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2 dayskernel: xhci: Add xhci_stop_hc() to stop the xHCIan Moffett
Implement a new xhci_stop_hc() an call it before we perform a reset. We cannot be certain that the firmware (e.g., UEFI, BIOS) took the care to stop the xHCI before passing control over to us. Signed-off-by: Ian Moffett <ian@osmora.org>
2 dayskernel: xhci: Fake success if already runningIan Moffett
Do not return an error in xhci_start_hc() if it is already running as it complicates things. Signed-off-by: Ian Moffett <ian@osmora.org>
2 dayskernel: xhci: Log reset timeoutsIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2 dayskernel: xhci: Fix zeroing of NULL pageIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2 dayskernel: xhci: Do not offset segment table baseIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2 dayskernel: xhci: Fix off-by-one bugIan Moffett
The DCBAA has indexing that starts at zero so 1 must be added to make it correct. Signed-off-by: Ian Moffett <ian@osmora.org>
2025-07-03kernel: driver: Assign names to all driversIan Moffett
Assign a name to each driver through the DRIVER_EXPORT() or DRIVER_DEFER() macros. This can be used for blacklisting driver startups. Signed-off-by: Ian Moffett <ian@osmora.org>
2025-06-06kernel: xhci: Allocate n bytes for scratchpadIan Moffett
Allocate in bytes rather than pages to keep things simple and fix broken logic. Signed-off-by: Ian Moffett <ian@osmora.org>
2025-06-04kernel: xhci: Fix scratchpad page countIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2025-06-01kernel: xhci: Ensure of PCI bus mastering and MMIOIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2025-05-21kernel: xhci: Add runtime register offset definesIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2025-05-21kernel: xhci: Remove unused includeIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2025-05-19kernel/amd64: Deprecate intr_alloc_vector()Ian Moffett
Replace intr_alloc_vector() with a cleaner and more machine independent intr_register() Signed-off-by: Ian Moffett <ian@osmora.org>
2025-05-05kernel: xhci: Workaround Dell USBLEGSUP quirkIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2025-02-21kernel: Update kernel log styleIan Moffett
Kernel logs must now all be lowercase for consistency. A new style called Peripheral Description Notation (PDN) has also been introduced to describe devices. Signed-off-by: Ian Moffett <ian@osmora.org>
2025-02-16project: Update copyright date to 2025Ian Moffett
Was supposed to happen on Jan 1, sorry! Happy late new year! Signed-off-by: Ian Moffett <ian@osmora.org>
2025-01-08kernel: xhci: Add xHC interrupt managementIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2025-01-08kernel: xhci: Ensure command ring is zeroedIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2025-01-08kernel: xhci: Fixup naming and enable interrupterIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-12-20kernel: xhci: Add initial xhci/usb3 driver implIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-06-24Clean out for exptIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-05-26kernel: Fixup logging to work with syslog changesIan Moffett
This commit removes the KINFO(), KERR(), ... macros Signed-off-by: Ian Moffett <ian@osmora.org>
2024-04-05kernel: xhci: Remove unused functionsIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-04-05kernel: xhci: Add xhci_init_evring()Ian Moffett
Add event ring init routine Signed-off-by: Ian Moffett <ian@osmora.org>
2024-04-04kernel: xhci: Fix scratchpad buffer codeIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-04-04kernel: xhci: Improve documentationIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-04-04kernel: xhci: Add link TRB at end of cmd ringIan Moffett
Make the command ring circular by pointing the xHC to the start once it reaches the end. Signed-off-by: Ian Moffett <ian@osmora.org>
2024-04-03kernel: usb: Fix command ring TRB handlingIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-04-03kernel: xhci: Fix cycle bit handlingIan Moffett
Set cycle bit initially to 1, invert cycle bit after submitting command to command ring. Signed-off-by: Ian Moffett <industrial.reformer@gmail.com>
2024-04-03kernel: xhci: Remove redundant commentIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-04-03kernel: usb: Refactor xhci_init_hc()Ian Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-04-03kernel: usb: Add initial xHCI driver codeIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
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