x86_64_cpu.h File Reference

#include <stdint.h>
#include <process.h>
#include <time.h>

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Classes
struct	_stack_frame_
struct	_regs_ctx_
struct	interrupt_stack_frame
struct	_tss
struct	_cpu_

Macros
#define	IA32_EFER   0xC0000080
#define	IA32_STAR   0xC0000081
#define	IA32_LSTAR   0xC0000082
#define	IA32_CSTAR   0xC0000083
#define	IA32_SFMASK   0xC0000084
#define	IA32_SYSENTER_CS   0x174
#define	IA32_SYSENTER_ESP   0x175
#define	IA32_SYSENTER_EIP   0x176
#define	IA32_EFLAGS_INTR   (1<<9)
#define	IA32_EFLAGS_DIRF   (1<<10)
#define	MSR_IA32_MISC_ENABLE   0x1A0
#define	MSR_IA32_ENERGY_PERF_BIAS   0x1B0
#define	MSR_IA32_PERF_CTL   0x199
#define	MSR_IA32_PERF_STATUS   0x198
#define	MSR_IA32_PM_ENABLE   0x770
#define	MSR_IA32_HWP_CAPABILITIES   0x771
#define	MSR_IA32_HWP_REQUEST_PKG   0x772
#define	MSR_IA32_HWP_INTERRUPT   0x773
#define	MSR_IA32_HWP_REQUEST   0x774
#define	MSR_IA32_HWP_PECI_REQUEST_INFO   0x775
#define	MSR_IA32_HWP_STATUS   0x777
#define	MSR_IA32_FS_BASE   0xC0000100
#define	MSR_IA32_GS_BASE   0xC0000101
#define	MSR_IA32_KERNELGS_BASE   0xC0000102
#define	IA32_EFER   0xC0000080

Typedefs
typedef struct _stack_frame_	stack_frame
typedef struct _regs_ctx_	x86_64_cpu_regs_t
typedef struct _tss	TSS
typedef struct _cpu_	CPUStruc

Functions
void	x86_64_enable_syscall_ext ()
void	x86_64_init_user (size_t bit)
void	x86_64_init_user_ap (size_t bit)
TSS *	x86_64_get_tss ()
void	x86_64_hal_cpu_feature_enable ()
bool	x86_64_is_cpu_fxsave_supported ()
uint64_t	x86_64_cpu_msi_address (uint64_t *data, size_t vector, uint32_t processor, uint8_t edge, uint8_t deassert)
void	x86_64_cpu_initialize (uint8_t num_cpu)
void	x86_64_set_ap_start_bit (bool value)
void	x86_64_initialise_syscall ()
uint64_t	cpu_read_tsc ()
void	x86_64_measure_cpu_speed ()
uint64_t	x86_64_cpu_get_mhz ()
int	x86_64_gettimeofday (timeval *t)
void	updateTicks (uint64_t ticks, uint64_t *timerTick, uint64_t *timerSubticks)
void	x86_64_calculate_ticks (uint64_t milliseconds, uint64_t subsec, uint64_t *out_milliseconds, uint64_t *out_subsec)
AU_EXTERN AU_EXPORT void	x86_64_udelay (uint64_t usec)

Macro Definition Documentation

IA32_CSTAR

#define IA32_CSTAR   0xC0000083

IA32_EFER [1/2]

#define IA32_EFER   0xC0000080

BSD 2-Clause License

Copyright (c) 2022-2023, Manas Kamal Choudhury All rights reserved.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
2. 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.

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 HOLDER 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.

IA32_EFER [2/2]

#define IA32_EFER   0xC0000080

BSD 2-Clause License

Copyright (c) 2022-2023, Manas Kamal Choudhury All rights reserved.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
2. 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.

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 HOLDER 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.

