sravan/system76-edk2
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

RefRefine soma code to make code run safely.

Browse Source 
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10885 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
ydong10
2010-09-17 10:42:10 +00:00
parent 36b4e01a25
commit 24115e4492
14 changed files with 507 additions and 170 deletions
Download Patch File Download Diff File Expand all files Collapse all files

74
PcAtChipsetPkg/PciHostBridgeDxe/PciRootBridgeIo.c
View File

@@ -145,7 +145,7 @@ RootBridgeIoMemRead (
IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH Width,
IN UINT64 Address,
IN UINTN Count,
IN OUT VOID *Buffer
OUT VOID *Buffer
);
/**
@@ -162,7 +162,7 @@ RootBridgeIoMemRead (
responsible for aligning the Address if required.
@param[in] Count The number of memory operations to perform. Bytes moved is
Width size * Count, starting at Address.
@param[out] Buffer For read operations, the destination buffer to store the results. For
@param[in] Buffer For read operations, the destination buffer to store the results. For
write operations, the source buffer to write data from.
@retval EFI_SUCCESS The data was read from or written to the PCI root bridge.
@@ -177,7 +177,7 @@ RootBridgeIoMemWrite (
IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH Width,
IN UINT64 Address,
IN UINTN Count,
IN OUT VOID *Buffer
IN VOID *Buffer
);
/**
@@ -185,11 +185,11 @@ RootBridgeIoMemWrite (
@param[in] This A pointer to the EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL.
@param[in] Width Signifies the width of the memory operations.
@param[in] Address The base address of the I/O operation. The caller is responsible for
@param[in] UserAddress The base address of the I/O operation. The caller is responsible for
aligning the Address if required.
@param[in] Count The number of I/O operations to perform. Bytes moved is Width
size * Count, starting at Address.
@param[out] Buffer For read operations, the destination buffer to store the results. For
@param[out] UserBuffer For read operations, the destination buffer to store the results. For
write operations, the source buffer to write data from.
@retval EFI_SUCCESS The data was read from or written to the PCI root bridge.
@@ -205,7 +205,7 @@ RootBridgeIoIoRead (
IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH Width,
IN UINT64 UserAddress,
IN UINTN Count,
IN OUT VOID *UserBuffer
OUT VOID *UserBuffer
);
/**
@@ -213,11 +213,11 @@ RootBridgeIoIoRead (
@param[in] This A pointer to the EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL.
@param[in] Width Signifies the width of the memory operations.
@param[in] Address The base address of the I/O operation. The caller is responsible for
@param[in] UserAddress The base address of the I/O operation. The caller is responsible for
aligning the Address if required.
@param[in] Count The number of I/O operations to perform. Bytes moved is Width
size * Count, starting at Address.
@param[out] Buffer For read operations, the destination buffer to store the results. For
@param[in] UserBuffer For read operations, the destination buffer to store the results. For
write operations, the source buffer to write data from.
@retval EFI_SUCCESS The data was read from or written to the PCI root bridge.
@@ -233,7 +233,7 @@ RootBridgeIoIoWrite (
IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH Width,
IN UINT64 UserAddress,
IN UINTN Count,
IN OUT VOID *UserBuffer
IN VOID *UserBuffer
);
/**
@@ -300,7 +300,7 @@ RootBridgeIoPciRead (
IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH Width,
IN UINT64 Address,
IN UINTN Count,
IN OUT VOID *Buffer
OUT VOID *Buffer
);
/**
@@ -317,7 +317,7 @@ RootBridgeIoPciRead (
@param[in] Address The address within the PCI configuration space for the PCI controller.
@param[in] Count The number of PCI configuration operations to perform. Bytes
moved is Width size * Count, starting at Address.
@param[out] Buffer For read operations, the destination buffer to store the results. For
@param[in] Buffer For read operations, the destination buffer to store the results. For
write operations, the source buffer to write data from.
@retval EFI_SUCCESS The data was read from or written to the PCI root bridge.
@@ -333,7 +333,7 @@ RootBridgeIoPciWrite (
IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH Width,
IN UINT64 Address,
IN UINTN Count,
IN OUT VOID *Buffer
IN VOID *Buffer
);
/**
@@ -346,7 +346,7 @@ RootBridgeIoPciWrite (
@param[in] This A pointer to the EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL.
@param[in] Operation Indicates if the bus master is going to read or write to system memory.
@param[in] HostAddress The system memory address to map to the PCI controller.
@param[in][out] NumberOfBytes On input the number of bytes to map. On output the number of bytes that were mapped.
@param[in, out] NumberOfBytes On input the number of bytes to map. On output the number of bytes that were mapped.
