From: Abner Chang <abner.ch...@amd.com>
Update GetTransportCapability to support
Maximum Transfer Unit (MTU) of transport interface.
Signed-off-by: Abner Chang <abner.ch...@amd.com>
Cc: Isaac Oram <isaac.w.o...@intel.com>
Cc: Abdul Lateef Attar <abdat...@amd.com>
Cc: Nickle Wang <nick...@nvidia.com>
Cc: Igor Kulchytskyy <ig...@ami.com>
---
.../Library/ManageabilityTransportLib.h | 33 ++++++++---
.../Common/ManageabilityTransportKcs.h | 2 +
.../IpmiProtocol/Pei/IpmiPpiInternal.h | 8 ++-
.../BaseManageabilityTransportNull.c | 18 ++++--
.../Dxe/ManageabilityTransportKcs.c | 57 +++++++++++--------
.../Universal/IpmiProtocol/Dxe/IpmiProtocol.c | 24 ++++++--
.../Universal/IpmiProtocol/Pei/IpmiPpi.c | 51 ++++++++++-------
.../Universal/IpmiProtocol/Smm/IpmiProtocol.c | 24 ++++++--
8 files changed, 145 insertions(+), 72 deletions(-)
diff --git
a/Features/ManageabilityPkg/Include/Library/ManageabilityTransportLib.h
b/Features/ManageabilityPkg/Include/Library/ManageabilityTransportLib.h
index c022b4ac5c..d86d0d87d5 100644
--- a/Features/ManageabilityPkg/Include/Library/ManageabilityTransportLib.h
+++ b/Features/ManageabilityPkg/Include/Library/ManageabilityTransportLib.h
@@ -14,6 +14,9 @@
#define MANAGEABILITY_TRANSPORT_TOKEN_VERSION
((MANAGEABILITY_TRANSPORT_TOKEN_VERSION_MAJOR << 8) |\
MANAGEABILITY_TRANSPORT_TOKEN_VERSION_MINOR)
+#define MANAGEABILITY_TRANSPORT_PAYLOAD_SIZE_FROM_CAPABILITY(a) (1 << ((a &
MANAGEABILITY_TRANSPORT_CAPABILITY_MAXIMUM_PAYLOAD_MASK) >>\
+ MANAGEABILITY_TRANSPORT_CAPABILITY_MAXIMUM_PAYLOAD_BIT_POSITION))
+
typedef struct _MANAGEABILITY_TRANSPORT_FUNCTION_V1_0
MANAGEABILITY_TRANSPORT_FUNCTION_V1_0;
typedef struct _MANAGEABILITY_TRANSPORT
MANAGEABILITY_TRANSPORT;
typedef struct _MANAGEABILITY_TRANSPORT_TOKEN
MANAGEABILITY_TRANSPORT_TOKEN;
@@ -68,8 +71,17 @@ typedef UINT32 MANAGEABILITY_TRANSPORT_ADDITIONAL_STATUS;
/// Additional transport interface features.
///
typedef UINT32 MANAGEABILITY_TRANSPORT_CAPABILITY;
+/// Bit 0
#define MANAGEABILITY_TRANSPORT_CAPABILITY_MULTIPLE_TRANSFER_TOKENS 0x00000001
-#define MANAGEABILITY_TRANSPORT_CAPABILITY_ASYNCHRONOUS_TRANSFER 0x00000002
+/// Bit 1
+#define MANAGEABILITY_TRANSPORT_CAPABILITY_ASYNCHRONOUS_TRANSFER 0x00000002
+/// Bit 2 - Reserved
+/// Bit 7:3 - Transport interface maximum payload size, which is (2 ^ bit[7:3]
- 1)
+/// bit[7:3] means no maximum payload.
+#define MANAGEABILITY_TRANSPORT_CAPABILITY_MAXIMUM_PAYLOAD_MASK
0x000000f8
+#define MANAGEABILITY_TRANSPORT_CAPABILITY_MAXIMUM_PAYLOAD_BIT_POSITION 3
+#define MANAGEABILITY_TRANSPORT_CAPABILITY_MAXIMUM_PAYLOAD_NOT_AVAILABLE 0x00
+/// Bit 8:31 - Reserved
///
/// Definitions of Manageability transport interface functions.
@@ -187,15 +199,20 @@ AcquireTransportSession (
);
/**
- This function returns the transport capabilities.
