diff options
Diffstat (limited to 'NetworkPkg/SnpDxe/Statistics.c')
| -rw-r--r-- | NetworkPkg/SnpDxe/Statistics.c | 139 |
1 files changed, 71 insertions, 68 deletions
diff --git a/NetworkPkg/SnpDxe/Statistics.c b/NetworkPkg/SnpDxe/Statistics.c index faeec536fc..34d1332523 100644 --- a/NetworkPkg/SnpDxe/Statistics.c +++ b/NetworkPkg/SnpDxe/Statistics.c @@ -6,10 +6,8 @@ SPDX-License-Identifier: BSD-2-Clause-Patent **/
-
#include "Snp.h"
-
/**
Resets or collects the statistics on a network interface.
@@ -60,20 +58,20 @@ SPDX-License-Identifier: BSD-2-Clause-Patent EFI_STATUS
EFIAPI
SnpUndi32Statistics (
- IN EFI_SIMPLE_NETWORK_PROTOCOL *This,
- IN BOOLEAN Reset,
- IN OUT UINTN *StatisticsSize OPTIONAL,
- IN OUT EFI_NETWORK_STATISTICS *StatisticsTable OPTIONAL
+ IN EFI_SIMPLE_NETWORK_PROTOCOL *This,
+ IN BOOLEAN Reset,
+ IN OUT UINTN *StatisticsSize OPTIONAL,
+ IN OUT EFI_NETWORK_STATISTICS *StatisticsTable OPTIONAL
)
{
- SNP_DRIVER *Snp;
- PXE_DB_STATISTICS *Db;
- UINT64 *Stp;
- UINT64 Mask;
- UINTN Size;
- UINTN Index;
- EFI_TPL OldTpl;
- EFI_STATUS Status;
+ SNP_DRIVER *Snp;
+ PXE_DB_STATISTICS *Db;
+ UINT64 *Stp;
+ UINT64 Mask;
+ UINTN Size;
+ UINTN Index;
+ EFI_TPL OldTpl;
+ EFI_STATUS Status;
//
// Get pointer to SNP driver instance for *This.
@@ -90,78 +88,81 @@ SnpUndi32Statistics ( // Return error if the SNP is not initialized.
//
switch (Snp->Mode.State) {
- case EfiSimpleNetworkInitialized:
- break;
+ case EfiSimpleNetworkInitialized:
+ break;
- case EfiSimpleNetworkStopped:
- Status = EFI_NOT_STARTED;
- goto ON_EXIT;
+ case EfiSimpleNetworkStopped:
+ Status = EFI_NOT_STARTED;
+ goto ON_EXIT;
- default:
- Status = EFI_DEVICE_ERROR;
- goto ON_EXIT;
+ default:
+ Status = EFI_DEVICE_ERROR;
+ goto ON_EXIT;
}
+
//
// if we are not resetting the counters, we have to have a valid stat table
// with >0 size. if no reset, no table and no size, return success.
//
- if (!Reset && StatisticsSize == NULL) {
+ if (!Reset && (StatisticsSize == NULL)) {
Status = (StatisticsTable != NULL) ? EFI_INVALID_PARAMETER : EFI_SUCCESS;
goto ON_EXIT;
}
+
//
// Initialize UNDI Statistics CDB
//
- Snp->Cdb.OpCode = PXE_OPCODE_STATISTICS;
- Snp->Cdb.CPBsize = PXE_CPBSIZE_NOT_USED;
- Snp->Cdb.CPBaddr = PXE_CPBADDR_NOT_USED;
- Snp->Cdb.StatCode = PXE_STATCODE_INITIALIZE;
- Snp->Cdb.StatFlags = PXE_STATFLAGS_INITIALIZE;
- Snp->Cdb.IFnum = Snp->IfNum;
- Snp->Cdb.Control = PXE_CONTROL_LAST_CDB_IN_LIST;
+ Snp->Cdb.OpCode = PXE_OPCODE_STATISTICS;
+ Snp->Cdb.CPBsize = PXE_CPBSIZE_NOT_USED;
+ Snp->Cdb.CPBaddr = PXE_CPBADDR_NOT_USED;
+ Snp->Cdb.StatCode = PXE_STATCODE_INITIALIZE;
+ Snp->Cdb.StatFlags = PXE_STATFLAGS_INITIALIZE;
+ Snp->Cdb.IFnum = Snp->IfNum;
+ Snp->Cdb.Control = PXE_CONTROL_LAST_CDB_IN_LIST;
if (Reset) {
- Snp->Cdb.OpFlags = PXE_OPFLAGS_STATISTICS_RESET;
- Snp->Cdb.DBsize = PXE_DBSIZE_NOT_USED;
- Snp->Cdb.DBaddr = PXE_DBADDR_NOT_USED;
- Db = Snp->Db;
+ Snp->Cdb.OpFlags = PXE_OPFLAGS_STATISTICS_RESET;
+ Snp->Cdb.DBsize = PXE_DBSIZE_NOT_USED;
+ Snp->Cdb.DBaddr = PXE_DBADDR_NOT_USED;
+ Db = Snp->Db;
} else {
- Snp->Cdb.OpFlags = PXE_OPFLAGS_STATISTICS_READ;
- Snp->Cdb.DBsize = (UINT16) sizeof (PXE_DB_STATISTICS);
- Snp->Cdb.DBaddr = (UINT64)(UINTN) (Db = Snp->Db);
+ Snp->Cdb.OpFlags = PXE_OPFLAGS_STATISTICS_READ;
+ Snp->Cdb.DBsize = (UINT16)sizeof (PXE_DB_STATISTICS);
+ Snp->Cdb.DBaddr = (UINT64)(UINTN)(Db = Snp->Db);
}
+
//
// Issue UNDI command and check result.
