| /* |
| * Copyright (c) 2008 The Regents of The University of Michigan |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer; |
| * redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution; |
| * neither the name of the copyright holders nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * |
| * Authors: Gabe Black |
| */ |
| |
| /* |
| * Copyright (c) 2008 The Hewlett-Packard Development Company |
| * All rights reserved. |
| * |
| * Redistribution and use of this software in source and binary forms, |
| * with or without modification, are permitted provided that the |
| * following conditions are met: |
| * |
| * The software must be used only for Non-Commercial Use which means any |
| * use which is NOT directed to receiving any direct monetary |
| * compensation for, or commercial advantage from such use. Illustrative |
| * examples of non-commercial use are academic research, personal study, |
| * teaching, education and corporate research & development. |
| * Illustrative examples of commercial use are distributing products for |
| * commercial advantage and providing services using the software for |
| * commercial advantage. |
| * |
| * If you wish to use this software or functionality therein that may be |
| * covered by patents for commercial use, please contact: |
| * Director of Intellectual Property Licensing |
| * Office of Strategy and Technology |
| * Hewlett-Packard Company |
| * 1501 Page Mill Road |
| * Palo Alto, California 94304 |
| * |
| * Redistributions of source code must retain the above copyright notice, |
| * this list of conditions and the following disclaimer. Redistributions |
| * in binary form must reproduce the above copyright notice, this list of |
| * conditions and the following disclaimer in the documentation and/or |
| * other materials provided with the distribution. Neither the name of |
| * the COPYRIGHT HOLDER(s), HEWLETT-PACKARD COMPANY, nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. No right of |
| * sublicense is granted herewith. Derivatives of the software and |
| * output created using the software may be prepared, but only for |
| * Non-Commercial Uses. Derivatives of the software may be shared with |
| * others provided: (i) the others agree to abide by the list of |
| * conditions herein which includes the Non-Commercial Use restrictions; |
| * and (ii) such Derivatives of the software include the above copyright |
| * notice to acknowledge the contribution from this software where |
| * applicable, this list of conditions and the disclaimer below. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * |
| * Authors: Gabe Black |
| */ |
| |
| #include "arch/x86/smbios.hh" |
| #include "arch/x86/isa_traits.hh" |
| #include "mem/port.hh" |
| #include "sim/byteswap.hh" |
| #include "sim/host.hh" |
| |
| const char X86ISA::SMBios::SMBiosTable::SMBiosHeader::anchorString[] = "_SM_"; |
| const uint8_t X86ISA::SMBios::SMBiosTable:: |
| SMBiosHeader::formattedArea[] = {0,0,0,0,0}; |
| const uint8_t X86ISA::SMBios::SMBiosTable:: |
| SMBiosHeader::entryPointLength = 0x1F; |
| const uint8_t X86ISA::SMBios::SMBiosTable:: |
| SMBiosHeader::entryPointRevision = 0; |
| const char X86ISA::SMBios::SMBiosTable:: |
| SMBiosHeader::IntermediateHeader::anchorString[] = "_DMI_"; |
| |
| uint16_t |
| X86ISA::SMBios::BiosInformation::writeOut(FunctionalPort * port, Addr addr) |
| { |
| uint8_t size = SMBiosStructure::writeOut(port, addr); |
| |
| port->writeBlob(addr + 0x4, (uint8_t *)(&vendor), 1); |
| port->writeBlob(addr + 0x5, (uint8_t *)(&version), 1); |
| |
| uint16_t startingAddrSegmentGuest = X86ISA::htog(startingAddrSegment); |
| port->writeBlob(addr + 0x6, (uint8_t *)(&startingAddrSegmentGuest), 2); |
| |
| port->writeBlob(addr + 0x8, (uint8_t *)(&releaseDate), 1); |
| port->writeBlob(addr + 0x9, (uint8_t *)(&romSize), 1); |
| |
| uint64_t characteristicsGuest = X86ISA::htog(characteristics); |
