mirror of https://github.com/acidanthera/audk.git
ArmPlatformPkg/ArmJunoPkg: don't create default boot entries
Code was inserted to create default boot entries for Juno R1. These don't work, but they are also preventing the board from booting into the default options that Intel BDS would otherwise boot. Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Ryan Harkin <ryan.harkin@linaro.org> Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
This commit is contained in:
Ryan Harkin
Leif Lindholm
parent
1095b4323d
commit
ca7efae2c6
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@ -30,13 +30,6 @@
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#include <Library/IoLib.h>
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#include <Library/IoLib.h>
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#include <Library/PrintLib.h>
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#include <Library/PrintLib.h>
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//
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// Size in number of characters of the Linux boot argument
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// passing the MAC address to be used by the PCI GigaByte
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// Ethernet device : " sky2.mac_address=0x11,0x22,0x33,0x44,0x55,0x66"
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//
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#define SKY2_MAC_ADDRESS_BOOTARG_LEN 47
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//
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//
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// Hardware platform identifiers
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// Hardware platform identifiers
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//
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//
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@ -46,13 +39,6 @@ typedef enum {
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JUNO_R1
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JUNO_R1
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} JUNO_REVISION;
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} JUNO_REVISION;
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//
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// Function prototypes
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//
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STATIC EFI_STATUS SetJunoR1DefaultBootEntries (
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VOID
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);
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// This GUID must match the FILE_GUID in ArmPlatformPkg/ArmJunoPkg/AcpiTables/AcpiTables.inf
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// This GUID must match the FILE_GUID in ArmPlatformPkg/ArmJunoPkg/AcpiTables/AcpiTables.inf
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STATIC CONST EFI_GUID mJunoAcpiTableFile = { 0xa1dd808e, 0x1e95, 0x4399, { 0xab, 0xc0, 0x65, 0x3c, 0x82, 0xe8, 0x53, 0x0c } };
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STATIC CONST EFI_GUID mJunoAcpiTableFile = { 0xa1dd808e, 0x1e95, 0x4399, { 0xab, 0xc0, 0x65, 0x3c, 0x82, 0xe8, 0x53, 0x0c } };
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@ -90,75 +76,6 @@ STATIC CONST EFI_PCI_ROOT_BRIDGE_DEVICE_PATH mPciRootComplexDevicePath = {
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EFI_EVENT mAcpiRegistration = NULL;
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EFI_EVENT mAcpiRegistration = NULL;
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/**
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* Build and Set UEFI Variable Boot####
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*
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* @param BootVariableName Name of the UEFI Variable
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* @param Attributes 'Attributes' for the Boot#### variable as per UEFI spec
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* @param BootDescription Description of the Boot#### variable
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* @param DevicePath EFI Device Path of the EFI Application to boot
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* @param OptionalData Parameters to pass to the EFI application
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* @param OptionalDataSize Size of the parameters to pass to the EFI application
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*
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* @return EFI_OUT_OF_RESOURCES A memory allocation failed
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* @return Return value of RT.SetVariable
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*/
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STATIC
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EFI_STATUS
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BootOptionCreate (
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IN CHAR16 BootVariableName[9],
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IN UINT32 Attributes,
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IN CHAR16* BootDescription,
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IN EFI_DEVICE_PATH_PROTOCOL* DevicePath,
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IN UINT8* OptionalData,
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IN UINTN OptionalDataSize
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)
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{
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UINTN VariableSize;
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UINT8 *Variable;
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UINT8 *VariablePtr;
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UINTN FilePathListLength;
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UINTN BootDescriptionSize;
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FilePathListLength = GetDevicePathSize (DevicePath);
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BootDescriptionSize = StrSize (BootDescription);
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// Each Boot#### variable is built as follow:
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// UINT32 Attributes
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// UINT16 FilePathListLength
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// CHAR16* Description
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// EFI_DEVICE_PATH_PROTOCOL FilePathList[]
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// UINT8 OptionalData[]
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VariableSize = sizeof (UINT32) + sizeof (UINT16) +
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BootDescriptionSize + FilePathListLength + OptionalDataSize;
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Variable = AllocateZeroPool (VariableSize);
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if (Variable == NULL) {
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return EFI_OUT_OF_RESOURCES;
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}
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// 'Attributes' field
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*(UINT32*)Variable = Attributes;
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// 'FilePathListLength' field
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VariablePtr = Variable + sizeof (UINT32);
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*(UINT16*)VariablePtr = FilePathListLength;
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// 'Description' field
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VariablePtr += sizeof (UINT16);
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CopyMem (VariablePtr, BootDescription, BootDescriptionSize);
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// 'FilePathList' field
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VariablePtr += BootDescriptionSize;
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CopyMem (VariablePtr, DevicePath, FilePathListLength);
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// 'OptionalData' field
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VariablePtr += FilePathListLength;
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CopyMem (VariablePtr, OptionalData, OptionalDataSize);
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return gRT->SetVariable (
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BootVariableName,
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&gEfiGlobalVariableGuid,
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EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS,
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VariableSize, Variable
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);
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}
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/**
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/**
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Notification function of the event defined as belonging to the
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Notification function of the event defined as belonging to the
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EFI_END_OF_DXE_EVENT_GROUP_GUID event group that was created in
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EFI_END_OF_DXE_EVENT_GROUP_GUID event group that was created in
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@ -341,11 +258,6 @@ ArmJunoEntryPoint (
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// Set the R1 two boot options if not already done.
