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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/usr/util/utilrsvdmem.C $ */
/* */
/* OpenPOWER HostBoot Project */
/* */
/* Contributors Listed Below - COPYRIGHT 2017 */
/* [+] 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 */
/*****************************************************************************/
// I n c l u d e s
/*****************************************************************************/
#include <targeting/common/trace.H>
#include <trace/interface.H>
#include <util/utilrsvdmem.H>
namespace Util
{
/**
* @brief Get the address of a label's section based on table of contents
*
* @param[in] i_label - HBRT_MEM_LABEL_... constant
* @param[in] i_hb_data_toc_addr - pointer to the table of contents
* @param[out] o_size - size of returned region in bytes
*
* @return virtual address of region or 0
* @platform FSP, OpenPOWER
**/
uint64_t hb_find_rsvd_mem_label(hbrt_mem_label_t i_label,
hbrtTableOfContents_t * i_hb_data_toc_addr,
uint64_t & o_size)
{
// initialize to not return anything
uint64_t l_label_data_addr = 0;
o_size = 0;
TRACFCOMP(TARGETING::g_trac_targeting,
ENTER_MRK"hb_find_rsvd_mem_label(0x%llX, %p)",
i_label, i_hb_data_toc_addr);
hbrtTableOfContents_t * toc_ptr = i_hb_data_toc_addr;
switch(i_label)
{
case HBRT_MEM_LABEL_VPD:
case HBRT_MEM_LABEL_ATTR:
case HBRT_MEM_LABEL_ATTROVER:
case HBRT_MEM_LABEL_PADDING:
case HBRT_MEM_LABEL_HYPCOMM:
// Find offset of label section
for (uint16_t i = 0; i < toc_ptr->total_entries; i++)
{
if (toc_ptr->entry[i].label == i_label)
{
l_label_data_addr =
reinterpret_cast<uint64_t>(i_hb_data_toc_addr) +
toc_ptr->entry[i].offset;
o_size = toc_ptr->entry[i].size;
TRACFCOMP(TARGETING::g_trac_targeting,
"hb_find_rsvd_mem_label: "
"Entry found at offset 0x%.16llX, size %ld",
toc_ptr->entry[i].offset, o_size);
break;
}
}
if (0 == o_size)
{
TRACFCOMP(TARGETING::g_trac_targeting,
"hb_find_rsvd_mem_label: Entry %.16llX not found",
i_label);
}
break;
default:
// unknown label?
TRACFCOMP(TARGETING::g_trac_targeting,
"hb_find_rsvd_mem_label: unknown label 0x%.16llX",
i_label);
break;
}
TRACFCOMP(TARGETING::g_trac_targeting,
EXIT_MRK"hb_find_rsvd_mem_label(0x%.16llX, %lld) -> 0x%.16llX",
i_label, o_size, l_label_data_addr);
return l_label_data_addr;
}
};
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