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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/include/usr/runtime/populate_hbruntime.H $ */
/* */
/* OpenPOWER HostBoot Project */
/* */
/* Contributors Listed Below - COPYRIGHT 2017,2019 */
/* [+] 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 POPULATE_HBRUNTIME_H
#define POPULATE_HBRUNTIME_H
#include <hdat/hdat.H>
#include <vector>
#include <utility>
#include <errl/errlentry.H>
#include <pnor/pnorif.H>
namespace RUNTIME
{
extern const uint64_t HB_RES_MEM_UPPER_LIMIT;
extern const uint64_t HB_RES_MEM_LOWER_LIMIT;
/**
* @brief Get the next Reserved HB memory range and set all member variables
* of struct. Additionally trace out relevant parts of the struct
* @param[in] i_type, HDAT Range type
* @param[in] i_rangeId, HDAT Range ID [Frequently node ID, see hdatMsVpdRhbAddrRange_t]
* @param[in] i_startAddr, Range Starting Address
* @param[in] i_size, Size of address space to reserve
* @param[in] i_label, Label String Ptr
* @param[in] i_permission, HDAT permission type [default read/write]
* @param[in] i_checkMemoryLimit, check if we overflow the limit for hb reserved
* memory. False for PHYP component
*
* @return errlHndl_t, nullptr on success; otherwise errlog
*/
errlHndl_t setNextHbRsvMemEntry(HDAT::hdatMsVpdRhbAddrRangeType i_type,
uint16_t i_rangeId,
uint64_t i_startAddr,
uint64_t i_size,
const char* i_label,
HDAT::hdatRhbPermType i_permission =
HDAT::RHB_READ_WRITE,
bool i_checkMemoryLimit = true
);
/**
* @brief Map physical address to virtual
* @param[in] i_addr Physical address
* @param[in] i_size Size of block to be mapped, in bytes.
* @param[out] o_addr Virtual address
* @return Error handle if error
*/
errlHndl_t mapPhysAddr(uint64_t i_addr, size_t i_size, uint64_t& o_addr);
/**
* @brief Unmap virtual address block
* @param[in] i_addr Virtual address
* @return Error handle if error
*/
errlHndl_t unmapVirtAddr(uint64_t i_addr);
/**
* @brief Pre verify Pnor sections and load into HB reserved memory
*
* @param[in] i_sec - pnor section to pre-verify and load
* @param[in] i_secHdrExpected - Indicates if pnor section is expected to have
* a secure header.
* e.g. RINGOVD currently never has a secure header
*
* @return Error handle if error
*/
errlHndl_t hbResvLoadSecureSection (PNOR::SectionId i_sec,
bool i_secHdrExpected);
/**
* @brief Check whether the given addr falls withing allowed hb reserved memory
* range.
* @param[in] i_addr - phys address to check
* @param[in] i_size - the size of the section starting with i_addr (needed to
* verify the end limit of the section)
* @return Error handle if error
*/
errlHndl_t checkHbResMemLimit(uint64_t i_addr,
uint64_t i_size);
} // End of Namespace
#endif
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