mirror of https://github.com/tailix/libkernaux.git
114 lines
7.4 KiB
C
114 lines
7.4 KiB
C
#ifndef KERNAUX_INCLUDED_ARCH_X86
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#define KERNAUX_INCLUDED_ARCH_X86
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <kernaux/macro.h>
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#include <stdbool.h>
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#ifndef KERNAUX_BITFIELDS
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#define KERNAUX_ARCH_X86_DEFINE_CR0(arch, number_type) \
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union KernAux_Arch_##arch##_CR0 { number_type number; } KERNAUX_PACKED
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#else
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#define KERNAUX_ARCH_X86_DEFINE_CR0(arch, number_type) \
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union KernAux_Arch_##arch##_CR0 { \
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number_type number; \
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struct { \
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bool pe : 1; /* 0: Protection Enable */ \
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bool mp : 1; /* 1: Monitor Coprocessor */ \
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bool em : 1; /* 2: Emulation (x87 FPU) */ \
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bool ts : 1; /* 3: Task Switched */ \
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bool et : 1; /* 4: Extension Type */ \
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bool ne : 1; /* 5: Numeric Error */ \
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unsigned _0 : 10; \
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bool wp : 1; /* 16: Write Protect */ \
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unsigned _1 : 1; \
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bool am : 1; /* 18: Alignment Mask */ \
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unsigned _2 : 10; \
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bool nw : 1; /* 29: Not Write-trough */ \
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bool cd : 1; /* 30: Cache Disable */ \
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bool pg : 1; /* 31: Paging */ \
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} KERNAUX_PACKED bitfields; \
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} KERNAUX_PACKED
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#endif
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#define KERNAUX_ARCH_X86_CR0_PE KERNAUX_BITS32(0) // Protection Enable
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#define KERNAUX_ARCH_X86_CR0_MP KERNAUX_BITS32(1) // Monitor Coprocessor
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#define KERNAUX_ARCH_X86_CR0_EM KERNAUX_BITS32(2) // Emulation (x87 FPU)
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#define KERNAUX_ARCH_X86_CR0_TS KERNAUX_BITS32(3) // Task Switched
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#define KERNAUX_ARCH_X86_CR0_ET KERNAUX_BITS32(4) // Extension Type
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#define KERNAUX_ARCH_X86_CR0_NE KERNAUX_BITS32(5) // Numeric Error
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#define KERNAUX_ARCH_X86_CR0_WP KERNAUX_BITS32(16) // Write Protect
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#define KERNAUX_ARCH_X86_CR0_AM KERNAUX_BITS32(18) // Alignment Mask
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#define KERNAUX_ARCH_X86_CR0_NW KERNAUX_BITS32(29) // Not Write-trough
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#define KERNAUX_ARCH_X86_CR0_CD KERNAUX_BITS32(30) // Cache Disable
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#define KERNAUX_ARCH_X86_CR0_PG KERNAUX_BITS32(31) // Paging
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#ifndef KERNAUX_BITFIELDS
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#define KERNAUX_ARCH_X86_DEFINE_CR4(arch, number_type) \
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union KernAux_Arch_##arch##_CR4 { number_type number; } KERNAUX_PACKED
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#else
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#define KERNAUX_ARCH_X86_DEFINE_CR4(arch, number_type) \
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union KernAux_Arch_##arch##_CR4 { \
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number_type number; \
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struct { \
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bool vme : 1; /* 0: Virtual-8086 Mode Extensions */ \
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bool pvi : 1; /* 1: Protected-Mode Virtual Interrupts */ \
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bool tsd : 1; /* 2: Time Stamp Disable */ \
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bool de : 1; /* 3: Debugging Extensions */ \
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bool pse : 1; /* 4: Page Size Extension */ \
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bool pae : 1; /* 5: Physical Address Extension */ \
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bool mce : 1; /* 6: Machine-Check Exception */ \
