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[USBOHCI]

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- Set the power switching configuration into a known state when initializing the controller

svn path=/trunk/; revision=55740
This commit is contained in:
Cameron Gutman
2012-02-20 08:41:19 +00:00
parent 07f816a3f9
commit cb23c43428
1 changed files with 20 additions and 1 deletions
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reactos/drivers/usb/usbohci/hardware.cpp
+20 -1
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@@ -595,7 +595,26 @@ CUSBHardwareDevice::StartController(void)
//
// no over current protection
//
WRITE_REGISTER_ULONG((PULONG)((PUCHAR)m_Base + OHCI_RH_DESCRIPTOR_A_OFFSET), Descriptor | OHCI_RH_NO_OVER_CURRENT_PROTECTION);
Descriptor |= OHCI_RH_NO_OVER_CURRENT_PROTECTION;
//
// power switching on
//
Descriptor &= ~OHCI_RH_NO_POWER_SWITCHING;
//
// control each port power independently (disabled until it's supported correctly)
//
#if 0
Descriptor |= OHCI_RH_POWER_SWITCHING_MODE;
#else
Descriptor &= ~OHCI_RH_POWER_SWITCHING_MODE;
#endif
//
// write the configuration back
//
WRITE_REGISTER_ULONG((PULONG)((PUCHAR)m_Base + OHCI_RH_DESCRIPTOR_A_OFFSET), Descriptor);
//
// enable power on all ports