**/\r
\r
#include "ArmJunoDxeInternal.h"\r
+#include <ArmPlatform.h>\r
\r
#include <Protocol/DevicePathFromText.h>\r
\r
#include <Library/DevicePathLib.h>\r
#include <Library/MemoryAllocationLib.h>\r
#include <Library/UefiRuntimeServicesTableLib.h>\r
+#include <Library/IoLib.h>\r
+#include <Library/PrintLib.h>\r
+\r
+//\r
+// Size in number of characters of the Linux boot argument\r
+// passing the MAC address to be used by the PCI GigaByte\r
+// Ethernet device : " sky2.mac_address=0x11,0x22,0x33,0x44,0x55,0x66"\r
+//\r
+#define SKY2_MAC_ADDRESS_BOOTARG_LEN 47\r
+\r
+//\r
+// Hardware platform identifiers\r
+//\r
+typedef enum {\r
+ UNKNOWN,\r
+ JUNO_R0,\r
+ JUNO_R1\r
+} JUNO_REVISION;\r
+\r
+//\r
+// Function prototypes\r
+//\r
+STATIC EFI_STATUS SetJunoR1DefaultBootEntries (\r
+ VOID\r
+ );\r
\r
// This GUID must match the FILE_GUID in ArmPlatformPkg/ArmJunoPkg/AcpiTables/AcpiTables.inf\r
STATIC CONST EFI_GUID mJunoAcpiTableFile = { 0xa1dd808e, 0x1e95, 0x4399, { 0xab, 0xc0, 0x65, 0x3c, 0x82, 0xe8, 0x53, 0x0c } };\r
UINT32 Midr;\r
UINT32 CpuType;\r
UINT32 CpuRev;\r
- BOOLEAN IsJunoR1;\r
+ JUNO_REVISION JunoRevision;\r
\r
+ JunoRevision = UNKNOWN;\r
Status = PciEmulationEntryPoint ();\r
if (EFI_ERROR (Status)) {\r
return Status;\r
}\r
\r
//\r
- // Set up the device path to the FDT.\r
// We detect whether we are running on a Juno r0 or Juno r1 board at\r
// runtime by checking the value of the MIDR register.\r
//\r
\r
- Midr = ArmReadMidr ();\r
- CpuType = (Midr >> ARM_CPU_TYPE_SHIFT) & ARM_CPU_TYPE_MASK;\r
- CpuRev = Midr & ARM_CPU_REV_MASK;\r
- TextDevicePath = NULL;\r
- IsJunoR1 = FALSE;\r
+ Midr = ArmReadMidr ();\r
+ CpuType = (Midr >> ARM_CPU_TYPE_SHIFT) & ARM_CPU_TYPE_MASK;\r
+ CpuRev = Midr & ARM_CPU_REV_MASK;\r
\r
switch (CpuType) {\r
case ARM_CPU_TYPE_A53:\r
if (CpuRev == ARM_CPU_REV (0, 0)) {\r
- TextDevicePath = (CHAR16*)FixedPcdGetPtr (PcdJunoR0FdtDevicePath);\r
+ JunoRevision = JUNO_R0;\r
} else if (CpuRev == ARM_CPU_REV (0, 3)) {\r
- TextDevicePath = (CHAR16*)FixedPcdGetPtr (PcdJunoR1A57x2FdtDevicePath);\r
- IsJunoR1 = TRUE;\r
+ JunoRevision = JUNO_R1;\r
}\r
break;\r
\r
case ARM_CPU_TYPE_A57:\r
if (CpuRev == ARM_CPU_REV (0, 0)) {\r
- TextDevicePath = (CHAR16*)FixedPcdGetPtr (PcdJunoR0FdtDevicePath);\r
+ JunoRevision = JUNO_R0;\r
} else if (CpuRev == ARM_CPU_REV (1, 1)) {\r
- TextDevicePath = (CHAR16*)FixedPcdGetPtr (PcdJunoR1A57x2FdtDevicePath);\r
- IsJunoR1 = TRUE;\r
+ JunoRevision = JUNO_R1;\r
+ }\r
+ }\r
+\r
+ //\r
+ // Set the R1 two boot options if not already done.\r
+ //\r
+\r
+ if (JunoRevision == JUNO_R1) {\r
+ Status = SetJunoR1DefaultBootEntries ();\r
+ if (EFI_ERROR (Status)) {\r
+ return Status;\r
}\r
}\r
\r
+ //\r
+ // Set up the device path to the FDT.\r
+ //\r
+ switch (JunoRevision) {\r
+ case JUNO_R0:\r
+ TextDevicePath = (CHAR16*)FixedPcdGetPtr (PcdJunoR0FdtDevicePath);\r
