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+/* $NoKeywords:$ */
+/**
+ * @file
+ *
+ * FCH IO access common routine
+ *
+ *
+ *
+ * @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) $
+ *
+ */
+/*;********************************************************************************
+;
+; Copyright 2008 - 2012 ADVANCED MICRO DEVICES, INC. All Rights Reserved.
+;
+; AMD is granting you permission to use this software (the Materials)
+; pursuant to the terms and conditions of your Software License Agreement
+; with AMD. This header does *NOT* give you permission to use the Materials
+; or any rights under AMD's intellectual property. Your use of any portion
+; of these Materials shall constitute your acceptance of those terms and
+; conditions. If you do not agree to the terms and conditions of the Software
+; License Agreement, please do not use any portion of these Materials.
+;
+; CONFIDENTIALITY: The Materials and all other information, identified as
+; confidential and provided to you by AMD shall be kept confidential in
+; accordance with the terms and conditions of the Software License Agreement.
+;
+; LIMITATION OF LIABILITY: THE MATERIALS AND ANY OTHER RELATED INFORMATION
+; PROVIDED TO YOU BY AMD ARE PROVIDED "AS IS" WITHOUT ANY EXPRESS OR IMPLIED
+; WARRANTY OF ANY KIND, INCLUDING BUT NOT LIMITED TO WARRANTIES OF
+; MERCHANTABILITY, NONINFRINGEMENT, TITLE, FITNESS FOR ANY PARTICULAR PURPOSE,
+; OR WARRANTIES ARISING FROM CONDUCT, COURSE OF DEALING, OR USAGE OF TRADE.
+; IN NO EVENT SHALL AMD OR ITS LICENSORS BE LIABLE FOR ANY DAMAGES WHATSOEVER
+; (INCLUDING, WITHOUT LIMITATION, DAMAGES FOR LOSS OF PROFITS, BUSINESS
+; INTERRUPTION, OR LOSS OF INFORMATION) ARISING OUT OF AMD'S NEGLIGENCE,
+; GROSS NEGLIGENCE, THE USE OF OR INABILITY TO USE THE MATERIALS OR ANY OTHER
+; RELATED INFORMATION PROVIDED TO YOU BY AMD, EVEN IF AMD HAS BEEN ADVISED OF
+; THE POSSIBILITY OF SUCH DAMAGES. BECAUSE SOME JURISDICTIONS PROHIBIT THE
+; EXCLUSION OR LIMITATION OF LIABILITY FOR CONSEQUENTIAL OR INCIDENTAL DAMAGES,
+; THE ABOVE LIMITATION MAY NOT APPLY TO YOU.
+;
+; AMD does not assume any responsibility for any errors which may appear in
+; the Materials or any other related information provided to you by AMD, or
+; result from use of the Materials or any related information.
+;
+; You agree that you will not reverse engineer or decompile the Materials.
+;
+; NO SUPPORT OBLIGATION: AMD is not obligated to furnish, support, or make any
+; further information, software, technical information, know-how, or show-how
+; available to you. Additionally, AMD retains the right to modify the
+; Materials at any time, without notice, and is not obligated to provide such
+; modified Materials to you.
+;
+; U.S. GOVERNMENT RESTRICTED RIGHTS: The Materials are provided with
+; "RESTRICTED RIGHTS." Use, duplication, or disclosure by the Government is
+; subject to the restrictions as set forth in FAR 52.227-14 and
+; DFAR252.227-7013, et seq., or its successor. Use of the Materials by the
+; Government constitutes acknowledgement of AMD's proprietary rights in them.
+;
+; EXPORT ASSURANCE: You agree and certify that neither the Materials, nor any
+; direct product thereof will be exported directly or indirectly, into any
+; country prohibited by the United States Export Administration Act and the
+; regulations thereunder, without the required authorization from the U.S.
+; government nor will be used for any purpose prohibited by the same.
