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audk/Vlv2TbltDevicePkg/PlatformInitPei/MemoryCallback.c

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/** @file
Copyright (c) 2004 - 2014, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials are licensed and made available under
the terms and conditions of the BSD License that accompanies this distribution.
The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php.
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name:
MemoryCallback.c
Abstract:
EFI 2.0 PEIM to provide the platform support functionality on the Bridgeport.
--*/
#include "PlatformEarlyInit.h"
VOID
UpdateDefaultSetupValue (
IN EFI_PLATFORM_INFO_HOB *PlatformInfo
)
{
return;
}
/**
PEI termination callback.
@param PeiServices General purpose services available to every PEIM.
@param NotifyDescriptor Not uesed.
@param Ppi Not uesed.
@retval EFI_SUCCESS If the interface could be successfully
installed.
**/
EFI_STATUS
EFIAPI
EndOfPeiPpiNotifyCallback (
IN CONST EFI_PEI_SERVICES **PeiServices,
IN EFI_PEI_NOTIFY_DESCRIPTOR *NotifyDescriptor,
IN VOID *Ppi
)
{
EFI_STATUS Status;
UINT64 MemoryTop;
UINT64 LowUncableBase;
EFI_PLATFORM_INFO_HOB *PlatformInfo;
UINT32 HecBaseHigh;
EFI_BOOT_MODE BootMode;
EFI_PEI_HOB_POINTERS Hob;
Status = (*PeiServices)->GetBootMode(
PeiServices,
&BootMode
);
ASSERT_EFI_ERROR (Status);
//
// Set the some PCI and chipset range as UC
// And align to 1M at leaset
//
Hob.Raw = GetFirstGuidHob (&gEfiPlatformInfoGuid);
ASSERT (Hob.Raw != NULL);
PlatformInfo = GET_GUID_HOB_DATA(Hob.Raw);
UpdateDefaultSetupValue (PlatformInfo);
DEBUG ((EFI_D_ERROR, "Memory TOLM: %X\n", PlatformInfo->MemData.MemTolm));
DEBUG ((EFI_D_ERROR, "PCIE OSBASE: %lX\n", PlatformInfo->PciData.PciExpressBase));
DEBUG (
(EFI_D_ERROR,
"PCIE BASE: %lX Size : %X\n",
PlatformInfo->PciData.PciExpressBase,
PlatformInfo->PciData.PciExpressSize)
);
DEBUG (
(EFI_D_ERROR,
"PCI32 BASE: %X Limit: %X\n",
PlatformInfo->PciData.PciResourceMem32Base,
PlatformInfo->PciData.PciResourceMem32Limit)
);
DEBUG (
(EFI_D_ERROR,
"PCI64 BASE: %lX Limit: %lX\n",
PlatformInfo->PciData.PciResourceMem64Base,
PlatformInfo->PciData.PciResourceMem64Limit)
);
DEBUG ((EFI_D_ERROR, "UC START: %lX End : %lX\n", PlatformInfo->MemData.MemMir0, PlatformInfo->MemData.MemMir1));
LowUncableBase = PlatformInfo->MemData.MemMaxTolm;
LowUncableBase &= (0x0FFF00000);
MemoryTop = (0x100000000);
if (BootMode != BOOT_ON_S3_RESUME) {
//
// In BIOS, HECBASE will be always below 4GB
//
HecBaseHigh = (UINT32) RShiftU64 (PlatformInfo->PciData.PciExpressBase, 28);
ASSERT (HecBaseHigh < 16);
}
return Status;
}
/**
Install Firmware Volume Hob's once there is main memory
@param PeiServices General purpose services available to every PEIM.
@param NotifyDescriptor Notify that this module published.
@param Ppi PPI that was installed.
@retval EFI_SUCCESS The function completed successfully.
