diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f12/Proc/Fch/Usb/XhciEnv.c')
-rwxr-xr-x | src/vendorcode/amd/agesa/f12/Proc/Fch/Usb/XhciEnv.c | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f12/Proc/Fch/Usb/XhciEnv.c b/src/vendorcode/amd/agesa/f12/Proc/Fch/Usb/XhciEnv.c new file mode 100755 index 0000000000..067f16012c --- /dev/null +++ b/src/vendorcode/amd/agesa/f12/Proc/Fch/Usb/XhciEnv.c @@ -0,0 +1,126 @@ +/* $NoKeywords:$ */ +/** + * @file + * + * Config Fch USB3 controller + * + * Init USB3 features. + * + * @xrefitem bom "File Content Label" "Release Content" + * @e project: AGESA + * @e sub-project: FCH + * @e \$Revision: 47163 $ @e \$Date: 2011-02-16 07:23:13 +0800 (Wed, 16 Feb 2011) $ + * + */ +/*;******************************************************************************** +; +* Copyright (c) 2011, Advanced Micro Devices, Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of Advanced Micro Devices, Inc. nor the names of + * its contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL ADVANCED MICRO DEVICES, INC. BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +;*********************************************************************************/ +#include "FchPlatform.h" +#include "Filecode.h" +#define FILECODE PROC_FCH_USB_XHCIENV_FILECODE + +extern VOID FchXhciInitBeforePciInit (IN FCH_DATA_BLOCK* FchDataPtr); +extern VOID FchXhciInitIndirectReg (IN AMD_CONFIG_PARAMS *StdHeader); + +// +// Declaration of local functions +// +VOID XhciInitBeforePciInit (IN FCH_DATA_BLOCK* FchDataPtr); +VOID XhciInitIndirectReg (IN AMD_CONFIG_PARAMS *StdHeader); + +/** + * FchInitEnvUsbXhci - Config XHCI controller before PCI + * emulation + * + * + * + * @param[in] FchDataPtr Fch configuration structure pointer. + * + */ +VOID +FchInitEnvUsbXhci ( + IN VOID *FchDataPtr + ) +{ + UINT8 XhciEfuse; + FCH_DATA_BLOCK *LocalCfgPtr; + AMD_CONFIG_PARAMS *StdHeader; + + LocalCfgPtr = (FCH_DATA_BLOCK *)FchDataPtr; + StdHeader = LocalCfgPtr->StdHeader; + + if ( LocalCfgPtr->Usb.Xhci1Enable == TRUE ) { + if ( LocalCfgPtr->Misc.S3Resume == 0 ) { + XhciInitBeforePciInit (LocalCfgPtr); + } else { + XhciInitIndirectReg (StdHeader); + } + } else { + // + // for power saving. + // + // add Efuse checking for Xhci enable/disable + XhciEfuse = XHCI_EFUSE_LOCATION; + GetEfuseStatus (&XhciEfuse, StdHeader); + if ((XhciEfuse & (BIT0 + BIT1)) != (BIT0 + BIT1)) { + RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG00, AccessWidth32, 0xF0FFFBFF, 0x0); + } + } +} + +/** + * XhciInitIndirectReg - Config XHCI Indirect Registers + * + * + * + * @param[in] StdHeader AMD Standard Header + * + */ +VOID +XhciInitIndirectReg ( + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + FchXhciInitIndirectReg (StdHeader); +} + +/** + * XhciInitBeforePciInit - Config XHCI controller before PCI + * emulation + * + * + * + * @param[in] FchDataPtr Fch configuration structure pointer. + * + */ +VOID +XhciInitBeforePciInit ( + IN FCH_DATA_BLOCK *FchDataPtr + ) +{ + FchXhciInitBeforePciInit ( FchDataPtr ); +} |