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Remove EFER from x32

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This commit is contained in:
Alex
2023-05-13 07:40:05 +03:00
parent 55214d184a
commit 06e34ab57f
3 changed files with 29 additions and 37 deletions
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57
include/cpu.hpp
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@ -279,37 +279,6 @@ namespace CPU
uint32_t ss; // Stack Segment
} TrapFrame;
/* TODO: Does EFER exists in x32? */
typedef union EFER
{
struct
{
/** @brief Enable syscall & sysret instructions in 64-bit mode. */
uint32_t SCE : 1;
/** @brief Reserved */
uint32_t Reserved0 : 7;
/** @brief Enable long mode. */
uint32_t LME : 1;
/** @brief Reserved */
uint32_t Reserved1 : 1;
/** @brief Indicates long. */
uint32_t LMA : 1;
/** @brief Enable No-Execute Bit */
uint32_t NXE : 1;
/** @brief Enable Secure Virtual Machine */
uint32_t SVME : 1;
/** @brief Enable Long Mode Segment Limit */
uint32_t LMSLE : 1;
/** @brief Enable Fast FXSAVE/FXRSTOR */
uint32_t FFXSR : 1;
/** @brief Enable Translation Cache Extension */
uint32_t TCE : 1;
/** @brief Reserved */
uint32_t Reserved2 : 32;
};
uint32_t raw;
} __packed EFER;
// ! TODO: UNTESTED!
typedef union DR7
{
@ -412,6 +381,32 @@ namespace CPU
: "memory");
#else
UNUSED(Address);
#endif
}
SafeFunction static inline void fxsave(void *FXSaveArea)
{
#if defined(a32)
if (!FXSaveArea)
return;
asmv("fxsave (%0)"
:
: "r"(FXSaveArea)
: "memory");
#endif
}
SafeFunction static inline void fxrstor(void *FXRstorArea)
{
#if defined(a32)
if (!FXRstorArea)
return;
asmv("fxrstor (%0)"
:
: "r"(FXRstorArea)
: "memory");
#endif
}
}