UiApp: Dynamically generated firmware configuration information page
Signed-off-by: Jeremy Soller <jeremy@system76.com> Signed-off-by: Tim Crawford <tcrawford@system76.com>
This commit is contained in:
Jeremy Soller
committed by
Tim Crawford
Tim Crawford
parent
90e04a7e31
commit
cb870a1ce9
@ -7,6 +7,14 @@ SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#include <IndustryStandard/Pci.h>
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#include <Protocol/PciIo.h>
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#include <Protocol/PciRootBridgeIo.h>
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#include <Protocol/UsbIo.h>
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#include <Register/Amd/Cpuid.h>
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#include <Register/Intel/Cpuid.h>
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#include <Register/Intel/Msr.h>
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#include "FrontPage.h"
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#include "FrontPageCustomizedUi.h"
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@ -33,6 +41,8 @@ UINT32 mSetupTextModeRow = 0;
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UINT32 mSetupHorizontalResolution = 0;
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UINT32 mSetupVerticalResolution = 0;
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EFI_SYSTEM_TABLE * gSystemTable = NULL;
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FRONT_PAGE_CALLBACK_DATA gFrontPagePrivate = {
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FRONT_PAGE_CALLBACK_DATA_SIGNATURE,
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NULL,
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@ -563,6 +573,386 @@ WarnNoBootableMedia (
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FreePool(String);
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}
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BOOLEAN
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StandardSignatureIsAuthenticAMD (
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VOID
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)
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{
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UINT32 RegEbx;
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UINT32 RegEcx;
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UINT32 RegEdx;
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AsmCpuid (CPUID_SIGNATURE, NULL, &RegEbx, &RegEcx, &RegEdx);
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return (RegEbx == CPUID_SIGNATURE_AUTHENTIC_AMD_EBX &&
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RegEcx == CPUID_SIGNATURE_AUTHENTIC_AMD_ECX &&
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RegEdx == CPUID_SIGNATURE_AUTHENTIC_AMD_EDX);
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}
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BOOLEAN
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StandardSignatureIsGenuineIntel (
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VOID
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)
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{
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UINT32 RegEbx;
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UINT32 RegEcx;
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UINT32 RegEdx;
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AsmCpuid (CPUID_SIGNATURE, NULL, &RegEbx, &RegEcx, &RegEdx);
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return (RegEbx == CPUID_SIGNATURE_GENUINE_INTEL_EBX &&
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RegEcx == CPUID_SIGNATURE_GENUINE_INTEL_ECX &&
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RegEdx == CPUID_SIGNATURE_GENUINE_INTEL_EDX);
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}
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typedef struct {
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CHAR8 Signature[8];
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UINT8 Checksum;
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CHAR8 OemId[6];
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UINT8 Revision;
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UINT32 RsdtAddress;
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} ACPI_RSDP;
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CHAR8 RSDP_SIGNATURE[8] = {'R', 'S', 'D', ' ', 'P', 'T', 'R', ' '};
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typedef struct {
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CHAR8 Signature[4];
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UINT32 Length;
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UINT8 Revision;
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UINT8 Checksum;
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CHAR8 OemId[6];
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CHAR8 OemTableId[8];
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UINT32 OemRevision;
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UINT32 CreatorId;
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UINT32 CreatorRevision;
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} ACPI_SDT_HEADER;
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CHAR8 RSDT_SIGNATURE[4] = {'R', 'S', 'D', 'T'};
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STATIC ACPI_SDT_HEADER* FindAcpiTable(CHAR8 Name[4]) {
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UINTN Index;
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EFI_CONFIGURATION_TABLE* ConfigurationTable;
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UINTN RsdpPtr;
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ACPI_RSDP* Rsdp;
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UINTN RsdtPtr;
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ACPI_SDT_HEADER* Rsdt;
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UINTN TablePtr;
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ACPI_SDT_HEADER* Table;
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DEBUG ((EFI_D_INFO, "FindAcpiTable: '%c%c%c%c'\n",
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Name[0],
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Name[1],
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Name[2],
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Name[3]
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));
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if (gSystemTable == NULL) {
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DEBUG ((EFI_D_INFO, " System Table missing\n"));
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return NULL;
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}
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// Search the table for an entry that matches the ACPI Table Guid
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for (Index = 0; Index < gSystemTable->NumberOfTableEntries; Index++) {
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if (CompareGuid (&gEfiAcpiTableGuid, &(gSystemTable->ConfigurationTable[Index].VendorGuid))) {
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ConfigurationTable = &gSystemTable->ConfigurationTable[Index];
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break;
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}
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}
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if (ConfigurationTable == NULL) {
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DEBUG ((EFI_D_INFO, " ACPI Configuration Table missing\n"));
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return NULL;
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}
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RsdpPtr = (UINTN)ConfigurationTable->VendorTable;
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DEBUG ((EFI_D_INFO, " RSDP 0x%x\n", RsdpPtr));
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Rsdp = (ACPI_RSDP*)RsdpPtr;
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DEBUG ((EFI_D_INFO, " Signature: '%c%c%c%c%c%c%c%c'\n",
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Rsdp->Signature[0],
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Rsdp->Signature[1],
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Rsdp->Signature[2],
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Rsdp->Signature[3],
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Rsdp->Signature[4],
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Rsdp->Signature[5],
