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Diffstat (limited to 'OvmfPkg/Csm/CsmSupportLib/LegacyPlatform.c')
-rw-r--r--OvmfPkg/Csm/CsmSupportLib/LegacyPlatform.c553
1 files changed, 290 insertions, 263 deletions
diff --git a/OvmfPkg/Csm/CsmSupportLib/LegacyPlatform.c b/OvmfPkg/Csm/CsmSupportLib/LegacyPlatform.c
index 4bd6d70a1a..491897adbd 100644
--- a/OvmfPkg/Csm/CsmSupportLib/LegacyPlatform.c
+++ b/OvmfPkg/Csm/CsmSupportLib/LegacyPlatform.c
@@ -9,15 +9,15 @@
#include "LegacyPlatform.h"
-EFI_SETUP_BBS_MAP mSetupBbsMap[] = {
- { 1, 2, 1, 1 }, // ATA HardDrive
- { 2, 3, 1, 1 }, // ATAPI CDROM
- { 3, 0x80, 2, 0 }, // PXE
- { 4, 1, 0, 6 }, // USB Floppy
- { 4, 2, 0, 6 }, // USB HDD
- { 4, 3, 0, 6 }, // USB CD
- { 4, 1, 0, 0 }, // USB ZIP Bugbug since Class/SubClass code is uninitialized
- { 4, 2, 0, 0 } // USB ZIP Bugbug since Class/SubClass code is uninitialized
+EFI_SETUP_BBS_MAP mSetupBbsMap[] = {
+ { 1, 2, 1, 1 }, // ATA HardDrive
+ { 2, 3, 1, 1 }, // ATAPI CDROM
+ { 3, 0x80, 2, 0 }, // PXE
+ { 4, 1, 0, 6 }, // USB Floppy
+ { 4, 2, 0, 6 }, // USB HDD
+ { 4, 3, 0, 6 }, // USB CD
+ { 4, 1, 0, 0 }, // USB ZIP Bugbug since Class/SubClass code is uninitialized
+ { 4, 2, 0, 0 } // USB ZIP Bugbug since Class/SubClass code is uninitialized
};
//
@@ -29,23 +29,23 @@ EFI_SETUP_BBS_MAP mSetupBbsMap[] = {
#define NULL_ROM_FILE_GUID \
{ 0x00000000, 0x0000, 0x0000, { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 } }
-SYSTEM_ROM_TABLE mSystemRomTable[] = {
- { SYSTEM_ROM_FILE_GUID, 1 },
- { NULL_ROM_FILE_GUID, 0 }
+SYSTEM_ROM_TABLE mSystemRomTable[] = {
+ { SYSTEM_ROM_FILE_GUID, 1 },
+ { NULL_ROM_FILE_GUID, 0 }
};
EFI_HANDLE mVgaHandles[0x20];
EFI_HANDLE mDiskHandles[0x20];
EFI_HANDLE mIsaHandles[0x20];
-EFI_LEGACY_IRQ_PRIORITY_TABLE_ENTRY IrqPriorityTable[MAX_IRQ_PRIORITY_ENTRIES] = {
- {0x0B,0},
- {0x09,0},
- {0x0A,0},
- {0x05,0},
- {0x07,0},
- {0x00,0},
- {0x00,0}
+EFI_LEGACY_IRQ_PRIORITY_TABLE_ENTRY IrqPriorityTable[MAX_IRQ_PRIORITY_ENTRIES] = {
+ { 0x0B, 0 },
+ { 0x09, 0 },
+ { 0x0A, 0 },
+ { 0x05, 0 },
+ { 0x07, 0 },
+ { 0x00, 0 },
+ { 0x00, 0 }
};
//
@@ -54,18 +54,18 @@ EFI_LEGACY_IRQ_PRIORITY_TABLE_ENTRY IrqPriorityTable[MAX_IRQ_PRIORITY_ENTRIES] =
// to check to get bus number. The Slot number - 1 is an index into a decode
// table to get the bridge information.
//
-EFI_LEGACY_PIRQ_TABLE PirqTableHead = {
+EFI_LEGACY_PIRQ_TABLE PirqTableHead = {
{
EFI_LEGACY_PIRQ_TABLE_SIGNATURE, // UINT32 Signature
- 0x00, // UINT8 MinorVersion
- 0x01, // UINT8 MajorVersion
- 0x0000, // UINT16 TableSize
- 0x00, // UINT8 Bus
- 0x08, // UINT8 DevFun
- 0x0000, // UINT16 PciOnlyIrq
- 0x8086, // UINT16 CompatibleVid
- 0x122e, // UINT16 CompatibleDid
- 0x00000000, // UINT32 Miniport
+ 0x00, // UINT8 MinorVersion