+ break;\r
+\r
+ case JUNO_R1:\r
+ TextDevicePath = (CHAR16*)FixedPcdGetPtr (PcdJunoR1A57x2FdtDevicePath);\r
+ break;\r
+\r
+ default:\r
+ TextDevicePath = NULL;\r
+ }\r
+\r
if (TextDevicePath != NULL) {\r
TextDevicePathSize = StrSize (TextDevicePath);\r
Buffer = PcdSetPtr (PcdFdtDevicePaths, &TextDevicePathSize, TextDevicePath);\r
// Try to install the ACPI Tables\r
Status = LocateAndInstallAcpiFromFv (&mJunoAcpiTableFile);\r
\r
+ return Status;\r
+}\r
+\r
+/**\r
+ * If no boot entry is currently defined, define the two default boot entries\r
+ * for Juno R1.\r
+ *\r
+ * @return EFI_SUCCESS Some boot entries were already defined or\r
+ * the default boot entries were set successfully.\r
+ * @return EFI_OUT_OF_RESOURCES A memory allocation failed.\r
+ * @return EFI_DEVICE_ERROR An UEFI variable could not be saved due to a hardware failure.\r
+ * @return EFI_WRITE_PROTECTED An UEFI variable is read-only.\r
+ * @return EFI_SECURITY_VIOLATION An UEFI variable could not be written.\r
+ */\r
+STATIC\r
+EFI_STATUS\r
+SetJunoR1DefaultBootEntries (\r
+ VOID\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+ CONST CHAR16* ExtraBootArgument = L" dtb=juno-r1-ca57x2_ca53x4.dtb";\r
+ UINTN Size;\r
+ EFI_DEVICE_PATH_FROM_TEXT_PROTOCOL *EfiDevicePathFromTextProtocol;\r
+ EFI_DEVICE_PATH* BootDevicePath;\r
+ UINT32 SysPciGbeL;\r
+ UINT32 SysPciGbeH;\r
+ CHAR16* DefaultBootArgument;\r
+ CHAR16* DefaultBootArgument1;\r
+ UINTN DefaultBootArgument1Size;\r
+ CHAR16* DefaultBootArgument2;\r
+ UINTN DefaultBootArgument2Size;\r
+ UINT16 BootOrder[2];\r
+\r
+ BootDevicePath = NULL;\r
+ DefaultBootArgument1 = NULL;\r
+ DefaultBootArgument2 = NULL;\r
+\r
//\r
- // If Juno R1 and it is the first boot then default boot entries will be created\r
+ // Because the driver has a dependency on gEfiVariable(Write)ArchProtocolGuid\r
+ // (see [Depex] section of the INF file), we know we can safely access the\r
+ // UEFI Variable at that stage.\r
//\r
- if (IsJunoR1) {\r
- CONST CHAR16* ExtraBootArgument = L" dtb=juno-r1-ca57x2_ca53x4.dtb";\r
- UINTN Size;\r
- EFI_DEVICE_PATH_FROM_TEXT_PROTOCOL* EfiDevicePathFromTextProtocol;\r
- EFI_DEVICE_PATH* BootDevicePath;\r
- CHAR16* DefaultBootArgument;\r
- UINTN DefaultBootArgumentSize;\r
- CHAR16* DefaultBootArgument2;\r
- UINTN DefaultBootArgument2Size;\r
- UINT16 BootOrder[2];\r
-\r
- // Because the driver has a dependency on gEfiVariable(Write)ArchProtocolGuid (see [Depex]\r
- // section of the INF file), we know we can safely access the UEFI Variable at that stage.\r
- Size = 0;\r
- Status = gRT->GetVariable (L"BootOrder", &gEfiGlobalVariableGuid, NULL, &Size, NULL);\r
- if (Status == EFI_NOT_FOUND) {\r
- Status = gBS->LocateProtocol (&gEfiDevicePathFromTextProtocolGuid, NULL, (VOID **)&EfiDevicePathFromTextProtocol);\r
- if (EFI_ERROR (Status)) {\r