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Rsdp->Signature[6],
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Rsdp->Signature[7]
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));
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if (CompareMem(Rsdp->Signature, RSDP_SIGNATURE, 8) != 0) {
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DEBUG ((EFI_D_INFO, " RSDP invalid signature\n"));
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return NULL;
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}
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DEBUG ((EFI_D_INFO, " Revision: 0x%x\n", Rsdp->Revision));
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RsdtPtr = (UINTN)Rsdp->RsdtAddress;
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DEBUG ((EFI_D_INFO, " RSDT 0x%x\n", RsdpPtr));
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Rsdt = (ACPI_SDT_HEADER*)RsdtPtr;
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DEBUG ((EFI_D_INFO, " Signature: '%c%c%c%c'\n",
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Rsdt->Signature[0],
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Rsdt->Signature[1],
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Rsdt->Signature[2],
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Rsdt->Signature[3]
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));
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if (CompareMem(Rsdt->Signature, RSDT_SIGNATURE, 4) != 0) {
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DEBUG ((EFI_D_INFO, " RSDT invalid signature\n"));
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return NULL;
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}
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DEBUG ((EFI_D_INFO, " Revision: 0x%x\n", Rsdt->Revision));
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DEBUG ((EFI_D_INFO, " Length: 0x%x\n", Rsdt->Length));
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for (Index = sizeof(ACPI_SDT_HEADER); Index < Rsdt->Length; Index += 4) {
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TablePtr = (UINTN)(*(UINT32*)(RsdtPtr + Index));
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DEBUG ((EFI_D_INFO, " Table %d: 0x%x\n", Index, TablePtr));
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Table = (ACPI_SDT_HEADER*)TablePtr;
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DEBUG ((EFI_D_INFO, " Signature: '%c%c%c%c'\n",
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Table->Signature[0],
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Table->Signature[1],
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Table->Signature[2],
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Table->Signature[3]
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));
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DEBUG ((EFI_D_INFO, " Revision: 0x%x\n", Table->Revision));
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DEBUG ((EFI_D_INFO, " Length: 0x%x\n", Table->Length));
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if (CompareMem(Table->Signature, Name, 4) == 0) {
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DEBUG ((EFI_D_INFO, " Match found\n"));
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return Table;
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}
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}
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DEBUG ((EFI_D_INFO, " No match found\n"));
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return NULL;
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}
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// From PciBusDxe
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STATIC
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EFI_STATUS
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PciDevicePresent(
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OUT PCI_TYPE00 *Pci,
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IN UINT8 Bus,
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IN UINT8 Device,
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IN UINT8 Func
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)
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{
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UINT64 Address = EFI_PCI_ADDRESS(Bus, Device, Func, 0);
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EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL *PciRootBridgeIo;
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EFI_STATUS Status;
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EFI_HANDLE *PciIoBuffer;
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UINTN PciIoHandleCount = 0;
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Status = gBS->LocateHandleBuffer(
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ByProtocol,
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&gEfiPciRootBridgeIoProtocolGuid,
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NULL,
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&PciIoHandleCount,
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&PciIoBuffer
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);
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if (EFI_ERROR(Status)) {
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DEBUG((EFI_D_INFO, "%a: Failed to get PciRootBridgeIo handles: %r\n", __FUNCTION__, Status));
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return Status;
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}
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for (UINTN Index = 0; Index < PciIoHandleCount; Index++) {
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Status = gBS->OpenProtocol(
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PciIoBuffer[Index],
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&gEfiPciRootBridgeIoProtocolGuid,
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(VOID *)&PciRootBridgeIo,
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NULL,
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NULL,
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EFI_OPEN_PROTOCOL_GET_PROTOCOL
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);
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if (EFI_ERROR(Status)) {
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DEBUG((EFI_D_INFO, "%a: Failed to open PciRootBridgeIo protocol: %r\n", __FUNCTION__, Status));
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continue;
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}
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// Read the Vendor ID register
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Status = PciRootBridgeIo->Pci.Read(
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PciRootBridgeIo,
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EfiPciWidthUint32,
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Address,
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1,
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Pci
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);
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if (EFI_ERROR(Status)) {
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DEBUG((EFI_D_INFO, "%a: Failed to read vendor ID: %r\n", __FUNCTION__, Status));
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continue;
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}
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// Read the entire config header for the device
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Status = PciRootBridgeIo->Pci.Read(
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PciRootBridgeIo,
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EfiPciWidthUint32,
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Address,
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sizeof(PCI_TYPE00) / sizeof(UINT32),
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Pci
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);
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FreePool(PciIoBuffer);
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return Status;
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}
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FreePool(PciIoBuffer);
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return EFI_NOT_FOUND;
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}
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/*
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* Check for Intel device with class [0780] at 00:16.0.