@param[out] DeviceAddress The resulting map address for the bus master PCI controller to use
to access the system memory's HostAddress.
@param[out] Mapping The value to pass to Unmap() when the bus master DMA operation is complete.
@@ -523,9 +523,9 @@ RootBridgeIoGetAttributes (
MEMORY_WRITE_COMBINE, MEMORY_CACHED, and
MEMORY_DISABLE are not set, then ResourceBase and
ResourceLength are ignored, and may be NULL.
@param[in][out] ResourceBase A pointer to the base address of the resource range to be modified
@param[in, out] ResourceBase A pointer to the base address of the resource range to be modified
by the attributes specified by Attributes.
@param[in][out] ResourceLength A pointer to the length of the resource range to be modified by the
@param[in, out] ResourceLength A pointer to the length of the resource range to be modified by the
attributes specified by Attributes.
@retval EFI_SUCCESS The current configuration of this PCI root bridge was returned in Resources.
@@ -866,7 +866,7 @@ RootBridgeIoCheckParameter (
@param[in] UserAddress The address within the PCI configuration space for the PCI controller.
@param[in] Count The number of PCI configuration operations to perform. Bytes
moved is Width size * Count, starting at Address.
@param[out] UserBuffer For read operations, the destination buffer to store the results. For
@param[in, out] UserBuffer For read operations, the destination buffer to store the results. For
write operations, the source buffer to write data from.
@retval EFI_SUCCESS The data was read from or written to the PCI root bridge.
@@ -958,7 +958,7 @@ RootBridgeIoMemRW (
@param[in] UserAddress The address within the PCI configuration space for the PCI controller.
@param[in] Count The number of PCI configuration operations to perform. Bytes
moved is Width size * Count, starting at Address.
@param[out] UserBuffer For read operations, the destination buffer to store the results. For
@param[in, out] UserBuffer For read operations, the destination buffer to store the results. For
write operations, the source buffer to write data from.
@retval EFI_SUCCESS The data was read from or written to the PCI root bridge.
@@ -1044,7 +1044,7 @@ RootBridgeIoIoRW (
@param[in] UserAddress The address within the PCI configuration space for the PCI controller.
@param[in] Count The number of PCI configuration operations to perform. Bytes
moved is Width size * Count, starting at Address.
@param[out] UserBuffer For read operations, the destination buffer to store the results. For
@param[in, out] UserBuffer For read operations, the destination buffer to store the results. For
write operations, the source buffer to write data from.
@retval EFI_SUCCESS The data was read from or written to the PCI root bridge.
@@ -1219,7 +1219,7 @@ RootBridgeIoPollMem (
}
NumberOfTicks += 1;
while (NumberOfTicks) {
while (NumberOfTicks != 0) {
mMetronome->WaitForTick (mMetronome, 1);
@@ -1320,7 +1320,7 @@ RootBridgeIoPollIo (
}
NumberOfTicks += 1;
while (NumberOfTicks) {
while (NumberOfTicks != 0) {
mMetronome->WaitForTick (mMetronome, 1);
@@ -1369,7 +1369,7 @@ RootBridgeIoMemRead (
IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH Width,
IN UINT64 Address,
IN UINTN Count,
IN OUT VOID *Buffer
OUT VOID *Buffer
)
{
return RootBridgeIoMemRW (This, FALSE, Width, Address, Count, Buffer);
@@ -1389,7 +1389,7 @@ RootBridgeIoMemRead (
responsible for aligning the Address if required.
@param[in] Count The number of memory operations to perform. Bytes moved is
Width size * Count, starting at Address.
@param[out] Buffer For read operations, the destination buffer to store the results. For
@param[in] Buffer For read operations, the destination buffer to store the results. For
write operations, the source buffer to write data from.
@retval EFI_SUCCESS The data was read from or written to the PCI root bridge.
@@ -1404,7 +1404,7 @@ RootBridgeIoMemWrite (
IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH Width,
IN UINT64 Address,
IN UINTN Count,
IN OUT VOID *Buffer
IN VOID *Buffer
)
{
return RootBridgeIoMemRW (This, TRUE, Width, Address, Count, Buffer);
@@ -1435,7 +1435,7 @@ RootBridgeIoIoRead (
IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH Width,
IN UINT64 Address,
IN UINTN Count,
IN OUT VOID *Buffer
OUT VOID *Buffer
)
{
return RootBridgeIoIoRW (This, FALSE, Width, Address, Count, Buffer);
@@ -1450,7 +1450,7 @@ RootBridgeIoIoRead (
aligning the Address if required.
