/** @file\r
- This driver will report some MMIO/IO resources to dxe core, extract smbios and acpi \r
+ This driver will report some MMIO/IO resources to dxe core, extract smbios and acpi\r
tables from coreboot and install.\r
- \r
+\r
Copyright (c) 2014, Intel Corporation. All rights reserved.<BR>\r
This program and the accompanying materials\r
are licensed and made available under the terms and conditions of the BSD License\r
**/\r
#include "CbSupportDxe.h"\r
\r
-UINTN mPmCtrlReg = 0;\r
/**\r
Reserve MMIO/IO resource in GCD\r
\r
IN EFI_HANDLE ImageHandle\r
)\r
{\r
- EFI_STATUS Status;\r
+ EFI_STATUS Status;\r
\r
if (IsMMIO) {\r
Status = gDS->AddMemorySpace (\r
return Status;\r
}\r
\r
-/**\r
- Notification function of EVT_GROUP_READY_TO_BOOT event group.\r
-\r
- This is a notification function registered on EVT_GROUP_READY_TO_BOOT event group.\r
- When the Boot Manager is about to load and execute a boot option, it reclaims variable\r
- storage if free size is below the threshold.\r
-\r
- @param Event Event whose notification function is being invoked.\r
- @param Context Pointer to the notification function's context.\r
-\r
-**/\r
-VOID\r
-EFIAPI\r
-OnReadyToBoot (\r
- IN EFI_EVENT Event,\r
- IN VOID *Context\r
- )\r
-{ \r
- //\r
- // Enable SCI\r
- //\r
- IoOr16 (mPmCtrlReg, BIT0);\r
- \r
- DEBUG ((EFI_D_ERROR, "Enable SCI bit at 0x%lx before boot\n", (UINT64)mPmCtrlReg)); \r
-}\r
\r
/**\r
Main entry for the Coreboot Support DXE module.\r
- \r
+\r
@param[in] ImageHandle The firmware allocated handle for the EFI image.\r
@param[in] SystemTable A pointer to the EFI System Table.\r
- \r
+\r
@retval EFI_SUCCESS The entry point is executed successfully.\r
@retval other Some error occurs when executing this entry point.\r
\r
**/\r
EFI_STATUS\r
+EFIAPI\r
CbDxeEntryPoint (\r
IN EFI_HANDLE ImageHandle,\r
IN EFI_SYSTEM_TABLE *SystemTable\r
)\r
-{ \r
- EFI_STATUS Status;\r
- EFI_EVENT ReadyToBootEvent;\r
- EFI_HOB_GUID_TYPE *GuidHob;\r
- SYSTEM_TABLE_INFO *pSystemTableInfo;\r
- ACPI_BOARD_INFO *pAcpiBoardInfo;\r
- \r
- Status = EFI_SUCCESS;\r
- //\r
- // Report MMIO/IO Resources\r
- //\r
- Status = CbReserveResourceInGcd (TRUE, EfiGcdMemoryTypeMemoryMappedIo, 0xFEE00000, SIZE_1MB, 0, SystemTable); // LAPIC \r
- ASSERT_EFI_ERROR (Status);\r
- \r
- Status = CbReserveResourceInGcd (TRUE, EfiGcdMemoryTypeMemoryMappedIo, 0xFEC00000, SIZE_4KB, 0, SystemTable); // IOAPIC \r
- ASSERT_EFI_ERROR (Status);\r
- \r
- Status = CbReserveResourceInGcd (TRUE, EfiGcdMemoryTypeMemoryMappedIo, 0xFED00000, SIZE_1KB, 0, SystemTable); // HPET \r
- ASSERT_EFI_ERROR (Status);\r
- \r
- //\r
- // Find the system table information guid hob\r
- //\r
- GuidHob = GetFirstGuidHob (&gUefiSystemTableInfoGuid);\r
- ASSERT (GuidHob != NULL);\r
- pSystemTableInfo = (SYSTEM_TABLE_INFO *)GET_GUID_HOB_DATA (GuidHob);\r
- \r
- //\r
- // Install Acpi Table\r
- //\r
- if (pSystemTableInfo->AcpiTableBase != 0 && pSystemTableInfo->AcpiTableSize != 0) { \r
- DEBUG ((EFI_D_ERROR, "Install Acpi Table at 0x%lx, length 0x%x\n", pSystemTableInfo->AcpiTableBase, pSystemTableInfo->AcpiTableSize)); \r
- Status = gBS->InstallConfigurationTable (&gEfiAcpiTableGuid, (VOID *)(UINTN)pSystemTableInfo->AcpiTableBase);\r
- ASSERT_EFI_ERROR (Status);\r
- }\r
- \r
- //\r
- // Install Smbios Table\r
- //\r
