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Diffstat (limited to 'OvmfPkg/Bhyve/BhyveRfbDxe/GopDriver.c')
-rw-r--r--OvmfPkg/Bhyve/BhyveRfbDxe/GopDriver.c256
1 files changed, 134 insertions, 122 deletions
diff --git a/OvmfPkg/Bhyve/BhyveRfbDxe/GopDriver.c b/OvmfPkg/Bhyve/BhyveRfbDxe/GopDriver.c
index bab4fbda53..bd8a0d804b 100644
--- a/OvmfPkg/Bhyve/BhyveRfbDxe/GopDriver.c
+++ b/OvmfPkg/Bhyve/BhyveRfbDxe/GopDriver.c
@@ -13,13 +13,12 @@ SPDX-License-Identifier: BSD-2-Clause-Patent
STATIC VOID
BhyveGetGraphicsMode (
- EFI_PCI_IO_PROTOCOL *PciIo,
- UINT16 *Width,
- UINT16 *Height,
- UINT16 *Depth
+ EFI_PCI_IO_PROTOCOL *PciIo,
+ UINT16 *Width,
+ UINT16 *Height,
+ UINT16 *Depth
);
-
/**
Tests to see if this driver supports a given controller. If a child device is provided,
it further tests to see if this driver supports creating a handle for the specified child device.
@@ -65,15 +64,15 @@ BhyveGetGraphicsMode (
EFI_STATUS
EFIAPI
EmuGopDriverBindingSupported (
- IN EFI_DRIVER_BINDING_PROTOCOL *This,
- IN EFI_HANDLE Handle,
- IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,
+ IN EFI_HANDLE Handle,
+ IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
)
{
- EFI_STATUS Status;
- EFI_PCI_IO_PROTOCOL *PciIo;
- PCI_TYPE00 Pci;
- UINT16 Width, Height, Depth;
+ EFI_STATUS Status;
+ EFI_PCI_IO_PROTOCOL *PciIo;
+ PCI_TYPE00 Pci;
+ UINT16 Width, Height, Depth;
//
// Open the IO Abstraction(s) needed to perform the supported test
@@ -81,7 +80,7 @@ EmuGopDriverBindingSupported (
Status = gBS->OpenProtocol (
Handle,
&gEfiPciIoProtocolGuid,
- (VOID **) &PciIo,
+ (VOID **)&PciIo,
This->DriverBindingHandle,
Handle,
EFI_OPEN_PROTOCOL_BY_DRIVER
@@ -107,11 +106,11 @@ EmuGopDriverBindingSupported (
}
Status = EFI_UNSUPPORTED;
- if (Pci.Hdr.VendorId == 0xFB5D && Pci.Hdr.DeviceId == 0x40FB) {
- DEBUG((DEBUG_INFO, "BHYVE framebuffer device detected\n"));
+ if ((Pci.Hdr.VendorId == 0xFB5D) && (Pci.Hdr.DeviceId == 0x40FB)) {
+ DEBUG ((DEBUG_INFO, "BHYVE framebuffer device detected\n"));
Status = EFI_SUCCESS;
- BhyveGetGraphicsMode(PciIo, &Width, &Height, &Depth);
+ BhyveGetGraphicsMode (PciIo, &Width, &Height, &Depth);
PcdSet32S (PcdVideoHorizontalResolution, Width);
PcdSet32S (PcdVideoVerticalResolution, Height);
}
@@ -121,16 +120,15 @@ Done:
// Close the PCI I/O Protocol
//
gBS->CloseProtocol (
- Handle,
- &gEfiPciIoProtocolGuid,
- This->DriverBindingHandle,
- Handle
- );
+ Handle,
+ &gEfiPciIoProtocolGuid,
+ This->DriverBindingHandle,
+ Handle
+ );
return Status;
}
-
/**
Starts a device controller or a bus controller.
