/* $NoKeywords:$ */
/**
 * @file
 *
 * Config Hudson2 SD
 *
 * Init SD Controller.
 *
 * @xrefitem bom "File Content Label" "Release Content"
 * @e project:     AGESA
 * @e sub-project: FCH
 * @e \$Revision: 63425 $   @e \$Date: 2011-12-22 11:24:10 -0600 (Thu, 22 Dec 2011) $
 *
 */
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*/
#include "FchPlatform.h"
#include "Filecode.h"
#define FILECODE PROC_FCH_SD_FAMILY_HUDSON2_HUDSON2SDENVSERVICE_FILECODE

/**
 * FchInitEnvSdProgram - Config SD controller before PCI
 * emulation
 *
 *
 *
 * @param[in] FchDataPtr Fch configuration structure pointer.
 *
 */
VOID
FchInitEnvSdProgram (
  IN  VOID     *FchDataPtr
  )
{
  UINT32                 SdData32;
  FCH_DATA_BLOCK         *LocalCfgPtr;
  AMD_CONFIG_PARAMS      *StdHeader;
  UINT8                  SdClockControl;

  LocalCfgPtr = (FCH_DATA_BLOCK *) FchDataPtr;
  StdHeader = LocalCfgPtr->StdHeader;

  SdClockControl = (UINT8) (LocalCfgPtr->Sd.SdClockControl);
  if (( SdClockControl != 4 ) && ( SdClockControl != 6 ) && ( SdClockControl != 7 ))  {
    SdClockControl = 4;
  }
  SdClockControl = SdClockControl << 1;
  //
  // SD Configuration
  //
  if ( LocalCfgPtr->Sd.SdConfig != SdDisable) {
    RwMem (ACPI_MMIO_BASE + PMIO_BASE +  0xD3 , AccessWidth8, 0xBF, 0x40);
    RwMem (ACPI_MMIO_BASE + MISC_BASE +  FCH_MISC_REG41, AccessWidth8, 0xF1, 0x40 | SdClockControl );
    RwMem (ACPI_MMIO_BASE + MISC_BASE +  FCH_MISC_REG42, AccessWidth8, 0xFE, 0x00);
    RwMem (ACPI_MMIO_BASE + PMIO_BASE +  FCH_PMIOA_REGE7, AccessWidth8, 0x00, 0x12);

    ReadPci ((SD_BUS_DEV_FUN << 16) + SD_PCI_REGA4, AccessWidth32, &SdData32, StdHeader);
    SdData32 |= BIT31 + BIT24 + BIT18 + BIT16;     ///ADMA

    if ( LocalCfgPtr->Sd.SdConfig == SdDma) {
      SdData32 &=  ~(BIT16 + BIT24);               ///DMA
    } else if ( LocalCfgPtr->Sd.SdConfig == SdPio) {
      SdData32 &=  ~(BIT16 + BIT18 + BIT24);       ///PIO
    }

    SdData32 &= ~(BIT17 + BIT23);                  ///clear bitwidth
    SdData32 |= (LocalCfgPtr->Sd.SdSpeed << 17) + (LocalCfgPtr->Sd.SdBitWidth << 23);
    RwPci ((SD_BUS_DEV_FUN << 16) + SD_PCI_REGA4, AccessWidth32, 0, SdData32, StdHeader);

    // SD: Some SD cards cannot be detected in HIGH speed mode
    RwPci ((SD_BUS_DEV_FUN << 16) + SD_PCI_REGB0, AccessWidth32, (UINT32) (~ (0x03 << 10)), (UINT32) (0x03 << 10), StdHeader);
    if (LocalCfgPtr->Sd.SdSsid != 0 ) {
      RwPci ((SD_BUS_DEV_FUN << 16) + SD_PCI_REG2C, AccessWidth32, 0, LocalCfgPtr->Sd.SdSsid, StdHeader);
    }
    RwPci ((SD_BUS_DEV_FUN << 16) + SD_PCI_REGAC, AccessWidth32, ~(UINT32)BIT1, 0, StdHeader);
  } else {
    RwMem (ACPI_MMIO_BASE + PMIO_BASE +  0xD3 , AccessWidth8, 0xBF, 0x00);
  }
}