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Diffstat (limited to 'ReferenceCode/Chipset/LynxPoint/PchInit/Pei/PchUsbInit.c')
-rw-r--r--ReferenceCode/Chipset/LynxPoint/PchInit/Pei/PchUsbInit.c198
1 files changed, 198 insertions, 0 deletions
diff --git a/ReferenceCode/Chipset/LynxPoint/PchInit/Pei/PchUsbInit.c b/ReferenceCode/Chipset/LynxPoint/PchInit/Pei/PchUsbInit.c
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index 0000000..44381fc
--- /dev/null
+++ b/ReferenceCode/Chipset/LynxPoint/PchInit/Pei/PchUsbInit.c
@@ -0,0 +1,198 @@
+/** @file
+ Initializes PCH USB Controllers.
+
+@copyright
+ Copyright (c) 2009 - 2013 Intel Corporation. All rights reserved
+ This software and associated documentation (if any) is furnished
+ under a license and may only be used or copied in accordance
+ with the terms of the license. Except as permitted by such
+ license, no part of this software or documentation may be
+ reproduced, stored in a retrieval system, or transmitted in any
+ form or by any means without the express written consent of
+ Intel Corporation.
+
+ This file contains an 'Intel Peripheral Driver' and uniquely
+ identified as "Intel Reference Module" and is
+ licensed for Intel CPUs and chipsets under the terms of your
+ license agreement with Intel or your vendor. This file may
+ be modified by the user, subject to additional terms of the
+ license agreement
+
+**/
+#include "PchInitPeim.h"
+
+/**
+ The function performing USB init in PEI phase. This could be used by USB recovery
+ or debug features that need USB initialization during PEI phase.
+ Note: Before executing this function, please be sure that PCH_INIT_PPI.Initialize
+ has been done and PchUsbPolicyPpi has been installed.
+
+ @param[in] PeiServices General purpose services available to every PEIM
+
+ @retval EFI_SUCCESS The function completed successfully
+ @retval Others All other error conditions encountered result in an ASSERT.
+**/
+EFI_STATUS
+EFIAPI
+PchUsbInit (
+ IN EFI_PEI_SERVICES **PeiServices
+ )
+{
+ EFI_STATUS Status;
+ PCH_USB_POLICY_PPI *PchUsbPolicyPpi;
+
+ DEBUG ((EFI_D_INFO, "PchUsbInit() - Start\n"));
+
+ ///
+ /// Get PchUsbPolicy PPI for PCH_USB_CONFIG
+ ///
+ Status = (**PeiServices).LocatePpi (
+ PeiServices,
+ &gPchUsbPolicyPpiGuid,
+ 0,
+ NULL,
+ (VOID **)&PchUsbPolicyPpi
+ );
+
+ if (Status == EFI_SUCCESS) {
+#ifdef EFI_DEBUG
+ DEBUG ((EFI_D_INFO, "\n------------------------ PchUsbPolicyPpi Dump Begin -----------------\n"));
+ DEBUG ((EFI_D_INFO, "Revision : 0x%x\n", PchUsbPolicyPpi->Revision));
+ DEBUG ((EFI_D_INFO, "Mode : 0x%x\n", PchUsbPolicyPpi->Mode));
+ DEBUG ((EFI_D_INFO, "EhciMemBaseAddr : 0x%x\n", PchUsbPolicyPpi->EhciMemBaseAddr));
+ DEBUG ((EFI_D_INFO, "EhciMemLength : 0x%x\n", PchUsbPolicyPpi->EhciMemLength));
+ DEBUG ((EFI_D_INFO, "XhciMemBaseAddr : 0x%x\n", PchUsbPolicyPpi->XhciMemBaseAddr));
+#endif
+ Status = PchStartUsbInit (
+ PchUsbPolicyPpi->UsbConfig,
+ (UINT32) PchUsbPolicyPpi->EhciMemBaseAddr,
+ (UINT32) PchUsbPolicyPpi->XhciMemBaseAddr,
+ PchUsbPolicyPpi->Revision
+ );
+#ifdef EFI_DEBUG
+ DEBUG ((EFI_D_INFO, "\n"));
+ DEBUG ((EFI_D_INFO, "\n------------------------ PchUsbPolicyPpi Dump End -----------------\n"));
+#endif
+ }
+ DEBUG ((EFI_D_INFO, "PchUsbInit() - End\n"));
+ return Status;
+}
+
+/**
+ The function performing USB init in PEI phase. This could be
+ used by USB recovery ,debug features or usb precondition
+ enabled case that need USB initialization during PEI phase.
