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