- // You must provide an implementation of DevicePathFromTextProtocol in your firmware (eg: DevicePathDxe)\r
- DEBUG ((EFI_D_ERROR, "Error: Require DevicePathFromTextProtocol\n"));\r
- return Status;\r
- }\r
- // We use the same default kernel\r
- BootDevicePath = EfiDevicePathFromTextProtocol->ConvertTextToDevicePath ((CHAR16*)PcdGetPtr (PcdDefaultBootDevicePath));\r
-\r
- // Create the entry if the Default values are correct\r
- if (BootDevicePath != NULL) {\r
- DefaultBootArgument = (CHAR16*)PcdGetPtr (PcdDefaultBootArgument);\r
- DefaultBootArgumentSize = StrSize (DefaultBootArgument);\r
- DefaultBootArgument2Size = DefaultBootArgumentSize + StrSize (ExtraBootArgument);\r
-\r
- DefaultBootArgument2 = AllocatePool (DefaultBootArgument2Size);\r
- if (DefaultBootArgument2 == NULL) {\r
- FreePool (BootDevicePath);\r
- return EFI_OUT_OF_RESOURCES;\r
- }\r
- CopyMem (DefaultBootArgument2, DefaultBootArgument, DefaultBootArgumentSize);\r
- CopyMem ((UINT8*)DefaultBootArgument2 + (StrLen (DefaultBootArgument2) * sizeof (CHAR16)), ExtraBootArgument, StrSize (ExtraBootArgument));\r
-\r
- // Create Boot0001 environment variable\r
- Status = BootOptionCreate (L"Boot0001", LOAD_OPTION_ACTIVE | LOAD_OPTION_CATEGORY_BOOT,\r
- L"Linux with A57x2", BootDevicePath,\r
- (UINT8*)DefaultBootArgument, DefaultBootArgumentSize);\r
- ASSERT_EFI_ERROR (Status);\r
-\r
- // Create Boot0002 environment variable\r
- Status = BootOptionCreate (L"Boot0002", LOAD_OPTION_ACTIVE | LOAD_OPTION_CATEGORY_BOOT,\r
- L"Linux with A57x2_A53x4", BootDevicePath,\r
- (UINT8*)DefaultBootArgument2, DefaultBootArgument2Size);\r
- ASSERT_EFI_ERROR (Status);\r
-\r
- // Add the new Boot Index to the list\r
- BootOrder[0] = 1; // Boot0001\r
- BootOrder[1] = 2; // Boot0002\r
- Status = gRT->SetVariable (\r
- L"BootOrder",\r
- &gEfiGlobalVariableGuid,\r
- EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS,\r
- sizeof (BootOrder),\r
- BootOrder\r
- );\r
-\r
- FreePool (BootDevicePath);\r
- FreePool (DefaultBootArgument2);\r
- } else {\r
- Status = EFI_UNSUPPORTED;\r
- }\r
- }\r
+ Size = 0;\r
+ Status = gRT->GetVariable (L"BootOrder", &gEfiGlobalVariableGuid, NULL, &Size, NULL);\r
+ if (Status != EFI_NOT_FOUND) {\r
+ return Status;\r
+ }\r
+\r
+ Status = gBS->LocateProtocol (\r
+ &gEfiDevicePathFromTextProtocolGuid,\r
+ NULL,\r
+ (VOID **)&EfiDevicePathFromTextProtocol\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ //\r
+ // You must provide an implementation of DevicePathFromTextProtocol\r
+ // in your firmware (eg: DevicePathDxe)\r
+ //\r
+ DEBUG ((EFI_D_ERROR, "Error: Require DevicePathFromTextProtocol\n"));\r
+ return Status;\r
+ }\r
+ //\r
+ // We use the same default kernel.\r
+ //\r
+ BootDevicePath = EfiDevicePathFromTextProtocol->ConvertTextToDevicePath (\r
+ (CHAR16*)PcdGetPtr (PcdDefaultBootDevicePath)\r
+ );\r
+ if (BootDevicePath == NULL) {\r
