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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/usr/targeting/attrrp_common.C $ */
/* */
/* OpenPOWER HostBoot Project */
/* */
/* Contributors Listed Below - COPYRIGHT 2013,2016 */
/* [+] 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 */
#include <targeting/attrrp.H>
#include <targeting/common/trace.H>
#include <util/align.H>
namespace TARGETING
{
/** @struct AttrRP_Section
* @brief Contains parsed information about each attribute section.
*/
struct AttrRP_Section
{
// Section type
SECTION_TYPE type;
// Desired address in Attribute virtual address space
uint64_t vmmAddress;
// Location in PNOR virtual address space
uint64_t pnorAddress;
uint64_t realMemAddress;
// Section size
uint64_t size;
};
AttrRP::~AttrRP()
{
if (iv_sections)
{
delete[] iv_sections;
}
#ifndef __HOSTBOOT_RUNTIME
msg_q_destroy(iv_msgQ);
#endif
TARG_ASSERT(false, "Assert to exit ~AttrRP");
}
void AttrRP::init(errlHndl_t &io_taskRetErrl, bool i_isMpipl)
{
// Call startup on singleton instance.
Singleton<AttrRP>::instance().startup(io_taskRetErrl, i_isMpipl);
}
bool AttrRP::writeSectionData(
const std::vector<TARGETING::sectionRefData>& i_pages) const
{
TARG_INF(ENTER_MRK "AttrRP::writeSectionData");
uint8_t * l_dataPtr = NULL; // ptr to Attribute virtual address space
bool l_rc = true; // true if write to section is successful
// for each page
for (std::vector<TARGETING::sectionRefData>::const_iterator
pageIter = i_pages.begin();
(pageIter != i_pages.end()) && (true == l_rc);
++pageIter)
{
// search for the section we need
for ( size_t j = 0; j < iv_sectionCount; ++j )
{
if ( iv_sections[j].type == (*pageIter).sectionId )
{
// found it..
TARG_DBG( "Writing Attribute Section: ID: %u, "
"address: 0x%lx size: 0x%lx page: %u",
iv_sections[j].type,
iv_sections[j].vmmAddress,
iv_sections[j].size,
(*pageIter).pageNumber);
// check that page number is within range
uint64_t l_pageOffset = (*pageIter).pageNumber * PAGESIZE;
if ( iv_sections[j].size < (l_pageOffset + PAGESIZE) )
{
TARG_ERR("page offset 0x%lx is greater than "
"size 0x%lx of section %u",
l_pageOffset,
iv_sections[j].size,
iv_sections[j].type);
l_rc = false;
break;
}
// adjust the pointer out by page size * page number
l_dataPtr =
reinterpret_cast<uint8_t *>
(iv_sections[j].vmmAddress) + l_pageOffset;
memcpy( l_dataPtr, (*pageIter).dataPtr, PAGESIZE );
break;
}
}
if (false == l_rc)
{
break;
}
}
TARG_INF( EXIT_MRK "AttrRP::writeSectionData" );
return l_rc;
}
void AttrRP::readSectionData(
std::vector<TARGETING::sectionRefData>& o_pages,
const TARGETING::SECTION_TYPE i_sectionId,
const NODE_ID i_nodeId) const
{
sectionRefData sectionData;
uint16_t count = 0;
uint16_t pages = 0;
// search for the section we need
for (size_t i = 0; i < iv_sectionCount; ++i )
{
if ( iv_sections[i].type == i_sectionId )
{
// found it..
// now figure out how many pages - rounding up to the
// the next full page and dividing by the page size
pages = ALIGN_PAGE( iv_sections[i].size )/PAGESIZE;
TRACFCOMP(g_trac_targeting,
"Reading Attribute Section: ID: %d, \
address: 0x%lx size: 0x%lx pages: %d",
iv_sections[i].type,
iv_sections[i].vmmAddress,
iv_sections[i].size,
pages);
// populate and push the structure for each page
while( count != pages )
{
// duplicate the same section id in each structure
sectionData.sectionId = i_sectionId;
// update the current page number
sectionData.pageNumber = count;
// addjust the pointer out by page size * count each
// iteration
sectionData.dataPtr =
reinterpret_cast<uint8_t *>
(iv_sections[i].vmmAddress) + (count * PAGESIZE );
count++;
// pushing the actual structure to the vector
o_pages.push_back( sectionData );
}
break;
}
}
}
}
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