+;*********************************************************************************/
+#include "FchPlatform.h"
+#define FILECODE PROC_FCH_COMMON_FCHLIB_FILECODE
+
+/**< FchStall - Reserved */
+VOID
+FchStall (
+ IN UINT32 uSec,
+ IN AMD_CONFIG_PARAMS *StdHeader
+ )
+{
+ UINT16 timerAddr;
+ UINT32 startTime;
+ UINT32 elapsedTime;
+
+ LibAmdMemRead (AccessWidth16, (UINT64) (ACPI_MMIO_BASE + PMIO_BASE + FCH_PMIOA_REG64), &timerAddr, StdHeader);
+ if ( timerAddr == 0 ) {
+ uSec = uSec / 2;
+ while ( uSec != 0 ) {
+ LibAmdIoRead (AccessWidth8, FCHOEM_IO_DELAY_PORT, (UINT8 *) (&startTime), StdHeader);
+ uSec--;
+ }
+ } else {
+ LibAmdIoRead (AccessWidth32, timerAddr, &startTime, StdHeader);
+ for ( ;; ) {
+ LibAmdIoRead (AccessWidth32, timerAddr, &elapsedTime, StdHeader);
+ if ( elapsedTime < startTime ) {
+ elapsedTime = elapsedTime + FCH_MAX_TIMER - startTime;
+ } else {
+ elapsedTime = elapsedTime - startTime;
+ }
+ if ( (elapsedTime * FCHOEM_ELAPSED_TIME_UNIT / FCHOEM_ELAPSED_TIME_DIVIDER) > uSec ) {
+ break;
+ }
+ }
+ }
+}
+
+/**< cimFchStall - Reserved */
+VOID
+CimFchStall (
+ IN UINT32 uSec,
+ IN AMD_CONFIG_PARAMS *StdHeader
+ )
+{
+ UINT16 timerAddr;
+ UINT32 startTime;
+ UINT32 elapsedTime;
+
+ LibAmdMemRead (AccessWidth16, (UINT64) (ACPI_MMIO_BASE + PMIO_BASE + FCH_PMIOA_REG64), &timerAddr, StdHeader);
+ if ( timerAddr == 0 ) {
+ uSec = uSec / 2;
+ while ( uSec != 0 ) {
+ LibAmdIoRead (AccessWidth8, FCHOEM_IO_DELAY_PORT, (UINT8*)&elapsedTime, StdHeader);
+ uSec--;
+ }
+ } else {
+ LibAmdIoRead (AccessWidth32, timerAddr, &startTime, StdHeader);
+ for ( ;; ) {
+ LibAmdIoRead (AccessWidth32, timerAddr, &elapsedTime, StdHeader);
+ if ( elapsedTime < startTime ) {
+ elapsedTime = elapsedTime + FCH_MAX_TIMER - startTime;
+ } else {
+ elapsedTime = elapsedTime - startTime;
+ }
+ if ( (elapsedTime * FCHOEM_ELAPSED_TIME_UNIT / FCHOEM_ELAPSED_TIME_DIVIDER) > uSec ) {
+ break;
+ }
+ }
+ }
+}
+
+/**< FchReset - Reserved */
+VOID
+FchPciReset (
+ IN AMD_CONFIG_PARAMS *StdHeader
+ )
+{
+ UINT8 PciRstValue;
+
+ PciRstValue = 0x06;
+ LibAmdIoWrite (AccessWidth8, FCH_PCIRST_BASE_IO, &PciRstValue, StdHeader);
+}
+
+/**< outPort80 - Reserved */
+VOID
+OutPort80 (
+ IN UINT32 pcode,
+ IN AMD_CONFIG_PARAMS *StdHeader
+ )
+{
+ LibAmdIoWrite (AccessWidth8, FCHOEM_OUTPUT_DEBUG_PORT, &pcode, StdHeader);
+ return;
+}
+
+/**< outPort1080 - Reserved */
+VOID
+OutPort1080 (
+ IN UINT32 pcode,
+ IN AMD_CONFIG_PARAMS *StdHeader
+ )
+{
+ LibAmdIoWrite (AccessWidth32, 0x1080, &pcode, StdHeader);
+ return;
+}
+
+/**< FchCopyMem - Reserved */
+VOID
+FchCopyMem (
+ IN VOID* pDest,
+ IN VOID* pSource,
+ IN UINTN Length
+ )