@@ -169,25 +167,25 @@ Done:
EFI_STATUS
EFIAPI
EmuGopDriverBindingStart (
- IN EFI_DRIVER_BINDING_PROTOCOL *This,
- IN EFI_HANDLE Handle,
- IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,
+ IN EFI_HANDLE Handle,
+ IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
)
{
- BHYVE_FBUF_MEMREGS Memregs;
- GOP_PRIVATE_DATA *Private;
- EFI_STATUS Status;
- EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR *MmioDesc;
+ BHYVE_FBUF_MEMREGS Memregs;
+ GOP_PRIVATE_DATA *Private;
+ EFI_STATUS Status;
+ EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR *MmioDesc;
//
// Allocate Private context data for SGO inteface.
//
Private = NULL;
- Status = gBS->AllocatePool (
- EfiBootServicesData,
- sizeof (GOP_PRIVATE_DATA),
- (VOID **)&Private
- );
+ Status = gBS->AllocatePool (
+ EfiBootServicesData,
+ sizeof (GOP_PRIVATE_DATA),
+ (VOID **)&Private
+ );
if (EFI_ERROR (Status)) {
goto Done;
}
@@ -204,7 +202,7 @@ EmuGopDriverBindingStart (
Status = gBS->OpenProtocol (
Handle,
&gEfiPciIoProtocolGuid,
- (VOID **) &Private->PciIo,
+ (VOID **)&Private->PciIo,
This->DriverBindingHandle,
Handle,
EFI_OPEN_PROTOCOL_BY_DRIVER
@@ -217,24 +215,30 @@ EmuGopDriverBindingStart (
// Check if fbuf mmio BAR is present
//
MmioDesc = NULL;
- Status = Private->PciIo->GetBarAttributes (
- Private->PciIo,
- PCI_BAR_IDX0,
- NULL,
- (VOID**) &MmioDesc
- );
+ Status = Private->PciIo->GetBarAttributes (
+ Private->PciIo,
+ PCI_BAR_IDX0,
+ NULL,
+ (VOID **)&MmioDesc
+ );
if (EFI_ERROR (Status) ||
- MmioDesc->ResType != ACPI_ADDRESS_SPACE_TYPE_MEM) {
+ (MmioDesc->ResType != ACPI_ADDRESS_SPACE_TYPE_MEM))
+ {
DEBUG ((DEBUG_INFO, "BHYVE GOP: No mmio bar\n"));
} else {
- DEBUG ((DEBUG_INFO, "BHYVE GOP: Using mmio bar @ 0x%lx\n",
- MmioDesc->AddrRangeMin));
- BhyveGetMemregs(Private, &Memregs);
+ DEBUG ((
+ DEBUG_INFO,
+ "BHYVE GOP: Using mmio bar @ 0x%lx\n",
+ MmioDesc->AddrRangeMin
+ ));
+ BhyveGetMemregs (Private, &Memregs);
Private->FbSize = Memregs.FbSize;
}
+
if (MmioDesc != NULL) {
FreePool (MmioDesc);
}
+
if (EFI_ERROR (Status)) {
goto Done;
}
@@ -243,18 +247,22 @@ EmuGopDriverBindingStart (
// Check if fbuf frame-buffer BAR is present
//
MmioDesc = NULL;
- Status = Private->PciIo->GetBarAttributes (
- Private->PciIo,
- PCI_BAR_IDX1,
- NULL,
- (VOID**) &MmioDesc
- );
+ Status = Private->PciIo->GetBarAttributes (
+ Private->PciIo,
+ PCI_BAR_IDX1,
+ NULL,
+ (VOID **)&MmioDesc
+ );
if (EFI_ERROR (Status) ||
- MmioDesc->ResType != ACPI_ADDRESS_SPACE_TYPE_MEM) {
+ (MmioDesc->ResType != ACPI_ADDRESS_SPACE_TYPE_MEM))
+ {
DEBUG ((DEBUG_INFO, "BHYVE GOP: No frame-buffer bar\n"));
} else {
- DEBUG ((DEBUG_INFO, "BHYVE GOP: Using frame-buffer bar @ 0x%lx\n",
- MmioDesc->AddrRangeMin));
+ DEBUG ((
+ DEBUG_INFO,
+ "BHYVE GOP: Using frame-buffer bar @ 0x%lx\n",
+ MmioDesc->AddrRangeMin
+ ));
Private->FbAddr = MmioDesc->AddrRangeMin;
