131 lines
3.6 KiB
C
131 lines
3.6 KiB
C
/** @file
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Provides an opportunity for OEM to decide what SSID/SVID to use.
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;******************************************************************************
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;* Copyright (c) 2012 - 2014, Insyde Software Corp. All Rights Reserved.
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;*
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;* You may not reproduce, distribute, publish, display, perform, modify, adapt,
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;* transmit, broadcast, present, recite, release, license or otherwise exploit
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;* any part of this publication in any form, by any means, without the prior
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;* written permission of Insyde Software Corporation.
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;*
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;******************************************************************************
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*/
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#include <Library/PciExpressLib.h>
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#include <Library/S3BootScriptLib.h>
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#include <Library/DxeOemSvcKernelLib.h>
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//
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// Sample Implementation
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//
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//EFI_STATUS
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//ProgramSsidSvid0xFFFF1002 (
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//IN UINT8 Bus,
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//IN UINT8 Dev,
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//IN UINT8 Func,
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//IN OUT UINT32 *SsidSvid
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//)
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//{
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//UINT64 BootScriptPciAddress;
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////
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//// Program SSID / SSVID
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////
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//PciExpressWrite32 (PCI_EXPRESS_LIB_ADDRESS(Bus, Dev, Func, 0x4C), *SsidSvid);
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//
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//BootScriptPciAddress = S3_BOOT_SCRIPT_LIB_PCI_ADDRESS (Bus, Dev, Func, 0x4C);
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//S3BootScriptSavePciCfgWrite (
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// S3BootScriptWidthUint32,
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// BootScriptPciAddress,
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// 1,
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// SsidSvid);
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//
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//return EFI_SUCCESS;
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//}
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//
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//EFI_STATUS
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//ProgramSsidSvid0xFFFF10DE (
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//IN UINT8 Bus,
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//IN UINT8 Dev,
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//IN UINT8 Func,
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//IN OUT UINT32 *SsidSvid
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//)
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//{
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//UINT64 BootScriptPciAddress;
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////
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//// Program SSID / SSVID
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////
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//PciExpressWrite32 (PCI_EXPRESS_LIB_ADDRESS(Bus, Dev, Func, 0x40), *SsidSvid);
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//
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//BootScriptPciAddress = S3_BOOT_SCRIPT_LIB_PCI_ADDRESS (Bus, Dev, Func, 0x40);
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//S3BootScriptSavePciCfgWrite (
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// S3BootScriptWidthUint32,
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// BootScriptPciAddress,
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// 1,
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// SsidSvid);
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//
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//return EFI_SUCCESS;
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//}
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//
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//STATIC OEM_SSID_SVID_TABLE SsidTable[] = {
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//0x10DE, DEVICE_ID_DONT_CARE, ProgramSsidSvid0xFFFF10DE,
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//0x1002, DEVICE_ID_DONT_CARE, ProgramSsidSvid0xFFFF1002,
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//DEVICE_ID_DONT_CARE, DEVICE_ID_DONT_CARE, NULL
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//};
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/**
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The OemSvc is used to update SSID/SVID value by OEM.
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@param[in] Bus Bus number.
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@param[in] Dev Device number.
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@param[in] Func Function number.
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@param[in] VendorID Vendor ID.
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@param[in] DeviceID Device ID.
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@param[in] ClassCode Class Code.
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@param[in out] SsidSvid Pointer to SSID/SVID.
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@retval EFI_UNSUPPORTED Returns unsupported by default.
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@retval EFI_SUCCESS OEM handled SSID/SVID programming on this PCI device. Skip default kernel
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programming mechanism.
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@retval EFI_MEDIA_CHANGED Updated SsidSvid value and returned this value for default programming mechanism.
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**/
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EFI_STATUS
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OemSvcUpdateSsidSvidInfo (
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IN UINT8 Bus,
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IN UINT8 Dev,
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IN UINT8 Func,
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IN UINT16 VendorId,
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IN UINT16 DeviceId,
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IN UINT16 ClassCode,
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IN OUT UINT32 *SsidSvid
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)
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{
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/*++
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Todo:
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Add project specific code in here.
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--*/
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//
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// Sample Implementation
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//
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//UINT8 Index;
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//EFI_STATUS Status;
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//
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//Status = EFI_UNSUPPORTED;
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//for (Index = 0; SsidTable[Index].SpecialSsidSvidFunction != NULL; Index++ ) {
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// if (SsidTable[Index].VendorId == VendorId) {
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// if ((SsidTable[Index].DeviceId == DEVICE_ID_DONT_CARE)
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// || (SsidTable[Index].DeviceId == DeviceId)){
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// Status = SsidTable[Index].SpecialSsidSvidFunction (Bus, Dev, Func, SsidSvid);
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// break;
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// }
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// }
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//}
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//
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//return Status;
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return EFI_UNSUPPORTED;
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}
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