+ Please be sure the function should not be executed in if the
+ boot mode is S3 resume.
+
+ @param[in] UsbConfig Pointer to a PCH_USB_CONFIG that provides the platform setting
+ @param[in] EhciMemBaseAddr Predefined Ehci memory base address for Ehci hc configuration
+ @param[in] XhciMemBaseAddr Predefined Xhci memory base address for Xhci hc configuration
+ @param[in] Revision Revision of PCH_USB_CONFIG
+
+ @retval EFI_SUCCESS The function completed successfully
+ @retval Others All other error conditions encountered result in an ASSERT
+**/
+EFI_STATUS
+PchStartUsbInit (
+ IN PCH_USB_CONFIG *UsbConfig,
+ IN UINT32 EhciMemBaseAddr,
+ IN UINT32 XhciMemBaseAddr,
+ IN UINT8 Revision
+ )
+{
+ EFI_STATUS Status;
+ UINT32 RootComplexBar;
+ UINT32 FuncDisableReg;
+#ifdef EFI_DEBUG
+ UINT8 i;
+#endif
+
+ DEBUG ((EFI_D_INFO, "PchStartUsbInit() - Start\n"));
+ Status = EFI_INVALID_PARAMETER;
+ if (UsbConfig != NULL) {
+#ifdef EFI_DEBUG
+ DEBUG ((EFI_D_INFO, "Revision : 0x%x\n", Revision));
+ DEBUG ((EFI_D_INFO, "EhciMemBaseAddr : 0x%x\n", EhciMemBaseAddr));
+ DEBUG ((EFI_D_INFO, "XhciMemBaseAddr : 0x%x\n", XhciMemBaseAddr));
+
+ DEBUG ((EFI_D_INFO, "\n"));
+ DEBUG ((EFI_D_INFO, "------------------------ PCH_USB_CONFIG Dump Start -----------------\n"));
+ DEBUG ((EFI_D_INFO, " PCH_USB_CONFIG UsbPerPortCtl= %x\n", UsbConfig->UsbPerPortCtl));
+ DEBUG ((EFI_D_INFO, " PCH_USB_CONFIG Ehci1Usbr= %x\n", UsbConfig->Ehci1Usbr));
+ DEBUG ((EFI_D_INFO, " PCH_USB_CONFIG Ehci2Usbr= %x\n", UsbConfig->Ehci2Usbr));
+ for (i = 0; i < GetPchUsbMaxPhysicalPortNum (); i++) {
+ DEBUG ((EFI_D_INFO, " PCH_USB_CONFIG PortSettings[%d] Enabled= %x\n", i, UsbConfig->PortSettings[i].Enable));
+ DEBUG ((EFI_D_INFO, " PCH_USB_CONFIG PortSettings[%d] Location = %x\n", i, UsbConfig->PortSettings[i].Location));
+ }
+
+ for (i = 0; i < GetPchXhciMaxUsb3PortNum (); i++) {
+ DEBUG ((EFI_D_INFO, " PCH_USB_CONFIG Port30Settings[%d] Enabled= %x\n", i, UsbConfig->Port30Settings[i].Enable));
+ }
+
+ for (i = 0; i < GetPchEhciMaxControllerNum (); i++) {
+ DEBUG ((EFI_D_INFO, " PCH_USB_CONFIG Usb20Settings[%d] Enabled= %x\n", i, UsbConfig->Usb20Settings[i].Enable));
+ }
+
+ DEBUG ((EFI_D_INFO, " PCH_USB_CONFIG Usb30Settings.Mode= %x\n", UsbConfig->Usb30Settings.Mode));
+ DEBUG ((EFI_D_INFO, " PCH_USB_CONFIG Usb30Settings.PreBootSupport= %x\n", UsbConfig->Usb30Settings.PreBootSupport));