+ 0x01, // UINT8 MajorVersion
+ 0x0000, // UINT16 TableSize
+ 0x00, // UINT8 Bus
+ 0x08, // UINT8 DevFun
+ 0x0000, // UINT16 PciOnlyIrq
+ 0x8086, // UINT16 CompatibleVid
+ 0x122e, // UINT16 CompatibleDid
+ 0x00000000, // UINT32 Miniport
{ // UINT8 Reserved[11]
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00
@@ -76,17 +76,29 @@ EFI_LEGACY_PIRQ_TABLE PirqTableHead = {
// -- Pin 1 -- -- Pin 2 -- -- Pin 3 -- -- Pin 4 --
// Bus Dev Reg Map Reg Map Reg Map Reg Map
//
- {0x00,0x08,{{0x60,0xDEB8},{0x61,0xDEB8},{0x62,0xDEB8},{0x63,0xDEB8}},0x00,0x00},
- {0x00,0x10,{{0x61,0xDEB8},{0x62,0xDEB8},{0x63,0xDEB8},{0x60,0xDEB8}},0x01,0x00},
- {0x00,0x18,{{0x62,0xDEB8},{0x63,0xDEB8},{0x60,0xDEB8},{0x61,0xDEB8}},0x02,0x00},
- {0x00,0x20,{{0x63,0xDEB8},{0x60,0xDEB8},{0x61,0xDEB8},{0x62,0xDEB8}},0x03,0x00},
- {0x00,0x28,{{0x60,0xDEB8},{0x61,0xDEB8},{0x62,0xDEB8},{0x63,0xDEB8}},0x04,0x00},
- {0x00,0x30,{{0x61,0xDEB8},{0x62,0xDEB8},{0x63,0xDEB8},{0x60,0xDEB8}},0x05,0x00},
+ { 0x00, 0x08, {
+ { 0x60, 0xDEB8 }, { 0x61, 0xDEB8 }, { 0x62, 0xDEB8 }, { 0x63, 0xDEB8 }
+ }, 0x00, 0x00 },
+ { 0x00, 0x10, {
+ { 0x61, 0xDEB8 }, { 0x62, 0xDEB8 }, { 0x63, 0xDEB8 }, { 0x60, 0xDEB8 }
+ }, 0x01, 0x00 },
+ { 0x00, 0x18, {
+ { 0x62, 0xDEB8 }, { 0x63, 0xDEB8 }, { 0x60, 0xDEB8 }, { 0x61, 0xDEB8 }
+ }, 0x02, 0x00 },
+ { 0x00, 0x20, {
+ { 0x63, 0xDEB8 }, { 0x60, 0xDEB8 }, { 0x61, 0xDEB8 }, { 0x62, 0xDEB8 }
+ }, 0x03, 0x00 },
+ { 0x00, 0x28, {
+ { 0x60, 0xDEB8 }, { 0x61, 0xDEB8 }, { 0x62, 0xDEB8 }, { 0x63, 0xDEB8 }
+ }, 0x04, 0x00 },
+ { 0x00, 0x30, {
+ { 0x61, 0xDEB8 }, { 0x62, 0xDEB8 }, { 0x63, 0xDEB8 }, { 0x60, 0xDEB8 }
+ }, 0x05, 0x00 },
}
};
-LEGACY_BIOS_PLATFORM_INSTANCE mPrivateData;
-EFI_HANDLE mImageHandle = NULL;
+LEGACY_BIOS_PLATFORM_INSTANCE mPrivateData;
+EFI_HANDLE mImageHandle = NULL;
/**
Return the handles and assorted information for the specified PCI Class code
@@ -102,32 +114,32 @@ EFI_HANDLE mImageHandle = NULL;
**/
EFI_STATUS
FindAllDeviceTypes (
- IN PCI_CLASS_RECORD *PciClasses,
- IN OUT DEVICE_STRUCTURE *DeviceTable,
- IN OUT UINT16 *DeviceIndex,
- IN BOOLEAN DeviceFlags
+ IN PCI_CLASS_RECORD *PciClasses,
+ IN OUT DEVICE_STRUCTURE *DeviceTable,
+ IN OUT UINT16 *DeviceIndex,
+ IN BOOLEAN DeviceFlags
)
{
- UINTN HandleCount;
- EFI_HANDLE *HandleBuffer;
- UINTN Index;
- UINTN StartIndex;
- PCI_TYPE00 PciConfigHeader;
- EFI_PCI_IO_PROTOCOL *PciIo;
- EFI_LEGACY_BIOS_PROTOCOL *LegacyBios;
- UINTN Flags;
- EFI_STATUS Status;
- UINTN Index2;
+ UINTN HandleCount;
+ EFI_HANDLE *HandleBuffer;
+ UINTN Index;
+ UINTN StartIndex;
+ PCI_TYPE00 PciConfigHeader;
+ EFI_PCI_IO_PROTOCOL *PciIo;
+ EFI_LEGACY_BIOS_PROTOCOL *LegacyBios;
+ UINTN Flags;
+ EFI_STATUS Status;
+ UINTN Index2;
//
// Get legacy BIOS protocol as it is required to deal with Option ROMs.
