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360 lines
10 KiB
C
360 lines
10 KiB
C
/** @file
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ISA ACPI Protocol Implementation
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Copyright (c) 2006 - 2012, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#include "PcatIsaAcpi.h"
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//
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// Platform specific data for the ISA devices that are present.in the platform
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//
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//
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// COM 1 UART Controller
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//
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GLOBAL_REMOVE_IF_UNREFERENCED
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EFI_ISA_ACPI_RESOURCE mPcatIsaAcpiCom1DeviceResources[] = {
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{EfiIsaAcpiResourceIo, 0, 0x3f8, 0x3ff},
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{EfiIsaAcpiResourceInterrupt, 0, 4, 0},
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{EfiIsaAcpiResourceEndOfList, 0, 0, 0}
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};
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//
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// COM 2 UART Controller
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//
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GLOBAL_REMOVE_IF_UNREFERENCED
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EFI_ISA_ACPI_RESOURCE mPcatIsaAcpiCom2DeviceResources[] = {
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{EfiIsaAcpiResourceIo, 0, 0x2f8, 0x2ff},
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{EfiIsaAcpiResourceInterrupt, 0, 3, 0},
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{EfiIsaAcpiResourceEndOfList, 0, 0, 0}
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};
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//
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// PS/2 Keyboard Controller
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//
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GLOBAL_REMOVE_IF_UNREFERENCED
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EFI_ISA_ACPI_RESOURCE mPcatIsaAcpiPs2KeyboardDeviceResources[] = {
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{EfiIsaAcpiResourceIo, 0, 0x60, 0x64},
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{EfiIsaAcpiResourceInterrupt, 0, 1, 0},
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{EfiIsaAcpiResourceEndOfList, 0, 0, 0}
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};
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//
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// PS/2 Mouse Controller
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//
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GLOBAL_REMOVE_IF_UNREFERENCED
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EFI_ISA_ACPI_RESOURCE mPcatIsaAcpiPs2MouseDeviceResources[] = {
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{EfiIsaAcpiResourceIo, 0, 0x60, 0x64},
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{EfiIsaAcpiResourceInterrupt, 0, 12, 0},
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{EfiIsaAcpiResourceEndOfList, 0, 0, 0}
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};
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//
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// Floppy Disk Controller
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//
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GLOBAL_REMOVE_IF_UNREFERENCED
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EFI_ISA_ACPI_RESOURCE mPcatIsaAcpiFloppyResources[] = {
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{EfiIsaAcpiResourceIo, 0, 0x3f0, 0x3f7},
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{EfiIsaAcpiResourceInterrupt, 0, 6, 0},
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{EfiIsaAcpiResourceDma, EFI_ISA_IO_SLAVE_DMA_ATTRIBUTE_SPEED_COMPATIBLE | EFI_ISA_IO_SLAVE_DMA_ATTRIBUTE_WIDTH_8 | EFI_ISA_IO_SLAVE_DMA_ATTRIBUTE_SINGLE_MODE, 2, 0},
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{EfiIsaAcpiResourceEndOfList, 0, 0, 0}
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};
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GLOBAL_REMOVE_IF_UNREFERENCED
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EFI_ISA_ACPI_RESOURCE_LIST mPcatIsaAcpiCom1Device = {
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{EISA_PNP_ID(0x501), 0}, mPcatIsaAcpiCom1DeviceResources
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}; // COM 1 UART Controller
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GLOBAL_REMOVE_IF_UNREFERENCED
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EFI_ISA_ACPI_RESOURCE_LIST mPcatIsaAcpiCom2Device = {
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{EISA_PNP_ID(0x501), 1}, mPcatIsaAcpiCom2DeviceResources
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}; // COM 2 UART Controller
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GLOBAL_REMOVE_IF_UNREFERENCED
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EFI_ISA_ACPI_RESOURCE_LIST mPcatIsaAcpiPs2KeyboardDevice = {
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{EISA_PNP_ID(0x303), 0}, mPcatIsaAcpiPs2KeyboardDeviceResources
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}; // PS/2 Keyboard Controller
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GLOBAL_REMOVE_IF_UNREFERENCED
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EFI_ISA_ACPI_RESOURCE_LIST mPcatIsaAcpiPs2MouseDevice = {
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{EISA_PNP_ID(0x303), 1}, mPcatIsaAcpiPs2MouseDeviceResources
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}; // PS/2 Mouse Controller
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GLOBAL_REMOVE_IF_UNREFERENCED
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EFI_ISA_ACPI_RESOURCE_LIST mPcatIsaAcpiFloppyADevice = {
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{EISA_PNP_ID(0x604), 0}, mPcatIsaAcpiFloppyResources
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}; // Floppy Disk Controller A:
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GLOBAL_REMOVE_IF_UNREFERENCED
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EFI_ISA_ACPI_RESOURCE_LIST mPcatIsaAcpiFloppyBDevice = {
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{EISA_PNP_ID(0x604), 1}, mPcatIsaAcpiFloppyResources
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}; // Floppy Disk Controller B:
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//
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// Table of ISA Controllers
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//
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EFI_ISA_ACPI_RESOURCE_LIST gPcatIsaAcpiDeviceList[7] = {{{0, 0}, NULL}};
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/**
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Initialize gPcatIsaAcpiDeviceList.
