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/** @file
Graphics header file
@copyright
Copyright (c) 1999 - 2013 Intel Corporation. All rights reserved
This software and associated documentation (if any) is furnished
under a license and may only be used or copied in accordance
with the terms of the license. Except as permitted by such
license, no part of this software or documentation may be
reproduced, stored in a retrieval system, or transmitted in any
form or by any means without the express written consent of
Intel Corporation.
This file contains an 'Intel Peripheral Driver' and uniquely
identified as "Intel Reference Module" and is
licensed for Intel CPUs and chipsets under the terms of your
license agreement with Intel or your vendor. This file may
be modified by the user, subject to additional terms of the
license agreement
**/
#ifndef _GRAPHICS_INIT_H_
#define _GRAPHICS_INIT_H_
#include "EdkIIGluePeim.h"
#include "SaAccess.h"
#include "PchAccess.h"
#include "EdkIIGluePcdPciExpressLib.h"
#include "EdkIIGlueConfig.h"
#include "Pci22.h"
#include "PchPlatformLib.h"
#include "CpuRegs.h"
#include "CpuPlatformLib.h"
///
/// Driver Consumed PPI Prototypes
///
#include EFI_PPI_DEPENDENCY (SaPlatformPolicy)
typedef struct {
UINT8 Bus;
UINT8 Device;
UINT8 Function;
UINT16 DevenMask;
} PEG_DEVEN;
typedef enum {
IGD = 0,
PEG,
PCI,
DISPLAY_DEVICE_MAX
} DISPLAY_DEVICE;
typedef enum {
VBIOS_DEFAULT = 0,
CRT,
LFP,
CRT_LFP,
TV,
LFPSDVO,
EFP,
TVSDVO,
CRT_LFPSDVO,
CRT_EFP,
IGD_BOOT_TYPE_MAX
} IGD_BOOT_TYPE;
typedef enum {
GMS_FIXED = 0,
GMS_DVMT,
GMS_FIXED_DVMT,
GMS_MAX
} GRAPHICS_MEMORY_SELECTION;
typedef enum {
GM_32M = 1,
GM_64M = 2,
GM_128M = 4,
GM_MAX
} STOLEN_MEMORY;
typedef enum {
PAVP_DISABLED = 0,
PAVP_LITE,
PAVP_HIGH
} PAVP_MODE;
#define GTTMMADR_SIZE_4MB 0x400000
#define GTT_SIZE_2MB 2
#define GT_WAIT_TIMEOUT 3000 ///< ~3 seconds
#define APERTURE_SIZE_128MB 1
#define APERTURE_SIZE_256MB 2
#define APERTURE_SIZE_512MB 3
/**
CheckAndInitializePegVga: Check if PEG card is present and configure accordingly
@param[in] PeiServices - Pointer to the PEI services table
@param[in] AlwaysEnablePeg - 0 - Peg is not always enabled.
@param[in, out] PrimaryDisplay - Primary Display - default is IGD
@param[in] PrimaryDisplaySelection - Primary display selection from BIOS Setup
@param[in, out] PegMmioLength - Total PEG MMIO length on all PEG ports
**/
VOID
CheckAndInitializePegVga (
IN EFI_PEI_SERVICES **PeiServices,
IN UINT8 AlwaysEnablePeg,
IN OUT DISPLAY_DEVICE *PrimaryDisplay,
IN UINT8 PrimaryDisplaySelection,
IN OUT UINT32 *PegMmioLength
)
;
/**
CheckOffboardPciVga: Check if off board PCI graphics Card is present
@param[in] PeiServices - Pointer to the PEI services table
@param[in, out] PciMmioLength - PCI MMIO length
@param[in, out] PrimaryDisplay - Primary Display - default is IGD
**/
VOID
CheckOffboardPciVga (
IN EFI_PEI_SERVICES **PeiServices,
IN OUT UINT32 *PciMmioLength,
IN OUT DISPLAY_DEVICE *PrimaryDisplay
)
;
/**
CheckOffboardPcieVga: Check if off board PCIe graphics Card is present
@param[in] PeiServices - Pointer to the PEI services table
@param[in, out] PchPcieMmioLength - Total PCIe MMIO length on all PCH root ports
@param[in, out] PrimaryDisplay - Primary Display - default is IGD
**/
VOID
CheckOffboardPcieVga (
IN EFI_PEI_SERVICES **PeiServices,
IN OUT UINT32 *PchPcieMmioLength,
IN OUT DISPLAY_DEVICE *PrimaryDisplay
)
;
/**
Find the MMIO size that a given PCI device requires
@param[in] BusNum - Bus number of the device
@param[in] DevNum - device Number of the device
@param[in] FunNum - Function number of the device
@param[out] MmioLength - MMIO Length in bytes
**/
VOID
FindPciDeviceMmioLength (
IN UINT32 BusNum,
IN UINT32 DevNum,
IN UINT32 FunNum,
OUT UINT32 *MmioLength
)
;
/**
This function enumerate all downstream bridge.
@param[in] BusNum - Primary bus number of current bridge
@retval Current bus number: if current bus is an enpoint device
@retval subordinate bus number: if current bus is a bridge
**/
UINT8
EnumerateDownstream (
IN UINT8 BusNum
)
;
/**
This function enumerate the bridge on the device
@param[in] PegBus - Particular Bus number
@param[in] PegDev - Particular Device number
@param[in] PegFunc - Particular Func number
@param[in, out] PegMmioLength - PEG MMIO length
@retval CardDetect : TRUE if current bridge device has a Graphics card.
@retval CardDetect : FALSE if current bridge device has no Graphics card.
**/
BOOLEAN
EnumerateBridgeDevice (
IN UINT8 PegBus,
IN UINT8 PegDev,
IN UINT8 PegFunc,
IN OUT UINT32 *PegMmioLength
)
;
/**
"Poll Status" for GT Readiness
@param[in] PeiServices - Pointer to the PEI services table
@param[in] StallPpi - Pointer to Stall PPI
@param[in] Base - Base address of MMIO
@param[in] Offset - MMIO Offset
@param[in] Mask - Mask
@param[in] Result - Value to wait for
**/
VOID
PollGtReady (
IN EFI_PEI_SERVICES **PeiServices,
IN PEI_STALL_PPI *StallPpi,
UINT64 Base,
UINT32 Offset,
UINT32 Mask,
UINT32 Result
)
;
#endif
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