+ return EFI_UNSUPPORTED;\r
+ }\r
+\r
+ DefaultBootArgument = (CHAR16*)PcdGetPtr (PcdDefaultBootArgument);\r
+ DefaultBootArgument1Size = StrSize (DefaultBootArgument) +\r
+ (SKY2_MAC_ADDRESS_BOOTARG_LEN * sizeof (CHAR16));\r
+ DefaultBootArgument2Size = DefaultBootArgument1Size + StrSize (ExtraBootArgument);\r
+\r
+ Status = EFI_OUT_OF_RESOURCES;\r
+ DefaultBootArgument1 = AllocatePool (DefaultBootArgument1Size);\r
+ if (DefaultBootArgument1 == NULL) {\r
+ goto Error;\r
+ }\r
+ DefaultBootArgument2 = AllocatePool (DefaultBootArgument2Size);\r
+ if (DefaultBootArgument2 == NULL) {\r
+ goto Error;\r
+ }\r
+\r
+ SysPciGbeL = MmioRead32 (ARM_JUNO_SYS_PCIGBE_L);\r
+ SysPciGbeH = MmioRead32 (ARM_JUNO_SYS_PCIGBE_H);\r
+\r
+ UnicodeSPrint (\r
+ DefaultBootArgument1,\r
+ DefaultBootArgument1Size,\r
+ L"%s sky2.mac_address=0x%02x,0x%02x,0x%02x,0x%02x,0x%02x,0x%02x",\r
+ DefaultBootArgument,\r
+ (SysPciGbeH >> 8 ) & 0xFF, (SysPciGbeH ) & 0xFF,\r
+ (SysPciGbeL >> 24) & 0xFF, (SysPciGbeL >> 16) & 0xFF,\r
+ (SysPciGbeL >> 8 ) & 0xFF, (SysPciGbeL ) & 0xFF\r
+ );\r
+\r
+ CopyMem (DefaultBootArgument2, DefaultBootArgument1, DefaultBootArgument1Size);\r
+ CopyMem (\r
+ (UINT8*)DefaultBootArgument2 + DefaultBootArgument1Size - sizeof (CHAR16),\r
+ ExtraBootArgument,\r
+ StrSize (ExtraBootArgument)\r
+ );\r
+\r
+ //\r
+ // Create Boot0001 environment variable\r
+ //\r
+ Status = BootOptionCreate (\r
+ L"Boot0001", LOAD_OPTION_ACTIVE | LOAD_OPTION_CATEGORY_BOOT,\r
+ L"Linux with A57x2", BootDevicePath,\r
+ (UINT8*)DefaultBootArgument1, DefaultBootArgument1Size\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ ASSERT (TRUE);\r
+ goto Error;\r
+ }\r
+\r
+ //\r
+ // Create Boot0002 environment variable\r
+ //\r
+ Status = BootOptionCreate (\r
+ L"Boot0002", LOAD_OPTION_ACTIVE | LOAD_OPTION_CATEGORY_BOOT,\r
+ L"Linux with A57x2_A53x4", BootDevicePath,\r
+ (UINT8*)DefaultBootArgument2, DefaultBootArgument2Size\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ ASSERT (TRUE);\r
+ goto Error;\r
+ }\r
+\r
+ //\r
+ // Add the new Boot Index to the list\r
+ //\r
+ BootOrder[0] = 1; // Boot0001\r
+ BootOrder[1] = 2; // Boot0002\r
+ Status = gRT->SetVariable (\r
+ L"BootOrder",\r
+ &gEfiGlobalVariableGuid,\r
+ EFI_VARIABLE_NON_VOLATILE |\r
+ EFI_VARIABLE_BOOTSERVICE_ACCESS |\r
+ EFI_VARIABLE_RUNTIME_ACCESS,\r
+ sizeof (BootOrder),\r
+ BootOrder\r
+ );\r
+\r
+ Error:\r
+ if (BootDevicePath != NULL) {\r
+ FreePool (BootDevicePath);\r
+ }\r
+ if (DefaultBootArgument1 != NULL) {\r
+ FreePool (DefaultBootArgument1);\r
+ }\r
+ if (DefaultBootArgument2 != NULL) {\r
+ FreePool (DefaultBootArgument2);\r
+ }\r
+\r
+ if (EFI_ERROR (Status)) {\r
+ DEBUG ((\r
+ EFI_D_ERROR,\r
+ "ArmJunoDxe - The setting of the default boot entries failed - %r\n",\r
+ Status\r
+ ));\r
}\r
\r
return Status;\r
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