diff options
| -rw-r--r-- | OvmfPkg/Library/PlatformBootManagerLib/BdsPlatform.c | 127 |
1 files changed, 44 insertions, 83 deletions
diff --git a/OvmfPkg/Library/PlatformBootManagerLib/BdsPlatform.c b/OvmfPkg/Library/PlatformBootManagerLib/BdsPlatform.c index 862fa6eb..004b753 100644 --- a/OvmfPkg/Library/PlatformBootManagerLib/BdsPlatform.c +++ b/OvmfPkg/Library/PlatformBootManagerLib/BdsPlatform.c @@ -26,7 +26,6 @@ VOID *mEfiDevPathNotifyReg; EFI_EVENT mEfiDevPathEvent;
VOID *mEmuVariableEventReg;
EFI_EVENT mEmuVariableEvent;
-BOOLEAN mDetectVgaOnly;
UINT16 mHostBridgeDevId;
//
@@ -830,35 +829,33 @@ DetectAndPreparePlatformPciDevicePath ( );
ASSERT_EFI_ERROR (Status);
- if (!mDetectVgaOnly) {
+ //
+ // Here we decide whether it is LPC Bridge
+ //
+ if ((IS_PCI_LPC (Pci)) ||
+ ((IS_PCI_ISA_PDECODE (Pci)) &&
+ (Pci->Hdr.VendorId == 0x8086) &&
+ (Pci->Hdr.DeviceId == 0x7000)
+ )
+ ) {
//
- // Here we decide whether it is LPC Bridge
+ // Add IsaKeyboard to ConIn,
+ // add IsaSerial to ConOut, ConIn, ErrOut
//
- if ((IS_PCI_LPC (Pci)) ||
- ((IS_PCI_ISA_PDECODE (Pci)) &&
- (Pci->Hdr.VendorId == 0x8086) &&
- (Pci->Hdr.DeviceId == 0x7000)
- )
- ) {
- //
- // Add IsaKeyboard to ConIn,
- // add IsaSerial to ConOut, ConIn, ErrOut
- //
- DEBUG ((EFI_D_INFO, "Found LPC Bridge device\n"));
- PrepareLpcBridgeDevicePath (Handle);
- return EFI_SUCCESS;
- }
+ DEBUG ((EFI_D_INFO, "Found LPC Bridge device\n"));
+ PrepareLpcBridgeDevicePath (Handle);
+ return EFI_SUCCESS;
+ }
+ //
+ // Here we decide which Serial device to enable in PCI bus
+ //
+ if (IS_PCI_16550SERIAL (Pci)) {
//
- // Here we decide which Serial device to enable in PCI bus
+ // Add them to ConOut, ConIn, ErrOut.
//
- if (IS_PCI_16550SERIAL (Pci)) {
- //
- // Add them to ConOut, ConIn, ErrOut.
- //
- DEBUG ((EFI_D_INFO, "Found PCI 16550 SERIAL device\n"));
- PreparePciSerialDevicePath (Handle);
- return EFI_SUCCESS;
- }
+ DEBUG ((EFI_D_INFO, "Found PCI 16550 SERIAL device\n"));
+ PreparePciSerialDevicePath (Handle);
+ return EFI_SUCCESS;
}
//
@@ -878,26 +875,6 @@ DetectAndPreparePlatformPciDevicePath ( /**
- Do platform specific PCI Device check and add them to ConOut, ConIn, ErrOut
-
- @param[in] DetectVgaOnly - Only detect VGA device if it's TRUE.
-
- @retval EFI_SUCCESS - PCI Device check and Console variable update
- successfully.
- @retval EFI_STATUS - PCI Device check or Console variable update fail.
-
-**/
-EFI_STATUS
-DetectAndPreparePlatformPciDevicePaths (
- BOOLEAN DetectVgaOnly
- )
-{
- mDetectVgaOnly = DetectVgaOnly;
- return VisitAllPciInstances (DetectAndPreparePlatformPciDevicePath);
-}
-
-
-/**
Connect the predefined platform default console device.
Always try to find and enable PCI display devices.
@@ -910,50 +887,34 @@ PlatformInitializeConsole ( )
{
UINTN Index;
- EFI_DEVICE_PATH_PROTOCOL *VarConout;
- EFI_DEVICE_PATH_PROTOCOL *VarConin;
//
- // Connect RootBridge
+ // Do platform specific PCI Device check and add them to ConOut, ConIn,
+ // ErrOut
//
- GetEfiGlobalVariable2 (EFI_CON_OUT_VARIABLE_NAME, (VOID **) &VarConout,
- NULL);
- GetEfiGlobalVariable2 (EFI_CON_IN_VARIABLE_NAME, (VOID **) &VarConin, NULL);
-
- if (VarConout == NULL || VarConin == NULL) {
- //
- // Do platform specific PCI Device check and add them to ConOut, ConIn,
- // ErrOut
- //
- DetectAndPreparePlatformPciDevicePaths (FALSE);
+ VisitAllPciInstances (DetectAndPreparePlatformPciDevicePath);
+ //
+ // Have chance to connect the platform default console,
+ // the platform default console is the minimum device group
+ // the platform should support
+ //
+ for (Index = 0; PlatformConsole[Index].DevicePath != NULL; ++Index) {
//
- // Have chance to connect the platform default console,
- // the platform default console is the minimum device group
- // the platform should support
+ // Update the console variable with the connect type
//
- for (Index = 0; PlatformConsole[Index].DevicePath != NULL; ++Index) {
- //
- // Update the console variable with the connect type
- //
- if ((PlatformConsole[Index].ConnectType & CONSOLE_IN) == CONSOLE_IN) {
- EfiBootManagerUpdateConsoleVariable (ConIn,
- PlatformConsole[Index].DevicePath, NULL);
- }
- if ((PlatformConsole[Index].ConnectType & CONSOLE_OUT) == CONSOLE_OUT) {
- EfiBootManagerUpdateConsoleVariable (ConOut,
- PlatformConsole[Index].DevicePath, NULL);
- }
- if ((PlatformConsole[Index].ConnectType & STD_ERROR) == STD_ERROR) {
- EfiBootManagerUpdateConsoleVariable (ErrOut,
- PlatformConsole[Index].DevicePath, NULL);
- }
+ if ((PlatformConsole[Index].ConnectType & CONSOLE_IN) == CONSOLE_IN) {
+ EfiBootManagerUpdateConsoleVariable (ConIn,
+ PlatformConsole[Index].DevicePath, NULL);
+ }
+ if ((PlatformConsole[Index].ConnectType & CONSOLE_OUT) == CONSOLE_OUT) {
+ EfiBootManagerUpdateConsoleVariable (ConOut,
+ PlatformConsole[Index].DevicePath, NULL);
+ }
+ if ((PlatformConsole[Index].ConnectType & STD_ERROR) == STD_ERROR) {
+ EfiBootManagerUpdateConsoleVariable (ErrOut,
+ PlatformConsole[Index].DevicePath, NULL);
}
- } else {
- //
- // Only detect VGA device and add them to ConOut
- //
- DetectAndPreparePlatformPciDevicePaths (TRUE);
}
}
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