**/
EFI_STATUS
EFIAPI
MemoryDiscoveredPpiNotifyCallback (
IN CONST EFI_PEI_SERVICES **PeiServices,
IN EFI_PEI_NOTIFY_DESCRIPTOR *NotifyDescriptor,
IN VOID *Ppi
)
{
EFI_STATUS Status;
EFI_BOOT_MODE BootMode;
EFI_CPUID_REGISTER FeatureInfo;
UINT8 CpuAddressWidth;
UINT16 Pm1Cnt;
EFI_PEI_HOB_POINTERS Hob;
EFI_PLATFORM_INFO_HOB *PlatformInfo;
UINT32 RootComplexBar;
UINT32 PmcBase;
UINT32 IoBase;
UINT32 IlbBase;
UINT32 SpiBase;
UINT32 MphyBase;
//
// Get Platform Info HOB
//
Hob.Raw = GetFirstGuidHob (&gEfiPlatformInfoGuid);
ASSERT (Hob.Raw != NULL);
PlatformInfo = GET_GUID_HOB_DATA(Hob.Raw);
Status = (*PeiServices)->GetBootMode (PeiServices, &BootMode);
//
// Check if user wants to turn off in PEI phase
//
if ((BootMode != BOOT_ON_S3_RESUME) && (BootMode != BOOT_ON_FLASH_UPDATE)) {
CheckPowerOffNow();
} else {
Pm1Cnt = IoRead16 (ACPI_BASE_ADDRESS + R_PCH_ACPI_PM1_CNT);
Pm1Cnt &= ~B_PCH_ACPI_PM1_CNT_SLP_TYP;
IoWrite16 (ACPI_BASE_ADDRESS + R_PCH_ACPI_PM1_CNT, Pm1Cnt);
}
#ifndef MINNOW2_FSP_BUILD
//
// Set PEI cache mode here
//
SetPeiCacheMode (PeiServices);
#endif
//
// Pulish memory tyoe info
//
PublishMemoryTypeInfo ();
//
// Work done if on a S3 resume
//
if (BootMode == BOOT_ON_S3_RESUME) {
//
//Program the side band packet register to send a sideband message to Punit
//To indicate that DRAM has been initialized and PUNIT FW base address in memory.
//
return EFI_SUCCESS;
}
RootComplexBar = MmPci32( 0, DEFAULT_PCI_BUS_NUMBER_PCH, PCI_DEVICE_NUMBER_PCH_LPC, 0, R_PCH_LPC_RCBA ) & B_PCH_LPC_RCBA_BAR;
BuildResourceDescriptorHob (
EFI_RESOURCE_MEMORY_MAPPED_IO,
(EFI_RESOURCE_ATTRIBUTE_PRESENT | EFI_RESOURCE_ATTRIBUTE_INITIALIZED | EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE),
RootComplexBar,
0x1000
);
DEBUG ((EFI_D_INFO, "RootComplexBar : 0x%x\n", RootComplexBar));
PmcBase = MmPci32( 0, DEFAULT_PCI_BUS_NUMBER_PCH, PCI_DEVICE_NUMBER_PCH_LPC, 0, R_PCH_LPC_PMC_BASE ) & B_PCH_LPC_PMC_BASE_BAR;
BuildResourceDescriptorHob (
EFI_RESOURCE_MEMORY_MAPPED_IO,
(EFI_RESOURCE_ATTRIBUTE_PRESENT | EFI_RESOURCE_ATTRIBUTE_INITIALIZED | EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE),
PmcBase,
0x1000
);
DEBUG ((EFI_D_INFO, "PmcBase : 0x%x\n", PmcBase));
IoBase = MmPci32( 0, DEFAULT_PCI_BUS_NUMBER_PCH, PCI_DEVICE_NUMBER_PCH_LPC, 0, R_PCH_LPC_IO_BASE ) & B_PCH_LPC_IO_BASE_BAR;
BuildResourceDescriptorHob (
EFI_RESOURCE_MEMORY_MAPPED_IO,
(EFI_RESOURCE_ATTRIBUTE_PRESENT | EFI_RESOURCE_ATTRIBUTE_INITIALIZED | EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE),
IoBase,
0x4000
);
DEBUG ((EFI_D_INFO, "IoBase : 0x%x\n", IoBase));
IlbBase = MmPci32( 0, DEFAULT_PCI_BUS_NUMBER_PCH, PCI_DEVICE_NUMBER_PCH_LPC, 0, R_PCH_LPC_ILB_BASE ) & B_PCH_LPC_ILB_BASE_BAR;
BuildResourceDescriptorHob (
EFI_RESOURCE_MEMORY_MAPPED_IO,
(EFI_RESOURCE_ATTRIBUTE_PRESENT | EFI_RESOURCE_ATTRIBUTE_INITIALIZED | EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE),
IlbBase,
0x1000
);
DEBUG ((EFI_D_INFO, "IlbBase : 0x%x\n", IlbBase));
SpiBase = MmPci32( 0, DEFAULT_PCI_BUS_NUMBER_PCH, PCI_DEVICE_NUMBER_PCH_LPC, 0, R_PCH_LPC_SPI_BASE ) & B_PCH_LPC_SPI_BASE_BAR;
BuildResourceDescriptorHob (
EFI_RESOURCE_MEMORY_MAPPED_IO,
(EFI_RESOURCE_ATTRIBUTE_PRESENT | EFI_RESOURCE_ATTRIBUTE_INITIALIZED | EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE),
