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[USB-BRINGUP-TRUNK]

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- Compute the frame interval correctly
- Fixes a deadlock on real hardware after enabling interrupts

svn path=/branches/usb-bringup-trunk/; revision=55094
This commit is contained in:
Cameron Gutman 2012-01-23 10:10:51 +00:00
parent 1cdf0e1d0d
commit 437353f8cd
1 changed files with 1 additions and 0 deletions
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1
drivers/usb/usbohci/hardware.cpp
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@ -551,6 +551,7 @@ CUSBHardwareDevice::StartController(void)
// get frame interval
//
FrameInterval = READ_REGISTER_ULONG((PULONG)((PUCHAR)m_Base + OHCI_FRAME_INTERVAL_OFFSET));
FrameInterval = ((FrameInterval & OHCI_FRAME_INTERVAL_TOGGLE) ^ OHCI_FRAME_INTERVAL_TOGGLE);
DPRINT1("FrameInterval %x IntervalValue %x\n", FrameInterval, m_IntervalValue);
FrameInterval |= OHCI_FSMPS(m_IntervalValue) | m_IntervalValue;
DPRINT1("FrameInterval %x\n", FrameInterval);