From cf7bfde63fca0d904447a82186018ca5cc6498c6 Mon Sep 17 00:00:00 2001 From: Ian Moffett Date: Wed, 3 Apr 2024 20:09:19 -0400 Subject: kernel: usb: Fix command ring TRB handling Signed-off-by: Ian Moffett --- sys/include/dev/usb/xhcivar.h | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) (limited to 'sys/include/dev/usb') diff --git a/sys/include/dev/usb/xhcivar.h b/sys/include/dev/usb/xhcivar.h index 2667e2c..06ed3ee 100644 --- a/sys/include/dev/usb/xhcivar.h +++ b/sys/include/dev/usb/xhcivar.h @@ -57,6 +57,12 @@ struct xhci_nop_trb { struct xhci_trb { union { struct xhci_nop_trb nop; + struct { + uint32_t dword0; + uint32_t dword1; + uint32_t dword2; + uint32_t dword3; + }; }; }; @@ -92,10 +98,11 @@ struct xhci_hc { size_t protocnt; uintptr_t *dcbaap; uint8_t cycle : 1; - uint16_t cmd_ptr; /* Command ring enqueue ptr */ + uint16_t cmd_ptr; /* Command ring index */ + uint16_t cmd_count; /* Command ring entry count */ + uint32_t *cmd_ring; struct xhci_opregs *opregs; struct xhci_proto protos[XHCI_MAX_PROTOS]; - struct xhci_trb *cmd_ring; struct xhci_evring_segment *evring_seg; }; -- cgit v1.2.3