-
- @param [out] TransportFeature Pointer to receive transport
capabilities.
- See the definitions of
- MANAGEABILITY_TRANSPORT_CAPABILITY.
-
+ This function returns the transport capabilities according to
+ the manageability protocol.
+
+ @param [in] TransportToken Transport token acquired from
manageability
+ transport library.
+ @param [out] TransportFeature Pointer to receive transport
capabilities.
+ See the definitions of
+ MANAGEABILITY_TRANSPORT_CAPABILITY.
+ @retval EFI_SUCCESS TransportCapability is returned
successfully.
+ @retval EFI_INVALID_PARAMETER TransportToken is not a valid token.
**/
-VOID
+EFI_STATUS
GetTransportCapability (
+ IN MANAGEABILITY_TRANSPORT_TOKEN *TransportToken,
OUT MANAGEABILITY_TRANSPORT_CAPABILITY *TransportCapability
);
diff --git
a/Features/ManageabilityPkg/Library/ManageabilityTransportKcsLib/Common/ManageabilityTransportKcs.h
b/Features/ManageabilityPkg/Library/ManageabilityTransportKcsLib/Common/ManageabilityTransportKcs.h
index f1758ffd8f..2cdf60ba7e 100644
---
a/Features/ManageabilityPkg/Library/ManageabilityTransportKcsLib/Common/ManageabilityTransportKcs.h
+++
b/Features/ManageabilityPkg/Library/ManageabilityTransportKcsLib/Common/ManageabilityTransportKcs.h
@@ -32,6 +32,8 @@ typedef struct {
#define IPMI_KCS_GET_STATE(s) (s >> 6)
#define IPMI_KCS_SET_STATE(s) (s << 6)
+#define MCTP_KCS_MTU_IN_POWER_OF_2 8
+
/// 5 sec, according to IPMI spec
#define IPMI_KCS_TIMEOUT_5_SEC 5000*1000
#define IPMI_KCS_TIMEOUT_1MS 1000
diff --git
a/Features/ManageabilityPkg/Universal/IpmiProtocol/Pei/IpmiPpiInternal.h
b/Features/ManageabilityPkg/Universal/IpmiProtocol/Pei/IpmiPpiInternal.h
index bbe0c8c5cb..4b6bdc97a9 100644
--- a/Features/ManageabilityPkg/Universal/IpmiProtocol/Pei/IpmiPpiInternal.h
+++ b/Features/ManageabilityPkg/Universal/IpmiProtocol/Pei/IpmiPpiInternal.h
@@ -17,9 +17,11 @@
#define MANAGEABILITY_IPMI_PPI_INTERNAL_FROM_LINK(a) CR (a,
PEI_IPMI_PPI_INTERNAL, PeiIpmiPpi, MANAGEABILITY_IPMI_PPI_INTERNAL_SIGNATURE)
typedef struct {
- UINT32 Signature;
- MANAGEABILITY_TRANSPORT_TOKEN *TransportToken;
- PEI_IPMI_PPI PeiIpmiPpi;
+ UINT32 Signature;
+ MANAGEABILITY_TRANSPORT_TOKEN *TransportToken;
+ MANAGEABILITY_TRANSPORT_CAPABILITY TransportCapability;
+ UINT32 TransportMaximumPayload;
+ PEI_IPMI_PPI PeiIpmiPpi;
} PEI_IPMI_PPI_INTERNAL;
#endif // MANAGEABILITY_IPMI_PPI_INTERNAL_H_
diff --git
a/Features/ManageabilityPkg/Library/BaseManageabilityTransportNullLib/BaseManageabilityTransportNull.c
b/Features/ManageabilityPkg/Library/BaseManageabilityTransportNullLib/BaseManageabilityTransportNull.c
index 49fc8c0f71..3aa68578a6 100644
---
a/Features/ManageabilityPkg/Library/BaseManageabilityTransportNullLib/BaseManageabilityTransportNull.c
+++
b/Features/ManageabilityPkg/Library/BaseManageabilityTransportNullLib/BaseManageabilityTransportNull.c
@@ -31,19 +31,25 @@ AcquireTransportSession (
}
/**
- This function returns the transport capabilities.
-
- @param [out] TransportFeature Pointer to receive transport
capabilities.
- See the definitions of
- MANAGEABILITY_TRANSPORT_CAPABILITY.
