| /* $NoKeywords:$ */ |
| /** |
| * @file |
| * |
| * AMD AGESA CPU Preserve Registers used for AP Mailbox. |
| * |
| * Save and Restore the normal feature content of the registers being used for |
| * the AP Mailbox. |
| * |
| * @xrefitem bom "File Content Label" "Release Content" |
| * @e project: AGESA |
| * @e sub-project: CPU/Feature |
| * @e \$Revision: 84150 $ @e \$Date: 2012-12-12 15:46:25 -0600 (Wed, 12 Dec 2012) $ |
| * |
| */ |
| /* |
| ****************************************************************************** |
| * |
| * Copyright (c) 2008 - 2013, Advanced Micro Devices, Inc. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are met: |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * * Neither the name of Advanced Micro Devices, Inc. nor the names of |
| * its contributors may be used to endorse or promote products derived |
| * from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND |
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL ADVANCED MICRO DEVICES, INC. BE LIABLE FOR ANY |
| * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| ****************************************************************************** |
| */ |
| |
| #ifndef _PRESERVE_MAILBOX_H_ |
| #define _PRESERVE_MAILBOX_H_ |
| |
| /*---------------------------------------------------------------------------------------- |
| * M I X E D (Definitions And Macros / Typedefs, Structures, Enums) |
| *---------------------------------------------------------------------------------------- |
| */ |
| #define MAX_PRESERVE_REGISTER_ENTRIES 2 ///< There is room on the heap for up to this per node. |
| |
| /// Reference to a save buffer. |
| typedef UINT32 (*MAILBOX_REGISTER_SAVE_ENTRY) [MAX_PRESERVE_REGISTER_ENTRIES]; |
| |
| /*---------------------------------------------------------------------------------------- |
| * D E F I N I T I O N S A N D M A C R O S |
| *---------------------------------------------------------------------------------------- |
| */ |
| |
| /*---------------------------------------------------------------------------------------- |
| * T Y P E D E F S A N D S T R U C T U R E S |
| *---------------------------------------------------------------------------------------- |
| */ |
| |
| /** |
| * Family specific mailbox register descriptor. |
| * |
| * Describes a register and bits within the register used as the mailbox. |
| */ |
| typedef struct { |
| PCI_ADDR Register; ///< The PCI address of a mailbox register. |
| UINT32 Mask; ///< The mask of bits used in Register as the mailbox. |
| } PRESERVE_MAILBOX_FAMILY_REGISTER; |
| |
| /** |
| * Descriptor for family specific save-restore. |
| * |
| * Provide a list of the register offsets to save-restore on each node. Optionally, zero the |
| * register instead of restoring it. |
| */ |
| typedef struct { |
| UINT16 Revision; ///< Interface version |
| // Public Data. |
| BOOLEAN IsZeroOnCold; ///< On a cold boot, zero the register instead of restore. |
| PRESERVE_MAILBOX_FAMILY_REGISTER *RegisterList; ///< The list of registers, terminated by ILLEGAL_SBDFO. |
| } PRESERVE_MAILBOX_FAMILY_SERVICES; |
| |
| |
| /*---------------------------------------------------------------------------------------- |
| * F U N C T I O N S P R O T O T Y P E |
| *---------------------------------------------------------------------------------------- |
| */ |
| |
| #endif // _PRESERVE_MAILBOX_H_ |