Bochs/bochs/cpu/cpudb/intel/tigerlake.cc
2021-02-16 18:57:49 +00:00

870 lines
27 KiB
C++

/////////////////////////////////////////////////////////////////////////
// $Id$
/////////////////////////////////////////////////////////////////////////
//
// Copyright (c) 2021 Stanislav Shwartsman
// Written by Stanislav Shwartsman [sshwarts at sourceforge net]
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA B 02110-1301 USA
//
/////////////////////////////////////////////////////////////////////////
#include "bochs.h"
#include "cpu/cpu.h"
#include "gui/siminterface.h"
#include "param_names.h"
#include "tigerlake.h"
#define LOG_THIS cpu->
#if BX_SUPPORT_X86_64 && BX_SUPPORT_AVX
#define VMCS_REVISION_ID 0x04
tigerlake_t::tigerlake_t(BX_CPU_C *cpu):
#if BX_SUPPORT_VMX
bx_cpuid_t(cpu, VMCS_REVISION_ID)
#else
bx_cpuid_t(cpu)
#endif
{
if (! BX_SUPPORT_X86_64)
BX_PANIC(("You must enable x86-64 for Intel Core i7 Icelake configuration"));
enable_cpu_extension(BX_ISA_X87);
enable_cpu_extension(BX_ISA_486);
enable_cpu_extension(BX_ISA_PENTIUM);
enable_cpu_extension(BX_ISA_P6);
enable_cpu_extension(BX_ISA_MMX);
enable_cpu_extension(BX_ISA_SYSENTER_SYSEXIT);
enable_cpu_extension(BX_ISA_CLFLUSH);
enable_cpu_extension(BX_ISA_DEBUG_EXTENSIONS);
enable_cpu_extension(BX_ISA_VME);
enable_cpu_extension(BX_ISA_PSE);
enable_cpu_extension(BX_ISA_PAE);
enable_cpu_extension(BX_ISA_PGE);
#if BX_PHY_ADDRESS_LONG
enable_cpu_extension(BX_ISA_PSE36);
#endif
enable_cpu_extension(BX_ISA_MTRR);
enable_cpu_extension(BX_ISA_PAT);
enable_cpu_extension(BX_ISA_XAPIC);
enable_cpu_extension(BX_ISA_X2APIC);
enable_cpu_extension(BX_ISA_LONG_MODE);
enable_cpu_extension(BX_ISA_LM_LAHF_SAHF);
enable_cpu_extension(BX_ISA_CMPXCHG16B);
enable_cpu_extension(BX_ISA_NX);
enable_cpu_extension(BX_ISA_1G_PAGES);
enable_cpu_extension(BX_ISA_PCID);
enable_cpu_extension(BX_ISA_TSC_ADJUST);
enable_cpu_extension(BX_ISA_TSC_DEADLINE);
enable_cpu_extension(BX_ISA_SSE);
enable_cpu_extension(BX_ISA_SSE2);
enable_cpu_extension(BX_ISA_SSE3);
enable_cpu_extension(BX_ISA_SSSE3);
enable_cpu_extension(BX_ISA_SSE4_1);
enable_cpu_extension(BX_ISA_SSE4_2);
enable_cpu_extension(BX_ISA_POPCNT);
#if BX_SUPPORT_MONITOR_MWAIT
enable_cpu_extension(BX_ISA_MONITOR_MWAIT);
#endif
#if BX_SUPPORT_VMX >= 2
enable_cpu_extension(BX_ISA_VMX);
#endif
enable_cpu_extension(BX_ISA_RDTSCP);
enable_cpu_extension(BX_ISA_XSAVE);
enable_cpu_extension(BX_ISA_XSAVEOPT);
enable_cpu_extension(BX_ISA_AES_PCLMULQDQ);
enable_cpu_extension(BX_ISA_MOVBE);
enable_cpu_extension(BX_ISA_AVX);
enable_cpu_extension(BX_ISA_AVX_F16C);
enable_cpu_extension(BX_ISA_AVX2);
enable_cpu_extension(BX_ISA_AVX_FMA);
enable_cpu_extension(BX_ISA_LZCNT);
enable_cpu_extension(BX_ISA_BMI1);
enable_cpu_extension(BX_ISA_BMI2);
enable_cpu_extension(BX_ISA_ADX);
enable_cpu_extension(BX_ISA_FSGSBASE);
enable_cpu_extension(BX_ISA_INVPCID);
enable_cpu_extension(BX_ISA_SMEP);
enable_cpu_extension(BX_ISA_SMAP);
enable_cpu_extension(BX_ISA_RDRAND);
enable_cpu_extension(BX_ISA_RDSEED);
