diff options
Diffstat (limited to 'Vlv2TbltDevicePkg/Wpce791/LpcIsaAcpi.c')
| -rw-r--r-- | Vlv2TbltDevicePkg/Wpce791/LpcIsaAcpi.c | 371 |
1 files changed, 371 insertions, 0 deletions
diff --git a/Vlv2TbltDevicePkg/Wpce791/LpcIsaAcpi.c b/Vlv2TbltDevicePkg/Wpce791/LpcIsaAcpi.c new file mode 100644 index 0000000000..eeffced9cb --- /dev/null +++ b/Vlv2TbltDevicePkg/Wpce791/LpcIsaAcpi.c @@ -0,0 +1,371 @@ +/** @file
+
+ Copyright (c) 2004 - 2014, Intel Corporation. All rights reserved.<BR>
+
+ This program and the accompanying materials are licensed and made available under
+ the terms and conditions of the BSD License that accompanies this distribution.
+ The full text of the license may be found at
+ http://opensource.org/licenses/bsd-license.php.
+
+ THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+
+Module Name:
+
+ LpcIsaAcpi.c
+
+Abstract: IsaAcpi implementation
+
+
+
+--*/
+
+#include "LpcDriver.h"
+
+//
+// PS/2 Keyboard Controller
+//
+static EFI_ISA_ACPI_RESOURCE mLpcWpce791Ps2KeyboardDeviceResources[] = {
+ {EfiIsaAcpiResourceIo, 0, 0x60, 0x64},
+ {EfiIsaAcpiResourceInterrupt, 0, 1, 0},
+ {EfiIsaAcpiResourceEndOfList, 0, 0, 0}
+};
+
+//
+// PS/2 Mouse Controller
+//
+static EFI_ISA_ACPI_RESOURCE mLpcWpce791Ps2MouseDeviceResources[] = {
+ {EfiIsaAcpiResourceIo, 0, 0x60, 0x64},
+ {EfiIsaAcpiResourceInterrupt, 0, 12, 0},
+ {EfiIsaAcpiResourceEndOfList, 0, 0, 0}
+};
+
+//
+// COM
+//
+static EFI_ISA_ACPI_RESOURCE mLpcWpce791ComDeviceResources[] = {
+ {EfiIsaAcpiResourceIo, 0, 0x3f8, 0x3ff},
+ {EfiIsaAcpiResourceInterrupt, 0, 4, 0},
+ {EfiIsaAcpiResourceEndOfList, 0, 0, 0}
+};
+
+//
+// Table of ISA Controllers
+//
+EFI_ISA_ACPI_RESOURCE_LIST mLpcWpce791DeviceList[] = {
+ {{EISA_PNP_ID(0x303), 0}, mLpcWpce791Ps2KeyboardDeviceResources }, // PS/2 Keyboard Controller
+ {{EISA_PNP_ID(0xF03), 0}, mLpcWpce791Ps2MouseDeviceResources }, // PS/2 Mouse Controller
+ {{EISA_PNP_ID(0x501), 0}, mLpcWpce791ComDeviceResources }, // COM
+ {{0, 0}, NULL } // End
+};
+
+static ICH_DMA_INIT mIchDmaInitTable [] = {
+//
+//Register OFFSET, Value
+//
+
+ 0x0D8, 0x000, // Reset DMA Controller 2
+ 0x0D0, 0x000, // Enable DMA controller 2
+ 0x00C, 0x000, // Reset DMA Controller 1
+ 0x008, 0x000, // Enable DMA controller 1
+
+ //
+ // Channel 4
+ //
+ 0x0D6, 0x0c0, // DMA contr. 2 Cascade mode, addr. increment, disable auto init.
+ 0x0D2, 0x000, // Clear write request register
+ 0x0d4, 0x000, // Enable DREQs for channel
+
+ //
+ // Channel 0
+ //
+ 0x00B, 0x040, // DMA contr. 1 single mode, addr. increment, disable auto init.
+ 0x009, 0x000, // Clear write request register
+ 0x00A, 0x000, // Enable DREQs for channel
+
+ //
+ // Channel 1
+ //
+ 0x00B, 0x041, // DMA contr. 1 single mode, addr. increment, disable auto init.
+ 0x009, 0x001, // Clear write request register
+ 0x00A, 0x001, // Enable DREQs for channel
+
+ //
+ // Channel 2
+ //
+ 0x00B, 0x042, // DMA contr. 1 single mode, addr. increment, disable auto init.
+ 0x009, 0x002, // Clear write request register
+ 0x00A, 0x002, // Enable DREQs for channel
+
+ //
+ // Channel 3
+ //
+ 0x00B, 0x043, // DMA contr. 1 single mode, addr. increment, disable auto init.