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**/
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VOID
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InitializePcatIsaAcpiDeviceList (
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VOID
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)
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{
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UINTN Index;
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Index = 0;
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if (PcdGetBool (PcdIsaAcpiCom1Enable)) {
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CopyMem(&gPcatIsaAcpiDeviceList[Index], &mPcatIsaAcpiCom1Device, sizeof(mPcatIsaAcpiCom1Device));
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Index++;
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}
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if (PcdGetBool (PcdIsaAcpiCom2Enable)) {
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CopyMem(&gPcatIsaAcpiDeviceList[Index], &mPcatIsaAcpiCom2Device, sizeof(mPcatIsaAcpiCom2Device));
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Index++;
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}
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if (PcdGetBool (PcdIsaAcpiPs2KeyboardEnable)) {
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CopyMem(&gPcatIsaAcpiDeviceList[Index], &mPcatIsaAcpiPs2KeyboardDevice, sizeof(mPcatIsaAcpiPs2KeyboardDevice));
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Index++;
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}
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if (PcdGetBool (PcdIsaAcpiPs2MouseEnable)) {
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CopyMem(&gPcatIsaAcpiDeviceList[Index], &mPcatIsaAcpiPs2MouseDevice, sizeof(mPcatIsaAcpiPs2MouseDevice));
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Index++;
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}
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if (PcdGetBool (PcdIsaAcpiFloppyAEnable)) {
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CopyMem(&gPcatIsaAcpiDeviceList[Index], &mPcatIsaAcpiFloppyADevice, sizeof(mPcatIsaAcpiFloppyADevice));
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Index++;
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}
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if (PcdGetBool (PcdIsaAcpiFloppyBEnable)) {
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CopyMem(&gPcatIsaAcpiDeviceList[Index], &mPcatIsaAcpiFloppyBDevice, sizeof(mPcatIsaAcpiFloppyBDevice));
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Index++;
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}
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}
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//
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// ISA ACPI Protocol Functions
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//
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/**
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Enumerate the ISA devices on the ISA bus.
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@param Device Point to device ID instance
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@param IsaAcpiDevice On return, point to resource data for Isa device
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@param NextIsaAcpiDevice On return, point to resource data for next Isa device
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**/
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VOID
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IsaDeviceLookup (
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IN EFI_ISA_ACPI_DEVICE_ID *Device,
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OUT EFI_ISA_ACPI_RESOURCE_LIST **IsaAcpiDevice,
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OUT EFI_ISA_ACPI_RESOURCE_LIST **NextIsaAcpiDevice
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)
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{
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UINTN Index;
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*IsaAcpiDevice = NULL;
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if (NextIsaAcpiDevice != NULL) {
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*NextIsaAcpiDevice = NULL;
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}
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if (Device == NULL) {
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Index = 0;
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} else {
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for(Index = 0; gPcatIsaAcpiDeviceList[Index].ResourceItem != NULL; Index++) {
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if (Device->HID == gPcatIsaAcpiDeviceList[Index].Device.HID &&
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Device->UID == gPcatIsaAcpiDeviceList[Index].Device.UID ) {
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break;
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}
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}
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if (gPcatIsaAcpiDeviceList[Index].ResourceItem == NULL) {
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return;
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}
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*IsaAcpiDevice = &(gPcatIsaAcpiDeviceList[Index]);
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Index++;
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}
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if (gPcatIsaAcpiDeviceList[Index].ResourceItem != NULL && NextIsaAcpiDevice != NULL) {
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*NextIsaAcpiDevice = &(gPcatIsaAcpiDeviceList[Index]);
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}
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}
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/**
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Enumerate the ISA devices on the ISA bus
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@param This Point to instance of EFI_ISA_ACPI_PROTOCOL
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@param Device Point to device ID instance
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@retval EFI_NOT_FOUND Can not found the next Isa device.
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@retval EFI_SUCCESS Success retrieve the next Isa device for enumration.