+ DEBUG ((EFI_D_INFO, " XhciStreams is obsoleted, it doesn't effect any setting change since Revision 2.\n"));
+ DEBUG ((EFI_D_INFO, " PCH_USB_CONFIG Usb30Settings.ManualMode= %x\n", UsbConfig->Usb30Settings.ManualMode));
+ DEBUG ((EFI_D_INFO, " PCH_USB_CONFIG Usb30Settings.XhciIdleL1= %x\n", UsbConfig->Usb30Settings.XhciIdleL1));
+
+ for (i = 0; i < GetPchUsbMaxPhysicalPortNum (); i++) {
+ if (UsbConfig->Usb30Settings.ManualModeUsb20PerPinRoute[i] == 0) {
+ DEBUG ((EFI_D_INFO, " PCH_USB_CONFIG Usb30Settings.ManualModeUsb20PerPinRoute[%d]= EHCI\n", i));
+ } else {
+ DEBUG ((EFI_D_INFO, " PCH_USB_CONFIG Usb30Settings.ManualModeUsb20PerPinRoute[%d]= XHCI\n", i));
+ }
+ }
+
+ for (i = 0; i < GetPchXhciMaxUsb3PortNum (); i++) {
+ DEBUG ((EFI_D_INFO,
+ "PCH_USB_CONFIG Usb30Settings.ManualModeUsb30PerPinEnable[%d]= %x\n",
+ i,
+ UsbConfig->Usb30Settings.ManualModeUsb30PerPinEnable[i]));
+ }
+
+ for (i = 0; i < GetPchUsbMaxPhysicalPortNum (); i++) {
+ DEBUG ((EFI_D_INFO, " PCH_USB_CONFIG Usb20OverCurrentPins[%d]= OC%x\n", i, UsbConfig->Usb20OverCurrentPins[i]));
+ }
+
+ for (i = 0; i < GetPchXhciMaxUsb3PortNum (); i++) {
+ DEBUG ((EFI_D_INFO, " PCH_USB_CONFIG Usb30OverCurrentPins[%d]= OC%x\n", i, UsbConfig->Usb30OverCurrentPins[i]));
+ }
+
+ for (i = 0; i < GetPchEhciMaxUsbPortNum (); i++) {
+ DEBUG ((EFI_D_INFO, " PCH_USB_CONFIG Usb20PortLength[%d]= %x.%0x\n", i, UsbConfig->PortSettings[i].Usb20PortLength >> 4, UsbConfig->PortSettings[i].Usb20PortLength & 0xF));
+ }
+ DEBUG ((EFI_D_INFO, "\n"));
+ DEBUG ((EFI_D_INFO, "\n------------------------ PCH_USB_CONFIG Dump End -----------------\n"));
+#endif
+ RootComplexBar = PCH_RCRB_BASE;
+ FuncDisableReg = MmioRead32 (RootComplexBar + R_PCH_RCRB_FUNC_DIS);
+
+ Status = CommonUsbInit (
+ UsbConfig,
+ (UINT32) EhciMemBaseAddr,
+ (UINT32) XhciMemBaseAddr,
+ 0,
+ RootComplexBar,
+ &FuncDisableReg,
+ Revision
+ );
+
+ ASSERT_EFI_ERROR (Status);
+
+ MmioWrite32 ((UINTN) (RootComplexBar + R_PCH_RCRB_FUNC_DIS), (UINT32) (FuncDisableReg));
+ //
+ // Reads back for posted write to take effect
+ //
+ MmioRead32 ((UINTN) (RootComplexBar + R_PCH_RCRB_FUNC_DIS));
+ }
+
+ DEBUG ((EFI_D_INFO, "PchStartUsbInit() - End\n"));
+
+ return Status;
+
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-02 08:37:38 +0000