enable_cpu_extension(BX_ISA_FDP_DEPRECATION);
enable_cpu_extension(BX_ISA_FCS_FDS_DEPRECATION);
enable_cpu_extension(BX_ISA_SHA);
#if BX_SUPPORT_EVEX
enable_cpu_extension(BX_ISA_GFNI);
enable_cpu_extension(BX_ISA_VAES_VPCLMULQDQ);
enable_cpu_extension(BX_ISA_AVX512);
enable_cpu_extension(BX_ISA_AVX512_VL);
enable_cpu_extension(BX_ISA_AVX512_DQ);
enable_cpu_extension(BX_ISA_AVX512_CD);
enable_cpu_extension(BX_ISA_AVX512_BW);
enable_cpu_extension(BX_ISA_AVX512_IFMA52);
enable_cpu_extension(BX_ISA_AVX512_VBMI);
enable_cpu_extension(BX_ISA_AVX512_VBMI2);
enable_cpu_extension(BX_ISA_AVX512_VNNI);
enable_cpu_extension(BX_ISA_AVX512_BITALG);
enable_cpu_extension(BX_ISA_AVX512_VPOPCNTDQ);
enable_cpu_extension(BX_ISA_AVX512_VP2INTERSECT);
#endif
enable_cpu_extension(BX_ISA_CLFLUSHOPT);
enable_cpu_extension(BX_ISA_CLWB);
enable_cpu_extension(BX_ISA_XSAVEC);
enable_cpu_extension(BX_ISA_XSAVES);
#if BX_SUPPORT_PKEYS
enable_cpu_extension(BX_ISA_PKU);
#endif
#if BX_SUPPORT_CET
enable_cpu_extension(BX_ISA_CET);
#endif
enable_cpu_extension(BX_ISA_UMIP);
enable_cpu_extension(BX_ISA_RDPID);
enable_cpu_extension(BX_ISA_SCA_MITIGATIONS);
}
void tigerlake_t::get_cpuid_leaf(Bit32u function, Bit32u subfunction, cpuid_function_t *leaf) const
{
static const char* brand_string = "11th Gen Intel(R) Core(TM) i5-1135G7 @ 2.40GHz";
static bool cpuid_limit_winnt = SIM->get_param_bool(BXPN_CPUID_LIMIT_WINNT)->get();
if (cpuid_limit_winnt)
if (function > 2 && function < 0x80000000) function = 2;
switch(function) {
case 0x80000000:
get_ext_cpuid_leaf_0(leaf);
return;
case 0x80000001:
get_ext_cpuid_leaf_1(leaf);
return;
case 0x80000002:
case 0x80000003:
case 0x80000004:
get_ext_cpuid_brand_string_leaf(brand_string, function, leaf);
return;
case 0x80000005:
get_reserved_leaf(leaf);
return;
case 0x80000006:
get_ext_cpuid_leaf_6(leaf);
return;
case 0x80000007:
get_ext_cpuid_leaf_7(leaf);
return;
case 0x80000008:
get_ext_cpuid_leaf_8(leaf);
return;
case 0x00000000:
get_std_cpuid_leaf_0(leaf);
return;
case 0x00000001:
get_std_cpuid_leaf_1(leaf);
return;
case 0x00000002:
get_std_cpuid_leaf_2(leaf);
return;
case 0x00000003:
get_reserved_leaf(leaf);
return;
case 0x00000004:
get_std_cpuid_leaf_4(subfunction, leaf);
return;
case 0x00000005:
get_std_cpuid_leaf_5(leaf);
return;
case 0x00000006:
get_std_cpuid_leaf_6(leaf);
return;
case 0x00000007:
get_std_cpuid_leaf_7(subfunction, leaf);
return;
case 0x00000008:
case 0x00000009:
get_reserved_leaf(leaf);
return;
case 0x0000000A:
get_std_cpuid_leaf_A(leaf);
return;
case 0x0000000B:
get_std_cpuid_extended_topology_leaf(subfunction, leaf);
return;
case 0x0000000C:
get_reserved_leaf(leaf);
return;
case 0x0000000D:
get_std_cpuid_xsave_leaf(subfunction, leaf);
return;
case 0x0000000E:
case 0x0000000F:
case 0x00000010:
case 0x00000011:
case 0x00000012: // SGX Capability
case 0x00000013:
case 0x00000014: // Processor Trace
get_reserved_leaf(leaf);
return;
case 0x00000015:
get_std_cpuid_leaf_15(leaf);
return;
case 0x00000016:
