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Diffstat (limited to 'ReferenceCode/Chipset/SystemAgent/MemoryInit/Pei/MrcOemMmio.h')
| -rw-r--r-- | ReferenceCode/Chipset/SystemAgent/MemoryInit/Pei/MrcOemMmio.h | 192 |
1 files changed, 192 insertions, 0 deletions
diff --git a/ReferenceCode/Chipset/SystemAgent/MemoryInit/Pei/MrcOemMmio.h b/ReferenceCode/Chipset/SystemAgent/MemoryInit/Pei/MrcOemMmio.h new file mode 100644 index 0000000..f5621cd --- /dev/null +++ b/ReferenceCode/Chipset/SystemAgent/MemoryInit/Pei/MrcOemMmio.h @@ -0,0 +1,192 @@ +/** @file + + This file contains the memory mapped I/O manipulation definitions. + +@copyright + Copyright (c) 1999 - 2012 Intel Corporation. All rights reserved. + This software and associated documentation (if any) is furnished + under a license and may only be used or copied in accordance + with the terms of the license. Except as permitted by such + license, no part of this software or documentation may be + reproduced, stored in a retrieval system, or transmitted in any + form or by any means without the express written consent of + Intel Corporation. + + This file contains an 'Intel Peripheral Driver' and uniquely + identified as "Intel Reference Module" and is + licensed for Intel CPUs and chipsets under the terms of your + license agreement with Intel or your vendor. This file may + be modified by the user, subject to additional terms of the + license agreement. +**/ + +#ifndef _MrcOemMmio_h_ +#define _MrcOemMmio_h_ + +#include "MrcTypes.h" + +/** +@brief + Read 64 bits from the Memory Mapped I/O space. + + @param[in] Offset - Offset from the specified base address. + @param[out] Value - Where to store the read value. + @param[in] BaseAddress - MMIO space base address. + + @retval Nothing. +**/ +extern +void +MrcOemMmioRead64 ( + IN U32 Offset, + OUT U64 *Value, + IN U32 BaseAddress + ); + +/** +@brief + Read 32 bits from the Memory Mapped I/O space. + + @param[in] Offset - Offset from the specified base address. + @param[out] Value - Where to store the read value. + @param[in] BaseAddress - MMIO space base address. + + @retval Nothing. +**/ +extern +void +MrcOemMmioRead ( + IN U32 Offset, + OUT U32 *Value, + IN U32 BaseAddress + ); + +/** +@brief + Read 16 bits from the Memory Mapped I/O space. + + @param[in] Offset - Offset from the specified base address. + @param[out] Value - Where to store the read value. + @param[in] BaseAddress - MMIO space base address. + + @retval Nothing. +**/ +extern +void +MrcOemMmioRead16 ( + IN U32 Offset, + OUT U16 *Value, + IN U32 BaseAddress + ); + +/** +@brief + Read 8 bits from the Memory Mapped I/O space. + + @param[in] Offset - Offset from the specified base address. + @param[out] Value - Where to store the read value. + @param[in] BaseAddress - MMIO space base address. + + @retval Nothing. +**/ +extern +void +MrcOemMmioRead8 ( + IN U32 Offset, + OUT U8 *Value, + IN U32 BaseAddress + ); + +/** +@brief + Write 64 bits to the Memory Mapped I/O space. + + @param[in] Offset - Offset from the specified base address. + @param[in] Value - The value to write. + @param[in] BaseAddress - MMIO space base address. + + @retval Nothing +**/ +extern +void +MrcOemMmioWrite64 ( + IN U32 Offset, + IN U64 Value, + IN U32 BaseAddress + ); + +/** +@brief + Write 32 bits to the Memory Mapped I/O space. + + @param[in] Offset - Offset from the specified base address. + @param[in] Value - The value to write. + @param[in] BaseAddress - MMIO space base address. + + @retval Nothing. +**/ +extern +void +MrcOemMmioWrite ( + IN U32 Offset, + IN U32 Value, + IN U32 BaseAddress + ); + +/** +@brief + Write 16 bits to the Memory Mapped I/O space. + + @param[in] Offset - Offset from the specified base address. + @param[in] Value - The value to write. + @param[in] BaseAddress - MMIO space base address. + + @retval Nothing. +**/ +extern +void +MrcOemMmioWrite16 ( + IN U32 Offset, + IN U16 Value, + IN U32 BaseAddress + ); + +/** +@brief + Write 8 bits to the Memory Mapped I/O space. + + @param[in] Offset - Offset from the specified base address. + @param[in] Value - The value to write. + @param[in] BaseAddress - MMIO space base address. + + @retval Nothing. +**/ +extern +void +MrcOemMmioWrite8 ( + IN U32 Offset, + IN U8 Value, + IN U32 BaseAddress + ); + +extern +void +MmioReadCount ( + void + ); + +/** +@brief + This function count the number of access to writes MMIO registers. + + @param[in] Nothing + + @retval Nothing +**/ +extern +void +MmioWriteCount ( + void + ); + +#endif // _MrcOemMmio_h_ |