+{
+ UINTN i;
+ UINT8 *Ptr;
+ UINT8 *Source;
+ Ptr = (UINT8*)pDest;
+ Source = (UINT8*)pSource;
+ for (i = 0; i < Length; i++) {
+ *Ptr = *Source;
+ Source++;
+ Ptr++;
+ }
+}
+
+/** GetRomSigPtr - Reserved **/
+VOID*
+GetRomSigPtr (
+ IN UINTN *RomSigPtr,
+ IN AMD_CONFIG_PARAMS *StdHeader
+ )
+{
+ UINT32 RomPtr;
+ UINT32 RomSig;
+ UINT16 MswAddr;
+
+ *RomSigPtr = 0;
+ MswAddr = 0xFFF0;
+ do {
+ RomPtr = (MswAddr << 16) + FCH_ROMSIG_BASE_IO;
+ LibAmdMemRead (AccessWidth32, (UINT64) RomPtr, &RomSig, StdHeader);
+ if (RomSig == FCH_ROMSIG_SIGNATURE) {
+ *RomSigPtr = RomPtr;
+ break;
+ }
+ MswAddr <<= 1;
+ } while (MswAddr != 0xFE00);
+ return RomSigPtr;
+}
+
+/** RwXhciIndReg - Reserved **/
+VOID
+RwXhciIndReg (
+ IN UINT32 Index,
+ IN UINT32 AndMask,
+ IN UINT32 OrMask,
+ IN AMD_CONFIG_PARAMS *StdHeader
+ )
+{
+ UINT32 RevReg;
+ PCI_ADDR PciAddress;
+
+ PciAddress.AddressValue = (USB_XHCI_BUS_DEV_FUN << 12) + 0x48;
+ LibAmdPciWrite (AccessWidth32, PciAddress, &Index, StdHeader);
+ PciAddress.AddressValue = (USB_XHCI_BUS_DEV_FUN << 12) + 0x4C;
+ RevReg = ~AndMask;
+ LibAmdPciRMW (AccessWidth32, PciAddress, &OrMask, &RevReg, StdHeader);
+
+ PciAddress.AddressValue = (USB_XHCI1_BUS_DEV_FUN << 12) + 0x48;
+ LibAmdPciWrite (AccessWidth32, PciAddress, &Index, StdHeader);
+ PciAddress.AddressValue = (USB_XHCI1_BUS_DEV_FUN << 12) + 0x4C;
+ RevReg = ~AndMask;
+ LibAmdPciRMW (AccessWidth32, PciAddress, &OrMask, &RevReg, StdHeader);
+}
+
+/** RwXhci0IndReg - Reserved **/
+VOID
+RwXhci0IndReg (
+ IN UINT32 Index,
+ IN UINT32 AndMask,
+ IN UINT32 OrMask,
+ IN AMD_CONFIG_PARAMS *StdHeader
+ )
+{
+ UINT32 RevReg;
+ PCI_ADDR PciAddress;
+
+ PciAddress.AddressValue = (USB_XHCI_BUS_DEV_FUN << 12) + 0x48;
+ LibAmdPciWrite (AccessWidth32, PciAddress, &Index, StdHeader);
+ PciAddress.AddressValue = (USB_XHCI_BUS_DEV_FUN << 12) + 0x4C;
+ RevReg = ~AndMask;
+ LibAmdPciRMW (AccessWidth32, PciAddress, &OrMask, &RevReg, StdHeader);
+}
+
+/** RwXhci1IndReg - Reserved **/
+VOID
+RwXhci1IndReg (
+ IN UINT32 Index,
+ IN UINT32 AndMask,
+ IN UINT32 OrMask,
+ IN AMD_CONFIG_PARAMS *StdHeader
+ )
+{
+ UINT32 RevReg;
+ PCI_ADDR PciAddress;
+
+ PciAddress.AddressValue = (USB_XHCI1_BUS_DEV_FUN << 12) + 0x48;
+ LibAmdPciWrite (AccessWidth32, PciAddress, &Index, StdHeader);
+ PciAddress.AddressValue = (USB_XHCI1_BUS_DEV_FUN << 12) + 0x4C;
+ RevReg = ~AndMask;
+ LibAmdPciRMW (AccessWidth32, PciAddress, &OrMask, &RevReg, StdHeader);
+}
+
+/** AcLossControl - Reserved **/
+VOID
+AcLossControl (
+ IN UINT8 AcLossControlValue
+ )
+{
+ AcLossControlValue &= 0x03;
+ AcLossControlValue |= BIT2;