+ This function returns the transport capabilities according to
+ the manageability protocol.
+ @param [in] TransportToken Transport token acquired from
manageability
+ transport library.
+ @param [out] TransportFeature Pointer to receive transport
capabilities.
+ See the definitions of
+ MANAGEABILITY_TRANSPORT_CAPABILITY.
+ @retval EFI_SUCCESS TransportCapability is returned
successfully.
+ @retval EFI_INVALID_PARAMETER TransportToken is not a valid token.
**/
-VOID
+EFI_STATUS
GetTransportCapability (
+ IN MANAGEABILITY_TRANSPORT_TOKEN *TransportToken,
OUT MANAGEABILITY_TRANSPORT_CAPABILITY *TransportCapability
)
{
*TransportCapability = 0;
+ return EFI_SUCCESS;
}
/**
diff --git
a/Features/ManageabilityPkg/Library/ManageabilityTransportKcsLib/Dxe/ManageabilityTransportKcs.c
b/Features/ManageabilityPkg/Library/ManageabilityTransportKcsLib/Dxe/ManageabilityTransportKcs.c
index ab416e5449..7d85378fc1 100644
---
a/Features/ManageabilityPkg/Library/ManageabilityTransportKcsLib/Dxe/ManageabilityTransportKcs.c
+++
b/Features/ManageabilityPkg/Library/ManageabilityTransportKcsLib/Dxe/ManageabilityTransportKcs.c
@@ -62,7 +62,7 @@ KcsTransportInit (
}
if (HardwareInfo.Kcs == NULL) {
- DEBUG ((DEBUG_INFO, "%a: Hardware information is not provided, use dfault
settings.\n", __FUNCTION__));
+ DEBUG ((DEBUG_MANAGEABILITY_INFO, "%a: Hardware information is not
provided, use dfault settings.\n", __FUNCTION__));
mKcsHardwareInfo.MemoryMap =
MANAGEABILITY_TRANSPORT_KCS_IO_MAP_IO;
mKcsHardwareInfo.IoBaseAddress.IoAddress16 = PcdGet16
(PcdIpmiKcsIoBaseAddress);
mKcsHardwareInfo.IoDataInAddress.IoAddress16 =
mKcsHardwareInfo.IoBaseAddress.IoAddress16 + IPMI_KCS_DATA_IN_REGISTER_OFFSET;
@@ -81,21 +81,21 @@ KcsTransportInit (
// Get protocol specification name.
ManageabilityProtocolName = HelperManageabilitySpecName
(TransportToken->ManageabilityProtocolSpecification);
- DEBUG ((DEBUG_INFO, "%a: KCS transport hardware for %s is:\n", __FUNCTION__,
ManageabilityProtocolName));
+ DEBUG ((DEBUG_MANAGEABILITY_INFO, "%a: KCS transport hardware for %s is:\n",
__FUNCTION__, ManageabilityProtocolName));
if (mKcsHardwareInfo.MemoryMap) {
- DEBUG ((DEBUG_INFO, "Memory Map I/O\n", __FUNCTION__));
- DEBUG ((DEBUG_INFO, "Base Memory Address : 0x%08x\n",
mKcsHardwareInfo.IoBaseAddress.IoAddress32));
- DEBUG ((DEBUG_INFO, "Data in Address : 0x%08x\n",
mKcsHardwareInfo.IoDataInAddress.IoAddress32));
- DEBUG ((DEBUG_INFO, "Data out Address : 0x%08x\n",
mKcsHardwareInfo.IoDataOutAddress.IoAddress32));
- DEBUG ((DEBUG_INFO, "Command Address : 0x%08x\n",
mKcsHardwareInfo.IoCommandAddress.IoAddress32));
- DEBUG ((DEBUG_INFO, "Status Address : 0x%08x\n",
mKcsHardwareInfo.IoStatusAddress.IoAddress32));
+ DEBUG ((DEBUG_MANAGEABILITY_INFO, "Memory Map I/O\n", __FUNCTION__));
+ DEBUG ((DEBUG_MANAGEABILITY_INFO, "Base Memory Address : 0x%08x\n",
mKcsHardwareInfo.IoBaseAddress.IoAddress32));
+ DEBUG ((DEBUG_MANAGEABILITY_INFO, "Data in Address : 0x%08x\n",