//
StartIndex = *DeviceIndex;
- Status = gBS->LocateProtocol (
- &gEfiLegacyBiosProtocolGuid,
- NULL,
- (VOID**)&LegacyBios
- );
+ Status = gBS->LocateProtocol (
+ &gEfiLegacyBiosProtocolGuid,
+ NULL,
+ (VOID **)&LegacyBios
+ );
ASSERT_EFI_ERROR (Status);
//
@@ -144,7 +156,7 @@ FindAllDeviceTypes (
gBS->HandleProtocol (
HandleBuffer[Index],
&gEfiPciIoProtocolGuid,
- (VOID**)&PciIo
+ (VOID **)&PciIo
);
PciIo->Pci.Read (
PciIo,
@@ -154,8 +166,9 @@ FindAllDeviceTypes (
&PciConfigHeader
);
for (Index2 = 0; PciClasses[Index2].Class != 0xff; Index2++) {
- if ((PciConfigHeader.Hdr.ClassCode[2] == PciClasses[Index2].Class) &&
- (PciConfigHeader.Hdr.ClassCode[1] == PciClasses[Index2].SubClass)) {
+ if ((PciConfigHeader.Hdr.ClassCode[2] == PciClasses[Index2].Class) &&
+ (PciConfigHeader.Hdr.ClassCode[1] == PciClasses[Index2].SubClass))
+ {
LegacyBios->CheckPciRom (
LegacyBios,
HandleBuffer[Index],
@@ -173,13 +186,14 @@ FindAllDeviceTypes (
if (
((DeviceFlags != 0) && (Flags == NO_ROM)) ||
((Flags & (ROM_FOUND | VALID_LEGACY_ROM)) == (ROM_FOUND | VALID_LEGACY_ROM))
- ) {
+ )
+ {
DeviceTable->Handle = HandleBuffer[Index];
DeviceTable->Vid = PciConfigHeader.Hdr.VendorId;
DeviceTable->Did = PciConfigHeader.Hdr.DeviceId;
DeviceTable->SvId = PciConfigHeader.Device.SubsystemVendorID;
DeviceTable->SysId = PciConfigHeader.Device.SubsystemID;
- ++ *DeviceIndex;
+ ++*DeviceIndex;
DeviceTable++;
}
}
@@ -211,8 +225,8 @@ FindAllDeviceTypes (
EFI_STATUS
EFIAPI
SmmInit (
- IN EFI_LEGACY_BIOS_PLATFORM_PROTOCOL *This,
- IN VOID *EfiToLegacy16BootTable
+ IN EFI_LEGACY_BIOS_PLATFORM_PROTOCOL *This,
+ IN VOID *EfiToLegacy16BootTable
)
{
return EFI_SUCCESS;
@@ -226,23 +240,23 @@ SmmInit (
**/
VOID
GetSelectedVgaDeviceInfo (
- OUT EFI_HANDLE *VgaHandle
+ OUT EFI_HANDLE *VgaHandle
)
{
- EFI_STATUS Status;
- UINTN HandleCount;
- EFI_HANDLE *HandleBuffer;
- UINTN Index;
- EFI_PCI_IO_PROTOCOL *PciIo;
- PCI_TYPE00 Pci;
- UINT8 MinBus;
- UINT8 MaxBus;
- UINTN Segment;
- UINTN Bus;
- UINTN Device;
- UINTN Function;
- UINTN SelectedAddress;
- UINTN CurrentAddress;
+ EFI_STATUS Status;
+ UINTN HandleCount;
+ EFI_HANDLE *HandleBuffer;
+ UINTN Index;
+ EFI_PCI_IO_PROTOCOL *PciIo;
+ PCI_TYPE00 Pci;
+ UINT8 MinBus;
+ UINT8 MaxBus;
+ UINTN Segment;
+ UINTN Bus;
+ UINTN Device;
+ UINTN Function;
+ UINTN SelectedAddress;
+ UINTN CurrentAddress;
//
// Initialize return to 'not found' state
@@ -253,9 +267,9 @@ GetSelectedVgaDeviceInfo (
// Initialize variable states. This is important for selecting the VGA
// device if multiple devices exist behind a single bridge.
//
- HandleCount = 0;
- HandleBuffer = NULL;
- SelectedAddress = PCI_LIB_ADDRESS(0xff, 0x1f, 0x7, 0);
+ HandleCount = 0;
+ HandleBuffer = NULL;
+ SelectedAddress = PCI_LIB_ADDRESS (0xff, 0x1f, 0x7, 0);
//
// The bus range to search for a VGA device in.
@@ -265,27 +279,27 @@ GetSelectedVgaDeviceInfo (
//
// Start to check all the pci io to find all possible VGA device
//
- HandleCount = 0;
+ HandleCount = 0;
HandleBuffer = NULL;
- Status = gBS->LocateHandleBuffer (
- ByProtocol,
- &gEfiPciIoProtocolGuid,
- NULL,
- &HandleCount,
- &HandleBuffer
- );
+ Status = gBS->LocateHandleBuffer (
+ ByProtocol,
+ &gEfiPciIoProtocolGuid,
+ NULL,
+ &HandleCount,
+ &HandleBuffer
+ );
if (EFI_ERROR (Status)) {
return;
}
for (Index = 0; Index < HandleCount; Index++) {
- Status = gBS->HandleProtocol (HandleBuffer[Index], &gEfiPciIoProtocolGuid, (VOID**)&PciIo);
+ Status = gBS->HandleProtocol (HandleBuffer[Index], &gEfiPciIoProtocolGuid, (VOID **)&PciIo);
if (!EFI_ERROR (Status)) {
//
// Determine if this is in the correct bus range.
//
Status = PciIo->GetLocation (PciIo, &Segment, &Bus, &Device, &Function);
- if (EFI_ERROR(Status) || (Bus < MinBus || Bus > MaxBus)) {
+ if (EFI_ERROR (Status) || ((Bus < MinBus) || (Bus > MaxBus))) {
continue;
}
@@ -293,12 +307,12 @@ GetSelectedVgaDeviceInfo (
// Read device information.
//
Status = PciIo->Pci.Read (
- PciIo,
- EfiPciIoWidthUint32,
- 0,
- sizeof (Pci) / sizeof (UINT32),
- &Pci
- );
+ PciIo,
+ EfiPciIoWidthUint32,
+ 0,
+ sizeof (Pci) / sizeof (UINT32),
+ &Pci
+ );
if (EFI_ERROR (Status)) {
continue;
}
@@ -309,7 +323,9 @@ GetSelectedVgaDeviceInfo (
if (!IS_PCI_VGA (&Pci)) {
continue;
}
- DEBUG ((DEBUG_INFO,
+
+ DEBUG ((
+ DEBUG_INFO,
"PCI VGA: 0x%04x:0x%04x\n",
Pci.Hdr.VendorId,
Pci.Hdr.DeviceId
@@ -319,10 +335,10 @@ GetSelectedVgaDeviceInfo (
// Currently we use the lowest numbered bus/device/function if multiple
// devices are found in the target bus range.
