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/** @file
Dynamic Smbios Table Dispatcher
Copyright (c) 2022 - 2023, Arm Limited. All rights reserved.
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#include <Library/DebugLib.h>
#include <Protocol/Smbios.h>
#include <Include/StandardNameSpaceObjects.h>
#include <SmbiosTableDispatcher.h>
/**
The SMBIOS dispatcher state table.
The SMBIOS dispatcher state table is used to establish the dependency
order in which the SMBIOS tables are installed. This allows the SMBIOS
dispatcher to dispatch the dependent tables for installation before the
parent table is installed.
The SMBIOS_TABLE_DISPATCHER.Dependency[] field is used to establish the
dependency list.
Elements in the Dependency list are resolved by increasing index. However,
all orders are equivalent as:
- the Parent SMBIOS table will only be installed once all dependencies
have been satisfied.
- no cyclic dependency is allowed.
The dependency list is terminated by SMTT_NULL.
The SMBIOS dispatcher dispatches the tables that have the default
order (OrderDef) set before the ordered SMBIOS tables are dispatched.
The SMBIOS_TABLE_DISPATCHER.Order field is used to establish the
dispatch order.
The order specified in the SMBIOS dispatcher table must be unique for all
orders other than OrderDef. The dependency walk is only done for tables
that have the default dispatch order.
*/
STATIC
SMBIOS_TABLE_DISPATCHER mSmBiosDispatcher[MAX_SMBIOS_TABLES] = {
SMBIOS_TABLE_DEP (SMBIOS_TYPE_BIOS_INFORMATION, OrderDef, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_SYSTEM_INFORMATION, OrderDef, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_BASEBOARD_INFORMATION, OrderL1, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_SYSTEM_ENCLOSURE, OrderDef, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_PROCESSOR_INFORMATION, OrderDef, SMBIOS_TYPE_CACHE_INFORMATION, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_MEMORY_CONTROLLER_INFORMATION, OrderDef, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_MEMORY_MODULE_INFORMATON, OrderDef, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_CACHE_INFORMATION, OrderDef, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_PORT_CONNECTOR_INFORMATION, OrderDef, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_SYSTEM_SLOTS, OrderDef, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_ONBOARD_DEVICE_INFORMATION, OrderDef, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_OEM_STRINGS, OrderDef, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_SYSTEM_CONFIGURATION_OPTIONS, OrderDef, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_BIOS_LANGUAGE_INFORMATION, OrderDef, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_GROUP_ASSOCIATIONS, OrderL4, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_SYSTEM_EVENT_LOG, OrderDef, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_PHYSICAL_MEMORY_ARRAY, OrderDef, SMBIOS_TYPE_32BIT_MEMORY_ERROR_INFORMATION, SMBIOS_TYPE_64BIT_MEMORY_ERROR_INFORMATION, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_MEMORY_DEVICE, OrderDef, SMBIOS_TYPE_PHYSICAL_MEMORY_ARRAY, SMBIOS_TYPE_32BIT_MEMORY_ERROR_INFORMATION, SMBIOS_TYPE_64BIT_MEMORY_ERROR_INFORMATION, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_32BIT_MEMORY_ERROR_INFORMATION, OrderDef, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_MEMORY_ARRAY_MAPPED_ADDRESS, OrderDef, SMBIOS_TYPE_PHYSICAL_MEMORY_ARRAY, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_MEMORY_DEVICE_MAPPED_ADDRESS, OrderDef, SMBIOS_TYPE_MEMORY_DEVICE, SMBIOS_TYPE_MEMORY_ARRAY_MAPPED_ADDRESS, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_BUILT_IN_POINTING_DEVICE, OrderDef, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_PORTABLE_BATTERY, OrderDef, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_SYSTEM_RESET, OrderDef, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_HARDWARE_SECURITY, OrderDef, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_SYSTEM_POWER_CONTROLS, OrderDef, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_VOLTAGE_PROBE, OrderDef, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