+ RwMem (ACPI_MMIO_BASE + PMIO_BASE + FCH_PMIOA_REG5B, AccessWidth8, 0xF0, AcLossControlValue);
+}
+
+/** RecordFchConfigPtr - Reserved **/
+VOID
+RecordFchConfigPtr (
+ IN UINT32 FchConfigPtr
+ )
+{
+ RwMem (ACPI_MMIO_BASE + CMOS_RAM_BASE + 0x08, AccessWidth8, 0, (UINT8) ((FchConfigPtr >> 0) & 0xFF) );
+ RwMem (ACPI_MMIO_BASE + CMOS_RAM_BASE + 0x09, AccessWidth8, 0, (UINT8) ((FchConfigPtr >> 8) & 0xFF) );
+ RwMem (ACPI_MMIO_BASE + CMOS_RAM_BASE + 0x0A, AccessWidth8, 0, (UINT8) ((FchConfigPtr >> 16) & 0xFF) );
+ RwMem (ACPI_MMIO_BASE + CMOS_RAM_BASE + 0x0B, AccessWidth8, 0, (UINT8) ((FchConfigPtr >> 24) & 0xFF) );
+}
+
+/** ReadAlink - Reserved **/
+UINT32
+ReadAlink (
+ IN UINT32 Index,
+ IN AMD_CONFIG_PARAMS *StdHeader
+ )
+{
+ UINT32 Data;
+ LibAmdIoWrite (AccessWidth32, ALINK_ACCESS_INDEX, &Index, StdHeader);
+ LibAmdIoRead (AccessWidth32, ALINK_ACCESS_DATA, &Data, StdHeader);
+ //Clear Index
+ Index = 0;
+ LibAmdIoWrite (AccessWidth32, ALINK_ACCESS_INDEX, &Index, StdHeader);
+ return Data;
+}
+
+/** WriteAlink - Reserved **/
+VOID
+WriteAlink (
+ IN UINT32 Index,
+ IN UINT32 Data,
+ IN AMD_CONFIG_PARAMS *StdHeader
+ )
+{
+ LibAmdIoWrite (AccessWidth32, ALINK_ACCESS_INDEX, &Index, StdHeader);
+ LibAmdIoWrite (AccessWidth32, ALINK_ACCESS_DATA, &Data, StdHeader);
+ //Clear Index
+ Index = 0;
+ LibAmdIoWrite (AccessWidth32, ALINK_ACCESS_INDEX, &Index, StdHeader);
+}
+
+/** RwAlink - Reserved **/
+VOID
+RwAlink (
+ IN UINT32 Index,
+ IN UINT32 AndMask,
+ IN UINT32 OrMask,
+ IN AMD_CONFIG_PARAMS *StdHeader
+ )
+{
+ UINT32 AccessType;
+
+ AccessType = Index & 0xE0000000;
+ if (AccessType == (AXINDC << 29)) {
+ WriteAlink ((FCH_AX_INDXC_REG30 | AccessType), Index & 0x1FFFFFFF, StdHeader);
+ Index = FCH_AX_DATAC_REG34 | AccessType;
+ } else if (AccessType == (AXINDP << 29)) {
+ WriteAlink ((FCH_AX_INDXP_REG38 | AccessType), Index & 0x1FFFFFFF, StdHeader);
+ Index = FCH_AX_DATAP_REG3C | AccessType;
+ }
+ WriteAlink (Index, (ReadAlink (Index, StdHeader) & AndMask) | OrMask, StdHeader);
+}
+
+
+/*----------------------------------------------------------------------------------------*/
+/**
+ * Read PMIO
+ *
+ *
+ *
+ * @param[in] Address - PMIO Offset value
+ * @param[in] OpFlag - Access sizes
+ * @param[in] Value - Read Data Buffer
+ * @param[in] StdHeader
+ *
+ */
+VOID
+ReadPmio (
+ IN UINT8 Address,
+ IN UINT8 OpFlag,
+ IN VOID *Value,
+ IN AMD_CONFIG_PARAMS *StdHeader
+ )
+{
+ UINT8 i;
+
+ OpFlag = OpFlag & 0x7f;
+ OpFlag = 1 << (OpFlag - 1);
+ for (i = 0; i < OpFlag; i++) {
+ LibAmdIoWrite (AccessWidth8, FCH_IOMAP_REGCD6, &Address, StdHeader);
+ Address++;
+ LibAmdIoRead (AccessWidth8, FCH_IOMAP_REGCD7, (UINT8 *)Value + i, StdHeader);
+ }