+ 0x009, 0x003, // Clear write request register
+ 0x00A, 0x003, // Enable DREQs for channel
+
+ //
+ // Channel 5
+ //
+ 0x0D6, 0x041, // DMA contr. 2 single mode, addr. increment, disable auto init.
+ 0x0D2, 0x001, // Clear write request register
+ 0x0D4, 0x001, // Enable DREQs for channel
+
+ //
+ // Channel 6
+ //
+ 0x0D6, 0x042, // DMA contr. 2 single mode, addr. increment, disable auto init.
+ 0x0D2, 0x002, // Clear write request register
+ 0x0D4, 0x002, // Enable DREQs for channel
+
+ //
+ // Channel 7
+ //
+ 0x0D6, 0x043, // DMA contr. 2 single mode, addr. increment, disable auto init.
+ 0x0D2, 0x003, // Clear write request register
+ 0x0D4, 0x003 // Enable DREQs for channel
+
+};
+
+//
+// ISA ACPI Protocol Functions
+//
+/**
+
+ Enumerate the ISA devices on the ISA bus
+
+**/
+VOID
+IsaDeviceLookup (
+ IN EFI_ISA_ACPI_DEVICE_ID *Device,
+ OUT EFI_ISA_ACPI_RESOURCE_LIST **IsaAcpiDevice,
+ OUT EFI_ISA_ACPI_RESOURCE_LIST **NextIsaAcpiDevice
+ )
+{
+ UINTN Index;
+
+ *IsaAcpiDevice = NULL;
+ if (NextIsaAcpiDevice != NULL) {
+ *NextIsaAcpiDevice = NULL;
+ }
+ if (Device == NULL) {
+ Index = 0;
+ } else {
+ for(Index = 0; mLpcWpce791DeviceList[Index].Device.HID != 0; Index++) {
+ if (Device->HID == mLpcWpce791DeviceList[Index].Device.HID &&
+ Device->UID == mLpcWpce791DeviceList[Index].Device.UID ) {
+ break;
+ }
+ }
+ if (mLpcWpce791DeviceList[Index].Device.HID == 0) {
+ return;
+ }
+ *IsaAcpiDevice = &(mLpcWpce791DeviceList[Index]);
+ Index++;
+ }
+ if (NextIsaAcpiDevice != NULL && mLpcWpce791DeviceList[Index].Device.HID != 0){
+ *NextIsaAcpiDevice = &(mLpcWpce791DeviceList[Index]);
+ }
+}
+
+
+/**
+ Enumerate the ISA devices on the ISA bus
+ It is hard code now and future it will get from ACPI table
+
+**/
+EFI_STATUS
+EFIAPI
+IsaDeviceEnumerate (
+ IN EFI_ISA_ACPI_PROTOCOL *This,
+ OUT EFI_ISA_ACPI_DEVICE_ID **Device
+ )
+{
+ EFI_ISA_ACPI_RESOURCE_LIST *IsaAcpiDevice;
+ EFI_ISA_ACPI_RESOURCE_LIST *NextIsaAcpiDevice;
+
+ IsaDeviceLookup (*Device, &IsaAcpiDevice, &NextIsaAcpiDevice);
+ if (NextIsaAcpiDevice == NULL) {
+ return EFI_NOT_FOUND;
+ }
+ *Device = &(NextIsaAcpiDevice->Device);
+ return EFI_SUCCESS;
+}
+
+/**
+ Set ISA device power use sio
+
+**/
+EFI_STATUS
+EFIAPI
+IsaDeviceSetPower (
+ IN EFI_ISA_ACPI_PROTOCOL *This,
+ IN EFI_ISA_ACPI_DEVICE_ID *Device,
+ IN BOOLEAN OnOff
+ )
+{
+ return EFI_UNSUPPORTED;
+}
+
+
+/**
+ Get current Resource of the specific ISA device
+ It is hardcode now and future will get from ACPI table
+
+**/
+EFI_STATUS
+EFIAPI
+IsaGetCurrentResource (
+ IN EFI_ISA_ACPI_PROTOCOL *This,
+ IN EFI_ISA_ACPI_DEVICE_ID *Device,
+ OUT EFI_ISA_ACPI_RESOURCE_LIST **ResourceList
+ )
+{
+ IsaDeviceLookup (Device, ResourceList, NULL);
+ if (*ResourceList == NULL || (*ResourceList)->ResourceItem == NULL) {
+ return EFI_NOT_FOUND;
+ }
+ return EFI_SUCCESS;