// XXX assert BAR is >= size
}
@@ -262,12 +270,17 @@ EmuGopDriverBindingStart (
if (MmioDesc != NULL) {
FreePool (MmioDesc);
}
+
if (EFI_ERROR (Status)) {
goto Done;
}
- DEBUG ((DEBUG_INFO, "BHYVE GOP: Framebuf addr 0x%lx, size %x\n",
- Private->FbAddr, Private->FbSize));
+ DEBUG ((
+ DEBUG_INFO,
+ "BHYVE GOP: Framebuf addr 0x%lx, size %x\n",
+ Private->FbAddr,
+ Private->FbSize
+ ));
Status = EmuGopConstructor (Private);
if (EFI_ERROR (Status)) {
@@ -279,18 +292,19 @@ EmuGopDriverBindingStart (
//
Status = gBS->InstallMultipleProtocolInterfaces (
&Private->Handle,
- &gEfiGraphicsOutputProtocolGuid, &Private->GraphicsOutput,
+ &gEfiGraphicsOutputProtocolGuid,
+ &Private->GraphicsOutput,
NULL
);
- DEBUG((DEBUG_INFO, "BHYVE framebuffer device started\n"));
+ DEBUG ((DEBUG_INFO, "BHYVE framebuffer device started\n"));
//
// Install int10 handler
//
-#ifndef CSM_ENABLE
+ #ifndef CSM_ENABLE
InstallVbeShim (L"Framebuffer", Private->FbAddr);
-#endif
+ #endif
Done:
if (EFI_ERROR (Status)) {
@@ -309,8 +323,6 @@ Done:
return Status;
}
-
-
/**
Stops a device controller or a bus controller.
@@ -346,11 +358,11 @@ EmuGopDriverBindingStop (
IN EFI_HANDLE *ChildHandleBuffer
)
{
- EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;
- EFI_STATUS Status;
- GOP_PRIVATE_DATA *Private;
+ EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;
+ EFI_STATUS Status;
+ GOP_PRIVATE_DATA *Private;
- DEBUG((DEBUG_INFO, "BHYVE framebuffer device stopping\n"));
+ DEBUG ((DEBUG_INFO, "BHYVE framebuffer device stopping\n"));
Status = gBS->OpenProtocol (
Handle,
@@ -377,7 +389,8 @@ EmuGopDriverBindingStop (
//
Status = gBS->UninstallMultipleProtocolInterfaces (
Private->Handle,
- &gEfiGraphicsOutputProtocolGuid, &Private->GraphicsOutput,
+ &gEfiGraphicsOutputProtocolGuid,
+ &Private->GraphicsOutput,
NULL
);
if (!EFI_ERROR (Status)) {
@@ -390,11 +403,11 @@ EmuGopDriverBindingStop (
}
gBS->CloseProtocol (
- Handle,
- &gEfiPciIoProtocolGuid,
- This->DriverBindingHandle,
- Private->Handle
- );
+ Handle,
+ &gEfiPciIoProtocolGuid,
+ This->DriverBindingHandle,
+ Private->Handle
+ );
//
// Free our instance data
@@ -402,18 +415,16 @@ EmuGopDriverBindingStop (
FreeUnicodeStringTable (Private->ControllerNameTable);
gBS->FreePool (Private);
-
}
return Status;
}
-
///
/// This protocol provides the services required to determine if a driver supports a given controller.
/// If a controller is supported, then it also provides routines to start and stop the controller.
///
-EFI_DRIVER_BINDING_PROTOCOL gEmuGopDriverBinding = {
+EFI_DRIVER_BINDING_PROTOCOL gEmuGopDriverBinding = {
EmuGopDriverBindingSupported,
EmuGopDriverBindingStart,
EmuGopDriverBindingStop,
@@ -422,8 +433,6 @@ EFI_DRIVER_BINDING_PROTOCOL gEmuGopDriverBinding = {
NULL
};
-
-
/**
The user Entry Point for module EmuGop. The user code starts with this function.