get_std_cpuid_leaf_16(leaf);
return;
case 0x00000017:
get_reserved_leaf(leaf);
return;
case 0x00000018:
get_std_cpuid_leaf_18(subfunction, leaf);
return;
case 0x00000019:
case 0x0000001A:
case 0x0000001B: // PCONFIG Information
default:
get_reserved_leaf(leaf);
return;
}
}
#if BX_SUPPORT_VMX >= 2
Bit32u tigerlake_t::get_vmx_extensions_bitmask(void) const
{
return BX_VMX_TPR_SHADOW |
BX_VMX_VIRTUAL_NMI |
BX_VMX_APIC_VIRTUALIZATION |
BX_VMX_WBINVD_VMEXIT |
BX_VMX_MONITOR_TRAP_FLAG |
BX_VMX_VPID |
BX_VMX_EPT |
BX_VMX_UNRESTRICTED_GUEST |
BX_VMX_SAVE_DEBUGCTL_DISABLE |
BX_VMX_PERF_GLOBAL_CTRL |
BX_VMX_PAT |
BX_VMX_EFER |
BX_VMX_DESCRIPTOR_TABLE_EXIT |
BX_VMX_X2APIC_VIRTUALIZATION |
BX_VMX_PREEMPTION_TIMER |
BX_VMX_PAUSE_LOOP_EXITING |
BX_VMX_EPT_ACCESS_DIRTY |
BX_VMX_VINTR_DELIVERY |
BX_VMX_VMCS_SHADOWING |
BX_VMX_EPTP_SWITCHING |
BX_VMX_EPT_EXCEPTION |
BX_VMX_PML |
BX_VMX_SW_INTERRUPT_INJECTION_ILEN_0 |
/* BX_VMX_POSTED_INSTERRUPTS - not implemented yet */
/* BX_VMX_MBE_CONTROL - not implemeted yet */
BX_VMX_SPP |
BX_VMX_TSC_SCALING;
}
#endif
// leaf 0x00000000 //
void tigerlake_t::get_std_cpuid_leaf_0(cpuid_function_t *leaf) const
{
// EAX: highest std function understood by CPUID
// EBX: vendor ID string
// EDX: vendor ID string
// ECX: vendor ID string
get_leaf_0(0x1B, "GenuineIntel", leaf);
}
// leaf 0x00000001 //
void tigerlake_t::get_std_cpuid_leaf_1(cpuid_function_t *leaf) const
{
// EAX: CPU Version Information
// [3:0] Stepping ID
// [7:4] Model: starts at 1
// [11:8] Family: 4=486, 5=Pentium, 6=PPro, ...
// [13:12] Type: 0=OEM, 1=overdrive, 2=dual cpu, 3=reserved
// [19:16] Extended Model
// [27:20] Extended Family
leaf->eax = 0x000806c1;
// EBX:
// [7:0] Brand ID
// [15:8] CLFLUSH cache line size (value*8 = cache line size in bytes)
// [23:16] Number of logical processors in one physical processor
// [31:24] Local Apic ID
unsigned n_logical_processors = ncores*nthreads;
leaf->ebx = ((CACHE_LINE_SIZE / 8) << 8) |
(n_logical_processors << 16);
#if BX_SUPPORT_APIC
leaf->ebx |= ((cpu->get_apic_id() & 0xff) << 24);
#endif
// ECX: Extended Feature Flags
// * [0:0] SSE3: SSE3 Instructions
// * [1:1] PCLMULQDQ Instruction support
// * [2:2] DTES64: 64-bit DS area
// * [3:3] MONITOR/MWAIT support
// * [4:4] DS-CPL: CPL qualified debug store
// * [5:5] VMX: Virtual Machine Technology
// [6:6] SMX: Secure Virtual Machine Technology
// * [7:7] EST: Enhanced Intel SpeedStep Technology
// * [8:8] TM2: Thermal Monitor 2
// * [9:9] SSSE3: SSSE3 Instructions
// [10:10] CNXT-ID: L1 context ID
// [11:11] reserved
// * [12:12] FMA Instructions support
// * [13:13] CMPXCHG16B: CMPXCHG16B instruction support
// * [14:14] xTPR update control
// * [15:15] PDCM - Perfon and Debug Capability MSR
// [16:16] reserved
// * [17:17] PCID: Process Context Identifiers
// [18:18] DCA - Direct Cache Access
// * [19:19] SSE4.1 Instructions
// * [20:20] SSE4.2 Instructions
// * [21:21] X2APIC
// * [22:22] MOVBE instruction
// * [23:23] POPCNT instruction
