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Diffstat (limited to 'ReferenceCode/Chipset/SystemAgent/SaInit/Pei/GraphicsInit.h')
| -rw-r--r-- | ReferenceCode/Chipset/SystemAgent/SaInit/Pei/GraphicsInit.h | 219 |
1 files changed, 219 insertions, 0 deletions
diff --git a/ReferenceCode/Chipset/SystemAgent/SaInit/Pei/GraphicsInit.h b/ReferenceCode/Chipset/SystemAgent/SaInit/Pei/GraphicsInit.h new file mode 100644 index 0000000..6d060cb --- /dev/null +++ b/ReferenceCode/Chipset/SystemAgent/SaInit/Pei/GraphicsInit.h @@ -0,0 +1,219 @@ +/** @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 |