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**/
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EFI_STATUS
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EFIAPI
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IsaDeviceEnumerate (
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IN EFI_ISA_ACPI_PROTOCOL *This,
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OUT EFI_ISA_ACPI_DEVICE_ID **Device
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)
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{
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EFI_ISA_ACPI_RESOURCE_LIST *IsaAcpiDevice;
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EFI_ISA_ACPI_RESOURCE_LIST *NextIsaAcpiDevice;
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IsaDeviceLookup (*Device, &IsaAcpiDevice, &NextIsaAcpiDevice);
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if (NextIsaAcpiDevice == NULL) {
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return EFI_NOT_FOUND;
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}
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*Device = &(NextIsaAcpiDevice->Device);
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return EFI_SUCCESS;
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}
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/**
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Set ISA device power
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@param This Point to instance of EFI_ISA_ACPI_PROTOCOL
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@param Device Point to device ID instance
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@param OnOff TRUE for setting isa device power on,
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FALSE for setting isa device power off
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@return EFI_SUCCESS Success to change power status for isa device.
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**/
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EFI_STATUS
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EFIAPI
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IsaDeviceSetPower (
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IN EFI_ISA_ACPI_PROTOCOL *This,
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IN EFI_ISA_ACPI_DEVICE_ID *Device,
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IN BOOLEAN OnOff
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)
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{
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return EFI_SUCCESS;
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}
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/**
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Get current resource for the specific ISA device.
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@param This Point to instance of EFI_ISA_ACPI_PROTOCOL
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@param Device Point to device ID instance
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@param ResourceList On return, point to resources instances for given isa device
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@retval EFI_NOT_FOUND Can not found the resource instance for given isa device
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@retval EFI_SUCCESS Success to get resource instance for given isa device.
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**/
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EFI_STATUS
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EFIAPI
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IsaGetCurrentResource (
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IN EFI_ISA_ACPI_PROTOCOL *This,
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IN EFI_ISA_ACPI_DEVICE_ID *Device,
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OUT EFI_ISA_ACPI_RESOURCE_LIST **ResourceList
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)
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{
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IsaDeviceLookup (Device, ResourceList, NULL);
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if (*ResourceList == NULL) {
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return EFI_NOT_FOUND;
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}
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return EFI_SUCCESS;
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}
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/**
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Get possible resource for the specific ISA device.
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@param This Point to instance of EFI_ISA_ACPI_PROTOCOL
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@param Device Point to device ID instance
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@param ResourceList On return, point to resources instances for given isa device
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@retval EFI_SUCCESS Success to get resource instance for given isa device.
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**/
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EFI_STATUS
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EFIAPI
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IsaGetPossibleResource (
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IN EFI_ISA_ACPI_PROTOCOL *This,
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IN EFI_ISA_ACPI_DEVICE_ID *Device,
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OUT EFI_ISA_ACPI_RESOURCE_LIST **ResourceList
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)
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{
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return EFI_SUCCESS;
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}
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/**
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Set resource for the specific ISA device.
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@param This Point to instance of EFI_ISA_ACPI_PROTOCOL
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@param Device Point to device ID instance
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@param ResourceList Point to resources instances for given isa device
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@return EFI_SUCCESS Success to set resource.
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**/
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EFI_STATUS
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EFIAPI
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IsaSetResource (
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IN EFI_ISA_ACPI_PROTOCOL *This,
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IN EFI_ISA_ACPI_DEVICE_ID *Device,
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IN EFI_ISA_ACPI_RESOURCE_LIST *ResourceList
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)
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{
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return EFI_SUCCESS;
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}
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/**
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Enable/Disable the specific ISA device.
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@param This Point to instance of EFI_ISA_ACPI_PROTOCOL
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@param Device Point to device ID instance
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@param Enable Enable/Disable
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@return EFI_SUCCESS Success to enable/disable.
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**/
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EFI_STATUS
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EFIAPI
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IsaEnableDevice (
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IN EFI_ISA_ACPI_PROTOCOL *This,
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IN EFI_ISA_ACPI_DEVICE_ID *Device,
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IN BOOLEAN Enable
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)
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{
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return EFI_SUCCESS;
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}
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/**
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Initialize the specific ISA device.
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@param This Point to instance of EFI_ISA_ACPI_PROTOCOL
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@param Device Point to device ID instance
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@return EFI_SUCCESS Success to initialize.
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**/
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EFI_STATUS
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EFIAPI
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IsaInitDevice (
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IN EFI_ISA_ACPI_PROTOCOL *This,
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IN EFI_ISA_ACPI_DEVICE_ID *Device
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)
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{
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return EFI_SUCCESS;
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}
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/**
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Initialize the ISA interface.
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@param This Point to instance of EFI_ISA_ACPI_PROTOCOL
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@return EFI_SUCCESS Success to initialize ISA interface.
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**/
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EFI_STATUS
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EFIAPI
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IsaInterfaceInit (
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IN EFI_ISA_ACPI_PROTOCOL *This
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)
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{
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return EFI_SUCCESS;
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}
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