// * [24:24] TSC Deadline
// * [25:25] AES Instructions
// * [26:26] XSAVE extensions support
// * [27:27] OSXSAVE support
// * [28:28] AVX extensions support
// * [29:29] AVX F16C - Float16 conversion support
// * [30:30] RDRAND instruction
// [31:31] reserved
leaf->ecx = BX_CPUID_EXT_SSE3 |
BX_CPUID_EXT_PCLMULQDQ |
BX_CPUID_EXT_DTES64 |
#if BX_SUPPORT_MONITOR_MWAIT
BX_CPUID_EXT_MONITOR_MWAIT |
#endif
BX_CPUID_EXT_DS_CPL |
#if BX_SUPPORT_VMX >= 2
BX_CPUID_EXT_VMX |
#endif
BX_CPUID_EXT_EST |
BX_CPUID_EXT_THERMAL_MONITOR2 |
BX_CPUID_EXT_SSSE3 |
BX_CPUID_EXT_FMA |
BX_CPUID_EXT_CMPXCHG16B |
BX_CPUID_EXT_xTPR |
BX_CPUID_EXT_PDCM |
BX_CPUID_EXT_PCID |
BX_CPUID_EXT_SSE4_1 |
BX_CPUID_EXT_SSE4_2 |
BX_CPUID_EXT_X2APIC |
BX_CPUID_EXT_MOVBE |
BX_CPUID_EXT_POPCNT |
BX_CPUID_EXT_TSC_DEADLINE |
BX_CPUID_EXT_AES |
BX_CPUID_EXT_XSAVE |
BX_CPUID_EXT_AVX |
BX_CPUID_EXT_AVX_F16C |
BX_CPUID_EXT_RDRAND;
if (cpu->cr4.get_OSXSAVE())
leaf->ecx |= BX_CPUID_EXT_OSXSAVE;
// EDX: Standard Feature Flags
// * [0:0] FPU on chip
// * [1:1] VME: Virtual-8086 Mode enhancements
// * [2:2] DE: Debug Extensions (I/O breakpoints)
// * [3:3] PSE: Page Size Extensions
// * [4:4] TSC: Time Stamp Counter
// * [5:5] MSR: RDMSR and WRMSR support
// * [6:6] PAE: Physical Address Extensions
// * [7:7] MCE: Machine Check Exception
// * [8:8] CXS: CMPXCHG8B instruction
// * [9:9] APIC: APIC on Chip
// [10:10] Reserved
// * [11:11] SYSENTER/SYSEXIT support
// * [12:12] MTRR: Memory Type Range Reg
// * [13:13] PGE/PTE Global Bit
// * [14:14] MCA: Machine Check Architecture
// * [15:15] CMOV: Cond Mov/Cmp Instructions
// * [16:16] PAT: Page Attribute Table
// * [17:17] PSE-36: Physical Address Extensions
// [18:18] PSN: Processor Serial Number
// * [19:19] CLFLUSH: CLFLUSH Instruction support
// [20:20] Reserved
// * [21:21] DS: Debug Store
// * [22:22] ACPI: Thermal Monitor and Software Controlled Clock Facilities
// * [23:23] MMX Technology
// * [24:24] FXSR: FXSAVE/FXRSTOR (also indicates CR4.OSFXSR is available)
// * [25:25] SSE: SSE Extensions
// * [26:26] SSE2: SSE2 Extensions
// * [27:27] Self Snoop
// * [28:28] Hyper Threading Technology
// * [29:29] TM: Thermal Monitor
// [30:30] Reserved
// * [31:31] PBE: Pending Break Enable
leaf->edx = BX_CPUID_STD_X87 |
BX_CPUID_STD_VME |
BX_CPUID_STD_DEBUG_EXTENSIONS |
BX_CPUID_STD_PSE |
BX_CPUID_STD_TSC |
BX_CPUID_STD_MSR |
BX_CPUID_STD_PAE |
BX_CPUID_STD_MCE |
BX_CPUID_STD_CMPXCHG8B |
BX_CPUID_STD_SYSENTER_SYSEXIT |
BX_CPUID_STD_MTRR |
BX_CPUID_STD_GLOBAL_PAGES |
BX_CPUID_STD_MCA |
BX_CPUID_STD_CMOV |
BX_CPUID_STD_PAT |
BX_CPUID_STD_PSE36 |
BX_CPUID_STD_CLFLUSH |
BX_CPUID_STD_DEBUG_STORE |
BX_CPUID_STD_ACPI |
BX_CPUID_STD_MMX |
BX_CPUID_STD_FXSAVE_FXRSTOR |
BX_CPUID_STD_SSE |
BX_CPUID_STD_SSE2 |
BX_CPUID_STD_SELF_SNOOP |
#if BX_SUPPORT_SMP
BX_CPUID_STD_HT |
#endif
BX_CPUID_STD_THERMAL_MONITOR |
BX_CPUID_STD_PBE;
#if BX_SUPPORT_APIC
// if MSR_APICBASE APIC Global Enable bit has been cleared,
// the CPUID feature flag for the APIC is set to 0.