+}
+
+EFI_STATUS
+EFIAPI
+IsaGetPossibleResource (
+ IN EFI_ISA_ACPI_PROTOCOL *This,
+ IN EFI_ISA_ACPI_DEVICE_ID *Device,
+ OUT EFI_ISA_ACPI_RESOURCE_LIST **ResourceList
+ )
+{
+ //
+ // Not supported yet
+ //
+ return EFI_UNSUPPORTED;
+}
+
+
+EFI_STATUS
+EFIAPI
+IsaSetResource (
+ IN EFI_ISA_ACPI_PROTOCOL *This,
+ IN EFI_ISA_ACPI_DEVICE_ID *Device,
+ IN EFI_ISA_ACPI_RESOURCE_LIST *ResourceList
+ )
+{
+ return EFI_UNSUPPORTED;
+}
+
+EFI_STATUS
+EFIAPI
+IsaEnableDevice (
+ IN EFI_ISA_ACPI_PROTOCOL *This,
+ IN EFI_ISA_ACPI_DEVICE_ID *Device,
+ IN BOOLEAN Enable
+ )
+{
+
+ return EFI_UNSUPPORTED;
+}
+
+/**
+
+ Clear out Resource List if device is set to disable by platform policy
+
+**/
+VOID
+EmptyResourceList (
+ IN UINT32 DeviceHid
+ )
+{
+ UINT8 Index;
+ for (Index = 0; mLpcWpce791DeviceList[Index].Device.HID != 0; Index++) {
+ if (DeviceHid == mLpcWpce791DeviceList[Index].Device.HID) {
+ mLpcWpce791DeviceList[Index].ResourceItem = NULL;
+ }
+ }
+ return;
+}
+
+/**
+
+ Clear out Resource List if device is set to disable by platform policy
+
+**/
+VOID
+EmptyResourceListHidUid (
+ IN UINT32 DeviceHid,
+ IN UINT32 DeviceUid
+ )
+{
+ UINT8 Index;
+ for (Index = 0; mLpcWpce791DeviceList[Index].Device.HID != 0; Index++) {
+ if ((DeviceHid == mLpcWpce791DeviceList[Index].Device.HID) &&
+ (DeviceUid == mLpcWpce791DeviceList[Index].Device.UID)) {
+ mLpcWpce791DeviceList[Index].ResourceItem = NULL;
+ }
+ }
+ return;
+}
+
+EFI_STATUS
+EFIAPI
+IsaInitDevice (
+ IN EFI_ISA_ACPI_PROTOCOL *This,
+ IN EFI_ISA_ACPI_DEVICE_ID *Device
+ )
+{
+ EFI_WPCE791_POLICY_PROTOCOL *LpcWpce791Policy;
+ EFI_STATUS Status;
+
+ //
+ // Disable configuration according to platform protocol
+ //
+ Status = gBS->LocateProtocol (
+ &gEfiLpcWpce791PolicyProtocolGuid,
+ NULL,
+ (VOID **) &LpcWpce791Policy
+ );
+ if (!EFI_ERROR(Status)) {
+ if (LpcWpce791Policy->DeviceEnables.Ps2Keyboard == EFI_WPCE791_PS2_KEYBOARD_DISABLE) {
+ EmptyResourceList(EISA_PNP_ID(0x303));
+ DisableLogicalDevice (SIO_KEYBOARD);
+ EmptyResourceList(EISA_PNP_ID(0xF03));
+ DisableLogicalDevice (SIO_KEYBOARD);
+ }
+ if (LpcWpce791Policy->DeviceEnables.Ps2Mouse == EFI_WPCE791_PS2_MOUSE_DISABLE) {
+ EmptyResourceList(EISA_PNP_ID(0xF03));
+ DisableLogicalDevice (SIO_MOUSE);
+ }
+ }
+
+ return EFI_SUCCESS;
+}
+
+EFI_STATUS
+EFIAPI
+LpcInterfaceInit (
+ IN EFI_ISA_ACPI_PROTOCOL *This
+ )
+{
+ EFI_PCI_IO_PROTOCOL *PciIo;
+ UINTN Index;
+
+ PciIo = (LPC_ISA_ACPI_FROM_THIS (This))->PciIo;
+
+ //
+ // DMA controller initialize
+ //
+ for (Index=0; Index < (sizeof(mIchDmaInitTable)/sizeof(ICH_DMA_INIT)); Index++) {
+ PciIo->Io.Write (
+ PciIo,
+ EfiPciIoWidthUint8,
+ EFI_PCI_IO_PASS_THROUGH_BAR,
+ mIchDmaInitTable[Index].Register,
+ 1,
+ &mIchDmaInitTable[Index].Value
+ );
+ }
+
+ return EFI_SUCCESS;
+}
+
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