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bool pge : 1; /* 7: Page Global Enable */ \
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bool pce : 1; /* 8: Performance-Monitoring Counter Enabled */ \
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bool osfxsr : 1; /* 9: Operating System Support for */ \
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/* FXSAVE and FXRSTOR instructions */ \
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bool osxmmexcpt : 1; /* 10: Operating System Support for */ \
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/* Unmasked SIMD Floating-Point Exceptions */ \
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bool umip : 1; /* 11: User-Mode Instruction Prevention */ \
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unsigned _0 : 1; \
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bool vmxe : 1; /* 13: VME (Virtual Machine Extensions) Enable */ \
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bool smxe : 1; /* 14: SME (Safer Mode Extensions) Enable */ \
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unsigned _1 : 1; \
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bool fsgsbase : 1; /* 16: FSGSBASE Enable */ \
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bool pcide : 1; /* 17: PCID Enable */ \
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bool osxsave : 1; /* 18: XSAVE and Processor Extended States Enable */ \
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unsigned _2 : 1; \
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bool smep : 1; /* 20: SMEP (Supervisor Mode Execution Protection) Enable */ \
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bool smap : 1; /* 21: SMAP (Supervisor Mode Access Prevention) Enable */ \
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bool pke : 1; /* 22: Protection Key Enable */ \
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unsigned _3 : 9; \
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} KERNAUX_PACKED bitfields; \
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} KERNAUX_PACKED
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#endif
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#define KERNAUX_ARCH_X86_CR4_VME KERNAUX_BITS32(0) // Virtual-8086 Mode Extensions
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#define KERNAUX_ARCH_X86_CR4_PVI KERNAUX_BITS32(1) // Protected-Mode Virtual Interrupts
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#define KERNAUX_ARCH_X86_CR4_TSD KERNAUX_BITS32(2) // Time Stamp Disable
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#define KERNAUX_ARCH_X86_CR4_DE KERNAUX_BITS32(3) // Debugging Extensions
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#define KERNAUX_ARCH_X86_CR4_PSE KERNAUX_BITS32(4) // Page Size Extension
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#define KERNAUX_ARCH_X86_CR4_PAE KERNAUX_BITS32(5) // Physical Address Extension
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#define KERNAUX_ARCH_X86_CR4_MCE KERNAUX_BITS32(6) // Machine-Check Exception
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#define KERNAUX_ARCH_X86_CR4_PGE KERNAUX_BITS32(7) // Page Global Enable
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#define KERNAUX_ARCH_X86_CR4_PCE KERNAUX_BITS32(8) // Performance-Monitoring Counter Enabled
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#define KERNAUX_ARCH_X86_CR4_OSFXSR KERNAUX_BITS32(9) // Operating System Support for FXSAVE and FXRSTOR instructions
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#define KERNAUX_ARCH_X86_CR4_OSXMMEXCPT KERNAUX_BITS32(10) // Operating System Support for Unmasked SIMD Floating-Point Exceptions
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#define KERNAUX_ARCH_X86_CR4_UMIP KERNAUX_BITS32(11) // User-Mode Instruction Prevention
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#define KERNAUX_ARCH_X86_CR4_VMXE KERNAUX_BITS32(13) // VME (Virtual Machine Extensions) Enable
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#define KERNAUX_ARCH_X86_CR4_SMXE KERNAUX_BITS32(14) // SME (Safer Mode Extensions) Enable
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#define KERNAUX_ARCH_X86_CR4_FSGSBASE KERNAUX_BITS32(16) // FSGSBASE Enable (enable the instructions RDFSBASE, RDGSBASE, WRFSBASE, and WRGSBASE)
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#define KERNAUX_ARCH_X86_CR4_PCIDE KERNAUX_BITS32(17) // PCID Enable
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#define KERNAUX_ARCH_X86_CR4_OSXSAVE KERNAUX_BITS32(18) // XSAVE and Processor Extended States Enable
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#define KERNAUX_ARCH_X86_CR4_SMEP KERNAUX_BITS32(20) // SMEP (Supervisor Mode Execution Protection) Enable
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#define KERNAUX_ARCH_X86_CR4_SMAP KERNAUX_BITS32(21) // SMAP (Supervisor Mode Access Prevention) Enable
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#define KERNAUX_ARCH_X86_CR4_PKE KERNAUX_BITS32(22) // Protection Key Enable
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#ifdef __cplusplus
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}
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#endif
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#endif
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