@param[in] Count The number of I/O operations to perform. Bytes moved is Width
size * Count, starting at Address.
@param[out] Buffer For read operations, the destination buffer to store the results. For
@param[in] Buffer For read operations, the destination buffer to store the results. For
write operations, the source buffer to write data from.
@retval EFI_SUCCESS The data was read from or written to the PCI root bridge.
@@ -1466,7 +1466,7 @@ RootBridgeIoIoWrite (
IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH Width,
IN UINT64 Address,
IN UINTN Count,
IN OUT VOID *Buffer
IN VOID *Buffer
)
{
return RootBridgeIoIoRW (This, TRUE, Width, Address, Count, Buffer);
@@ -1499,7 +1499,7 @@ RootBridgeIoIoWrite (
EFI_STATUS
EFIAPI
RootBridgeIoCopyMem (
IN struct _EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL *This,
IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL *This,
IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH Width,
IN UINT64 DestAddress,
IN UINT64 SrcAddress,
@@ -1591,7 +1591,7 @@ RootBridgeIoPciRead (
IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH Width,
IN UINT64 Address,
IN UINTN Count,
IN OUT VOID *Buffer
OUT VOID *Buffer
)
{
return RootBridgeIoPciRW (This, FALSE, Width, Address, Count, Buffer);
@@ -1611,7 +1611,7 @@ RootBridgeIoPciRead (
@param[in] Address The address within the PCI configuration space for the PCI controller.
@param[in] Count The number of PCI configuration operations to perform. Bytes
moved is Width size * Count, starting at Address.
@param[out] Buffer For read operations, the destination buffer to store the results. For
@param[in] Buffer For read operations, the destination buffer to store the results. For
write operations, the source buffer to write data from.
@retval EFI_SUCCESS The data was read from or written to the PCI root bridge.
@@ -1627,7 +1627,7 @@ RootBridgeIoPciWrite (
IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH Width,
IN UINT64 Address,
IN UINTN Count,
IN OUT VOID *Buffer
IN VOID *Buffer
)
{
return RootBridgeIoPciRW (This, TRUE, Width, Address, Count, Buffer);
@@ -1643,7 +1643,7 @@ RootBridgeIoPciWrite (
@param[in] This A pointer to the EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL.
@param[in] Operation Indicates if the bus master is going to read or write to system memory.
@param[in] HostAddress The system memory address to map to the PCI controller.
@param[in][out] NumberOfBytes On input the number of bytes to map. On output the number of bytes that were mapped.
@param[in, out] NumberOfBytes On input the number of bytes to map. On output the number of bytes that were mapped.
@param[out] DeviceAddress The resulting map address for the bus master PCI controller to use
to access the system memory's HostAddress.
@param[out] Mapping The value to pass to Unmap() when the bus master DMA operation is complete.
@@ -1872,7 +1872,7 @@ RootBridgeIoAllocateBuffer (
//
// Validate Attributes
//
if (Attributes & EFI_PCI_ATTRIBUTE_INVALID_FOR_ALLOCATE_BUFFER) {
if ((Attributes & EFI_PCI_ATTRIBUTE_INVALID_FOR_ALLOCATE_BUFFER) != 0) {
return EFI_UNSUPPORTED;
}
@@ -2000,11 +2000,11 @@ RootBridgeIoGetAttributes (
//
// Set the return value for Supported and Attributes
//
if (Supported) {
if (Supported != NULL) {
*Supported = PrivateData->Supports;
}
if (Attributes) {
if (Attributes != NULL) {
*Attributes = PrivateData->Attributes;
}
@@ -2031,9 +2031,9 @@ RootBridgeIoGetAttributes (
MEMORY_WRITE_COMBINE, MEMORY_CACHED, and
MEMORY_DISABLE are not set, then ResourceBase and
ResourceLength are ignored, and may be NULL.
@param[in][out] ResourceBase A pointer to the base address of the resource range to be modified
@param[in, out] ResourceBase A pointer to the base address of the resource range to be modified
by the attributes specified by Attributes.
@param[in][out] ResourceLength A pointer to the length of the resource range to be modified by the
@param[in, out] ResourceLength A pointer to the length of the resource range to be modified by the
attributes specified by Attributes.
@retval EFI_SUCCESS The current configuration of this PCI root bridge was returned in Resources.
@@ -2054,7 +2054,7 @@ RootBridgeIoSetAttributes (
PrivateData = DRIVER_INSTANCE_FROM_PCI_ROOT_BRIDGE_IO_THIS(This);
if (Attributes) {
if (Attributes != 0) {
if ((Attributes & (~(PrivateData->Supports))) != 0) {
return EFI_UNSUPPORTED;
}