+}
+
+/*----------------------------------------------------------------------------------------*/
+/**
+ * Write PMIO
+ *
+ *
+ *
+ * @param[in] Address - PMIO Offset value
+ * @param[in] OpFlag - Access sizes
+ * @param[in] Value - Write Data Buffer
+ * @param[in] StdHeader
+ *
+ */
+VOID
+WritePmio (
+ IN UINT8 Address,
+ IN UINT8 OpFlag,
+ IN VOID *Value,
+ IN AMD_CONFIG_PARAMS *StdHeader
+ )
+{
+ UINT8 i;
+
+ OpFlag = OpFlag & 0x7f;
+ OpFlag = 1 << (OpFlag - 1);
+ for (i = 0; i < OpFlag; i++) {
+ LibAmdIoWrite (AccessWidth8, FCH_IOMAP_REGCD6, &Address, StdHeader);
+ Address++;
+ LibAmdIoWrite (AccessWidth8, FCH_IOMAP_REGCD7, (UINT8 *)Value + i, StdHeader);
+ }
+}
+
+/*----------------------------------------------------------------------------------------*/
+/**
+ * RwPmio - Read/Write PMIO
+ *
+ *
+ *
+ * @param[in] Address - PMIO Offset value
+ * @param[in] OpFlag - Access sizes
+ * @param[in] AndMask - Data And Mask 32 bits
+ * @param[in] OrMask - Data OR Mask 32 bits
+ * @param[in] StdHeader
+ *
+ */
+VOID
+RwPmio (
+ IN UINT8 Address,
+ IN UINT8 OpFlag,
+ IN UINT32 AndMask,
+ IN UINT32 OrMask,
+ IN AMD_CONFIG_PARAMS *StdHeader
+ )
+{
+ UINT32 Result;
+
+ ReadPmio (Address, OpFlag, &Result, StdHeader);
+ Result = (Result & AndMask) | OrMask;
+ WritePmio (Address, OpFlag, &Result, StdHeader);
+}
+
+
+/*----------------------------------------------------------------------------------------*/
+/**
+ * Read PMIO2
+ *
+ *
+ *
+ * @param[in] Address - PMIO2 Offset value
+ * @param[in] OpFlag - Access sizes
+ * @param[in] Value - Read Data Buffer
+ * @param[in] StdHeader
+ *
+ */
+VOID
+ReadPmio2 (
+ IN UINT8 Address,
+ IN UINT8 OpFlag,
+ IN VOID *Value,
+ IN AMD_CONFIG_PARAMS *StdHeader
+ )
+{
+ UINT8 i;
+
+ OpFlag = OpFlag & 0x7f;
+ OpFlag = 1 << (OpFlag - 1);
+ for ( i = 0; i < OpFlag; i++ ) {
+ LibAmdIoWrite (AccessWidth8, FCH_IOMAP_REGCD0, &Address, StdHeader);
+ Address++;
+ LibAmdIoRead (AccessWidth8, FCH_IOMAP_REGCD1, (UINT8 *) Value + i, StdHeader);
+ }
+}
+
+
+/*----------------------------------------------------------------------------------------*/
+/**
+ * Write PMIO 2
+ *
+ *
+ *
+ * @param[in] Address - PMIO2 Offset value
+ * @param[in] OpFlag - Access sizes
+ * @param[in] Value - Write Data Buffer
+ * @param[in] StdHeader
+ *
+ */
+VOID
+WritePmio2 (
+ IN UINT8 Address,
+ IN UINT8 OpFlag,
+ IN VOID *Value,
+ IN AMD_CONFIG_PARAMS *StdHeader
+ )
+{
+ UINT8 i;
+
+ OpFlag = OpFlag & 0x7f;
+ OpFlag = 1 << (OpFlag - 1);
+
+ for ( i = 0; i < OpFlag; i++ ) {
+ LibAmdIoWrite (AccessWidth8, FCH_IOMAP_REGCD0, &Address, StdHeader);
+ Address++;