| port->writeBlob(addr + 0xA, (uint8_t *)(&characteristicsGuest), 8); |
| |
| uint16_t characteristicExtBytesGuest = |
| X86ISA::htog(characteristicExtBytes); |
| port->writeBlob(addr + 0x12, (uint8_t *)(&characteristicExtBytesGuest), 2); |
| |
| port->writeBlob(addr + 0x14, (uint8_t *)(&major), 1); |
| port->writeBlob(addr + 0x15, (uint8_t *)(&minor), 1); |
| port->writeBlob(addr + 0x16, (uint8_t *)(&embContFirmwareMajor), 1); |
| port->writeBlob(addr + 0x17, (uint8_t *)(&embContFirmwareMinor), 1); |
| |
| writeOutStrings(port, addr + getLength()); |
| |
| return size; |
| } |
| |
| void |
| X86ISA::SMBios::SMBiosTable::writeOut(FunctionalPort * port, Addr addr) |
| { |
| |
| /* |
| * The main header |
| */ |
| uint8_t mainChecksum = 0; |
| |
| port->writeBlob(addr, (uint8_t *)smbiosHeader.anchorString, 4); |
| for (int i = 0; i < 4; i++) |
| mainChecksum += smbiosHeader.anchorString[i]; |
| |
| // The checksum goes here, but we're figuring it out as we go. |
| |
| port->writeBlob(addr + 0x5, |
| (uint8_t *)(&smbiosHeader.entryPointLength), 1); |
| mainChecksum += smbiosHeader.entryPointLength; |
| port->writeBlob(addr + 0x6, |
| (uint8_t *)(&smbiosHeader.majorVersion), 1); |
| mainChecksum += smbiosHeader.majorVersion; |
| port->writeBlob(addr + 0x7, |
| (uint8_t *)(&smbiosHeader.minorVersion), 1); |
| mainChecksum += smbiosHeader.minorVersion; |
| // Maximum structure size goes here, but we'll figure it out later. |
| port->writeBlob(addr + 0xA, |
| (uint8_t *)(&smbiosHeader.entryPointRevision), 1); |
| mainChecksum += smbiosHeader.entryPointRevision; |
| port->writeBlob(addr + 0xB, |
| (uint8_t *)(&smbiosHeader.formattedArea), 5); |
| for (int i = 0; i < 5; i++) |
| mainChecksum += smbiosHeader.formattedArea[i]; |
| |
| /* |
| * The intermediate header |
| */ |
| uint8_t intChecksum = 0; |
| |
| port->writeBlob(addr + 0x10, |
| (uint8_t *)smbiosHeader.intermediateHeader.anchorString, 5); |
| for (int i = 0; i < 5; i++) |
| intChecksum += smbiosHeader.intermediateHeader.anchorString[i]; |
| |
| // The checksum goes here, but we're figuring it out as we go. |
| // Then the length of the structure table which we'll find later |
| |
| uint32_t tableAddrGuest = |
| X86ISA::htog(smbiosHeader.intermediateHeader.tableAddr); |
| port->writeBlob(addr + 0x18, (uint8_t *)(&tableAddrGuest), 4); |
| for (int i = 0; i < 4; i++) { |
| intChecksum += tableAddrGuest; |
| tableAddrGuest >>= 8; |
| } |
| |
| uint16_t numStructs = X86ISA::gtoh(structures.size()); |
| port->writeBlob(addr + 0x1C, (uint8_t *)(&numStructs), 2); |
| for (int i = 0; i < 2; i++) { |
| intChecksum += numStructs; |
| numStructs >>= 8; |
| } |
| |
| port->writeBlob(addr + 0x1E, |
| (uint8_t *)(&smbiosHeader.intermediateHeader.smbiosBCDRevision), |
| 1); |
| intChecksum += smbiosHeader.intermediateHeader.smbiosBCDRevision; |
| |
| /* |
| * Structure table |
| */ |
| |
| Addr base = smbiosHeader.intermediateHeader.tableAddr; |
| Addr offset = 0; |
| uint16_t maxSize = 0; |
| std::vector<SMBiosStructure>::iterator it; |
| for (it = structures.begin(); it != structures.end(); it++) { |
| uint16_t size = it->writeOut(port, base + offset); |
| if (size > maxSize) |
| maxSize = size; |
| offset += size; |
| } |
| |
| /* |
| * Header |
| */ |
| |
| maxSize = X86ISA::htog(maxSize); |
| port->writeBlob(addr + 0x8, (uint8_t *)(&maxSize), 2); |
| for (int i = 0; i < 2; i++) { |
| mainChecksum += maxSize; |
| maxSize >>= 8; |
| } |
| |
| // Set the checksum |
| mainChecksum = -mainChecksum; |
| port->writeBlob(addr + 0x4, (uint8_t *)(&mainChecksum), 1); |
| |
| /* |
| * Intermediate header |
| */ |
| |
| uint16_t tableSize = offset; |
| tableSize = X86ISA::htog(tableSize); |
| port->writeBlob(addr + 0x16, (uint8_t *)(&tableSize), 2); |
| for (int i = 0; i < 2; i++) { |
| intChecksum += tableSize; |
| tableSize >>= 8; |
| } |
| |
| intChecksum = -intChecksum; |
| port->writeBlob(addr + 0x15, (uint8_t *)(&intChecksum), 1); |
| } |