_COOLING_DEVICE, OrderDef, SMBIOS_TYPE_TEMPERATURE_PROBE, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_TEMPERATURE_PROBE, OrderDef, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_ELECTRICAL_CURRENT_PROBE, OrderDef, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_OUT_OF_BAND_REMOTE_ACCESS, OrderDef, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_BOOT_INTEGRITY_SERVICE, OrderDef, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_SYSTEM_BOOT_INFORMATION, OrderDef, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_64BIT_MEMORY_ERROR_INFORMATION, OrderDef, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_MANAGEMENT_DEVICE, OrderDef, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_MANAGEMENT_DEVICE_COMPONENT, OrderDef, SMBIOS_TYPE_MANAGEMENT_DEVICE, SMBIOS_TYPE_VOLTAGE_PROBE, SMBIOS_TYPE_COOLING_DEVICE, SMBIOS_TYPE_TEMPERATURE_PROBE, SMBIOS_TYPE_ELECTRICAL_CURRENT_PROBE, SMBIOS_TYPE_MANAGEMENT_DEVICE_THRESHOLD_DATA),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_MANAGEMENT_DEVICE_THRESHOLD_DATA, OrderDef, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_MEMORY_CHANNEL, OrderDef, SMBIOS_TYPE_MEMORY_DEVICE, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_IPMI_DEVICE_INFORMATION, OrderDef, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_SYSTEM_POWER_SUPPLY, OrderDef, SMBIOS_TYPE_VOLTAGE_PROBE, SMBIOS_TYPE_COOLING_DEVICE, SMBIOS_TYPE_ELECTRICAL_CURRENT_PROBE, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_ADDITIONAL_INFORMATION, OrderL3, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_ONBOARD_DEVICES_EXTENDED_INFORMATION, OrderDef, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_MANAGEMENT_CONTROLLER_HOST_INTERFACE, OrderDef, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_TPM_DEVICE, OrderDef, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_PROCESSOR_ADDITIONAL_INFORMATION, OrderDef, SMBIOS_TYPE_PROCESSOR_INFORMATION, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_FIRMWARE_INVENTORY_INFORMATION, OrderL2, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL),
SMBIOS_TABLE_DEP (SMBIOS_TYPE_STRING_PROPERTY_INFORMATION, OrderL5, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL, SMTT_NULL)
};
/**
A string table describing the SMBIOS dispatcher states.
*/
STATIC
CONST CHAR8 *SmbiosTableStateTxt[] = {
"StNotPresent",
"StPresent",
"StDispatched"
};
#if !defined (MDEPKG_NDEBUG)
/**
Print the SMBIOS Table Dispatcher state information.
@param [in] Verbose Print detailed report
**/
STATIC
VOID
EFIAPI
PrintDispatcherStatus (
IN BOOLEAN Verbose
)
{
UINTN Index;
DEBUG ((DEBUG_VERBOSE, "Dispatcher Status:\n"));
for (Index = 0; Index < ARRAY_SIZE (mSmBiosDispatcher); Index++) {
if ((!Verbose) && (mSmBiosDispatcher[Index].State == StNotPresent)) {
continue;
}
DEBUG ((
DEBUG_VERBOSE,
"%02d: %10a [%02d, %02d, %02d, %02d, %02d]\n",
mSmBiosDispatcher[Index].TableType,
SmbiosTableStateTxt[mSmBiosDispatcher[Index].State],
mSmBiosDispatcher[Index].Dependency[0],
mSmBiosDispatcher[Index].Dependency[1],
mSmBiosDispatcher[Index].Dependency[2],
mSmBiosDispatcher[Index].Dependency[3],
mSmBiosDispatcher[Index].Dependency[4]
));
} // for
DEBUG ((DEBUG_VERBOSE, "\n"));
}
#define DEBUG_PRINT_DISPATCHER_STATUS(Verbose) PrintDispatcherStatus (Verbose)
#else
#define DEBUG_PRINT_DISPATCHER_STATUS(x)
#endif
/**
Initialise the SMBIOS table dispatcher.
@param [in] SmbiosTableInfo Pointer to the list of SMBIOS tables to be
installed.
@param [in] SmbiosTableCount Count of SMBIOS tables to be installed.
**/
VOID
EFIAPI
InitSmbiosTableDispatcher (
IN CM_STD_OBJ_SMBIOS_TABLE_INFO *SmbiosTableInfo,
IN UINT32 SmbiosTableCount
)
{
UINTN Index;
SMBIOS_TABLE_TYPE TableType;
// Search for the list of SMBIOS tables presented
// for installation and update the dispatcher status.
for (Index = 0; Index < SmbiosTableCount; Index++) {
TableType = SmbiosTableInfo[Index].TableType;
ASSERT (TableType < MAX_SMBIOS_TABLES);
ASSERT (mSmBiosDispatcher[TableType].State != StPresent);
mSmBiosDispatcher[TableType].State = StPresent;
}
DEBUG_PRINT_DISPATCHER_STATUS (FALSE);
}
/** Dispatch the SMBIOS table.