IA32_EFLAGS_DIRF

#define IA32_EFLAGS_DIRF   (1<<10)

IA32_EFLAGS_INTR

#define IA32_EFLAGS_INTR   (1<<9)

IA32_LSTAR

#define IA32_LSTAR   0xC0000082

IA32_SFMASK

#define IA32_SFMASK   0xC0000084

IA32_STAR

#define IA32_STAR   0xC0000081

IA32_SYSENTER_CS

#define IA32_SYSENTER_CS   0x174

IA32_SYSENTER_EIP

#define IA32_SYSENTER_EIP   0x176

IA32_SYSENTER_ESP

#define IA32_SYSENTER_ESP   0x175

MSR_IA32_ENERGY_PERF_BIAS

#define MSR_IA32_ENERGY_PERF_BIAS   0x1B0

MSR_IA32_FS_BASE

#define MSR_IA32_FS_BASE   0xC0000100

MSR_IA32_GS_BASE

#define MSR_IA32_GS_BASE   0xC0000101

MSR_IA32_HWP_CAPABILITIES

#define MSR_IA32_HWP_CAPABILITIES   0x771

MSR_IA32_HWP_INTERRUPT

#define MSR_IA32_HWP_INTERRUPT   0x773

MSR_IA32_HWP_PECI_REQUEST_INFO

#define MSR_IA32_HWP_PECI_REQUEST_INFO   0x775

MSR_IA32_HWP_REQUEST

#define MSR_IA32_HWP_REQUEST   0x774

MSR_IA32_HWP_REQUEST_PKG

#define MSR_IA32_HWP_REQUEST_PKG   0x772

MSR_IA32_HWP_STATUS

#define MSR_IA32_HWP_STATUS   0x777

MSR_IA32_KERNELGS_BASE

#define MSR_IA32_KERNELGS_BASE   0xC0000102

MSR_IA32_MISC_ENABLE

#define MSR_IA32_MISC_ENABLE   0x1A0

MSR_IA32_PERF_CTL

#define MSR_IA32_PERF_CTL   0x199

MSR_IA32_PERF_STATUS

#define MSR_IA32_PERF_STATUS   0x198

MSR_IA32_PM_ENABLE

#define MSR_IA32_PM_ENABLE   0x770

Typedef Documentation

CPUStruc

typedef struct _cpu_ CPUStruc

stack_frame

typedef struct _stack_frame_ stack_frame

TSS

typedef struct _tss TSS

x86_64_cpu_regs_t

typedef struct _regs_ctx_ x86_64_cpu_regs_t

Function Documentation

cpu_read_tsc()

uint64_t cpu_read_tsc ( )

extern

updateTicks()

void updateTicks ( uint64_t  ticks, uint64_t *  timerTick, uint64_t *  timerSubticks  )

extern

x86_64_calculate_ticks()

void x86_64_calculate_ticks	(	uint64_t	milliseconds,
		uint64_t	subsec,
		uint64_t *	out_milliseconds,
		uint64_t *	out_subsec
	)

x86_64_cpu_get_mhz()

uint64_t x86_64_cpu_get_mhz ( )

extern

x86_64_cpu_initialize()

void x86_64_cpu_initialize ( uint8_t  num_cpu )

extern

fixed address

x86_64_cpu_msi_address()

uint64_t x86_64_cpu_msi_address ( uint64_t *  data, size_t  vector, uint32_t  processor, uint8_t  edge, uint8_t  deassert  )

extern

x86_64_enable_syscall_ext()

void x86_64_enable_syscall_ext ( )

extern

x86_64_get_tss()

TSS * x86_64_get_tss ( )

extern

x86_64_gettimeofday()

int x86_64_gettimeofday ( timeval *  t )

extern

x86_64_hal_cpu_feature_enable()

void x86_64_hal_cpu_feature_enable ( )

extern

x86_64_init_user()

void x86_64_init_user ( size_t  bit )

extern

x86_64_init_user_ap()

void x86_64_init_user_ap ( size_t  bit )

extern

x86_64_initialise_syscall()

void x86_64_initialise_syscall ( )

extern

x86_64_is_cpu_fxsave_supported()

bool x86_64_is_cpu_fxsave_supported ( )

extern

x86_64_measure_cpu_speed()

void x86_64_measure_cpu_speed ( )

extern

x86_64_set_ap_start_bit()

void x86_64_set_ap_start_bit ( bool  value )

extern

x86_64_udelay()

AU_EXTERN AU_EXPORT void x86_64_udelay

(

uint64_t

usec

)