//
- CurrentAddress = PCI_LIB_ADDRESS(Bus, Device, Function, 0);
+ CurrentAddress = PCI_LIB_ADDRESS (Bus, Device, Function, 0);
if (CurrentAddress < SelectedAddress) {
SelectedAddress = CurrentAddress;
- *VgaHandle = HandleBuffer[Index];
+ *VgaHandle = HandleBuffer[Index];
}
}
}
@@ -330,7 +346,6 @@ GetSelectedVgaDeviceInfo (
FreePool (HandleBuffer);
}
-
/**
Returns a buffer of handles for the requested subfunction.
@@ -349,42 +364,42 @@ GetSelectedVgaDeviceInfo (
EFI_STATUS
EFIAPI
GetPlatformHandle (
- IN EFI_LEGACY_BIOS_PLATFORM_PROTOCOL *This,
- IN EFI_GET_PLATFORM_HANDLE_MODE Mode,
- IN UINT16 Type,
- OUT EFI_HANDLE **HandleBuffer,
- OUT UINTN *HandleCount,
- OUT VOID **AdditionalData OPTIONAL
+ IN EFI_LEGACY_BIOS_PLATFORM_PROTOCOL *This,
+ IN EFI_GET_PLATFORM_HANDLE_MODE Mode,
+ IN UINT16 Type,
+ OUT EFI_HANDLE **HandleBuffer,
+ OUT UINTN *HandleCount,
+ OUT VOID **AdditionalData OPTIONAL
)
{
- DEVICE_STRUCTURE LocalDevice[0x40];
- UINT32 LocalIndex;
- UINT32 Index;
- DEVICE_STRUCTURE TempDevice;
- EFI_STATUS Status;
- EFI_PCI_IO_PROTOCOL *PciIo;
- UINTN Segment;
- UINTN Bus;
- UINTN Device;
- UINTN Function;
- HDD_INFO *HddInfo;
- PCI_TYPE00 PciConfigHeader;
- UINT32 HddIndex;
- EFI_HANDLE IdeHandle;
+ DEVICE_STRUCTURE LocalDevice[0x40];
+ UINT32 LocalIndex;
+ UINT32 Index;
+ DEVICE_STRUCTURE TempDevice;
+ EFI_STATUS Status;
+ EFI_PCI_IO_PROTOCOL *PciIo;
+ UINTN Segment;
+ UINTN Bus;
+ UINTN Device;
+ UINTN Function;
+ HDD_INFO *HddInfo;
+ PCI_TYPE00 PciConfigHeader;
+ UINT32 HddIndex;
+ EFI_HANDLE IdeHandle;
EFI_LEGACY_BIOS_PROTOCOL *LegacyBios;
- PCI_CLASS_RECORD ClassLists[10];
- UINTN PriorityIndex;
+ PCI_CLASS_RECORD ClassLists[10];
+ UINTN PriorityIndex;
- static BOOLEAN bConnected = FALSE;
+ static BOOLEAN bConnected = FALSE;
- LocalIndex = 0x00;
- HddInfo = NULL;
- HddIndex = 0;
+ LocalIndex = 0x00;
+ HddInfo = NULL;
+ HddIndex = 0;
Status = gBS->LocateProtocol (
&gEfiLegacyBiosProtocolGuid,
NULL,
- (VOID**)&LegacyBios
+ (VOID **)&LegacyBios
);
//
@@ -400,9 +415,9 @@ GetPlatformHandle (
*HandleCount = (mVgaHandles[0] != NULL) ? 1 : 0;
return EFI_SUCCESS;
case EfiGetPlatformIdeHandle:
- IdeHandle = NULL;
+ IdeHandle = NULL;
if (AdditionalData != NULL) {
- HddInfo = (HDD_INFO *) *AdditionalData;
+ HddInfo = (HDD_INFO *)*AdditionalData;
}
//
@@ -417,7 +432,7 @@ GetPlatformHandle (
ClassLists[3].Class = PCI_CLASS_MASS_STORAGE;
ClassLists[3].SubClass = PCI_CLASS_MASS_STORAGE_SATADPA;
ClassLists[4].Class = 0xff;
- FindAllDeviceTypes (ClassLists, LocalDevice, (UINT16 *) &LocalIndex, TRUE);
+ FindAllDeviceTypes (ClassLists, LocalDevice, (UINT16 *)&LocalIndex, TRUE);
if (LocalIndex == 0) {
return EFI_NOT_FOUND;
}
@@ -449,10 +464,10 @@ GetPlatformHandle (
//
PriorityIndex = 0;
for (Index = 0; Index < LocalIndex; Index++) {
- if (LocalDevice[Index].Handle == IdeHandle && PriorityIndex == 0) {
- TempDevice = LocalDevice[PriorityIndex];
+ if ((LocalDevice[Index].Handle == IdeHandle) && (PriorityIndex == 0)) {
+ TempDevice = LocalDevice[PriorityIndex];
LocalDevice[PriorityIndex] = LocalDevice[Index];
- LocalDevice[Index] = TempDevice;
+ LocalDevice[Index] = TempDevice;
PriorityIndex++;
break;
}
@@ -464,6 +479,7 @@ GetPlatformHandle (
for (Index = 0; Index < LocalIndex; Index++) {
mDiskHandles[Index] = LocalDevice[Index].Handle;
}
+
*HandleBuffer = &mDiskHandles[0];
*HandleCount = LocalIndex;
@@ -477,11 +493,12 @@ GetPlatformHandle (
//
for (Index = 0; (Index < LocalIndex) && (AdditionalData != NULL); Index++) {
if ((LocalDevice[Index].Handle != NULL) &&
- (LocalDevice[Index].Handle == IdeHandle)) {
+ (LocalDevice[Index].Handle == IdeHandle))
+ {
Status = gBS->HandleProtocol (
LocalDevice[Index].Handle,
&gEfiPciIoProtocolGuid,
- (VOID **) &PciIo
+ (VOID **)&PciIo
);
PciIo->Pci.Read (
PciIo,
@@ -503,14 +520,14 @@ GetPlatformHandle (
// Be sure to only fill out correct information based on platform
// configuration.
