SPDX-License-Identifier: GPL-2.0
7 :Author: - Sean V Kelley <sean.v.kelley@linux.intel.com>
13 interrupt messages (Assert_INTx/Deassert_INTx). The integrated IO-APIC in a
15 MSI interrupts. If the IO-APIC is disabled (via the mask bits in the
16 IO-APIC table entries), the messages are routed to the legacy PCH. This
17 in-band interrupt mechanism was traditionally necessary for systems that
18 did not support the IO-APIC and for boot. Intel in the past has used the
20 protocol describes this in-band legacy wire-interrupt INTx mechanism for
21 I/O devices to signal PCI-style level interrupts. The subsequent paragraphs
29 When in-band legacy INTx messages are forwarded to the PCH, they in turn
38 CPU: 0 PID: 2988 Comm: irq/34-nipalk Tainted: 4.14.87-rt49-02410-g4a640ec-dirty #1
39 Hardware name: National Instruments NI PXIe-8880/NI PXIe-8880, BIOS 2.1.5f1 01/09/2020
64 this problem today. Threaded interrupts may not be re-enabled after the IRQ
79 Starting with ICX there are no longer any IO-APICs in the Core IO's
80 devices. IO-APIC is only in the PCH. Devices connected to the Core IO's
81 PCIe Root Ports will use native MSI/MSI-X mechanisms.
104 Intel® Quick Data DMA/PCI Express ports are not routed to legacy
105 PCH - they are either converted into MSI via the integrated IO-APIC
106 (if the IO-APIC mask bit is clear in the appropriate entries)
132 ------------------------------------------
134 - Intel® 6300ESB I/O Controller Hub (Document # 300641-004US)
136 https://www.intel.com/content/dam/doc/datasheet/6300esb-io-controller-hub-datasheet.pdf
138 - Intel® Xeon® Processor E5-1600/2400/2600/4600 v3 Product Families
139 Datasheet - Volume 2: Registers (Document # 330784-003)
141 …https://www.intel.com/content/dam/www/public/us/en/documents/datasheets/xeon-e5-v3-datasheet-vol-2…
144 ----------------------------
146 - Intel® 6700PXH 64-bit PCI Hub (Document # 302628)
148 https://www.intel.com/content/dam/doc/datasheet/6700pxh-64-bit-pci-hub-datasheet.pdf
157 .. [1] https://lore.kernel.org/r/12131949181903-git-send-email-sassmann@suse.de/
158 .. [2] https://lore.kernel.org/r/12131949182094-git-send-email-sassmann@suse.de/