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// Set the R1 two boot options if not already done.
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//
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//
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if (JunoRevision == JUNO_R1) {
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if (JunoRevision == JUNO_R1) {
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Status = SetJunoR1DefaultBootEntries ();
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if (EFI_ERROR (Status)) {
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return Status;
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}
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// Enable PCI enumeration
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// Enable PCI enumeration
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PcdSetBool (PcdPciDisableBusEnumeration, FALSE);
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PcdSetBool (PcdPciDisableBusEnumeration, FALSE);
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@ -393,170 +305,3 @@ ArmJunoEntryPoint (
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return Status;
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return Status;
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}
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}
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/**
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* If no boot entry is currently defined, define the two default boot entries
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* for Juno R1.
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*
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* @return EFI_SUCCESS Some boot entries were already defined or
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* the default boot entries were set successfully.
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* @return EFI_OUT_OF_RESOURCES A memory allocation failed.
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* @return EFI_DEVICE_ERROR An UEFI variable could not be saved due to a hardware failure.
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* @return EFI_WRITE_PROTECTED An UEFI variable is read-only.
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* @return EFI_SECURITY_VIOLATION An UEFI variable could not be written.
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*/
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STATIC
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EFI_STATUS
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SetJunoR1DefaultBootEntries (
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VOID
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)
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{
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EFI_STATUS Status;
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CONST CHAR16* ExtraBootArgument = L" dtb=r1a57a53.dtb";
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UINTN Size;
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EFI_DEVICE_PATH_FROM_TEXT_PROTOCOL *EfiDevicePathFromTextProtocol;
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EFI_DEVICE_PATH* BootDevicePath;
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UINT32 SysPciGbeL;
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UINT32 SysPciGbeH;
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CHAR16* DefaultBootArgument;
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CHAR16* DefaultBootArgument1;
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UINTN DefaultBootArgument1Size;
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CHAR16* DefaultBootArgument2;
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UINTN DefaultBootArgument2Size;
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UINT16 BootOrder[2];
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BootDevicePath = NULL;
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DefaultBootArgument1 = NULL;
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DefaultBootArgument2 = NULL;
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//
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// Because the driver has a dependency on gEfiVariable(Write)ArchProtocolGuid
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// (see [Depex] section of the INF file), we know we can safely access the
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// UEFI Variable at that stage.
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//
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Size = 0;
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Status = gRT->GetVariable (L"BootOrder", &gEfiGlobalVariableGuid, NULL, &Size, NULL);
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if (Status != EFI_NOT_FOUND) {
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return EFI_SUCCESS;
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}
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Status = gBS->LocateProtocol (
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&gEfiDevicePathFromTextProtocolGuid,
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NULL,
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(VOID **)&EfiDevicePathFromTextProtocol
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);
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if (EFI_ERROR (Status)) {
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//
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// You must provide an implementation of DevicePathFromTextProtocol
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// in your firmware (eg: DevicePathDxe)
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//
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DEBUG ((EFI_D_ERROR, "Error: Require DevicePathFromTextProtocol\n"));
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return Status;
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}
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//
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// We use the same default kernel.