@param [in] Disp Pointer to the SMBIOS table dispatcher
object for the table to dispatch.
@param [in] TableFactoryProtocol Pointer to the Table Factory Protocol
interface.
@param [in] CfgMgrProtocol Pointer to the Configuration Manager
Protocol Interface.
@param [in] SmbiosProtocol Pointer to the SMBIOS protocol.
@param [in] SmbiosTableInfo Pointer to the SMBIOS table Info.
@param [in] SmbiosTableCount Count of SMBIOS table info objects.
@retval EFI_SUCCESS Success.
@retval EFI_INVALID_PARAMETER A parameter is invalid.
@retval EFI_NOT_FOUND Required object is not found.
@retval EFI_BAD_BUFFER_SIZE Size returned by the Configuration Manager
is less than the Object size for the
requested object.
**/
STATIC
EFI_STATUS
EFIAPI
DispatchTable (
IN SMBIOS_TABLE_DISPATCHER *CONST Disp,
IN CONST EDKII_DYNAMIC_TABLE_FACTORY_PROTOCOL *CONST TableFactoryProtocol,
IN CONST EDKII_CONFIGURATION_MANAGER_PROTOCOL *CONST CfgMgrProtocol,
IN EFI_SMBIOS_PROTOCOL *SmbiosProtocol,
IN CM_STD_OBJ_SMBIOS_TABLE_INFO *CONST SmbiosTableInfo,
IN CONST UINT32 SmbiosTableCount
)
{
UINTN Index;
EFI_STATUS Status;
BOOLEAN Found;
if (Disp == NULL) {
return EFI_INVALID_PARAMETER;
}
Found = FALSE;
// Update the dispatcher state to dispatched.
Disp->State = StDispatched;
// Find the SMBIOS table info matching the TableType
for (Index = 0; Index < SmbiosTableCount; Index++) {
if (SmbiosTableInfo[Index].TableType == Disp->TableType) {
Found = TRUE;
break;
}
}
if (!Found) {
ASSERT (0);
return EFI_NOT_FOUND;
}
// Install the SMBIOS table
Status = BuildAndInstallSmbiosTable (
TableFactoryProtocol,
CfgMgrProtocol,
SmbiosProtocol,
&SmbiosTableInfo[Index]
);
if (EFI_ERROR (Status)) {
DEBUG ((
DEBUG_ERROR,
"ERROR: Failed to install SMBIOS Table." \
" Id = %d Status = %r\n",
SmbiosTableInfo[Index].TableGeneratorId,
Status
));
}
return Status;
}
/** Schedule the dispatch of a default ordered SMBIOS table.
The SMBIOS dispatcher state table is used to establish the dependency
order in which the SMBIOS tables are installed. This allows the SMBIOS
dispatcher to dispatch the dependent tables for installation before the
parent table is installed.
The SMBIOS_TABLE_DISPATCHER.Dependency[] field is used to establish the
dependency list.
Elements in the Dependency list are resolved by increasing index. However,
all orders are equivalent as:
- the Parent SMBIOS table will only be installed once all dependencies
have been satisfied.
- no cyclic dependency is allowed.
The dependency list is terminated by SMTT_NULL.
@param [in] TableType The SMBIOS table type to schedule for
dispatch.
@param [in] TableFactoryProtocol Pointer to the Table Factory Protocol
interface.
@param [in] CfgMgrProtocol Pointer to the Configuration Manager
Protocol Interface.
@param [in] SmbiosProtocol Pointer to the SMBIOS protocol.
@param [in] SmbiosTableInfo Pointer to the SMBIOS table Info.
@param [in] SmbiosTableCount Count of SMBIOS table info objects.
@retval EFI_SUCCESS Success.
@retval EFI_INVALID_PARAMETER A parameter is invalid.
@retval EFI_NOT_FOUND Required object is not found.
@retval EFI_BAD_BUFFER_SIZE Size returned by the Configuration Manager
is less than the Object size for the
requested object.
@retval EFI_NO_MAPPING A dependent table may be optional and
may not be in the list of tables to install.
@retval EFI_ALREADY_STARTED A table may be in the dependency list of
multiple tables and would have been installed
when one of the other parent table's dependency
list was fulfilled.
