Adjust directory structures.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@3322 6f19259b-4bc3-4df7-8a09-765794883524
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qhuang8
175
IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciCommand.h
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175
IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciCommand.h
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/*++
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Copyright (c) 2006, Intel Corporation
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All rights reserved. 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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Module Name:
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PciCommand.h
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Abstract:
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PCI Bus Driver
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Revision History
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--*/
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#ifndef _EFI_PCI_COMMAND_H
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#define _EFI_PCI_COMMAND_H
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//
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// The PCI Command register bits owned by PCI Bus driver.
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//
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// They should be cleared at the beginning. The other registers
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// are owned by chipset, we should not touch them.
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//
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#define EFI_PCI_COMMAND_BITS_OWNED ( \
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EFI_PCI_COMMAND_IO_SPACE | \
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EFI_PCI_COMMAND_MEMORY_SPACE | \
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EFI_PCI_COMMAND_BUS_MASTER | \
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EFI_PCI_COMMAND_MEMORY_WRITE_AND_INVALIDATE | \
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EFI_PCI_COMMAND_VGA_PALETTE_SNOOP | \
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EFI_PCI_COMMAND_FAST_BACK_TO_BACK \
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)
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//
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// The PCI Bridge Control register bits owned by PCI Bus driver.
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//
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// They should be cleared at the beginning. The other registers
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// are owned by chipset, we should not touch them.
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//
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#define EFI_PCI_BRIDGE_CONTROL_BITS_OWNED ( \
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EFI_PCI_BRIDGE_CONTROL_ISA | \
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EFI_PCI_BRIDGE_CONTROL_VGA | \
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EFI_PCI_BRIDGE_CONTROL_VGA_16 | \
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EFI_PCI_BRIDGE_CONTROL_FAST_BACK_TO_BACK \
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)
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//
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// The PCCard Bridge Control register bits owned by PCI Bus driver.
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//
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// They should be cleared at the beginning. The other registers
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// are owned by chipset, we should not touch them.
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//
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#define EFI_PCCARD_BRIDGE_CONTROL_BITS_OWNED ( \
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EFI_PCI_BRIDGE_CONTROL_ISA | \
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EFI_PCI_BRIDGE_CONTROL_VGA | \
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EFI_PCI_BRIDGE_CONTROL_FAST_BACK_TO_BACK \
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)
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#define EFI_GET_REGISTER 1
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#define EFI_SET_REGISTER 2
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#define EFI_ENABLE_REGISTER 3
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#define EFI_DISABLE_REGISTER 4
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EFI_STATUS
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PciOperateRegister (
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IN PCI_IO_DEVICE *PciIoDevice,
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IN UINT16 Command,
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IN UINT8 Offset,
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IN UINT8 Operation,
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OUT UINT16 *PtrCommand
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)
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/*++
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Routine Description:
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TODO: Add function description
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Arguments:
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PciIoDevice - TODO: add argument description
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Command - TODO: add argument description
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Offset - TODO: add argument description
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Operation - TODO: add argument description
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PtrCommand - TODO: add argument description
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Returns:
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TODO: add return values
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--*/
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;
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BOOLEAN
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PciCapabilitySupport (
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IN PCI_IO_DEVICE *PciIoDevice
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)
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/*++
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Routine Description:
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TODO: Add function description
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Arguments:
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PciIoDevice - TODO: add argument description
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Returns:
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TODO: add return values
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--*/
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;
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EFI_STATUS
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LocateCapabilityRegBlock (
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IN PCI_IO_DEVICE *PciIoDevice,
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IN UINT8 CapId,
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IN OUT UINT8 *Offset,
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OUT UINT8 *NextRegBlock OPTIONAL
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)
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/*++
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Routine Description:
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TODO: Add function description
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Arguments:
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PciIoDevice - TODO: add argument description
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CapId - TODO: add argument description
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Offset - TODO: add argument description
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NextRegBlock - TODO: add argument description
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Returns:
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TODO: add return values
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--*/
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;
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#define PciReadCommandRegister(a,b) \
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PciOperateRegister (a,0, PCI_COMMAND_OFFSET, EFI_GET_REGISTER, b)
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#define PciSetCommandRegister(a,b) \
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PciOperateRegister (a,b, PCI_COMMAND_OFFSET, EFI_SET_REGISTER, NULL)
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#define PciEnableCommandRegister(a,b) \
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PciOperateRegister (a,b, PCI_COMMAND_OFFSET, EFI_ENABLE_REGISTER, NULL)
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#define PciDisableCommandRegister(a,b) \
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PciOperateRegister (a,b, PCI_COMMAND_OFFSET, EFI_DISABLE_REGISTER, NULL)
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#define PciReadBridgeControlRegister(a,b) \
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PciOperateRegister (a,0, PCI_BRIDGE_CONTROL_REGISTER_OFFSET, EFI_GET_REGISTER, b)
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#define PciSetBridgeControlRegister(a,b) \
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PciOperateRegister (a,b, PCI_BRIDGE_CONTROL_REGISTER_OFFSET, EFI_SET_REGISTER, NULL)
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#define PciEnableBridgeControlRegister(a,b) \
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PciOperateRegister (a,b, PCI_BRIDGE_CONTROL_REGISTER_OFFSET, EFI_ENABLE_REGISTER, NULL)
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#define PciDisableBridgeControlRegister(a,b) \
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PciOperateRegister (a,b, PCI_BRIDGE_CONTROL_REGISTER_OFFSET, EFI_DISABLE_REGISTER, NULL)
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#endif
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