//
- HddInfo[HddIndex].Status |= HDD_PRIMARY;
- HddInfo[HddIndex].Bus = (UINT32)Bus;
- HddInfo[HddIndex].Device = (UINT32)Device;
- HddInfo[HddIndex].Function = (UINT32)Function;
- HddInfo[HddIndex + 1].Status |= HDD_SECONDARY;
- HddInfo[HddIndex + 1].Bus = (UINT32)Bus;
- HddInfo[HddIndex + 1].Device = (UINT32)Device;
- HddInfo[HddIndex + 1].Function = (UINT32)Function;
+ HddInfo[HddIndex].Status |= HDD_PRIMARY;
+ HddInfo[HddIndex].Bus = (UINT32)Bus;
+ HddInfo[HddIndex].Device = (UINT32)Device;
+ HddInfo[HddIndex].Function = (UINT32)Function;
+ HddInfo[HddIndex + 1].Status |= HDD_SECONDARY;
+ HddInfo[HddIndex + 1].Bus = (UINT32)Bus;
+ HddInfo[HddIndex + 1].Device = (UINT32)Device;
+ HddInfo[HddIndex + 1].Function = (UINT32)Function;
//
// Primary controller data
@@ -524,11 +541,12 @@ GetPlatformHandle (
(UINT16)(PciConfigHeader.Device.Bar[4] & 0xfffc);
HddInfo[HddIndex].HddIrq = PciConfigHeader.Device.InterruptLine;
} else {
- HddInfo[HddIndex].HddIrq = 14;
+ HddInfo[HddIndex].HddIrq = 14;
HddInfo[HddIndex].CommandBaseAddress = 0x1f0;
HddInfo[HddIndex].ControlBaseAddress = 0x3f6;
- HddInfo[HddIndex].BusMasterAddress = 0;
+ HddInfo[HddIndex].BusMasterAddress = 0;
}
+
HddIndex++;
//
@@ -543,27 +561,29 @@ GetPlatformHandle (
(UINT16)(HddInfo[HddIndex].BusMasterAddress + 8);
HddInfo[HddIndex].HddIrq = PciConfigHeader.Device.InterruptLine;
} else {
- HddInfo[HddIndex].HddIrq = 15;
+ HddInfo[HddIndex].HddIrq = 15;
HddInfo[HddIndex].CommandBaseAddress = 0x170;
HddInfo[HddIndex].ControlBaseAddress = 0x376;
- HddInfo[HddIndex].BusMasterAddress = 0;
+ HddInfo[HddIndex].BusMasterAddress = 0;
}
+
HddIndex++;
}
}
}
+
return EFI_SUCCESS;
case EfiGetPlatformIsaBusHandle:
- ClassLists[0].Class = (UINT8) PCI_CLASS_BRIDGE;
- ClassLists[0].SubClass = (UINT8) PCI_CLASS_BRIDGE_ISA_PDECODE;
- ClassLists[1].Class = (UINT8) PCI_CLASS_BRIDGE;
- ClassLists[1].SubClass = (UINT8) PCI_CLASS_BRIDGE_ISA;
+ ClassLists[0].Class = (UINT8)PCI_CLASS_BRIDGE;
+ ClassLists[0].SubClass = (UINT8)PCI_CLASS_BRIDGE_ISA_PDECODE;
+ ClassLists[1].Class = (UINT8)PCI_CLASS_BRIDGE;
+ ClassLists[1].SubClass = (UINT8)PCI_CLASS_BRIDGE_ISA;
ClassLists[2].Class = 0xff;
//
// Locate all found block io devices
//
- FindAllDeviceTypes (ClassLists, LocalDevice, (UINT16 *) (&LocalIndex), TRUE);
+ FindAllDeviceTypes (ClassLists, LocalDevice, (UINT16 *)(&LocalIndex), TRUE);
if (LocalIndex == 0) {
return EFI_NOT_FOUND;
}
@@ -573,9 +593,9 @@ GetPlatformHandle (
//
for (Index = 0; Index < LocalIndex; Index++) {
if (LocalDevice[Index].Vid == V_INTEL_VENDOR_ID) {
- TempDevice = LocalDevice[0];
- LocalDevice[0] = LocalDevice[Index];
- LocalDevice[Index] = TempDevice;
+ TempDevice = LocalDevice[0];
+ LocalDevice[0] = LocalDevice[Index];
+ LocalDevice[Index] = TempDevice;
}
}
@@ -585,13 +605,14 @@ GetPlatformHandle (
for (Index = 0; Index < LocalIndex; Index++) {
mIsaHandles[Index] = LocalDevice[Index].Handle;
}
+
*HandleBuffer = &mIsaHandles[0];
*HandleCount = LocalIndex;
return EFI_SUCCESS;
case EfiGetPlatformUsbHandle:
default:
return EFI_UNSUPPORTED;
- };
+ }
}
/**
@@ -613,13 +634,13 @@ GetPlatformHandle (
EFI_STATUS
EFIAPI
PlatformHooks (
- IN EFI_LEGACY_BIOS_PLATFORM_PROTOCOL *This,