**/
STATIC
EFI_STATUS
EFIAPI
DispatchDefaultOrderedSmbiosTable (
IN CONST SMBIOS_TABLE_TYPE TableType,
IN CONST EDKII_DYNAMIC_TABLE_FACTORY_PROTOCOL *CONST TableFactoryProtocol,
IN CONST EDKII_CONFIGURATION_MANAGER_PROTOCOL *CONST CfgMgrProtocol,
IN EFI_SMBIOS_PROTOCOL *SmbiosProtocol,
IN CM_STD_OBJ_SMBIOS_TABLE_INFO *CONST SmbiosTableInfo,
IN CONST UINT32 SmbiosTableCount
)
{
EFI_STATUS Status;
UINTN Index;
SMBIOS_TABLE_DISPATCHER *Disp;
SMBIOS_TABLE_TYPE DepTableType;
DEBUG ((DEBUG_VERBOSE, "->DP %02d\n", TableType));
Disp = &mSmBiosDispatcher[TableType];
if (Disp->Order != OrderDef) {
DEBUG ((DEBUG_VERBOSE, "<-DP %d : EFI_INVALID_PARAMETER\n", TableType));
// The table being request for installation is
// not a default ordered table.
return EFI_INVALID_PARAMETER;
}
if (Disp->State == StNotPresent) {
DEBUG ((DEBUG_VERBOSE, "<-DP %02d : EFI_NO_MAPPING\n", TableType));
// A dependent table may be optional and therefore may
// not be in the list of tables to install.
return EFI_NO_MAPPING;
}
if (Disp->State == StDispatched) {
DEBUG ((DEBUG_VERBOSE, "<-DP %02d : EFI_ALREADY_STARTED\n", TableType));
// This table may be in the dependency list of multiple tables
// and would have been installed when one of the other parent
// table's dependency list was fulfilled.
return EFI_ALREADY_STARTED;
}
// Table is present so check the dependency.
for (Index = 0; Index < MAX_SMBIOS_DEPENDENCY; Index++) {
DepTableType = Disp->Dependency[Index];
// Check if the dependency list is terminated by SMTT_NULL.
if (DepTableType == SMTT_NULL) {
break;
}
if (mSmBiosDispatcher[DepTableType].Order != OrderDef) {
// An incorrect dependency has been set.
// The default ordered SMBIOS tables must not have
// a dependency on ordered SMBIOS tables.
DEBUG ((
DEBUG_VERBOSE,
"<-DP %02d : EFI_INVALID_PARAMETER - Invalid dependency\n",
TableType
));
ASSERT (0);
return EFI_INVALID_PARAMETER;
}
Status = DispatchDefaultOrderedSmbiosTable (
DepTableType,
TableFactoryProtocol,
CfgMgrProtocol,
SmbiosProtocol,
SmbiosTableInfo,
SmbiosTableCount
);
if (EFI_ERROR (Status)) {
if ((Status == EFI_ALREADY_STARTED) ||
(Status == EFI_NO_MAPPING))
{
// Some dependencies may already be satisfied
// as other tables may also have similar
// dependencies i.e. EFI_ALREADY_STARTED
// Or
// the dependent table may be optional
// and not provided i.e. EFI_NO_MAPPING.
DEBUG ((
DEBUG_VERBOSE,
"<-DP %02d : Status = %r - treated as Success, continue\n",
TableType,
Status
));
// Therefore, reset Status to success
Status = EFI_SUCCESS;
continue;
}
DEBUG ((
DEBUG_VERBOSE,
"<-DP %02d : Status = %r\n",
TableType,
Status
));
return Status;
}
}
// All dependencies satisfied - dispatch SMBIOS table
Status = DispatchTable (
Disp,
TableFactoryProtocol,
CfgMgrProtocol,
SmbiosProtocol,
SmbiosTableInfo,
SmbiosTableCount
);
if (EFI_ERROR (Status)) {
DEBUG ((
DEBUG_ERROR,
"ERROR: Failed to install SMBIOS Table." \
" TableType = %u Status = %r\n",
Disp->TableType,
Status
));
}
DEBUG_PRINT_DISPATCHER_STATUS (FALSE);
DEBUG ((DEBUG_VERBOSE, "<-DP %0d\n", TableType));
return Status;
}
/** Schedule the dispatch of ordered SMBIOS tables.
The SMBIOS dispatcher dispatches the tables that have the default
order (OrderDef) set first before the ordered SMBIOS tables are
dispatched.
The SMBIOS_TABLE_DISPATCHER.Order field is used to establish the
dispatch order.
@param [in] Order The dispatch order for the SMBIOS table type
to be scheduled for dispatch.