if (cpu->msr.apicbase & 0x800)
leaf->edx |= BX_CPUID_STD_APIC; // APIC on chip
#endif
}
// leaf 0x00000002 //
void tigerlake_t::get_std_cpuid_leaf_2(cpuid_function_t *leaf) const
{
// CPUID function 0x00000002 - Cache and TLB Descriptors
leaf->eax = 0x00feff01;
leaf->ebx = 0x000000f0;
leaf->ecx = 0x00000000;
leaf->edx = 0x00000000;
}
// leaf 0x00000003 - Processor Serial Number (not supported) //
// leaf 0x00000004 //
void tigerlake_t::get_std_cpuid_leaf_4(Bit32u subfunction, cpuid_function_t *leaf) const
{
// CPUID function 0x00000004 - Deterministic Cache Parameters
switch(subfunction) {
case 0:
leaf->eax = 0x1c004121;
leaf->ebx = 0x02c0003f;
leaf->ecx = 0x0000003f;
leaf->edx = 0x00000000;
return;
case 1:
leaf->eax = 0x1c004122;
leaf->ebx = 0x01c0003f;
leaf->ecx = 0x0000003f;
leaf->edx = 0x00000000;
return;
case 2:
leaf->eax = 0x1c004143;
leaf->ebx = 0x04c0003f;
leaf->ecx = 0x000003ff;
leaf->edx = 0x00000000;
return;
case 3:
leaf->eax = 0x1c03c163;
leaf->ebx = 0x01c0003f;
leaf->ecx = 0x00003fff;
leaf->edx = 0x00000004;
return;
default:
leaf->eax = 0;
leaf->ebx = 0;
leaf->ecx = 0;
leaf->edx = 0;
}
}
// leaf 0x00000005 //
void tigerlake_t::get_std_cpuid_leaf_5(cpuid_function_t *leaf) const
{
// CPUID function 0x00000005 - MONITOR/MWAIT Leaf
#if BX_SUPPORT_MONITOR_MWAIT
// EAX - Smallest monitor-line size in bytes
// EBX - Largest monitor-line size in bytes
// ECX -
// [31:2] - reserved
// [1:1] - exit MWAIT even with EFLAGS.IF = 0
// [0:0] - MONITOR/MWAIT extensions are supported
// EDX -
// [03-00] - number of C0 sub C-states supported using MWAIT
// [07-04] - number of C1 sub C-states supported using MWAIT
// [11-08] - number of C2 sub C-states supported using MWAIT
// [15-12] - number of C3 sub C-states supported using MWAIT
// [19-16] - number of C4 sub C-states supported using MWAIT
// [31-20] - reserved (MBZ)
leaf->eax = CACHE_LINE_SIZE;
leaf->ebx = CACHE_LINE_SIZE;
leaf->ecx = 3;
leaf->edx = 0x11121020;
#else
leaf->eax = 0;
leaf->ebx = 0;
leaf->ecx = 0;
leaf->edx = 0;
#endif
}
// leaf 0x00000006 //
void tigerlake_t::get_std_cpuid_leaf_6(cpuid_function_t *leaf) const
{
// CPUID function 0x00000006 - Thermal and Power Management Leaf
leaf->eax = 0x0017eff7;
leaf->ebx = 0x00000002;
leaf->ecx = 0x00000009;
leaf->edx = 0x00000000;
}
// leaf 0x00000007 //
void tigerlake_t::get_std_cpuid_leaf_7(Bit32u subfunction, cpuid_function_t *leaf) const
{
switch(subfunction) {
case 0:
leaf->eax = 0; /* report max sub-leaf that supported in leaf 7 */
// * [0:0] FS/GS BASE access instructions
// * [1:1] Support for IA32_TSC_ADJUST MSR
// [2:2] SGX: Intel Software Guard Extensions
// * [3:3] BMI1: Advanced Bit Manipulation Extensions
// [4:4] HLE: Hardware Lock Elision
// * [5:5] AVX2
// * [6:6] FDP Deprecation
// * [7:7] SMEP: Supervisor Mode Execution Protection
// * [8:8] BMI2: Advanced Bit Manipulation Extensions
// * [9:9] Support for Enhanced REP MOVSB/STOSB
// * [10:10] Support for INVPCID instruction
// [11:11] RTM: Restricted Transactional Memory