SpiBase,
0x1000
);
DEBUG ((EFI_D_INFO, "SpiBase : 0x%x\n", SpiBase));
MphyBase = MmPci32( 0, DEFAULT_PCI_BUS_NUMBER_PCH, PCI_DEVICE_NUMBER_PCH_LPC, 0, R_PCH_LPC_MPHY_BASE ) & B_PCH_LPC_MPHY_BASE_BAR;
BuildResourceDescriptorHob (
EFI_RESOURCE_MEMORY_MAPPED_IO,
(EFI_RESOURCE_ATTRIBUTE_PRESENT | EFI_RESOURCE_ATTRIBUTE_INITIALIZED | EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE),
MphyBase,
0x100000
);
DEBUG ((EFI_D_INFO, "MphyBase : 0x%x\n", MphyBase));
//
// Local APIC
//
BuildResourceDescriptorHob (
EFI_RESOURCE_MEMORY_MAPPED_IO,
(EFI_RESOURCE_ATTRIBUTE_PRESENT | EFI_RESOURCE_ATTRIBUTE_INITIALIZED | EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE),
LOCAL_APIC_ADDRESS,
0x1000
);
DEBUG ((EFI_D_INFO, "LOCAL_APIC_ADDRESS : 0x%x\n", LOCAL_APIC_ADDRESS));
//
// IO APIC
//
BuildResourceDescriptorHob (
EFI_RESOURCE_MEMORY_MAPPED_IO,
(EFI_RESOURCE_ATTRIBUTE_PRESENT | EFI_RESOURCE_ATTRIBUTE_INITIALIZED | EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE),
IO_APIC_ADDRESS,
0x1000
);
DEBUG ((EFI_D_INFO, "IO_APIC_ADDRESS : 0x%x\n", IO_APIC_ADDRESS));
//
// Adding the PCIE Express area to the E820 memory table as type 2 memory.
//
BuildResourceDescriptorHob (
EFI_RESOURCE_MEMORY_MAPPED_IO,
(EFI_RESOURCE_ATTRIBUTE_PRESENT | EFI_RESOURCE_ATTRIBUTE_INITIALIZED | EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE),
PlatformInfo->PciData.PciExpressBase,
PlatformInfo->PciData.PciExpressSize
);
DEBUG ((EFI_D_INFO, "PciExpressBase : 0x%x\n", PlatformInfo->PciData.PciExpressBase));
//
// Adding the Flashpart to the E820 memory table as type 2 memory.
//
BuildResourceDescriptorHob (
EFI_RESOURCE_FIRMWARE_DEVICE,
(EFI_RESOURCE_ATTRIBUTE_PRESENT | EFI_RESOURCE_ATTRIBUTE_INITIALIZED | EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE),
FixedPcdGet32 (PcdFlashAreaBaseAddress),
FixedPcdGet32 (PcdFlashAreaSize)
);
DEBUG ((EFI_D_INFO, "FLASH_BASE_ADDRESS : 0x%x\n", FixedPcdGet32 (PcdFlashAreaBaseAddress)));
//
// Create a CPU hand-off information
//
CpuAddressWidth = 32;
AsmCpuid (EFI_CPUID_EXTENDED_FUNCTION, &FeatureInfo.RegEax, &FeatureInfo.RegEbx, &FeatureInfo.RegEcx, &FeatureInfo.RegEdx);
if (FeatureInfo.RegEax >= EFI_CPUID_VIRT_PHYS_ADDRESS_SIZE) {
AsmCpuid (EFI_CPUID_VIRT_PHYS_ADDRESS_SIZE, &FeatureInfo.RegEax, &FeatureInfo.RegEbx, &FeatureInfo.RegEcx, &FeatureInfo.RegEdx);
CpuAddressWidth = (UINT8) (FeatureInfo.RegEax & 0xFF);
}
BuildCpuHob(CpuAddressWidth, 16);
ASSERT_EFI_ERROR (Status);
return Status;
}
EFI_STATUS
ValidateFvHeader (
IN EFI_FIRMWARE_VOLUME_HEADER *FwVolHeader
)
{
UINT16 *Ptr;
UINT16 HeaderLength;
UINT16 Checksum;
//
// Verify the header revision, header signature, length
// Length of FvBlock cannot be 2**64-1
// HeaderLength cannot be an odd number
//
if ((FwVolHeader->Revision != EFI_FVH_REVISION) ||
(FwVolHeader->Signature != EFI_FVH_SIGNATURE) ||
(FwVolHeader->FvLength == ((UINT64) -1)) ||
((FwVolHeader->HeaderLength & 0x01) != 0)
) {
return EFI_NOT_FOUND;
}
//
// Verify the header checksum
//
HeaderLength = (UINT16) (FwVolHeader->HeaderLength / 2);
Ptr = (UINT16 *) FwVolHeader;
Checksum = 0;
while (HeaderLength > 0) {
Checksum = *Ptr++;
HeaderLength--;
}
if (Checksum != 0) {
return EFI_NOT_FOUND;
}
return EFI_SUCCESS;
}
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