@param [in] TableFactoryProtocol Pointer to the Table Factory Protocol
interface.
@param [in] CfgMgrProtocol Pointer to the Configuration Manager
Protocol Interface.
@param [in] SmbiosProtocol Pointer to the SMBIOS protocol.
@param [in] SmbiosTableInfo Pointer to the SMBIOS table Info.
@param [in] SmbiosTableCount Count of SMBIOS table info objects.
@retval EFI_SUCCESS Success.
@retval EFI_INVALID_PARAMETER A parameter is invalid.
@retval EFI_NOT_FOUND Required object is not found.
@retval EFI_BAD_BUFFER_SIZE Size returned by the Configuration Manager
is less than the Object size for the
requested object.
**/
STATIC
EFI_STATUS
EFIAPI
DispatchOrderedSmbiosTables (
IN CONST DISPATCH_ORDER Order,
IN CONST EDKII_DYNAMIC_TABLE_FACTORY_PROTOCOL *CONST TableFactoryProtocol,
IN CONST EDKII_CONFIGURATION_MANAGER_PROTOCOL *CONST CfgMgrProtocol,
IN EFI_SMBIOS_PROTOCOL *SmbiosProtocol,
IN CM_STD_OBJ_SMBIOS_TABLE_INFO *CONST SmbiosTableInfo,
IN CONST UINT32 SmbiosTableCount
)
{
EFI_STATUS Status;
UINTN Index;
SMBIOS_TABLE_DISPATCHER *Disp;
DEBUG ((DEBUG_VERBOSE, "->DPO %d\n", Order));
if (Order == OrderDef) {
DEBUG ((DEBUG_VERBOSE, "<-DPO %d : EFI_INVALID_PARAMETER\n", Order));
return EFI_INVALID_PARAMETER;
}
Disp = NULL;
for (Index = 0; Index < ARRAY_SIZE (mSmBiosDispatcher); Index++) {
if (mSmBiosDispatcher[Index].Order == Order) {
Disp = &mSmBiosDispatcher[Index];
break;
}
} // for
if (Disp == NULL) {
// Table with specified order not found.
DEBUG ((DEBUG_VERBOSE, "<-DPO %d : EFI_INVALID_PARAMETER\n", Order));
ASSERT (0);
return EFI_INVALID_PARAMETER;
} else if (Disp->State == StNotPresent) {
// An ordered table of this order is not present
// for installation. So, nothing to do here.
DEBUG ((
DEBUG_VERBOSE,
"<-DPO %a - %d {%u}: EFI_SUCCESS\n",
SmbiosTableStateTxt[Disp->State],
Order,
Disp->TableType
));
return EFI_SUCCESS;
} else if (Disp->State == StDispatched) {
// Ordered tables are dispatched in their dispatch order and
// cannot be in the dependency list of any other table.
// Therefore, the table cannot be already dispatched.
DEBUG ((
DEBUG_VERBOSE,
"<-DPO %a - %d {%u}: EFI_INVALID_PARAMETER\n",
SmbiosTableStateTxt[Disp->State],
Order,
Disp->TableType
));
ASSERT (0);
return EFI_INVALID_PARAMETER;
} else if (Disp->State != StPresent) {
// Invalid state, at this point the only valid state
// should be StPresent, otherwise the state machine
// is incorrect.
DEBUG ((
DEBUG_VERBOSE,
"<-DPO %d - %d {%u}: EFI_INVALID_PARAMETER\n",
Disp->State,
Order,
Disp->TableType
));
ASSERT (0);
return EFI_INVALID_PARAMETER;
}
Status = DispatchTable (
Disp,
TableFactoryProtocol,
CfgMgrProtocol,
SmbiosProtocol,
SmbiosTableInfo,
SmbiosTableCount
);
if (EFI_ERROR (Status)) {
DEBUG ((
DEBUG_ERROR,
"ERROR: Failed to install SMBIOS Table." \
" TableType = %u Status = %r\n",
Disp->TableType,
Status
));
}
DEBUG_PRINT_DISPATCHER_STATUS (FALSE);
DEBUG ((DEBUG_VERBOSE, "<-DPO %d {%u}\n", Order, Disp->TableType));
return Status;
}
/** Schedule the dispatch of SMBIOS tables.
The SMBIOS dispatcher state table is used to establish the dependency
order in which the SMBIOS tables are installed. This allows the SMBIOS
dispatcher to dispatch the dependent tables for installation before the
parent table is installed.