// [12:12] Supports Platform Quality of Service Monitoring (PQM) capability
// * [13:13] Deprecates FPU CS and FPU DS values
// [14:14] Intel Memory Protection Extensions
// [15:15] Supports Platform Quality of Service Enforcement (PQE) capability
// * [16:16] AVX512F instructions support
// * [17:17] AVX512DQ instructions support
// * [18:18] RDSEED instruction support
// * [19:19] ADCX/ADOX instructions support
// * [20:20] SMAP: Supervisor Mode Access Prevention
// * [22:21] AVX512IFMA52 instructions support
// [22:22] reserved
// * [23:23] CLFLUSHOPT instruction
// * [24:24] CLWB instruction
// ! [25:25] Intel Processor Trace
// [26:26] AVX512PF instructions support
// [27:27] AVX512ER instructions support
// * [28:28] AVX512CD instructions support
// * [29:29] SHA instructions support
// * [30:30] AVX512BW instructions support
// * [31:31] AVX512VL variable vector length support
leaf->ebx = get_std_cpuid_leaf_7_ebx(BX_CPUID_EXT3_ENCHANCED_REP_STRINGS);
// [0:0] PREFETCHW1 instruction
// * [1:1] AVX512 VBMI instructions
// * [2:2] UMIP: Supports user-mode instruction prevention
// * [3:3] PKU: Protection keys for user-mode pages
// [4:4] OSPKE: OS has set CR4.PKE to enable protection keys
// [5:5] WAITPKG (TPAUSE/UMONITOR/UMWAIT) support
// * [6:6] AVX512 VBMI2 instructions support
// * [7:7] CET_SS: Support CET Shadow Stack
// * [8:8] GFNI instructions support
// * [9:9] VAES instructions support
// * [10:10] VPCLMULQDQ instruction support
// * [11:11] AVX512 VNNI instructions support
// * [12:12] AVX512 BITALG instructions support
// [13:13] reserved
// * [14:14] AVX512 VPOPCNTDQ: AVX512 VPOPCNTD/VPOPCNTQ instructions
// [15:15] reserved
// [16:16] LA57: LA57 and 5-level paging
// [17:17] reserved
// [18:18] reserved
// [19:19] reserved
// [20:20] reserved
// [21:21] reserved
// * [22:22] RDPID: Read Processor ID support
// ! [23:23] Keylocker support
// [24:24] reserved
// [25:25] CLDEMOTE: CLDEMOTE instruction support
// [26:26] reserved
// ! [27:27] MOVDIRI: MOVDIRI instruction support
// ! [28:28] MOVDIRI64: MOVDIRI64 instruction support
// [29:29] ENQCMD: Enqueue Stores support
// [30:30] SGX_LC: SGX Launch Configuration
// [31:31] PKS: Protection keys for supervisor-mode pages
leaf->ecx = get_std_cpuid_leaf_7_ecx();
// [0:0] reserved
// [1:1] reserved
// [2:2] AVX512_4VNNIW support
// [3:3] AVX512_4FMAPS support
// * [4:4] Fast Short REP MOV support
// [5:5] UINTR: User interrupts support
// [6:6] reserved
// [7:7] reserved
// * [8:8] AVX512_VP2INTERSECT support
// [9:9] reserved
// * [10:10] MD clear support
// [11:11] reserved
// [12:12] reserved
// [13:13] reserved
// [14:14] SERIALIZE instruction support
// [15:15] Hybrid processor
// [16:16] TSXLDTRK: TSX suspent load tracking support
// [17:17] reserved
// [18:18] PCONFIG support
// [19:19] reserved
// * [20:20] CET IBT: Support CET indirect branch tracking
// [21:21] reserved
// [22:22] AMX BF16 support
// [23:23] AVX512_FP16 instructions support
