| /linux-6.6.21/tools/testing/selftests/kvm/x86_64/ |
| D | set_sregs_test.c | 47 uint64_t cr4; in calc_supported_cr4_feature_bits() local
49 cr4 = X86_CR4_VME | X86_CR4_PVI | X86_CR4_TSD | X86_CR4_DE | in calc_supported_cr4_feature_bits()
53 cr4 |= X86_CR4_UMIP; in calc_supported_cr4_feature_bits()
55 cr4 |= X86_CR4_LA57; in calc_supported_cr4_feature_bits()
57 cr4 |= X86_CR4_VMXE; in calc_supported_cr4_feature_bits()
59 cr4 |= X86_CR4_SMXE; in calc_supported_cr4_feature_bits()
61 cr4 |= X86_CR4_FSGSBASE; in calc_supported_cr4_feature_bits()
63 cr4 |= X86_CR4_PCIDE; in calc_supported_cr4_feature_bits()
65 cr4 |= X86_CR4_OSXSAVE; in calc_supported_cr4_feature_bits()
67 cr4 |= X86_CR4_SMEP; in calc_supported_cr4_feature_bits()
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| D | cr4_cpuid_sync_test.c | 24 uint64_t cr4 = get_cr4(); in cr4_cpuid_is_sync() local
26 return (this_cpu_has(X86_FEATURE_OSXSAVE) == !!(cr4 & X86_CR4_OSXSAVE)); in cr4_cpuid_is_sync()
31 uint64_t cr4; in guest_code() local
34 cr4 = get_cr4(); in guest_code()
35 cr4 |= X86_CR4_OSXSAVE; in guest_code()
36 set_cr4(cr4); in guest_code()
69 sregs.cr4 &= ~X86_CR4_OSXSAVE; in main()
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| D | sync_regs_test.c | 137 __u64 *cr4 = &run->s.regs.sregs.cr4; in race_sregs_cr4() local
138 __u64 pae_enabled = *cr4; in race_sregs_cr4()
139 __u64 pae_disabled = *cr4 & ~X86_CR4_PAE; in race_sregs_cr4()
143 WRITE_ONCE(*cr4, pae_enabled); in race_sregs_cr4()
147 WRITE_ONCE(*cr4, pae_disabled); in race_sregs_cr4()
180 TEST_ASSERT((run->s.regs.sregs.cr4 & X86_CR4_PAE) && in race_sync_regs()
183 !!(run->s.regs.sregs.cr4 & X86_CR4_PAE), in race_sync_regs()
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| D | amx_test.c | 129 uint64_t cr4, xcr0; in init_regs() local
134 cr4 = get_cr4(); in init_regs()
135 cr4 |= X86_CR4_OSXSAVE; in init_regs()
136 set_cr4(cr4); in init_regs()
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| /linux-6.6.21/drivers/misc/lkdtm/ |
| D | bugs.c | 501 unsigned long cr4; in lkdtm_UNSET_SMEP() local
504 cr4 = native_read_cr4(); in lkdtm_UNSET_SMEP()
506 if ((cr4 & X86_CR4_SMEP) != X86_CR4_SMEP) { in lkdtm_UNSET_SMEP()
510 cr4 &= ~(X86_CR4_SMEP); in lkdtm_UNSET_SMEP()
513 native_write_cr4(cr4); in lkdtm_UNSET_SMEP()
514 if (cr4 == native_read_cr4()) { in lkdtm_UNSET_SMEP()
516 cr4 |= X86_CR4_SMEP; in lkdtm_UNSET_SMEP()
518 native_write_cr4(cr4); in lkdtm_UNSET_SMEP()
548 direct_write_cr4(cr4); in lkdtm_UNSET_SMEP()
553 cr4 |= X86_CR4_SMEP; in lkdtm_UNSET_SMEP()
[all …]
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| /linux-6.6.21/arch/x86/kvm/ |
| D | smm.c | 30 CHECK_SMRAM32_OFFSET(cr4, 0xFF14); in check_smram_offsets()
96 CHECK_SMRAM64_OFFSET(cr4, 0xFF48); in check_smram_offsets()
222 smram->cr4 = kvm_read_cr4(vcpu); in enter_smm_save_state_32()
251 smram->cr4 = kvm_read_cr4(vcpu); in enter_smm_save_state_64()
423 u64 cr0, u64 cr3, u64 cr4) in rsm_enter_protected_mode() argument
430 if (cr4 & X86_CR4_PCIDE) { in rsm_enter_protected_mode()
444 bad = kvm_set_cr4(vcpu, cr4 & ~X86_CR4_PCIDE); in rsm_enter_protected_mode()
452 if (cr4 & X86_CR4_PCIDE) { in rsm_enter_protected_mode()
453 bad = kvm_set_cr4(vcpu, cr4); in rsm_enter_protected_mode()
507 smstate->cr3, smstate->cr4); in rsm_load_state_32()
[all …]
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| D | smm.h | 31 u32 cr4; member
127 u64 cr4; member
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| /linux-6.6.21/arch/x86/power/ |
| D | hibernate_asm_32.S | 55 jecxz 1f # cr4 Pentium and higher, skip if zero
57 movl %ecx, %cr4; # turn off PGE
89 jecxz 1f # cr4 Pentium and higher, skip if zero
90 movl %ecx, %cr4; # turn PGE back on
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| D | hibernate_asm_64.S | 36 movq %rdx, %cr4; # turn off PGE
39 movq %rax, %cr4; # turn PGE back on
127 movq %rcx, %cr4; # turn off PGE
130 movq %rbx, %cr4; # turn PGE back on
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| D | cpu.c | 126 ctxt->cr4 = __read_cr4(); in __save_processor_state()
206 if (ctxt->cr4) in __restore_processor_state()
