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Diffstat (limited to 'src/vendorcode/amd/agesa/f15tn/Proc/IDS/Debug/IdsDpSerial.c')
| -rw-r--r-- | src/vendorcode/amd/agesa/f15tn/Proc/IDS/Debug/IdsDpSerial.c | 211 |
1 files changed, 211 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f15tn/Proc/IDS/Debug/IdsDpSerial.c b/src/vendorcode/amd/agesa/f15tn/Proc/IDS/Debug/IdsDpSerial.c new file mode 100644 index 0000000000..749c02a652 --- /dev/null +++ b/src/vendorcode/amd/agesa/f15tn/Proc/IDS/Debug/IdsDpSerial.c @@ -0,0 +1,211 @@ +/** + * @file + * + * AMD Integrated Debug Debug_library Routines + * + * Contains all functions related to HDTOUT + * + * @xrefitem bom "File Content Label" "Release Content" + * @e project: AGESA + * @e sub-project: IDS + * @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. 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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. + ****************************************************************************** + */ + + /*---------------------------------------------------------------------------------------- + * M O D U L E S U S E D + *---------------------------------------------------------------------------------------- + */ +#include "AGESA.h" +#include "Ids.h" +#include "IdsLib.h" +#include "amdlib.h" +#include "AMD.h" +#include "IdsDebugPrint.h" +#include "Filecode.h" +CODE_GROUP (G1_PEICC) +RDATA_GROUP (G1_PEICC) + +#define FILECODE PROC_IDS_DEBUG_IDSDPSERIAL_FILECODE + +/** + * Determine whether IDS console is enabled. + * + * + * @retval TRUE Alway return true + * + **/ +STATIC BOOLEAN +AmdIdsSerialSupport ( + VOID + ) +{ + + return TRUE; +} + +/** + * Get Serial customize Filter + * + * @param[in,out] Filter Filter do be filled + * + * @retval FALSE Alway return FALSE + * + **/ +STATIC BOOLEAN +AmdIdsSerialGetFilter ( + IN OUT UINT64 *Filter + ) +{ + return FALSE; +} + + +#define IDS_SERIAL_PORT_LSR (IDS_SERIAL_PORT + 5) +#define IDS_LSR_TRANSMIT_HOLDING_REGISTER_EMPTY_MASK BIT5 +/** + * Send byte to Serial Port + * + * Before use this routine, please make sure Serial Communications Chip have been initialed + * + * @param[in] ByteSended Byte to be sended + * + * @retval TRUE Byte sended successfully + * @retval FALSE Byte sended failed + * + **/ +STATIC BOOLEAN +AmdIdsSerialSendByte ( + IN CHAR8 ByteSended + ) +{ + UINT32 RetryCount; + UINT8 Value; + + //Wait until LSR.Bit5 (Transmitter holding register Empty) + RetryCount = 200; + do { + LibAmdIoRead (AccessWidth8, IDS_SERIAL_PORT_LSR, &Value, NULL); + RetryCount--; + } while (((Value & IDS_LSR_TRANSMIT_HOLDING_REGISTER_EMPTY_MASK) == 0) && + (RetryCount > 0)); + + if (RetryCount == 0) { + //Time expired + return FALSE; + } else { + LibAmdIoWrite (AccessWidth8, IDS_SERIAL_PORT, &ByteSended, NULL); + return TRUE; + } +} + + +/** + * Print formated string + * + * @param[in] Buffer - Point to input buffer + * @param[in] BufferSize - Buffer size + * @param[in] debugPrintPrivate - Option + * +**/ +STATIC VOID +AmdIdsSerialPrint ( + IN CHAR8 *Buffer, + IN UINTN BufferSize, + IN IDS_DEBUG_PRINT_PRIVATE_DATA *debugPrintPrivate + ) +{ + BOOLEAN SendStatus; + UINT32 RetryCount; + RetryCount = 200; + while (BufferSize--) { + do { + if (*Buffer == '\n') { + SendStatus = AmdIdsSerialSendByte ('\r'); + } + SendStatus = AmdIdsSerialSendByte (*Buffer); + RetryCount--; + } while ((SendStatus == FALSE) && (RetryCount > 0)); + Buffer ++; + } +} + +/** + * Init local private data + * + * @param[in] Flag - filter flag + * @param[in] debugPrintPrivate - Point to debugPrintPrivate + * +**/ +STATIC VOID +AmdIdsSerialInitPrivateData ( + IN UINT64 Flag, + IN IDS_DEBUG_PRINT_PRIVATE_DATA *debugPrintPrivate + ) +{ + +} + +CONST IDS_DEBUG_PRINT ROMDATA IdsDebugPrintSerialInstance = +{ + AmdIdsSerialSupport, + AmdIdsSerialGetFilter, + AmdIdsSerialInitPrivateData, + AmdIdsSerialPrint +}; + + + |