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//
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BootDevicePath = EfiDevicePathFromTextProtocol->ConvertTextToDevicePath (
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(CHAR16*)PcdGetPtr (PcdDefaultBootDevicePath)
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);
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if (BootDevicePath == NULL) {
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return EFI_UNSUPPORTED;
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}
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DefaultBootArgument = (CHAR16*)PcdGetPtr (PcdDefaultBootArgument);
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DefaultBootArgument1Size = StrSize (DefaultBootArgument) +
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(SKY2_MAC_ADDRESS_BOOTARG_LEN * sizeof (CHAR16));
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DefaultBootArgument2Size = DefaultBootArgument1Size + StrSize (ExtraBootArgument);
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Status = EFI_OUT_OF_RESOURCES;
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DefaultBootArgument1 = AllocatePool (DefaultBootArgument1Size);
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if (DefaultBootArgument1 == NULL) {
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goto Error;
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}
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DefaultBootArgument2 = AllocatePool (DefaultBootArgument2Size);
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if (DefaultBootArgument2 == NULL) {
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goto Error;
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}
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SysPciGbeL = MmioRead32 (ARM_JUNO_SYS_PCIGBE_L);
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SysPciGbeH = MmioRead32 (ARM_JUNO_SYS_PCIGBE_H);
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UnicodeSPrint (
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DefaultBootArgument1,
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DefaultBootArgument1Size,
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L"%s sky2.mac_address=0x%02x,0x%02x,0x%02x,0x%02x,0x%02x,0x%02x",
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DefaultBootArgument,
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(SysPciGbeH >> 8 ) & 0xFF, (SysPciGbeH ) & 0xFF,
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(SysPciGbeL >> 24) & 0xFF, (SysPciGbeL >> 16) & 0xFF,
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(SysPciGbeL >> 8 ) & 0xFF, (SysPciGbeL ) & 0xFF
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);
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CopyMem (DefaultBootArgument2, DefaultBootArgument1, DefaultBootArgument1Size);
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CopyMem (
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(UINT8*)DefaultBootArgument2 + DefaultBootArgument1Size - sizeof (CHAR16),
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ExtraBootArgument,
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StrSize (ExtraBootArgument)
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);
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//
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// Create Boot0001 environment variable
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//
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Status = BootOptionCreate (
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L"Boot0001", LOAD_OPTION_ACTIVE | LOAD_OPTION_CATEGORY_BOOT,
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L"Linux with A57x2", BootDevicePath,
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(UINT8*)DefaultBootArgument1, DefaultBootArgument1Size
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);
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if (EFI_ERROR (Status)) {
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ASSERT_EFI_ERROR (Status);
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goto Error;
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}
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//
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// Create Boot0002 environment variable
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//
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Status = BootOptionCreate (
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L"Boot0002", LOAD_OPTION_ACTIVE | LOAD_OPTION_CATEGORY_BOOT,
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L"Linux with A57x2_A53x4", BootDevicePath,
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(UINT8*)DefaultBootArgument2, DefaultBootArgument2Size
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);
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if (EFI_ERROR (Status)) {
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ASSERT_EFI_ERROR (Status);
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goto Error;
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}
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//
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// Add the new Boot Index to the list
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//
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BootOrder[0] = 1; // Boot0001
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BootOrder[1] = 2; // Boot0002
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Status = gRT->SetVariable (
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L"BootOrder",
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&gEfiGlobalVariableGuid,
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EFI_VARIABLE_NON_VOLATILE |
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EFI_VARIABLE_BOOTSERVICE_ACCESS |
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EFI_VARIABLE_RUNTIME_ACCESS,
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sizeof (BootOrder),
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BootOrder
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);
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Error:
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if (BootDevicePath != NULL) {
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FreePool (BootDevicePath);
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}
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if (DefaultBootArgument1 != NULL) {
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FreePool (DefaultBootArgument1);
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}
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if (DefaultBootArgument2 != NULL) {
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FreePool (DefaultBootArgument2);
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}
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if (EFI_ERROR (Status)) {
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DEBUG ((
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EFI_D_ERROR,
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"ArmJunoDxe - The setting of the default boot entries failed - %r\n",
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Status
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));
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}
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return Status;
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}
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