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*/
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STATIC
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BOOLEAN
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HasCsmeDevice(VOID)
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{
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PCI_TYPE00 Pci;
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if (!EFI_ERROR(PciDevicePresent(&Pci, 0x00, 0x16, 0x00))) {
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DEBUG((EFI_D_INFO, "%a: vid=0x%04X, class=[%02X,%02X,%02X]\n", __FUNCTION__,
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Pci.Hdr.VendorId, Pci.Hdr.ClassCode[0], Pci.Hdr.ClassCode[1], Pci.Hdr.ClassCode[2]));
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return Pci.Hdr.VendorId == 0x8086 &&
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Pci.Hdr.ClassCode[2] == PCI_CLASS_SCC &&
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Pci.Hdr.ClassCode[1] == PCI_SUBCLASS_SCC_OTHER;
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}
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return FALSE;
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}
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STATIC VOID FirmwareConfigurationInformation(VOID) {
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EFI_STRING_ID Token;
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Token = STRING_TOKEN (STR_VIRTUALIZATION);
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if (StandardSignatureIsGenuineIntel()) {
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HiiSetString (gFrontPagePrivate.HiiHandle, Token, L"Intel Virtualization", NULL);
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Token = STRING_TOKEN (STR_VIRTUALIZATION_STATUS);
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CPUID_VERSION_INFO_ECX VersionInfoEcx;
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AsmCpuid (CPUID_VERSION_INFO, NULL, NULL, &VersionInfoEcx.Uint32, NULL);
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if (VersionInfoEcx.Bits.VMX) {
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HiiSetString (gFrontPagePrivate.HiiHandle, Token, L"VT-x: Active", NULL);
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} else {
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HiiSetString (gFrontPagePrivate.HiiHandle, Token, L"VT-x: Deactivated", NULL);
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}
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Token = STRING_TOKEN (STR_IOMMU_STATUS);
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CHAR8 TableName[4] = {'D', 'M', 'A', 'R'};
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if (FindAcpiTable(TableName)) {
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HiiSetString (gFrontPagePrivate.HiiHandle, Token, L"VT-d: Active", NULL);
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} else {
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HiiSetString (gFrontPagePrivate.HiiHandle, Token, L"VT-d: Deactivated", NULL);
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}
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Token = STRING_TOKEN(STR_ME_STATUS);
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if (HasCsmeDevice()) {
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HiiSetString (gFrontPagePrivate.HiiHandle, Token, L"The Intel Management Engine is enabled.", NULL);
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} else {
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HiiSetString (gFrontPagePrivate.HiiHandle, Token, L"The Intel Management Engine is disabled at runtime to increase security.", NULL);
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}
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} else if (StandardSignatureIsAuthenticAMD()) {
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//TODO: verify AMD tests
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HiiSetString (gFrontPagePrivate.HiiHandle, Token, L"AMD Virtualization", NULL);
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Token = STRING_TOKEN (STR_VIRTUALIZATION_STATUS);
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CPUID_AMD_EXTENDED_CPU_SIG_ECX AmdExtendedCpuSigEcx;
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AsmCpuid (CPUID_EXTENDED_CPU_SIG, NULL, NULL, &AmdExtendedCpuSigEcx.Uint32, NULL);
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if (AmdExtendedCpuSigEcx.Bits.SVM) {
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HiiSetString (gFrontPagePrivate.HiiHandle, Token, L"AMD-V: Active", NULL);
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} else {
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HiiSetString (gFrontPagePrivate.HiiHandle, Token, L"AMD-V: Deactivated", NULL);
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}
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Token = STRING_TOKEN (STR_IOMMU_STATUS);
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//TODO: proper test for AMD IOMMU
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BOOLEAN iommu_active = FALSE;
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if (iommu_active) {
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HiiSetString (gFrontPagePrivate.HiiHandle, Token, L"AMD-Vi: Active", NULL);
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} else {
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HiiSetString (gFrontPagePrivate.HiiHandle, Token, L"AMD-Vi: Deactivated", NULL);
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}
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}
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Token = STRING_TOKEN (STR_TPM_STATUS);
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CHAR8 TableName[4] = {'T', 'P', 'M', '2'};
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if (FindAcpiTable(TableName)) {
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HiiSetString (gFrontPagePrivate.HiiHandle, Token, L"Trusted Platform Module: Active", NULL);
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} else {
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HiiSetString (gFrontPagePrivate.HiiHandle, Token, L"Trusted Platform Module: Deactivated", NULL);
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}
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}
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VOID WebcamStatus(VOID) {
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EFI_STATUS Status;
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UINTN UsbIoHandleCount;
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EFI_HANDLE *UsbIoBuffer;
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UINTN Index;
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EFI_USB_IO_PROTOCOL *UsbIo;
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EFI_USB_DEVICE_DESCRIPTOR DevDesc;