mKcsHardwareInfo.IoDataInAddress.IoAddress32));
+ DEBUG ((DEBUG_MANAGEABILITY_INFO, "Data out Address : 0x%08x\n",
mKcsHardwareInfo.IoDataOutAddress.IoAddress32));
+ DEBUG ((DEBUG_MANAGEABILITY_INFO, "Command Address : 0x%08x\n",
mKcsHardwareInfo.IoCommandAddress.IoAddress32));
+ DEBUG ((DEBUG_MANAGEABILITY_INFO, "Status Address : 0x%08x\n",
mKcsHardwareInfo.IoStatusAddress.IoAddress32));
} else {
- DEBUG ((DEBUG_INFO, "I/O Map I/O\n"));
- DEBUG ((DEBUG_INFO, "Base I/O port : 0x%04x\n",
mKcsHardwareInfo.IoBaseAddress.IoAddress16));
- DEBUG ((DEBUG_INFO, "Data in I/O port : 0x%04x\n",
mKcsHardwareInfo.IoDataInAddress.IoAddress16));
- DEBUG ((DEBUG_INFO, "Data out I/O port: 0x%04x\n",
mKcsHardwareInfo.IoDataOutAddress.IoAddress16));
- DEBUG ((DEBUG_INFO, "Command I/O port : 0x%04x\n",
mKcsHardwareInfo.IoCommandAddress.IoAddress16));
- DEBUG ((DEBUG_INFO, "Status I/O port : 0x%04x\n",
mKcsHardwareInfo.IoStatusAddress.IoAddress16));
+ DEBUG ((DEBUG_MANAGEABILITY_INFO, "I/O Map I/O\n"));
+ DEBUG ((DEBUG_MANAGEABILITY_INFO, "Base I/O port : 0x%04x\n",
mKcsHardwareInfo.IoBaseAddress.IoAddress16));
+ DEBUG ((DEBUG_MANAGEABILITY_INFO, "Data in I/O port : 0x%04x\n",
mKcsHardwareInfo.IoDataInAddress.IoAddress16));
+ DEBUG ((DEBUG_MANAGEABILITY_INFO, "Data out I/O port: 0x%04x\n",
mKcsHardwareInfo.IoDataOutAddress.IoAddress16));
+ DEBUG ((DEBUG_MANAGEABILITY_INFO, "Command I/O port : 0x%04x\n",
mKcsHardwareInfo.IoCommandAddress.IoAddress16));
+ DEBUG ((DEBUG_MANAGEABILITY_INFO, "Status I/O port : 0x%04x\n",
mKcsHardwareInfo.IoStatusAddress.IoAddress16));
}
return EFI_SUCCESS;
@@ -221,7 +221,7 @@ KcsTransportTransmitReceive (
EFI_STATUS Status;
MANAGEABILITY_IPMI_TRANSPORT_HEADER *TransmitHeader;
- if (TransportToken == NULL || TransferToken == NULL) {
+ if ((TransportToken == NULL) || (TransferToken == NULL)) {
DEBUG ((DEBUG_ERROR, "%a: Invalid transport token or transfer token.\n",
__FUNCTION__));
return;
}
@@ -298,6 +298,7 @@ AcquireTransportSession (
DEBUG ((DEBUG_ERROR, "%a: Fail to allocate memory for
MANAGEABILITY_TRANSPORT_KCS\n", __FUNCTION__));
return EFI_OUT_OF_RESOURCES;
}
+
KcsTransportToken->Token.Transport = AllocateZeroPool (sizeof
(MANAGEABILITY_TRANSPORT));
if (KcsTransportToken->Token.Transport == NULL) {
FreePool (KcsTransportToken);
@@ -329,21 +330,29 @@ AcquireTransportSession (
}
/**
- This function returns the transport capabilities.
-
- @param [out] TransportFeature Pointer to receive transport
capabilities.
- See the definitions of
- MANAGEABILITY_TRANSPORT_CAPABILITY.
-
+ This function returns the transport capabilities according to
+ the manageability protocol.
+
+ @param [in] TransportToken Transport token acquired from
manageability
+ transport library.
+ @param [out] TransportFeature Pointer to receive transport
capabilities.
+ See the definitions of
+ MANAGEABILITY_TRANSPORT_CAPABILITY.
+ @retval EFI_SUCCESS TransportCapability is returned
successfully.
+ @retval EFI_INVALID_PARAMETER TransportToken is not a valid token.