@@ -437,11 +446,11 @@ EFI_DRIVER_BINDING_PROTOCOL gEmuGopDriverBinding = {
EFI_STATUS
EFIAPI
InitializeEmuGop (
- IN EFI_HANDLE ImageHandle,
- IN EFI_SYSTEM_TABLE *SystemTable
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
)
{
- EFI_STATUS Status;
+ EFI_STATUS Status;
Status = EfiLibInstallDriverBindingComponentName2 (
ImageHandle,
@@ -453,33 +462,31 @@ InitializeEmuGop (
);
ASSERT_EFI_ERROR (Status);
-
return Status;
}
STATIC VOID
BhyveGetGraphicsMode (
- EFI_PCI_IO_PROTOCOL *PciIo,
- UINT16 *Width,
- UINT16 *Height,
- UINT16 *Depth
+ EFI_PCI_IO_PROTOCOL *PciIo,
+ UINT16 *Width,
+ UINT16 *Height,
+ UINT16 *Depth
)
{
- BHYVE_FBUF_MEMREGS BhyveRegs;
- UINT64 Offset;
- EFI_STATUS Status;
-
+ BHYVE_FBUF_MEMREGS BhyveRegs;
+ UINT64 Offset;
+ EFI_STATUS Status;
Offset = (UINT64)&BhyveRegs.Width - (UINT64)&BhyveRegs;
Status = PciIo->Mem.Read (
- PciIo,
- EfiPciIoWidthUint16,
- PCI_BAR_IDX0,
- Offset,
- 3,
- &BhyveRegs.Width
- );
+ PciIo,
+ EfiPciIoWidthUint16,
+ PCI_BAR_IDX0,
+ Offset,
+ 3,
+ &BhyveRegs.Width
+ );
*Width = BhyveRegs.Width;
*Height = BhyveRegs.Height;
@@ -493,51 +500,56 @@ BhyveGetGraphicsMode (
VOID
BhyveSetGraphicsMode (
GOP_PRIVATE_DATA *Private,
- UINT16 Width,
- UINT16 Height,
- UINT16 Depth
+ UINT16 Width,
+ UINT16 Height,
+ UINT16 Depth
)
{
- BHYVE_FBUF_MEMREGS BhyveRegs;
- UINT64 Offset;
- EFI_STATUS Status;
+ BHYVE_FBUF_MEMREGS BhyveRegs;
+ UINT64 Offset;
+ EFI_STATUS Status;
DEBUG ((DEBUG_INFO, "BHYVE Set Graphics Mode: w %d, h %d\n", Width, Height));
BhyveRegs.Width = Width;
BhyveRegs.Height = Height;
BhyveRegs.Depth = Depth;
- Offset = (UINT64)&BhyveRegs.Width - (UINT64)&BhyveRegs;
+ Offset = (UINT64)&BhyveRegs.Width - (UINT64)&BhyveRegs;
Status = Private->PciIo->Mem.Write (
- Private->PciIo,
- EfiPciIoWidthUint16,
- PCI_BAR_IDX0,
- Offset,
- 3,
- &BhyveRegs.Width
- );
+ Private->PciIo,
+ EfiPciIoWidthUint16,
+ PCI_BAR_IDX0,
+ Offset,
+ 3,
+ &BhyveRegs.Width
+ );
ASSERT_EFI_ERROR (Status);
}
VOID
BhyveGetMemregs (
- GOP_PRIVATE_DATA *Private,
- BHYVE_FBUF_MEMREGS *Memregs
+ GOP_PRIVATE_DATA *Private,
+ BHYVE_FBUF_MEMREGS *Memregs
)
{
- EFI_STATUS Status;
+ EFI_STATUS Status;
Status = Private->PciIo->Mem.Read (
- Private->PciIo,
- EfiPciIoWidthUint32,
- PCI_BAR_IDX0,
- 0,
- 3,
- Memregs
- );
+ Private->PciIo,
+ EfiPciIoWidthUint32,
+ PCI_BAR_IDX0,
+ 0,
+ 3,
+ Memregs
+ );
ASSERT_EFI_ERROR (Status);
- DEBUG ((DEBUG_INFO, "BHYVE Get Memregs, size %d width %d height %d\n",
- Memregs->FbSize, Memregs->Width, Memregs->Height));
+ DEBUG ((
+ DEBUG_INFO,
+ "BHYVE Get Memregs, size %d width %d height %d\n",
+ Memregs->FbSize,
+ Memregs->Width,
+ Memregs->Height
+ ));
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-15 19:03:58 +0000