- IN EFI_GET_PLATFORM_HOOK_MODE Mode,
- IN UINT16 Type,
- OUT EFI_HANDLE DeviceHandle OPTIONAL,
- IN OUT UINTN *Shadowaddress OPTIONAL,
- IN EFI_COMPATIBILITY16_TABLE *Compatibility16Table OPTIONAL,
- OUT VOID **AdditionalData OPTIONAL
+ IN EFI_LEGACY_BIOS_PLATFORM_PROTOCOL *This,
+ IN EFI_GET_PLATFORM_HOOK_MODE Mode,
+ IN UINT16 Type,
+ OUT EFI_HANDLE DeviceHandle OPTIONAL,
+ IN OUT UINTN *Shadowaddress OPTIONAL,
+ IN EFI_COMPATIBILITY16_TABLE *Compatibility16Table OPTIONAL,
+ OUT VOID **AdditionalData OPTIONAL
)
{
EFI_IA32_REGISTER_SET Regs;
@@ -631,7 +652,7 @@ PlatformHooks (
Status = gBS->LocateProtocol (
&gEfiLegacyBiosProtocolGuid,
NULL,
- (VOID**)&LegacyBios
+ (VOID **)&LegacyBios
);
//
@@ -639,14 +660,14 @@ PlatformHooks (
//
Regs.H.AH = 0x00;
Regs.H.AL = 0x03;
- Status = LegacyBios->Int86 (LegacyBios, 0x10, &Regs);
+ Status = LegacyBios->Int86 (LegacyBios, 0x10, &Regs);
return Status;
case EfiPlatformHookShadowServiceRoms:
return EFI_SUCCESS;
case EfiPlatformHookAfterRomInit:
default:
return EFI_UNSUPPORTED;
- };
+ }
}
/**
@@ -671,24 +692,24 @@ PlatformHooks (
EFI_STATUS
EFIAPI
GetRoutingTable (
- IN EFI_LEGACY_BIOS_PLATFORM_PROTOCOL *This,
- OUT VOID **RoutingTable,
- OUT UINTN *RoutingTableEntries,
- OUT VOID **LocalPirqTable OPTIONAL,
- OUT UINTN *PirqTableSize OPTIONAL,
- OUT VOID **LocalIrqPriorityTable OPTIONAL,
- OUT UINTN *IrqPriorityTableEntries OPTIONAL
+ IN EFI_LEGACY_BIOS_PLATFORM_PROTOCOL *This,
+ OUT VOID **RoutingTable,
+ OUT UINTN *RoutingTableEntries,
+ OUT VOID **LocalPirqTable OPTIONAL,
+ OUT UINTN *PirqTableSize OPTIONAL,
+ OUT VOID **LocalIrqPriorityTable OPTIONAL,
+ OUT UINTN *IrqPriorityTableEntries OPTIONAL
)
{
- UINT16 PTableSize;
- UINT32 Index;
- UINT8 Bus;
- UINT8 Device;
- UINT8 Function;
- UINT8 Checksum;
- UINT8 *Ptr;
- EFI_STATUS Status;
- EFI_LEGACY_INTERRUPT_PROTOCOL *LegacyInterrupt;
+ UINT16 PTableSize;
+ UINT32 Index;
+ UINT8 Bus;
+ UINT8 Device;
+ UINT8 Function;
+ UINT8 Checksum;
+ UINT8 *Ptr;
+ EFI_STATUS Status;
+ EFI_LEGACY_INTERRUPT_PROTOCOL *LegacyInterrupt;
Checksum = 0;
@@ -699,7 +720,7 @@ GetRoutingTable (
Status = gBS->LocateProtocol (
&gEfiLegacyInterruptProtocolGuid,
NULL,
- (VOID**)&LegacyInterrupt
+ (VOID **)&LegacyInterrupt
);
ASSERT_EFI_ERROR (Status);
LegacyInterrupt->GetLocation (
@@ -714,34 +735,35 @@ GetRoutingTable (
//
PirqTableHead.PirqTable.TableSize = PTableSize;
PirqTableHead.PirqTable.Bus = Bus;
- PirqTableHead.PirqTable.DevFun = (UINT8) ((Device << 3) + Function);
- Ptr = (UINT8 *) (&PirqTableHead);
+ PirqTableHead.PirqTable.DevFun = (UINT8)((Device << 3) + Function);
+ Ptr = (UINT8 *)(&PirqTableHead);
//
// Calculate checksum.
//
for (Index = 0; Index < PTableSize; Index++) {
- Checksum = (UINT8) (Checksum + (UINT8) *Ptr);
- Ptr += 1;
+ Checksum = (UINT8)(Checksum + (UINT8)*Ptr);
+ Ptr += 1;
}
- Checksum = (UINT8) (0x00 - Checksum);
- PirqTableHead.PirqTable.Checksum = Checksum;
+
+ Checksum = (UINT8)(0x00 - Checksum);
+ PirqTableHead.PirqTable.Checksum = Checksum;
//
// Update return values.
//
- *LocalPirqTable = (VOID *) (&PirqTableHead);
- *PirqTableSize = PTableSize;
+ *LocalPirqTable = (VOID *)(&PirqTableHead);
+ *PirqTableSize = PTableSize;
}
//
// More items to return.