- if (pSystemTableInfo->SmbiosTableBase != 0 && pSystemTableInfo->SmbiosTableSize != 0) { \r
- DEBUG ((EFI_D_ERROR, "Install Smbios Table at 0x%lx, length 0x%x\n", pSystemTableInfo->SmbiosTableBase, pSystemTableInfo->SmbiosTableSize)); \r
- Status = gBS->InstallConfigurationTable (&gEfiSmbiosTableGuid, (VOID *)(UINTN)pSystemTableInfo->SmbiosTableBase);\r
- ASSERT_EFI_ERROR (Status);\r
- }\r
- \r
- //\r
- // Find the acpi board information guid hob\r
- //\r
- GuidHob = GetFirstGuidHob (&gUefiAcpiBoardInfoGuid);\r
- ASSERT (GuidHob != NULL);\r
- pAcpiBoardInfo = (ACPI_BOARD_INFO *)GET_GUID_HOB_DATA (GuidHob); \r
- \r
- mPmCtrlReg = (UINTN)pAcpiBoardInfo->PmCtrlRegBase;\r
- DEBUG ((EFI_D_ERROR, "PmCtrlReg at 0x%lx\n", (UINT64)mPmCtrlReg)); \r
- \r
- //\r
- // Register callback on the ready to boot event \r
- // in order to enable SCI\r
- // \r
- ReadyToBootEvent = NULL;\r
- Status = EfiCreateEventReadyToBootEx (\r
- TPL_CALLBACK,\r
- OnReadyToBoot,\r
- NULL,\r
- &ReadyToBootEvent\r
- );\r
+{\r
+ EFI_STATUS Status;\r
+ EFI_HOB_GUID_TYPE *GuidHob;\r
+ SYSTEM_TABLE_INFO *pSystemTableInfo;\r
+ FRAME_BUFFER_INFO *FbInfo;\r
+\r
+ Status = EFI_SUCCESS;\r
+ //\r
+ // Report MMIO/IO Resources\r
+ //\r
+ Status = CbReserveResourceInGcd (TRUE, EfiGcdMemoryTypeMemoryMappedIo, 0xFEC00000, SIZE_4KB, 0, SystemTable); // IOAPIC\r
ASSERT_EFI_ERROR (Status);\r
- \r
+\r
+ Status = CbReserveResourceInGcd (TRUE, EfiGcdMemoryTypeMemoryMappedIo, 0xFED00000, SIZE_1KB, 0, SystemTable); // HPET\r
+ ASSERT_EFI_ERROR (Status);\r
+\r
+ //\r
+ // Find the system table information guid hob\r
+ //\r
+ GuidHob = GetFirstGuidHob (&gUefiSystemTableInfoGuid);\r
+ ASSERT (GuidHob != NULL);\r
+ pSystemTableInfo = (SYSTEM_TABLE_INFO *)GET_GUID_HOB_DATA (GuidHob);\r
+\r
+ //\r
+ // Install Acpi Table\r
+ //\r
+ if (pSystemTableInfo->AcpiTableBase != 0 && pSystemTableInfo->AcpiTableSize != 0) {\r
+ DEBUG ((EFI_D_ERROR, "Install Acpi Table at 0x%lx, length 0x%x\n", pSystemTableInfo->AcpiTableBase, pSystemTableInfo->AcpiTableSize));\r
+ Status = gBS->InstallConfigurationTable (&gEfiAcpiTableGuid, (VOID *)(UINTN)pSystemTableInfo->AcpiTableBase);\r
+ ASSERT_EFI_ERROR (Status);\r
+ }\r
+\r
+ //\r
+ // Install Smbios Table\r
+ //\r
+ if (pSystemTableInfo->SmbiosTableBase != 0 && pSystemTableInfo->SmbiosTableSize != 0) {\r
+ DEBUG ((EFI_D_ERROR, "Install Smbios Table at 0x%lx, length 0x%x\n", pSystemTableInfo->SmbiosTableBase, pSystemTableInfo->SmbiosTableSize));\r
+ Status = gBS->InstallConfigurationTable (&gEfiSmbiosTableGuid, (VOID *)(UINTN)pSystemTableInfo->SmbiosTableBase);\r
+ ASSERT_EFI_ERROR (Status);\r
+ }\r
+\r
+ //\r
+ // Find the frame buffer information and update PCDs\r
+ //\r
+ GuidHob = GetFirstGuidHob (&gUefiFrameBufferInfoGuid);\r
+ if (GuidHob != NULL) {\r
+ FbInfo = (FRAME_BUFFER_INFO *)GET_GUID_HOB_DATA (GuidHob);\r
+ Status = PcdSet32S (PcdVideoHorizontalResolution, FbInfo->HorizontalResolution);\r
+ ASSERT_EFI_ERROR (Status);\r
+ Status = PcdSet32S (PcdVideoVerticalResolution, FbInfo->VerticalResolution);\r
+ ASSERT_EFI_ERROR (Status);\r
+ Status = PcdSet32S (PcdSetupVideoHorizontalResolution, FbInfo->HorizontalResolution);\r
+ ASSERT_EFI_ERROR (Status);\r
+ Status = PcdSet32S (PcdSetupVideoVerticalResolution, FbInfo->VerticalResolution);\r
+ ASSERT_EFI_ERROR (Status);\r
+ }\r
+\r
return EFI_SUCCESS;\r
}\r
\r