//
DEBUG ((DEBUG_NET, "\nsnp->undi.statistics() "));
- (*Snp->IssueUndi32Command) ((UINT64)(UINTN) &Snp->Cdb);
+ (*Snp->IssueUndi32Command)((UINT64)(UINTN)&Snp->Cdb);
switch (Snp->Cdb.StatCode) {
- case PXE_STATCODE_SUCCESS:
- break;
-
- case PXE_STATCODE_UNSUPPORTED:
- DEBUG (
- (DEBUG_ERROR,
- "\nsnp->undi.statistics() %xh:%xh\n",
- Snp->Cdb.StatFlags,
- Snp->Cdb.StatCode)
- );
-
- Status = EFI_UNSUPPORTED;
- goto ON_EXIT;
-
- default:
- DEBUG (
- (DEBUG_ERROR,
- "\nsnp->undi.statistics() %xh:%xh\n",
- Snp->Cdb.StatFlags,
- Snp->Cdb.StatCode)
- );
+ case PXE_STATCODE_SUCCESS:
+ break;
- Status = EFI_DEVICE_ERROR;
- goto ON_EXIT;
+ case PXE_STATCODE_UNSUPPORTED:
+ DEBUG (
+ (DEBUG_ERROR,
+ "\nsnp->undi.statistics() %xh:%xh\n",
+ Snp->Cdb.StatFlags,
+ Snp->Cdb.StatCode)
+ );
+
+ Status = EFI_UNSUPPORTED;
+ goto ON_EXIT;
+
+ default:
+ DEBUG (
+ (DEBUG_ERROR,
+ "\nsnp->undi.statistics() %xh:%xh\n",
+ Snp->Cdb.StatFlags,
+ Snp->Cdb.StatCode)
+ );
+
+ Status = EFI_DEVICE_ERROR;
+ goto ON_EXIT;
}
if (Reset) {
@@ -171,16 +172,17 @@ SnpUndi32Statistics ( if (StatisticsTable == NULL) {
*StatisticsSize = sizeof (EFI_NETWORK_STATISTICS);
- Status = EFI_BUFFER_TOO_SMALL;
+ Status = EFI_BUFFER_TOO_SMALL;
goto ON_EXIT;
}
+
//
// Convert the UNDI statistics information to SNP statistics
// information.
//
ZeroMem (StatisticsTable, *StatisticsSize);
- Stp = (UINT64 *) StatisticsTable;
- Size = 0;
+ Stp = (UINT64 *)StatisticsTable;
+ Size = 0;
for (Index = 0, Mask = 1; Index < 64; Index++, Mask = LShiftU64 (Mask, 1), Stp++) {
//
@@ -192,12 +194,13 @@ SnpUndi32Statistics ( }
if ((Db->Supported & Mask) != 0) {
- *Stp = Db->Data[Index];
- Size = Index + 1;
+ *Stp = Db->Data[Index];
+ Size = Index + 1;
} else {
SetMem (Stp, sizeof (UINT64), 0xFF);
}
}
+
//
// Compute size up to last supported statistic.
//
@@ -211,10 +214,10 @@ SnpUndi32Statistics ( if (*StatisticsSize >= Size) {
*StatisticsSize = Size;
- Status = EFI_SUCCESS;
+ Status = EFI_SUCCESS;
} else {
*StatisticsSize = Size;
- Status = EFI_BUFFER_TOO_SMALL;
+ Status = EFI_BUFFER_TOO_SMALL;
}
ON_EXIT:
|