//
- *RoutingTable = PirqTableHead.IrqRoutingEntry;
- *RoutingTableEntries = MAX_IRQ_ROUTING_ENTRIES;
+ *RoutingTable = PirqTableHead.IrqRoutingEntry;
+ *RoutingTableEntries = MAX_IRQ_ROUTING_ENTRIES;
if (LocalIrqPriorityTable != NULL) {
- *LocalIrqPriorityTable = IrqPriorityTable;
- *IrqPriorityTableEntries = MAX_IRQ_PRIORITY_ENTRIES;
+ *LocalIrqPriorityTable = IrqPriorityTable;
+ *IrqPriorityTableEntries = MAX_IRQ_PRIORITY_ENTRIES;
}
return EFI_SUCCESS;
@@ -767,18 +789,18 @@ GetRoutingTable (
EFI_STATUS
EFIAPI
GetPlatformInfo (
- IN EFI_LEGACY_BIOS_PLATFORM_PROTOCOL *This,
- IN EFI_GET_PLATFORM_INFO_MODE Mode,
- OUT VOID **Table,
- OUT UINTN *TableSize,
- OUT UINTN *Location,
- OUT UINTN *Alignment,
- IN UINT16 LegacySegment,
- IN UINT16 LegacyOffset
+ IN EFI_LEGACY_BIOS_PLATFORM_PROTOCOL *This,
+ IN EFI_GET_PLATFORM_INFO_MODE Mode,
+ OUT VOID **Table,
+ OUT UINTN *TableSize,
+ OUT UINTN *Location,
+ OUT UINTN *Alignment,
+ IN UINT16 LegacySegment,
+ IN UINT16 LegacyOffset
)
{
- EFI_STATUS Status;
- UINTN Index;
+ EFI_STATUS Status;
+ UINTN Index;
switch (Mode) {
case EfiGetPlatformBinarySystemRom:
@@ -791,11 +813,12 @@ GetPlatformInfo (
EFI_SECTION_RAW,
0,
Table,
- (UINTN *) TableSize
+ (UINTN *)TableSize
);
if (EFI_ERROR (Status)) {
continue;
}
+
return EFI_SUCCESS;
}
@@ -808,7 +831,7 @@ GetPlatformInfo (
case EfiGetPlatformPciExpressBase:
default:
return EFI_UNSUPPORTED;
- };
+ }
}
/**
@@ -830,34 +853,35 @@ GetPlatformInfo (
EFI_STATUS
EFIAPI
TranslatePirq (
- IN EFI_LEGACY_BIOS_PLATFORM_PROTOCOL *This,
- IN UINTN PciBus,
- IN UINTN PciDevice,
- IN UINTN PciFunction,
- IN OUT UINT8 *Pirq,
- OUT UINT8 *PciIrq
+ IN EFI_LEGACY_BIOS_PLATFORM_PROTOCOL *This,
+ IN UINTN PciBus,
+ IN UINTN PciDevice,
+ IN UINTN PciFunction,
+ IN OUT UINT8 *Pirq,
+ OUT UINT8 *PciIrq
)
{
- EFI_LEGACY_INTERRUPT_PROTOCOL *LegacyInterrupt;
- EFI_STATUS Status;
- UINTN Index;
- UINTN Index1;
- UINT8 LocalPirq;
- UINT8 PirqData;
- UINT8 MatchData;
+ EFI_LEGACY_INTERRUPT_PROTOCOL *LegacyInterrupt;
+ EFI_STATUS Status;
+ UINTN Index;
+ UINTN Index1;
+ UINT8 LocalPirq;
+ UINT8 PirqData;
+ UINT8 MatchData;
Status = gBS->LocateProtocol (
&gEfiLegacyInterruptProtocolGuid,
NULL,
- (VOID**)&LegacyInterrupt
+ (VOID **)&LegacyInterrupt
);
ASSERT_EFI_ERROR (Status);
- LocalPirq = (UINT8) (*Pirq);
+ LocalPirq = (UINT8)(*Pirq);
for (Index = 0; Index < MAX_IRQ_ROUTING_ENTRIES; Index++) {
if ((PirqTableHead.IrqRoutingEntry[Index].Bus == PciBus) &&
- (PirqTableHead.IrqRoutingEntry[Index].Device == PciDevice)) {
- LocalPirq = (UINT8) (PirqTableHead.IrqRoutingEntry[Index].PirqEntry[LocalPirq].Pirq & 0x0f);
+ (PirqTableHead.IrqRoutingEntry[Index].Device == PciDevice))
+ {
+ LocalPirq = (UINT8)(PirqTableHead.IrqRoutingEntry[Index].PirqEntry[LocalPirq].Pirq & 0x0f);
if (LocalPirq > 4) {
LocalPirq -= 4;
}
@@ -867,8 +891,9 @@ TranslatePirq (
while (PirqData == 0) {
for (Index1 = 0; Index1 < MAX_IRQ_PRIORITY_ENTRIES; Index1++) {
if ((IrqPriorityTable[Index1].Used == MatchData) &&
- (IrqPriorityTable[Index1].Irq != 0)) {
- PirqData = IrqPriorityTable[Index1].Irq;
+ (IrqPriorityTable[Index1].Irq != 0))
+ {
+ PirqData = IrqPriorityTable[Index1].Irq;
IrqPriorityTable[Index1].Used = 0xff;
LegacyInterrupt->WritePirq (
LegacyInterrupt,
@@ -880,11 +905,10 @@ TranslatePirq (
}
if (PirqData == 0) {
-
//
// No unused interrupts, so start reusing them.
//
- MatchData = (UINT8) (~MatchData);
+ MatchData = (UINT8)(~MatchData);
}
}
@@ -896,7 +920,6 @@ TranslatePirq (
return EFI_SUCCESS;
}
-
/**
Attempt to legacy boot the BootOption. If the EFI contexted has been
compromised this function will not return.