**/
-VOID
+EFI_STATUS
GetTransportCapability (
+ IN MANAGEABILITY_TRANSPORT_TOKEN *TransportToken,
OUT MANAGEABILITY_TRANSPORT_CAPABILITY *TransportCapability
)
{
- if (TransportCapability != NULL) {
- *TransportCapability = 0;
+ if ((TransportToken == NULL) || (TransportCapability == NULL)) {
+ return EFI_INVALID_PARAMETER;
}
+
+ *TransportCapability = 0;
+ return EFI_SUCCESS;
}
/**
diff --git
a/Features/ManageabilityPkg/Universal/IpmiProtocol/Dxe/IpmiProtocol.c
b/Features/ManageabilityPkg/Universal/IpmiProtocol/Dxe/IpmiProtocol.c
index 05175ee448..51d5c7f0ba 100644
--- a/Features/ManageabilityPkg/Universal/IpmiProtocol/Dxe/IpmiProtocol.c
+++ b/Features/ManageabilityPkg/Universal/IpmiProtocol/Dxe/IpmiProtocol.c
@@ -17,9 +17,9 @@
#include "IpmiProtocolCommon.h"
-MANAGEABILITY_TRANSPORT_TOKEN *mTransportToken = NULL;
-CHAR16 *mTransportName;
-
+MANAGEABILITY_TRANSPORT_TOKEN *mTransportToken = NULL;
+CHAR16 *mTransportName;
+UINT32 TransportMaximumPayload;
MANAGEABILITY_TRANSPORT_HARDWARE_INFORMATION mHardwareInformation;
/**
@@ -92,8 +92,6 @@ DxeIpmiEntry (
MANAGEABILITY_TRANSPORT_CAPABILITY TransportCapability;
MANAGEABILITY_TRANSPORT_ADDITIONAL_STATUS TransportAdditionalStatus;
- GetTransportCapability (&TransportCapability);
-
Status = HelperAcquireManageabilityTransport (
&gManageabilityProtocolIpmiGuid,
&mTransportToken
@@ -103,8 +101,22 @@ DxeIpmiEntry (
return Status;
}
+ Status = GetTransportCapability (mTransportToken, &TransportCapability);
+ if (EFI_ERROR (Status)) {
+ DEBUG ((DEBUG_ERROR, "%a: Failed to GetTransportCapability().\n",
__FUNCTION__));
+ return Status;
+ }
+
+ TransportMaximumPayload =
MANAGEABILITY_TRANSPORT_PAYLOAD_SIZE_FROM_CAPABILITY (TransportCapability);
+ if (TransportMaximumPayload == (1 <<
MANAGEABILITY_TRANSPORT_CAPABILITY_MAXIMUM_PAYLOAD_NOT_AVAILABLE)) {
+ DEBUG ((DEBUG_MANAGEABILITY_INFO, "%a: Transport interface maximum payload
is undefined.\n", __FUNCTION__));
+ } else {
+ TransportMaximumPayload -= 1;
+ DEBUG ((DEBUG_MANAGEABILITY_INFO, "%a: Transport interface for IPMI
protocol has maximum payload %x.\n", __FUNCTION__, TransportMaximumPayload));
+ }
+
mTransportName = HelperManageabilitySpecName
(mTransportToken->Transport->ManageabilityTransportSpecification);
- DEBUG ((DEBUG_INFO, "%a: IPMI protocol over %s.\n", __FUNCTION__,
mTransportName));
+ DEBUG ((DEBUG_MANAGEABILITY_INFO, "%a: IPMI protocol over %s.\n",
__FUNCTION__, mTransportName));
//
// Setup hardware information according to the transport interface.