The SMBIOS_TABLE_DISPATCHER.Dependency[] field is used to establish the
dependency list.
Elements in the Dependency list are resolved by increasing index. However,
all orders are equivalent as:
- the Parent SMBIOS table will only be installed once all dependencies
have been satisfied.
- no cyclic dependency is allowed.
The dependency list is terminated by SMTT_NULL.
The SMBIOS dispatcher dispatches the tables that have the default
order (OrderDef) set before the ordered SMBIOS tables are dispatched.
The SMBIOS_TABLE_DISPATCHER.Order field is used to establish the
dispatch order.
The order specified in the SMBIOS dispatcher table must be unique for all
orders other than OrderDef. The dependency walk is only done for tables
that have the default dispatch order.
@param [in] TableFactoryProtocol Pointer to the Table Factory Protocol
interface.
@param [in] CfgMgrProtocol Pointer to the Configuration Manager
Protocol Interface.
@param [in] SmbiosProtocol Pointer to the SMBIOS protocol.
@param [in] SmbiosTableInfo Pointer to the SMBIOS table Info.
@param [in] SmbiosTableCount Count of SMBIOS table info objects.
@retval EFI_SUCCESS Success.
@retval EFI_INVALID_PARAMETER A parameter is invalid.
@retval EFI_NOT_FOUND Required object is not found.
@retval EFI_BAD_BUFFER_SIZE Size returned by the Configuration Manager
is less than the Object size for the
requested object.
**/
EFI_STATUS
EFIAPI
DispatchSmbiosTables (
IN CONST EDKII_DYNAMIC_TABLE_FACTORY_PROTOCOL *CONST TableFactoryProtocol,
IN CONST EDKII_CONFIGURATION_MANAGER_PROTOCOL *CONST CfgMgrProtocol,
IN EFI_SMBIOS_PROTOCOL *SmbiosProtocol,
IN CM_STD_OBJ_SMBIOS_TABLE_INFO *CONST SmbiosTableInfo,
IN CONST UINT32 SmbiosTableCount
)
{
EFI_STATUS Status;
UINTN Index;
UINT8 Order;
SMBIOS_TABLE_TYPE TableType;
if ((TableFactoryProtocol == NULL) ||
(CfgMgrProtocol == NULL) ||
(SmbiosProtocol == NULL) ||
(SmbiosTableInfo == NULL) ||
(SmbiosTableCount == 0))
{
return EFI_INVALID_PARAMETER;
}
// First dispatch the default ordered SMBIOS tables
for (Index = 0; Index < SmbiosTableCount; Index++) {
TableType = SmbiosTableInfo[Index].TableType;
ASSERT (TableType < MAX_SMBIOS_TABLES);
if (mSmBiosDispatcher[TableType].Order != OrderDef) {
// Skip if the table is not a default order table.
continue;
}
Status = DispatchDefaultOrderedSmbiosTable (
TableType,
TableFactoryProtocol,
CfgMgrProtocol,
SmbiosProtocol,
SmbiosTableInfo,
SmbiosTableCount
);
if (EFI_ERROR (Status)) {
if ((Status == EFI_ALREADY_STARTED) ||
(Status == EFI_NO_MAPPING))
{
// Some dependencies may already be satisfied
// as other tables may also have similar
// dependencies i.e. EFI_ALREADY_STARTED
// Or
// the dependent table may be optional
// and not provided i.e. EFI_NO_MAPPING.
DEBUG ((
DEBUG_VERBOSE,
"TableType %02d : Status = %r - treated as Success, continue\n",
SmbiosTableInfo[Index].TableType,
Status
));
// Therefore, reset Status to success
Status = EFI_SUCCESS;
continue;
}
DEBUG ((
DEBUG_ERROR,
"ERROR: Failed to install SMBIOS Table." \
" Id = %d Status = %r\n",
SmbiosTableInfo[Index].TableGeneratorId,
Status
));
return Status;
}
}
// Now dispatch the ordered SMBIOS tables
for (Order = OrderL1; Order < OrderMax; Order++) {
Status = DispatchOrderedSmbiosTables (
(DISPATCH_ORDER)Order,
TableFactoryProtocol,
CfgMgrProtocol,
SmbiosProtocol,
SmbiosTableInfo,
SmbiosTableCount
);
if (EFI_ERROR (Status)) {
DEBUG ((
DEBUG_ERROR,
"ERROR: Failed to install SMBIOS Table." \
" Order = %d Status = %r\n",
Order,
Status
));
break;
}
}
return Status;
}