@@ -914,26 +937,26 @@ TranslatePirq (
EFI_STATUS
EFIAPI
PrepareToBoot (
- IN EFI_LEGACY_BIOS_PLATFORM_PROTOCOL *This,
- IN BBS_BBS_DEVICE_PATH *BbsDevicePath,
- IN VOID *BbsTable,
- IN UINT32 LoadOptionsSize,
- IN VOID *LoadOptions,
- IN VOID *EfiToLegacy16BootTable
+ IN EFI_LEGACY_BIOS_PLATFORM_PROTOCOL *This,
+ IN BBS_BBS_DEVICE_PATH *BbsDevicePath,
+ IN VOID *BbsTable,
+ IN UINT32 LoadOptionsSize,
+ IN VOID *LoadOptions,
+ IN VOID *EfiToLegacy16BootTable
)
{
- BBS_TABLE *LocalBbsTable;
- EFI_TO_COMPATIBILITY16_BOOT_TABLE *Legacy16BootTable;
- DEVICE_PRODUCER_DATA_HEADER *SioPtr;
- UINT16 DevicePathType;
- UINT16 Index;
- UINT16 Priority;
+ BBS_TABLE *LocalBbsTable;
+ EFI_TO_COMPATIBILITY16_BOOT_TABLE *Legacy16BootTable;
+ DEVICE_PRODUCER_DATA_HEADER *SioPtr;
+ UINT16 DevicePathType;
+ UINT16 Index;
+ UINT16 Priority;
//
// Initialize values
//
- Priority = 0;
- Legacy16BootTable = (EFI_TO_COMPATIBILITY16_BOOT_TABLE*) EfiToLegacy16BootTable;
+ Priority = 0;
+ Legacy16BootTable = (EFI_TO_COMPATIBILITY16_BOOT_TABLE *)EfiToLegacy16BootTable;
//
// Set how Gate A20 is gated by hardware
@@ -943,7 +966,7 @@ PrepareToBoot (
SioPtr->Flags.A20Port90 = 1;
SioPtr->MousePresent = 1;
- LocalBbsTable = BbsTable;
+ LocalBbsTable = BbsTable;
//
// There are 2 cases that must be covered.
@@ -966,8 +989,9 @@ PrepareToBoot (
if ((LocalBbsTable[Index].BootPriority != BBS_UNPRIORITIZED_ENTRY) &&
(LocalBbsTable[Index].BootPriority != BBS_IGNORE_ENTRY) &&
(LocalBbsTable[Index].BootPriority != BBS_LOWEST_PRIORITY) &&
- (Priority <= LocalBbsTable[Index].BootPriority)) {
- Priority = (UINT16) (LocalBbsTable[Index].BootPriority + 1);
+ (Priority <= LocalBbsTable[Index].BootPriority))
+ {
+ Priority = (UINT16)(LocalBbsTable[Index].BootPriority + 1);
}
}
@@ -978,28 +1002,32 @@ PrepareToBoot (
case BBS_EMBED_NETWORK:
for (Index = 0; Index < Legacy16BootTable->NumberBbsEntries; Index++) {
if ((LocalBbsTable[Index].BootPriority == BBS_UNPRIORITIZED_ENTRY) &&
- (LocalBbsTable[Index].DeviceType == DevicePathType)) {
+ (LocalBbsTable[Index].DeviceType == DevicePathType))
+ {
LocalBbsTable[Index].BootPriority = Priority;
++Priority;
}
}
+
break;
case BBS_BEV_DEVICE:
for (Index = 0; Index < Legacy16BootTable->NumberBbsEntries; Index++) {
if ((LocalBbsTable[Index].BootPriority == BBS_UNPRIORITIZED_ENTRY) &&
(LocalBbsTable[Index].Class == 01) &&
- (LocalBbsTable[Index].SubClass == 01)) {
+ (LocalBbsTable[Index].SubClass == 01))
+ {
LocalBbsTable[Index].BootPriority = Priority;
++Priority;
}
}
+
break;
case BBS_USB:
case BBS_PCMCIA:
case BBS_UNKNOWN:
default:
break;
- };
+ }
//
// Set priority for rest of devices
@@ -1014,7 +1042,6 @@ PrepareToBoot (
return EFI_SUCCESS;
}
-
/**
Initialize Legacy Platform support
@@ -1026,16 +1053,16 @@ LegacyBiosPlatformInstall (
VOID
)
{
- EFI_STATUS Status;
- LEGACY_BIOS_PLATFORM_INSTANCE *Private;
+ EFI_STATUS Status;
+ LEGACY_BIOS_PLATFORM_INSTANCE *Private;
mImageHandle = gImageHandle;
- Private = &mPrivateData;
+ Private = &mPrivateData;
//
// Grab a copy of all the protocols we depend on.
//
- Private->Signature = LEGACY_BIOS_PLATFORM_INSTANCE_SIGNATURE;
+ Private->Signature = LEGACY_BIOS_PLATFORM_INSTANCE_SIGNATURE;
Private->LegacyBiosPlatform.GetPlatformInfo = GetPlatformInfo;
Private->LegacyBiosPlatform.GetPlatformHandle = GetPlatformHandle;
Private->LegacyBiosPlatform.SmmInit = SmmInit;
@@ -1043,17 +1070,17 @@ LegacyBiosPlatformInstall (
Private->LegacyBiosPlatform.GetRoutingTable = GetRoutingTable;
Private->LegacyBiosPlatform.TranslatePirq = TranslatePirq;
Private->LegacyBiosPlatform.PrepareToBoot = PrepareToBoot;
- Private->ImageHandle = gImageHandle;
+ Private->ImageHandle = gImageHandle;
//
// Make a new handle and install the protocol
//
Private->Handle = NULL;
- Status = gBS->InstallProtocolInterface (
- &Private->Handle,
- &gEfiLegacyBiosPlatformProtocolGuid,
- EFI_NATIVE_INTERFACE,
- &Private->LegacyBiosPlatform
- );
+ Status = gBS->InstallProtocolInterface (
+ &Private->Handle,
+ &gEfiLegacyBiosPlatformProtocolGuid,
+ EFI_NATIVE_INTERFACE,
+ &Private->LegacyBiosPlatform
+ );
return Status;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-02 02:41:15 +0000