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// IBM_PROLOG_BEGIN_TAG
// This is an automatically generated prolog.
//
// $Source: src/usr/fsiscom/fsiscom.H $
//
// IBM CONFIDENTIAL
//
// COPYRIGHT International Business Machines Corp. 2011
//
// p1
//
// Object Code Only (OCO) source materials
// Licensed Internal Code Source Materials
// IBM HostBoot Licensed Internal Code
//
// The source code for this program is not published or other-
// wise divested of its trade secrets, irrespective of what has
// been deposited with the U.S. Copyright Office.
//
// Origin: 30
//
// IBM_PROLOG_END
#ifndef __FSISCOM_H
#define __FSISCOM_H
/** @file fsiscom.H
* @brief Provides the interfaces to perform a FSI SCOM
*/
namespace FSISCOM
{
enum {
//FSI addresses are byte offsets, so need to multiply by 4 since each register is 4 bytes long.
//prefix with 0x10xx for engine offset
DATA0_REG = 0x1000, /* SCOM Data Register 0 (0x00) */
DATA1_REG = 0x1004, /* SCOM Data Register 1 (0x01) */
COMMAND_REG = 0x1008, /* SCOM Command Register (0x02) */
STATUS_REG = 0x101C, /* STATUS Register (0x07) */
};
/**
* @brief Performs an FSI SCOM operation
* This function performs an SCom Read/Write operation. It follows a
* pre-defined prototype functions in order to be registered with the
* device-driver framework.
*
* @param[in] i_opType Operation type, see DeviceFW::OperationType
* in driverif.H
* @param[in] i_target SCom target
* @param[in/out] io_buffer Read: pointer to output data storage
* Write: pointer to data to be written
* @param[in/out] io_buflen Input: size of io_buffer (in bytes)
* Output: Read: size of output data
* Write: size of data written
* @param[in] i_accessType Select from DeviceFW::AccessType enum
* (usrif.H)
* @param[in] i_args This is an argument list for DD framework.
* In this function, there's only one argument,
* which is the SCom address value.
*
* @return errlHndl_t
*/
errlHndl_t fsiScomPerformOp(DeviceFW::OperationType i_opType,
TARGETING::Target* i_target,
void* io_buffer,
size_t& io_buflen,
int64_t i_accessType,
va_list i_args);
}; // End namespace
#endif
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