diff --git a/Features/ManageabilityPkg/Universal/IpmiProtocol/Pei/IpmiPpi.c
b/Features/ManageabilityPkg/Universal/IpmiProtocol/Pei/IpmiPpi.c
index f839cd7387..8bf1e794f0 100644
--- a/Features/ManageabilityPkg/Universal/IpmiProtocol/Pei/IpmiPpi.c
+++ b/Features/ManageabilityPkg/Universal/IpmiProtocol/Pei/IpmiPpi.c
@@ -51,19 +51,19 @@ PeiIpmiSubmitCommand (
IN OUT UINT32 *ResponseDataSize
)
{
- EFI_STATUS Status;
- PEI_IPMI_PPI_INTERNAL *PeiIpmiPpiinternal;
-
- PeiIpmiPpiinternal = MANAGEABILITY_IPMI_PPI_INTERNAL_FROM_LINK(This);
- Status = CommonIpmiSubmitCommand (
- PeiIpmiPpiinternal->TransportToken,
- NetFunction,
- Command,
- RequestData,
- RequestDataSize,
- ResponseData,
- ResponseDataSize
- );
+ EFI_STATUS Status;
+ PEI_IPMI_PPI_INTERNAL *PeiIpmiPpiinternal;
+
+ PeiIpmiPpiinternal = MANAGEABILITY_IPMI_PPI_INTERNAL_FROM_LINK (This);
+ Status = CommonIpmiSubmitCommand (
+ PeiIpmiPpiinternal->TransportToken,
+ NetFunction,
+ Command,
+ RequestData,
+ RequestDataSize,
+ ResponseData,
+ ResponseDataSize
+ );
return Status;
}
@@ -87,29 +87,28 @@ PeiIpmiEntry (
CHAR16 *TransportName;
PEI_IPMI_PPI_INTERNAL *PeiIpmiPpiinternal;
EFI_PEI_PPI_DESCRIPTOR *PpiDescriptor;
- MANAGEABILITY_TRANSPORT_CAPABILITY TransportCapability;
MANAGEABILITY_TRANSPORT_ADDITIONAL_STATUS TransportAdditionalStatus;
MANAGEABILITY_TRANSPORT_HARDWARE_INFORMATION HardwareInformation;
- PeiIpmiPpiinternal = (PEI_IPMI_PPI_INTERNAL *)AllocateZeroPool
(sizeof(PEI_IPMI_PPI_INTERNAL));
+ PeiIpmiPpiinternal = (PEI_IPMI_PPI_INTERNAL *)AllocateZeroPool (sizeof
(PEI_IPMI_PPI_INTERNAL));
if (PeiIpmiPpiinternal == NULL) {
DEBUG ((DEBUG_ERROR, "%a: Not enough memory for PEI_IPMI_PPI_INTERNAL.\n",
__FUNCTION__));
return EFI_OUT_OF_RESOURCES;
}
- PpiDescriptor = (EFI_PEI_PPI_DESCRIPTOR *)AllocateZeroPool
(sizeof(EFI_PEI_PPI_DESCRIPTOR));
+
+ PpiDescriptor = (EFI_PEI_PPI_DESCRIPTOR *)AllocateZeroPool (sizeof
(EFI_PEI_PPI_DESCRIPTOR));
if (PpiDescriptor == NULL) {
DEBUG ((DEBUG_ERROR, "%a: Not enough memory for
EFI_PEI_PPI_DESCRIPTOR.\n", __FUNCTION__));
return EFI_OUT_OF_RESOURCES;
}
- PeiIpmiPpiinternal->Signature = MANAGEABILITY_IPMI_PPI_INTERNAL_SIGNATURE;
+ PeiIpmiPpiinternal->Signature =
MANAGEABILITY_IPMI_PPI_INTERNAL_SIGNATURE;
PeiIpmiPpiinternal->PeiIpmiPpi.IpmiSubmitCommand = PeiIpmiSubmitCommand;
PpiDescriptor->Flags = EFI_PEI_PPI_DESCRIPTOR_PPI |
EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST;
PpiDescriptor->Guid = &gPeiIpmiPpiGuid;
PpiDescriptor->Ppi = &PeiIpmiPpiinternal->PeiIpmiPpi;
- GetTransportCapability (&TransportCapability);
Status = HelperAcquireManageabilityTransport (
&gManageabilityProtocolIpmiGuid,
&PeiIpmiPpiinternal->TransportToken
@@ -119,8 +118,22 @@ PeiIpmiEntry (
return Status;
}
+ Status = GetTransportCapability (PeiIpmiPpiinternal->TransportToken,
&PeiIpmiPpiinternal->TransportCapability);
+ if (EFI_ERROR (Status)) {
+ DEBUG ((DEBUG_ERROR, "%a: Failed to GetTransportCapability().\n",
__FUNCTION__));
+ return Status;
+ }
+
+ PeiIpmiPpiinternal->TransportMaximumPayload =
MANAGEABILITY_TRANSPORT_PAYLOAD_SIZE_FROM_CAPABILITY
(PeiIpmiPpiinternal->TransportCapability);
+ if (PeiIpmiPpiinternal->TransportMaximumPayload == (1 <<
MANAGEABILITY_TRANSPORT_CAPABILITY_MAXIMUM_PAYLOAD_NOT_AVAILABLE)) {
+ DEBUG ((DEBUG_MANAGEABILITY_INFO, "%a: Transport interface maximum payload
is undefined.\n", __FUNCTION__));
+ } else {
+ PeiIpmiPpiinternal->TransportMaximumPayload -= 1;
+ DEBUG ((DEBUG_MANAGEABILITY_INFO, "%a: Transport interface for IPMI
protocol has maximum payload 0x%x.\n", __FUNCTION__,
PeiIpmiPpiinternal->TransportMaximumPayload));
+ }
+
TransportName = HelperManageabilitySpecName
(PeiIpmiPpiinternal->TransportToken->Transport->ManageabilityTransportSpecification);
- DEBUG ((DEBUG_INFO, "%a: IPMI protocol over %s.\n", __FUNCTION__,
TransportName));
+ DEBUG ((DEBUG_MANAGEABILITY_INFO, "%a: IPMI protocol over %s.\n",
__FUNCTION__, TransportName));
//
// Setup hardware information according to the transport interface.