// [24:24] AMX TILE architecture support
// [25:25] AMX INT8 support
// * [26:26] IBRS: indirect branch restricted speculation
// * [27:27] STIBP: single thread indirect branch predictors
// * [28:28] L1D_FLUSH support
// * [29:29] Support for the IA32_ARCH_CAPABILITIES MSR
// * [30:30] Support for the IA32_CORE_CAPABILITIES MSR
// * [31:31] SSBD: Speculative Store Bypass Disable
leaf->edx = BX_CPUID_EXT5_FAST_SHORT_REP_MOV |
BX_CPUID_EXT5_AVX512_VPINTERSECT;
#if BX_SUPPORT_CET
leaf->edx |= BX_CPUID_EXT5_CET_IBT;
#endif
if (is_cpu_extension_supported(BX_ISA_SCA_MITIGATIONS))
leaf->edx |= BX_CPUID_EXT5_MD_CLEAR |
BX_CPUID_EXT5_SCA_IBRS_IBPB |
BX_CPUID_EXT5_SCA_STIBP |
BX_CPUID_EXT5_L1D_FLUSH |
BX_CPUID_EXT5_ARCH_CAPABILITIES_MSR |
BX_CPUID_EXT5_CORE_CAPABILITIES_MSR |
BX_CPUID_EXT5_SCA_SSBD;
break;
default:
leaf->eax = 0;
leaf->ebx = 0;
leaf->ecx = 0;
leaf->edx = 0;
}
}
// leaf 0x00000008 reserved //
// leaf 0x00000009 direct cache access not supported //
// leaf 0x0000000A //
void tigerlake_t::get_std_cpuid_leaf_A(cpuid_function_t *leaf) const
{
// CPUID function 0x0000000A - Architectural Performance Monitoring Leaf
leaf->eax = 0x08300805;
leaf->ebx = 0x00000000;
leaf->ecx = 0x0000000f;
leaf->edx = 0x00008604;
BX_INFO(("WARNING: Architectural Performance Monitoring is not implemented"));
}
// leaf 0x0000000C - reserved //
// leaf 0x0000000D - XSAVE //
// leaf 0x0000000E - reserved //
// leaf 0x0000000F - L3 Cache Intel RDT Monitoring Capability Enumeration //
// leaf 0x00000010 - Intel Resource Director Technology (Intel RDT) Allocation Enumeration //
// leaf 0x00000011 - reserved //
// leaf 0x00000012 - Intel Software Guard Extensions //
// leaf 0x00000013 - reserved //
// leaf 0x00000014 - Intel Processor Trace Enumeration //
// leaf 0x00000015 - Time Stamp Counter and Core Crystal Clock Information Leaf //
void tigerlake_t::get_std_cpuid_leaf_15(cpuid_function_t *leaf) const
{
leaf->eax = 0x00000002;
leaf->ebx = 0x0000007e;
leaf->ecx = 0x0249f000;
leaf->edx = 0x00000000;
}
// leaf 0x00000016 - Processor Frequency Information Leaf
void tigerlake_t::get_std_cpuid_leaf_16(cpuid_function_t *leaf) const
{
leaf->eax = 0x00000960;
leaf->ebx = 0x00001068;
leaf->ecx = 0x00000064;
leaf->edx = 0x00000000;
}
// leaf 0x00000017 - System-On-Chip Vendor Attribute Enumeration //
// leaf 0x00000018
void tigerlake_t::get_std_cpuid_leaf_18(Bit32u subfunction, cpuid_function_t *leaf) const
{
// CPUID function 0x00000018 - Deterministic Address Translation Parameters
switch(subfunction) {
case 0:
leaf->eax = 0x00000008;
leaf->ebx = 0x00000000;
leaf->ecx = 0x00000000;
leaf->edx = 0x00000000;
return;
case 1:
leaf->eax = 0x00000000;
leaf->ebx = 0x00080001;
leaf->ecx = 0x00000010;
leaf->edx = 0x00004022;
return;
case 2:
leaf->eax = 0x00000000;
leaf->ebx = 0x00080006;
leaf->ecx = 0x00000002;
leaf->edx = 0x00004022;
return;
case 3:
leaf->eax = 0x00000000;
leaf->ebx = 0x0010000f;
leaf->ecx = 0x00000001;
leaf->edx = 0x00004125;
return;
case 4:
leaf->eax = 0x00000000;
leaf->ebx = 0x00040001;