207 __write_cr4(ctxt->cr4); in __restore_processor_state()
211 __write_cr4(ctxt->cr4); in __restore_processor_state()
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| /linux-6.6.21/arch/x86/kernel/ |
| D | sev_verify_cbit.S | 35 movq %cr4, %rsi
40 movq %rdx, %cr4
71 movq %rsi, %cr4
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| D | relocate_kernel_64.S | 71 movq %cr4, %rax
126 movq %cr4, %rax
128 movq %rax, %cr4
154 movq %rax, %cr4
238 movq %rax, %cr4
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| D | process_32.c | 62 unsigned long cr0 = 0L, cr2 = 0L, cr3 = 0L, cr4 = 0L; in __show_regs() local
83 cr4 = __read_cr4(); in __show_regs()
85 log_lvl, cr0, cr2, cr3, cr4); in __show_regs()
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| D | head_64.S | 177 movq %cr4, %rcx
191 movq %rcx, %cr4
219 movq %cr4, %rcx
222 movq %rcx, %cr4
223 movq %rax, %cr4
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| D | relocate_kernel_32.S | 56 movl %cr4, %eax
129 movl %eax, %cr4
207 movl %eax, %cr4
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| /linux-6.6.21/arch/x86/platform/pvh/ |
| D | head.S | 74 mov %cr4, %eax
76 mov %eax, %cr4
133 mov %cr4, %eax
135 mov %eax, %cr4
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| /linux-6.6.21/arch/x86/kernel/cpu/mtrr/ |
| D | cyrix.c | 135 static u32 cr4, ccr3; variable
143 cr4 = __read_cr4(); in prepare_set()
144 __write_cr4(cr4 & ~X86_CR4_PGE); in prepare_set()
176 __write_cr4(cr4); in post_set()
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| /linux-6.6.21/arch/x86/include/asm/ |
| D | tlbflush.h | 129 unsigned long cr4; member
180 this_cpu_write(cpu_tlbstate.cr4, __read_cr4()); in cr4_init_shadow()
422 static inline void __native_tlb_flush_global(unsigned long cr4) in __native_tlb_flush_global() argument
424 native_write_cr4(cr4 ^ X86_CR4_PGE); in __native_tlb_flush_global()
425 native_write_cr4(cr4); in __native_tlb_flush_global()
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| D | suspend_32.h | 20 unsigned long cr0, cr2, cr3, cr4; member
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| /linux-6.6.21/arch/x86/mm/ |
| D | mem_encrypt_boot.S | 102 mov %cr4, %rdx
104 mov %rdx, %cr4
106 mov %rdx, %cr4
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| /linux-6.6.21/include/xen/interface/hvm/ |
| D | hvm_vcpu.h | 25 uint32_t cr4; member
88 uint64_t cr4; member
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| /linux-6.6.21/tools/testing/selftests/kvm/lib/x86_64/ |
| D | vmx.c | 121 unsigned long cr4; in prepare_for_vmx_operation() local
133 __asm__ __volatile__("mov %%cr4, %0" : "=r"(cr4) : : "memory"); in prepare_for_vmx_operation()
134 cr4 &= rdmsr(MSR_IA32_VMX_CR4_FIXED1); in prepare_for_vmx_operation()
135 cr4 |= rdmsr(MSR_IA32_VMX_CR4_FIXED0); in prepare_for_vmx_operation()
137 cr4 |= X86_CR4_VMXE; in prepare_for_vmx_operation()
138 __asm__ __volatile__("mov %0, %%cr4" : : "r"(cr4) : "memory"); in prepare_for_vmx_operation()
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| /linux-6.6.21/arch/x86/platform/olpc/ |
| D | xo1-wakeup.S | 30 movl %eax, %cr4
64 movl %cr4, %edx
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| /linux-6.6.21/arch/x86/kernel/cpu/ |
| D | common.c | 452 unsigned long newval, cr4 = this_cpu_read(cpu_tlbstate.cr4); in cr4_update_irqsoff() local
456 newval = (cr4 & ~clear) | set; in cr4_update_irqsoff()
457 if (newval != cr4) { in cr4_update_irqsoff()
458 this_cpu_write(cpu_tlbstate.cr4, newval); in cr4_update_irqsoff()
467 return this_cpu_read(cpu_tlbstate.cr4); in cr4_read_shadow()
473 unsigned long cr4 = __read_cr4(); in cr4_init() local
476 cr4 |= X86_CR4_PCIDE; in cr4_init()
478 cr4 = (cr4 & ~cr4_pinned_mask) | cr4_pinned_bits; in cr4_init()
480 __write_cr4(cr4); in cr4_init()
483 this_cpu_write(cpu_tlbstate.cr4, cr4); in cr4_init()
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| /linux-6.6.21/arch/x86/boot/compressed/ |
| D | head_64.S | 169 movl %cr4, %eax
171 movl %eax, %cr4
553 movl %cr4, %eax
555 movl %eax, %cr4
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