diff --git
a/Features/ManageabilityPkg/Universal/IpmiProtocol/Smm/IpmiProtocol.c
b/Features/ManageabilityPkg/Universal/IpmiProtocol/Smm/IpmiProtocol.c
index 87a5436bdf..e4cd166b7a 100644
--- a/Features/ManageabilityPkg/Universal/IpmiProtocol/Smm/IpmiProtocol.c
+++ b/Features/ManageabilityPkg/Universal/IpmiProtocol/Smm/IpmiProtocol.c
@@ -18,9 +18,9 @@
#include "IpmiProtocolCommon.h"
-MANAGEABILITY_TRANSPORT_TOKEN *mTransportToken = NULL;
-CHAR16 *mTransportName;
-
+MANAGEABILITY_TRANSPORT_TOKEN *mTransportToken = NULL;
+CHAR16 *mTransportName;
+UINT32 TransportMaximumPayload;
MANAGEABILITY_TRANSPORT_HARDWARE_INFORMATION mHardwareInformation;
/**
@@ -93,8 +93,6 @@ SmmIpmiEntry (
MANAGEABILITY_TRANSPORT_CAPABILITY TransportCapability;
MANAGEABILITY_TRANSPORT_ADDITIONAL_STATUS TransportAdditionalStatus;
- GetTransportCapability (&TransportCapability);
-
Status = HelperAcquireManageabilityTransport (
&gManageabilityProtocolIpmiGuid,
&mTransportToken
@@ -104,8 +102,22 @@ SmmIpmiEntry (
return Status;
}
+ Status = GetTransportCapability (mTransportToken, &TransportCapability);
+ if (EFI_ERROR (Status)) {
+ DEBUG ((DEBUG_ERROR, "%a: Failed to GetTransportCapability().\n",
__FUNCTION__));
+ return Status;
+ }
+
+ TransportMaximumPayload =
MANAGEABILITY_TRANSPORT_PAYLOAD_SIZE_FROM_CAPABILITY (TransportCapability);
+ if (TransportMaximumPayload == (1 <<
MANAGEABILITY_TRANSPORT_CAPABILITY_MAXIMUM_PAYLOAD_NOT_AVAILABLE)) {
+ DEBUG ((DEBUG_MANAGEABILITY_INFO, "%a: Transport interface maximum payload
is undefined.\n", __FUNCTION__));
+ } else {
+ TransportMaximumPayload -= 1;
+ DEBUG ((DEBUG_MANAGEABILITY_INFO, "%a: Transport interface for IPMI
protocol has maximum payload 0x%x.\n", __FUNCTION__, TransportMaximumPayload));
+ }
+
mTransportName = HelperManageabilitySpecName
(mTransportToken->Transport->ManageabilityTransportSpecification);
- DEBUG ((DEBUG_INFO, "%a: IPMI protocol over %s.\n", __FUNCTION__,
mTransportName));
+ DEBUG ((DEBUG_MANAGEABILITY_INFO, "%a: IPMI protocol over %s.\n",
__FUNCTION__, mTransportName));
//
// Setup hardware information according to the transport interface.
--
2.37.1.windows.1
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