leaf->ecx = 0x00000010;
leaf->edx = 0x00004024;
return;
case 5:
leaf->eax = 0x00000000;
leaf->ebx = 0x00040006;
leaf->ecx = 0x00000008;
leaf->edx = 0x00004024;
return;
case 6:
leaf->eax = 0x00000000;
leaf->ebx = 0x00080008;
leaf->ecx = 0x00000080;
leaf->edx = 0x00004043;
return;
case 7:
leaf->eax = 0x00000000;
leaf->ebx = 0x00080009;
leaf->ecx = 0x00000080;
leaf->edx = 0x00004043;
return;
default:
leaf->eax = 0;
leaf->ebx = 0;
leaf->ecx = 0;
leaf->edx = 0;
}
}
// leaf 0x80000000 //
void tigerlake_t::get_ext_cpuid_leaf_0(cpuid_function_t *leaf) const
{
// EAX: highest extended function understood by CPUID
// EBX: reserved
// EDX: reserved
// ECX: reserved
get_leaf_0(0x80000008, NULL, leaf);
}
// leaf 0x80000001 //
void tigerlake_t::get_ext_cpuid_leaf_1(cpuid_function_t *leaf) const
{
// EAX: CPU Version Information (reserved for Intel)
leaf->eax = 0;
// EBX: Brand ID (reserved for Intel)
leaf->ebx = 0;
// ECX:
// * [0:0] LAHF/SAHF instructions support in 64-bit mode
// [1:1] CMP_Legacy: Core multi-processing legacy mode (AMD)
// [2:2] SVM: Secure Virtual Machine (AMD)
// [3:3] Extended APIC Space
// [4:4] AltMovCR8: LOCK MOV CR0 means MOV CR8
// * [5:5] LZCNT: LZCNT instruction support
// [6:6] SSE4A: SSE4A Instructions support (deprecated?)
// [7:7] Misaligned SSE support
// * [8:8] PREFETCHW: PREFETCHW instruction support
// [9:9] OSVW: OS visible workarounds (AMD)
// [11:10] reserved
// [12:12] SKINIT support
// [13:13] WDT: Watchdog timer support
// [31:14] reserved
leaf->ecx = BX_CPUID_EXT2_LAHF_SAHF |
BX_CPUID_EXT2_LZCNT |
BX_CPUID_EXT2_PREFETCHW;
// EDX:
// Many of the bits in EDX are the same as EAX [*] for AMD
// [10:0] Reserved for Intel
// * [11:11] SYSCALL/SYSRET support
// [19:12] Reserved for Intel
// * [20:20] No-Execute page protection
// [25:21] Reserved
// * [26:26] 1G paging support
// * [27:27] Support RDTSCP Instruction
// [28:28] Reserved
// * [29:29] Long Mode
// [30:30] AMD 3DNow! Extensions
// [31:31] AMD 3DNow! Instructions
leaf->edx = BX_CPUID_STD2_NX |
BX_CPUID_STD2_1G_PAGES |
BX_CPUID_STD2_RDTSCP |
BX_CPUID_STD2_LONG_MODE;
if (cpu->long64_mode())
leaf->edx |= BX_CPUID_STD2_SYSCALL_SYSRET;
}
// leaf 0x80000002 //
// leaf 0x80000003 //
// leaf 0x80000004 //
// leaf 0x80000005 - L1 Cache and TLB Identifiers (reserved for Intel) //
// leaf 0x80000006 //
void tigerlake_t::get_ext_cpuid_leaf_6(cpuid_function_t *leaf) const
{
// CPUID function 0x800000006 - L2 Cache and TLB Identifiers
leaf->eax = 0x00000000;
leaf->ebx = 0x00000000;
leaf->ecx = 0x01007040;
leaf->edx = 0x00000000;
}
// leaf 0x80000007 //
void tigerlake_t::get_ext_cpuid_leaf_7(cpuid_function_t *leaf) const
{
// CPUID function 0x800000007 - Advanced Power Management
leaf->eax = 0;
leaf->ebx = 0;
leaf->ecx = 0;
leaf->edx = 0x00000100; // bit 8 - invariant TSC
}
// leaf 0x80000008 //
void tigerlake_t::dump_cpuid(void) const
{
bx_cpuid_t::dump_cpuid(0x18, 0x8);
}
bx_cpuid_t *create_tigerlake_cpuid(BX_CPU_C *cpu) { return new tigerlake_t(cpu); }
#endif