/* $NoKeywords */
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/**
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* @file
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*
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* Wtf_Reg.h
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*
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* Contains Where's-The-Firmware (WTF) definitions and Macros.
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*
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* @xrefitem bom "File Content Label" "Release Content"
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* @e project: FDK
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* @e sub-project: UEFI
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* @e version: $Revision: 334098 $ @e date: $Date: 2016-01-08 14:21:15 -0600 (Fri, 08 Jan 2016) $
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*
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*/
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/*****************************************************************************
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*
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* Copyright 2013 - 2016 ADVANCED MICRO DEVICES, INC. All Rights Reserved.
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*
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* This program and the accompanying materials are licensed and made available
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* under the terms and conditions of the BSD License which accompanies this
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* distribution. The full text of the license may be found at
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* http://opensource.org/licenses/bsd-license.php
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*
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* THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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* WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR
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* IMPLIED.
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*
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***************************************************************************/
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#ifndef __WTF_REG__H_
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#define __WTF_REG__H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*----------------------------------------------------------------------------------------
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* D E F I N I T I O N S A N D M A C R O S
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*----------------------------------------------------------------------------------------
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*/
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#define WTF_STATUS_REG 0xE0000000 // "Where's The Firmware" Register
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#define WTF_STATUS_REG_SIZE 32
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#define WTF_STATUS_ERROR_SIZE 12
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#define WTF_STATUS_POST_SIZE 10
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#define WTF_STATUS_FW_INDICATOR_SIZE 2
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#define WTF_STATUS_BT_CHKSUMFAIL_SIZE 1
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#define WTF_STATUS_ERROR_SHIFT 0
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#define WTF_STATUS_POST_SHIFT 12
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#define WTF_STATUS_FW_INDICATOR_SHIFT 22
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#define WTF_STATUS_BT_CHKSUMFAIL_SHIFT 31
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#define WTF_STATUS_ERROR_MASK 0x00000FFF
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#define WTF_STATUS_POST_MASK 0x003FF000
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#define WTF_STATUS_FW_INDICATOR_MASK 0x00C00000
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#define WTF_STATUS_BT_CHKSUMFAIL_MASK 0x80000000
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#define WTF_STATUS_MASK \
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(WTF_STATUS_ERROR_MASK | \
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WTF_STATUS_POST_MASK | \
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WTF_STATUS_FW_INDICATOR_MASK | \
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WTF_STATUS_BT_CHKSUMFAIL_MASK)
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#define WTF_STATUS_DEFAULT 0x00000000
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#define WTF_STATUS_FW_INDICATOR_UEFI 0x2
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#define WTF_STATUS_GET_ERROR(wtf_status) \
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((wtf_status & WTF_STATUS_ERROR_MASK) >> WTF_STATUS_ERROR_SHIFT)
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#define WTF_STATUS_GET_POST(wtf_status) \
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((wtf_status & WTF_STATUS_POST_MASK) >> WTF_STATUS_POST_SHIFT)
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#define WTF_STATUS_GET_FW_INDICATOR(wtf_status) \
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((wtf_status & WTF_STATUS_FW_INDICATOR_MASK) >> WTF_STATUS_FW_INDICATOR_SHIFT)
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#define WTF_STATUS_GET_BT_CHKSUMFAIL(wtf_status) \
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((wtf_status & WTF_STATUS_BT_CHECKSUMFAIL_MASK) >> WTF_STATUS_BT_CHECKSUMFAIL_SHIFT)
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#define WTF_STATUS_SET_ERROR(error) { \
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UINT32 wtf_status_reg; \
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wtf_status_reg = MmioRead32 (WTF_STATUS_REG); \
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wtf_status_reg = (wtf_status_reg & ~WTF_STATUS_ERROR_MASK) | (error << WTF_STATUS_ERROR_SHIFT); \
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wtf_status_reg = (wtf_status_reg & ~WTF_STATUS_FW_INDICATOR_MASK) | (WTF_STATUS_FW_INDICATOR_UEFI << WTF_STATUS_FW_INDICATOR_SHIFT); \
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MmioWrite32 (WTF_STATUS_REG, wtf_status_reg); \
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}
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#define WTF_STATUS_SET_POST(post) { \
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UINT32 wtf_status_reg; \
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wtf_status_reg = MmioRead32 (WTF_STATUS_REG); \
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wtf_status_reg = (wtf_status_reg & ~WTF_STATUS_POST_MASK) | (post << WTF_STATUS_POST_SHIFT); \
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wtf_status_reg = (wtf_status_reg & ~WTF_STATUS_FW_INDICATOR_MASK) | (WTF_STATUS_FW_INDICATOR_UEFI << WTF_STATUS_FW_INDICATOR_SHIFT); \
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MmioWrite32 (WTF_STATUS_REG, wtf_status_reg); \
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}
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#define WTF_STATUS_SET_FW_INDICATOR(fwindicator) { \
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UINT32 wtf_status_reg; \
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wtf_status_reg = MmioRead32 (WTF_STATUS_REG); \
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wtf_status_reg = (wtf_status_reg & ~WTF_STATUS_FW_INDICATOR_MASK) | (fwindicator << WTF_STATUS_FW_INDICATOR_SHIFT); \
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MmioWrite32 (WTF_STATUS_REG, wtf_status_reg); \
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}
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#define WTF_STATUS_SET_BT_CHKSUMFAIL(btchksmfail) { \
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UINT32 wtf_status_reg; \
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wtf_status_reg = MmioRead32 (WTF_STATUS_REG); \
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wtf_status_reg = (wtf_status_reg & ~WTF_STATUS_BT_CHKSUMFAIL_MASK) | (btchksmfail << WTF_STATUS_BT_CHKSUMFAIL_SHIFT); \
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MmioWrite32 (WTF_STATUS_REG, wtf_status_reg); \
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}
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/*----------------------------------------------------------------------------------------
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* T Y P E D E F S A N D S T R U C T U R E S
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*----------------------------------------------------------------------------------------
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*/
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/// WTF Status Structure
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typedef
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struct _WTF_STATUS_T {
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UINT64 error : WTF_STATUS_ERROR_SIZE; ///< WTF Status Error Size
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UINT64 post : WTF_STATUS_POST_SIZE; ///< WTF Status Post Size
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UINT64 fwindicator : WTF_STATUS_FW_INDICATOR_SIZE; ///< WTF Status Firmware Indicator Size
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UINT64 reserved : 7; ///< Reserved
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UINT64 btchksmfail : WTF_STATUS_BT_CHKSUMFAIL_SIZE; ///< WTF Status Bit Checksum Fail Size
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} WTF_STATUS_T;
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/// WTF Status Union
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typedef
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union {
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UINT32 val : 32; ///< Value
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WTF_STATUS_T f; ///< WTF Status Structure
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} WTF_STATUS_U;
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/****** DO NOT WRITE BELOW THIS LINE *******/
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#ifdef __cplusplus
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}
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#endif
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#endif
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