txt_getsec.h File Reference

#include <types.h>

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Functions
void	enable_getsec_or_reset (void)
bool	getsec_parameter (uint32_t *version_mask, uint32_t *version_numbers_supported, uint32_t *max_size_acm_area, uint32_t *memory_type_mask, uint32_t *senter_function_disable, uint32_t *txt_feature_flags)
	Get information as returned by getsec[PARAMETER]. More...
bool	getsec_capabilities (uint32_t *eax)
	Get capabilities as returned by getsec[CAPABILITIES]. More...
void	getsec_enteraccs (const uint32_t esi, const uint32_t acm_base, const uint32_t acm_size)
void	getsec_sclean (const uint32_t acm_base, const uint32_t acm_size)

Function Documentation

enable_getsec_or_reset()

void enable_getsec_or_reset

(

void

)

Definition at line 56 of file getsec.c.

References BIOS_NOTICE, FEATURE_CONTROL_LOCK_BIT, full_reset(), IA32_FEATURE_CONTROL, msr_struct::lo, printk, rdmsr(), and wrmsr().

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getsec_capabilities()

bool getsec_capabilities

(

uint32_t *

eax

)

Get capabilities as returned by getsec[CAPABILITIES].

Returns false on error, true on success.

Definition at line 147 of file getsec.c.

References getsec_enabled(), and IA32_GETSEC_CAPABILITIES.

Referenced by intel_txt_prepare_txt_env(), and is_txt_chipset().

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getsec_enteraccs()

void getsec_enteraccs	(	const uint32_t	esi,
		const uint32_t	acm_base,
		const uint32_t	acm_size
	)

Referenced by intel_txt_run_bios_acm().

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getsec_parameter()

bool getsec_parameter	(	uint32_t *	version_mask,
		uint32_t *	version_numbers_supported,
		uint32_t *	max_size_acm_area,
		uint32_t *	memory_type_mask,
		uint32_t *	senter_function_disable,
		uint32_t *	txt_feature_flags
	)

Get information as returned by getsec[PARAMETER].

Arguments can be set to NULL if not needed.

Returns false on error, true on success.

Definition at line 89 of file getsec.c.

References getsec_enabled(), and IA32_GETSEC_PARAMETERS.

Referenced by intel_txt_prepare_txt_env(), lockdown_intel_txt(), txt_dump_getsec_parameters(), and validate_acm().

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getsec_sclean()

void getsec_sclean	(	const uint32_t	acm_base,
		const uint32_t	acm_size
	)

Referenced by intel_txt_run_sclean().

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