+ LibAmdIoWrite (AccessWidth8, FCH_IOMAP_REGCD1, (UINT8 *) Value + i, StdHeader);
+ }
+}
+
+/*----------------------------------------------------------------------------------------*/
+/**
+ * RwPmio2 - Read/Write PMIO2
+ *
+ *
+ *
+ * @param[in] Address - PMIO2 Offset value
+ * @param[in] OpFlag - Access sizes
+ * @param[in] AndMask - Data And Mask 32 bits
+ * @param[in] OrMask - Data OR Mask 32 bits
+ * @param[in] StdHeader
+ *
+ */
+VOID
+RwPmio2 (
+ IN UINT8 Address,
+ IN UINT8 OpFlag,
+ IN UINT32 AndMask,
+ IN UINT32 OrMask,
+ IN AMD_CONFIG_PARAMS *StdHeader
+ )
+{
+ UINT32 Result;
+
+ ReadPmio2 (Address, OpFlag, &Result, StdHeader);
+ Result = (Result & AndMask) | OrMask;
+ WritePmio2 (Address, OpFlag, &Result, StdHeader);
+}
+
+
+/*----------------------------------------------------------------------------------------*/
+/**
+ * Read BIOSRAM
+ *
+ *
+ *
+ * @param[in] Address - BIOSRAM Offset value
+ * @param[in] OpFlag - Access sizes
+ * @param[in] Value - Read Data Buffer
+ * @param[in] StdHeader
+ *
+ */
+VOID
+ReadBiosram (
+ IN UINT8 Address,
+ IN UINT8 OpFlag,
+ IN VOID *Value,
+ IN AMD_CONFIG_PARAMS *StdHeader
+ )
+{
+ UINT8 i;
+
+ OpFlag = OpFlag & 0x7f;
+ OpFlag = 1 << (OpFlag - 1);
+ for (i = 0; i < OpFlag; i++) {
+ LibAmdIoWrite (AccessWidth8, FCH_IOMAP_REGCD4, &Address, StdHeader);
+ Address++;
+ LibAmdIoRead (AccessWidth8, FCH_IOMAP_REGCD5, (UINT8 *)Value + i, StdHeader);
+ }
+}
+
+/*----------------------------------------------------------------------------------------*/
+/**
+ * Write BIOSRAM
+ *
+ *
+ *
+ * @param[in] Address - BIOSRAM Offset value
+ * @param[in] OpFlag - Access sizes
+ * @param[in] Value - Write Data Buffer
+ * @param[in] StdHeader
+ *
+ */
+VOID
+WriteBiosram (
+ IN UINT8 Address,
+ IN UINT8 OpFlag,
+ IN VOID *Value,
+ IN AMD_CONFIG_PARAMS *StdHeader
+ )
+{
+ UINT8 i;
+
+ OpFlag = OpFlag & 0x7f;
+ OpFlag = 1 << (OpFlag - 1);
+ for (i = 0; i < OpFlag; i++) {
+ LibAmdIoWrite (AccessWidth8, FCH_IOMAP_REGCD4, &Address, StdHeader);
+ Address++;
+ LibAmdIoWrite (AccessWidth8, FCH_IOMAP_REGCD5, (UINT8 *)Value + i, StdHeader);
+ }
+}
+
+/*----------------------------------------------------------------------------------------*/
+/**
+ * Record SMI Status
+ *
+ *
+ * @param[in] StdHeader
+ *
+ */
+VOID
+RecordSmiStatus (
+ IN AMD_CONFIG_PARAMS *StdHeader
+ )
+{
+ UINTN Index;
+ UINT8 SwSmiValue;
+
+ ACPIMMIO8 (0xfed80320) |= 0x01;
+ for ( Index = 0; Index < 20; Index++ ) {
+ ACPIMMIO8 (0xfed10020 + Index) = ACPIMMIO8 (0xfed80280 + Index);
+ }
+ LibAmdIoRead (AccessWidth8, 0xB0, &SwSmiValue, StdHeader);
+ ACPIMMIO8 (0xfed10040) = SwSmiValue;
+}
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