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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/include/usr/fsi/fsiif.H $ */
/* */
/* OpenPOWER HostBoot Project */
/* */
/* Contributors Listed Below - COPYRIGHT 2011,2015 */
/* [+] International Business Machines Corp. */
/* */
/* */
/* Licensed under the Apache License, Version 2.0 (the "License"); */
/* you may not use this file except in compliance with the License. */
/* You may obtain a copy of the License at */
/* */
/* http://www.apache.org/licenses/LICENSE-2.0 */
/* */
/* Unless required by applicable law or agreed to in writing, software */
/* distributed under the License is distributed on an "AS IS" BASIS, */
/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or */
/* implied. See the License for the specific language governing */
/* permissions and limitations under the License. */
/* */
/* IBM_PROLOG_END_TAG */
#ifndef __FSI_FSIIF_H
#define __FSI_FSIIF_H
#include <stdint.h>
#include <builtins.h>
#include <errl/errlentry.H>
namespace FSI
{
/**
* @brief Initialize the FSI hardware
*
* @return errlHndl_t NULL on success
*/
errlHndl_t initializeHardware();
/**
* @brief Retrieves the status of a given port
*
* @param[in] i_fsiMaster FSI Master chip
* @param[in] i_type FSI Master Type (MFSI or cMFSI)
* @param[in] i_port Slave port number
*
* @return bool true if port sensed as active during FSI initialization
*/
bool isSlavePresent( TARGETING::Target* i_fsiMaster,
TARGETING::FSI_MASTER_TYPE i_type,
uint8_t i_port );
/**
* @brief Retrieves the FSI status of a given chip
*
* @param[in] i_target
*
* @return bool true if port sensed as active during FSI initialization
*/
bool isSlavePresent( TARGETING::Target* i_target );
/**
* Enum defining type of FFDC to collect
*/
enum fsiFFDCType_t
{
FFDC_PRESENCE_FAIL = 0,
FFDC_READWRITE_FAIL = 1,
FFDC_PIB_FAIL = 2,
FFDC_OPB0_FAIL = 3,
FFDC_OPB1_FAIL = 4,
FFDC_OPB_FAIL_SLAVE = 5,
};
/**
* @brief Add FFDC for the target to an error log
*
* @param[in] i_ffdc_type Type of FFDC to add
* @param[in/out] i_log Error Log to add FFDC to
* @param[in] i_target Chip Target, for OPB_FAIL this should
* be the FSI Master, otherwise it should be the target of
* the FSI operation (i.e. the FSI Slave)
*
* @return void
*/
void getFsiFFDC( fsiFFDCType_t i_ffdc_type,
errlHndl_t &io_log,
TARGETING::Target* i_target );
/**
* @brief Cleanup the FSI PIB2OPB logic on the procs
*
* @param[in] i_target Proc Chip Target to reset
*
* @return errlHndl_t NULL on success
*/
errlHndl_t resetPib2Opb( TARGETING::Target* i_target );
/**
* @brief Structure which defines info necessary to access a chip via FSI
*/
struct FsiLinkInfo_t
{
TARGETING::Target* master; ///< FSI Master
TARGETING::FSI_MASTER_TYPE type; ///< Master or Cascaded Master
uint8_t link; ///< Which link is this chip hanging off of
uint8_t cascade; ///< Slave cascade position
uint8_t mPort; ///< FSI Master port (0=A,1=B)
uint32_t baseAddr; ///< Base FSI Address for this chip, from master proc
FsiLinkInfo_t() :
master(NULL), type(TARGETING::FSI_MASTER_TYPE_NO_MASTER),
link(0xFF), cascade(0), mPort(0), baseAddr(UINT32_MAX)
{};
};
/**
* @brief Retrieve some FSI attribute information
*
* @param[in] i_slave Slave Chip Target to query
* @param[out] o_info FSI Link Information
*/
void getFsiLinkInfo( TARGETING::Target* i_slave,
FsiLinkInfo_t& o_info );
/**
* FSI Slave Registers for P8
* These registers are repeated for every master+port+cascade combo
*/
enum SlaveRegistersP8
{
// Local FSI Space
SLAVE_CFG_TABLE = 0x000000, /**< Configuration Table of CFAM */
SLAVE_PEEK_TABLE = 0x000400, /**< Peek Table */
SLAVE_REGS = 0x000800, /**< FSI Slave Register */
SMODE_00 = SLAVE_REGS|0x00,
SLBUS_30 = SLAVE_REGS|0x30,
SLRES_34 = SLAVE_REGS|0x34,
FSI_SHIFT_ENGINE = 0x000C00, /**< FSI Shift Engine (SCAN) */
FSI2PIB_ENGINE = 0x001000, /**< FSI2PIB Engine (SCOM) */
FSI2PIB_RESET = FSI2PIB_ENGINE|0x18, /**< see 1006 */
FSI2PIB_STATUS = FSI2PIB_ENGINE|0x1C, /**< see 1007 */
FSI2PIB_COMPMASK = FSI2PIB_ENGINE|0x30, /**< see 100C */
FSI2PIB_TRUEMASK = FSI2PIB_ENGINE|0x34, /**< see 100D */
FSI_SCRATCHPAD = 0x001400, /**< FSI Scratchpad */
FSI_I2C_MASTER = 0x001800, /**< FSI I2C-Master */
FSI_GEMINI_MBOX = 0x002800, /**< FSI Gemini Mailbox with FSI GPx Registers */
};
// Trace buffer for FSI Register read/writes
#define FSIR_TRACE_BUF "FSIR"
}
#endif
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