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EFI_USB_INTERFACE_DESCRIPTOR IntfDesc;
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UINTN Webcams;
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EFI_STRING_ID Token;
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//
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// Get all Usb IO handles in system
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//
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UsbIoHandleCount = 0;
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Status = gBS->LocateHandleBuffer (ByProtocol, &gEfiUsbIoProtocolGuid, NULL, &UsbIoHandleCount, &UsbIoBuffer);
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if (EFI_ERROR(Status)) {
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DEBUG ((EFI_D_INFO, "Failed to read UsbIo handles: 0x%x\n", Status));
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return;
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}
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Webcams = 0;
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for (Index = 0; Index < UsbIoHandleCount; Index++) {
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DEBUG ((EFI_D_INFO, "UsbIo Handle %d\n", Index));
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//
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// Get the child Usb IO interface
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//
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Status = gBS->HandleProtocol(
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UsbIoBuffer[Index],
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&gEfiUsbIoProtocolGuid,
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(VOID **) &UsbIo
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);
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if (EFI_ERROR (Status)) {
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DEBUG ((EFI_D_INFO, " Failed to find UsbIo protocol\n"));
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continue;
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}
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Status = UsbIo->UsbGetDeviceDescriptor (UsbIo, &DevDesc);
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if (EFI_ERROR (Status)) {
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DEBUG ((EFI_D_INFO, " Failed to get device descriptor\n"));
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continue;
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}
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DEBUG ((EFI_D_INFO, " ID: 0x%04X:0x%04X\n", DevDesc.IdVendor, DevDesc.IdProduct));
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DEBUG ((EFI_D_INFO, " DeviceClass: %d\n", DevDesc.DeviceClass));
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DEBUG ((EFI_D_INFO, " DeviceSubClass: %d\n", DevDesc.DeviceSubClass));
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DEBUG ((EFI_D_INFO, " DeviceProtocol: %d\n", DevDesc.DeviceProtocol));
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Status = UsbIo->UsbGetInterfaceDescriptor (UsbIo, &IntfDesc);
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if (EFI_ERROR (Status)) {
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DEBUG ((EFI_D_INFO, " Failed to get interface descriptor\n"));
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continue;
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}
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DEBUG ((EFI_D_INFO, " Interface: %d\n", IntfDesc.InterfaceNumber));
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DEBUG ((EFI_D_INFO, " InterfaceClass: %d\n", IntfDesc.InterfaceClass));
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DEBUG ((EFI_D_INFO, " InterfaceSubClass: %d\n", IntfDesc.InterfaceSubClass));
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DEBUG ((EFI_D_INFO, " InterfaceProtocol: %d\n", IntfDesc.InterfaceProtocol));
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if (IntfDesc.InterfaceClass == 14 && IntfDesc.InterfaceSubClass == 1) {
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DEBUG ((EFI_D_INFO, " Detected Video Control interface\n"));
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Webcams++;
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}
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}
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FreePool (UsbIoBuffer);
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//TODO: logic for not showing the warning on desktops
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Token = STRING_TOKEN (STR_WEBCAM_STATUS);
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if (Webcams == 0) {
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HiiSetString (gFrontPagePrivate.HiiHandle, Token, L"Info: Webcam Module Disconnected", NULL);
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}
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}
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/**
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Update the banner information for the Front Page based on Smbios information.
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@ -579,7 +969,9 @@ UpdateFrontPageBannerStrings (
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SMBIOS_TABLE_ENTRY_POINT *EntryPoint;
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SMBIOS_STRUCTURE_POINTER SmbiosTable;
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FirmwareConfigurationInformation();
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WarnNoBootableMedia ();
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WebcamStatus();
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Status = EfiGetSystemConfigurationTable (&gEfiSmbiosTableGuid, (VOID **) &Table);
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if (EFI_ERROR (Status) || Table == NULL) {
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@ -892,6 +1284,8 @@ InitializeUserInterface (
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UINTN BootTextColumn;
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UINTN BootTextRow;
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gSystemTable = SystemTable;
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if (!mModeInitialized) {
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//
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// After the console is ready, get current video resolution
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@ -1097,4 +1491,3 @@ SetupResetReminder (
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gRT->ResetSystem (EfiResetCold, EFI_SUCCESS, 0, NULL);
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}
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}
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