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/* IBM_PROLOG_BEGIN_TAG
* This is an automatically generated prolog.
*
* $Source: src/usr/hwpf/hwp/fapiTestHwpDq.C $
*
* IBM CONFIDENTIAL
*
* COPYRIGHT International Business Machines Corp. 2012
*
* 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_TAG
*/
/**
* @file fapiTestHwpDq.C
*
* @brief Implements a Test Hardware Procedure that exercises the bad DQ data
*/
/*
* Change Log ******************************************************************
* Flag Defect/Feature User Date Description
* ------ -------------- ---------- ----------- ----------------------------
* mjjones 02/21/2012 Created
* mjjones 06/14/2012 Test functional DIMM
*
* HWP_IGNORE_VERSION_CHECK
*/
#include <fapiTestHwpDq.H>
#include <dimmBadDqBitmapFuncs.H>
extern "C"
{
fapi::ReturnCode fapiTestHwpDq(const fapi::Target & i_mba)
{
FAPI_INF(">>fapiTestHwpDq: %s", i_mba.toEcmdString());
fapi::ReturnCode l_rc;
uint8_t l_dqBitmap[DIMM_DQ_RANK_BITMAP_SIZE];
do
{
// Get the bad DQ Bitmap with an incorrect port
l_rc = dimmGetBadDqBitmap(i_mba, 5, 0, 0, l_dqBitmap);
if (!l_rc)
{
FAPI_ERR("fapiTestHwpDq: Did not get expected error from dimmGetBadDqBitmap");
FAPI_SET_HWP_ERROR(l_rc, RC_TEST_DQ_NO_ERR_ON_BAD_PARAMS);
break;
}
// Do not log error to avoid adding an expected error to the log
FAPI_INF("fapiTestHwpDq: Got expected error from dimmGetBadDqBitmap");
l_rc = fapi::FAPI_RC_SUCCESS;
// Get associated functional DIMMs
std::vector<fapi::Target> l_dimms;
l_rc = fapiGetAssociatedDimms(i_mba, l_dimms);
if (l_rc)
{
FAPI_ERR("fapiTestHwpDq: Error from fapiGetAssociatedDimms");
break;
}
if (l_dimms.size() == 0)
{
FAPI_ERR("fapiTestHwpDq: Did not find any functional DIMMs, skipping");
break;
}
// Get the first DIMM's port and dimm number
uint8_t l_port = 0;
uint8_t l_dimm = 0;
l_rc = FAPI_ATTR_GET(ATTR_MBA_PORT, &(l_dimms[0]), l_port);
if (l_rc)
{
FAPI_ERR("fapiTestHwpDq: Error getting ATTR_MBA_PORT");
break;
}
l_rc = FAPI_ATTR_GET(ATTR_MBA_DIMM, &(l_dimms[0]), l_dimm);
if (l_rc)
{
FAPI_ERR("fapiTestHwpDq: Error getting ATTR_MBA_DIMM");
break;
}
// Get the bad DQ Bitmap for the DIMM, rank 3
l_rc = dimmGetBadDqBitmap(i_mba, l_port, l_dimm, 3, l_dqBitmap);
if (l_rc)
{
FAPI_ERR("fapiTestHwpDq: Error from dimmGetBadDqBitmap");
break;
}
// If the data is not all zeroes then skip the rest of the test, do not
// want to modify any real Bad DQ records
bool l_nonZeroData = false;
for (uint8_t i = 0; i < DIMM_DQ_RANK_BITMAP_SIZE; i++)
{
if (l_dqBitmap[i] != 0)
{
FAPI_INF("fapiTestHwpDq: Non-zero DQ data, skipping test");
l_nonZeroData = true;
break;
}
}
if (l_nonZeroData)
{
break;
}
// Set 2 bad DQ bits
l_dqBitmap[2] = 0x40;
l_dqBitmap[6] = 0x20;
// Set the bad DQ Bitmap
l_rc = dimmSetBadDqBitmap(i_mba, 1, 0, 3, l_dqBitmap);
if (l_rc)
{
FAPI_ERR("fapiTestHwpDq: Error from dimmSetBadDqBitmap");
// TODO
FAPI_ERR("fapiTestHwpDq: Waiting for SPD DD support for writes (story 35766)");
l_rc = fapi::FAPI_RC_SUCCESS;
break;
}
// Check that the data can be read back
l_dqBitmap[2] = 0;
l_dqBitmap[6] = 0;
l_rc = dimmGetBadDqBitmap(i_mba, 1, 0, 3, l_dqBitmap);
if (l_rc)
{
FAPI_ERR("fapiTestHwpDq: Error from dimmGetBadDqBitmap (2)");
break;
}
if ((l_dqBitmap[2] != 0x40) || (l_dqBitmap[6] != 0x20))
{
FAPI_ERR("fapiTestHwpDq: Got bad data 0x%x:0x%x",
l_dqBitmap[2], l_dqBitmap[6]);
uint8_t & FFDC_DATA1 = l_dqBitmap[2];
uint8_t & FFDC_DATA2 = l_dqBitmap[6];
FAPI_SET_HWP_ERROR(l_rc, RC_TEST_DQ_BAD_DATA);
break;
}
// Write the data back to zero
l_dqBitmap[2] = 0;
l_dqBitmap[6] = 0;
l_rc = dimmSetBadDqBitmap(i_mba, 1, 0, 3, l_dqBitmap);
if (l_rc)
{
FAPI_ERR("fapiTestHwpDq: Error from dimmSetBadDqBitmap (2)");
break;
}
} while (0);
FAPI_INF("<<fapiTestHwpDq");
return l_rc;
}
} // extern "C"
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